Metsähovi Radio Observatory

2023

A multi-band study and exploration of the radio wave-γ -ray connection in 3C 84

Paraschos, G. F., Mpisketzis, V., Kim, J. Y., Witzel, G., Krichbaum, T. P., Zensus, J. A., Gurwell, M. A., Lähteenmäki, A., Tornikoski, M., Kiehlmann, S. & Readhead, A. C. S., 1 Jan 2023, In: Astronomy and Astrophysics. 669, 12 p., A32.

Research output: Contribution to journal › Article › Scientific › peer-review

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1 Downloads (Pure)

2022

A decade of joint MOJAVE-Fermi AGN monitoring: localization of the gamma-ray emission region

Kramarenko, I. G., Pushkarev, A. B., Kovalev, Y. Y., Lister, M. L., Hovatta, T. & Savolainen, T., Feb 2022, In: Monthly Notices of the Royal Astronomical Society. 510, 1, p. 469-480 12 p.

Research output: Contribution to journal › Article › Scientific › peer-review

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4 Citations (Scopus)

62 Downloads (Pure)

A Multiwavelength Study of GRS 1716-249 in Outburst: Constraints on Its System Parameters

Saikia, P., Russell, D. M., Baglio, M. C., Bramich, D. M., Casella, P., Trigo, M. D., Gandhi, P., Jiang, J., Maccarone, T., Soria, R., Al Noori, H., Al Yazeedi, A., Alabarta, K., Belloni, T., Bel, M. C., Ceccobello, C., Corbel, S., Fender, R., Gallo, E., Homan, J., & 10 othersKoljonen, K., Lewis, F., Markoff, S. B., Miller-Jones, J. C. A., Rodriguez, J., Russell, T. D., Shahbaz, T., Sivakoff, G. R., Testa, V. & Tetarenko, A. J., 1 Jun 2022, In: The Astrophysical Journal. 932, 1, 38.

Research output: Contribution to journal › Article › Scientific › peer-review

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2 Citations (Scopus)

11 Downloads (Pure)

A Universal Power-law Prescription for Variability from Synthetic Images of Black Hole Accretion Flows

Georgiev, B., Pesce, D. W., Broderick, A. E., Wong, G. N., Dhruv, V., Wielgus, M., Gammie, C. F., Chan, C. K., Chatterjee, K., Emami, R., Mizuno, Y., Gold, R., Fromm, C. M., Ricarte, A., Yoon, D., Joshi, A. V., Prather, B., Cruz-Osorio, A., Johnson, M. D., Porth, O., & 31 othersOlivares, H., Younsi, Z., Rezzolla, L., Vos, J., Qiu, R., Nathanail, A., Narayan, R., Chael, A., Anantua, R., Moscibrodzka, M., Akiyama, K., Alberdi, A., Alef, W., Algaba, J. C., Asada, K., Azulay, R., Bach, U., Baczko, A. K., Ball, D., Baloković, M., Barrett, J., Bauböck, M., Benson, B. A., Bintley, D., Blackburn, L., Blundell, R., Kim, D. J., Ramakrishnan, V., Savolainen, T., Wagner, J. & Event Horizon Telescope Collaboration, 1 May 2022, In: Astrophysical Journal Letters. 930, 2, p. 1-32 32 p., L20.

Research output: Contribution to journal › Article › Scientific › peer-review

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10 Citations (Scopus)

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Auringonpimennys radioteleskoopilla

Translated title of the contribution: Solar eclipse with a radio telescopeTammi, J., Kallunki, J., Aatrokoski, J. & McKay, D., 25 Oct 2022, 2 p. Aalto-yliopiston Metsähovin radio-observatorio.

Research output: Other contribution › General public

Calibration of CALLISTO data

Kallunki, J., Monstein, C., Kirves, P., Tammi, J. & Mujunen, A., 2022, Aalto-yliopisto. 17 p. (Aalto University publication series SCIENCE + TECHNOLOGY; vol. 2022, no. 1)

Research output: Book/Report › Commissioned report

Open Access

Characterizing and Mitigating Intraday Variability: Reconstructing Source Structure in Accreting Black Holes with mm-VLBI

Broderick, A. E., Gold, R., Georgiev, B., Pesce, D. W., Tiede, P., Ni, C., Moriyama, K., Akiyama, K., Alberdi, A., Alef, W., Algaba, J. C., Anantua, R., Asada, K., Azulay, R., Bach, U., Baczko, A. K., Ball, D., Baloković, M., Barrett, J., Bauböck, M., & 31 othersBenson, B. A., Bintley, D., Blackburn, L., Blundell, R., Bouman, K. L., Bower, G. C., Boyce, H., Bremer, M., Brinkerink, C. D., Brissenden, R., Britzen, S., Broguiere, D., Bronzwaer, T., Bustamante, S., Byun, D. Y., Carlstrom, J. E., Ceccobello, C., Chael, A., Chan, C. K., Chatterjee, K., Chatterjee, S., Chen, M. T., Chen, Y., Cheng, X., Cho, I., Christian, P., Kim, D. J., Ramakrishnan, V., Savolainen, T., Wagner, J. & Event Horizon Telescope Collaboration, 1 May 2022, In: Astrophysical Journal Letters. 930, 2, p. 1-30 30 p., L21.

