18555-4420 UC 3726

 
 
18h 55m 31.60s -44 20' 05.4" P.A. 79 sep 20.1 mag 11.80,14.70
 
 
Coord 2000
18555-4420
Discov num
UC 3726
Comp
Coord arcsec 2000
18 55 31.60 -44 20 05.4
Date first
1996
Date last
2010
Obs
4
Pa first
79
Pa last
79
P.A. Now (θ)
79°
Sep first
20.1
Sep last
20.1
Sep. Now (ρ)
20.1"
Mag pri
11.80
Mag sec
14.70
delta mag (ΔM)
2.9
Spectral class
Pri motion ra
+030
Sec motion ra
+036
Pri motion dec
-047
Sec motion dec
-062
Notes
V (Proper motion indicates physical)
rPM=0.225 (< 0.3, Physical double)
This double is physical.
 
 
OTHER CATALOGS AND DESIGNATIONS
 
 
Precise pa
79.3
Precise sep
20.08
Constellation
Corona Austrina
Tycho2
7928-01882-1
last precise pa
79.3
last precise sep
20.08
 
 
WDS HISTORIC DATA
 
 
coord_2000 discov_num comp epoch obs pa sep mag_pri mag_sec spectr notes coord_arcsec_2000
18555-4420 UC 3726 1998 2 79 20.1 11.80 15.10 V 185531.60-442005.4
18555-4420 UC 3726 2000 2 79 20.1 11.80 15.10 V 185531.60-442005.4
18555-4420 UC 3726 2010 4 79 20.1 11.80 14.70 V 185531.60-442005.4

If you need more information about this double, apply for a data request form to the WDS.