15313+0836 GRV 907

 
 
15h 31m 20.13s +08 36' 31.9" P.A. 163.00 sep 21.1 mag 9.40,12.49 Sp K2
 
 
Coord 2000
15313+0836
Discov num
GRV 907
Comp
Coord arcsec 2000
15 31 20.13 +08 36 31.9
Date first
1906
Date last
2015
Obs
15
Pa first
165
Pa last
163
P.A. Now (θ)
163°
Sep first
21.0
Sep last
21.1
Sep. Now (ρ)
21.1"
Mag pri
9.40
Mag sec
12.49
delta mag (ΔM)
3.09
Spectral class
K2 (yellow-orange)
Pri motion ra
-038
Sec motion ra
-037
Pri motion dec
-031
Sec motion dec
-032
Notes
V (Proper motion indicates physical)
rPM=0.029 (< 0.3, Physical double)
This double is physical.
 
 
OTHER CATALOGS AND DESIGNATIONS
 
 
Precise pa
162.7
Precise sep
21.081
Constellation
Serpens
Tycho2
0928-00047-1
Gaia DR2
1164577775266978432
 
 
WDS HISTORIC DATA
 
 
coord_2000 discov_num comp epoch obs pa sep mag_pri mag_sec spectr notes coord_arcsec_2000
15313+0836 GRV 907 2006 6 163 21.0 9.00 12.10 D 153120.13+083631.9
15313+0836 GRV 907 2011 7 163 21.0 9.40 12.49 K2 153120.13+083631.9
15313+0836 GRV 907 2012 9 163 21.9 9.40 12.49 K2 153120.13+083631.9
15313+0836 GRV 907 2014 10 165 21.6 9.40 12.49 K2 153120.13+083631.9
15313+0836 GRV 907 2015 11 163 21.1 9.40 12.49 K2 153120.13+083631.9

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