03009+5221 STF 331

 
 
03h 00m 52.18s +52 21' 06.5" P.A. 86 sep 12 mag 5.21,6.17 Sp B7V+B9V dist. 140.65 pc (458.8 l.y.)
 
 
Coord 2000
03009+5221
Discov num
STF 331
Comp
Coord arcsec 2000
03 00 52.18 +52 21 06.5
Date first
1793
Date last
2016
Obs
75
Pa first
90
Pa last
86
P.A. Now (θ)
86°
Sep first
14.1
Sep last
12.0
Sep. Now (ρ)
12"
Mag pri
5.21
Mag sec
6.17
delta mag (ΔM)
0.96
Spectral class
B7V+B9V (blue-white/blue-white)
Pri motion ra
+031
Sec motion ra
+032
Pri motion dec
-022
Sec motion dec
-021
Notes
N (See Notes)
rPM=0.037 (< 0.3, Physical double)
This double is physical.
 
 
OTHER CATALOGS AND DESIGNATIONS
 
 
Precise pa
85.5
Precise sep
12.029
Constellation
Perseus
SAO
23763
HIP
14043
Tycho2
3322-01409-1
HD
18537
HR
890
BD
BD+51 665
Distance
140.65
Distance ly
458.8
last precise pa
85.5
last precise sep
12.029
 
 
WDS HISTORIC DATA
 
 
coord_2000 discov_num comp epoch obs pa sep mag_pri mag_sec spectr notes coord_arcsec_2000
03009+5221 STF 331 2007 61 85 11.8 5.21 6.17 B7V B9V N D 030052.18+522106.5
03009+5221 STF 331 2008 62 85 11.9 5.21 6.17 B7V B9V N D 030052.18+522106.5
03009+5221 STF 331 2009 64 84 12.3 5.21 6.17 B7V B9V N D 030052.18+522106.5
03009+5221 STF 331 2011 65 85 11.9 5.21 6.17 B7V B9V N D 030052.18+522106.5
03009+5221 STF 331 2012 68 85 11.9 5.21 6.17 B7V B9V N D 030052.18+522106.5
03009+5221 STF 331 2015 71 85 11.9 5.21 6.17 B7V+B9V N 030052.18+522106.5
03009+5221 STF 331 2016 74 86 12.0 5.21 6.17 B7V+B9V N 030052.18+522106.5

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