Coord 2000 | 20250+1451 |
Discov num | J 842 |
Comp | Coord arcsec 2000 | 20 24 57.97 +14 51 16.5 |
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Date first | 1905 |
Date last | 2015 |
Obs | 8 |
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Pa first | 180 |
Pa last | 180 |
P.A. Now (θ) | 180° |
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Sep first | 3.9 |
Sep last | 4.2 |
Sep. Now (ρ) | 4.2" |
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Mag pri | 9.90 |
Mag sec | 11.70 |
delta mag (ΔM) | 1.8 |
Spectral class | F2 (yellow-white) |
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Pri motion ra | +006 |
Sec motion ra | |||||||||
Pri motion dec | +000 |
Sec motion dec | |||||||||
Notes |
Precise pa | 180 |
Precise sep | 4.176 |
Constellation | Delphinus |
SAO | 106083 |
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Tycho2 | 1086-00019-1 |
Gaia DR2 | 98300761600 |
coord_2000 | discov_num | comp | epoch | obs | pa | sep | mag_pri | mag_sec | spectr | notes | coord_arcsec_2000 |
20250+1451 | J 842 | 1997 | 6 | 180 | 4.0 | 10.04 | 12.10 | F2 | D | 202457.97+145116.5 | |
20250+1451 | J 842 | 2009 | 7 | 179 | 4.2 | 10.04 | 12.10 | F2 | D | 202457.97+145116.5 | |
20250+1451 | J 842 | 2015 | 8 | 180 | 4.2 | 9.90 | 11.70 | F2 | 202457.97+145116.5 |