20268+2804 A   393

 
 
20h 26m 46.32s +28 04' 04.4" P.A. 217 sep 0.5 mag 9.21,9.95 Sp A0 dist. 442.48 pc (1443.37 l.y.)
 
 
Coord 2000
20268+2804
Discov num
A   393
Comp
Coord arcsec 2000
20 26 46.32 +28 04 04.4
Date first
1902
Date last
2016
Obs
21
Pa first
210
Pa last
217
P.A. Now (θ)
217°
Sep first
0.4
Sep last
0.5
Sep. Now (ρ)
0.5"
Mag pri
9.21
Mag sec
9.95
delta mag (ΔM)
0.74
Spectral class
A0 (white)
Pri motion ra
+002
Sec motion ra
+002
Pri motion dec
+007
Sec motion dec
+007
Notes
Nature of this double is uncertain.
 
 
OTHER CATALOGS AND DESIGNATIONS
 
 
Precise pa
216.5
Precise sep
0.53
Constellation
Vulpecula
SAO
88684
HIP
100839
Tycho2
2164-01424-1
Gaia DR2
38940705280
HD
194805
BD
BD+27 3733
Distance
442.48
Distance ly
1443.37
 
 
WDS HISTORIC DATA
 
 
coord_2000 discov_num comp epoch obs pa sep mag_pri mag_sec spectr notes coord_arcsec_2000
20268+2804 A 393 1991 18 217 0.4 9.21 9.95 A0 D 202646.32+280404.4
20268+2804 A 393 2007 19 219 0.5 9.21 9.95 A0 D 202646.32+280404.4
20268+2804 A 393 2016 20 217 0.5 9.21 9.95 A0 202646.32+280404.4

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