14087+3341 HU 742

 
 
14h 08m 42.74s +33° 40' 56.9" P.A. 317.00 sep 0.4 mag 8.80,12.30 Sp K0III dist. 75.41 pc (245.99 l.y.)
 
 
Coord 2000 14087+3341 Discov num HU  742 Comp Coord arcsec 2000 14 08 42.74 +33 40 56.9
Date first 1904 Date last 2021 Obs 43
Pa first 176 Pa last 317 P.A. Now (θ) 339.6°
Sep first 0.4 Sep last 0.43 Sep. Now (ρ) 0.327"
Mag pri 8.80 Mag sec 12.30 delta mag (ΔM) 3.5 Spectral class K0III (yellow-orange)
Pri motion ra -125 Sec motion ra
Pri motion dec +084 Sec motion dec
Notes N O (See Notes, Orbital solution)
This double is physical.
 
 
OTHER CATALOGS AND DESIGNATIONS
 
 
Constellation Bootes SAO 63952 HIP 69102 Gaia DR2 1478840188719678848
ADS 9126 BD BD+34 2494 Distance 75.41 Distance ly 245.99
 
 
ORBITAL ELEMENTS
 
 
Period (P)726y Periastron (T)1984y Semi-major axis (a)1.457a
Eccentricity (e)0.643 Inclination (i)107.7° Longitude of periastron (ω)38.1°
Node (Ω)118.9° Notesn ReferenceFMR2012h
Equinox2000 Last observation2011 Grade4(1=Definitive, 9=Indet.)
label theta rho
2000 53.4 0.193
2001 46.6 0.188
2002 39.6 0.185
2003 32.4 0.185
2004 25.3 0.188
2005 18.5 0.193
2006 12.2 0.200
2007 6.3 0.210
2008 1.1 0.221
2009 356.3 0.234
2010 352.1 0.248
2011 348.3 0.263
2012 345.0 0.279
2013 342.0 0.296
2014 339.4 0.313
2015 337.0 0.331
2016 334.9 0.348
2017 333.0 0.366
2018 331.2 0.385
2019 329.7 0.403
2020 328.2 0.421
2021 326.9 0.440
2022 325.7 0.458
2023 324.5 0.476
2024 323.5 0.495
2025 322.5 0.513
2026 321.6 0.531
2027 320.8 0.549
2028 320.0 0.567
2029 319.3 0.585
2030 318.6 0.603
2031 317.9 0.621
2032 317.3 0.638
2033 316.7 0.656
2034 316.2 0.673
2035 315.6 0.690
2036 315.1 0.707
2037 314.7 0.724
2038 314.2 0.741
2039 313.8 0.757
2040 313.3 0.773
2041 312.9 0.790
2042 312.6 0.806
2043 312.2 0.822
2044 311.8 0.838
2045 311.5 0.853
2046 311.2 0.869
2047 310.8 0.884
2048 310.5 0.899
2049 310.2 0.914
2050 309.9 0.929


 
grafico orbita
Note: Theta is PA, Rho is Sep. For yearly orbits, data refer to Jan 1st.
wds14087%2B3341b.png orbit plot
Measures: green=micrometric, blue=interferometric, purple=photographic