17300+3035 GRV 957

 
 
17h 29m 57.66s +30 35' 05.4" P.A. 30 sep 11.4 mag 10.86,11.34
 
 
Coord 2000
17300+3035
Discov num
GRV 957
Comp
Coord arcsec 2000
17 29 57.66 +30 35 05.4
Date first
1902
Date last
2014
Obs
11
Pa first
28
Pa last
30
P.A. Now (θ)
30°
Sep first
11.6
Sep last
11.4
Sep. Now (ρ)
11.4"
Mag pri
10.86
Mag sec
11.34
delta mag (ΔM)
0.48
Spectral class
Pri motion ra
-016
Sec motion ra
-015
Pri motion dec
+027
Sec motion dec
+027
Notes
N (See Notes)
rPM=0.032 (< 0.3, Physical double)
This double is physical.
 
 
OTHER CATALOGS AND DESIGNATIONS
 
 
Precise pa
29.9
Precise sep
11.448
Constellation
Hercules
Tycho2
2605-01894-1
last precise pa
29.9
last precise sep
11.448
 
 
WDS HISTORIC DATA
 
 
coord_2000 discov_num comp epoch obs pa sep mag_pri mag_sec spectr notes coord_arcsec_2000
17300+3035 GRV 957 2007 7 30 11.5 10.86 11.34 D 172957.66+303505.4
17300+3035 GRV 957 2008 8 30 11.5 10.86 11.34 D 172957.66+303505.4
17300+3035 GRV 957 2010 9 29 11.5 10.86 11.34 N D 172957.66+303505.4
17300+3035 GRV 957 2014 10 30 11.4 10.86 11.34 N 172957.66+303505.4

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