00554+4023 A  1511

 
 
00h 55m 26.40s +40 22' 57.0" P.A. 43 sep 1.2 mag 6.90,11.40 Sp A2 dist. 121.21 pc (395.39 l.y.)
 
 
Coord 2000
00554+4023
Discov num
A  1511
Comp
Coord arcsec 2000
00 55 26.40 +40 22 57.0
Date first
1907
Date last
2017
Obs
9
Pa first
35
Pa last
43
P.A. Now (θ)
43°
Sep first
1.3
Sep last
1.2
Sep. Now (ρ)
1.2"
Mag pri
6.90
Mag sec
11.40
delta mag (ΔM)
4.5
Spectral class
A2 (white)
Pri motion ra
-004
Sec motion ra
Pri motion dec
-011
Sec motion dec
Notes
Nature of this double is uncertain.
 
 
OTHER CATALOGS AND DESIGNATIONS
 
 
Constellation
Andromeda
SAO
36771
HIP
4331
Tycho2
2802-01929-1
HD
5314
BD
BD+39 210
Distance
121.21
Distance ly
395.39
last precise pa
43.4
last precise sep
1.19
 
 
WDS HISTORIC DATA
 
 
coord_2000 discov_num comp epoch obs pa sep mag_pri mag_sec spectr notes coord_arcsec_2000
00554+4023 A 1511 1999 7 40 1.2 6.90 11.40 A2 005526.40+402257.0
00554+4023 A 1511 2002 8 40 1.2 6.90 11.40 A2 D 005526.40+402257.0

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