18290-1858 I 1368 (HD 170204)

18^h 28^m 59.86^s -18° 57' 45.6" P.A. 288.00 sep 0.6 mag 9.00,11.50 Sp F6V

Coord 2000	18290-1858	Discov num	I 1368	Comp		Coord arcsec 2000	18 28 59.86 -18 57 45.6
Date first	1925	Date last	1929	Obs	2
Pa first	293	Pa last	288.2	P.A. Now (θ)	288.2°
Sep first	0.7	Sep last	0.57	Sep. Now (ρ)	0.57"
Mag pri	9.00	Mag sec	11.50	delta mag (ΔM)	2.5	Spectral class	F6V (yellow-white)
Pri motion ra	-004	Sec motion ra
Pri motion dec	-024	Sec motion dec
Notes

Nature of this double is uncertain.

OTHER CATALOGS AND DESIGNATIONS

Name	HD 170204		Constellation	Sagittarius		SAO	161515		Tycho2	6274-01484-1
Gaia DR2	4093109575571442048		HD	170204

WDS 18290-1858 I 1368 (HD 170204) : NOTES

No records found.

REFERENCES

refcode	metd	author	reference
I__1895	Ma -	Innes, R.T.A.	1895MNRAS..55..312I
I__1895	+Mb	MNRAS 55, 312,544, 1895
I__1896	Mb -	Innes, R.T.A.	1896JBAA....6..261I
I__1896		J. British Astron. Assoc. 6, 261, 1896
I__1897a	Ma -	Innes, R.T.A.	1897MNRAS..57..533I
I__1897a		MNRAS 57, 533, 1897 (data also in I__1897b,	1897AN....143..171I
I__1897a		I__1897c)	1897AN....144...89I
I__1897b	Ma -	Innes, R.T.A.	1897AN....143..171I
I__1897b		AN 143, 171, 1897
I__1897c	Ma -	Innes, R.T.A.	1897AN....144...89I
I__1897c		AN 144, 89, 1897
I__1897d	Ma -	Innes, R.T.A.	1897AN....145...93I
I__1897d		AN 145, 93, 1897
I__1897e	Ma -	Innes, R.T.A.	1897MNRAS..57..456I
I__1897e	+Mb	MNRAS 57, 456, 1897
I__1897f	Ma -	Innes, R.T.A.	1897MNRAS..58...48I
I__1897f		MNRAS 58, 48, 1897
I__1897g	Ma -	Innes, R.T.A.	1897AJ.....18...65I
I__1897g		AJ 18, 65, 1897
I__1898	Ma -	Innes, R.T.A.	1898AN....146..369I
I__1898		AN 146, 369, 1898
I__1899	Ma -	Innes, R.T.A.	1899QB4.C22v2......
I__1899		Ann. Cape Obs. 2, Pt.2, 1899 (Innes Reference Catalog)
I__1901	Ma -	Innes, R.T.A.	1901MNRAS..61..575.
I__1901		MNRAS 61, 575, 1901 (data also in I__1905)	1905AnCap...2....4I
I__1902a	Ma -	Innes, R.T.A.	1902MNRAS..62..470I
I__1902a		MNRAS 62, 470, 1902 (data also in I__1905)	1905AnCap...2....4I
I__1902b	Ma -	Innes, R.T.A.	1902MNRAS..63...76I
I__1902b		MNRAS 63, 76, 1902 (some data also in I__1905)	1905AnCap...2....4I
I__1903	-	Innes, R.T.A.	1903MNRAS..64..130I
I__1903		MNRAS 64, 130, 1903 (data also in I__1905)	1905AnCap...2....4I
I__1903b	Ma -	Innes, R.T.A.	1903Obs....26..285I
I__1903b		Obs 26, 285, 1903 (some data also in I__1905)	1905AnCap...2....4I
I__1905	Ma -	Innes, R.T.A.	1905AnCap...2....4I
I__1905		Ann. Cape Obs. 2, Pt.4, 1905
I__1907	Ma -	Innes, R.T.A.	1907Obs....30...61I
I__1907		Obs 30, 61, 1907
I__1908	-	Innes, R.T.A.	1908Obs....31..289I
I__1908		Obs 31, 289, 1908 (measures also in I__1909)
I__1909	Ma -	Innes, R.T.A.	.
I__1909		Transvaal Obs. Circ. 1, 1, 1909
I__1910	Ma -	Innes, R.T.A.	.
I__1910		Transvaal Obs. Circ. 1, 21, 1910
I__1911	Ma -	Innes, R.T.A.	.
I__1911		Transvaal Obs. Circ. 1, 61, 1911
