21075+3831 SEI1408

 
 
21H 07M 30.40S +38 31' 20.5" P.A. 53 SEP 9.3 MAG 11.10,11.80
 
 
Coord 2000
21075+3831
Discov num
SEI1408
Comp
Coord arcsec 2000
21 07 30.40 +38 31 20.5
Date first
1895
Date last
2010
Obs
6
Pa first
53
Pa last
53
P.A. Now (θ)
53°
Sep first
8.6
Sep last
9.3
Sep. Now (ρ)
9.3"
Mag pri
11.10
Mag sec
11.80
delta mag (ΔM)
0.7
Spectral class
Pri motion ra
-002
Sec motion ra
+003
Pri motion dec
-008
Sec motion dec
-001
Notes
N (See Notes)
rPM=1.043
This double is not physical.
 
 
OTHER CATALOGS AND DESIGNATIONS
 
 
Constellation
Cygnus
last precise pa
53.4
last precise sep
9.29