01158-6853 HJ 3423AB (Kap Tuc)

 
 
01H 15M 46.16S -68 52' 33.3" P.A. 316.4 SEP 4.96 MAG 5.00,7.74 SP F6IV DIST. 20.96 PC (68.37 L.Y.)
 
 
Coord 2000
01158-6853
Discov num
HJ 3423
Comp
AB
Coord arcsec 2000
01 15 46.16 -68 52 33.3
Date first
1834
Date last
2016
Obs
76
Pa first
12
Pa last
316
P.A. Now (θ)
316.4°
Sep first
2.0
Sep last
4.8
Sep. Now (ρ)
4.96"
Mag pri
5.00
Mag sec
7.74
delta mag (ΔM)
2.74
Spectral class
F6IV (yellow-white)
Pri motion ra
+411
Sec motion ra
+383
Pri motion dec
+127
Sec motion dec
+087
Notes
N O (See Notes, Orbital solution)
rPM=0.114 (< 0.3, Physical double)
This double is physical.
 
 
01158-6853 SYSTEM COMPONENTS
 
 
Show name SAO coord_2000 discov# comp first last obs pa sep mag1 mag2 d_mag orb current
Show Kap Tuc 248346 01158-6853 HJ 3423 AB 1834 2016 76 316 5.0 5.00 7.74 2.74 Y <===
Show 248346 01158-6853 HJ 3423 A,CD 1874 2010 10 310 319.2 5.00 7.85 2.85
Show 248342 01158-6853 I 27 CD 1895 2016 77 338 1.1 7.84 8.44 0.60 Y
Quadruple system
5 visible stars in this system
 
 
OTHER CATALOGS AND DESIGNATIONS
 
 
Name
Kap Tuc
Constellation
Tucana
SAO
248346
HIP
5896
Tycho2
9136-01759-2
HD
7788
HR
377
GC
1536
GL
Gl 55.3A
CD
CD-69 52
CP
CP-69 45
Bayer
Kappa Tucanae
Bayer name
Kap Tuc
Distance
20.96
Distance ly
68.37
last precise pa
315.6
last precise sep
4.77
 
 
ORBITAL ELEMENTS
 
 
Period (P)857y Periastron (T)1763.5y Semi-major axis (a)5.96a
Eccentricity (e)0.384 Inclination (i)127.1° Longitude of periastron (ω)284.9°
Node (Ω)10.3° Note Grade5(1=Definitive, 9=Indet.)
Equinox2000 Last observation1999
label rho theta
2000 5.023 322.0
2001 5.019 321.7
2002 5.016 321.4
2003 5.012 321.0
2004 5.008 320.7
2005 5.004 320.4
2006 5.000 320.0
2007 4.997 319.7
2008 4.993 319.4
2009 4.989 319.0
2010 4.985 318.7
2011 4.981 318.4
2012 4.978 318.0
2013 4.974 317.7
2014 4.970 317.4
2015 4.967 317.0
2016 4.963 316.7
2017 4.959 316.4
2018 4.956 316.0
2019 4.952 315.7
2020 4.949 315.3
2021 4.945 315.0
2022 4.942 314.7
2023 4.938 314.3
2024 4.935 314.0
2025 4.931 313.6
2026 4.928 313.3
2027 4.925 313.0
2028 4.921 312.6
2029 4.918 312.3
2030 4.915 311.9

Note: Theta is PA, Rho is Sep. For yearly orbits, data refer to Jan 1st.

grafico orbita





grafico misure orbit6
Measures: green=micrometric, blue=interferometric, purple=photographic