03322+4245 HDS 446

 
 
03h 32m 09.43s +42 44' 57.7" P.A. 298 sep 0.1 mag 7.81,8.42 Sp B9 dist. 284.9 pc (929.34 l.y.)
 
 
Coord 2000
03322+4245
Discov num
HDS 446
Comp
Coord arcsec 2000
03 32 09.43 +42 44 57.7
Date first
1991
Date last
2011
Obs
7
Pa first
13
Pa last
298
P.A. Now (θ)
298°
Sep first
0.1
Sep last
0.1
Sep. Now (ρ)
0.1"
Mag pri
7.81
Mag sec
8.42
delta mag (ΔM)
0.61
Spectral class
B9 (blue-white)
Pri motion ra
+000
Sec motion ra
Pri motion dec
-010
Sec motion dec
Notes
Nature of this double is uncertain.
 
 
OTHER CATALOGS AND DESIGNATIONS
 
 
Precise pa
298.1
Precise sep
0.068
Constellation
Perseus
SAO
38922
HIP
16473
Tycho2
2870-01767-1
HD
21751
BD
BD+42 776
Distance
284.9
Distance ly
929.34
last precise pa
298.1
last precise sep
0.068
 
 
WDS HISTORIC DATA
 
 
coord_2000 discov_num comp epoch obs pa sep mag_pri mag_sec spectr notes coord_arcsec_2000
03322+4245 HDS 446 1991 1 13 0.1 7.81 8.42 B9 X 033209.43+424457.7
03322+4245 HDS 446 2007 2 317 0.1 7.81 8.42 B9 X 033209.43+424457.7
03322+4245 HDS 446 2009 3 130 0.1 7.81 8.42 B9 XD 033209.43+424457.7
03322+4245 HDS 446 2011 7 298 0.1 7.81 8.42 B9 033209.43+424457.7

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