18210-2842 B  2864A,BC

 
 
18H 20M 58.71S -28 42' 25.6" P.A. 166 SEP 38.6 MAG 8.54,11.44 SP K1III DIST. 284.09 PC (926.7 L.Y.)
 
 
Coord 2000
18210-2842
Discov num
B  2864
Comp
A,BC
Coord arcsec 2000
18 20 58.71 -28 42 25.6
Date first
1913
Date last
1999
Obs
5
Pa first
165
Pa last
166
P.A. Now (θ)
166°
Sep first
38.7
Sep last
38.6
Sep. Now (ρ)
38.6"
Mag pri
8.54
Mag sec
11.44
delta mag (ΔM)
2.9
Spectral class
K1III (yellow-orange)
Pri motion ra
-001
Sec motion ra
-004
Pri motion dec
-002
Sec motion dec
-006
Notes
Nature of this double is uncertain.
 
 
18210-2842 SYSTEM COMPONENTS
 
 
Show name SAO coord_2000 discov# comp first last obs pa sep mag1 mag2 d_mag orb current
Show 186683 18210-2842 B 2864 A,BC 1913 1999 5 166 38.6 8.54 11.44 2.90 <===
Show 18210-2842 B 2864 BC 1913 1913 1 313 1.7 11.44
Triple system
4 visible stars in this system
 
 
OTHER CATALOGS AND DESIGNATIONS
 
 
Constellation
Sagittarius
SAO
186683
HIP
89929
Tycho2
6856-00481-1
HD
168467
CD
CD-2814476
CP
CP-28 6520
Distance
284.09
Distance ly
926.7
last precise pa
165.5
last precise sep
38.645