| Coord 2000 | 20017+3119 |
Discov num | GRV 307 |
Comp | Coord arcsec 2000 | 20 01 47.01 +31 19 21.6 |
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| Date first | 1998 |
Date last | 2015 |
Obs | 7 |
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| Pa first | 138 |
Pa last | 138 |
P.A. Now (θ) | 138° |
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| Sep first | 45.7 |
Sep last | 45.7 |
Sep. Now (ρ) | 45.7" |
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| Mag pri | 12.59 |
Mag sec | 14.19 |
delta mag (ΔM) | 1.6 |
Spectral class | |||||
| Pri motion ra | -009 |
Sec motion ra | -012 |
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| Pri motion dec | -010 |
Sec motion dec | -007 |
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| Notes | |||||||||||
| Precise pa | 137.8 |
Precise sep | 45.658 |
Constellation | Cygnus |
Gaia DR2 | 2030895764323419264 |
| coord_2000 | discov_num | comp | epoch | obs | pa | sep | mag_pri | mag_sec | spectr | notes | coord_arcsec_2000 |
| 20017+3119 | GRV 307 | 2000 | 2 | 138 | 45.7 | 12.30 | 13.90 | D | 200147.01+311921.6 | ||
| 20017+3119 | GRV 307 | 2002 | 3 | 138 | 45.7 | 12.30 | 13.90 | D | 200147.01+311921.6 | ||
| 20017+3119 | GRV 307 | 2010 | 3 | 142 | 38.0 | 12.59 | 14.19 | 200147.01+311921.6 | |||
| 20017+3119 | GRV 307 | 2015 | 3 | 138 | 45.7 | 12.59 | 14.19 | 200147.01+311921.6 |