Research output: Contribution to journal › Article › Scientific › peer-review

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9 Citations (Scopus)

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Collimation of the Relativistic Jet in the Quasar 3C 273

Okino, H., Akiyama, K., Asada, K., Gómez, J. L., Hada, K., Honma, M., Krichbaum, T. P., Kino, M., Nagai, H., Bach, U., Blackburn, L., Bouman, K. L., Chael, A., Crew, G. B., Doeleman, S. S., Fish, V. L., Goddi, C., Issaoun, S., Johnson, M. D., Jorstad, S., & 15 othersKoyama, S., Lonsdale, C. J., Lu, R. S., Martí-Vidal, I., Matthews, L. D., Mizuno, Y., Moriyama, K., Nakamura, M., Pu, H. Y., Ros, E., Savolainen, T., Tazaki, F., Wagner, J., Wielgus, M. & Zensus, A., 1 Nov 2022, In: Astrophysical Journal. 940, 1, 65.

Research output: Contribution to journal › Article › Scientific › peer-review

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Complex Type II Solar Radio Event on 4 July 2022

Kallunki, J., 1 Dec 2022, In: Latvian Journal of Physics and Technical Sciences. 59, 6, p. 22-29 8 p.

Research output: Contribution to journal › Article › Scientific › peer-review

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Confronting observations of VHE gamma-ray blazar flares with reconnection models

Jormanainen, J., Hovatta, T., Lindfors, E., Christie, I., Petropoulou, M. & Liodakis, I., 18 Mar 2022, In: Proceedings of Science. 395, 8 p., 867.

Research output: Contribution to journal › Conference article › Scientific › peer-review

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Discovery of optical and infrared accretion disc wind signatures in the black hole candidate MAXI J1348 630

Panizo-Espinar, G., Armas Padilla, M., Muñoz-Darias, T., Koljonen, K. I. I., Cúneo, V. A., Sánchez-Sierras, J., Mata Sánchez, D., Casares, J., Corral-Santana, J., Fender, R. P., Jiménez-Ibarra, F., Ponti, G., Steeghs, D. & Torres, M. A. P., 10 Aug 2022, In: Astronomy and Astrophysics. 664, 9 p., A100.

Research output: Contribution to journal › Article › Scientific › peer-review

Open Access

First Sagittarius A^* Event Horizon Telescope Results. I. The Shadow of the Supermassive Black Hole in the Center of the Milky Way

Ramakrishnan, V., Savolainen, T. & Event Horizon Telescope Collaboration, 1 May 2022, In: Astrophysical Journal Letters. 930, 2, L12.

Research output: Contribution to journal › Article › Scientific › peer-review

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109 Citations (Scopus)

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First Sagittarius A^* Event Horizon Telescope Results. II. EHT and Multiwavelength Observations, Data Processing, and Calibration

Ramakrishnan, V., Savolainen, T. & Event Horizon Telescope Collaboration, 1 May 2022, In: Astrophysical Journal Letters. 930, 2, 31 p., L13.

Research output: Contribution to journal › Article › Scientific › peer-review

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29 Citations (Scopus)

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First Sagittarius A^* Event Horizon Telescope Results. III. Imaging of the Galactic Center Supermassive Black Hole

Ramakrishnan, V., Savolainen, T. & Event Horizon Telescope Collaboration, 1 May 2022, In: Astrophysical Journal Letters. 930, 2, L14.

Research output: Contribution to journal › Article › Scientific › peer-review

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18 Citations (Scopus)

First Sagittarius A^* Event Horizon Telescope Results. IV. Variability, Morphology, and Black Hole Mass

Ramakrishnan, V., Savolainen, T. & Event Horizon Telescope Collaboration, 1 May 2022, In: Astrophysical Journal Letters. 930, 2, L15.

Research output: Contribution to journal › Article › Scientific › peer-review

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22 Citations (Scopus)

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First Sagittarius A^* Event Horizon Telescope Results. V. Testing Astrophysical Models of the Galactic Center Black Hole

Ramakrishnan, V., Savolainen, T. & Event Horizon Telescope Collaboration, 1 May 2022, In: Astrophysical Journal Letters. 930, 2, L16.

