00149-3209 B  1024

Coord 2000	00149-3209		Discov num	B  1024		Comp			Coord arcsec 2000	00 14 53.43 -32 09 10.0
Date first	1927		Date last	2008		Obs	14
Pa first	144		Pa last	74		P.A. Now (θ)	67.9°
Sep first	0.2		Sep last	0.4		Sep. Now (ρ)	0.41"
Mag pri	8.66		Mag sec	8.90		delta mag (ΔM)	0.24		Spectral class	F3V (yellow-white)
Pri motion ra	+033		Sec motion ra	+033
Pri motion dec	-031		Sec motion dec	-031
Notes	O (Orbital solution)

This double is physical.

Precise pa	74.3		Precise sep	0.41		Constellation	Sculptor		SAO	192417
HIP	1190		Tycho2	6990-00138-1		HD	1078		CD	CD-32 66
CP	CP-32 29		Distance	120.92		Distance ly	394.44		last precise pa	74.3
last precise sep	0.41

Period (P)	1466y	± 356	Periastron (T)	1926.38y	± 1.07	Semi-major axis (a)	1.586a	± 0.266
Eccentricity (e)	0.814	± 0.032	Inclination (i)	110.4°	± 0.4	Longitude of periastron (ω)	311.8°	± 3.1
Node (Ω)	126°	± 0.6	Note			Grade	4	(1=Definitive, 9=Indet.)
Equinox	2000		Last observation	2008

label rho theta 2000 0.411 80.5 2001 0.411 79.7 2002 0.411 79.0 2003 0.410 78.3 2004 0.410 77.5 2005 0.410 76.8 2006 0.410 76.0 2007 0.410 75.3 2008 0.410 74.5 2009 0.410 73.8 2010 0.410 73.1 2011 0.410 72.3 2012 0.410 71.6 2013 0.410 70.8 2014 0.411 70.1 2015 0.411 69.3 2016 0.411 68.6 2017 0.411 67.9 2018 0.412 67.1 2019 0.412 66.4 2020 0.412 65.7 2021 0.413 64.9 2022 0.413 64.2 2023 0.414 63.5 2024 0.415 62.7 2025 0.415 62.0 2026 0.416 61.3 2027 0.417 60.6 2028 0.417 59.8 2029 0.418 59.1 2030 0.419 58.4 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
00149-3209	B 1024		1991	13	85	0.5	8.66	8.90	F3V	D	001453.43-320910.0
00149-3209	B 1024		2008	14	254	0.4	8.66	8.90	F3V	D	001453.43-320910.0

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