10331+2052 COU 172

 
 
10h 33m 04.63s +20 52' 09.8" P.A. 29 sep 0.5 mag 11.12,11.73 Sp K0 dist. 131.06 pc (427.52 l.y.)
 
 
Coord 2000
10331+2052
Discov num
COU 172
Comp
Coord arcsec 2000
10 33 04.63 +20 52 09.8
Date first
1967
Date last
1997
Obs
4
Pa first
20
Pa last
29
P.A. Now (θ)
29°
Sep first
0.6
Sep last
0.5
Sep. Now (ρ)
0.5"
Mag pri
11.12
Mag sec
11.73
delta mag (ΔM)
0.61
Spectral class
K0 (yellow-orange)
Pri motion ra
-078
Sec motion ra
Pri motion dec
-010
Sec motion dec
Notes
Nature of this double is uncertain.
 
 
OTHER CATALOGS AND DESIGNATIONS
 
 
Precise pa
29.4
Precise sep
0.52
Cdsa2 id
COU 172
Constellation
Leo
HIP
51641
Tycho2
1427-00919-1
BD
BD+21 2206
Ra deg
10.551286111111112
De deg
20.86938888888889
Distance
131.06
Distance ly
427.52
last precise pa
29.4
last precise sep
0.52
 
 
WDS HISTORIC DATA
 
 
coord_2000 discov_num comp epoch obs pa sep mag_pri mag_sec spectr notes coord_arcsec_2000
10331+2052 COU 172 1997 4 29 0.5 11.12 11.73 K0 103304.63+205209.8

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