12211-1129 STF1635

 
 
12h 21m 08.47s -11 28' 32.7" P.A. 173 sep 13.4 mag 8.62,9.72 Sp B9V dist. 67.25 pc (219.37 l.y.)
 
 
Coord 2000
12211-1129
Discov num
STF1635
Comp
Coord arcsec 2000
12 21 08.47 -11 28 32.7
Date first
1827
Date last
2016
Obs
37
Pa first
177
Pa last
173
P.A. Now (θ)
173°
Sep first
13.0
Sep last
13.4
Sep. Now (ρ)
13.4"
Mag pri
8.62
Mag sec
9.72
delta mag (ΔM)
1.1
Spectral class
B9V (blue-white)
Pri motion ra
-023
Sec motion ra
-020
Pri motion dec
-022
Sec motion dec
-025
Notes
rPM=0.133 (< 0.3, Physical double)
This double is physical.
 
 
OTHER CATALOGS AND DESIGNATIONS
 
 
Precise pa
172.5
Precise sep
13.411
Cdsa2 id
STF 1635
Constellation
Virgo
SAO
157229
HIP
60236
Tycho2
5529-01712-1
HD
107452
BD
BD-10 3452
Ra deg
12.352352777777778
De deg
-11.47575
Distance
67.25
Distance ly
219.37
last precise pa
172.5
last precise sep
13.411
 
 
WDS HISTORIC DATA
 
 
coord_2000 discov_num comp epoch obs pa sep mag_pri mag_sec spectr notes coord_arcsec_2000
12211-1129 STF1635 2004 31 173 13.3 8.62 9.72 F0p D 122108.47-112832.7
12211-1129 STF1635 2015 35 173 13.2 8.62 9.72 B9V 122108.47-112832.7
12211-1129 STF1635 2016 37 173 13.4 8.62 9.72 B9V 122108.47-112832.7

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