18415+4644 BRT1921

 
 
18H 41M 27.64S +46 43' 22.1" P.A. 171 SEP 6 MAG 11.80,12.20
 
 
Coord 2000
18415+4644
Discov num
BRT1921
Comp
Coord arcsec 2000
18 41 27.64 +46 43 22.1
Date first
1900
Date last
2010
Obs
5
Pa first
165
Pa last
171
P.A. Now (θ)
171°
Sep first
4.5
Sep last
6.0
Sep. Now (ρ)
6"
Mag pri
11.80
Mag sec
12.20
delta mag (ΔM)
0.4
Spectral class
Pri motion ra
+000
Sec motion ra
+007
Pri motion dec
+018
Sec motion dec
-031
Notes
Nature of this double is uncertain.
 
 
OTHER CATALOGS AND DESIGNATIONS
 
 
Constellation
Lyra
last precise pa
170.8
last precise sep
5.98