17077+0722 YSC 62

 
 
17h 07m 40.84s +07° 22' 06.6" P.A. 75.00 sep 0.3 mag 9.25,10.04 Sp M5V
 
 
Coord 2000 17077+0722 Discov num YSC  62 Comp Coord arcsec 2000 17 07 40.84 +07 22 06.6
Date first 2006 Date last 2023 Obs 25
Pa first 63 Pa last 74.7 P.A. Now (θ) 60.4° (calc)
Sep first 0.1 Sep last 0.279 Sep. Now (ρ) 0.429" (calc)
Mag pri 9.25 Mag sec 10.04 delta mag (ΔM) 0.79 Spectral class M5V (red)
Pri motion ra -492 Sec motion ra
Pri motion dec -387 Sec motion dec
Notes N O (See Notes, Orbital solution)
This double is physical.
 
 
OTHER CATALOGS AND DESIGNATIONS
 
 
Constellation Ophiuchus
 
 
ORBITAL ELEMENTS
 
 
Period (P)14.327y± 0.025 Periastron (T)2006.535y± 0.028 Semi-major axis (a)0.30649a± 0.00094
Eccentricity (e)0.4889± 0.0034 Inclination (i)113.09°± 0.34 Longitude of periastron (ω)23.57°± 0.79
Node (Ω)241.44°± 0.27 Notesn ReferenceMsn2023
Equinox Last observation Grade2(1=Definitive, 9=Indet.)
label theta rho
2000 48.8 0.404
2001 43.2 0.354
2002 35.2 0.285
2003 21.4 0.203
2004 349.2 0.127
2005 288.2 0.121
2006 249.0 0.164
2007 206.4 0.100
2008 102.4 0.128
2009 78.0 0.255
2010 69.1 0.348
2011 63.5 0.407
2012 59.0 0.435
2013 54.8 0.437
2014 50.4 0.415
2015 45.2 0.372
2016 38.2 0.309
2017 27.0 0.231
2018 3.3 0.149
2019 308.0 0.111
2020 259.3 0.155
2021 226.0 0.134
2022 125.7 0.090
2023 82.8 0.216
2024 71.4 0.322
2025 65.1 0.391
2026 60.4 0.429
2027 56.1 0.439
2028 51.8 0.425
2029 47.0 0.389
2030 40.8 0.332
2031 31.4 0.258
2032 13.5 0.174
2033 329.4 0.113
2034 271.5 0.139
2035 238.3 0.157
2036 167.4 0.076
2037 89.8 0.174
2038 74.3 0.291
2039 66.9 0.372
2040 61.8 0.420
2041 57.5 0.439
2042 53.3 0.432
2043 48.7 0.403
2044 43.0 0.353
2045 35.0 0.284
2046 21.0 0.202
2047 348.3 0.126
2048 287.2 0.122
2049 248.4 0.164
2050 204.8 0.098


 
grafico orbita
Note: Theta is PA, Rho is Sep. For yearly orbits, data refer to Jan 1st.
wds17077%2B0722e.png orbit plot
Measures: green=micrometric, blue=interferometric, purple=photographic