12546+4253 HJ 2623

 
 
12h 54m 33.46s +42 52' 54.3" P.A. 147 sep 23.6 mag 10.36,13.40 Sp F6
 
 
Coord 2000
12546+4253
Discov num
HJ 2623
Comp
Coord arcsec 2000
12 54 33.46 +42 52 54.3
Date first
1830
Date last
2010
Obs
6
Pa first
170
Pa last
147
P.A. Now (θ)
147°
Sep first
20.0
Sep last
23.6
Sep. Now (ρ)
23.6"
Mag pri
10.36
Mag sec
13.40
delta mag (ΔM)
3.04
Spectral class
F6 (yellow-white)
Pri motion ra
-042
Sec motion ra
Pri motion dec
-018
Sec motion dec
Notes
Nature of this double is uncertain.
 
 
OTHER CATALOGS AND DESIGNATIONS
 
 
Precise pa
146.5
Precise sep
23.55
Constellation
Canes Venatici
Tycho2
3023-00548-1
last precise pa
146.5
last precise sep
23.55
 
 
WDS HISTORIC DATA
 
 
coord_2000 discov_num comp epoch obs pa sep mag_pri mag_sec spectr notes coord_arcsec_2000
12546+4253 HJ 2623 2003 4 147 23.7 10.36 13.40 D 125433.46+425254.3
12546+4253 HJ 2623 2010 6 147 23.5 10.36 13.40 F6 125433.46+425254.3

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