I__1912	Ma -	Innes, R.T.A.	.
I__1912		Transvaal Obs. Circ. 1, 111, 1912
I__1913a	Ma -	Innes, R.T.A.	1913CiUO....4...31.
I__1913a		Union Obs. Johannesburg Circ. 4, 31, 1913
I__1913b	Ma -	Innes, R.T.A. (measure by Simpkins, R.P.)	1913CiUO....4...31.
I__1913b		Union Obs. Johannesburg Circ. 4, 31, 1913
I__1914	Ma -	Innes, R.T.A.	1914CiUO...14...97.
I__1914		Union Obs. Johannesburg Circ. 14, 97, 1914
I__1915a	Ma -	Innes, R.T.A.	1915CiUO...24..185.
I__1915a		Union Obs. Johannesburg Circ. 24, 185, 1915
I__1915b	Ma -	Innes, R.T.A. (measure by Cox, G.W.)	1915CiUO...24..185.
I__1915b		Union Obs. Johannesburg Circ. 24, 185, 1915
I__1915c	Ma -	Innes, R.T.A. (measure by Johnson, E.L.)	1915CiUO...24..185.
I__1915c		Union Obs. Johannesburg Circ. 24, 185, 1915
I__1915d	Ma -	Innes, R.T.A. (measure by Simpkins, R.P.)	1915CiUO...24..185.
I__1915d		Union Obs. Johannesburg Circ. 24, 185, 1915
I__1915e	-	Innes, R.T.A.	1915Obs....38..221I
I__1915e		Obs 38, 221, 1915 (measures also in I__1916)	1916CiUO...33..249I
I__1915f	-	Innes, R.T.A.	1915Obs....38..333I
I__1915f		Obs 38, 333, 1915 (measures also in I__1915)	1915CiUO...24..185I
I__1916a	Ma -	Innes, R.T.A.	1916CiUO...33..249I
I__1916a		Union Obs. Johannesburg Circ. 33, 249, 1916
I__1916b	Ma -	Innes, R.T.A. (measure by Simpkins, R.P.)	1916CiUO...33..249I
I__1916b		Union Obs. Johannesburg Circ. 33, 249, 1916
I__1916c	Ma -	Innes, R.T.A. (measure by van der Spuy, K.)	1916CiUO...33..249I
I__1916c		Union Obs. Johannesburg Circ. 33, 249, 1916
I__1917a	Ma -	Innes, R.T.A.	1917CiUO...37..285I
I__1917a		Union Obs. Johannesburg Circ. 37, 285, 1917
I__1917b	Ma -	Innes, R.T.A. (measure by Johnson, E.L.)	1917CiUO...37..285I
I__1917b		Union Obs. Johannesburg Circ. 37, 285, 1917
I__1917c	Ma -	Innes, R.T.A. (measure by van der Spuy, K.)	1917CiUO...37..285I
I__1917c		Union Obs. Johannesburg Circ. 37, 285, 1917
I__1917d	Ma -	Innes, R.T.A. (measure by Worssell, W.M.)	1917CiUO...37..285I
I__1917d		Union Obs. Johannesburg Circ. 37, 285, 1917
I__1918	Ma -	Innes, R.T.A.	1918CiUO...41..339I
I__1918		Union Obs. Johannesburg Circ. 41, 339, 1918
I__1927a	Ma -	Innes, R.T.A.	1927sdsc.book.....I
I__1927a	+Po	Southern Double Star Cat. 1927
I__1927b	Ma -	Innes, R.T.A. & van den Bos, W.H.	1927sdsc.book.....I
I__1927b		Southern Double Star Cat. 1927
I__1932A	Ma -	Innes, R.T.A.	1932QB821.A43......
I__1932A		cited in ADS (Aitken Double Star Cat.), 1932
I__1948a	Ma -	Innes, R.T.A.	1948CiUO..106..193I
I__1948a	+Po	Union Obs. Johannesburg Circ. 106, 193, 1948
I__1948b	Ma -	Innes, R.T.A. (measure by Simpkins, R.P.)	1948CiUO..106..193I
I__1948b		Union Obs. Johannesburg Circ. 106, 193, 1948
I__9999	Ma -	Innes, R.T.A.	...................
I__9999	+Mb	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
18290-1858	I 1368		1929	2	288	0.6	9.00	11.50	F6V		182859.86-185745.6

