14019+1530 ALD 112

14h 01m 58.74s +15° 29' 40.4" P.A. 340.00 sep 1.6 mag 11.39,11.52 Sp M2V dist. 27.72 pc (90.42 l.y.)

Coord 2000 14019+1530 Discov num ALD 112 Comp Coord arcsec 2000 14 01 58.74 +15 29 40.4
Date first 1946 Date last 2019 Obs 35
Pa first 34 Pa last 339.7 P.A. Now (θ) 339.7°
Sep first 1.1 Sep last 1.599 Sep. Now (ρ) 1.599"
Mag pri 11.39 Mag sec 11.52 delta mag (ΔM) 0.13 Spectral class M2V (red)
Pri motion ra +112 Sec motion ra +112
Pri motion dec -018 Sec motion dec -018
Notes N O (See Notes, Orbital solution)




This double is physical.



OTHER CATALOGS AND DESIGNATIONS

Constellation Bootes HIP 68551 Tycho2 1467-00840-2 Gaia DR2 1231492609822865152
GL Gl 536.1A Distance 27.72 Distance ly 90.42




ORBITAL ELEMENTS

Period (P)295.0651y± 121.9613 Periastron (T)2014.8355y± 85.8322 Semi-major axis (a)1.70048a± 0.43797
Eccentricity (e)0.00591± 0.42325 Inclination (i)118.201°± 5.731 Longitude of periastron (ω)200.801°± 75.017
Node (Ω)173.326°± 8.865 Notesn ReferenceIzm2019
Equinox Last observation2015 Grade5(1=Definitive, 9=Indet.)

label theta rho
2000 352.1 1.690
2001 351.6 1.688
2002 351.0 1.686
2003 350.4 1.683
2004 349.8 1.680
2005 349.2 1.676
2006 348.6 1.671
2007 348.0 1.666
2008 347.4 1.660
2009 346.8 1.654
2010 346.2 1.647
2011 345.6 1.639
2012 345.0 1.631
2013 344.3 1.623
2014 343.7 1.614
2015 343.0 1.604
2016 342.4 1.594
2017 341.7 1.583
2018 341.1 1.572
2019 340.4 1.560
2020 339.7 1.547
2021 339.0 1.535
2022 338.3 1.521
2023 337.5 1.508
2024 336.8 1.494
2025 336.1 1.479
2026 335.3 1.464
2027 334.5 1.449
2028 333.7 1.433
2029 332.9 1.417
2030 332.0 1.400


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



 
 


wds14019%2B1530a.png orbit plot
Measures: green=micrometric, blue=interferometric, purple=photographic