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
Cdsa2 id
HDS 446
Constellation
Perseus
SAO
38922
HIP
16473
Tycho2
2870-01767-1
HD
21751
BD
BD+42 776
Ra deg
3.5359527777777777
De deg
42.749361111111114
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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