20308+2404 POU4546

 
 
20h 30m 49.32s +24° 03' 38.3" P.A. 238.00 sep 9.2 mag 14.20,14.50
 
 
Coord 2000
20308+2404
Discov num
POU4546
Comp
Coord arcsec 2000
20 30 49.32 +24 03 38.3
Date first
1899
Date last
2015
Obs
8
Pa first
231
Pa last
238
P.A. Now (θ)
238°
Sep first
8.1
Sep last
9.2
Sep. Now (ρ)
9.2"
Mag pri
14.20
Mag sec
14.50
delta mag (ΔM)
0.3
Spectral class
Pri motion ra
-024
Sec motion ra
-018
Pri motion dec
-019
Sec motion dec
-004
Notes
rPM=0.528
Nature of this double is uncertain.
 
 
OTHER CATALOGS AND DESIGNATIONS
 
 
Precise pa
237.6
Precise sep
9.241
Constellation
Vulpecula
Gaia DR2
1831375154532198272
 
 
WDS HISTORIC DATA
 
 
coord_2000 discov_num comp epoch obs pa sep mag_pri mag_sec spectr notes coord_arcsec_2000
20308+2404 POU4546 1999 2 237 9.2 14.20 14.50 D 203049.32+240338.3
20308+2404 POU4546 2001 3 238 9.5 14.20 14.50 D 203049.32+240338.3
20308+2404 POU4546 2013 4 227 8.3 14.20 14.50 203049.32+240338.3
20308+2404 POU4546 2015 8 238 9.2 14.20 14.50 203049.32+240338.3

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