05074+1839 A 3010 AB

 
 
05h 07m 27.00s +18° 38' 42.1" P.A. 243.00 sep 0.1 mag 5.80,5.80 Sp G1V dist. 15.43 pc (50.33 l.y.)
 
 
Coord 2000 05074+1839 Discov num A  3010 Comp AB Coord arcsec 2000 05 07 27.00 +18 38 42.1
Date first 1912 Date last 1988 Obs 18
Pa first 6 Pa last 242.7 P.A. Now (θ) 242.7°
Sep first 0.1 Sep last 0.099 Sep. Now (ρ) 0.099"
Mag pri 5.80 Mag sec 5.80 delta mag (ΔM) 0 Spectral class G1V (yellow)
Pri motion ra +533 Sec motion ra
Pri motion dec +019 Sec motion dec
Notes N X (See Notes, Dubious double)
Nature of this double is uncertain.
 
 
05074+1839 SYSTEM COMPONENTS
 
 
Show name SAO coord wds_name last obs pa sep mag1 mag2 d_mag orb current
Show 94332 05 07 27 +18 38 42 A 3010 AB 1988 18 243 0.1 5.80 5.80 0.00 Y <===
Show 104 Tau 94332 05 07 27 +18 38 42 HLA 4 AC 2016 1 309 6.3 3.20
Triple system
3 estimated visually detectable stars in this system
 
 
OTHER CATALOGS AND DESIGNATIONS
 
 
Constellation Taurus SAO 94332 HIP 23835 Tycho2 1286-00403-1
HD 32923 HR 1656 GC 6255 ADS 3701
GL Gl 188A BD BD+18 779 Flamsteed 104 Tauri Flamsteed name 104 Tau
Distance 15.43 Distance ly 50.33
 
 
SUSPECTED ORBITAL ELEMENTS
 
 
Identifier05074+1839 A 3010
coord_arcsec_2000050727.00+183842.1
Period (P)1.19y Periastron (T)1911.37y Semi-major axis (a)0.18a
Eccentricity (e)0.9 Inclination (i)73° Longitude of periastron (ω)90.3°
Node (Ω)122.3° Notesn ReferenceEgg1956
Equinox Last observation1953 Grade3(1=Definitive, 9=Indet.)
label theta rho
2000 30.2 0.100
2001 6.5 0.100
2002 342.6 0.097
2003 213.3 0.005
2004 83.0 0.099
2005 59.8 0.102
2006 36.4 0.100
2007 12.7 0.100
2008 349.1 0.099
2009 319.5 0.070
2010 89.7 0.094
2011 65.8 0.102
2012 42.7 0.100
2013 18.9 0.100
2014 355.3 0.100
2015 329.5 0.086
2016 97.4 0.085
2017 71.8 0.102
2018 48.8 0.101
2019 25.2 0.100
2020 1.6 0.100
2021 337.1 0.094
2022 108.1 0.065
2023 77.9 0.100
2024 54.9 0.101
2025 31.5 0.100
2026 7.7 0.100
2027 343.9 0.098
2028 301.1 0.032
2029 84.2 0.098
2030 61.0 0.102


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



 
 


wds05074%2B1839a.png orbit plot
Measures: green=micrometric, blue=interferometric, purple=photographic