08550-4725 RST5309

 
 
08h 55m 00.45s -47 24' 57.4" P.A. 320 sep 2.8 mag 8.73,13.70 Sp O9.5
 
 
Coord 2000
08550-4725
Discov num
RST5309
Comp
Coord arcsec 2000
08 55 00.45 -47 24 57.4
Date first
1944
Date last
2013
Obs
3
Pa first
321
Pa last
320
P.A. Now (θ)
320°
Sep first
2.0
Sep last
2.8
Sep. Now (ρ)
2.8"
Mag pri
8.73
Mag sec
13.70
delta mag (ΔM)
4.97
Spectral class
O9.5 (blue)
Pri motion ra
+007
Sec motion ra
Pri motion dec
-003
Sec motion dec
Notes
Nature of this double is uncertain.
 
 
OTHER CATALOGS AND DESIGNATIONS
 
 
Precise pa
319.6
Precise sep
2.83
Constellation
Vela
SAO
220659
Tycho2
8156-00994-1
HD
76535
last precise pa
319.6
last precise sep
2.83
 
 
WDS HISTORIC DATA
 
 
coord_2000 discov_num comp epoch obs pa sep mag_pri mag_sec spectr notes coord_arcsec_2000
08550-4725 RST5309 1949 2 319 2.2 8.73 13.70 O9.5 085500.45-472457.4
08550-4725 RST5309 2013 3 320 2.8 8.73 13.70 O9.5 085500.45-472457.4

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