08315-4227 DON 258

 
 
08h 31m 30.63s -42 26' 42.5" P.A. 63 sep 1.2 mag 10.28,11.50 Sp A9V
 
 
Coord 2000
08315-4227
Discov num
DON 258
Comp
Coord arcsec 2000
08 31 30.63 -42 26 42.5
Date first
1929
Date last
1947
Obs
2
Pa first
64
Pa last
63
P.A. Now (θ)
63°
Sep first
1.0
Sep last
1.2
Sep. Now (ρ)
1.2"
Mag pri
10.28
Mag sec
11.50
delta mag (ΔM)
1.22
Spectral class
A9V (white)
Pri motion ra
-017
Sec motion ra
Pri motion dec
-002
Sec motion dec
Notes
Nature of this double is uncertain.
 
 
OTHER CATALOGS AND DESIGNATIONS
 
 
Precise pa
63.1
Precise sep
1.15
Cdsa2 id
DON 258
Constellation
Vela
SAO
220044
Tycho2
7670-00715-1
HD
72481
Ra deg
8.525175
De deg
-42.445138888888884
last precise pa
63.1
last precise sep
1.15
 
 
WDS HISTORIC DATA
 
 
coord_2000 discov_num comp epoch obs pa sep mag_pri mag_sec spectr notes coord_arcsec_2000
08315-4227 DON 258 1947 2 63 1.2 10.28 11.50 A9V 083130.63-422642.5

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