10161-2837 TOK 199

 
 
10h 16m 04.07s -28 36' 50.2" P.A. 254.00 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
2020
Obs
21
Pa first
249
Pa last
254
P.A. Now (θ)
254°
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
254.1
Precise sep
0.047
Constellation
Antlia
SAO
178597
HIP
50288
Tycho2
6630-00988-1
Gaia DR2
5462643632473673344
HD
89090
CD
CD-27 7328
CP
CP-27 4117
Distance
55.56
Distance ly
181.24
last precise pa
254.1
last precise sep
0.047
 
 
ORBITAL ELEMENTS
 
 
Period (P)2.528y Periastron (T)2014.907y Semi-major axis (a)0.044a
Eccentricity (e)0.309 Inclination (i)115.5° Longitude of periastron (ω)58.6°
Node (Ω)95.7° Note Grade2(1=Definitive, 9=Indet.)
Equinox2000 Last observation2019
label rho theta
2000 0.024 307.2
2001 0.037 240.8
2002 0.035 99.6
2003 0.050 270.1
2004 0.023 167.2
2005 0.019 321.5
2006 0.039 245.1
2007 0.036 104.7
2008 0.049 272.7
2009 0.023 178.9
2010 0.015 345.1
2011 0.042 249.0
2012 0.035 109.7
2013 0.048 275.4
2014 0.024 190.6
2015 0.014 18.2
2016 0.044 252.4
2017 0.034 114.9
2018 0.046 278.3
2019 0.025 201.6
2020 0.016 47.3
2021 0.046 255.6
2022 0.033 120.6
2023 0.043 281.5
2024 0.026 211.4
2025 0.021 65.8
2026 0.047 258.5
2027 0.031 126.9
2028 0.040 285.1
2029 0.028 219.9
2030 0.026 77.4


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



 
 


wds10161-2837b.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
10161-2837 TOK 199 2018 18 273 0.1 7.70 8.20 G1V NO 101604.07-283650.2
10161-2837 TOK 199 2019 20 129 0.0 7.70 8.20 G1V NO 101604.07-283650.2

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