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
 
 
Precise pa
275.2
Precise sep
80.611
Cdsa2 id
WIS 312
Constellation
Hercules
Ra deg
17.201341666666664
De deg
39.766305555555554
last precise pa
275.2
last precise sep
80.611
 
 
WDS HISTORIC DATA
 
 
coord_2000 discov_num comp epoch obs pa sep mag_pri mag_sec spectr notes coord_arcsec_2000
17121+3946 WIS 312 2010 2 275 80.6 13.63 16.00 V 171204.83+394558.7

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