20256+2504 A   392

 
 
20h 25m 35.53s +25 03' 21.5" P.A. 293 sep 0.9 mag 9.59,10.44 Sp A2
 
 
Coord 2000
20256+2504
Discov num
A   392
Comp
Coord arcsec 2000
20 25 35.53 +25 03 21.5
Date first
1902
Date last
2016
Obs
13
Pa first
298
Pa last
293
P.A. Now (θ)
293°
Sep first
0.9
Sep last
0.9
Sep. Now (ρ)
0.9"
Mag pri
9.59
Mag sec
10.44
delta mag (ΔM)
0.85
Spectral class
A2 (white)
Pri motion ra
+009
Sec motion ra
+009
Pri motion dec
-002
Sec motion dec
-002
Notes
Nature of this double is uncertain.
 
 
OTHER CATALOGS AND DESIGNATIONS
 
 
Precise pa
293.2
Precise sep
0.9
Constellation
Vulpecula
Tycho2
2160-01065-1
Gaia DR2
75580911232
HD
340278
 
 
WDS HISTORIC DATA
 
 
coord_2000 discov_num comp epoch obs pa sep mag_pri mag_sec spectr notes coord_arcsec_2000
20256+2504 A 392 1991 11 294 0.8 9.59 10.44 A2 202535.53+250321.5
20256+2504 A 392 2016 12 293 0.9 9.59 10.44 A2 202535.53+250321.5

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