20303+2441 POU4537

 
 
20h 30m 17.96s +24 41' 22.3" P.A. 319 sep 16.7 mag 11.68,14.10
 
 
Coord 2000
20303+2441
Discov num
POU4537
Comp
Coord arcsec 2000
20 30 17.96 +24 41 22.3
Date first
1899
Date last
2015
Obs
10
Pa first
318
Pa last
319
P.A. Now (θ)
319°
Sep first
17.1
Sep last
16.7
Sep. Now (ρ)
16.7"
Mag pri
11.68
Mag sec
14.10
delta mag (ΔM)
2.42
Spectral class
Pri motion ra
-010
Sec motion ra
-009
Pri motion dec
-016
Sec motion dec
-002
Notes
rPM=0.744
Nature of this double is uncertain.
 
 
OTHER CATALOGS AND DESIGNATIONS
 
 
Precise pa
319
Precise sep
16.686
Constellation
Vulpecula
Tycho2
2160-01007-1
Gaia DR2
53007057280
HD
340522
 
 
WDS HISTORIC DATA
 
 
coord_2000 discov_num comp epoch obs pa sep mag_pri mag_sec spectr notes coord_arcsec_2000
20303+2441 POU4537 1997 2 319 16.8 11.68 14.10 D 203017.96+244122.3
20303+2441 POU4537 2008 3 319 16.8 11.68 14.10 D 203017.96+244122.3
20303+2441 POU4537 2010 5 319 16.5 11.68 14.10 203017.96+244122.3
20303+2441 POU4537 2015 6 319 16.7 11.68 14.10 203017.96+244122.3

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