21093+2140 UC 4391

 
 
21H 09M 18.14S +21 40' 04.6" P.A. 143 SEP 55.7 MAG 15.40,16.10
 
 
Coord 2000
21093+2140
Discov num
UC 4391
Comp
Coord arcsec 2000
21 09 18.14 +21 40 04.6
Date first
1999
Date last
2010
Obs
3
Pa first
144
Pa last
143
P.A. Now (θ)
143°
Sep first
54.7
Sep last
55.7
Sep. Now (ρ)
55.7"
Mag pri
15.40
Mag sec
16.10
delta mag (ΔM)
0.7
Spectral class
Pri motion ra
-061
Sec motion ra
-060
Pri motion dec
+028
Sec motion dec
+045
Notes
V (Proper motion indicates physical)
rPM=0.227 (< 0.3, Physical double)
This double is physical.
 
 
OTHER CATALOGS AND DESIGNATIONS
 
 
Constellation
Vulpecula
last precise pa
143.4
last precise sep
55.74