20238+4146 COU2641

 
 
20h 23m 50.07s +41 46' 29.8" P.A. 279 sep 1 mag 10.06,10.08 Sp K0 dist. 109.77 pc (358.07 l.y.)
 
 
Coord 2000
20238+4146
Discov num
COU2641
Comp
Coord arcsec 2000
20 23 50.07 +41 46 29.8
Date first
1991
Date last
2015
Obs
9
Pa first
283
Pa last
279
P.A. Now (θ)
279°
Sep first
1.0
Sep last
1.0
Sep. Now (ρ)
1"
Mag pri
10.06
Mag sec
10.08
delta mag (ΔM)
0.02
Spectral class
K0 (yellow-orange)
Pri motion ra
+013
Sec motion ra
+013
Pri motion dec
-058
Sec motion dec
-058
Notes
Nature of this double is uncertain.
 
 
OTHER CATALOGS AND DESIGNATIONS
 
 
Precise pa
278.6
Precise sep
0.971
Constellation
Cygnus
SAO
49575
HIP
100583
Tycho2
3160-01857-1
Gaia DR2
91935403008
HD
229230
BD
BD+41 3728
Distance
109.77
Distance ly
358.07
 
 
WDS HISTORIC DATA
 
 
coord_2000 discov_num comp epoch obs pa sep mag_pri mag_sec spectr notes coord_arcsec_2000
20238+4146 COU2641 1996 4 104 1.0 10.06 10.08 K0 D 202350.07+414629.8
20238+4146 COU2641 2007 8 281 1.0 10.06 10.08 K0 D 202350.07+414629.8
20238+4146 COU2641 2015 9 279 1.0 10.06 10.08 K0 202350.07+414629.8

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