09031-4522 DON 312

 
 
09h 03m 07.88s -45 22' 24.5" P.A. 316 sep 0.4 mag 9.57,9.91 Sp A0IV/V
 
 
Coord 2000
09031-4522
Discov num
DON 312
Comp
Coord arcsec 2000
09 03 07.88 -45 22 24.5
Date first
1929
Date last
1991
Obs
3
Pa first
301
Pa last
316
P.A. Now (θ)
316°
Sep first
0.4
Sep last
0.4
Sep. Now (ρ)
0.4"
Mag pri
9.57
Mag sec
9.91
delta mag (ΔM)
0.34
Spectral class
A0IV/V (white)
Pri motion ra
-007
Sec motion ra
-007
Pri motion dec
+005
Sec motion dec
+005
Notes
Nature of this double is uncertain.
 
 
OTHER CATALOGS AND DESIGNATIONS
 
 
Precise pa
316.2
Precise sep
0.4
Cdsa2 id
DON 312
Constellation
Vela
SAO
220782
Tycho2
8165-00890-1
HD
77812
Ra deg
9.052188888888889
De deg
-45.373472222222226
last precise pa
316.2
last precise sep
0.4
 
 
WDS HISTORIC DATA
 
 
coord_2000 discov_num comp epoch obs pa sep mag_pri mag_sec spectr notes coord_arcsec_2000
09031-4522 DON 312 1991 3 316 0.4 9.57 9.91 A0IV/V 090307.88-452224.5

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