16496+3044 GRV 939

 
 
16h 49m 41.81s +30 44' 35.9" P.A. 207 sep 8 mag 11.30,12.00
 
 
Coord 2000
16496+3044
Discov num
GRV 939
Comp
Coord arcsec 2000
16 49 41.81 +30 44 35.9
Date first
1902
Date last
2014
Obs
6
Pa first
208
Pa last
207
P.A. Now (θ)
207°
Sep first
8.2
Sep last
8.0
Sep. Now (ρ)
8"
Mag pri
11.30
Mag sec
12.00
delta mag (ΔM)
0.7
Spectral class
Pri motion ra
-025
Sec motion ra
-025
Pri motion dec
+029
Sec motion dec
+024
Notes
rPM=0.131 (< 0.3, Physical double)
This double is physical.
 
 
OTHER CATALOGS AND DESIGNATIONS
 
 
Precise pa
206.5
Precise sep
7.98
Constellation
Hercules
last precise pa
206.5
last precise sep
7.98
 
 
WDS HISTORIC DATA
 
 
coord_2000 discov_num comp epoch obs pa sep mag_pri mag_sec spectr notes coord_arcsec_2000
16496+3044 GRV 939 2000 4 206 8.0 11.30 12.00 D 164941.81+304435.9
16496+3044 GRV 939 2002 5 207 8.0 11.30 12.00 D 164941.81+304435.9
16496+3044 GRV 939 2014 5 207 8.0 11.30 12.00 164941.81+304435.9

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