22086+5917 STF 2872 BC

Coord 2000	22086+5917		Discov num	STF2872		Comp	BC		Coord arcsec 2000	22 08 34.12 +59 17 37.5
Date first	1833		Date last	2018		Obs	89
Pa first	335		Pa last	295.8		P.A. Now (θ)	295.8°
Sep first	0.5		Sep last	0.816		Sep. Now (ρ)	0.816"
Mag pri	7.98		Mag sec	8.00		delta mag (ΔM)	0.02		Spectral class	A1V (white)
Pri motion ra	+010		Sec motion ra	+010
Pri motion dec	+001		Sec motion dec	+001
Notes	N O (See Notes, Orbital solution)

This double is physical.

Show	name	SAO	coord	wds_name	last	obs	pa	sep	mag1	mag2	d_mag	orb	current
Show	HD 210433	34101	22 08 36 +59 17 22	STF 2872 A,BC	2022	66	315	22.0	7.14	7.98	0.84
Show		34101	22 08 36 +59 17 22	STF 2872 AD	2014	13	153	117.3	7.14	11.77	4.63
Show		34101	22 08 36 +59 17 22	FYM 116 AE	2014	6	54	53.7	7.14	12.70	5.56
Show		34101	22 08 36 +59 17 22	FYM 116 AF	2014	6	130	104.6	7.14	12.80	5.66
Show		34101	22 08 36 +59 17 22	FYM 116 AG	2014	6	56	78.1	7.14	13.94	6.80
Show		34101	22 08 36 +59 17 22	FYM 116 AH	2014	6	321	51.3	7.14	14.40	7.26
Show		34100	22 08 34 +59 17 38	STF 2872 BC	2018	89	296	0.8	7.98	8.00	0.02	Y	<===
Show			22 08 42 +59 17 54	FYM 116 EG	2015	7	62	24.6	12.70	13.94	1.24
Show			22 08 47 +59 16 16	FYM 116 FI	2014	6	325	21.8	12.80	15.20	2.40

Ninefold system
10 estimated visually detectable stars in this system

Constellation	Cepheus		SAO	34100		Tycho2	3981-01586-1		Gaia DR2	2199888674293363200
HD	210432		GC	30992		ADS	15670

Period (P)	840y		Periastron (T)	2115y		Semi-major axis (a)	0.99a
Eccentricity (e)	0.386		Inclination (i)	107.4°		Longitude of periastron (ω)	256.2°
Node (Ω)	114.6°		Notes	n		Reference	USN2002
Equinox	2000		Last observation	1997		Grade	4	(1=Definitive, 9=Indet.)

label theta rho 2000 299.8 0.826 2001 299.6 0.826 2002 299.4 0.825 2003 299.2 0.823 2004 299.1 0.822 2005 298.9 0.821 2006 298.7 0.820 2007 298.6 0.819 2008 298.4 0.817 2009 298.2 0.816 2010 298.0 0.814 2011 297.9 0.812 2012 297.7 0.811 2013 297.5 0.809 2014 297.3 0.807 2015 297.2 0.805 2016 297.0 0.803 2017 296.8 0.801 2018 296.6 0.799 2019 296.4 0.797 2020 296.2 0.795 2021 296.1 0.792 2022 295.9 0.790 2023 295.7 0.787 2024 295.5 0.785 2025 295.3 0.782 2026 295.1 0.779 2027 294.9 0.777 2028 294.7 0.774 2029 294.5 0.771 2030 294.4 0.768		Note: Theta is PA, Rho is Sep. For yearly orbits, data refer to Jan 1st.
		Measures: green=micrometric, blue=interferometric, purple=photographic

discov_num	notes	refcode
STF2872	A,BC: H 4 126.	MEv2010

refcode	metd	author	reference
MEv2010	-	MacEvoy, B.	...................
MEv2010		private communication, 2010 (see http://www.handprint.com/ASTRO/index.html)
USN2002	orb -	Seymour, D., Mason, B.D., Hartkopf, W.I., & Wycoff, G.L.	2002AJ....123.1023S
USN2002		AJ 123, 1023, 2002

idgroup	discov	author
1	FYM	Fay, M.
28	STF	Struve, F.G.W.

coord_2000	discov_num	comp	epoch	obs	pa	sep	mag_pri	mag_sec	spectr	notes	coord_arcsec_2000
22086+5917	STF2872	BC	2004	73	298	0.8	7.98	8.00	A1V	O	220833.07+591737.7
22086+5917	STF2872	BC	2006	74	298	0.8	7.98	8.00	A1V	O	220833.07+591737.7
22086+5917	STF2872	BC	2009	75	298	0.8	7.98	8.00	A1V	O	220833.07+591737.7
22086+5917	STF2872	BC	2012	80	297	0.8	7.98	8.00	A1V	NO	220833.07+591737.7
22086+5917	STF2872	BC	2015	81	305	0.9	7.98	8.00	A1V	NO	220834.12+591737.5
22086+5917	STF2872	BC	2016	85	297	0.8	7.98	8.00	A1V	NO	220834.12+591737.5
22086+5917	STF2872	BC	2017	85	297	0.8	7.98	8.00	A1V	NO	220834.12+591737.5
22086+5917	STF2872	BC	2018	87	297	0.8	7.98	8.00	A1V	NO	220834.12+591737.5

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Radius: auto 0.5" 0.8" 1" 2" 3" 5" 10" 15" 20" 25" 30" 35" 40" 45" 50" 55" 1' 2' 3' 4' 5' 6' 7' 8' 9' 10' 15' 20' 30' 40' 50' 1° 2° 4° 5° 8° Components only

DSS color DSS blue 2MASS AllWISE GALEX SDSS9 XMM PanSTARRS