17080-1802 HO  650

 
 
17h 08m 00.72s -18 02' 19.9" P.A. 224 sep 7.4 mag 10.22,11.20 Sp G2/3V:
 
 
Coord 2000
17080-1802
Discov num
HO  650
Comp
Coord arcsec 2000
17 08 00.72 -18 02 19.9
Date first
1895
Date last
2010
Obs
11
Pa first
221
Pa last
224
P.A. Now (θ)
224°
Sep first
8.1
Sep last
7.4
Sep. Now (ρ)
7.4"
Mag pri
10.22
Mag sec
11.20
delta mag (ΔM)
0.98
Spectral class
G2/3V: (yellow)
Pri motion ra
-018
Sec motion ra
-022
Pri motion dec
-039
Sec motion dec
-048
Notes
rPM=0.187 (< 0.3, Physical double)
This double is physical.
 
 
OTHER CATALOGS AND DESIGNATIONS
 
 
Precise pa
223.9
Precise sep
7.4
Constellation
Ophiuchus
SAO
160303
Tycho2
6236-00756-1
HD
154750
last precise pa
223.9
last precise sep
7.4
 
 
WDS HISTORIC DATA
 
 
coord_2000 discov_num comp epoch obs pa sep mag_pri mag_sec spectr notes coord_arcsec_2000
17080-1802 HO 650 1998 7 224 7.5 10.22 11.20 G2/3V: D 170800.72-180219.9
17080-1802 HO 650 2008 8 224 7.6 10.22 11.20 G2/3V: D 170800.72-180219.9
17080-1802 HO 650 2010 11 224 7.4 10.22 11.20 G2/3V: D 170800.72-180219.9

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