09308+4817 LDS3900

 
 
09h 30m 46.71s +48 16' 24.5" P.A. 174 sep 127.7 mag 11.30,17.90 Sp sdO dist. 162.6 pc (530.4 l.y.)
 
 
Coord 2000
09308+4817
Discov num
LDS3900
Comp
Coord arcsec 2000
09 30 46.71 +48 16 24.5
Date first
1960
Date last
2010
Obs
3
Pa first
175
Pa last
174
P.A. Now (θ)
174°
Sep first
127.0
Sep last
127.7
Sep. Now (ρ)
127.7"
Mag pri
11.30
Mag sec
17.90
delta mag (ΔM)
6.6
Spectral class
sdO
Pri motion ra
+132
Sec motion ra
Pri motion dec
-090
Sec motion dec
Notes
Nature of this double is uncertain.
 
 
OTHER CATALOGS AND DESIGNATIONS
 
 
Precise pa
174.1
Precise sep
127.68
Constellation
Ursa Major
HIP
46659
Tycho2
3429-01180-1
BD
BD+48 1777
Distance
162.6
Distance ly
530.4
last precise pa
174.1
last precise sep
127.68
 
 
WDS HISTORIC DATA
 
 
coord_2000 discov_num comp epoch obs pa sep mag_pri mag_sec spectr notes coord_arcsec_2000
09308+4817 LDS3900 1998 2 174 127.6 11.30 17.90 D 093046.71+481624.5
09308+4817 LDS3900 2010 3 174 127.7 11.30 17.90 sdO 093046.71+481624.5

If you need more information about this double, apply for a data request form to the WDS.