02217+7623 STF 233

 
 
02h 21m 39.45s +76 22' 49.1" P.A. 273 sep 2 mag 9.60,9.91 Sp G0 dist. 214.13 pc (698.49 l.y.)
 
 
Coord 2000
02217+7623
Discov num
STF 233
Comp
Coord arcsec 2000
02 21 39.45 +76 22 49.1
Date first
1832
Date last
2016
Obs
20
Pa first
278
Pa last
273
P.A. Now (θ)
273°
Sep first
2.6
Sep last
2.0
Sep. Now (ρ)
2"
Mag pri
9.60
Mag sec
9.91
delta mag (ΔM)
0.31
Spectral class
G0 (yellow)
Pri motion ra
-013
Sec motion ra
-013
Pri motion dec
+038
Sec motion dec
+038
Notes
Nature of this double is uncertain.
 
 
OTHER CATALOGS AND DESIGNATIONS
 
 
Constellation
Cassiopeia
SAO
4623
HIP
10992
Tycho2
4495-01363-1
BD
BD+75 90
Distance
214.13
Distance ly
698.49
last precise pa
273.3
last precise sep
1.951
 
 
WDS HISTORIC DATA
 
 
coord_2000 discov_num comp epoch obs pa sep mag_pri mag_sec spectr notes coord_arcsec_2000
02217+7623 STF 233 1998 18 274 2.0 9.60 9.91 G0 D 022139.45+762249.1
02217+7623 STF 233 2008 19 273 1.8 9.60 9.91 G0 D 022139.45+762249.1
02217+7623 STF 233 2016 20 273 2.0 9.60 9.91 G0 022139.45+762249.1

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