10227-2350 B   197

 
 
10h 22m 41.60s -23 49' 55.3" P.A. 129 sep 0.2 mag 9.20,9.80 Sp G6/K0
 
 
Coord 2000
10227-2350
Discov num
B   197
Comp
Coord arcsec 2000
10 22 41.60 -23 49 55.3
Date first
1926
Date last
2017
Obs
9
Pa first
174
Pa last
129
P.A. Now (θ)
129°
Sep first
0.3
Sep last
0.2
Sep. Now (ρ)
0.2"
Mag pri
9.20
Mag sec
9.80
delta mag (ΔM)
0.6
Spectral class
G6/K0 (yellow)
Pri motion ra
+007
Sec motion ra
Pri motion dec
+007
Sec motion dec
Notes
Nature of this double is uncertain.
 
 
OTHER CATALOGS AND DESIGNATIONS
 
 
Precise pa
128.8
Precise sep
0.25
Constellation
Hydra
SAO
178747
Tycho2
6619-01252-1
HD
89983
last precise pa
128.8
last precise sep
0.25
 
 
WDS HISTORIC DATA
 
 
coord_2000 discov_num comp epoch obs pa sep mag_pri mag_sec spectr notes coord_arcsec_2000
10227-2350 B 197 1993 8 63 0.1 9.20 9.80 G6/K0 102241.60-234955.3
10227-2350 B 197 2017 9 129 0.2 9.20 9.80 G6/K0 102241.60-234955.3

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