17577+0016 J   517

 
 
17H 57M 42.49S +00 15' 43.3" P.A. 288 SEP 4 MAG 9.70,11.70 SP G5
 
 
Coord 2000
17577+0016
Discov num
J   517
Comp
Coord arcsec 2000
17 57 42.49 +00 15 43.3
Date first
1905
Date last
2002
Obs
14
Pa first
292
Pa last
288
P.A. Now (θ)
288°
Sep first
4.1
Sep last
4.0
Sep. Now (ρ)
4"
Mag pri
9.70
Mag sec
11.70
delta mag (ΔM)
2
Spectral class
G5 (yellow)
Pri motion ra
+006
Sec motion ra
-051
Pri motion dec
+004
Sec motion dec
+016
Notes
Nature of this double is uncertain.
 
 
OTHER CATALOGS AND DESIGNATIONS
 
 
Constellation
Ophiuchus
Tycho2
0417-02410-1
HD
163734
last precise pa
287.7
last precise sep
3.98