20308+2416 POU4547

 
 
20h 30m 52.07s +24 15' 56.8" P.A. 249 sep 22.7 mag 13.20,13.30
 
 
Coord 2000
20308+2416
Discov num
POU4547
Comp
Coord arcsec 2000
20 30 52.07 +24 15 56.8
Date first
1892
Date last
2015
Obs
11
Pa first
257
Pa last
249
P.A. Now (θ)
249°
Sep first
18.9
Sep last
22.7
Sep. Now (ρ)
22.7"
Mag pri
13.20
Mag sec
13.30
delta mag (ΔM)
0.1
Spectral class
Pri motion ra
+003
Sec motion ra
-022
Pri motion dec
+001
Sec motion dec
-029
Notes
rPM=1.073
This double is not physical.
 
 
OTHER CATALOGS AND DESIGNATIONS
 
 
Precise pa
248.9
Precise sep
22.716
Constellation
Vulpecula
Gaia DR2
86651932800
 
 
WDS HISTORIC DATA
 
 
coord_2000 discov_num comp epoch obs pa sep mag_pri mag_sec spectr notes coord_arcsec_2000
20308+2416 POU4547 1999 3 250 22.3 13.20 13.30 D 203052.07+241556.8
20308+2416 POU4547 2001 4 249 22.3 13.20 13.30 D 203052.07+241556.8
20308+2416 POU4547 2013 5 249 22.5 13.20 13.30 203052.07+241556.8
20308+2416 POU4547 2015 7 249 22.7 13.20 13.30 203052.07+241556.8

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