Research output: Contribution to journal › Article › Scientific › peer-review

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36 Citations (Scopus)

13 Downloads (Pure)

First Sagittarius A^* Event Horizon Telescope Results. VI. Testing the Black Hole Metric

Ramakrishnan, V., Savolainen, T. & Event Horizon Telescope Collaboration, 1 May 2022, In: Astrophysical Journal Letters. 930, 2, L17.

Research output: Contribution to journal › Article › Scientific › peer-review

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41 Citations (Scopus)

11 Downloads (Pure)

Impact of the image alignment over frequency for the VLBI Global Observing System

Xu, M. H., Savolainen, T., Anderson, J. M., Kareinen, N., Zubko, N., Lunz, S. & Schuh, H., 18 Jul 2022, In: Astronomy & Astrophysics. 663, 10 p., 83.

Research output: Contribution to journal › Article › Scientific › peer-review

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Importance of Spectrum Management in Radio Astronomy

Kallunki, J., Bezrukovs, V., Madkour, W. & Kirves, P., 1 Jun 2022, In: Latvian Journal of Physics and Technical Sciences. 59, s3, p. 30-38 9 p.

Research output: Contribution to journal › Article › Scientific › peer-review

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Investigating the Blazar TXS 0506+056 through Sharp Multiwavelength Eyes during 2017-2019

Hovatta, T., Lähteenmäki, A., Tornikoski, M., Tammi, J., MAGIC Collaboration & OVRO, 1 Mar 2022, In: The Astrophysical Journal. 927, 2, 197.

Research output: Contribution to journal › Article › Scientific › peer-review

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2 Citations (Scopus)

15 Downloads (Pure)

Jet kinematics in the transversely stratified jet of 3C 84 A two-decade overview

Paraschos, G. F., Krichbaum, T. P., Kim, J-Y., Hodgson, J. A., Oh, J., Ros, E., Zensus, J. A., Marscher, A. P., Jorstad, S. G., Gurwell, M. A., Laehteenmaeki, A., Tornikoski, M., Kiehlmann, S. & Readhead, A. C. S., 31 Aug 2022, In: Astronomy & Astrophysics. 665, p. 1-23 23 p., 1.

Research output: Contribution to journal › Article › Scientific › peer-review

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Jetted narrow-line Seyfert 1 galaxies breaking the jet paradigm: A comprehensive study of host-galaxy morphologies

Varglund, I., Järvelä, E., Lähteenmäki, A., Berton, M., Ciroi, S. & Congiu, E., 8 Dec 2022, In: Astronomy and Astrophysics. 668, 22 p., 91.

Research output: Contribution to journal › Article › Scientific › peer-review

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MAGIC and H.E.S.S. detect VHE gamma rays from the blazar OT 081 for the first time: a deep multiwavelength study

Manganaro, M., Cerruti, M., Tavecchio, F., Hovatta, T., Lähteenmäki, A., H.E.S.S., Fermi Large Area Telescope Collaboration & MAGIC Collaboration, 18 Mar 2022, In: Proceedings of Science. 395, 815.

Research output: Contribution to journal › Conference article › Scientific › peer-review

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Magnetic field strengths of the synchrotron self-absorption region in the jet of CTA 102 during radio flares

Kim, S-H., Lee, S-S., Lee, J. W., Hodgson, J. A., Kang, S., Algaba, J-C., Kim, J-Y., Hodges, M., Agudo, I., Fuentes, A., Escudero, J., Myserlis, I., Traianou, E., Lahteenmaki, A., Tornikoski, M., Tammi, J., Ramakrishnan, V. & Jarvela, E., Feb 2022, In: Monthly Notices of the Royal Astronomical Society. 510, 1, p. 815-833 19 p.

Research output: Contribution to journal › Article › Scientific › peer-review

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1 Citation (Scopus)

39 Downloads (Pure)

Manx Arrays: Perfect Non-Redundant Interferometric Geometries

McKay, D., Grydeland, T. & Gustavsson, B., 14 Sep 2022, In: Radio Science. 57, 9, 8 p., e2022RS007500.

Research output: Contribution to journal › Article › Scientific › peer-review

Open Access

Measurements of magnetic fields in the jets of active galactic nuclei - A tool for testing black hole jet launching models

Chamani, W., 2022, Aalto University. 224 p.

