10178+2000 A  2149AC

 
 
10h 17m 45.67s +20 00' 12.3" P.A. 194 sep 9.6 mag 8.24,13.90 Sp K2 dist. 1388.89 pc (4530.56 l.y.)
 
 
Coord 2000
10178+2000
Discov num
A  2149
Comp
AC
Coord arcsec 2000
10 17 45.67 +20 00 12.3
Date first
1910
Date last
2016
Obs
5
Pa first
201
Pa last
194
P.A. Now (θ)
194°
Sep first
10.0
Sep last
9.6
Sep. Now (ρ)
9.6"
Mag pri
8.24
Mag sec
13.90
delta mag (ΔM)
5.66
Spectral class
K2 (yellow-orange)
Pri motion ra
-016
Sec motion ra
Pri motion dec
-001
Sec motion dec
Notes
Nature of this double is uncertain.
 
 
10178+2000 SYSTEM COMPONENTS
 
 
Show name SAO coord_2000 discov# comp first last obs pa sep mag1 mag2 d_mag orb current
Show 81274 10178+2000 A 2149 AB 1910 1975 3 280 0.8 8.10 13.90 5.80
Show 81274 10178+2000 A 2149 AC 1910 2016 5 194 9.6 8.24 13.90 5.66 <===
Triple system
3 visible stars in this system
 
 
OTHER CATALOGS AND DESIGNATIONS
 
 
Precise pa
193.9
Precise sep
9.57
Constellation
Leo
SAO
81274
HIP
50425
Tycho2
1425-01506-1
HD
89196
BD
BD+20 2460
Distance
1388.89
Distance ly
4530.56
last precise pa
193.9
last precise sep
9.57
 
 
WDS HISTORIC DATA
 
 
coord_2000 discov_num comp epoch obs pa sep mag_pri mag_sec spectr notes coord_arcsec_2000
10178+2000 A 2149 AC 1920 2 199 10.0 8.10 13.90 K2 101745.67+200012.3
10178+2000 A 2149 AC 2005 4 195 9.4 8.10 13.90 K2 101745.67+200012.3
10178+2000 A 2149 AC 2016 5 194 9.6 8.24 13.90 K2 101745.67+200012.3

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