20280+4829 HU  587

 
 
20h 28m 00.09s +48 28' 45.8" P.A. 338 sep 0.6 mag 9.93,10.26 Sp A5
 
 
Coord 2000
20280+4829
Discov num
HU  587
Comp
Coord arcsec 2000
20 28 00.09 +48 28 45.8
Date first
1902
Date last
2016
Obs
9
Pa first
356
Pa last
338
P.A. Now (θ)
338°
Sep first
0.8
Sep last
0.6
Sep. Now (ρ)
0.6"
Mag pri
9.93
Mag sec
10.26
delta mag (ΔM)
0.33
Spectral class
A5 (white)
Pri motion ra
+011
Sec motion ra
+011
Pri motion dec
+024
Sec motion dec
+024
Notes
Nature of this double is uncertain.
 
 
OTHER CATALOGS AND DESIGNATIONS
 
 
Precise pa
338.4
Precise sep
0.62
Constellation
Cygnus
Tycho2
3577-01999-1
Gaia DR2
91604539008
 
 
WDS HISTORIC DATA
 
 
coord_2000 discov_num comp epoch obs pa sep mag_pri mag_sec spectr notes coord_arcsec_2000
20280+4829 HU 587 1997 8 338 0.6 9.93 10.26 A5 202800.09+482845.8
20280+4829 HU 587 2016 9 338 0.6 9.93 10.26 A5 202800.09+482845.8

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