01006+4719 MAD   1

Coord 2000	01006+4719		Discov num	MAD   1		Comp			Coord arcsec 2000	01 00 35.58 +47 19 14.6
Date first	1845		Date last	2015		Obs	52
Pa first	45		Pa last	1		P.A. Now (θ)	357.8°
Sep first	1.0		Sep last	0.8		Sep. Now (ρ)	0.75"
Mag pri	7.66		Mag sec	9.05		delta mag (ΔM)	1.39		Spectral class	A2 (white)
Pri motion ra	-004		Sec motion ra	-004
Pri motion dec	-009		Sec motion dec	-009
Notes	O (Orbital solution)

This double is physical.

Precise pa	1.2		Precise sep	0.836		Constellation	Andromeda		SAO	36840
Tycho2	3267-00263-1		Gaia DR2	6163964672		HD	5842		ADS	829
last precise pa	1.2		last precise sep	0.836

Period (P)	925y	± 83	Periastron (T)	2127.14y	± 3.32	Semi-major axis (a)	0.93a	± 0.051
Eccentricity (e)	0.389	± 0.024	Inclination (i)	136.4°	± 1.8	Longitude of periastron (ω)	94.2°	± 6.1
Node (Ω)	5.2°	± 3.2	Note			Grade	5	(1=Definitive, 9=Indet.)
Equinox	2000		Last observation	2007

label rho theta 2000 0.809 4.8 2001 0.806 4.4 2002 0.804 4.1 2003 0.801 3.7 2004 0.798 3.4 2005 0.795 3.0 2006 0.792 2.7 2007 0.790 2.3 2008 0.787 2.0 2009 0.784 1.6 2010 0.781 1.2 2011 0.778 0.9 2012 0.775 0.5 2013 0.772 0.1 2014 0.769 359.7 2015 0.766 359.4 2016 0.762 359.0 2017 0.759 358.6 2018 0.756 358.2 2019 0.753 357.8 2020 0.750 357.4 2021 0.746 357.0 2022 0.743 356.6 2023 0.740 356.2 2024 0.736 355.8 2025 0.733 355.4 2026 0.730 354.9 2027 0.726 354.5 2028 0.723 354.1 2029 0.719 353.7 2030 0.716 353.2 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
01006+4719	MAD 1		2005	51	3	0.8	7.66	9.05	A2		010035.58+471914.6
01006+4719	MAD 1		2007	52	2	0.8	7.66	9.05	A2		010035.58+471914.6
01006+4719	MAD 1		2015	52	1	0.8	7.66	9.05	A2	O	010035.58+471914.6

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