17111+4257 DAM 957

 
 
17H 11M 03.50S +42 57' 21.5" P.A. 163 SEP 5.1 MAG 10.50,12.80 SP F8
 
 
Coord 2000
17111+4257
Discov num
DAM 957
Comp
Coord arcsec 2000
17 11 03.50 +42 57 21.5
Date first
1999
Date last
2005
Obs
2
Pa first
161
Pa last
163
P.A. Now (θ)
163°
Sep first
5.0
Sep last
5.1
Sep. Now (ρ)
5.1"
Mag pri
10.50
Mag sec
12.80
delta mag (ΔM)
2.3
Spectral class
F8 (yellow-white)
Pri motion ra
+011
Sec motion ra
Pri motion dec
+021
Sec motion dec
Notes
Nature of this double is uncertain.
 
 
OTHER CATALOGS AND DESIGNATIONS
 
 
Constellation
Hercules
Tycho2
3081-01024-1
last precise pa
162.9
last precise sep
5.05