Coord 2000 | 20155+3415 |
Discov num | GCB 51 |
Comp | Coord arcsec 2000 | 20 15 18.62 +34 17 38.9 |
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Date first | 1923 |
Date last | 2015 |
Obs | 4 |
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Pa first | 203 |
Pa last | 215 |
P.A. Now (θ) | 215° |
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Sep first | 2.0 |
Sep last | 2.9 |
Sep. Now (ρ) | 2.9" |
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Mag pri | 12.50 |
Mag sec | 13.50 |
delta mag (ΔM) | 1 |
Spectral class | |||||
Pri motion ra | +032 |
Sec motion ra | |||||||||
Pri motion dec | +043 |
Sec motion dec | |||||||||
Notes |
Precise pa | 215.4 |
Precise sep | 2.855 |
Constellation | Cygnus |
Tycho2 | 2680-01189-1 |
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Gaia DR2 | 06713261952 |
coord_2000 | discov_num | comp | epoch | obs | pa | sep | mag_pri | mag_sec | spectr | notes | coord_arcsec_2000 |
20155+3415 | GCB 51 | 1996 | 2 | 209 | 2.4 | 12.50 | 13.50 | I | 201546.56+341654.3 | ||
20155+3415 | GCB 51 | 2000 | 3 | 214 | 2.5 | 12.50 | 13.50 | 201518.62+341738.9 | |||
20155+3415 | GCB 51 | 2002 | 4 | 214 | 2.9 | 12.50 | 13.50 | 201518.62+341738.9 | |||
20155+3415 | GCB 51 | 2015 | 4 | 215 | 2.9 | 12.50 | 13.50 | 201518.62+341738.9 |