Research output: Thesis › Doctoral Thesis › Collection of Articles

Open Access

Millimeter Light Curves of Sagittarius A^* Observed during the 2017 Event Horizon Telescope Campaign

Wielgus, M., Marchili, N., Martí-Vidal, I., Keating, G. K., Ramakrishnan, V., Tiede, P., Fomalont, E., Issaoun, S., Neilsen, J., Nowak, M. A., Blackburn, L., Gammie, C. F., Goddi, C., Haggard, D., Lee, D., Moscibrodzka, M., Tetarenko, A. J., Bower, G. C., Chan, C. K., Chatterjee, K., & 31 othersChesler, P. M., Dexter, J., Doeleman, S. S., Georgiev, B., Gurwell, M., Johnson, M. D., Marrone, D. P., Mus, A., Psaltis, D., Ripperda, B., Witzel, G., Akiyama, K., Alberdi, A., Alef, W., Algaba, J. C., Anantua, R., Asada, K., Azulay, R., Bach, U., Baczko, A. K., Ball, D., Baloković, M., Barrett, J., Bauböck, M., Benson, B. A., Bintley, D., Blundell, R., Kim, D. J., Savolainen, T., Wagner, J. & Event Horizon Telescope Collaboration, 1 May 2022, In: Astrophysical Journal Letters. 930, 2, p. 1-32 32 p., L19.

Research output: Contribution to journal › Article › Scientific › peer-review

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14 Citations (Scopus)

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Multi-epoch monitoring of TXS 0506+056 with MAGIC and MWL partners

Satalecka, K., Aniello, T., Bernardini, E., Bhattacharyya, W., Cerruti, M., D'Ammando, F., Prandini, E., Righi, C., Sahakyan, N., Viale, I., Edwards, P. G., Ojha, R., Stevens, J., university, T., Kiehlmann, S., Readhead, A. C. S., Eppel, F., Gokus, A., Heßdörfer, J., Kadler, M., & 7 othersParaschos, G. F., Sinapius, J., Rösch, F., ATCA, OVRO, TELAMON Collaboration & MAGIC Collaboration, 18 Mar 2022, In: Proceedings of Science. 395, 875.

Research output: Contribution to journal › Conference article › Scientific › peer-review

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1 Citation (Scopus)

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Multiwavelength monitoring of the gravitationally lensed blazar QSO B0218+357 between 2016 and 2020

Sitarek, J., Fallah Ramazani, V., Lamastra, A., Manganaro, M., Nilsson, K., Longo, F., de Palma, F., MAGIC Collaboration & Fermi Large Area Telescope Collaboration, 18 Mar 2022, In: Proceedings of Science. 395, 819.

Research output: Contribution to journal › Conference article › Scientific › peer-review

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Multiwavelength study of the gravitationally lensed blazar QSO B0218+357 between 2016 and 2020

Acciari, V. A., Ansoldi, S., Antonelli, L. A., Engels, A. A., Artero, M., Asano, K., Baack, D., Babic, A., Baquero, A., Barres de Almeida, U., Barrio, J. A., Batkovic, Becerra Gonzalez, J., Bednarek, W., Bellizzi, L., Bernardini, E., Bernardos, M., Berti, A., Besenrieder, J., Bhattacharyya, W., & 190 othersBigongiari, C., Biland, A., Blanch, O., Bonnoli, G., Bosnjak, Z., Busetto, G., Carosi, R., Ceribella, G., Cerruti, M., Chai, Y., Chilingarian, A., Cikota, S., Colak, S. M., Colombo, E., Contreras, J. L., Cortina, J., Covino, S., D'Amico, G., D'Elia, V., Da Vela, P., Dazzi, F., De Angelis, A., De Lotto, B., Delfino, M., Delgado, J., Delgado Mendez, C., Depaoli, D., Di Pierro, F., Di Venere, L., Do Souto Espineira, E., Prester, D. D., Donini, A., Dorner, D., Doro, M., Elsaesser, D., Ramazani, V. F., Fattorini, A., Ferrara, G., Fonseca, M., Font, L., Fruck, C., Fukami, S., Garcia Lopez, R. J., Garczarczyk, M., Gasparyan, S., Gaug, M., Giglietto, N., Giordano, F., Gliwny, P., Godinovic, N., Green, J. G., Green, D., Hadasch, D., Hahn, A., Heckmann, L., Herrera, J., Hoang, J., Hrupec, D., Hutten, M., Inada, T., Inoue, S., Ishio, K., Iwamura, Y., Jimenez, I., Jormanainen, J., Jouvin, L., Kajiwara, Y., Karjalainen, M., Kerszberg, D., Kobayashi, Y., Kubo, H., Kushida, J., Lamastra, A., Lelas, D., Leone, F., Lindfors, E., Lombardi, S., Longo, F., Lopez-Coto, R., Lopez-Moya, M., Lopez-Oramas, A., Loporchio, S., Machado de Oliveira Fraga, B., Maggio, C., Majumdar, P., Makariev, M., Mallamaci, M., Maneva, G., Manganaro, M., Mannheim, K., Maraschi, L., Mariotti, M., Martinez, M., Mazin, D., Menchiari, S., Mender, S., Micanovic, S., Miceli, D., Miener, T., Minev, M., Miranda, J. M., Mirzoyan, R., Molina, E., Moralejo, A., Morcuende, D., Moreno, D., Moretti, E., Neustroev, V., Nigro, C., Nilsson, K., Nishijima, K., Noda, K., Nozaki, S., Ohtani, Y., Oka, T., Otero-Santos, J., Paiano, S., Palatiello, M., Paneque, D., Paoletti, R., Paredes, J. M., Pavletic, L., Penil, P., Perennes, C., Persic, M., Moroni, P. G. P., Prandini, E., Priyadarshi, C., Puljak, I., Rhode, W., Ribo, M., Rico, J., Righi, C., Rugliancich, A., Saha, L., Sahakyan, N., Saito, T., Sakurai, S., Satalecka, K., Saturni, F. G., Schleicher, B., Schmidt, K., Schweizer, T., Sitarek, J., Snidaric, Sobczynska, D., Spolon, A., Stamerra, A., Strom, D., Strzys, M., Suda, Y., Suric, T., Takahashi, M., Tavecchio, F., Temnikov, P., Terzic, T., Teshima, M., Tosti, L., Truzzi, S., Tutone, A., Ubach, S., van Scherpenberg, J., Vanzo, G., Vazquez Acosta, M., Ventura, S., Verguilov, V., Vigorito, C. F., Vitale, V., Vovk, I., Will, M., Wunderlich, C., Zaric, D., de Palma, F., D'Ammando, F., Barnacka, A., Sahu, D. K., Hodges, M., Hovatta, T., Kiehlmann, S., Max-Moerbeck, W., Readhead, A. C. S., Reeves, R., Pearson, T. J., Lahteenmaki, A., Bjorklund, Tornikoski, M., Tammi, J., Suutarinen, S., Hada, K. & Niinuma, K., 1 Feb 2022, In: Monthly Notices of the Royal Astronomical Society. 510, 2, p. 2344-2362 19 p.

