20380-3122 B   992

 
 
20h 37m 58.53s -31 22' 10.9" P.A. 247 sep 1.3 mag 8.41,10.60 Sp K1III/IV
 
 
Coord 2000
20380-3122
Discov num
B   992
Comp
Coord arcsec 2000
20 37 58.53 -31 22 10.9
Date first
1927
Date last
1960
Obs
6
Pa first
244
Pa last
247
P.A. Now (θ)
247°
Sep first
1.3
Sep last
1.3
Sep. Now (ρ)
1.3"
Mag pri
8.41
Mag sec
10.60
delta mag (ΔM)
2.19
Spectral class
K1III/IV (yellow-orange)
Pri motion ra
-003
Sec motion ra
Pri motion dec
+025
Sec motion dec
Notes
Nature of this double is uncertain.
 
 
OTHER CATALOGS AND DESIGNATIONS
 
 
Precise pa
246.5
Precise sep
1.28
Constellation
Microscopium
last precise pa
246.5
last precise sep
1.28
 
 
WDS HISTORIC DATA
 
 
coord_2000 discov_num comp epoch obs pa sep mag_pri mag_sec spectr notes coord_arcsec_2000
20380-3122 B 992 1960 6 247 1.3 8.41 10.60 K1III/IV 203758.53-312210.9

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