21319+3044 UC 4485

 
 
21h 31m 55.51s +30 44' 20.3" P.A. 24.00 sep 25.4 mag 15.60,16.50
 
 
Coord 2000
21319+3044
Discov num
UC 4485
Comp
Coord arcsec 2000
21 31 55.51 +30 44 20.3
Date first
1998
Date last
2015
Obs
3
Pa first
24
Pa last
24
P.A. Now (θ)
24°
Sep first
25.4
Sep last
25.4
Sep. Now (ρ)
25.4"
Mag pri
15.60
Mag sec
16.50
delta mag (ΔM)
0.9
Spectral class
Pri motion ra
+044
Sec motion ra
+011
Pri motion dec
-104
Sec motion dec
-109
Notes
V (Proper motion indicates physical)
rPM=0.296 (< 0.3, Physical double)
This double is physical.
 
 
OTHER CATALOGS AND DESIGNATIONS
 
 
Precise pa
23.7
Precise sep
25.394
Constellation
Cygnus
Gaia DR2
1850508619653150208
 
 
WDS HISTORIC DATA
 
 
coord_2000 discov_num comp epoch obs pa sep mag_pri mag_sec spectr notes coord_arcsec_2000
21319+3044 UC 4485 2000 2 24 25.3 15.60 16.50 V 213155.51+304420.3
21319+3044 UC 4485 2002 2 23 25.3 15.60 16.50 V 213155.51+304420.3
21319+3044 UC 4485 2015 3 24 25.4 15.60 16.50 V 213155.51+304420.3

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