20347+3230 STF 2700 (HD 196197)

20^h 34^m 44.60^s +32° 30' 21.1" P.A. 284.00 sep 24.1 mag 6.99,8.75 Sp K2III dist. 57.9 pc (188.87 l.y.)

Coord 2000	20347+3230	Discov num	STF2700	Comp		Coord arcsec 2000	20 34 44.60 +32 30 21.1
Date first	1831	Date last	2019	Obs	56
Pa first	286	Pa last	283.8	P.A. Now (θ)	283.8°
Sep first	24.0	Sep last	24.095	Sep. Now (ρ)	24.095"
Mag pri	6.99	Mag sec	8.75	delta mag (ΔM)	1.76	Spectral class	K2III (yellow-orange)
Pri motion ra	+004	Sec motion ra	+004
Pri motion dec	+006	Sec motion dec	+006
Notes	N T (See Notes, Parallax indicates physical)

This double is physical.

OTHER CATALOGS AND DESIGNATIONS

Name	HD 196197	Constellation	Cygnus	SAO	70220	HIP	101539
Tycho2	2690-01644-1	Gaia DR2	1863531922579116160	HD	196197	GC	28653
ADS	14027	BD	BD+32 3865	Distance	57.9	Distance ly	188.87

WDS 20347+3230 STF 2700 (HD 196197) : NOTES

discov_num	notes	refcode
STF2700	Spectrum of B: F2IV-V.

REFERENCES

refcode	metd	author	reference
STFA		(F. Struve DD - Appendix list #1)	...................
STFB		(F. Struve DD - Appendix list #2)	...................
StF1833A	Ma -	Struve, F.G.W.	1833MmRAS...5...13H
StF1833A	+Mc	cited by Herschel (MemRAS 5, 13, 1833)
StF1833B	Ma -	Struve, F.G.W.	1833AN.....10..389B
StF1833B		cited by Bessel (AN 10, 389, 1833)
StF1837	Ma -	Struve, F.G.W.	1837AN.....14...249
StF1837		Stellarum duplicium et multiplicium mensurae micrometricae...
StF1837		(Dorpat, Academiae scientiarum caesareae petropolitaneifique), 1837
StF1844A	Ma -	Struve, F.G.W.	1844QB43.S66.......
StF1844A		cited by Smyth (Cycle of Celestial Objects 2, 1844)
StF1852A	Ma -	Struve, F.G.W.	.
StF1852A		cited by Bishop (Bishop Obs. Astron. Observations 1852)
StF1865A	Ma -	Struve, F.G.W.	1865AN.....64...81E
StF1865A		cited by Engelmann (AN 64, 81, #1518, 1865)
StF1875A	Ma -	Struve, F.G.W.	1875AN.....85..323D
StF1875A		cited by Doberck, 1875 (see Dob1875b,f,g,h)
StF1878	Ma -	Struve, F.G.W.	.
StF1878		Pulkova Observations 9, 1878
StF1878B	Ma -	Struve, F.G.W.	1878Obs.....2..239G
StF1878B		cited by Gledhill (Obs 2, 239, 1878)
StF1880A	Ma -	Struve, F.G.W.	1880Obs.....3..535G
StF1880A		cited by Gledhill (Obs 3, 535, 1880)
StF1906A	Ma -	Struve, F.G.W.	1906QB821.B972.....
StF1906A		cited in BDS (Burnham Double Star Cat.), 1906
StF1906B	Ma -	Struve, F.G.W.	1906MmRAS..56....1L
StF1906B		cited by Lewis (MemRAS 56, 1, 1906)
StF1922A	Ma -	Struve, F.G.W.	1922AN....216...49R
StF1922A		cited by Rabe (AN 216, 49, 1922)
StF1932A	Ma -	Struve, F.G.W.	1932QB821.A43......
StF1932A		cited in ADS (Aitken Double Star Cat.), 1932
StF2002	- -	Weis, J.
StF2002		F. G. W. Struve's double stars : the Dorpat catalogue; the Pulkovo catalogue
StF2002		USNO Library : QB 821 .S8 W49 2002
StF2022	- -	email note from Jan Weis: 6 July 2022
StF9999	Ma -	Struve, F.G.W.	...................
StF9999		Unpublished, manuscript or reference not found.

