03048+5330 HJ 2170AB (Gam Per)

 
 
03h 04m 47.79s +53 30' 23.2" P.A. 330 sep 56.8 mag 2.93,10.80 Sp G8III+A2V dist. 74.57 pc (243.25 l.y.)
 
 
Coord 2000
03048+5330
Discov num
HJ 2170
Comp
AB
Coord arcsec 2000
03 04 47.79 +53 30 23.2
Date first
1831
Date last
2002
Obs
8
Pa first
325
Pa last
330
P.A. Now (θ)
330°
Sep first
60.0
Sep last
56.8
Sep. Now (ρ)
56.8"
Mag pri
2.93
Mag sec
10.80
delta mag (ΔM)
7.87
Spectral class
G8III+A2V (yellow/white)
Pri motion ra
+001
Sec motion ra
+036
Pri motion dec
-006
Sec motion dec
+000
Notes
N (See Notes)
rPM=0.986
This double is not physical.
 
 
03048+5330 SYSTEM COMPONENTS
 
 
Show name SAO coord_2000 discov# comp first last obs pa sep mag1 mag2 d_mag orb current
Show 23789 03048+5330 WRH 29 Aa,Ab 1939 2007 66 244 0.2 3.60 3.80 0.20 Y
Show Gam Per 23789 03048+5330 HJ 2170 AB 1831 2002 8 330 56.8 2.93 10.80 7.87 <===
Triple system
2 visible stars in this system
 
 
OTHER CATALOGS AND DESIGNATIONS
 
 
Name
Gam Per
Constellation
Perseus
SAO
23789
HIP
14328
HD
18925
HR
915
GC
3664
BD
BD+52 654
Bayer
Gamma Persei
Bayer name
Gam Per
Flamsteed
23 Persei
Flamsteed name
23 Per
Distance
74.57
Distance ly
243.25
last precise pa
329.6
last precise sep
56.795
 
 
WDS HISTORIC DATA
 
 
coord_2000 discov_num comp epoch obs pa sep mag_pri mag_sec spectr notes coord_arcsec_2000
03048+5330 HJ 2170 AB 1998 7 329 55.3 2.93 10.80 G8III+A2V D 030447.79+533023.2
03048+5330 HJ 2170 AB 2002 8 329 56.5 2.93 10.80 G8III A2V N D 030447.79+533023.2

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