20124+2908 A  1201

 
 
20h 12m 23.19s +29 07' 36.9" P.A. 157 sep 0.3 mag 10.20,10.30 Sp B8
 
 
Coord 2000
20124+2908
Discov num
A  1201
Comp
Coord arcsec 2000
20 12 23.19 +29 07 36.9
Date first
1905
Date last
2007
Obs
14
Pa first
172
Pa last
157
P.A. Now (θ)
157°
Sep first
0.3
Sep last
0.3
Sep. Now (ρ)
0.3"
Mag pri
10.20
Mag sec
10.30
delta mag (ΔM)
0.1
Spectral class
B8 (blue-white)
Pri motion ra
-013
Sec motion ra
Pri motion dec
-010
Sec motion dec
Notes
Nature of this double is uncertain.
 
 
OTHER CATALOGS AND DESIGNATIONS
 
 
Precise pa
156.8
Precise sep
0.341
Constellation
Vulpecula
SAO
88350
Tycho2
2166-01539-1
Gaia DR2
20305260672
HD
333853
 
 
WDS HISTORIC DATA
 
 
coord_2000 discov_num comp epoch obs pa sep mag_pri mag_sec spectr notes coord_arcsec_2000
20124+2908 A 1201 1979 12 161 0.3 10.20 10.30 B8 201223.19+290736.9
20124+2908 A 1201 2005 13 157 0.4 10.20 10.30 B8 201223.19+290736.9
20124+2908 A 1201 2007 14 157 0.3 10.20 10.30 B8 201223.19+290736.9

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