18502+1131 BU  265

 
 
18H 50M 14.94S +11 31' 21.5" P.A. 231 SEP 1.4 MAG 7.37,9.24 SP A1V+G:III
 
 
Coord 2000
18502+1131
Discov num
BU  265
Comp
Coord arcsec 2000
18 50 14.94 +11 31 21.5
Date first
1875
Date last
2015
Obs
64
Pa first
236
Pa last
231
P.A. Now (θ)
231°
Sep first
1.5
Sep last
1.4
Sep. Now (ρ)
1.4"
Mag pri
7.37
Mag sec
9.24
delta mag (ΔM)
1.87
Spectral class
A1V+G:III (white/yellow)
Pri motion ra
+001
Sec motion ra
+001
Pri motion dec
+005
Sec motion dec
+005
Notes
Nature of this double is uncertain.
 
 
OTHER CATALOGS AND DESIGNATIONS
 
 
Constellation
Aquila
Tycho2
1034-01320-1
HD
174485
last precise pa
230.8
last precise sep
1.39