17280-5218 HDO 272AB

 
 
17H 27M 57.62S -52 17' 49.3" P.A. 356 SEP 31.5 MAG 5.75,13.00 SP K2III DIST. 109.65 PC (357.68 L.Y.)
 
 
Coord 2000
17280-5218
Discov num
HDO 272
Comp
AB
Coord arcsec 2000
17 27 57.62 -52 17 49.3
Date first
1891
Date last
2000
Obs
3
Pa first
355
Pa last
356
P.A. Now (θ)
356°
Sep first
17.0
Sep last
31.5
Sep. Now (ρ)
31.5"
Mag pri
5.75
Mag sec
13.00
delta mag (ΔM)
7.25
Spectral class
K2III (yellow-orange)
Pri motion ra
-006
Sec motion ra
Pri motion dec
-065
Sec motion dec
Notes
Nature of this double is uncertain.
 
 
17280-5218 SYSTEM COMPONENTS
 
 
Show name SAO coord_2000 discov# comp first last obs pa sep mag1 mag2 d_mag orb current
Show 244763 17280-5218 HDO 272 AB 1891 2000 3 356 31.5 5.75 13.00 7.25 <===
Show 244763 17280-5218 HDO 272 AC 1891 2000 4 336 37.7 5.75 14.00 8.25
Triple system
3 visible stars in this system
 
 
OTHER CATALOGS AND DESIGNATIONS
 
 
Constellation
Ara
SAO
244763
HIP
85470
Tycho2
8354-00415-1
HD
157753
HR
6483
CP
CP-5210662
Distance
109.65
Distance ly
357.68
last precise pa
356.3
last precise sep
31.48