WDS HISTORIC DATA

coord_2000	discov_num	comp	epoch	obs	pa	sep	mag_pri	mag_sec	spectr	notes	coord_arcsec_2000
20347+3230	STF2700		2008	44	285	23.8	6.99	8.75	K2III	N D	203444.60+323021.1
20347+3230	STF2700		2009	45	284	24.1	6.99	8.75	K2III	N D	203444.60+323021.1
20347+3230	STF2700		2011	46	285	24.0	6.99	8.75	K2III	N D	203444.60+323021.1
20347+3230	STF2700		2012	48	284	25.1	6.99	8.75	K2III	N D	203444.60+323021.1
20347+3230	STF2700		2015	49	284	24.0	6.99	8.75	K2III	N	203444.60+323021.1
20347+3230	STF2700		2016	51	285	24.2	6.99	8.75	K2III	N	203444.60+323021.1
20347+3230	STF2700		2017	52	285	24.1	6.99	8.75	K2III	N	203444.60+323021.1
20347+3230	STF2700		2018	54	285	24.2	6.99	8.75	K2III	N	203444.60+323021.1
20347+3230	STF2700		2019	56	285	24.1	6.99	8.75	K2III	NT	203444.60+323021.1

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

WDS 20347+3230 STF 2700 (HD 196197) : VISUAL OBSERVATIONS REPORTS

No records found.

WDS 20347+3230 STF 2700 (HD 196197) : MEASURES

No records found.

WDS 20347+3230 (HD 196197) : VIRTUAL EYEPIECE

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

WDS 20347+3230 (HD 196197) : ALADIN DSS IMAGE @ 20^h 34^m 44.60^s +32° 30' 21.1"

DSS color DSS blue 2MASS AllWISE GALEX SDSS9 XMM PanSTARRS

WDS 20347+3230 STF 2700 (HD 196197) : NEIGHBORHOODS

Click on the map to see the double of your interest.
Pass over with the mouse cursor to display the catalog designation.

