| Coord 2000 | 20217+5717 |
Discov num | TDT2204 |
Comp | Coord arcsec 2000 | 20 21 41.63 +57 17 26.1 |
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| Date first | 1991 |
Date last | 2015 |
Obs | 2 |
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| Pa first | 308 |
Pa last | 306 |
P.A. Now (θ) | 306° |
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| Sep first | 2.3 |
Sep last | 2.1 |
Sep. Now (ρ) | 2.1" |
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| Mag pri | 11.75 |
Mag sec | 11.85 |
delta mag (ΔM) | 0.1 |
Spectral class | |||||
| Pri motion ra | -003 |
Sec motion ra | |||||||||
| Pri motion dec | -003 |
Sec motion dec | |||||||||
| Notes | |||||||||||
| Precise pa | 305.5 |
Precise sep | 2.136 |
Constellation | Cygnus |
Tycho2 | 3945-00202-1 |
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| Gaia DR2 | 09492327424 |
| coord_2000 | discov_num | comp | epoch | obs | pa | sep | mag_pri | mag_sec | spectr | notes | coord_arcsec_2000 |
| 20217+5717 | TDT2204 | 1991 | 1 | 308 | 2.3 | 11.75 | 11.85 | 202141.74+571725.3 | |||
| 20217+5717 | TDT2204 | 2015 | 2 | 306 | 2.1 | 11.75 | 11.85 | 202141.63+571726.1 |