| Coord 2000 | 20312+5714 |
Discov num | A 872 |
Comp | Coord arcsec 2000 | 20 31 09.67 +57 13 39.3 |
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| Date first | 1904 |
Date last | 2016 |
Obs | 8 |
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| Pa first | 191 |
Pa last | 178 |
P.A. Now (θ) | 178° |
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| Sep first | 0.3 |
Sep last | 0.2 |
Sep. Now (ρ) | 0.2" |
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| Mag pri | 9.90 |
Mag sec | 10.30 |
delta mag (ΔM) | 0.4 |
Spectral class | A0 (white) |
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| Pri motion ra | +002 |
Sec motion ra | |||||||||
| Pri motion dec | -004 |
Sec motion dec | |||||||||
| Notes | |||||||||||
| Precise pa | 178.4 |
Precise sep | 0.214 |
Constellation | Cygnus |
SAO | 32650 |
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| Tycho2 | 3958-01088-1 |
Gaia DR2 | 2187373865436648064 |
HD | 239434 |
| coord_2000 | discov_num | comp | epoch | obs | pa | sep | mag_pri | mag_sec | spectr | notes | coord_arcsec_2000 |
| 20312+5714 | A 872 | 1982 | 6 | 194 | 0.2 | 9.90 | 10.30 | A0 | 203109.67+571339.3 | ||
| 20312+5714 | A 872 | 2008 | 7 | 182 | 0.2 | 9.90 | 10.30 | A0 | 203109.67+571339.3 |