19069+4137 COU 2197 (HD 178474)

19^h 06^m 56.22^s +41° 37' 19.6" P.A. 320.00 sep 0.3 mag 9.10,9.10 Sp F5

Coord 2000	19069+4137	Discov num	COU2197	Comp		Coord arcsec 2000	19 06 56.22 +41 37 19.6
Date first	1984	Date last	2014	Obs	16
Pa first	103	Pa last	320.1	P.A. Now (θ)	320.1°
Sep first	0.2	Sep last	0.262	Sep. Now (ρ)	0.262"
Mag pri	9.10	Mag sec	9.10	delta mag (ΔM)	0	Spectral class	F5 (yellow-white)
Pri motion ra	+010	Sec motion ra
Pri motion dec	+012	Sec motion dec
Notes	N O (See Notes, Orbital solution)

This double is physical.

OTHER CATALOGS AND DESIGNATIONS

Name	HD 178474		Constellation	Lyra		SAO	48095		Tycho2	3128-01528-1
Gaia DR2	2100926344252059904		HD	178474

ORBITAL ELEMENTS

Period (P)	46.59y	Periastron (T)	2024.45y	Semi-major axis (a)	0.203a
Eccentricity (e)	0.167	Inclination (i)	146.7°	Longitude of periastron (ω)	188.8°
Node (Ω)	23.1°	Notes	n	Reference	Doc2016g
Equinox	2000	Last observation	2008	Grade	5	(1=Definitive, 9=Indet.)

label	theta	rho
2000	21.1	0.237
2001	16.5	0.236
2002	11.7	0.235
2003	6.9	0.232
2004	2.0	0.229
2005	356.9	0.224
2006	351.5	0.219
2007	345.9	0.213
2008	340.0	0.207
2009	333.6	0.200
2010	326.8	0.193
2011	319.5	0.186
2012	311.7	0.180
2013	303.3	0.174
2014	294.4	0.170
2015	285.2	0.166
2016	275.5	0.164
2017	265.8	0.164
2018	256.0	0.164
2019	246.3	0.165
2020	236.7	0.167
2021	227.4	0.168
2022	218.1	0.169
2023	209.0	0.170
2024	199.9	0.169
2025	190.6	0.168
2026	181.1	0.165
2027	171.4	0.162
2028	161.3	0.160
2029	150.8	0.158
2030	140.2	0.157

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

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

WDS 19069+4137 COU 2197 (HD 178474) : NOTES

discov_num	notes	refcode
COU2197	Measures scattered and impossible to interpret.

REFERENCES

refcode	metd	author	reference
Doc2016g	orb -	Docobo, J.A. & Ling, J.F.	2016IAUDS.190Q...1D
Doc2016g		Inf. Circ. 190, 1, 2016

DISCOVERER

idgroup	discov	author
1	COU	Couteau, P.

WDS HISTORIC DATA

coord_2000	discov_num	comp	epoch	obs	pa	sep	mag_pri	mag_sec	spectr	notes	coord_arcsec_2000
19069+4137	COU2197		1997	11	33	0.2	9.10	9.10	F5	NOD	190656.22+413719.6
19069+4137	COU2197		2008	12	348	0.2	9.10	9.10	F5	NOD	190656.22+413719.6
19069+4137	COU2197		2011	13	311	0.1	9.10	9.10	F5	NO	190656.22+413719.6
19069+4137	COU2197		2014	16	320	0.3	9.10	9.10	F5	NO	190656.22+413719.6

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

WDS 19069+4137 COU 2197 (HD 178474) : VISUAL OBSERVATIONS REPORTS

No records found.

WDS 19069+4137 COU 2197 (HD 178474) : MEASURES

No records found.

WDS 19069+4137 (HD 178474) : VIRTUAL EYEPIECE

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

WDS 19069+4137 (HD 178474) : ALADIN DSS IMAGE @ 19^h 06^m 56.22^s +41° 37' 19.6"