Show	name	coord_2000	discov#	comp	pa	sep	dist(')
Show		20347+3230	STF2700		284	24.1
Show		20355+3241	COU1632		254	0.6	14
Show		20348+3212	TDT2392		121	0.6	19
Show		20334+3246	TDS1081		140	1.2	24
Show		20327+3229	TDT2353		213	0.5	27
Show		20332+3211	TDT2365		180	2.7	28
Show		20339+3258	GYL 36		152	20.9	30
Show		20350+3259	HJ 1542		230	16.1	30
Show		20326+3221	TDT2348		172	0.8	30
Show		20354+3301	KPP2661		306	24.9	32
Show		20366+3209	TDT2417		18	1.1	32
Show		20371+3217	STN 51		269	32.6	33
Show		20378+3224	ARY 48		41	53.3	39
Show		20358+3152	TDT2404		68	1.9	41
Show		20320+3208	TDT2343		2	0.8	42
Show		20368+3157	J 568		351	5.0	43
Show		20353+3313	GRV 359		191	73.4	44
Show		20338+3312	J 190	AB	337	3.1	44
Show		20338+3312	J 190	AC	105	9.1	44
Show		20365+3149	TDS1085		58	1.5	48
Show		20384+3215	TDT2445		224	2.5	50
Show		20330+3144	ES 365	CD	283	2.7	51
Show		20311+3253	SKF2393		330	3.5	51
Show		20330+3144	ES 365	AB	263	25.7	52
Show		20330+3144	ES 365	AC	319	33.6	52
Show		20325+3147	TDT2346		53	0.8	53
Show		20350+3323	HJ 1543		26	16.5	53
Show		20333+3323	RBR 30	Ba,Bb	308	0.2	56
Show		20333+3323	HJ 1535	AB	246	17.2	56
Show		20333+3323	HJ 1535	AC	194	31.9	56
Show		20333+3323	HJ 1535	AD	230	59.1	56
Show		20333+3323	RAO 71	AE	225	12.5	56
Show		20332+3324	SEI1162		90	20.2	58
Show		20369+3321	TDT2423		183	0.5	58
Show		20344+3328	HEI 181		4	4.1	59
Show		20302+3245	J 843		138	4.0	60
Show		20371+3138	TDT2425		261	0.5	60
Show		20300+3222	COU1960		217	0.9	60
Show		20350+3130	TDT2396		144	0.6	61
Show		20312+3332	J 1113		55	3.1	61
Show		20327+3140	HJ 1532		305	12.5	62
Show		20359+3331	ES 2355		350	1.8	62
Show		20376+3138	COU1328		35	2.8	64
Show		20377+3322	STF2705	AB	264	3.1	64
Show		20377+3322	STF2705	AC	341	183.4	64
Show		20377+3322	STF2705	AD	3	54.5	64
Show		20377+3322	STF2705	AE	42	74.2	64
Show		20320+3136	ES 2436		306	6.7	64
Show		20346+3334	GRV 356	AB	26	44.7	65
Show		20346+3334	GRV 356	AC	154	47.0	65
Show		20333+3128	TDT2368		18	2.1	66

WDS 20347+3230 : COMPONENTS

	A
B	pa=286.2° sep=20.55"

20347+3230 A

Componente originario normalizzato	AB	Name	HD 196197	Coord arcsec 2000	203444.60+323021.1	Mag	6.99
Spectral class	K2III (yellow-orange)	PmRA	4.00	PmDE	6.0	SAO	70220
HIP	101544	Tycho2	2690-01644-1	HD	196197	GC	28653
ADS	14027	BD	BD+32 3865

Tycho2

Tycho2	2690-01644-1	Pflag		RAmdeg	308.68581806	DEmdeg	32.50586382
PmRA	0.6	PmDE	8.3	E RAmdeg	4	E DEmdeg	4
E pmRA	1.0	E pmDE	1.1	EpRAm	1991.33	EpDEm	1991.47
Num	11	Q RAmdeg	1.5	Q DEmdeg	1.2	Q pmRA	1.6
Q pmDE	1.1	BTmag	8.333	E BTmag	0.015	VTmag	6.991
E VTmag	0.010	Prox	241	TYC	T	HIP	101544
CCDM	A	RAdeg	308.68581639	DEdeg	32.50584472	EpRA 1990	1.55
EpDE 1990	1.67	E RAdeg	4.0	E DEdeg	3.8	Posflg
Corr	0.1

SAO

SAO	70220	DelFlag		RA1950		PmRA1950	-0.0002
DE1950		PmDE1950	0.022	Vmag	6.8	SpType	K0
Double code		Source	70	CatNum	28653	DM	BD+32 3865
DMcomp		BDsup		HD	196197	M HD	0
GC	28653	RA1950rad	5.37881306	DE1950rad	0.56431553	PmRA2000	0
PmDE2000	0.02

Hipparcos

Catalog	H	HIP	101544	Proxy		RAhms	20 34 44.60
DEdms	+32 30 21.0	Vmag	6.89	VarFlag		R Vmag	G
RAdeg	308.686	DEdeg	32.5058	AstroRef	A	Plx	3.04
CCDM	20347+3230	N CCDM	I	Nsys	2	Ncomp	1
MultFlag	C	Source	P	Qual	D	M HIP
Theta		Rho		HD	196197	BD	BD+32 3865
CD		CP		Dm number	+32 3865	VIred	1.1
SpType	K1II-III	R SpType		Coord arcsec 2000	203444.60+323021.0

