Zobrazeno 1 - 10
of 16
pro vyhledávání: '"Yu. Yu. Kovalev"'
Autor:
Leonid Gurvits, Yu. N. Pariiskii, A.A. Konovalenko, Nikolai N. Kolachevsky, Rustam D. Dagkesamanskii, Yurii Yu. Balega, Anatolii M. Cherepashchuk, Lev Zelenyi, Yu. Yu. Kovalev, K. I. Kellermann, Igor D. Novikov, Vladimir Gdalevich Kurt
Publikováno v:
Physics-Uspekhi. 63:622-624
Autor:
Gabriele Bruni, J. A. Zensus, P. G. Edwards, José L. Gómez, James M. Anderson, Alexander B. Pushkarev, Yu. Yu. Kovalev, Manel Perucho, Kirill Sokolovsky, Antonio Fuentes, Mikhail M. Lisakov, José-María Martí, Leonid I. Gurvits, Andrei Lobanov, L. Vega-García, Tuomas Savolainen
Publikováno v:
Astronomy & Astrophysics, 654
Astronomy and Astrophysics
Digital.CSIC. Repositorio Institucional del CSIC
instname
Astronomy and Astrophysics
Digital.CSIC. Repositorio Institucional del CSIC
instname
We present Space-VLBI RadioAstron observations at 1.6 GHz and 4.8 GHz of the flat spectrum radio quasar 3C 273, with detections on baselines up to 4.5 and 3.3 Earth Diameters, respectively. Achieving the best angular resolution at 1.6 GHz to date, we
Externí odkaz:
https://explore.openaire.eu/search/publication?articleId=doi_dedup___::227f3b4f3affebb348f7f1e34bb64cc4
Autor:
E. A. Mikhailov, G. S. Zaslavskii, V. A. Stepanyants, K. V. Sokolovskii, Andrey Georgievich Tuchin, M. V. Zakhvatkin, N. S. Kardashev, M. V. Popov, Yu. Yu. Kovalev
Publikováno v:
Cosmic Research. 55:290-305
The results of updating the parameters of motion of the Spektr-R spacecraft at the end of 2016 have shown that, in January 2018, with a probability close to unity, the condition that a spacecraft stay in the Earth’s shadow is violated; however, in
Publikováno v:
Cosmic Research. 53:199-208
To interpret radio interferometric observations sensitive to linear polarization it is necessary to take into account the effect of instrumental or “parasitic” polarization. In the case of ground-space very-long-baseline interferometry, this proc
Autor:
A. N. Zinoviev, M. V. Popov, A. I. Sheikhet, A. V. Biryukov, L. N. Likhacheva, B. B. Kreisman, B. A. Sakharov, V. E. Babyshkin, B. Z. Kanevskiy, K. G. Belousov, A. I. Smirnov, I. S. Vinogradov, N. G. Babakin, A. V. Kovalenko, N. S. Kardashev, M. G. Larionov, S. D. Fedorchuk, V. I. Vasil’kov, A. A. Belyaev, A. Yu. Kukushkin, Yu. Yu. Kovalev, Igor D. Novikov, R. V. Komaev, V. I. Kostenko, V. A. Serebrennikov, B. S. Novikov, V. V. Andreyanov, Yu. N. Ponomarev, V. E. Yakimov, T. A. Mizyakina, A. A. Bykadorov, A. E. Shirshakov, S. Yu. Medvedev, S. F. Likhachev, Yu.A. Alexandrov, V. A. Stepanyants, Yu. K. Pavlenko, A. S. Gvamichava, N. Ya. Nikolaev, M. V. Melekhin, V. N. Pyshnov, A. E. Bubnov, V. M. Rozhkov, Yu. A. Korneev, M. V. Shatskaya, Y. A. Kovalev
Publikováno v:
Solar System Research. 46:458-465
The Russian Academy of Sciences and the Russian Federal Space Agency are planning to launch Radioastron in 2011, which is a unique space observatory with a 10-meter reflector antenna. In conjunction with the largest ground-based radio telescopes and
Autor:
A. A. Belyaev, T. A. Mizyakina, M. V. Popov, V. I. Vasil’kov, A. V. Biryukov, M. V. Melekhin, V. E. Yakimov, Yu.A. Alexandrov, B. A. Sakharov, Yu. K. Pavlenko, S. F. Likhachev, A. I. Sheikhet, K. G. Belousov, V. A. Stepanyants, M. V. Shatskaya, V. V. Andreyanov, M. G. Larionov, N. Ya. Nikolaev, A. I. Smirnov, A. S. Gvamichava, S. D. Fedorchuk, Yu. N. Ponomarev, V. N. Pyshnov, B. B. Kreisman, L. N. Likhacheva, B. Z. Kanevskiy, A. E. Bubnov, A. Yu. Kukushkin, A. A. Bykadorov, V. I. Kostenko, A. N. Zinoviev, S. Yu. Medvedev, V. M. Rozhkov, Yu. A. Korneev, Y. A. Kovalev, V. E. Babyshkin, A. E. Shirshakov, Igor D. Novikov, B. S. Novikov, I. S. Vinogradov, A. V. Kovalenko, N. S. Kardashev, N. G. Babakin, Yu. Yu. Kovalev, R. V. Komaev, V. A. Serebrennikov
Publikováno v:
Solar System Research. 46:466-475
The space interferometer Radioastron is working jointly with the largest radio telescopes of the world. Ground tracking stations provide for retrieving the information and determining the orbital parameters for data processing centers. The project is
