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SPM Catalog 2.0
The SPM Catalog 2.0 provides positions, absolute proper motions and photographic BV photometry for over 320,000 stars and galaxies. The Catalog covers an area of ~3700 square... -
The APM-North Catalogue
This version is a preliminary adaptation of the APM, covering the Northern sky at high galactic latitudes only. The catalogue APMCAT-POSS1-1.0 is derived from the first epoch... -
FIRST-APM-SDSS survey for high-z radio QSOs
We selected from the VLA FIRST survey a sample of 94 objects with star-like counterparts in the Sloan Digital Sky Survey (SDSS), and with APM POSS-I colour O-E>=2, i.e.... -
Proper motions of IC 2391 possible members
Large-scale astrometric and photometric data bases have been used to search for and confirm stellar membership of the open cluster IC 2391. 125 stars were found that satisfied... -
Radio observations of A3158
We present 1.4- and 2.5-GHz Australia Telescope Compact Array (ATCA) observations of the galaxy cluster A3158 (z=0.0597) which is located within the central part of the... -
Outer regions of Galactic Bulge
Digitized UK Schmidt plate photometry, calibrated with CCD photometry, is obtained in 18 regions over the Bulge. Stars are selected for spectroscopic follow-up from with a... -
Multicolour photometry of Sersic 129-01
(no description available) Cone search capability for table J/MNRAS/240/785/appendix (ubri photometry) -
Photographic study of A2197 and A2199
Radii, b26 magnitudes, (b-r) colors, position angles, and ellipticities have been measured on the plates of Palomar 48-inch Schmidt telescope taken in May 1976, for 6925... -
Melotte 66
Photoelectric and photographic photometry of the open cluster Melotte 66 is presented. The CM diagram shows most of the characteristics of an old cluster. The giant branch is... -
Optical Monitoring of Quasar 3C345
Results of long-term monitoring of the quasar 3C345 from 1984 to 1991 are presented. Observations has been conducted on the Byurakanskii station of the St. Petersburg... -
J-PLUS DR1 Catalogue (July, 2018)
J-PLUS DR1 Catalogue (July, 2018) is based on scientific images in 12 filters collected from November 2015 to January 2018 covering a total area of ~1020 square degrees. The... -
J-PLUS DR2 Catalogue (July, 2020)
J-PLUS DR2 Catalogue (July, 2020) is based on scientific images in 12 filters collected from November 2015 to February 2020 covering a total area of ~2000 square degrees. The... -
J-PLUS DR3 Catalogue (July, 2022)
J-PLUS DR3 Catalogue (July, 2022) is based on scientific images in 12 filters collected from November 2015 to February 2022 covering a total area of ~3000 square degrees. The... -
MINIJ-PAS PDR201912 Catalogue (December, 2019)
MINIJ-PAS PDR201912 Catalogue (December, 2019) is based on scientific images in 60 filters covering a total area of ~1 square degree. MiniJ-PAS is a 60-band photometric optical... -
J-NEP PDR202107 Catalogue (July, 2024)
J-NEP PDR202107 Catalogue (July, 2024) is based on scientific images in 60 filters. J-NEP is a 60-band photometric optical survey based on images collected by the JST250... -
J-PAS EDR Catalogue (November, 2024)
J-PAS EDR Catalogue (November, 2024) is based on scientific images in 54 narrow-band filters, 2 intermediate-band filters collected from May 2023 to May 2024 covering an... -
MUDEHAR DR1 Catalogue (March, 2025)
MUDEHaR DR1 (March, 2025). MUDEHaR (MUlti-epoch Disparity Examination of H-Alpha and infraRed) is a multi-epoch photometric survey of two narrow filters: Hα and the calcium... -
The first U.S. Naval Observatory Astrometric Robotic Telescope Catalog URAT1 ...
URAT1 is an observational catalog at a mean epoch between 2012.3 and 2014.6; ot covers the magnitude range 3 to 18.5 in R-band, with a positional precision of 5 to 40 mas. It...