Research output: Contribution to journal › Article › Scientific › peer-review

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3 Citations (Scopus)

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Multiwavelength Variability Power Spectrum Analysis of the Blazars 3C 279 and PKS 1510-089 on Multiple Timescales

Lähteenmäki, A., Hovatta, T., Tornikoski, M., Tammi, J. & Fermi Large Area Telescope Collaboration, 1 Mar 2022, In: The Astrophysical Journal. 927, 2, 214.

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3 Citations (Scopus)

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New Tests of Milli-lensing in the Blazar PKS 1413 + 135

Peirson, A. L., Liodakis, I., Readhead, A. C. S., Lister, M. L., Perlman, E. S., Aller, M. F., Blandford, R. D., Grainge, K. J. B., Green, D. A., Gurwell, M. A., Hodges, M. W., Hovatta, T., Kiehlmann, S., Lähteenmäki, A., Max-Moerbeck, W., McAloone, T., O'Neill, S., Pavlidou, V., Pearson, T. J., Ravi, V., & 9 othersReeves, R. A., Scott, P. F., Taylor, G. B., Titterington, D. J., Tornikoski, M., Vedantham, H. K., Wilkinson, P. N., Williams, D. T. & Zensus, J. A., 1 Mar 2022, In: The Astrophysical Journal. 927, 1, 20 p., 24.

Research output: Contribution to journal › Article › Scientific › peer-review

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1 Citation (Scopus)

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On the determination of ionospheric electron density profiles using multi-frequency riometry

McKay, D., Vierinen, J., Kero, A. & Partamies, N., 27 Jan 2022, In: Geoscientific Instrumentation, Methods and Data Systems. 11, 1, p. 25-35 11 p.

Research output: Contribution to journal › Article › Scientific › peer-review

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Probing the Innermost Regions of AGN Jets and Their Magnetic Fields with RadioAstron. V. Space and Ground Millimeter-VLBI Imaging of OJ 287

Gómez, J. L., Traianou, E., Krichbaum, T. P., Lobanov, A. P., Fuentes, A., Lico, R., Zhao, G-Y., Bruni, G., Kovalev, Y. Y., Lähteenmäki, A., Voitsik, P. A., Lisakov, M. M., Angelakis, E., Bach, U., Casadio, C., Cho, I., Dey, L., Gopakumar, A., Gurvits, L. I., Jorstad, S., & 10 othersKovalev, Y. A., Lister, M. L., Marscher, A. P., Myserlis, I., Pushkarev, A. B., Ros, E., Savolainen, T., Tornikoski, M., Valtonen, M. J. & Zensus, A., Jan 2022, In: The Astrophysical Journal. 924, 2, 16 p., 122.