DSS color DSS blue 2MASS AllWISE GALEX SDSS9 XMM PanSTARRS

WDS 19069+4137 COU 2197 (HD 178474) : 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		19069+4137	COU2197		320	0.3
Show		19066+4145	KOI5267		248	3.2	9
Show		19063+4144	KOI4121		88	2.1	11
Show		19067+4150	KOI6706		339	1.0	13
Show		19080+4117	KOI5211		91	0.1	24
Show		19064+4204	KOI6734		127	3.9	28
Show		19061+4210	KOI5310		228	2.9	34
Show		19050+4209	KOI3611		267	2.3	39
Show		19050+4208	KOI 859		269	2.3	39
Show		19073+4217	KOI1740		267	3.1	40
Show		19093+4106	TOB 152		183	32.4	42
Show		19107+4136	A 590		345	0.5	43
Show		19035+4120	KOI2949		311	2.4	43
Show		19108+4123	TDT1277		184	1.1	46
Show		19110+4147	HJ 2857	AB	176	13.9	47
Show		19110+4147	HJ 2857	AC	211	37.3	47
Show		19091+4058	ES 1659		254	7.7	47
Show		19085+4221	KOI 201	AB	229	2.3	48
Show		19085+4221	KOI 201	AC	275	4.0	48
Show		19085+4221	KOI 201	AD	311	4.5	48
Show		19085+4221	KOI 201	AE	116	5.3	48
Show		19104+4205	KOI3037		55	3.2	48
Show		19030+4120	KOI2045		35	1.3	48
Show		19079+4050	HJ 1370	AB		9.4	49
Show		19079+4050	HJ 1370	AC	326	26.3	49
Show		19045+4056	DEA 488		302	97.3	49
Show		19064+4226	KOI2643		124	3.3	50
Show		19054+4224	KOI1366		119	3.4	50
Show		19104+4210	KOI 111	AB	186	1.9	51
Show		19104+4210	DEA 364	AC	308	17.0	51
Show		19104+4210	KOI 111	AD	96	6.7	51
Show		19104+4210	KOI 111	AE	116	6.8	51
Show		19104+4210	KOI 111	AF	176	9.1	51
Show		19055+4048	BVD 265		252	15.1	52
Show		19098+4219	DEA 231		10	10.1	54
Show		19040+4055	KOI 505		202	2.0	54
Show		19115+4153	KOI3534		74	2.0	54
Show		19106+4216	TDT1274		312	0.5	57
Show		19019+4138	KOI1613		184	0.2	57
Show		19034+4056	KOI3784		238	3.0	59
Show		19100+4225	COU2279		126	0.7	59
Show		19032+4056	KOI2856		287	2.3	59
Show		19028+4100	KOI4097		15	0.2	61
Show		19108+4220	KOI 70		53	3.8	61
Show		19103+4227	RAP 5		184	7.4	62
Show		19016+4157	TDT1186		174	0.8	63
Show		19118+4209	KOI2862	AB	20	0.7	63
Show		19118+4209	KOI2862	AC	56	3.4	63
Show		19118+4209	KOI2862	AD	345	4.2	63
Show		19125+4150	JKA 37		246	20.7	64
Show		19029+4051	KOI2369		40	3.4	65

WDS 19069+4137 : COMPONENTS

	A
B	pa=328.0° sep=0.24"

19069+4137 A

Componente originario normalizzato	AB	Name	HD 178474	Coord arcsec 2000	190656.22+413719.6	Mag	9.1
Spectral class	F5 (yellow-white)	PmRA	10.00	PmDE	12.0	SAO	48095
Tycho2	3128-01528-1	HD	178474	DM	BD+41 3236

Tycho2

Tycho2	3128-01528-1	Pflag		RAmdeg	286.73426199	DEmdeg	41.62213226
PmRA	-4.7	PmDE	0.5	E RAmdeg	10	E DEmdeg	10
E pmRA	1.2	E pmDE	1.2	EpRAm	1990.66	EpDEm	1990.64
Num	6	Q RAmdeg	1.0	Q DEmdeg	0.5	Q pmRA	1.0
Q pmDE	0.5	BTmag	9.470	E BTmag	0.020	VTmag	8.921
E VTmag	0.016	Prox	999	TYC	T	HIP
CCDM		RAdeg	286.73427611	DEdeg	41.62213111	EpRA 1990	1.68
EpDE 1990	1.58	E RAdeg	9.5	E DEdeg	10.1	Posflg
Corr	0.0

SAO

SAO	48095	DelFlag		RA1950		PmRA1950	0.0002
DE1950		PmDE1950	0.003	Vmag	8.6	SpType	F5
Double code		Source	4	CatNum	1666	DM	BD+41 3236
DMcomp		BDsup		HD	178474	M HD	0
GC		RA1950rad	4.99740922	DE1950rad	0.72505993	PmRA2000	0.0006
PmDE2000	0.002

19069+4137 B

Componente originario normalizzato

Coord arcsec 2000

190656.21+413719.8

Mag

9.1

Calc coord

yes