17218+0905 WIS 317

 
 
17h 21m 46.05s +09 05' 12.9" P.A. 352 sep 492.4 mag 13.56,16.33
 
 
Coord 2000
17218+0905
Discov num
WIS 317
Comp
Coord arcsec 2000
17 21 46.05 +09 05 12.9
Date first
2000
Date last
2010
Obs
4
Pa first
352
Pa last
352
P.A. Now (θ)
352°
Sep first
492.2
Sep last
492.4
Sep. Now (ρ)
492.4"
Mag pri
13.56
Mag sec
16.33
delta mag (ΔM)
2.77
Spectral class
Pri motion ra
-166
Sec motion ra
-171
Pri motion dec
-111
Sec motion dec
-100
Notes
V (Proper motion indicates physical)
rPM=0.061 (< 0.3, Physical double)
This double is physical.
 
 
OTHER CATALOGS AND DESIGNATIONS
 
 
Precise pa
351.5
Precise sep
492.356
Constellation
Ophiuchus
last precise pa
351.5
last precise sep
492.356
 
 
WDS HISTORIC DATA
 
 
coord_2000 discov_num comp epoch obs pa sep mag_pri mag_sec spectr notes coord_arcsec_2000
17218+0905 WIS 317 2010 3 352 492.4 13.56 16.33 V 172146.05+090512.9

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