20244+2802 HDS2918

 
 
20h 24m 24.97s +28 01' 30.6" P.A. 218 sep 0.2 mag 10.31,10.76 Sp B9 dist. 465.12 pc (1517.22 l.y.)
 
 
Coord 2000
20244+2802
Discov num
HDS2918
Comp
Coord arcsec 2000
20 24 24.97 +28 01 30.6
Date first
1991
Date last
1991
Obs
1
Pa first
218
Pa last
218
P.A. Now (θ)
218°
Sep first
0.2
Sep last
0.2
Sep. Now (ρ)
0.2"
Mag pri
10.31
Mag sec
10.76
delta mag (ΔM)
0.45
Spectral class
B9 (blue-white)
Pri motion ra
+000
Sec motion ra
Pri motion dec
-003
Sec motion dec
Notes
X (Dubious double)
Nature of this double is uncertain.
 
 
OTHER CATALOGS AND DESIGNATIONS
 
 
Precise pa
218
Precise sep
0.161
Constellation
Vulpecula
SAO
88634
HIP
100641
Tycho2
2164-01187-1
Gaia DR2
95612626304
HD
340062
BD
BD+27 3718
Distance
465.12
Distance ly
1517.22
 
 
WDS HISTORIC DATA
 
 
coord_2000 discov_num comp epoch obs pa sep mag_pri mag_sec spectr notes coord_arcsec_2000
20244+2802 HDS2918 1991 1 218 0.2 10.31 10.76 B9 X 202424.97+280130.6

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