20129+2238 J  2305

 
 
20h 12m 46.33s +22 38' 33.1" P.A. 176 sep 1.7 mag 13.40,14.80
 
 
Coord 2000
20129+2238
Discov num
J  2305
Comp
Coord arcsec 2000
20 12 46.33 +22 38 33.1
Date first
1942
Date last
2017
Obs
4
Pa first
190
Pa last
176
P.A. Now (θ)
176°
Sep first
4.0
Sep last
1.7
Sep. Now (ρ)
1.7"
Mag pri
13.40
Mag sec
14.80
delta mag (ΔM)
1.4
Spectral class
Pri motion ra
+013
Sec motion ra
+002
Pri motion dec
+013
Sec motion dec
-003
Notes
S (Parallax indidates non-physical)
rPM=1.056
This double is not physical.
 
 
OTHER CATALOGS AND DESIGNATIONS
 
 
Precise pa
175.8
Precise sep
1.734
Constellation
Vulpecula
Gaia DR2
45980294016
 
 
WDS HISTORIC DATA
 
 
coord_2000 discov_num comp epoch obs pa sep mag_pri mag_sec spectr notes coord_arcsec_2000
20129+2238 J 2305 1942 1 190 4.0 9.70 10.20 X 201256.25+223638.3
20129+2238 J 2305 2008 2 178 2.3 9.70 10.20 X 201256.25+223638.3
20129+2238 J 2305 2017 4 176 1.7 13.40 14.80 S 201246.33+223833.1

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