03489+1143 A 831 (V1243 Tau)

 
 
03h 48m 51.57s +11° 42' 31.7" P.A. 97.00 sep 0.2 mag 8.54,10.00 Sp F0 dist. 153.14 pc (499.54 l.y.)
 
 
Coord 2000 03489+1143 Discov num A   831 Comp Coord arcsec 2000 03 48 51.57 +11 42 31.7
Date first 1904 Date last 2022 Obs 31
Pa first 339 Pa last 97.1 P.A. Now (θ) 97.1°
Sep first 0.5 Sep last 0.205 Sep. Now (ρ) 0.205"
Mag pri 8.54 Mag sec 10.00 delta mag (ΔM) 1.46 Spectral class F0 (yellow-white)
Pri motion ra -009 Sec motion ra
Pri motion dec -014 Sec motion dec
Notes O (Orbital solution)
This double is physical.
 
 
OTHER CATALOGS AND DESIGNATIONS
 
 
Var name V1243 Tau Constellation Taurus SAO 93616 HIP 17826
Tycho2 0661-00087-1 Gaia DR2 36884736758841344 HD 23874 GC 4585
ADS 2785 BD BD+11 526 Distance 153.14 Distance ly 499.54
 
 
ORBITAL ELEMENTS
 
 
Period (P)300y Periastron (T)2047.17y Semi-major axis (a)0.501a
Eccentricity (e)0.139 Inclination (i)63.2° Longitude of periastron (ω)314.4°
Node (Ω)174.1° Notes ReferenceTok2023a
Equinox2000 Last observation2022 Grade4(1=Definitive, 9=Indet.)
label theta rho
2000 35.9 0.284
2001 37.6 0.277
2002 39.4 0.271
2003 41.3 0.264
2004 43.3 0.258
2005 45.3 0.252
2006 47.5 0.246
2007 49.8 0.240
2008 52.2 0.235
2009 54.7 0.230
2010 57.3 0.225
2011 60.0 0.221
2012 62.8 0.217
2013 65.7 0.213
2014 68.7 0.210
2015 71.8 0.207
2016 75.0 0.205
2017 78.2 0.203
2018 81.5 0.202
2019 84.8 0.201
2020 88.1 0.201
2021 91.4 0.202
2022 94.7 0.203
2023 97.9 0.204
2024 101.1 0.206
2025 104.2 0.209
2026 107.3 0.212
2027 110.2 0.215
2028 113.1 0.219
2029 115.8 0.224
2030 118.5 0.228
2031 121.0 0.233
2032 123.4 0.238
2033 125.7 0.244
2034 127.9 0.249
2035 130.0 0.255
2036 132.1 0.261
2037 134.0 0.267
2038 135.8 0.274
2039 137.6 0.280
2040 139.3 0.286
2041 140.9 0.293
2042 142.4 0.299
2043 143.9 0.306
2044 145.3 0.312
2045 146.6 0.319
2046 147.9 0.325
2047 149.2 0.331
2048 150.4 0.337
2049 151.5 0.344
2050 152.7 0.350


 
grafico orbita
Note: Theta is PA, Rho is Sep. For yearly orbits, data refer to Jan 1st.
wds03489%2B1143b.png orbit plot
Measures: green=micrometric, blue=interferometric, purple=photographic