Research output: Contribution to journal › Article › Scientific › peer-review

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6 Citations (Scopus)

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Radio and γ-Ray Activity in the Jet of the Blazar S5 0716+714

Kim, D. W., Kravchenko, E. V., Kutkin, A. M., Böttcher, M., Gómez, J. L., Gurwell, M., Jorstad, S. G., Lähteenmäki, A., Marscher, A. P., Ramakrishnan, V., Tornikoski, M., Trippe, S., Weaver, Z. & Williamson, K. E., 1 Jan 2022, In: The Astrophysical Journal. 925, 1, p. 1-21 21 p., 64.

Research output: Contribution to journal › Article › Scientific › peer-review

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Relationship between Solar Millimeter and Soft X-Ray Emissions

Kallunki, J. & Tornikoski, M., 1 Jun 2022, In: Latvian Journal of Physics and Technical Sciences. 59, s3, p. 39-47 9 p.

Research output: Contribution to journal › Article › Scientific › peer-review

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Resolving the Inner Parsec of the Blazar J1924-2914 with the Event Horizon Telescope

Issaoun, S., Wielgus, M., Jorstad, S., Krichbaum, T. P., Blackburn, L., Janssen, M., Chan, C., Pesce, D. W., Gomez, J. L., Akiyama, K., Moscibrodzka, M., Marti-Vidal, I., Chael, A., Lico, R., Liu, J., Ramakrishnan, V., Lisakov, M., Fuentes, A., Zhao, G-Y., Moriyama, K., & 31 othersBroderick, A. E., Tiede, P., MacDonald, N. R., Mizuno, Y., Traianou, E., Loinard, L., Davelaar, J., Gurwell, M., Lu, R-S., Alberdi, A., Alef, W., Algaba, J. C., Anantua, R., Asada, K., Azulay, R., Bach, U., Baczko, A-K., Ball, D., Balokovic, M., Barrett, J., Baubock, M., Benson, B. A., Bintley, D., Blundell, R., Boland, W., Bouman, K. L., Bower, G. C., Kim, D-J., Savolainen, T., Wagner, J. & Event Horizon Telescope Collaboration, 1 Aug 2022, In: The Astrophysical Journal. 934, 2, 21 p., 145.

Research output: Contribution to journal › Article › Scientific › peer-review

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Selective Dynamical Imaging of Interferometric Data

Farah, J., Galison, P., Akiyama, K., Bouman, K. L., Bower, G. C., Chael, A., Fuentes, A., Gómez, J. L., Honma, M., Johnson, M. D., Kofuji, Y., Marrone, D. P., Moriyama, K., Narayan, R., Pesce, D. W., Tiede, P., Wielgus, M., Zhao, G. Y., Alberdi, A., Alef, W., & 31 othersAlgaba, J. C., Anantua, R., Asada, K., Azulay, R., Baczko, A. K., Ball, D., Baloković, M., Barrett, J., Benson, B. A., Bintley, D., Blackburn, L., Blundell, R., Boland, W., Boyce, H., Bremer, M., Brinkerink, C. D., Brissenden, R., Britzen, S., Broderick, A. E., Broguiere, D., Bronzwaer, T., Bustamente, S., Byun, D. Y., Carlstrom, J. E., Chan, C. K., Chatterjee, K., Kim, D. J., Ramakrishnan, V., Savolainen, T., Wagner, J. & Event Horizon Telescope Collaboration, 1 May 2022, In: Astrophysical Journal Letters. 930, 2, p. 1-21 21 p., L18.

Research output: Contribution to journal › Article › Scientific › peer-review

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6 Citations (Scopus)

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Solar Microwave Emission Associated with Coronal Mass Ejections (CME)

Kallunki, J., 1 Feb 2022, In: Latvian Journal of Physics and Technical Sciences. 59, 1, p. 13-20 8 p.

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The hunt for extraterrestrial high-energy neutrino counterparts

Liodakis, I., Hovatta, T., Pavlidou, V., Readhead, A. C. S., Blandford, R. D., Kiehlmann, S., Lindfors, E., Max-Moerbeck, W., Pearson, T. J. & Petropoulou, M., 30 Sep 2022, In: Astronomy & Astrophysics. 666, p. 1-7 7 p., A36.

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The science case and challenges of space-borne sub-millimeter interferometry

Gurvits, L. I., Paragi, Z., Amils, R. I., van Bemmel, I., Boven, P., Casasola, V., Conway, J., Davelaar, J., Díez-González, M. C., Falcke, H., Fender, R., Frey, S., Fromm, C. M., Gallego-Puyol, J. D., García-Miró, C., Garrett, M. A., Giroletti, M., Goddi, C., Gómez, J. L., van der Gucht, J., & 34 othersGuirado, J. C., Haiman, Z., Helmich, F., Hudson, B., Humphreys, E., Impellizzeri, V., Janssen, M., Johnson, M. D., Kovalev, Y. Y., Kramer, M., Lindqvist, M., Linz, H., Liuzzo, E., Lobanov, A. P., López-Fernández, I., Malo-Gómez, I., Masania, K., Mizuno, Y., Plavin, A. V., Rajan, R. T., Rezzolla, L., Roelofs, F., Ros, E., Rygl, K. L. J., Savolainen, T., Schuster, K., Venturi, T., Verkouter, M., de Vicente, P., Visser, P. N. A. M., Wiedner, M. C., Wielgus, M., Wiik, K. & Zensus, J. A., Jul 2022, In: Acta astronautica. 196, p. 314-333 20 p.

