01011+6022 A   926

Coord 2000	01011+6022		Discov num	A   926		Comp			Coord arcsec 2000	01 01 06.49 +60 21 30.4
Date first	1905		Date last	2008		Obs	31
Pa first	248		Pa last	346		P.A. Now (θ)	351.5°
Sep first	0.3		Sep last	0.4		Sep. Now (ρ)	0.37"
Mag pri	9.23		Mag sec	8.65		delta mag (ΔM)	0.58		Spectral class	F5IV (yellow-white)
Pri motion ra	+022		Sec motion ra	+022
Pri motion dec	-019		Sec motion dec	-019
Notes	O (Orbital solution)

Visually invisible, K-band or other infrared star This double is physical.

Precise pa	345.9		Precise sep	0.386		Constellation	Cassiopeia		SAO	11523
HIP	4755		Tycho2	4017-01387-1		Gaia DR2	9093070080		HD	5851
ADS	832		BD	BD+59 166		Distance	153.14		Distance ly	499.54
last precise pa	345.9		last precise sep	0.386

Period (P)	253.99y	± 7.07	Periastron (T)	2131.63y	± 3.02	Semi-major axis (a)	0.318a	± 0.016
Eccentricity (e)	0.388	± 0.027	Inclination (i)	32.3°	± 3.4	Longitude of periastron (ω)	85.7°	± 8.6
Node (Ω)	74.2°	± 6	Note			Grade	4	(1=Definitive, 9=Indet.)
Equinox	2000		Last observation	1998

label rho theta 2000 0.374 335.4 2001 0.374 336.2 2002 0.374 337.0 2003 0.374 337.8 2004 0.374 338.6 2005 0.373 339.4 2006 0.373 340.2 2007 0.373 341.0 2008 0.373 341.8 2009 0.373 342.6 2010 0.373 343.4 2011 0.372 344.2 2012 0.372 345.0 2013 0.372 345.8 2014 0.372 346.6 2015 0.371 347.5 2016 0.371 348.3 2017 0.371 349.1 2018 0.371 349.9 2019 0.370 350.7 2020 0.370 351.5 2021 0.370 352.3 2022 0.369 353.1 2023 0.369 354.0 2024 0.369 354.8 2025 0.368 355.6 2026 0.368 356.4 2027 0.367 357.3 2028 0.367 358.1 2029 0.367 358.9 2030 0.366 359.8 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
01011+6022	A 926		1998	29	335	0.4	9.23	8.65	F5IV	OD	010106.49+602130.4
01011+6022	A 926		2007	30	342	0.4	9.23	8.65	F5IV	OD	010106.49+602130.4
01011+6022	A 926		2008	31	346	0.4	9.23	8.65	F5IV	OD	010106.49+602130.4

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