17305-7455 TDT 390

 
 
17h 30m 29.06s -74° 54' 31.0" P.A. 284.00 sep 0.5 mag 10.90,11.05
 
 
Coord 2000 17305-7455 Discov num TDT 390 Comp Coord arcsec 2000 17 30 29.06 -74 54 31.0
Date first 1991 Date last 1991 Obs 1
Pa first 284 Pa last 283.9 P.A. Now (θ) 283.9°
Sep first 0.5 Sep last 0.49 Sep. Now (ρ) 0.49"
Mag pri 10.90 Mag sec 11.05 delta mag (ΔM) 0.15 Spectral class
Pri motion ra +003 Sec motion ra +003
Pri motion dec +009 Sec motion dec +009
Notes
Nature of this double is uncertain.
 
 
OTHER CATALOGS AND DESIGNATIONS
 
 
Constellation Apus Tycho2 9288-02181-1 Gaia DR2 5801602829433349120