12136-2017 B  2290

 
 
12h 13m 31.97s -20 17' 12.8" P.A. 54 sep 0.7 mag 11.40,11.70
 
 
Coord 2000
12136-2017
Discov num
B  2290
Comp
Coord arcsec 2000
12 13 31.97 -20 17 12.8
Date first
1932
Date last
1962
Obs
2
Pa first
49
Pa last
54
P.A. Now (θ)
54°
Sep first
0.7
Sep last
0.7
Sep. Now (ρ)
0.7"
Mag pri
11.40
Mag sec
11.70
delta mag (ΔM)
0.3
Spectral class
Pri motion ra
+029
Sec motion ra
Pri motion dec
-030
Sec motion dec
Notes
Nature of this double is uncertain.
 
 
OTHER CATALOGS AND DESIGNATIONS
 
 
Precise pa
54
Precise sep
0.68
Cdsa2 id
B 2290
Constellation
Corvus
Tycho2
6101-01613-1
Ra deg
12.225547222222222
De deg
-20.28688888888889
last precise pa
54
last precise sep
0.68
 
 
WDS HISTORIC DATA
 
 
coord_2000 discov_num comp epoch obs pa sep mag_pri mag_sec spectr notes coord_arcsec_2000
12136-2017 B 2290 1962 2 54 0.7 11.40 11.70 121331.97-201712.8

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