20290+2658 A   394

 
 
20h 29m 02.11s +26 58' 23.8" P.A. 286 sep 0.7 mag 9.72,10.14 Sp A7
 
 
Coord 2000
20290+2658
Discov num
A   394
Comp
Coord arcsec 2000
20 29 02.11 +26 58 23.8
Date first
1902
Date last
2016
Obs
10
Pa first
284
Pa last
286
P.A. Now (θ)
286°
Sep first
0.6
Sep last
0.7
Sep. Now (ρ)
0.7"
Mag pri
9.72
Mag sec
10.14
delta mag (ΔM)
0.42
Spectral class
A7 (white)
Pri motion ra
+004
Sec motion ra
+004
Pri motion dec
-001
Sec motion dec
-001
Notes
Nature of this double is uncertain.
 
 
OTHER CATALOGS AND DESIGNATIONS
 
 
Precise pa
286.3
Precise sep
0.7
Constellation
Vulpecula
SAO
88739
Tycho2
2164-00129-1
Gaia DR2
17030522240
HD
340339
 
 
WDS HISTORIC DATA
 
 
coord_2000 discov_num comp epoch obs pa sep mag_pri mag_sec spectr notes coord_arcsec_2000
20290+2658 A 394 1991 9 285 0.6 9.72 10.14 A7 202902.11+265823.8
20290+2658 A 394 2016 10 286 0.7 9.72 10.14 A7 202902.11+265823.8

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