18510+5713 STI2393

 
 
18H 50M 54.55S +57 13' 35.5" P.A. 204 SEP 11.3 MAG 9.39,12.50 SP F2
 
 
Coord 2000
18510+5713
Discov num
STI2393
Comp
Coord arcsec 2000
18 50 54.55 +57 13 35.5
Date first
1903
Date last
2006
Obs
4
Pa first
212
Pa last
204
P.A. Now (θ)
204°
Sep first
7.4
Sep last
11.3
Sep. Now (ρ)
11.3"
Mag pri
9.39
Mag sec
12.50
delta mag (ΔM)
3.11
Spectral class
F2 (yellow-white)
Pri motion ra
+001
Sec motion ra
-011
Pri motion dec
+031
Sec motion dec
-004
Notes
Nature of this double is uncertain.
 
 
OTHER CATALOGS AND DESIGNATIONS
 
 
Constellation
Draco
last precise pa
203.6
last precise sep
11.32