20390-0035 BVD 131

 
 
20h 39m 01.78s -00 34' 42.2" P.A. 134 sep 30.3 mag 10.11,10.83 Sp G0V+G3V
 
 
Coord 2000
20390-0035
Discov num
BVD 131
Comp
Coord arcsec 2000
20 39 01.78 -00 34 42.2
Date first
1896
Date last
2016
Obs
15
Pa first
134
Pa last
134
P.A. Now (θ)
134°
Sep first
30.2
Sep last
30.3
Sep. Now (ρ)
30.3"
Mag pri
10.11
Mag sec
10.83
delta mag (ΔM)
0.72
Spectral class
G0V+G3V (yellow/yellow)
Pri motion ra
-031
Sec motion ra
-028
Pri motion dec
-028
Sec motion dec
-025
Notes
W
rPM=0.102 (< 0.3, Physical double)
This double is physical.
 
 
OTHER CATALOGS AND DESIGNATIONS
 
 
Precise pa
133.9
Precise sep
30.299
Constellation
Aquarius
SAO
144657
 
 
WDS HISTORIC DATA
 
 
coord_2000 discov_num comp epoch obs pa sep mag_pri mag_sec spectr notes coord_arcsec_2000
20390-0035 BVD 131 2006 10 134 30.1 10.11 10.83 G0V G3V 203901.78-003442.2
20390-0035 BVD 131 2010 11 135 30.1 10.11 10.83 G0V+G3V 203901.78-003442.2
20390-0035 BVD 131 2016 12 134 30.3 10.11 10.83 G0V+G3V 203901.78-003442.2

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