| Coord 2000 | 20217+4522 |
Discov num | BRT2261 |
Comp | Coord arcsec 2000 | 20 21 38.66 +45 22 39.3 |
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| Date first | 1892 |
Date last | 2015 |
Obs | 6 |
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| Pa first | 287 |
Pa last | 272 |
P.A. Now (θ) | 272° |
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| Sep first | 4.0 |
Sep last | 4.5 |
Sep. Now (ρ) | 4.5" |
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| Mag pri | 9.80 |
Mag sec | 10.40 |
delta mag (ΔM) | 0.6 |
Spectral class | |||||
| Pri motion ra | +014 |
Sec motion ra | -018 |
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| Pri motion dec | -002 |
Sec motion dec | -009 |
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| Notes | |||||||||||
| Precise pa | 271.7 |
Precise sep | 4.496 |
Constellation | Cygnus |
Gaia DR2 | 2081484470416895872 |
| coord_2000 | discov_num | comp | epoch | obs | pa | sep | mag_pri | mag_sec | spectr | notes | coord_arcsec_2000 |
| 20217+4522 | BRT2261 | 2003 | 4 | 272 | 4.6 | 9.80 | 10.40 | D | 202138.66+452239.3 | ||
| 20217+4522 | BRT2261 | 2015 | 6 | 272 | 4.5 | 9.80 | 10.40 | 202138.66+452239.3 |