13372-6142 I   365AB

 
 
13h 37m 12.20s -61 41' 31.7" P.A. 161.2 sep 0.36 mag 5.98,7.22 Sp F6V dist. 35.73 pc (116.55 l.y.)
 
 
Coord 2000
13372-6142
Discov num
I   365
Comp
AB
Coord arcsec 2000
13 37 12.20 -61 41 31.7
Date first
1900
Date last
2013
Obs
75
Pa first
234
Pa last
183
P.A. Now (θ)
161.2°
Sep first
0.3
Sep last
0.3
Sep. Now (ρ)
0.36"
Mag pri
5.98
Mag sec
7.22
delta mag (ΔM)
1.24
Spectral class
F6V (yellow-white)
Pri motion ra
+154
Sec motion ra
+154
Pri motion dec
-111
Sec motion dec
-111
Notes
N O (See Notes, Orbital solution)
This double is physical.
 
 
13372-6142 SYSTEM COMPONENTS
 
 
Show name SAO coord_2000 discov# comp first last obs pa sep mag1 mag2 d_mag orb current
Show 252387 13372-6142 I 365 AB 1900 2013 75 161 0.4 5.98 7.22 1.24 Y <===
Show 252387 13372-6142 I 365 AB,C 1891 2000 7 245 50.2 5.72 10.91 5.19
Triple system
4 visible stars in this system
 
 
OTHER CATALOGS AND DESIGNATIONS
 
 
Precise pa
183.4
Precise sep
0.339
Constellation
Centaurus
SAO
252387
HIP
66438
Tycho2
8991-04847-1
HD
118261
HR
5113
CP
CP-61 3841
Distance
35.73
Distance ly
116.55
last precise pa
183.4
last precise sep
0.339
 
 
ORBITAL ELEMENTS
 
 
Period (P)35y Periastron (T)1967.5y Semi-major axis (a)0.45a
Eccentricity (e)0.78 Inclination (i)117° Longitude of periastron (ω)94°
Node (Ω)71° Note Grade2(1=Definitive, 9=Indet.)
Equinox2000 Last observation
label rho theta
2000 0.279 85.6
2001 0.218 76.1
2002 0.104 52.1
2003 0.111 265.2
2004 0.212 242.1
2005 0.261 231.6
2006 0.290 223.8
2007 0.308 217.2
2008 0.320 211.2
2009 0.329 205.6
2010 0.335 200.2
2011 0.339 195.0
2012 0.343 189.9
2013 0.346 184.9
2014 0.349 180.0
2015 0.352 175.2
2016 0.354 170.5
2017 0.357 165.8
2018 0.360 161.2
2019 0.364 156.7
2020 0.367 152.2
2021 0.370 147.9
2022 0.374 143.6
2023 0.377 139.4
2024 0.380 135.3
2025 0.383 131.2
2026 0.384 127.2
2027 0.385 123.2
2028 0.385 119.2
2029 0.382 115.2
2030 0.378 111.1

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

grafico orbita





wds13372-6142a.png orbit plot
Measures: green=micrometric, blue=interferometric, purple=photographic
 
 
WDS HISTORIC DATA
 
 
coord_2000 discov_num comp epoch obs pa sep mag_pri mag_sec spectr notes coord_arcsec_2000
13372-6142 I 365 AB 2006 73 222 0.3 5.98 7.22 F6V NOD 133712.20-614129.7
13372-6142 I 365 AB 2009 74 204 0.3 5.98 7.22 F6V NOD 133712.20-614129.7
13372-6142 I 365 AB 2010 75 199 0.3 5.98 7.22 F6V NOD 133712.20-614129.7
13372-6142 I 365 AB 2013 75 183 0.3 5.98 7.22 F6V NOD 133712.20-614129.7

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