01114+1526 BEU 2

 
 
01h 11m 25.42s +15 26' 21.9" P.A. 289.00 sep 0.4 mag 13.90,15.20 Sp M3.1+M9.6
 
 
Coord 2000 01114+1526 Discov num BEU   2 Comp Coord arcsec 2000 01 11 25.42 +15 26 21.9
Date first 2000 Date last 2021 Obs 17
Pa first 10 Pa last 288.9 P.A. Now (θ) 288.9°
Sep first 1.0 Sep last 0.45 Sep. Now (ρ) 0.45"
Mag pri 13.90 Mag sec 15.20 delta mag (ΔM) 1.3 Spectral class M3.1+M9.6 (red/red)
Pri motion ra +192 Sec motion ra
Pri motion dec -130 Sec motion dec
Notes N O R (See Notes, Orbital solution, Red magnitudes)
This double is physical.
 
 
OTHER CATALOGS AND DESIGNATIONS
 
 
Constellation Pisces
 
 
ORBITAL ELEMENTS
 
 
Period (P)62.6y Periastron (T)1993.9y Semi-major axis (a)0.468a
Eccentricity (e)0 Inclination (i)51.4° Longitude of periastron (ω)
Node (Ω)120.5° Notesn ReferenceTok2021c
Equinox2000 Last observation2021 Grade4(1=Definitive, 9=Indet.)
label theta rho
2000 144.2 0.418
2001 148.8 0.402
2002 153.9 0.385
2003 159.4 0.368
2004 165.5 0.350
2005 172.3 0.334
2006 179.7 0.319
2007 187.7 0.306
2008 196.4 0.297
2009 205.4 0.293
2010 214.6 0.292
2011 223.7 0.297
2012 232.4 0.305
2013 240.5 0.317
2014 248.0 0.332
2015 254.8 0.348
2016 261.0 0.366
2017 266.6 0.384
2018 271.7 0.401
2019 276.4 0.417
2020 280.8 0.431
2021 284.9 0.443
2022 288.8 0.454
2023 292.5 0.461
2024 296.2 0.466
2025 299.8 0.468
2026 303.4 0.467
2027 307.0 0.463
2028 310.7 0.457
2029 314.5 0.448
2030 318.6 0.436


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



 
 


wds01114%2B1526a.png orbit plot
Measures: green=micrometric, blue=interferometric, purple=photographic