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3 Citations (Scopus)

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The Unanticipated Phenomenology of the Blazar PKS 2131-021: A Unique Supermassive Black Hole Binary Candidate

O'Neill, S., Kiehlmann, S., Readhead, A. C. S., Aller, M. F., Blandford, R. D., Liodakis, I., Lister, M. L., Mróz, P., O'Dea, C. P., Pearson, T. J., Ravi, V., Vallisneri, M., Cleary, K. A., Graham, M. J., Grainge, K. J. B., Hodges, M. W., Hovatta, T., Lähteenmäki, A., Lamb, J. W., Lazio, T. J. W., & 7 othersMax-Moerbeck, W., Pavlidou, V., Prince, T. A., Reeves, R. A., Tornikoski, M., Vergara De La Parra, P. & Zensus, J. A., 1 Feb 2022, In: Astrophysical Journal Letters. 926, 2, 21 p., 35.

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7 Citations (Scopus)

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The Variability of the Black Hole Image in M87 at the Dynamical Timescale

Satapathy, K., Psaltis, D., Ozel, F., Medeiros, L., Dougall, S. T., Chan, C-K., Wielgus, M., Prather, B. S., Wong, G. N., Gammie, C. F., Akiyama, K., Alberdi, A., Alef, W., Algaba, J. C., Anantua, R., Asada, K., Azulay, R., Baczko, A-K., Ball, D., Balokovic, M., & 217 othersBarrett, J., Benson, B. A., Bintley, D., Blackburn, L., Blundell, R., Boland, W., Bouman, K. L., Bower, G. C., Boyce, H., Bremer, M., Brinkerink, C. D., Brissenden, R., Britzen, S., Broderick, A. E., Broguiere, D., Bronzwaer, T., Bustamente, S., Byun, D-Y., Carlstrom, J. E., Chael, A., Chatterjee, K., Chatterjee, S., Chen, M-T., Chen, Y., Cho, I., Christian, P., Conway, J. E., Cordes, J. M., Crawford, T. M., Crew, G. B., Cruz-Osorio, A., Cui, Y., Davelaar, J., De Laurentis, M., Deane, R., Dempsey, J., Desvignes, G., Dexter, J., Doeleman, S. S., Eatough, R. P., Falcke, H., Farah, J., Fish, V. L., Fomalont, E., Ford, H. A., Fraga-Encinas, R., Friberg, P., Fromm, C. M., Fuentes, A., Galison, P., Garcia, R., Gentaz, O., Georgiev, B., Goddi, C., Gold, R., Gomez-Ruiz, A., Gomez, J. L., Gu, M., Gurwell, M., Hada, K., Haggard, D., Hecht, M. H., Hesper, R., Ho, P., Honma, M., Huang, C-W. L., Huang, L., Hughes, D. H., Ikeda, S., Inoue, M., Issaoun, S., James, D. J., Jannuzi, B. T., Janssen, M., Jeter, B., Jiang, W., Jimenez-Rosales, A., Johnson, M. D., Jorstad, S., Jung, T., Karami, M., Karuppusamy, R., Kawashima, T., Keating, G. K., Kettenis, M., Kim, D-J., Kim, J-Y., Kim, J., Kim, J., Kino, M., Koay, J. Y., Kofuji, Y., Koch, P. M., Koyama, S., Kramer, C., Kramer, M., Krichbaum, T. P., Kuo, C-Y., Lauer, T. R., Lee, S-S., Levis, A., Li, Y-R., Li, Z., Lindqvist, M., Lico, R., Lindahl, G., Liu, J., Liu, K., Liuzzo, E., Lo, W-P., Lobanov, A. P., Loinard, L., Lonsdale, C., Lu, R-S., MacDonald, N. R., Mao, J., Marchili, N., Markoff, S., Marrone, D. P., Marscher, A. P., Marti-Vidal, I., Matsushita, S., Matthews, L. D., Menten, K. M., Mizuno, I., Mizuno, Y., Moran, J. M., Moriyama, K., Moscibrodzka, M., Mueller, C., Mejias, A. M., Musoke, G., Nagai, H., Nagar, N. M., Nakamura, M., Narayan, R., Narayanan, G., Natarajan, I., Nathanail, A., Neilsen, J., Neri, R., Ni, C., Noutsos, A., Nowak, M. A., Okino, H., Olivares, H., Ortiz-Leon, G. N., Oyama, T., Palumbo, D. C. M., Park, J., Patel, N., Pen, U-L., Pesce, D. W., Pietu, V., Plambeck, R., PopStefanija, A., Porth, O., Potzl, F. M., Preciado-Lopez, J. A., Pu, H-Y., Ramakrishnan, V., Rao, R., Rawlings, M. G., Raymond, A. W., Rezzolla, L., Ripperda, B., Roelofs, F., Rogers, A., Ros, E., Rose, M., Roshanineshat, A., Rottmann, H., Roy, A. L., Ruszczyk, C., Rygl, K. L. J., Sanchez, S., Sanchez-Arguelles, D., Sasada, M., Savolainen, T., Schloerb, F. P., Schuster, K-F., Shao, L., Shen, Z., Small, D., Sohn, B. W., SooHoo, J., Sun, H., Tazaki, F., Tetarenko, A. J., Tiede, P., Tilanus, R. P. J., Titus, M., Toma, K., Torne, P., Traianou, E., Trent, T., Trippe, S., van Bemmel, I., van Langevelde, H. J., van Rossum, D. R., Wagner, J., Ward-Thompson, D., Wardle, J., Weintroub, J., Wex, N., Wharton, R., Wiik, K., Wu, Q., Yoon, D., Young, A., Young, K., Younsi, Z., Yuan, F., Yuan, Y-F., Zensus, J. A., Zhao, G-Y. & Zhao, S-S., 1 Jan 2022, In: The Astrophysical Journal. 925, 1, 19 p., 13.

