10161-2837 TOK 199

 
 
10h 16m 04.07s -28 36' 50.2" P.A. 111 mag 7.70,8.20 Sp G1V dist. 55.56 pc (181.24 l.y.)
 
 
Coord 2000
10161-2837
Discov num
TOK 199
Comp
Coord arcsec 2000
10 16 04.07 -28 36 50.2
Date first
2011
Date last
2016
Obs
16
Pa first
249
Pa last
111
P.A. Now (θ)
111°
Sep first
0.0
Sep last
0.0
Sep. Now (ρ)
0"
Mag pri
7.70
Mag sec
8.20
delta mag (ΔM)
0.5
Spectral class
G1V (yellow)
Pri motion ra
-224
Sec motion ra
Pri motion dec
+060
Sec motion dec
Notes
N O (See Notes, Orbital solution)
This double is physical.
 
 
OTHER CATALOGS AND DESIGNATIONS
 
 
Precise pa
111.3
Precise sep
0.023
Constellation
Antlia
SAO
178597
HIP
50288
Tycho2
6630-00988-1
HD
89090
CD
CD-27 7328
CP
CP-27 4117
Distance
55.56
Distance ly
181.24
last precise pa
111.3
last precise sep
0.023
 
 
ORBITAL ELEMENTS
 
 
Period (P)2.507y± 0.022 Periastron (T)2014.734y± 0.02 Semi-major axis (a)0.045a± 0.0013
Eccentricity (e)0.353± 0.017 Inclination (i)114.5°± 1.8 Longitude of periastron (ω)51.8°± 3
Node (Ω)98.5°± 1.7 Note Grade3(1=Definitive, 9=Indet.)
Equinox2000 Last observation2014
label rho theta
2000 0.028 301.8
2001 0.040 247.1
2002 0.033 101.2
2003 0.053 271.6
2004 0.022 174.1
2005 0.027 303.9
2006 0.041 248.1
2007 0.033 102.6
2008 0.053 272.1
2009 0.022 177.2
2010 0.025 306.2
2011 0.041 249.0
2012 0.034 104.0
2013 0.053 272.7
2014 0.022 180.4
2015 0.024 308.8
2016 0.042 249.9
2017 0.034 105.4
2018 0.053 273.2
2019 0.022 183.5
2020 0.023 311.7
2021 0.043 250.8
2022 0.034 106.8
2023 0.053 273.8
2024 0.023 186.7
2025 0.021 315.0
2026 0.043 251.7
2027 0.034 108.2
2028 0.053 274.3
2029 0.023 189.8
2030 0.020 318.8

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

grafico orbita





wds10161-2837a.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
10161-2837 TOK 199 2011 2 69 0.0 7.70 8.20 G1V 101604.07-283650.2
10161-2837 TOK 199 2012 3 100 0.0 7.70 8.20 G1V 101604.07-283650.2
10161-2837 TOK 199 2013 4 88 0.1 7.70 8.20 G1V 101604.07-283650.2
10161-2837 TOK 199 2015 8 125 0.0 7.70 8.20 G1V O 101604.07-283650.2
10161-2837 TOK 199 2016 16 111 0.0 7.70 8.20 G1V NO 101604.07-283650.2

If you need more information about this double, apply for a data request form to the WDS.