02180+5614 A  1273

 
 
02h 18m 00.02s +56 13' 57.3" P.A. 336 sep 3.9 mag 8.91,11.60 Sp B0.5V
 
 
Coord 2000
02180+5614
Discov num
A  1273
Comp
Coord arcsec 2000
02 18 00.02 +56 13 57.3
Date first
1906
Date last
2015
Obs
8
Pa first
336
Pa last
336
P.A. Now (θ)
336°
Sep first
3.6
Sep last
3.9
Sep. Now (ρ)
3.9"
Mag pri
8.91
Mag sec
11.60
delta mag (ΔM)
2.69
Spectral class
B0.5V (blue-white)
Pri motion ra
-001
Sec motion ra
Pri motion dec
+015
Sec motion dec
Notes
Nature of this double is uncertain.
 
 
OTHER CATALOGS AND DESIGNATIONS
 
 
Precise pa
335.7
Precise sep
3.914
Constellation
Perseus
SAO
23147
Tycho2
3690-01653-1
HD
14014
last precise pa
335.6
last precise sep
3.91
 
 
WDS HISTORIC DATA
 
 
coord_2000 discov_num comp epoch obs pa sep mag_pri mag_sec spectr notes coord_arcsec_2000
02180+5614 A 1273 1999 7 335 3.7 8.91 12.50 B0.5V D 021800.02+561357.2
02180+5614 A 1273 2015 8 336 3.9 8.91 11.60 B0.5V 021800.02+561357.3

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