18025-3101 TDT 648

 
 
18H 02M 30.82S -31 00' 51.7" P.A. 258 SEP 0.5 MAG 10.79,10.90
 
 
Coord 2000
18025-3101
Discov num
TDT 648
Comp
Coord arcsec 2000
18 02 30.82 -31 00 51.7
Date first
1991
Date last
1991
Obs
1
Pa first
258
Pa last
258
P.A. Now (θ)
258°
Sep first
0.5
Sep last
0.5
Sep. Now (ρ)
0.5"
Mag pri
10.79
Mag sec
10.90
delta mag (ΔM)
0.11
Spectral class
Pri motion ra
+004
Sec motion ra
+004
Pri motion dec
-018
Sec motion dec
-018
Notes
Nature of this double is uncertain.
 
 
OTHER CATALOGS AND DESIGNATIONS
 
 
Constellation
Sagittarius
Tycho2
7391-02503-1
HD
318797
last precise pa
258.3
last precise sep
0.53