01389+7643 HU 1030

 
 
01h 38m 56.74s +76 43' 25.0" P.A. 321 sep 0.8 mag 8.93,8.99 Sp A3 dist. 212.31 pc (692.56 l.y.)
 
 
Coord 2000
01389+7643
Discov num
HU 1030
Comp
Coord arcsec 2000
01 38 56.74 +76 43 25.0
Date first
1904
Date last
2016
Obs
20
Pa first
322
Pa last
321
P.A. Now (θ)
321°
Sep first
0.6
Sep last
0.8
Sep. Now (ρ)
0.8"
Mag pri
8.93
Mag sec
8.99
delta mag (ΔM)
0.06
Spectral class
A3 (white)
Pri motion ra
+036
Sec motion ra
+036
Pri motion dec
-013
Sec motion dec
-013
Notes
Nature of this double is uncertain.
 
 
OTHER CATALOGS AND DESIGNATIONS
 
 
Precise pa
320.6
Precise sep
0.795
Cdsa2 id
HU 1030
Constellation
Cassiopeia
SAO
4452
HIP
7684
Tycho2
4494-01306-1
HD
9721
BD
BD+75 69
Ra deg
1.6490944444444444
De deg
76.72361111111111
Distance
212.31
Distance ly
692.56
last precise pa
320.6
last precise sep
0.795
 
 
WDS HISTORIC DATA
 
 
coord_2000 discov_num comp epoch obs pa sep mag_pri mag_sec spectr notes coord_arcsec_2000
01389+7643 HU 1030 1999 19 322 0.8 8.93 8.99 A3 D 013856.74+764325.0
01389+7643 HU 1030 2016 20 321 0.8 8.93 8.99 A3 013856.74+764325.0

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