Coord 2000 | 20183+2539 |
Discov num | BU 985 |
Comp | AB |
Coord arcsec 2000 | 20 18 17.06 +25 38 53.7 |
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Date first | 1880 |
Date last | 2009 |
Obs | 8 |
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Pa first | 149 |
Pa last | 153 |
P.A. Now (θ) | 153° |
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Sep first | 5.0 |
Sep last | 5.9 |
Sep. Now (ρ) | 5.9" |
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Mag pri | 6.99 |
Mag sec | 12.80 |
delta mag (ΔM) | 5.81 |
Spectral class | B2V (blue-white) |
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Pri motion ra | +002 |
Sec motion ra | |||||||||
Pri motion dec | +004 |
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 | 88490 | 20183+2539 | BU 985 | AB | 1880 | 2009 | 8 | 153 | 5.9 | 6.99 | 12.80 | 5.81 | <=== | ||
Show | 88490 | 20183+2539 | HJ 1499 | AC | 1828 | 2015 | 22 | 355 | 21.5 | 6.96 | 10.87 | 3.91 | |||
Show | 88490 | 20183+2539 | WAL 131 | AE | 1898 | 2015 | 22 | 151 | 122.8 | 6.96 | 8.13 | 1.17 | |||
Show | 88490 | 20183+2539 | BU 985 | CD | 1893 | 2015 | 13 | 67 | 8.6 | 10.87 | 13.60 | 2.73 |
Precise pa | 153.1 |
Precise sep | 5.94 |
Constellation | Vulpecula |
SAO | 88490 |
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HIP | 100088 |
Tycho2 | 2159-00108-1 |
Gaia DR2 | 05164694144 |
HD | 193220 |
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BD | BD+25 4189 |
Distance | 729.93 |
Distance ly | 2381.03 |
coord_2000 | discov_num | comp | epoch | obs | pa | sep | mag_pri | mag_sec | spectr | notes | coord_arcsec_2000 |
20183+2539 | BU 985 | AB | 2006 | 7 | 158 | 5.3 | 6.99 | 12.80 | B2V | N D | 201817.06+253853.7 |
20183+2539 | BU 985 | AB | 2009 | 8 | 153 | 5.9 | 6.99 | 12.80 | B2V | N D | 201817.06+253853.7 |