| Coord 2000 | 20157+3800 |
Discov num | TDS1054 |
Comp | Coord arcsec 2000 | 20 15 43.87 +38 00 11.3 |
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| Date first | 1991 |
Date last | 1991 |
Obs | 1 |
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| Pa first | 4 |
Pa last | 4 |
P.A. Now (θ) | 4° |
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| Sep first | 0.9 |
Sep last | 0.9 |
Sep. Now (ρ) | 0.9" |
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| Mag pri | 11.27 |
Mag sec | 11.74 |
delta mag (ΔM) | 0.47 |
Spectral class | A5 (white) |
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| Pri motion ra | +001 |
Sec motion ra | +001 |
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| Pri motion dec | -002 |
Sec motion dec | -002 |
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| Notes | |||||||||||
| Precise pa | 4.3 |
Precise sep | 0.9 |
Constellation | Cygnus |
Tycho2 | 3151-02918-1 |
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| Gaia DR2 | 2060878935330291968 |
HD | 228618 |
| coord_2000 | discov_num | comp | epoch | obs | pa | sep | mag_pri | mag_sec | spectr | notes | coord_arcsec_2000 |
| 20157+3800 | TDS1054 | 1991 | 1 | 4 | 0.9 | 11.27 | 11.74 | 201543.87+380011.3 |