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Unraveling the Innermost Jet Structure of OJ 287 with the First GMVA + ALMA Observations

Zhao, G. Y., Gómez, J. L., Fuentes, A., Krichbaum, T. P., Traianou, E., Lico, R., Cho, I., Ros, E., Komossa, S., Akiyama, K., Asada, K., Blackburn, L., Britzen, S., Bruni, G., Crew, G. B., Dahale, R., Dey, L., Gold, R., Gopakumar, A., Issaoun, S., & 16 othersJanssen, M., Jorstad, S., Kim, J. Y., Koay, J. Y., Kovalev, Y. Y., Koyama, S., Lobanov, A. P., Loinard, L., Lu, R. S., Markoff, S., Marscher, A. P., Martí-Vidal, I., Mizuno, Y., Park, J., Savolainen, T. & Toscano, T., 1 Jun 2022, In: The Astrophysical Journal. 932, 1, 12 p., 72.

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Unravelling the origin of extended radio emission in narrow-line Seyfert 1 galaxies with the JVLA

Järvelä, E., Dahale, R., Crepaldi, L., Berton, M., Congiu, E. & Antonucci, R., 25 Jan 2022, In: Astronomy and Astrophysics. 658, 77 p., A12.

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5 Citations (Scopus)

2021

28-40 GHz variability and polarimetry of bright compact sources in the QUIJOTE cosmological fields

Perrott, Y. C., Lopez-Caniego, M., Genova-Santos, R. T., Rubino-Martin, J. A., Ashdown, M., Herranz, D., Lahteenmaki, A., Lasenby, A. N., Lopez-Caraballo, C. H., Poidevin, F. & Tornikoski, M., Apr 2021, In: Monthly Notices of the Royal Astronomical Society. 502, 4, p. 4779-4793 15 p.

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ALMA/NICER observations of GRS 1915+105 indicate a return to a hard state

Koljonen, K. I. I. & Hovatta, T., 1 Mar 2021, In: Astronomy and Astrophysics. 647, 18 p., A173.

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A new sample of gamma-ray emitting jetted active galactic nuclei—preliminary results

Foschini, L., Lister, M. L., Antón, S., Berton, M., Ciroi, S., Marchã, M. J. M., Tornikoski, M., Järvelä, E., Romano, P., Vercellone, S. & Bontà, E. D., 5 Oct 2021, In: Universe. 7, 10, 111 p., 372.

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An intermittent extreme BL Lac: MWL study of 1ES 2344+514 in an enhanced state

Hovatta, T., MAGIC Collaboration, FACT Collaboration & MWL Collaborators , 2021, In: Monthly Notices of the Royal Astronomical Society. 496, 3, p. 3912-3928 17 p.

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An Oversized Magnetic Sheath Wrapping around the Parsec-scale Jet in 3C 273

Lisakov, M. M., Kravchenko, E. V., Pushkarev, A. B., Kovalev, Y. Y., Savolainen, T. K. & Lister, M. L., 20 Mar 2021, In: The Astrophysical Journal. 910, 1, 8 p., 35.

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3 Citations (Scopus)

Metsähovi Radio Observatory

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