18215+1257 OL  173

 
 
18H 21M 29.61S +12 57' 02.7" P.A. 23 SEP 1.7 MAG 10.45,10.67
 
 
Coord 2000
18215+1257
Discov num
OL  173
Comp
Coord arcsec 2000
18 21 29.61 +12 57 02.7
Date first
1937
Date last
2005
Obs
7
Pa first
24
Pa last
23
P.A. Now (θ)
23°
Sep first
1.4
Sep last
1.7
Sep. Now (ρ)
1.7"
Mag pri
10.45
Mag sec
10.67
delta mag (ΔM)
0.22
Spectral class
Pri motion ra
-008
Sec motion ra
-008
Pri motion dec
-037
Sec motion dec
-037
Notes
Nature of this double is uncertain.
 
 
OTHER CATALOGS AND DESIGNATIONS
 
 
Constellation
Hercules
Tycho2
1018-02073-1
last precise pa
22.6
last precise sep
1.7