12274-5801 TOB  74

 
 
12h 27m 22.21s -58 00' 48.7" P.A. 123 sep 21.8 mag 8.92,10.97 Sp B7Ib/II
 
 
Coord 2000
12274-5801
Discov num
TOB  74
Comp
Coord arcsec 2000
12 27 22.21 -58 00 48.7
Date first
1892
Date last
2015
Obs
8
Pa first
122
Pa last
123
P.A. Now (θ)
123°
Sep first
22.1
Sep last
21.8
Sep. Now (ρ)
21.8"
Mag pri
8.92
Mag sec
10.97
delta mag (ΔM)
2.05
Spectral class
B7Ib/II (blue-white)
Pri motion ra
-013
Sec motion ra
-015
Pri motion dec
-001
Sec motion dec
-003
Notes
rPM=0.185 (< 0.3, Physical double)
This double is physical.
 
 
OTHER CATALOGS AND DESIGNATIONS
 
 
Precise pa
123.3
Precise sep
21.787
Constellation
Crux
SAO
239957
Tycho2
8654-03345-1
HD
108376
last precise pa
123.3
last precise sep
21.787
 
 
WDS HISTORIC DATA
 
 
coord_2000 discov_num comp epoch obs pa sep mag_pri mag_sec spectr notes coord_arcsec_2000
12274-5801 TOB 74 2000 5 123 21.9 8.92 10.97 D 122722.44-580050.1
12274-5801 TOB 74 2015 7 123 21.8 8.92 10.97 B7Ib/II 122722.44-580050.1

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