01237+6806 SKF 978AB

 
 
01h 23m 42.33s +68 06' 24.4" P.A. 254 sep 17.2 mag 9.20,18.00 Sp G5V+WD:
 
 
Coord 2000
01237+6806
Discov num
SKF 978
Comp
AB
Coord arcsec 2000
01 23 42.33 +68 06 24.4
Date first
1954
Date last
2015
Obs
8
Pa first
256
Pa last
254
P.A. Now (θ)
254°
Sep first
17.4
Sep last
17.2
Sep. Now (ρ)
17.2"
Mag pri
9.20
Mag sec
18.00
delta mag (ΔM)
8.8
Spectral class
G5V+WD: (yellow/Wolf-Rayet)
Pri motion ra
+089
Sec motion ra
Pri motion dec
-078
Sec motion dec
Notes
Nature of this double is uncertain.
 
 
01237+6806 SYSTEM COMPONENTS
 
 
Show name SAO coord_2000 discov# comp first last obs pa sep mag1 mag2 d_mag orb current
Show 01237+6806 SKF 978 AB 1954 2015 8 254 17.2 9.20 18.00 8.80 <===
Show 01237+6806 SKF 978 AC 1989 2015 9 256 8.9 7.02 8.55 1.53
Show 01237+6806 SKF 978 AD 1954 2015 10 251 24.5 9.20 14.30 5.10
Quadruple system
4 visible stars in this system
 
 
OTHER CATALOGS AND DESIGNATIONS
 
 
Precise pa
253.7
Precise sep
17.182
Constellation
Cassiopeia
SAO
11732
Tycho2
4297-01030-1
Gaia DR2
5690610688
HD
8243
 
 
WDS HISTORIC DATA
 
 
coord_2000 discov_num comp epoch obs pa sep mag_pri mag_sec spectr notes coord_arcsec_2000
01237+6806 SKF 978 AB 1989 2 255 16.5 8.80 18.00 G5V+WD: 012342.33+680624.4
01237+6806 SKF 978 AB 1991 3 255 16.5 9.20 18.00 G5V+WD: 012342.33+680624.4
01237+6806 SKF 978 AB 2003 4 248 23.7 9.15 14.30 G5V+WD: 012342.33+680624.4
01237+6806 SKF 978 AB 2015 4 254 17.2 9.20 18.00 G5V+WD: 012342.33+680624.4

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