12297+2837 HJ 3339

 
 
12h 29m 42.15s +28 37' 14.6" P.A. 157 sep 20.5 mag 11.40,12.90 Sp G0:III
 
 
Coord 2000
12297+2837
Discov num
HJ 3339
Comp
Coord arcsec 2000
12 29 42.15 +28 37 14.6
Date first
1896
Date last
2013
Obs
10
Pa first
160
Pa last
157
P.A. Now (θ)
157°
Sep first
18.7
Sep last
20.5
Sep. Now (ρ)
20.5"
Mag pri
11.40
Mag sec
12.90
delta mag (ΔM)
1.5
Spectral class
G0:III (yellow)
Pri motion ra
-007
Sec motion ra
+005
Pri motion dec
-008
Sec motion dec
-016
Notes
rPM=0.86
This double is not physical.
 
 
OTHER CATALOGS AND DESIGNATIONS
 
 
Precise pa
156.7
Precise sep
20.49
Cdsa2 id
HJ 3339
Constellation
Coma Berenices
Tycho2
1991-00871-1
Ra deg
12.495041666666665
De deg
28.620722222222224
last precise pa
156.7
last precise sep
20.49
 
 
WDS HISTORIC DATA
 
 
coord_2000 discov_num comp epoch obs pa sep mag_pri mag_sec spectr notes coord_arcsec_2000
12297+2837 HJ 3339 2007 5 157 20.1 11.40 12.90 D 122942.15+283714.6
12297+2837 HJ 3339 2013 7 157 20.5 11.40 12.90 G0:III 122942.15+283714.6

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