18363+0516 A   355

 
 
18H 36M 19.32S +05 15' 37.5" P.A. 140 SEP 1.4 MAG 9.40,10.93 SP A0
 
 
Coord 2000
18363+0516
Discov num
A   355
Comp
Coord arcsec 2000
18 36 19.32 +05 15 37.5
Date first
1902
Date last
1996
Obs
11
Pa first
144
Pa last
140
P.A. Now (θ)
140°
Sep first
1.2
Sep last
1.4
Sep. Now (ρ)
1.4"
Mag pri
9.40
Mag sec
10.93
delta mag (ΔM)
1.53
Spectral class
A0 (white)
Pri motion ra
+001
Sec motion ra
+001
Pri motion dec
+001
Sec motion dec
+001
Notes
Nature of this double is uncertain.
 
 
OTHER CATALOGS AND DESIGNATIONS
 
 
Constellation
Serpens
Tycho2
0454-00725-1
HD
171749
last precise pa
139.7
last precise sep
1.39