19467+4421 YSC 136 (HD 187160)

19^h 46^m 41.20^s +44° 20' 54.7" P.A. 287.00 sep 0.1 mag 7.40,8.70 Sp G0 dist. 40.23 pc (131.23 l.y.)

Coord 2000	19467+4421	Discov num	YSC 136	Comp		Coord arcsec 2000	19 46 41.20 +44 20 54.7
Date first	2010	Date last	2019	Obs	7
Pa first	323	Pa last	286.9	P.A. Now (θ)	211.1°
Sep first	0.0	Sep last	0.061	Sep. Now (ρ)	0.047"
Mag pri	7.40	Mag sec	8.70	delta mag (ΔM)	1.3	Spectral class	G0 (yellow)
Pri motion ra	+133	Sec motion ra
Pri motion dec	-001	Sec motion dec
Notes	N O (See Notes, Orbital solution)

This double is physical.

OTHER CATALOGS AND DESIGNATIONS

Name	HD 187160	Constellation	Cygnus	SAO	48827	HIP	97321
Tycho2	3148-01691-1	Gaia DR2	2078929961307827200	HD	187160	GC	27386
BD	BD+43 3359	Distance	40.23	Distance ly	131.23

ORBITAL ELEMENTS

Period (P)	4.813y	± 0.019	Periastron (T)	2010.524y	± 0.047	Semi-major axis (a)	0.0831a	± 0.0022
Eccentricity (e)	0.18	± 0.022	Inclination (i)	64.3°	± 1.3	Longitude of periastron (ω)	261°	± 3.7
Node (Ω)	89.9°	± 1.7	Notes	n		Reference	Hor2021b
Equinox			Last observation			Grade	3	(1=Definitive, 9=Indet.)

label	theta	rho
2000	267.1	0.079
2001	4.8	0.030
2002	91.7	0.084
2003	132.6	0.056
2004	231.7	0.058
2005	273.9	0.075
2006	43.1	0.038
2007	97.5	0.084
2008	147.8	0.048
2009	242.6	0.066
2010	282.0	0.067
2011	63.5	0.053
2012	103.4	0.081
2013	167.8	0.043
2014	251.1	0.073
2015	293.2	0.054
2016	75.1	0.066
2017	110.1	0.076
2018	190.4	0.043
2019	258.2	0.078
2020	312.4	0.040
2021	83.1	0.077
2022	118.1	0.068
2023	211.1	0.047
2024	264.8	0.080
2025	348.6	0.030
2026	89.6	0.083
2027	128.3	0.059
2028	227.2	0.055
2029	271.4	0.077
2030	32.1	0.034

Note: Theta is PA, Rho is Sep. For yearly orbits, data refer to Jan 1st.

Measures: green=micrometric, blue=interferometric, purple=photographic

WDS 19467+4421 YSC 136 (HD 187160) : NOTES

discov_num	notes	refcode
YSC 136	Slightly sub-solar metallicity ([Fe/H] = -0.11); mass ratio
	0.754 +/- 0.013; spectral type G0.	Hor2012b

REFERENCES

refcode	metd	author	reference
Hor2012b	S j	Horch, E.P., Howell, S.B., Everett, M.E., & Ciardi, D.R.	2012AJ....144..165H
Hor2012b	+orb	AJ 144, 165, 2012
Hor2021b	S	Horch, E.P., Broderick, K.G., Casetti-Dinescu, D.I., Henry, T.J., Fekel, F.C.,	2021AJ....161..295H
Hor2021b		Mutterspaugh, M.W., Willmarth, D.W., Winters, J.G., van Belle, G.T., Clark, C.A. &
Hor2021b		Everett, M.E.
Hor2021b		AJ 161, 295, 2021

DISCOVERER

idgroup	discov	author
1	YSC	Yale-Southern Connecticut (from additional DD list - see HOR)

WDS HISTORIC DATA

coord_2000	discov_num	comp	epoch	obs	pa	sep	mag_pri	mag_sec	spectr	notes	coord_arcsec_2000
19467+4421	YSC 136		2010	1	323	0.0	7.40	8.70	G0	D	194641.20+442054.7
19467+4421	YSC 136		2012	3	130	0.1	7.40	8.70	G0	D	194641.20+442054.7
19467+4421	YSC 136		2019	7	287	0.1	7.40	8.70	G0	N	194641.20+442054.7

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

WDS 19467+4421 YSC 136 (HD 187160) : VISUAL OBSERVATIONS REPORTS

No records found.

WDS 19467+4421 YSC 136 (HD 187160) : MEASURES

No records found.

WDS 19467+4421 (HD 187160) : VIRTUAL EYEPIECE

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Pass over with the mouse cursor to display the catalog designation.

WDS 19467+4421 (HD 187160) : ALADIN DSS IMAGE @ 19^h 46^m 41.20^s +44° 20' 54.7"

DSS color DSS blue 2MASS AllWISE GALEX SDSS9 XMM PanSTARRS

WDS 19467+4421 YSC 136 (HD 187160) : NEIGHBORHOODS

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Pass over with the mouse cursor to display the catalog designation.

