12004-1904 DVG   6

 
 
12h 00m 21.05s -19 04' 26.5" P.A. 325 sep 4 mag 16.80,17.70 Sp K7V+K9V
 
 
Coord 2000
12004-1904
Discov num
DVG   6
Comp
Coord arcsec 2000
12 00 21.05 -19 04 26.5
Date first
1954
Date last
2015
Obs
5
Pa first
325
Pa last
325
P.A. Now (θ)
325°
Sep first
4.0
Sep last
4.0
Sep. Now (ρ)
4"
Mag pri
16.80
Mag sec
17.70
delta mag (ΔM)
0.9
Spectral class
K7V+K9V (yellow-orange/yellow-orange)
Pri motion ra
-030
Sec motion ra
-021
Pri motion dec
-020
Sec motion dec
-010
Notes
rPM=0.373
Nature of this double is uncertain.
 
 
OTHER CATALOGS AND DESIGNATIONS
 
 
Precise pa
325.2
Precise sep
4.025
Constellation
Corvus
Gaia DR2
3566879492180516096
 
 
WDS HISTORIC DATA
 
 
coord_2000 discov_num comp epoch obs pa sep mag_pri mag_sec spectr notes coord_arcsec_2000
12004-1904 DVG 6 1998 4 325 4.1 16.80 17.70 K7V+K9V 120021.05-190426.5
12004-1904 DVG 6 2010 5 328 3.2 16.80 17.70 K7V+K9V 120021.05-190426.5
12004-1904 DVG 6 2015 5 325 4.0 16.80 17.70 K7V+K9V 120021.05-190426.5

If you need more information about this double, apply for a data request form to the WDS.