20097+4130 HDS2871 (AY Cyg)

 
 
20h 09m 44.23s +41 29' 36.5" P.A. 228 sep 0.2 mag 10.54,11.15 Sp C dist. 2222.22 pc (7248.88 l.y.)
 
 
Coord 2000
20097+4130
Discov num
HDS2871
Comp
Coord arcsec 2000
20 09 44.23 +41 29 36.5
Date first
1991
Date last
1991
Obs
1
Pa first
228
Pa last
228
P.A. Now (θ)
228°
Sep first
0.2
Sep last
0.2
Sep. Now (ρ)
0.2"
Mag pri
10.54
Mag sec
11.15
delta mag (ΔM)
0.61
Spectral class
C (red carbon star)
Pri motion ra
+003
Sec motion ra
Pri motion dec
-005
Sec motion dec
Notes
Nature of this double is uncertain.
 
 
OTHER CATALOGS AND DESIGNATIONS
 
 
Precise pa
228
Precise sep
0.216
Var name
AY Cyg
Constellation
Cygnus
HIP
99336
Tycho2
3158-01444-1
Gaia DR2
94605155200
BD
BD+41 3632
Distance
2222.22
Distance ly
7248.88
 
 
WDS HISTORIC DATA
 
 
coord_2000 discov_num comp epoch obs pa sep mag_pri mag_sec spectr notes coord_arcsec_2000
20097+4130 HDS2871 1991 1 228 0.2 10.54 11.15 N0v 200944.23+412936.5

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