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BV(RI)c-JHK photometry of BL Lac in 1999-2001
Results of multicolor observations of BL Lac in 1999-2001 are presented. We show that the spectral energy distribution of the variable component in the range from K to B had... -
Nuclear activity of NGC 5548
UBVRI observations of the nucleus of the Seyfert galaxy NGC 5548 from 1990 until 2000 at four astronomical observatories are given in Table2. All data have been reduced to a... -
Nuclear activity of NGC 4151 in 1989-2000
Broadband UBVRI observations of the nucleus of the Seyfert galaxy NGC 4151 from 1989 until 2000 at three astronomical observatories: the Crimean Station of the Sternberg... -
Close binary system BZ Mon
The results of a UBVR photometry observations and light curve analysis are presented for eclipsing binary, BZ Mon. -
Spectroscopic study of BM Ori
Two CCD spectra of the star BM Ori were obtained with the echelle spectrograph of the 6-m telescope. Measured line equivalent widths were used to estimate atmospheric parameters... -
UBV observations of HD 179821
The photoelectric and photographic observations of the supergiant HD 179821 with a large infrared excess, a candidate for protoplanetary objects during 1899-1999 are presented. -
UBV observations of post-AGB supergiants
Systematic UBV observations of six variable post-AGB supergiants in 1991-1999 are presented. -
UBV photometry of UV Cas
UBV observations of UV Cas during 1996-1999 show mostly irregular light variations. -
UBVRI photometry of V1016 Ori
New photoelectric UBVRI observations of the eclipsing variable V1016 Ori have been obtained with the AZT-11 telescope at Crimean Astrophysical Observatory and with the Zeiss-600... -
Variability of Cyg X-1 (V1357) in 1995-1996
Photoelectric UBVR photometry of Cyg X-1 with 1-m Tian'-Shan' and 48-cm Maidanak Observatory reflectors from October 1995 through November 1996 are presented. -
Observations of X-ray binary A0535+26/V725 Tau
UBV photoelectric observations of A0535+26/V725 Tau are obtained at Crimean Station of SAI in 1980 and 1988-1998. -
Optical variability of NGC 4151
The UBV observations of performed between 1972 and 1998 are presented. The aperture is 27.5". -
UBV photometry of IRAS 18062+2410
The photometric and spectroscopic observations of IRAS 18062+2410 = V886 Her, a candidate for protoplanetary objects, in 1996-1997 are presented. The star exhibits rapid light... -
KV Cyg, V435 Cyg, V699 Cyg UBVR photometry
The results of a UBVR photometry observations are presented for eclipsing binaries KV Cyg, V435 Cyg and V699 Cyg. Each binary was observed 1989/91 with the 60 cm telescopes at... -
A study of the open cluster NGC 6811
191 individual measurements of radial velocities made with CORAVEL-type spectrometer are presented for 60 stars in the large region of NGC 6811 open cluster. Photoelectric UBVR... -
UBVR photometry of V1481 Cyg
The results of a UBVR photometry observations are presented for eclipsing binary V1481 Cyg in the open cluster NGC 7128. The binary was observed between 1993 and 1995 with the... -
Close binary system V502 Cyg in Cyg T2
Photoelectric UBVR observations of the short period close binary system V502 Cyg in the T association Cyg T2 are presented. -
BVR observations of SS 433
Photoelectric BVR photometry of SS 433 performed between 1988 and 1990 at Mt. Maidanak is presented. -
Optical variability of WW Vul
The UBV observations of WW Vul performed between 1983 and 1993 are presented. All UBV observations of WW Vul are reduced to GAISh photometric system. -
UBV photometry of Pleione in 1991-1996
The photoelectric UBV observations of Pleione between 1991 and 1996 are reported.
