11585-2350 RST3767AB

 
 
11H 58M 29.49S -23 50' 01.4" P.A. 41.5 SEP 0.27 MAG 10.85,11.08 SP K0
 
 
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
1991
Obs
9
Pa first
118
Pa last
258
P.A. Now (θ)
41.5°
Sep first
0.3
Sep last
0.5
Sep. Now (ρ)
0.27"
Mag pri
10.85
Mag sec
11.08
delta mag (ΔM)
0.23
Spectral class
K0 (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_2000 discov# comp first last obs pa sep mag1 mag2 d_mag orb current
Show 180346 11585-2350 RST3767 AB 1937 1991 9 42 0.3 10.85 11.08 0.23 Y <===
Show 180346 11585-2350 HLN 27 AB,C 1967 1999 3 27 12.8 10.09 13.80 3.71
Triple system
4 visible stars in this system
 
 
OTHER CATALOGS AND DESIGNATIONS
 
 
Constellation
Corvus
SAO
180346
Tycho2
6666-00209-1
last precise pa
257.9
last precise sep
0.53
 
 
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° Note Grade5(1=Definitive, 9=Indet.)
Equinox2000 Last observation1991
label rho theta
2000 0.194 268.5
2001 0.179 274.1
2002 0.163 280.8
2003 0.149 288.8
2004 0.137 298.4
2005 0.128 309.5
2006 0.123 321.9
2007 0.124 334.8
2008 0.129 347.1
2009 0.138 358.1
2010 0.151 7.4
2011 0.166 15.2
2012 0.183 21.6
2013 0.200 27.0
2014 0.217 31.5
2015 0.234 35.3
2016 0.251 38.6
2017 0.268 41.5
2018 0.284 44.1
2019 0.299 46.4
2020 0.314 48.4
2021 0.328 50.3
2022 0.341 52.0
2023 0.354 53.7
2024 0.366 55.2
2025 0.377 56.6
2026 0.387 57.9
2027 0.397 59.2
2028 0.406 60.4
2029 0.414 61.6
2030 0.422 62.7

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

grafico orbita





grafico misure orbit6
Measures: green=micrometric, blue=interferometric, purple=photographic