17589+2620 COU 808

 
 
17H 58M 51.90S +26 19' 38.9" P.A. 155 SEP 1 MAG 9.30,11.40 SP F8
 
 
Coord 2000
17589+2620
Discov num
COU 808
Comp
Coord arcsec 2000
17 58 51.90 +26 19 38.9
Date first
1972
Date last
2007
Obs
2
Pa first
150
Pa last
155
P.A. Now (θ)
155°
Sep first
0.8
Sep last
1.0
Sep. Now (ρ)
1"
Mag pri
9.30
Mag sec
11.40
delta mag (ΔM)
2.1
Spectral class
F8 (yellow-white)
Pri motion ra
-001
Sec motion ra
Pri motion dec
-026
Sec motion dec
Notes
Nature of this double is uncertain.
 
 
OTHER CATALOGS AND DESIGNATIONS
 
 
Constellation
Hercules
SAO
85603
Tycho2
2098-02533-1
last precise pa
155.2
last precise sep
0.98