19393+3113 WSI  30

 
 
19h 39m 20.56s +31 12' 37.9" P.A. 140 sep 5.9 mag 10.60,12.50
 
 
Coord 2000
19393+3113
Discov num
WSI  30
Comp
Coord arcsec 2000
19 39 20.56 +31 12 37.9
Date first
1998
Date last
2015
Obs
8
Pa first
140
Pa last
140
P.A. Now (θ)
140°
Sep first
5.8
Sep last
5.9
Sep. Now (ρ)
5.9"
Mag pri
10.60
Mag sec
12.50
delta mag (ΔM)
1.9
Spectral class
Pri motion ra
-079
Sec motion ra
+038
Pri motion dec
+037
Sec motion dec
-052
Notes
rPM=1.685
This double is not physical.
 
 
OTHER CATALOGS AND DESIGNATIONS
 
 
Precise pa
139.5
Precise sep
5.868
Constellation
Cygnus
SAO
68630
Tycho2
2656-01813-1
Gaia DR2
44880649984
 
 
WDS HISTORIC DATA
 
 
coord_2000 discov_num comp epoch obs pa sep mag_pri mag_sec spectr notes coord_arcsec_2000
19393+3113 WSI 30 1998 1 140 5.8 10.60 12.50 193920.56+311237.9
19393+3113 WSI 30 1999 1 139 5.8 10.60 12.50 193920.56+311237.9
19393+3113 WSI 30 2010 2 139 5.9 10.60 12.50 193920.56+311237.9
19393+3113 WSI 30 2015 4 139 5.9 10.60 12.50 193920.56+311237.9

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