Hipparcos 2

HIP	101544	Sn	95	So	3	Nc	1
RArad	5.3875838697	DErad	0.5673339967	Plx	3.74	PmRA	4.23
PmDE	5.64	E RArad	0.38	E DErad	0.46	E Plx	0.67
E pmRA	0.48	E pmDE	0.49	Hpmag	7.0459	E Hpmag	0.0146
SHp	0.012	VA	0	BV	1.137	E BV	0.005
VI	1.1

CCDM

Ccdm	20347+3230	RComp		Comp	A	Note1
Note2		Discov num		DRAs	2.58	DDEs	21.2
R dRAs	10	Year		Theta		Rho
Obs	2	Vmag	7.0	Sp	K0	PmNote	*
PmRA	3	PmDE	6	Dm number	+32 3865	Cat1	BD
Name2	+32 1978	Cat2	AGK2/3	HD	196197	M HD
ADS BDS	A14027	M ADS BDS		N IDS		IDS	20307N3210A
HIC	101544

20347+3230 B

Componente originario normalizzato	AB	Coord arcsec 2000	203443.04+323026.8	Mag	8.75	PmRA	4.00
PmDE	6.0	HIP	101539	Tycho2	2690-01647-1	Calc delta mag	1.76
Calc coord	yes

Tycho2

Tycho2	2690-01647-1	Pflag		RAmdeg	308.67815161	DEmdeg	32.50756428
PmRA	-1.0	PmDE	7.3	E RAmdeg	8	E DEmdeg	7
E pmRA	1.2	E pmDE	1.3	EpRAm	1991.09	EpDEm	1991.30
Num	5	Q RAmdeg	1.5	Q DEmdeg	0.7	Q pmRA	1.5
Q pmDE	0.7	BTmag	9.445	E BTmag	0.018	VTmag	8.746
E VTmag	0.013	Prox	241	TYC	T	HIP	101539
CCDM	B	RAdeg	308.67815472	DEdeg	32.50754750	EpRA 1990	1.56
EpDE 1990	1.65	E RAdeg	7.9	E DEdeg	7.0	Posflg
Corr	0.0

Hipparcos

Catalog	H	HIP	101539	Proxy		RAhms	20 34 42.76
DEdms	+32 30 27.1	Vmag	9.42	VarFlag		R Vmag	H
RAdeg	308.678	DEdeg	32.5075	AstroRef	B	Plx	-6.77
CCDM	20347+3230	N CCDM	I	Nsys	2	Ncomp	1
MultFlag	C	Source	I	Qual	D	M HIP
Theta		Rho		HD	196197	BD
CD		CP		Dm number		VIred	0.48
SpType	F2IV-V	R SpType		Coord arcsec 2000	203442.76+323027.1

Hipparcos 2

HIP	101539	Sn	95	So	3	Nc	1
RArad	5.3874503683	DErad	0.5673636708	Plx	17.27	PmRA	-12.75
PmDE	-10.16	E RArad	4.26	E DErad	5.21	E Plx	8.02
E pmRA	5.69	E pmDE	5.61	Hpmag	9.1674	E Hpmag	0.0776
SHp	0	VA	0	BV	0.368	E BV	0.028
VI	0.43

CCDM

Ccdm	20347+3230	RComp		Comp	B	Note1
Note2		Discov num	STF2700	DRAs	0.72	DDEs	27.2
R dRAs	10	Year	1831	Theta	285	Rho	23.9
Obs	12	Vmag	8.8	Sp		PmNote	*
PmRA	-10	PmDE	9	Dm number		Cat1
Name2	+32 1977	Cat2	AGK2/3	HD		M HD
ADS BDS	A14027	M ADS BDS		N IDS		IDS	20307N3210B
HIC	101539