13341+6746 STF 1767 (HD 118328)

13h 34m 06.04s +67° 46' 07.9" P.A. 344.00 sep 4.1 mag 9.26,9.56 Sp G1V dist. 69.4 pc (226.38 l.y.)

Coord 2000 13341+6746 Discov num STF1767 Comp Coord arcsec 2000 13 34 06.04 +67 46 07.9
Date first 1832 Date last 2020 Obs 82
Pa first 354 Pa last 343.6 P.A. Now (θ) 343.6°
Sep first 4.7 Sep last 4.11 Sep. Now (ρ) 4.11"
Mag pri 9.26 Mag sec 9.56 delta mag (ΔM) 0.3 Spectral class G1V (yellow)
Pri motion ra -180 Sec motion ra -175
Pri motion dec +023 Sec motion dec +007
Notes N O V (See Notes, Orbital solution, Proper motion indicates physical)




rPM=0.092 (< 0.3, Physical double)

This double is physical.



OTHER CATALOGS AND DESIGNATIONS

Name HD 118328 Constellation Draco SAO 16111 HIP 66195
Tycho2 4402-01970-1 Gaia DR2 1684525932004361856 HD 118328 GC 18362
ADS 8959 BD BD+68 730 Distance 69.4 Distance ly 226.38




ORBITAL ELEMENTS

Period (P)3242y± 797 Periastron (T)3252y± 580 Semi-major axis (a)4.04a± 0.67
Eccentricity (e)0.47± 0.18 Inclination (i)127.6°± 9.1 Longitude of periastron (ω)213.5°± 17.2
Node (Ω)27°± 11 Notes ReferenceKiy2016
Equinox2000 Last observation Grade5(1=Definitive, 9=Indet.)

label theta rho
2000 350.3 4.514
2001 350.3 4.511
2002 350.2 4.508
2003 350.2 4.505
2004 350.1 4.503
2005 350.1 4.500
2006 350.0 4.497
2007 350.0 4.494
2008 349.9 4.491
2009 349.9 4.488
2010 349.8 4.485
2011 349.8 4.482
2012 349.7 4.479
2013 349.7 4.476
2014 349.6 4.474
2015 349.6 4.471
2016 349.5 4.468
2017 349.5 4.465
2018 349.4 4.462
2019 349.4 4.459
2020 349.4 4.456
2021 349.3 4.453
2022 349.3 4.450
2023 349.2 4.447
2024 349.2 4.444
2025 349.1 4.441
2026 349.1 4.438
2027 349.0 4.435
2028 349.0 4.432
2029 348.9 4.430
2030 348.9 4.427


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



 
 


wds13341%2B6746c.png orbit plot
Measures: green=micrometric, blue=interferometric, purple=photographic