Show	name	coord_2000	discov#	comp	pa	sep	dist(')
Show		19467+4421	YSC 136		287	0.1
Show		19464+4420	KOI2507		275	2.3	4
Show		19469+4430	KOI2992		238	6.0	10
Show		19468+4409	KOI7002	AB	247	3.2	12
Show		19468+4409	KOI7002	AC	84	3.5	12
Show		19455+4423	KOI7028	AB	206	2.9	14
Show		19455+4423	KOI7028	AC	56	3.8	14
Show		19464+4408	KOI2344		120	2.7	14
Show		19469+4435	KOI7049	AB	281	3.3	14
Show		19469+4435	KOI7049	AC	258	3.3	14
Show		19475+4407	UC 246		253	47.3	17
Show		19454+4430	KOI4299		264	2.0	17
Show		19460+4438	KOI4610		137	2.6	19
Show		19452+4410	KOI1067		142	2.9	20
Show		19484+4424	KOI7030		189	2.2	20
Show		19486+4423	KOI4017		191	3.3	21
Show		19478+4436	DEA 303		202	12.3	21
Show		19447+4421	KOI5509		72	3.1	21
Show		19448+4430	KOI4584		221	3.0	22
Show		19459+4401	KOI1019	AB	247	2.5	22
Show		19459+4401	KOI1019	AC	335	2.9	22
Show		19459+4401	KOI1019	AD	110	3.2	22
Show		19459+4401	KOI1019	AE	336	3.3	22
Show		19448+4433	KOI5528		62	2.7	24
Show		19445+4414	KOI7017		267	3.9	25
Show		19490+4423	STF2588	A,BC	158	9.6	26
Show		19490+4423	A 718	BC	34	0.1	26
Show		19458+4358	KOI6968		315	2.7	26
Show		19490+4413	DEA 479		155	55.8	27
Show		19492+4421	KOI7031		321	3.0	27
Show		19492+4417	KOI7019		213	2.5	28
Show		19448+4440	KOI4263		156	3.8	28
Show		19469+4352	KOI5469		97	3.9	30
Show		19455+4354	KOI1550	AB	215	2.6	30
Show		19455+4354	KOI1550	AC	33	2.9	30
Show		19441+4434	KOI5527	AB	114	2.4	31
Show		19441+4434	KOI5527	AC	236	2.9	31
Show		19467+4451	KOI6187		116	3.6	31
Show		19440+4434	DEA 167		168	8.6	32
Show		19477+4451	COU2691		211	1.1	33
Show		19466+4349	KOI4812		102	3.1	33
Show		19443+4401	KOI6984		159	3.8	33
Show		19494+4402	KOI3255	AB	337	0.2	35
Show		19494+4402	KOI3255	AC	44	3.0	35
Show		19466+4346	HDS2810		50	0.3	36
Show		19434+4419	ES 1328		87	2.6	36
Show		19440+4443	KOI2656		311	3.5	37
Show		19439+4443	KOI3946		63	4.1	37
Show		19484+4347	KOI6946	AB	182	2.8	39
Show		19484+4347	KOI6946	AC	107	3.4	39
Show		19442+4448	KOI4523		103	4.0	39

WDS 19467+4421 : COMPONENTS

	A
B	pa=293.0° sep=0.05"

19467+4421 A

Componente originario normalizzato	AB	Name	HD 187160	Coord arcsec 2000	194641.20+442054.7	Mag	7.4
Spectral class	G0 (yellow)	PmRA	133.00	PmDE	-1.0	SAO	48827
HIP	97321	Tycho2	3148-01691-1	HD	187160	GC	27386
BD	BD+43 3359

Tycho2

Tycho2	3148-01691-1	Pflag		RAmdeg	296.67219112	DEmdeg	44.34853133
PmRA	149.2	PmDE	2.4	E RAmdeg	4	E DEmdeg	4
E pmRA	1.1	E pmDE	1.1	EpRAm	1991.36	EpDEm	1991.44
Num	11	Q RAmdeg	1.2	Q DEmdeg	0.5	Q pmRA	1.4
Q pmDE	0.6	BTmag	7.771	E BTmag	0.015	VTmag	7.149
E VTmag	0.010	Prox	637	TYC	T	HIP	97321
CCDM		RAdeg	296.67170500	DEdeg	44.34852556	EpRA 1990	1.62
EpDE 1990	1.68	E RAdeg	4.3	E DEdeg	4.2	Posflg
Corr	0.1

SAO

SAO	48827	DelFlag		RA1950		PmRA1950	0.012
DE1950		PmDE1950	-0.002	Vmag	7	SpType	G0
Double code		Source	70	CatNum	27386	DM	BD+43 3359
DMcomp		BDsup		HD	187160	M HD	0
GC	27386	RA1950rad	5.17091122	DE1950rad	0.77185956	PmRA2000	0.0124
PmDE2000	-0.003

Hipparcos

Catalog	H	HIP	97321	Proxy		RAhms	19 46 41.20
DEdms	+44 20 54.7	Vmag	7.07	VarFlag		R Vmag	H
RAdeg	296.672	DEdeg	44.3485	AstroRef		Plx	23.36
CCDM		N CCDM		Nsys		Ncomp	1
MultFlag	G	Source		Qual		M HIP
Theta		Rho		HD	187160	BD	BD+43 3359
CD		CP		Dm number	+43 3359	VIred	0.64
SpType	G0	R SpType		Coord arcsec 2000	194641.20+442054.7

Hipparcos 2

HIP	97321	Sn	1	So	1	Nc	1
RArad	5.1778976608	DErad	0.7740277959	Plx	24.86	PmRA	133.05
PmDE	-1.03	E RArad	0.76	E DErad	0.78	E Plx	0.92
E pmRA	0.81	E pmDE	0.93	Hpmag	7.1991	E Hpmag	0.001
SHp	0.009	VA	0	BV	0.591	E BV	0.008
VI	0.66

19467+4421 B

Componente originario normalizzato	AB		Coord arcsec 2000	194641.20+442054.7		Mag	8.7		Calc delta mag	1.3
Calc coord	yes