00024+1047 A  1249AB

Coord 2000	00024+1047		Discov num	A  1249		Comp	AB		Coord arcsec 2000	00 02 25.33 +10 46 35.9
Date first	1905		Date last	2017		Obs	31
Pa first	240		Pa last	246		P.A. Now (θ)	244.6°
Sep first	0.3		Sep last	0.3		Sep. Now (ρ)	0.3"
Mag pri	9.91		Mag sec	9.37		delta mag (ΔM)	0.54		Spectral class	G0 (yellow)
Pri motion ra	-040		Sec motion ra
Pri motion dec	-118		Sec motion dec
Notes	N O Z (See Notes, Orbital solution, Parallax indicates components are physical)

This double is physical.

Show	name	SAO	coord	wds_name	last	obs	pa	sep	mag1	mag2	d_mag	orb	current
Show		108976	00 02 25 +10 46 36	A 1249 AB	2017	31	245	0.3	9.91	9.37	0.54	Y	<===
Show		108976	00 02 25 +10 46 36	BGH 1 AB,C	2014	19	301	63.4	8.80	8.55	0.25

Triple system
4 visible stars in this system

Precise pa	246.4		Precise sep	0.3		Constellation	Pegasus		SAO	108976
HIP	190		Tycho2	0597-00601-1		Gaia DR2	2765432581794718720		HD	224994
ADS	17180		BD	BD+09 5314		Distance	87.49		Distance ly	285.39
last precise pa	246.4		last precise sep	0.3

Period (P)	129.72y		Periastron (T)	1989.44y		Semi-major axis (a)	0.366a
Eccentricity (e)	0.046		Inclination (i)	97.2°		Longitude of periastron (ω)	231.4°
Node (Ω)	239.4°		Note			Grade	4	(1=Definitive, 9=Indet.)
Equinox	2000		Last observation	1995

label rho theta 2000 0.059 12.0 2001 0.049 355.9 2002 0.044 334.0 2003 0.047 310.9 2004 0.055 292.5 2005 0.068 279.9 2006 0.082 271.5 2007 0.098 265.7 2008 0.113 261.5 2009 0.130 258.3 2010 0.146 255.8 2011 0.162 253.9 2012 0.177 252.2 2013 0.193 250.9 2014 0.208 249.7 2015 0.222 248.7 2016 0.236 247.8 2017 0.250 247.0 2018 0.263 246.3 2019 0.275 245.7 2020 0.287 245.1 2021 0.298 244.6 2022 0.309 244.0 2023 0.319 243.6 2024 0.328 243.1 2025 0.336 242.7 2026 0.343 242.3 2027 0.350 241.9 2028 0.356 241.5 2029 0.362 241.2 2030 0.366 240.8		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
00024+1047	A 1249	AB	1995	26	219	0.1	9.37	9.91	G0	NO	000225.33+104635.9
00024+1047	A 1249	AB	2007	27	75	0.1	9.37	9.91	G0	NO	000225.33+104635.9
00024+1047	A 1249	AB	2010	28	73	0.2	9.37	9.91	G0	NO	000225.33+104635.9
00024+1047	A 1249	AB	2015	29	247	0.3	9.37	9.91	G0	NO Z	000225.33+104635.9
00024+1047	A 1249	AB	2017	29	246	0.3	9.91	9.37	G0	NO Z	000225.33+104635.9

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