20391+2339 POU4797

 
 
20h 39m 04.65s +23 38' 47.2" P.A. 223.00 sep 15.6 mag 12.23,14.50
 
 
Coord 2000
20391+2339
Discov num
POU4797
Comp
Coord arcsec 2000
20 39 04.65 +23 38 47.2
Date first
1898
Date last
2015
Obs
9
Pa first
219
Pa last
223
P.A. Now (θ)
223°
Sep first
16.2
Sep last
15.6
Sep. Now (ρ)
15.6"
Mag pri
12.23
Mag sec
14.50
delta mag (ΔM)
2.27
Spectral class
Pri motion ra
+008
Sec motion ra
Pri motion dec
-014
Sec motion dec
Notes
Nature of this double is uncertain.
 
 
OTHER CATALOGS AND DESIGNATIONS
 
 
Precise pa
222.5
Precise sep
15.604
Constellation
Vulpecula
Tycho2
2170-00326-1
Gaia DR2
1819161092169985664
 
 
WDS HISTORIC DATA
 
 
coord_2000 discov_num comp epoch obs pa sep mag_pri mag_sec spectr notes coord_arcsec_2000
20391+2339 POU4797 2000 2 222 15.6 12.23 14.50 D 203904.65+233847.2
20391+2339 POU4797 2008 3 223 16.3 12.23 14.50 D 203904.65+233847.2
20391+2339 POU4797 2010 5 222 15.1 12.23 14.50 203904.65+233847.2
20391+2339 POU4797 2015 5 222 15.7 12.23 14.50 203904.65+233847.2

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