02224+5551 BU  875 (9 Per)

 
 
02h 22m 21.43s +55 50' 44.4" P.A. 175 sep 12.3 mag 5.24,12.00 Sp A2Ia dist. 1000 pc (3262 l.y.)
 
 
Coord 2000
02224+5551
Discov num
BU  875
Comp
Coord arcsec 2000
02 22 21.43 +55 50 44.4
Date first
1880
Date last
2013
Obs
10
Pa first
162
Pa last
175
P.A. Now (θ)
175°
Sep first
11.6
Sep last
12.3
Sep. Now (ρ)
12.3"
Mag pri
5.24
Mag sec
12.00
delta mag (ΔM)
6.76
Spectral class
A2Ia (white)
Pri motion ra
-003
Sec motion ra
Pri motion dec
-004
Sec motion dec
Notes
N (See Notes)
Nature of this double is uncertain.
 
 
OTHER CATALOGS AND DESIGNATIONS
 
 
Precise pa
175.4
Precise sep
12.304
Name
9 Per
Other name
i Per
Var name
V474 Per
Constellation
Perseus
SAO
23256
HIP
11060
Tycho2
3690-02172-1
HD
14489
HR
685
GC
2836
BD
BD+55 598
Flamsteed
9 Persei
Flamsteed name
9 Per
Distance
1000
Distance ly
3262
last precise pa
175.4
last precise sep
12.304
 
 
WDS HISTORIC DATA
 
 
coord_2000 discov_num comp epoch obs pa sep mag_pri mag_sec spectr notes coord_arcsec_2000
02224+5551 BU 875 1918 8 164 11.7 6.00 12.00 A2Ia N D 022221.43+555044.4
02224+5551 BU 875 2013 9 162 11.3 6.00 12.00 A2Ia N 022221.43+555044.4

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