The characteristic and distinctive features of the visibility amplitude of interferometric observations for compact objects like stars in the immediate vicinity of the central black hole in our Galaxy are considered. These features are associated wit
Externí odkaz:
https://explore.openaire.eu/search/publication?articleId=doi_dedup___::5cd8d3f8d7880cbfded5105f69bbcbac
Autor:
Yu. Yu. Kovalev, Frank D. Ghigo, V. I. Zhuravlev, V. A. Soglasnov, V. I. Kondrat’ev, M. V. Popov
Publikováno v:
Astronomy Reports. 55:724-732
Radio observations of the Crab pulsar were performed on the 100-m radio telescope of the Green Bank Observatory at a frequency of 2100 MHz in a 64-MHz band in two channels with right-and left-circular polarization. The Mark5A recording system was use
Autor:
N. S. Kardashev, V. V. Khartov, V. V. Abramov, V. Yu. Avdeev, A. V. Alakoz, Yu. A. Aleksandrov, S. Ananthakrishnan, V. V. Andreyanov, A. S. Andrianov, N. M. Antonov, M. I. Artyukhov, M. Yu. Arkhipov, W. Baan, N. G. Babakin, V. E. Babyshkin, N. Bartel’, K. G. Belousov, A. A. Belyaev, J. J. Berulis, B. F. Burke, A. V. Biryukov, A. E. Bubnov, M. S. Burgin, G. Busca, A. A. Bykadorov, V. S. Bychkova, V. I. Vasil’kov, K. J. Wellington, I. S. Vinogradov, R. Wietfeldt, P. A. Voitsik, A. S. Gvamichava, I. A. Girin, L. I. Gurvits, R. D. Dagkesamanskii, L. D’Addario, G. Giovannini, D. L. Jauncey, P. E. Dewdney, A. A. D’yakov, V. E. Zharov, V. I. Zhuravlev, G. S. Zaslavskii, M. V. Zakhvatkin, A. N. Zinov’ev, Yu. Ilinen, A. V. Ipatov, B. Z. Kanevskii, I. A. Knorin, J. L. Casse, K. I. Kellermann, Yu. A. Kovalev, Yu. Yu. Kovalev, A. V. Kovalenko, B. L. Kogan, R. V. Komaev, A. A. Konovalenko, G. D. Kopelyanskii, Yu. A. Korneev, V. I. Kostenko, A. N. Kotik, B. B. Kreisman, A. Yu. Kukushkin, V. F. Kulishenko, D. N. Cooper, A. M. Kut’kin, W. H. Cannon, M. G. Larionov, M. M. Lisakov, L. N. Litvinenko, S. F. Likhachev, L. N. Likhacheva, A. P. Lobanov, S. V. Logvinenko, G. Langston, K. McCracken, S. Yu. Medvedev, M. V. Melekhin, A. V. Menderov, D. W. Murphy, T. A. Mizyakina, Yu. V. Mozgovoi, N. Ya. Nikolaev, B. S. Novikov, I. D. Novikov, V. V. Oreshko, Yu. K. Pavlenko, I. N. Pashchenko, Yu. N. Ponomarev, M. V. Popov, A. Pravin-Kumar, R. A. Preston, V. N. Pyshnov, I. A. Rakhimov, V. M. Rozhkov, J. D. Romney, P. Rocha, V. A. Rudakov, A. Räisänen, S. V. Sazankov, B. A. Sakharov, S. K. Semenov, V. A. Serebrennikov, R. T. Schilizzi, D. P. Skulachev, V. I. Slysh, A. I. Smirnov, J. G. Smith, V. A. Soglasnov, K. V. Sokolovskii, L. H. Sondaar, V. A. Stepan’yants, M. S. Turygin, S. Yu. Turygin, A. G. Tuchin, S. Urpo, S. D. Fedorchuk, A. M. Finkel’shtein, E. B. Fomalont, I. Fejes, A. N. Fomina, Yu. B. Khapin, G. S. Tsarevskii, J. A. Zensus, A. A. Chuprikov, M. V. Shatskaya, N. Ya. Shapirovskaya, A. I. Sheikhet, A. E. Shirshakov, A. Schmidt, L. A. Shnyreva, V. V. Shpilevskii, R. D. Ekers, V. E. Yakimov
The Russian Academy of Sciences and Federal Space Agency, together with the participation of many international organizations, worked toward the launch of the RadioAstron orbiting space observatory with its onboard 10-m reflector radio telescope from
Externí odkaz:
https://explore.openaire.eu/search/publication?articleId=doi_dedup___::25572de962db3e7a0d8731c15de2d931
http://arxiv.org/abs/1303.5013
http://arxiv.org/abs/1303.5013
Autor:
M. Nechaeva, Xiaoyu Hong, Yu. N. Gorshenkov, Igor Molotov, Xiang Liu, Jonathan Quick, Alexander B. Pushkarev, Yu. Yu. Kovalev, C. Stanghellini, Sean M. Dougherty, G. Tuccari
VLBI observations of several quasars and BL Lacertae objects were carried out at 1.66 GHz in November–December 1999 using six antennas (Medvezh'i Ozera, Svetloe, Pushchino, Noto, HartRAO, and Shanghai). Maps of six sources (0420+022, 0420-014, 1308
Externí odkaz:
https://explore.openaire.eu/search/publication?articleId=doi_dedup___::cf38aec73a2e0d24f2c30f1781e4a287
https://nrc-publications.canada.ca/eng/view/object/?id=7639db2a-232f-41b2-bff3-a3736f9f719e
https://nrc-publications.canada.ca/eng/view/object/?id=7639db2a-232f-41b2-bff3-a3736f9f719e