03038+7039 HJ 2164

 
 
03h 03m 46.72s +70 39' 25.9" P.A. 321 sep 5.5 mag 8.71,10.45 Sp A0 dist. 311.53 pc (1016.21 l.y.)
 
 
Coord 2000
03038+7039
Discov num
HJ 2164
Comp
Coord arcsec 2000
03 03 46.72 +70 39 25.9
Date first
1831
Date last
2016
Obs
19
Pa first
321
Pa last
321
P.A. Now (θ)
321°
Sep first
4.5
Sep last
5.5
Sep. Now (ρ)
5.5"
Mag pri
8.71
Mag sec
10.45
delta mag (ΔM)
1.74
Spectral class
A0 (white)
Pri motion ra
-015
Sec motion ra
-018
Pri motion dec
-006
Sec motion dec
-002
Notes
Nature of this double is uncertain.
 
 
OTHER CATALOGS AND DESIGNATIONS
 
 
Constellation
Cassiopeia
SAO
4808
HIP
14248
Tycho2
4317-00001-1
HD
18576
BD
BD+70 219
Distance
311.53
Distance ly
1016.21
last precise pa
320.5
last precise sep
5.536
 
 
WDS HISTORIC DATA
 
 
coord_2000 discov_num comp epoch obs pa sep mag_pri mag_sec spectr notes coord_arcsec_2000
03038+7039 HJ 2164 2000 13 320 5.5 8.71 10.45 A0 D 030346.72+703925.9
03038+7039 HJ 2164 2011 14 320 5.7 8.71 10.45 A0 D 030346.72+703925.9
03038+7039 HJ 2164 2014 16 321 5.4 8.71 10.45 A0 030346.72+703925.9
03038+7039 HJ 2164 2016 19 321 5.5 8.71 10.45 A0 030346.72+703925.9

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