17042+2805 GRV 945

 
 
17h 04m 13.87s +28 05' 35.6" P.A. 61 sep 15.9 mag 10.10,12.70 Sp F7
 
 
Coord 2000
17042+2805
Discov num
GRV 945
Comp
Coord arcsec 2000
17 04 13.87 +28 05 35.6
Date first
1999
Date last
2010
Obs
3
Pa first
61
Pa last
61
P.A. Now (θ)
61°
Sep first
15.9
Sep last
15.9
Sep. Now (ρ)
15.9"
Mag pri
10.10
Mag sec
12.70
delta mag (ΔM)
2.6
Spectral class
F7 (yellow-white)
Pri motion ra
+010
Sec motion ra
+010
Pri motion dec
+014
Sec motion dec
+015
Notes
rPM=0.055 (< 0.3, Physical double)
This double is physical.
 
 
OTHER CATALOGS AND DESIGNATIONS
 
 
Precise pa
60.5
Precise sep
15.86
Constellation
Hercules
Tycho2
2068-00992-1
last precise pa
60.5
last precise sep
15.86
 
 
WDS HISTORIC DATA
 
 
coord_2000 discov_num comp epoch obs pa sep mag_pri mag_sec spectr notes coord_arcsec_2000
17042+2805 GRV 945 2000 2 61 15.9 10.10 12.70 D 170413.87+280535.6
17042+2805 GRV 945 2002 3 61 15.9 10.10 12.70 D 170413.87+280535.6
17042+2805 GRV 945 2010 3 60 15.7 10.10 12.70 F7 170413.87+280535.6

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