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From observations carried out with the telescopes BTA/SCORPIO and VLT/UVES and from data of new catalogs SDSS-III and others, the characteristic signatures of the clustering of field galaxies with a redshift of z≈0.56 around the gamma-ray burst GRB 021004 position were detected. More...

In mid-December 2017, the asteroid 3200 Phaethon will make a close approach to the Earth. It is a small asteroid with a diameter of about 5 km. Although its size is quite small in comparison with biggest asteroids of the Solar System, it is one of the largest objects among those crossing the Earth's orbit. More...

Comet 67P/Churyumov-Gerasimenko (hereinafter 67P) was the research target of the Rosetta space mission. Before the Rosetta started, comet 67P had been poorly studied. Thus, its physical properties were obtained as a result of a detailed study within the international campaign of ground-based observations of the comet (2013-2016). More...



About us:
27.11.17 Changes to the charter (October 31, 2017)
27.12.17 A new schedule of the Zeiss-1000 observations (the first half of 2018)
20.12.17 The half-yearly BTA observation reports
The half-yearly RATAN-600 observation reports
18.12.17 CCD Photometer of the Zeiss-1000 Telescope (new manual)
01.12.17 A new schedule of the BTA observations (the first half of 2018)
01.12.17 A new schedule of the RATAN-600 observations (the first half of 2018)
19.12.17 Proposed Scientific Achievements 2017
19.01.18 Announce, news, discussion (restricted)

Radio telescope


Sun monitoring

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Last update: 15/01/2018