00231+5210 ES  866

 
 
00h 23m 03.31s +52 10' 20.0" P.A. 83 sep 9.2 mag 9.49,12.70 Sp B5 dist. 469.48 pc (1531.44 l.y.)
 
 
Coord 2000
00231+5210
Discov num
ES  866
Comp
Coord arcsec 2000
00 23 03.31 +52 10 20.0
Date first
1910
Date last
2002
Obs
4
Pa first
87
Pa last
83
P.A. Now (θ)
83°
Sep first
9.0
Sep last
9.2
Sep. Now (ρ)
9.2"
Mag pri
9.49
Mag sec
12.70
delta mag (ΔM)
3.21
Spectral class
B5 (blue-white)
Pri motion ra
-003
Sec motion ra
+016
Pri motion dec
-002
Sec motion dec
+003
Notes
rPM=1.207
This double is not physical.
 
 
OTHER CATALOGS AND DESIGNATIONS
 
 
Precise pa
83.4
Precise sep
9.156
Constellation
Cassiopeia
SAO
21340
HIP
1819
Tycho2
3260-02275-1
HD
232172
BD
BD+51 58
Distance
469.48
Distance ly
1531.44
last precise pa
83.4
last precise sep
9.156
 
 
WDS HISTORIC DATA
 
 
coord_2000 discov_num comp epoch obs pa sep mag_pri mag_sec spectr notes coord_arcsec_2000
00231+5210 ES 866 1998 3 84 9.2 9.00 12.70 B5 D 002303.31+521020.0
00231+5210 ES 866 2002 4 83 9.2 9.00 12.70 B5 D 002303.31+521020.0

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