| Coord 2000 | 20251+5727 |
Discov num | MLB 84 |
Comp | Coord arcsec 2000 | 20 25 08.64 +57 26 56.7 |
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| Date first | 1918 |
Date last | 2015 |
Obs | 9 |
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| Pa first | 152 |
Pa last | 156 |
P.A. Now (θ) | 156° |
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| Sep first | 7.9 |
Sep last | 7.9 |
Sep. Now (ρ) | 7.9" |
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| Mag pri | 9.55 |
Mag sec | 14.10 |
delta mag (ΔM) | 4.55 |
Spectral class | G0 (yellow) |
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| Pri motion ra | +016 |
Sec motion ra | +037 |
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| Pri motion dec | +038 |
Sec motion dec | +025 |
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| Notes | |||||||||||
| Precise pa | 156.4 |
Precise sep | 7.939 |
Constellation | Cygnus |
SAO | 32558 |
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| Tycho2 | 3945-00833-1 |
Gaia DR2 | 2187826142673280896 |
HD | 239402 |
| coord_2000 | discov_num | comp | epoch | obs | pa | sep | mag_pri | mag_sec | spectr | notes | coord_arcsec_2000 |
| 20251+5727 | MLB 84 | 1999 | 2 | 157 | 7.8 | 9.55 | 14.10 | G0 | D | 202508.64+572656.7 | |
| 20251+5727 | MLB 84 | 2003 | 3 | 157 | 8.0 | 9.55 | 14.10 | G0 | D | 202508.64+572656.7 | |
| 20251+5727 | MLB 84 | 2010 | 4 | 157 | 7.6 | 9.55 | 14.10 | G0 | 202508.64+572656.7 | ||
| 20251+5727 | MLB 84 | 2015 | 5 | 157 | 7.9 | 9.55 | 14.10 | G0 | 202508.64+572656.7 |