18427-1547 HU 250

 
 
18h 42m 44.23s -15° 47' 21.4" P.A. 298.00 sep 2.2 mag 9.40,14.90 Sp B5Ib
 
 
Coord 2000 18427-1547 Discov num HU  250 Comp Coord arcsec 2000 18 42 44.23 -15 47 21.4
Date first 1900 Date last 2000 Obs 3
Pa first 296 Pa last 297.6 P.A. Now (θ) 297.6°
Sep first 2.1 Sep last 2.2 Sep. Now (ρ) 2.2"
Mag pri 9.40 Mag sec 14.90 delta mag (ΔM) 5.5 Spectral class B5Ib (blue-white)
Pri motion ra -002 Sec motion ra
Pri motion dec +005 Sec motion dec
Notes
Nature of this double is uncertain.
 
 
OTHER CATALOGS AND DESIGNATIONS
 
 
Constellation Scutum SAO 161752 Tycho2 6280-00257-1 Gaia DR2 4100300072347878400
HD 172793 ADS 11586