20109-3219 B   987

 
 
20h 10m 54.31s -32 19' 24.3" P.A. 27 sep 5.1 mag 7.63,11.80 Sp A0V dist. 190.84 pc (622.52 l.y.)
 
 
Coord 2000
20109-3219
Discov num
B   987
Comp
Coord arcsec 2000
20 10 54.31 -32 19 24.3
Date first
1926
Date last
2015
Obs
7
Pa first
25
Pa last
27
P.A. Now (θ)
27°
Sep first
5.0
Sep last
5.1
Sep. Now (ρ)
5.1"
Mag pri
7.63
Mag sec
11.80
delta mag (ΔM)
4.17
Spectral class
A0V (white)
Pri motion ra
+004
Sec motion ra
Pri motion dec
-027
Sec motion dec
Notes
Nature of this double is uncertain.
 
 
OTHER CATALOGS AND DESIGNATIONS
 
 
Precise pa
26.9
Precise sep
5.146
Constellation
Sagittarius
SAO
211883
HIP
99430
Tycho2
7445-01518-1
Gaia DR2
77548129408
HD
191407
CD
CD-3215769
CP
CP-32 6087
Distance
190.84
Distance ly
622.52
 
 
WDS HISTORIC DATA
 
 
coord_2000 discov_num comp epoch obs pa sep mag_pri mag_sec spectr notes coord_arcsec_2000
20109-3219 B 987 1999 5 28 5.0 7.60 11.80 A0V D 201054.31-321924.3
20109-3219 B 987 2010 6 30 4.2 7.63 11.80 A0V 201054.31-321924.3
20109-3219 B 987 2015 6 27 5.1 7.63 11.80 A0V 201054.31-321924.3

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