18469-3959 UC 3668

 
 
18H 46M 56.89S -39 58' 54.4" P.A. 22 SEP 40.5 MAG 15.40,16.20
 
 
Coord 2000
18469-3959
Discov num
UC 3668
Comp
Coord arcsec 2000
18 46 56.89 -39 58 54.4
Date first
1998
Date last
2010
Obs
4
Pa first
24
Pa last
22
P.A. Now (θ)
22°
Sep first
40.8
Sep last
40.5
Sep. Now (ρ)
40.5"
Mag pri
15.40
Mag sec
16.20
delta mag (ΔM)
0.8
Spectral class
Pri motion ra
-088
Sec motion ra
-090
Pri motion dec
-026
Sec motion dec
-013
Notes
V (Proper motion indicates physical)
rPM=0.143 (< 0.3, Physical double)
This double is physical.
 
 
OTHER CATALOGS AND DESIGNATIONS
 
 
Constellation
Corona Austrina
Tycho2
7919-00931-1
last precise pa
22.4
last precise sep
40.46