| Coord 2000 | 20306+3029 |
Discov num | ES 505 |
Comp | Coord arcsec 2000 | 20 30 36.68 +30 29 25.4 |
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| Date first | 1907 |
Date last | 2015 |
Obs | 6 |
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| Pa first | 13 |
Pa last | 15 |
P.A. Now (θ) | 15° |
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| Sep first | 1.9 |
Sep last | 2.1 |
Sep. Now (ρ) | 2.1" |
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| Mag pri | 11.40 |
Mag sec | 12.20 |
delta mag (ΔM) | 0.8 |
Spectral class | |||||
| Pri motion ra | -008 |
Sec motion ra | -008 |
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| Pri motion dec | -025 |
Sec motion dec | -025 |
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| Notes | |||||||||||
| Precise pa | 14.5 |
Precise sep | 2.114 |
Constellation | Cygnus |
Tycho2 | 2685-00569-1 |
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| Gaia DR2 | 1861045548831702144 |
HD | 334550 |
| coord_2000 | discov_num | comp | epoch | obs | pa | sep | mag_pri | mag_sec | spectr | notes | coord_arcsec_2000 |
| 20306+3029 | ES 505 | 1999 | 5 | 15 | 2.2 | 11.40 | 12.20 | 203036.68+302925.4 | |||
| 20306+3029 | ES 505 | 2015 | 6 | 15 | 2.1 | 11.40 | 12.20 | 203036.68+302925.4 |