03185+1511 LDS 9150

 
 
03h 18m 27.14s +15° 10' 38.6" P.A. 5.00 sep 138.3 mag 7.50,15.43 Sp G5 dist. 82.03 pc (267.58 l.y.)
 
 
Coord 2000 03185+1511 Discov num LDS9150 Comp Coord arcsec 2000 03 18 27.14 +15 10 38.6
Date first 1949 Date last 2010 Obs 9
Pa first 5 Pa last 4.9 P.A. Now (θ) 4.9°
Sep first 138.9 Sep last 138.271 Sep. Now (ρ) 138.271"
Mag pri 7.50 Mag sec 15.43 delta mag (ΔM) 7.93 Spectral class G5 (yellow)
Pri motion ra -006 Sec motion ra +019
Pri motion dec -302 Sec motion dec -294
Notes N V (See Notes, Proper motion indicates physical)
rPM=0.087 (< 0.3, Physical double)
This double is physical.
 
 
OTHER CATALOGS AND DESIGNATIONS
 
 
Constellation Aries SAO 93377 HIP 15394 Tycho2 1232-01000-1
Gaia DR2 30321099016072320 HD 20512 GC 3950 BD BD+14 550
Distance 82.03 Distance ly 267.58
 
 
SUSPECTED ORBITAL ELEMENTS
 
 
Identifier03185+1511 LDS6150 A
coord_arcsec_2000031827.14+151041.1
Period (P)3089.4d (8.460000000000001y) Periastron (T)51190.3d (1999.03y) Semi-major axis (a)21.9m± 3
Eccentricity (e)0.86 Inclination (i)137.2°± 5.9 Longitude of periastron (ω)71.7°
Node (Ω)81°± 10 Notesn ReferenceJnc2005
Equinox Last observation1992 Grade9(1=Definitive, 9=Indet.)
label theta rho
2000-01-01 228.2 0.020
2001-01-01 214.4 0.027
2002-01-01 205.2 0.030
2003-01-01 197.3 0.031
2004-01-01 189.2 0.030
2005-01-01 179.8 0.027
2006-01-01 166.2 0.021
2007-01-01 135.4 0.011
2008-01-01 240.6 0.014
2009-01-01 219.7 0.024
2010-01-01 209.2 0.029
2011-01-01 200.9 0.031
2012-01-01 193.0 0.031
2013-01-01 184.4 0.028
2014-01-01 173.2 0.024
2015-01-01 154.1 0.016
2016-01-01 309.3 0.003
2017-01-01 226.6 0.021
2018-01-01 213.5 0.027
2019-01-01 204.6 0.031
2020-01-01 196.6 0.031
2021-01-01 188.5 0.030
2022-01-01 178.8 0.026
2023-01-01 164.6 0.020
2024-01-01 129.9 0.010
2025-01-01 237.6 0.015
2026-01-01 218.6 0.025
2027-01-01 208.4 0.029
2028-01-01 200.2 0.031
2029-01-01 192.3 0.031
2030-01-01 183.6 0.028


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



 
 


wds03185%2B1511r.png orbit plot
Measures: green=micrometric, blue=interferometric, purple=photographic