11585-2350 RST 3767 AB

 
 
11h 58m 29.49s -23° 50' 01.4" P.A. 94.00 sep 0.6 mag 10.85,11.08 Sp K0V+K1V
 
 
Coord 2000 11585-2350 Discov num RST3767 Comp AB Coord arcsec 2000 11 58 29.49 -23 50 01.4
Date first 1937 Date last 2018 Obs 11
Pa first 118 Pa last 93.6 P.A. Now (θ) 93.6°
Sep first 0.3 Sep last 0.568 Sep. Now (ρ) 0.568"
Mag pri 10.85 Mag sec 11.08 delta mag (ΔM) 0.23 Spectral class K0V+K1V (yellow-orange/yellow-orange)
Pri motion ra +029 Sec motion ra +029
Pri motion dec -041 Sec motion dec -041
Notes O (Orbital solution)
This double is physical.
 
 
11585-2350 SYSTEM COMPONENTS
 
 
Show name SAO coord wds_name last obs pa sep mag1 mag2 d_mag orb current
Show 11 58 29 -23 50 01 RST 3767 AB 2018 11 94 0.6 10.85 11.08 0.23 Y <===
Show 11 58 29 -23 50 01 HLN 27 AB,C 2017 4 20 12.9 10.09 13.80 3.71
Triple system
4 estimated visually detectable stars in this system
 
 
OTHER CATALOGS AND DESIGNATIONS
 
 
Constellation Corvus Tycho2 6666-00209-1 Gaia DR2 3492640299570603520
 
 
ORBITAL ELEMENTS
 
 
Period (P)145y Periastron (T)2003y Semi-major axis (a)0.418a
Eccentricity (e)0.422 Inclination (i)60.3° Longitude of periastron (ω)244.9°
Node (Ω)62.2° Notes ReferenceUSN2002
Equinox2000 Last observation1991 Grade5(1=Definitive, 9=Indet.)
label theta rho
2000 268.5 0.194
2001 274.1 0.179
2002 280.8 0.163
2003 288.8 0.149
2004 298.4 0.137
2005 309.5 0.128
2006 321.9 0.123
2007 334.8 0.124
2008 347.1 0.129
2009 358.1 0.138
2010 7.4 0.151
2011 15.2 0.166
2012 21.6 0.183
2013 27.0 0.200
2014 31.5 0.217
2015 35.3 0.234
2016 38.6 0.251
2017 41.5 0.268
2018 44.1 0.284
2019 46.4 0.299
2020 48.4 0.314
2021 50.3 0.328
2022 52.0 0.341
2023 53.7 0.354
2024 55.2 0.366
2025 56.6 0.377
2026 57.9 0.387
2027 59.2 0.397
2028 60.4 0.406
2029 61.6 0.414
2030 62.7 0.422


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



 
 


wds11585-2350a.png orbit plot
Measures: green=micrometric, blue=interferometric, purple=photographic