Observatories and telescopes:

Abastumani - Abastumani Astrophysical Observatory, Georgia. 1.25-m reflector

Asiago     - Asiago Astrophysical Observatory, Italy. 1.8-m reflector

CASLEO     - Complejo Astronomico El Leoncito (CASLEO), Argentine. 2.15-m
             reflector      

Catalina   - Catalina Station, Lunar and Planetary Laboratory, University
             of Arizona, USA. 1.5-m reflector

Crimea     - Crimean Astrophysical Observatory, Ukraine. 1.25-m reflector,
             2.6-m reflector

CTIO       - Cerro Tololo Iner-American Observatory, USA. 1.5-m reflector

di Brera   - Osservatorio Astronomico di Brera-Merate, Italy. 1-m reflector

Dodaira    - Dodaira Observatory of the National Astronomical Observatory,
             Japan. 0.91-m reflector

Dushanbe   - Institute of Astrophysics, Dushanbe, Tajikistan. 0.7-m
             reflector

ESO VLT    - ESO Cerro Paranal Observatory. Very Large Telescope 8.2-m
             reflector

Kharkiv    - Institute of Astronomy of Kharkiv V.N.Karazin National
             University, Ukraine. 0.7-m reflector

Lowell     - Lowell Observatory, USA. 1.8-m reflector

Mauna Kea  - Mauna Kea Observatory, Hawaii, USA. 0.6 and 2.2-m reflectors

McDonald   - McDonald Observatory, USA. 0.9 and 2.1-m reflectors

Palomar    - Palomar Mt., Hale Observatories, USA. 1.5-m reflector

Sanglok    - Sanglok Observatory of Institute of Astrophysics, Dushanbe,
             Tajikistan. 1-m reflector

Steward    - Steward Observatory, USA. 0.5 and 2.3-m reflectors

Tarija     - Soviet-Bolivian Astronomical Observatory, Tarija, Bolivia.
             0.6-m reflector

Terskol    - Peak Terskol Ukrainian-Russian Observatory, Northern Caucasia.
             2-m reflector