01165+4427 HJ 2031AB

 
 
01h 16m 32.85s +44 26' 41.2" P.A. 342 sep 45.7 mag 8.48,9.52 Sp B9
 
 
Coord 2000
01165+4427
Discov num
HJ 2031
Comp
AB
Coord arcsec 2000
01 16 32.85 +44 26 41.2
Date first
1903
Date last
2015
Obs
14
Pa first
342
Pa last
342
P.A. Now (θ)
342°
Sep first
46.0
Sep last
45.7
Sep. Now (ρ)
45.7"
Mag pri
8.48
Mag sec
9.52
delta mag (ΔM)
1.04
Spectral class
B9 (blue-white)
Pri motion ra
+003
Sec motion ra
+004
Pri motion dec
-003
Sec motion dec
-003
Notes
Nature of this double is uncertain.
 
 
01165+4427 SYSTEM COMPONENTS
 
 
Show name SAO coord_2000 discov# comp first last obs pa sep mag1 mag2 d_mag orb current
Show 37071 01165+4427 HJ 2031 AB 1903 2015 14 342 45.7 8.48 9.52 1.04 <===
Show 01165+4427 HJ 2031 BC 1831 2014 5 263 21.0 9.52 13.70 4.18
Triple system
3 visible stars in this system
 
 
OTHER CATALOGS AND DESIGNATIONS
 
 
Constellation
Andromeda
SAO
37071
Tycho2
2812-00571-1
HD
7577
last precise pa
341.9
last precise sep
45.66
 
 
WDS HISTORIC DATA
 
 
coord_2000 discov_num comp epoch obs pa sep mag_pri mag_sec spectr notes coord_arcsec_2000
01165+4427 HJ 2031 AB 2003 11 342 45.4 8.48 9.52 B9 D 011632.85+442641.2
01165+4427 HJ 2031 AB 2014 13 342 45.2 8.48 9.52 B9 011632.85+442641.2
01165+4427 HJ 2031 AB 2015 14 342 45.7 8.48 9.52 B9 011632.85+442641.2

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