18421-5554 UC 3646

 
 
18H 42M 06.95S -55 54' 25.6" P.A. 306 SEP 22 MAG 13.60,15.41 SP M3.5V+M5
 
 
Coord 2000
18421-5554
Discov num
UC 3646
Comp
Coord arcsec 2000
18 42 06.95 -55 54 25.6
Date first
1998
Date last
2010
Obs
3
Pa first
306
Pa last
306
P.A. Now (θ)
306°
Sep first
21.9
Sep last
22.0
Sep. Now (ρ)
22"
Mag pri
13.60
Mag sec
15.41
delta mag (ΔM)
1.81
Spectral class
M3.5V+M5 (red/red)
Pri motion ra
+010
Sec motion ra
+013
Pri motion dec
-081
Sec motion dec
-074
Notes
V (Proper motion indicates physical)
rPM=0.093 (< 0.3, Physical double)
This double is physical.
 
 
OTHER CATALOGS AND DESIGNATIONS
 
 
Constellation
Telescopium
last precise pa
305.8
last precise sep
21.96