09243-3926 FIN 348

Coord 2000	09243-3926		Discov num	FIN 348		Comp			Coord arcsec 2000	09 24 16.28 -39 25 31.6
Date first	1959		Date last	2014		Obs	17
Pa first	306		Pa last	255		P.A. Now (θ)	231.9°
Sep first	0.1		Sep last	0.1		Sep. Now (ρ)	0.11"
Mag pri	6.70		Mag sec	7.07		delta mag (ΔM)	0.37		Spectral class	A7V: (white)
Pri motion ra	+017		Sec motion ra
Pri motion dec	-024		Sec motion dec
Notes	N O (See Notes, Orbital solution)

This double is physical.

Constellation	Vela		SAO	200330		HIP	46114		Tycho2	7695-00585-1
HD	81411		HR	3737		CD	CD-38 5541		CP	CP-38 3294
Distance	149.03		Distance ly	486.14		last precise pa	254.6		last precise sep	0.147

Period (P)	39.73y	± 0.75	Periastron (T)	1983.43y	± 0.56	Semi-major axis (a)	0.126a	± 0.002
Eccentricity (e)	0.529	± 0.018	Inclination (i)	147.4°	± 2.4	Longitude of periastron (ω)	300.8°	± 2.9
Node (Ω)	61.5°	± 4.2	Note			Grade	3	(1=Definitive, 9=Indet.)
Equinox	2000		Last observation	2013

label rho theta 2000 0.163 308.3 2001 0.166 304.5 2002 0.168 300.8 2003 0.170 297.3 2004 0.172 293.7 2005 0.173 290.3 2006 0.173 286.8 2007 0.173 283.4 2008 0.172 279.9 2009 0.170 276.4 2010 0.167 272.8 2011 0.164 269.0 2012 0.160 265.1 2013 0.154 261.0 2014 0.148 256.5 2015 0.141 251.5 2016 0.132 246.0 2017 0.121 239.6 2018 0.109 231.9 2019 0.096 222.1 2020 0.081 208.9 2021 0.066 189.6 2022 0.054 160.2 2023 0.052 122.2 2024 0.059 88.3 2025 0.070 63.6 2026 0.081 45.5 2027 0.090 31.3 2028 0.098 19.5 2029 0.105 9.6 2030 0.112 0.9 Note: Theta is PA, Rho is Sep. For yearly orbits, data refer to Jan 1st.
		Measures: green=micrometric, blue=interferometric, purple=photographic

coord_2000	discov_num	comp	epoch	obs	pa	sep	mag_pri	mag_sec	spectr	notes	coord_arcsec_2000
09243-3926	FIN 348		2006	10	286	0.2	6.70	7.07	A7V:	NO	092416.28-392531.6
09243-3926	FIN 348		2009	11	276	0.2	6.70	7.07	A7V:	NO	092416.28-392531.6
09243-3926	FIN 348		2011	13	269	0.2	6.70	7.07	A7V:	NO	092416.28-392531.6
09243-3926	FIN 348		2012	14	265	0.2	6.70	7.07	A7V:	NO	092416.28-392531.6
09243-3926	FIN 348		2013	16	260	0.2	6.70	7.07	A7V:	NO	092416.28-392531.6
09243-3926	FIN 348		2014	17	255	0.1	6.70	7.07	A7V:	NO	092416.28-392531.6

If you need more information about this double, apply for a data request form to the WDS.