14144-1521 RST 3869 AB

14h 14m 21.39s -15° 21' 21.8" P.A. 83.00 sep 1.6 mag 10.39,13.40 Sp K5.5Vke dist. 30.18 pc (98.45 l.y.)

Coord 2000 14144-1521 Discov num RST3869 Comp AB Coord arcsec 2000 14 14 21.39 -15 21 21.8
Date first 1937 Date last 2021 Obs 10
Pa first 275 Pa last 83.2 P.A. Now (θ) 83.2°
Sep first 1.6 Sep last 1.619 Sep. Now (ρ) 1.619"
Mag pri 10.39 Mag sec 13.40 delta mag (ΔM) 3.01 Spectral class K5.5Vke (yellow-orange)
Pri motion ra -141 Sec motion ra
Pri motion dec -188 Sec motion dec
Notes N O (See Notes, Orbital solution)




This double is physical.



14144-1521 SYSTEM COMPONENTS

Show name SAO coord wds_name last obs pa sep mag1 mag2 d_mag orb current
Show MV Vir 14 14 21 -15 21 22 CVN 25 Aa,Ab 2021 7 219 0.3 10.39 Y
Show 14 14 21 -15 21 22 RST 3869 AB 2021 10 83 1.6 10.39 13.40 3.01 Y <===
Show 14 14 21 -15 21 22 LDS 483 AC 2020 7 277 63.6 10.39 13.77 3.38
Show 14 14 17 -15 21 12 RAO 586 CD 2015 2 76 1.6 13.80 15.60 1.80


Quintuple system
4 estimated visually detectable stars in this system



OTHER CATALOGS AND DESIGNATIONS

Var name MV Vir Constellation Virgo HIP 69562 Tycho2 6138-00523-1
Gaia DR2 6298167775459045632 HD 124498 GL NN 3831A BD BD-14 3902
Distance 30.18 Distance ly 98.45




ORBITAL ELEMENTS

Period (P)300y Periastron (T)1982.59y Semi-major axis (a)2.018a
Eccentricity (e)0.3 Inclination (i)55.7° Longitude of periastron (ω)80.3°
Node (Ω)276.5° Notesn ReferenceTok2021f
Equinox Last observation2021 Grade5(1=Definitive, 9=Indet.)

label theta rho
2000 51.6 1.036
2001 54.0 1.065
2002 56.3 1.095
2003 58.4 1.125
2004 60.4 1.156
2005 62.3 1.186
2006 64.2 1.217
2007 65.9 1.248
2008 67.5 1.279
2009 69.1 1.309
2010 70.6 1.339
2011 72.0 1.369
2012 73.4 1.399
2013 74.7 1.428
2014 76.0 1.457
2015 77.2 1.485
2016 78.4 1.512
2017 79.5 1.539
2018 80.6 1.566
2019 81.6 1.591
2020 82.7 1.616
2021 83.7 1.641
2022 84.6 1.665
2023 85.6 1.688
2024 86.5 1.710
2025 87.4 1.732
2026 88.2 1.753
2027 89.1 1.773
2028 89.9 1.793
2029 90.7 1.812
2030 91.5 1.830


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



 
 


wds14144-1521b.png orbit plot
Measures: green=micrometric, blue=interferometric, purple=photographic