20263+3728 AG  255

 
 
20h 26m 15.35s +37 27' 29.8" P.A. 287 sep 5.2 mag 10.02,10.53
 
 
Coord 2000
20263+3728
Discov num
AG  255
Comp
Coord arcsec 2000
20 26 15.35 +37 27 29.8
Date first
1896
Date last
2018
Obs
22
Pa first
286
Pa last
287
P.A. Now (θ)
287°
Sep first
5.3
Sep last
5.2
Sep. Now (ρ)
5.2"
Mag pri
10.02
Mag sec
10.53
delta mag (ΔM)
0.51
Spectral class
Pri motion ra
+005
Sec motion ra
+003
Pri motion dec
-002
Sec motion dec
-002
Notes
N (See Notes)
rPM=0.371
Nature of this double is uncertain.
 
 
OTHER CATALOGS AND DESIGNATIONS
 
 
Precise pa
286.6
Precise sep
5.208
Constellation
Cygnus
Tycho2
2697-00442-1
Gaia DR2
38559315840
 
 
WDS HISTORIC DATA
 
 
coord_2000 discov_num comp epoch obs pa sep mag_pri mag_sec spectr notes coord_arcsec_2000
20263+3728 AG 255 2008 15 286 4.9 10.02 10.53 D 202615.35+372729.8
20263+3728 AG 255 2015 17 287 5.1 10.02 10.53 N 202615.35+372729.8

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