| Coord 2000 | 19556+4723 |
Discov num | BU 831 |
Comp | Coord arcsec 2000 | 19 55 35.00 +47 22 41.1 |
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| Date first | 1881 |
Date last | 2016 |
Obs | 18 |
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| Pa first | 128 |
Pa last | 128 |
P.A. Now (θ) | 128° |
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| Sep first | 0.9 |
Sep last | 1.0 |
Sep. Now (ρ) | 1" |
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| Mag pri | 9.60 |
Mag sec | 10.36 |
delta mag (ΔM) | 0.76 |
Spectral class | F8 (yellow-white) |
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| Pri motion ra | +001 |
Sec motion ra | +001 |
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| Pri motion dec | -010 |
Sec motion dec | -010 |
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| Notes | |||||||||||
| Precise pa | 127.9 |
Precise sep | 0.959 |
Constellation | Cygnus |
SAO | 48987 |
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| Tycho2 | 3562-01511-1 |
Gaia DR2 | 20815288576 |
| coord_2000 | discov_num | comp | epoch | obs | pa | sep | mag_pri | mag_sec | spectr | notes | coord_arcsec_2000 |
| 19556+4723 | BU 831 | 2001 | 14 | 120 | 0.7 | 9.60 | 10.36 | F8 | 195535.00+472241.1 | ||
| 19556+4723 | BU 831 | 2016 | 15 | 127 | 0.9 | 9.60 | 10.36 | F8 | 195535.00+472241.1 |