04007+2023 TOK 363Aa,Ab

 
 
04h 00m 39.54s +20 22' 49.7" P.A. 161.5 sep 0.14 mag 8.73,13.90 Sp G4V dist. 62.15 pc (202.73 l.y.)
 
 
Coord 2000
04007+2023
Discov num
TOK 363
Comp
Aa,Ab
Coord arcsec 2000
04 00 39.54 +20 22 49.7
Date first
2013
Date last
2016
Obs
8
Pa first
94
Pa last
149
P.A. Now (θ)
161.5°
Sep first
0.1
Sep last
0.1
Sep. Now (ρ)
0.14"
Mag pri
8.73
Mag sec
13.90
delta mag (ΔM)
5.17
Spectral class
G4V (yellow)
Pri motion ra
+147
Sec motion ra
Pri motion dec
-060
Sec motion dec
Notes
N (See Notes)
Nature of this double is uncertain.
 
 
04007+2023 SYSTEM COMPONENTS
 
 
Show name SAO coord_2000 discov# comp first last obs pa sep mag1 mag2 d_mag orb current
Show 76384 04007+2023 TOK 363 Aa,Ab 2013 2016 8 162 0.1 8.73 13.90 5.17 Y <===
Show 76384 04007+2023 RAO 50 AB 2012 2012 1 308 5.9 8.73 15.00 6.27
Triple system
2 visible stars in this system
 
 
OTHER CATALOGS AND DESIGNATIONS
 
 
Precise pa
148.7
Precise sep
0.131
Constellation
Taurus
SAO
76384
HIP
18719
Tycho2
1258-00341-1
BD
BD+19 641
Distance
62.15
Distance ly
202.73
last precise pa
148.7
last precise sep
0.131
 
 
ORBITAL ELEMENTS
 
 
Period (P)16.761y± 0.115 Periastron (T)2010.259y± 0.191 Semi-major axis (a)0.1141a± 0.003
Eccentricity (e)0.311± 0.014 Inclination (i)31.5°± 4.4 Longitude of periastron (ω)146.5°± 4.2
Node (Ω)198.2°± 3 Note Grade5(1=Definitive, 9=Indet.)
Equinox2000 Last observation
label rho theta
2000 0.130 146.2
2001 0.138 158.7
2002 0.144 170.1
2003 0.145 180.9
2004 0.143 191.8
2005 0.135 203.4
2006 0.123 217.0
2007 0.106 234.2
2008 0.087 258.8
2009 0.074 294.8
2010 0.073 338.1
2011 0.081 16.2
2012 0.088 47.7
2013 0.094 75.1
2014 0.102 98.9
2015 0.112 118.8
2016 0.122 135.4
2017 0.132 149.3
2018 0.140 161.5
2019 0.144 172.7
2020 0.145 183.5
2021 0.141 194.4
2022 0.133 206.4
2023 0.119 220.7
2024 0.102 239.3
2025 0.083 266.2
2026 0.072 305.1
2027 0.075 348.0
2028 0.083 24.2
2029 0.089 54.6
2030 0.096 81.2

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

grafico orbita





wds04007%2B2023e.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
04007+2023 TOK 363 Aa,Ab 2013 2 96 0.1 8.73 13.90 040039.54+202249.7
04007+2023 TOK 363 Aa,Ab 2014 4 113 0.1 8.73 13.90 G4V 040039.54+202249.7
04007+2023 TOK 363 Aa,Ab 2015 5 134 0.1 8.73 13.90 G4V 040039.54+202249.7
04007+2023 TOK 363 Aa,Ab 2016 8 149 0.1 8.73 13.90 G4V N 040039.54+202249.7

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