20311+3935 LDS6414

 
 
20h 31m 02.39s +39 34' 46.8" P.A. 346 sep 7.8 mag 14.07,16.97
 
 
Coord 2000
20311+3935
Discov num
LDS6414
Comp
Coord arcsec 2000
20 31 02.39 +39 34 46.8
Date first
1960
Date last
2015
Obs
3
Pa first
344
Pa last
346
P.A. Now (θ)
346°
Sep first
7.0
Sep last
7.8
Sep. Now (ρ)
7.8"
Mag pri
14.07
Mag sec
16.97
delta mag (ΔM)
2.9
Spectral class
Pri motion ra
+418
Sec motion ra
+413
Pri motion dec
+117
Sec motion dec
+181
Notes
N (See Notes)
rPM=0.142 (< 0.3, Physical double)
This double is physical.
 
 
OTHER CATALOGS AND DESIGNATIONS
 
 
Precise pa
346
Precise sep
7.794
Constellation
Cygnus
 
 
WDS HISTORIC DATA
 
 
coord_2000 discov_num comp epoch obs pa sep mag_pri mag_sec spectr notes coord_arcsec_2000
20311+3935 LDS6414 1998 2 320 6.0 14.07 16.97 D 203102.29+393446.6
20311+3935 LDS6414 2015 3 346 7.8 14.07 16.97 N 203102.39+393446.8

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