The following international conferences have been held since 1996:

2011 - “Astronomical Research: from Near-Earth Space to the Galaxy” (NAO190)

2010 - METHODS AND INSTRUMENTS IN ASTRONOMY: FROM GALILEO TELESCOPES TO SPACE PROJECTS

2006 - Enlargement of Collaboration in Ground-Based Astronomical Research in SEE Countries. Studies of the Near-Earth and Small Bodies of the Solar System.

2004 - Research of Artificial and Natural NEOs and Other Solar System Bodies with
CCD Ground-based Telescopes 59 representatives of 19 astronomical institutions from 7 countries of the Central and South East Europe (Denmark, Latvia, Poland, Russia, Romania, Serbia, Ukraine) took part in the conference.

2003 - Optical and Radio Sources - Location and Connection.

2001 - Extension and Connection of Reference Frames Using CCD Ground-Based
Technique dedicated to 180th-anniversary of MAO.

1999 - Research of the Solar System Bodies by CCD-Methods.

1998 - Ukrainian-Czech Meeting: Development of Instrumental and Computational Complexes with CCD for Astronomical Observations.

1996 - The Role of Ground-Based Astrometry in Post-Hipparcos Period dedicated
to 175th-anniversary of MAO.