| Coord 2000 | 20283+4038 |
Discov num | TDT2306 |
Comp | Coord arcsec 2000 | 20 28 15.47 +40 38 19.8 |
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| Date first | 1991 |
Date last | 1991 |
Obs | 1 |
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| Pa first | 156 |
Pa last | 156 |
P.A. Now (θ) | 156° |
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| Sep first | 1.1 |
Sep last | 1.1 |
Sep. Now (ρ) | 1.1" |
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| Mag pri | 9.99 |
Mag sec | 11.81 |
delta mag (ΔM) | 1.82 |
Spectral class | B0V: (blue-white) |
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| Pri motion ra | -003 |
Sec motion ra | -003 |
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| Pri motion dec | -004 |
Sec motion dec | -004 |
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| Notes | |||||||||||
| Precise pa | 155.9 |
Precise sep | 1.12 |
Constellation | Cygnus |
SAO | 49660 |
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| Tycho2 | 3156-01904-1 |
Gaia DR2 | 04373639552 |
| coord_2000 | discov_num | comp | epoch | obs | pa | sep | mag_pri | mag_sec | spectr | notes | coord_arcsec_2000 |
| 20283+4038 | TDT2306 | 1991 | 1 | 156 | 1.1 | 9.99 | 11.81 | 202815.47+403819.8 |