| Coord 2000 | 20072+3531 |
Discov num | BKO 90 |
Comp | AC |
Coord arcsec 2000 | 20 07 12.14 +35 31 02.9 |
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| Date first | 1998 |
Date last | 2015 |
Obs | 8 |
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| Pa first | 53 |
Pa last | 52 |
P.A. Now (θ) | 52° |
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| Sep first | 13.8 |
Sep last | 13.8 |
Sep. Now (ρ) | 13.8" |
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| Mag pri | 11.39 |
Mag sec | 15.10 |
delta mag (ΔM) | 3.71 |
Spectral class | B5 (blue-white) |
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| Pri motion ra | -004 |
Sec motion ra | |||||||||
| Pri motion dec | -006 |
Sec motion dec | |||||||||
| Notes | |||||||||||
| Show | name | SAO | coord_2000 | discov# | comp | first | last | obs | pa | sep | mag1 | mag2 | d_mag | orb | current |
| Show | 20072+3531 | SEI 890 | AB | 1896 | 2015 | 10 | 94 | 15.3 | 11.39 | 12.50 | 1.11 | ||||
| Show | 20072+3531 | BKO 90 | AC | 1998 | 2015 | 8 | 52 | 13.8 | 11.39 | 15.10 | 3.71 | <=== |
| Precise pa | 52.3 |
Precise sep | 13.804 |
Constellation | Cygnus |
SAO | 69444 |
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| Tycho2 | 2679-00745-1 |
Gaia DR2 | 36539959296 |
| coord_2000 | discov_num | comp | epoch | obs | pa | sep | mag_pri | mag_sec | spectr | notes | coord_arcsec_2000 |
| 20072+3531 | BKO 90 | AC | 2002 | 2 | 52 | 13.5 | 11.39 | 15.10 | D | 200712.14+353102.9 | |
| 20072+3531 | BKO 90 | AC | 2015 | 4 | 52 | 13.8 | 11.39 | 15.10 | B5 | 200712.14+353102.9 |