00031+6942 BU  861AB

 
 
00H 03M 04.97S +69 42' 07.4" P.A. 177 SEP 1.6 MAG 11.31,11.53 SP F8
 
 
Coord 2000
00031+6942
Discov num
BU  861
Comp
AB
Coord arcsec 2000
00 03 04.97 +69 42 07.4
Date first
1881
Date last
2008
Obs
14
Pa first
177
Pa last
177
P.A. Now (θ)
177°
Sep first
1.3
Sep last
1.6
Sep. Now (ρ)
1.6"
Mag pri
11.31
Mag sec
11.53
delta mag (ΔM)
0.22
Spectral class
F8 (yellow-white)
Pri motion ra
+036
Sec motion ra
+036
Pri motion dec
+014
Sec motion dec
+014
Notes
Nature of this double is uncertain.
 
 
00031+6942 SYSTEM COMPONENTS
 
 
Show name SAO coord_2000 discov# comp first last obs pa sep mag1 mag2 d_mag orb current
Show 00031+6942 BU 861 AB 1881 2008 14 177 1.6 11.31 11.53 0.22 <===
Show 00031+6942 BU 861 AC 1902 2003 5 38 14.8 11.31 13.70 2.39
Show 00031+6942 BU 861 AD 1907 2003 4 275 19.7 11.31 15.60 4.29
Quadruple system
4 visible stars in this system
 
 
OTHER CATALOGS AND DESIGNATIONS
 
 
Constellation
Cepheus
Tycho2
4298-00695-1
last precise pa
177.1
last precise sep
1.554