| Coord 2000 | 20288+3650 |
Discov num | SEI1129 |
Comp | Coord arcsec 2000 | 20 28 45.19 +36 49 33.0 |
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| Date first | 1896 |
Date last | 2015 |
Obs | 11 |
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| Pa first | 26 |
Pa last | 23 |
P.A. Now (θ) | 23° |
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| Sep first | 29.6 |
Sep last | 29.0 |
Sep. Now (ρ) | 29" |
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| Mag pri | 9.70 |
Mag sec | 11.92 |
delta mag (ΔM) | 2.22 |
Spectral class | |||||
| Pri motion ra | +007 |
Sec motion ra | -010 |
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| Pri motion dec | -007 |
Sec motion dec | -010 |
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| Notes | |||||||||||
| Precise pa | 22.6 |
Precise sep | 29.008 |
Constellation | Cygnus |
Tycho2 | 2697-00125-1 |
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| Gaia DR2 | 96380626560 |
| coord_2000 | discov_num | comp | epoch | obs | pa | sep | mag_pri | mag_sec | spectr | notes | coord_arcsec_2000 |
| 20288+3650 | SEI1129 | 1998 | 4 | 24 | 29.0 | 9.70 | 11.71 | D | 202845.19+364933.0 | ||
| 20288+3650 | SEI1129 | 2002 | 5 | 23 | 29.3 | 9.70 | 11.71 | D | 202845.19+364933.0 | ||
| 20288+3650 | SEI1129 | 2010 | 6 | 23 | 29.0 | 9.70 | 11.92 | 202845.19+364933.0 | |||
| 20288+3650 | SEI1129 | 2015 | 7 | 23 | 29.0 | 9.70 | 11.92 | 202845.19+364933.0 |