| Coord 2000 | 19507+4851 |
Discov num | HU 684 |
Comp | Coord arcsec 2000 | 19 50 42.92 +48 51 05.6 |
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| Date first | 1904 |
Date last | 2008 |
Obs | 20 |
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| Pa first | 175 |
Pa last | 236 |
P.A. Now (θ) | 236° |
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| Sep first | 0.9 |
Sep last | 0.1 |
Sep. Now (ρ) | 0.1" |
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| Mag pri | 9.40 |
Mag sec | 9.40 |
delta mag (ΔM) | 0 |
Spectral class | F8 (yellow-white) |
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| Pri motion ra | +020 |
Sec motion ra | |||||||||
| Pri motion dec | -115 |
Sec motion dec | |||||||||
| Notes | |||||||||||
| Precise pa | 236.4 |
Precise sep | 0.101 |
Constellation | Cygnus |
SAO | 48899 |
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| Tycho2 | 3565-01246-1 |
HD | 187980 |
last precise pa | 236.4 |
last precise sep | 0.101 |
| coord_2000 | discov_num | comp | epoch | obs | pa | sep | mag_pri | mag_sec | spectr | notes | coord_arcsec_2000 |
| 19507+4851 | HU 684 | 1986 | 19 | 152 | 0.2 | 9.40 | 9.40 | F8 | 195042.92+485105.6 | ||
| 19507+4851 | HU 684 | 2008 | 20 | 236 | 0.1 | 9.40 | 9.40 | F8 | 195042.92+485105.6 |