17121+3946 WIS 312

 
 
17H 12M 04.83S +39 45' 58.7" P.A. 275 SEP 80.6 MAG 13.63,16.00
 
 
Coord 2000
17121+3946
Discov num
WIS 312
Comp
Coord arcsec 2000
17 12 04.83 +39 45 58.7
Date first
1998
Date last
2010
Obs
3
Pa first
275
Pa last
275
P.A. Now (θ)
275°
Sep first
80.7
Sep last
80.6
Sep. Now (ρ)
80.6"
Mag pri
13.63
Mag sec
16.00
delta mag (ΔM)
2.37
Spectral class
Pri motion ra
-047
Sec motion ra
-050
Pri motion dec
-146
Sec motion dec
-145
Notes
V (Proper motion indicates physical)
rPM=0.021 (< 0.3, Physical double)
This double is physical.
 
 
OTHER CATALOGS AND DESIGNATIONS
 
 
Constellation
Hercules
last precise pa
275.2
last precise sep
80.611