20170+2340 POU4336

 
 
20h 16m 58.04s +23 39' 39.7" P.A. 206 sep 15.6 mag 10.47,14.30 Sp A3
 
 
Coord 2000
20170+2340
Discov num
POU4336
Comp
Coord arcsec 2000
20 16 58.04 +23 39 39.7
Date first
1899
Date last
2015
Obs
9
Pa first
214
Pa last
206
P.A. Now (θ)
206°
Sep first
16.1
Sep last
15.6
Sep. Now (ρ)
15.6"
Mag pri
10.47
Mag sec
14.30
delta mag (ΔM)
3.83
Spectral class
A3 (white)
Pri motion ra
-003
Sec motion ra
Pri motion dec
-003
Sec motion dec
Notes
Nature of this double is uncertain.
 
 
OTHER CATALOGS AND DESIGNATIONS
 
 
Precise pa
206.2
Precise sep
15.587
Constellation
Vulpecula
Tycho2
2155-00693-1
Gaia DR2
80156898176
HD
346265
 
 
WDS HISTORIC DATA
 
 
coord_2000 discov_num comp epoch obs pa sep mag_pri mag_sec spectr notes coord_arcsec_2000
20170+2340 POU4336 1999 2 207 15.7 10.47 14.30 D 201658.04+233939.7
20170+2340 POU4336 2001 3 207 15.6 10.47 14.30 D 201658.04+233939.7
20170+2340 POU4336 2010 4 207 15.5 10.47 14.30 A3 201658.04+233939.7
20170+2340 POU4336 2015 5 206 15.6 10.47 14.30 A3 201658.04+233939.7

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