17502-5017 HJ 4981

 
 
17H 50M 12.54S -50 17' 21.1" P.A. 17 SEP 2.4 MAG 9.67,9.78 SP A7/8V
 
 
Coord 2000
17502-5017
Discov num
HJ 4981
Comp
Coord arcsec 2000
17 50 12.54 -50 17 21.1
Date first
1834
Date last
1991
Obs
8
Pa first
24
Pa last
17
P.A. Now (θ)
17°
Sep first
1.5
Sep last
2.4
Sep. Now (ρ)
2.4"
Mag pri
9.67
Mag sec
9.78
delta mag (ΔM)
0.11
Spectral class
A7/8V (white)
Pri motion ra
-003
Sec motion ra
-003
Pri motion dec
-015
Sec motion dec
-015
Notes
Nature of this double is uncertain.
 
 
OTHER CATALOGS AND DESIGNATIONS
 
 
Constellation
Ara
SAO
245062
Tycho2
8352-01389-1
HD
161793
last precise pa
17
last precise sep
2.426