20466+5004 HDS2959

 
 
20h 46m 33.74s +50 04' 29.8" P.A. 21 sep 0.5 mag 11.10,12.98 Sp A0 dist. 751.88 pc (2452.63 l.y.)
 
 
Coord 2000
20466+5004
Discov num
HDS2959
Comp
Coord arcsec 2000
20 46 33.74 +50 04 29.8
Date first
1991
Date last
1991
Obs
1
Pa first
21
Pa last
21
P.A. Now (θ)
21°
Sep first
0.5
Sep last
0.5
Sep. Now (ρ)
0.5"
Mag pri
11.10
Mag sec
12.98
delta mag (ΔM)
1.88
Spectral class
A0 (white)
Pri motion ra
+002
Sec motion ra
Pri motion dec
-005
Sec motion dec
Notes
Nature of this double is uncertain.
 
 
OTHER CATALOGS AND DESIGNATIONS
 
 
Precise pa
21
Precise sep
0.479
Constellation
Cygnus
SAO
50051
HIP
102520
Tycho2
3582-00359-1
Distance
751.88
Distance ly
2452.63
 
 
WDS HISTORIC DATA
 
 
coord_2000 discov_num comp epoch obs pa sep mag_pri mag_sec spectr notes coord_arcsec_2000
20466+5004 HDS2959 1991 1 21 0.5 11.10 12.98 A0 204633.74+500429.8

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