20318+2401 POU4574

 
 
20h 31m 52.91s +24 01' 21.2" P.A. 243 sep 7.3 mag 13.62,13.90
 
 
Coord 2000
20318+2401
Discov num
POU4574
Comp
Coord arcsec 2000
20 31 52.91 +24 01 21.2
Date first
1898
Date last
2015
Obs
10
Pa first
236
Pa last
243
P.A. Now (θ)
243°
Sep first
8.2
Sep last
7.3
Sep. Now (ρ)
7.3"
Mag pri
13.62
Mag sec
13.90
delta mag (ΔM)
0.28
Spectral class
Pri motion ra
+010
Sec motion ra
+025
Pri motion dec
-012
Sec motion dec
-039
Notes
rPM=0.667
Nature of this double is uncertain.
 
 
OTHER CATALOGS AND DESIGNATIONS
 
 
Precise pa
242.7
Precise sep
7.275
Constellation
Vulpecula
Gaia DR2
63922177280
 
 
WDS HISTORIC DATA
 
 
coord_2000 discov_num comp epoch obs pa sep mag_pri mag_sec spectr notes coord_arcsec_2000
20318+2401 POU4574 1898 1 236 8.2 13.00 14.10 203107.50+240100.0
20318+2401 POU4574 2008 2 242 7.5 13.00 14.10 203107.50+240100.0
20318+2401 POU4574 2010 5 242 6.7 13.62 13.90 203152.91+240121.2
20318+2401 POU4574 2015 6 243 7.3 13.62 13.90 203152.91+240121.2

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