20177+2510 POU4344

 
 
20h 17m 37.81s +25 09' 16.8" P.A. 228 sep 7.3 mag 11.38,13.90
 
 
Coord 2000
20177+2510
Discov num
POU4344
Comp
Coord arcsec 2000
20 17 37.81 +25 09 16.8
Date first
1898
Date last
2015
Obs
9
Pa first
226
Pa last
228
P.A. Now (θ)
228°
Sep first
7.1
Sep last
7.3
Sep. Now (ρ)
7.3"
Mag pri
11.38
Mag sec
13.90
delta mag (ΔM)
2.52
Spectral class
Pri motion ra
+001
Sec motion ra
+021
Pri motion dec
-002
Sec motion dec
-006
Notes
rPM=0.934
This double is not physical.
 
 
OTHER CATALOGS AND DESIGNATIONS
 
 
Precise pa
227.7
Precise sep
7.332
Constellation
Vulpecula
Tycho2
2159-01354-1
Gaia DR2
32320669568
HD
339951
 
 
WDS HISTORIC DATA
 
 
coord_2000 discov_num comp epoch obs pa sep mag_pri mag_sec spectr notes coord_arcsec_2000
20177+2510 POU4344 1998 2 227 7.3 11.38 13.90 D 201737.81+250916.8
20177+2510 POU4344 2009 3 226 6.5 11.38 13.90 D 201737.81+250916.8
20177+2510 POU4344 2010 5 228 6.8 11.38 13.90 201737.81+250916.8
20177+2510 POU4344 2015 5 228 7.3 11.38 13.90 201737.81+250916.8

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