03426+1718 RAO 78 AB

 
 
03h 42m 36.89s +17° 17' 36.6" P.A. 269.00 sep 10.1 mag 7.16,14.20 Sp G0 dist. 24.66 pc (80.44 l.y.)
 
 
Coord 2000 03426+1718 Discov num RAO  78 Comp AB Coord arcsec 2000 03 42 36.89 +17 17 36.6
Date first 2000 Date last 2015 Obs 5
Pa first 271 Pa last 269.1 P.A. Now (θ) 269.1°
Sep first 11.9 Sep last 10.126 Sep. Now (ρ) 10.126"
Mag pri 7.16 Mag sec 14.20 delta mag (ΔM) 7.04 Spectral class G0 (yellow)
Pri motion ra -125 Sec motion ra
Pri motion dec +033 Sec motion dec
Notes N U (See Notes, Proper motion indicates non-physical)
This double is not physical.
 
 
OTHER CATALOGS AND DESIGNATIONS
 
 
Constellation Taurus SAO 93561 HIP 17336 Tycho2 1239-00817-1
Gaia DR2 44171372114396032 HD 23052 GC 4435 BD BD+16 497
Distance 24.66 Distance ly 80.44
 
 
SUSPECTED ORBITAL ELEMENTS
 
 
Identifier03426+1718 GC 4435
coord_arcsec_2000034236.96+171736.3
Period (P)1000.6828d (2.74y)± 29.5905 Periastron (T)48024.4023d (1990.362y)± 10.0292 Semi-major axis (a)32.12m± 1.49
Eccentricity (e)0 Inclination (i)78.27°± 1.55 Longitude of periastron (ω)
Node (Ω)79.5°± 1.86 Notesn ReferenceHIP1997d
Equinox Last observation1991 Grade9(1=Definitive, 9=Indet.)
label theta rho
2000-01-01 260.8 0.032
2001-01-01 69.1 0.024
2002-01-01 165.6 0.007
2003-01-01 269.4 0.025
2004-01-01 77.9 0.032
2005-01-01 242.4 0.019
2006-01-01 296.3 0.011
2007-01-01 85.2 0.029
2008-01-01 254.7 0.030
2009-01-01 48.9 0.012
2010-01-01 99.2 0.017
2011-01-01 261.9 0.031
2012-01-01 70.8 0.026
2013-01-01 191.0 0.007
2014-01-01 271.4 0.023
2015-01-01 79.0 0.032
2016-01-01 245.3 0.021
2017-01-01 309.0 0.008
2018-01-01 86.6 0.028
2019-01-01 255.9 0.031
2020-01-01 55.3 0.015
2021-01-01 103.8 0.014
2022-01-01 263.1 0.031
2023-01-01 72.4 0.028
2024-01-01 210.3 0.008
2025-01-01 273.8 0.021
2026-01-01 80.1 0.032
2027-01-01 247.7 0.023
2028-01-01 328.5 0.007
2029-01-01 88.2 0.026
2030-01-01 257.1 0.031


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



 
 


wds03426%2B1718r.png orbit plot
Measures: green=micrometric, blue=interferometric, purple=photographic