20311+5814 LDS1474

 
 
20h 31m 00.89s +58 14' 12.3" P.A. 209 sep 10.2 mag 14.70,16.50
 
 
Coord 2000
20311+5814
Discov num
LDS1474
Comp
Coord arcsec 2000
20 31 00.89 +58 14 12.3
Date first
1960
Date last
2015
Obs
12
Pa first
209
Pa last
209
P.A. Now (θ)
209°
Sep first
11.0
Sep last
10.2
Sep. Now (ρ)
10.2"
Mag pri
14.70
Mag sec
16.50
delta mag (ΔM)
1.8
Spectral class
Pri motion ra
-170
Sec motion ra
-170
Pri motion dec
-085
Sec motion dec
-085
Notes
N V (See Notes, Proper motion indicates physical)
This double is physical.
 
 
OTHER CATALOGS AND DESIGNATIONS
 
 
Precise pa
209.1
Precise sep
10.206
Constellation
Cygnus
Gaia DR2
97931136000
 
 
WDS HISTORIC DATA
 
 
coord_2000 discov_num comp epoch obs pa sep mag_pri mag_sec spectr notes coord_arcsec_2000
20311+5814 LDS1474 1963 2 209 11.0 14.70 16.50 N DV 203100.89+581412.3
20311+5814 LDS1474 2009 3 209 10.2 14.70 16.50 N DV 203100.89+581412.3
20311+5814 LDS1474 2010 6 209 10.2 14.70 16.50 NV 203100.89+581412.3
20311+5814 LDS1474 2015 7 209 10.2 14.70 16.50 NV 203100.89+581412.3

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