| Coord 2000 | 20221+3839 |
Discov num | BKO 830 |
Comp | Coord arcsec 2000 | 20 22 04.20 +38 38 36.2 |
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| Date first | 1998 |
Date last | 2015 |
Obs | 8 |
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| Pa first | 93 |
Pa last | 91 |
P.A. Now (θ) | 91° |
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| Sep first | 8.5 |
Sep last | 8.5 |
Sep. Now (ρ) | 8.5" |
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| Mag pri | 12.50 |
Mag sec | 13.30 |
delta mag (ΔM) | 0.8 |
Spectral class | |||||
| Pri motion ra | -004 |
Sec motion ra | -006 |
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| Pri motion dec | -005 |
Sec motion dec | +012 |
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| Notes | |||||||||||
| Precise pa | 90.9 |
Precise sep | 8.462 |
Constellation | Cygnus |
SAO | 69901 |
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| Tycho2 | 3152-01261-1 |
Gaia DR2 | 42508617472 |
| coord_2000 | discov_num | comp | epoch | obs | pa | sep | mag_pri | mag_sec | spectr | notes | coord_arcsec_2000 |
| 20221+3839 | BKO 830 | 2009 | 1 | 94 | 8.3 | 12.50 | 13.30 | 202204.20+383836.2 | |||
| 20221+3839 | BKO 830 | 2015 | 4 | 91 | 8.5 | 12.50 | 13.30 | 202204.20+383836.2 |