20105+2503 COU 122

 
 
20h 10m 28.04s +25 02' 56.6" P.A. 355 sep 0.6 mag 7.24,9.91 Sp A0 dist. 130.72 pc (426.41 l.y.)
 
 
Coord 2000
20105+2503
Discov num
COU 122
Comp
Coord arcsec 2000
20 10 28.04 +25 02 56.6
Date first
1966
Date last
2007
Obs
10
Pa first
336
Pa last
355
P.A. Now (θ)
355°
Sep first
0.5
Sep last
0.6
Sep. Now (ρ)
0.6"
Mag pri
7.24
Mag sec
9.91
delta mag (ΔM)
2.67
Spectral class
A0 (white)
Pri motion ra
+024
Sec motion ra
Pri motion dec
-019
Sec motion dec
Notes
Nature of this double is uncertain.
 
 
OTHER CATALOGS AND DESIGNATIONS
 
 
Precise pa
355
Precise sep
0.62
Constellation
Vulpecula
SAO
88291
HIP
99394
Tycho2
2158-01211-1
Gaia DR2
31850321792
HD
191704
BD
BD+24 4029
Distance
130.72
Distance ly
426.41
 
 
WDS HISTORIC DATA
 
 
coord_2000 discov_num comp epoch obs pa sep mag_pri mag_sec spectr notes coord_arcsec_2000
20105+2503 COU 122 1999 9 356 0.6 7.24 9.91 A0 D 201028.04+250256.6
20105+2503 COU 122 2007 10 355 0.6 7.24 9.91 A0 D 201028.04+250256.6

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