18048+5435 ES  641

 
 
18H 04M 50.35S +54 34' 30.7" P.A. 64 SEP 2.1 MAG 11.00,11.20
 
 
Coord 2000
18048+5435
Discov num
ES  641
Comp
Coord arcsec 2000
18 04 50.35 +54 34 30.7
Date first
1908
Date last
2002
Obs
10
Pa first
67
Pa last
64
P.A. Now (θ)
64°
Sep first
2.0
Sep last
2.1
Sep. Now (ρ)
2.1"
Mag pri
11.00
Mag sec
11.20
delta mag (ΔM)
0.2
Spectral class
Pri motion ra
-014
Sec motion ra
Pri motion dec
-015
Sec motion dec
Notes
Nature of this double is uncertain.
 
 
OTHER CATALOGS AND DESIGNATIONS
 
 
Constellation
Draco
Tycho2
3907-01385-1
last precise pa
63.6
last precise sep
2.09