17348-7400 HEI 391

 
 
17H 34M 38.46S -73 59' 25.2" P.A. 55 SEP 0.2 MAG 11.50,11.70
 
 
Coord 2000
17348-7400
Discov num
HEI 391
Comp
Coord arcsec 2000
17 34 38.46 -73 59 25.2
Date first
1986
Date last
1989
Obs
2
Pa first
65
Pa last
55
P.A. Now (θ)
55°
Sep first
0.3
Sep last
0.2
Sep. Now (ρ)
0.2"
Mag pri
11.50
Mag sec
11.70
delta mag (ΔM)
0.2
Spectral class
Pri motion ra
-008
Sec motion ra
Pri motion dec
-059
Sec motion dec
Notes
Nature of this double is uncertain.
 
 
OTHER CATALOGS AND DESIGNATIONS
 
 
Constellation
Apus
Tycho2
9288-00151-1
last precise pa
55.1
last precise sep
0.22