20258+2338 POU4488

 
 
20h 25m 50.06s +23 37' 30.0" P.A. 4 sep 10.4 mag 12.60,13.90
 
 
Coord 2000
20258+2338
Discov num
POU4488
Comp
Coord arcsec 2000
20 25 50.06 +23 37 30.0
Date first
1899
Date last
2015
Obs
9
Pa first
335
Pa last
4
P.A. Now (θ)
Sep first
7.0
Sep last
10.4
Sep. Now (ρ)
10.4"
Mag pri
12.60
Mag sec
13.90
delta mag (ΔM)
1.3
Spectral class
Pri motion ra
-010
Sec motion ra
Pri motion dec
-016
Sec motion dec
Notes
Nature of this double is uncertain.
 
 
OTHER CATALOGS AND DESIGNATIONS
 
 
Precise pa
3.5
Precise sep
10.415
Constellation
Vulpecula
SAO
88672
Tycho2
2156-01149-1
Gaia DR2
37545772416
HD
346493
 
 
WDS HISTORIC DATA
 
 
coord_2000 discov_num comp epoch obs pa sep mag_pri mag_sec spectr notes coord_arcsec_2000
20258+2338 POU4488 1899 1 335 7.0 12.60 13.90 202507.50+233800.0
20258+2338 POU4488 2008 2 1 10.1 12.60 13.90 202507.50+233800.0
20258+2338 POU4488 2010 5 2 10.0 12.60 13.90 202550.06+233730.0
20258+2338 POU4488 2015 5 3 10.4 12.60 13.90 202550.06+233730.0

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