09310-1544 BU  339

 
 
09h 30m 57.03s -15 44' 19.6" P.A. 252 sep 1.3 mag 8.95,9.76 Sp F6/7V dist. 131.75 pc (429.77 l.y.)
 
 
Coord 2000
09310-1544
Discov num
BU  339
Comp
Coord arcsec 2000
09 30 57.03 -15 44 19.6
Date first
1875
Date last
2017
Obs
23
Pa first
220
Pa last
252
P.A. Now (θ)
252°
Sep first
1.1
Sep last
1.3
Sep. Now (ρ)
1.3"
Mag pri
8.95
Mag sec
9.76
delta mag (ΔM)
0.81
Spectral class
F6/7V (yellow-white)
Pri motion ra
-047
Sec motion ra
-047
Pri motion dec
+025
Sec motion dec
+025
Notes
Nature of this double is uncertain.
 
 
OTHER CATALOGS AND DESIGNATIONS
 
 
Precise pa
252.4
Precise sep
1.29
Cdsa2 id
BU 339
Constellation
Hydra
HIP
46676
Tycho2
6030-00295-1
HD
82339
BD
BD-15 2821
Ra deg
9.515841666666667
De deg
-15.738777777777777
Distance
131.75
Distance ly
429.77
last precise pa
252.4
last precise sep
1.29
 
 
WDS HISTORIC DATA
 
 
coord_2000 discov_num comp epoch obs pa sep mag_pri mag_sec spectr notes coord_arcsec_2000
09310-1544 BU 339 2001 21 247 1.2 8.95 9.76 F6/7V D 093057.03-154419.6
09310-1544 BU 339 2017 23 252 1.3 8.95 9.76 F6/7V 093057.03-154419.6

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