17504+2505 HJ 1305

 
 
17H 50M 23.45S +25 04' 48.8" P.A. 291 SEP 23.4 MAG 9.81,11.82 SP F0
 
 
Coord 2000
17504+2505
Discov num
HJ 1305
Comp
Coord arcsec 2000
17 50 23.45 +25 04 48.8
Date first
1828
Date last
2010
Obs
10
Pa first
285
Pa last
291
P.A. Now (θ)
291°
Sep first
9.0
Sep last
23.4
Sep. Now (ρ)
23.4"
Mag pri
9.81
Mag sec
11.82
delta mag (ΔM)
2.01
Spectral class
F0 (yellow-white)
Pri motion ra
+012
Sec motion ra
-022
Pri motion dec
-019
Sec motion dec
-002
Notes
Nature of this double is uncertain.
 
 
OTHER CATALOGS AND DESIGNATIONS
 
 
Constellation
Hercules
SAO
85463
Tycho2
2081-01733-1
last precise pa
291.4
last precise sep
23.43