02032+5514 BLL   4 (XX Per)

 
 
02h 03m 09.36s +55 13' 56.6" P.A. 176 sep 223.7 mag 8.05,9.83 Sp MIb+ dist. 877.19 pc (2861.39 l.y.)
 
 
Coord 2000
02032+5514
Discov num
BLL   4
Comp
Coord arcsec 2000
02 03 09.36 +55 13 56.6
Date first
1879
Date last
2010
Obs
10
Pa first
177
Pa last
176
P.A. Now (θ)
176°
Sep first
220.2
Sep last
223.7
Sep. Now (ρ)
223.7"
Mag pri
8.05
Mag sec
9.83
delta mag (ΔM)
1.78
Spectral class
MIb+ (red)
Pri motion ra
+001
Sec motion ra
+054
Pri motion dec
-002
Sec motion dec
-021
Notes
N (See Notes)
rPM=0.972
This double is not physical.
 
 
OTHER CATALOGS AND DESIGNATIONS
 
 
Precise pa
175.6
Precise sep
223.66
Var name
XX Per
Constellation
Perseus
SAO
22875
HIP
9582
Tycho2
3689-01837-1
HD
12401
BD
BD+54 444
Distance
877.19
Distance ly
2861.39
last precise pa
175.6
last precise sep
223.66
 
 
WDS HISTORIC DATA
 
 
coord_2000 discov_num comp epoch obs pa sep mag_pri mag_sec spectr notes coord_arcsec_2000
02032+5514 BLL 4 2000 7 176 223.1 8.05 9.83 MIb+ N D 020309.36+551356.6
02032+5514 BLL 4 2009 8 176 223.2 8.05 9.83 MIb+ N D 020309.36+551356.6
02032+5514 BLL 4 2010 10 176 223.3 8.05 9.83 MIb+ N 020309.36+551356.6

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