Coord 2000 | 20145+1555 |
Discov num | BKO 542 |
Comp | BC |
Coord arcsec 2000 | 20 14 25.48 +15 54 55.7 |
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Date first | 1998 |
Date last | 2015 |
Obs | 8 |
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Pa first | 179 |
Pa last | 179 |
P.A. Now (θ) | 179° |
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Sep first | 7.8 |
Sep last | 7.9 |
Sep. Now (ρ) | 7.9" |
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Mag pri | 12.09 |
Mag sec | 13.00 |
delta mag (ΔM) | 0.91 |
Spectral class | |||||
Pri motion ra | +001 |
Sec motion ra | |||||||||
Pri motion dec | -001 |
Sec motion dec | |||||||||
Notes | N
(See Notes) |
Show | name | SAO | coord_2000 | discov# | comp | first | last | obs | pa | sep | mag1 | mag2 | d_mag | orb | current |
Show | 20145+1555 | CHE 230 | AB | 1904 | 2015 | 12 | 253 | 20.5 | 11.46 | 12.09 | 0.63 | ||||
Show | 20145+1555 | BKO 542 | BC | 1998 | 2015 | 8 | 179 | 7.9 | 12.09 | 13.00 | 0.91 | <=== |
Precise pa | 178.7 |
Precise sep | 7.894 |
Constellation | Delphinus |
Tycho2 | 1618-00665-1 |
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Gaia DR2 | 31144609280 |
coord_2000 | discov_num | comp | epoch | obs | pa | sep | mag_pri | mag_sec | spectr | notes | coord_arcsec_2000 |
20145+1555 | BKO 542 | BC | 2008 | 1 | 177 | 7.9 | 12.09 | 13.00 | N | 201425.48+155455.7 | |
20145+1555 | BKO 542 | BC | 2010 | 4 | 179 | 7.5 | 12.09 | 13.00 | N | 201425.48+155455.7 | |
20145+1555 | BKO 542 | BC | 2015 | 4 | 179 | 7.9 | 12.09 | 13.00 | N | 201425.48+155455.7 |