00057+4549 STT 547AB

Coord 2000	00057+4549		Discov num	STT 547		Comp	AB		Coord arcsec 2000	00 05 41.03 +45 48 43.3
Date first	1876		Date last	2020		Obs	427
Pa first	114		Pa last	190		P.A. Now (θ)	191.2°
Sep first	4.5		Sep last	6.0		Sep. Now (ρ)	5.87"
Mag pri	8.98		Mag sec	9.15		delta mag (ΔM)	0.17		Spectral class	K6+M0 (yellow-orange/red)
Pri motion ra	+879		Sec motion ra	+838
Pri motion dec	-154		Sec motion dec	-163
Notes	N O W Z (See Notes, Orbital solution, , Parallax indicates components are physical)

rPM=0.047 (< 0.3, Physical double) This double is physical.

Show	name	SAO	coord_2000	discov#	comp	first	last	obs	pa	sep	mag1	mag2	d_mag	orb	current
Show		36046	00057+4549	STT 547	AB	1876	2020	427	191	5.9	8.98	9.15	0.17	Y	<===
Show		36046	00057+4549	STT 547	AC	1911	2018	29	263	117.0	8.98	13.71	4.73
Show		36046	00057+4549	STT 547	AD	1911	2018	37	230	108.4	8.98	12.51	3.53
Show		36046	00057+4549	STT 547	AE	1911	2018	46	346	58.7	8.98	11.75	2.77
Show		36046	00057+4549	STT 547	AF	1897	2018	41	254	330.0	8.98	10.19	1.21	Y
Show		36046	00057+4549	POP 217	AP	1994	2018	37	314	17.4	8.98	13.40	4.42
Show		36046	00057+4549	POP 217	AQ	1998	2006	7	130	20.0	8.98	16.00	7.02
Show		36046	00057+4549	POP 217	AX	2004	2006	2	222	12.0	8.98
Show		36046	00057+4549	POP 217	AY	1998	2018	9	78	188.8	8.98	14.80	5.82
Show		36048	00057+4549	STT 547	BC	1998	2016	8	266	115.7	9.15	13.71	4.56
Show		36048	00057+4549	STT 547	BD	1921	2016	10	233	106.4	9.15	12.51	3.36
Show		36048	00057+4549	STT 547	BE	1991	2016	16	346	64.4	9.15	11.75	2.60
Show		36048	00057+4549	STT 547	BF	1961	2018	35	251	324.2	9.15	10.19	1.04
Show		36048	00057+4549	STT 547	BP	1989	2016	9	331	20.3	9.15	13.10	3.95
Show		36046	00057+4549	PAL 2	Ca,Cb	1998	2016	20	91	6.1	13.71	14.90	1.19
Show		36048	00057+4549	POP 217	YG	1998	2016	11	188	9.7	14.80	15.80	1.00

12-fold system
11 visible stars in this system

Precise pa	189.8		Precise sep	5.966		Constellation	Andromeda		SAO	36046
HIP	473		Tycho2	3246-00874-1		HD	38		ADS	48
GL	Gl 4A		BD	BD+45 4408		Distance	11.31		Distance ly	36.89
last precise pa	189.8		last precise sep	5.966

Period (P)	1550.637y		Periastron (T)	1970.438y		Semi-major axis (a)	11.7613a
Eccentricity (e)	0.4973		Inclination (i)	56.68°		Longitude of periastron (ω)	349.37°
Node (Ω)	175.14°		Note			Grade	4	(1=Definitive, 9=Indet.)
Equinox	2000		Last observation	1994

label rho theta 2000 5.974 182.1 2001 5.973 182.5 2002 5.971 182.9 2003 5.968 183.4 2004 5.966 183.8 2005 5.962 184.2 2006 5.959 184.7 2007 5.955 185.1 2008 5.951 185.5 2009 5.947 186.0 2010 5.942 186.4 2011 5.937 186.8 2012 5.931 187.3 2013 5.925 187.7 2014 5.919 188.1 2015 5.913 188.6 2016 5.906 189.0 2017 5.899 189.5 2018 5.892 189.9 2019 5.884 190.3 2020 5.877 190.8 2021 5.868 191.2 2022 5.860 191.7 2023 5.852 192.1 2024 5.843 192.6 2025 5.834 193.0 2026 5.824 193.5 2027 5.815 193.9 2028 5.805 194.4 2029 5.795 194.8 2030 5.785 195.3 Note: Theta is PA, Rho is Sep. For yearly orbits, data refer to Jan 1st.
		Measures: green=micrometric, blue=interferometric, purple=photographic

Period (P)	509.65y	± 96.99	Periastron (T)	2115.8y	± 123.47	Semi-major axis (a)	6.21a	± 0.77
Eccentricity (e)	0.22	± 0.04	Inclination (i)	54.9°	± 2.4	Longitude of periastron (ω)	267.2°	± 27.4
Node (Ω)	13.5°	± 2.3	Note			Grade	4	(1=Definitive, 9=Indet.)
Equinox			Last observation

label rho theta 2000 6.068 181.8 2001 6.068 182.3 2002 6.068 182.7 2003 6.067 183.1 2004 6.065 183.5 2005 6.063 183.9 2006 6.060 184.3 2007 6.057 184.8 2008 6.053 185.2 2009 6.048 185.6 2010 6.043 186.0 2011 6.037 186.4 2012 6.031 186.8 2013 6.024 187.3 2014 6.016 187.7 2015 6.007 188.1 2016 5.998 188.5 2017 5.989 189.0 2018 5.978 189.4 2019 5.967 189.8 2020 5.955 190.2 2021 5.943 190.7 2022 5.930 191.1 2023 5.916 191.5 2024 5.902 192.0 2025 5.886 192.4 2026 5.871 192.9 2027 5.854 193.3 2028 5.837 193.8 2029 5.819 194.2 2030 5.800 194.7 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
00057+4549	STT 547	AB	2007	380	188	6.0	8.98	9.15	K6 M0	NODV	000541.03+454843.3
00057+4549	STT 547	AB	2008	383	186	6.1	8.98	9.15	K6 M0	NODV	000541.03+454843.3
00057+4549	STT 547	AB	2010	392	186	6.0	8.98	9.15	K6 M0	NOD	000541.03+454843.3
00057+4549	STT 547	AB	2011	394	186	6.0	8.98	9.15	K6 M0	NOD	000541.03+454843.3
00057+4549	STT 547	AB	2012	397	187	6.0	8.98	9.15	K6 M0	NOD	000541.03+454843.3
00057+4549	STT 547	AB	2013	399	186	5.8	8.98	9.15	K6 M0	NOD	000541.03+454843.3
00057+4549	STT 547	AB	2015	399	189	6.0	8.98	9.15	K6+M0	NO Z	000541.03+454843.3
00057+4549	STT 547	AB	2016	408	189	6.0	8.98	9.15	K6+M0	NO Z	000541.03+454843.3
00057+4549	STT 547	AB	2017	415	189	6.0	8.98	9.15	K6+M0	NO Z	000541.03+454843.3
00057+4549	STT 547	AB	2018	417	190	6.0	8.98	9.15	K6+M0	NO Z	000541.03+454843.3
00057+4549	STT 547	AB	2020	421	190	6.0	8.98	9.15	K6+M0	NOWZ	000541.03+454843.3

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