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

WDS 18290-1858 I 1368 (HD 170204) : VISUAL OBSERVATIONS REPORTS

No records found.

WDS 18290-1858 I 1368 (HD 170204) : MEASURES

No records found.

WDS 18290-1858 (HD 170204) : VIRTUAL EYEPIECE

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

WDS 18290-1858 (HD 170204) : ALADIN DSS IMAGE @ 18^h 28^m 59.86^s -18° 57' 45.6"

DSS color DSS blue 2MASS AllWISE GALEX SDSS9 XMM PanSTARRS

WDS 18290-1858 I 1368 (HD 170204) : 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		18290-1858	I 1368		288	0.6
Show		18302-1844	OCC 988		-1	0.1	23
Show		18274-1900	ARA 751		313	7.8	23
Show		18272-1852	ARA 483		48	10.0	27
Show		18274-1838	LEO 17	DE	295	15.9	29
Show		18274-1838	LEO 17	AB	211	4.1	30
Show		18274-1838	LEO 17	AC	276	17.9	30
Show		18313-1855	TNN 10	AB	170	2.8	34
Show		18313-1855	TNN 10	AC	267	3.5	34
Show		18313-1855	TNN 10	AD	213	5.1	34
Show		18313-1855	TNN 10	AE	71	5.3	34
Show		18313-1855	TNN 10	AF	119	5.4	34
Show		18290-1823	ARA 485		185	9.8	35
Show		18315-1905	ARA 752		284	11.2	37
Show		18319-1908	BU 966	GT	63	61.7	37
Show		18315-1904	ARA 753		178	5.9	37
Show		18270-1835	SKF 935		16	4.6	37
Show		18319-1908	BU 966	SE	142	161.3	39
Show		18319-1908	BU 966	EF	291	25.4	40
Show		18319-1908	BU 966	EK	26	30.5	40
Show		18319-1908	BU 966	EL	123	21.1	40
Show		18270-1830	OCC 541		-1	0.4	40
Show		18319-1908	BU 966	KM	9	72.0	40
Show		18319-1908	BU 966	JK	264	29.5	41
Show		18319-1908	BU 966	JM	345	70.4	41
Show		18319-1908	BU 966	CD	171	11.0	41
Show		18319-1908	BU 966	CG	280	284.3	41
Show		18319-1908	BU 966	CQ	36	56.5	41
Show		18262-1846	J 1743		265	3.4	41
Show		18319-1908	BU 966	HJ	310	44.4	41
Show		18319-1908	BU 966	Ba,Bb	95	0.9	42
Show		18319-1908	BU 966	BC	205	164.9	42
Show		18319-1908	BU 966	BE	302	91.0	42
Show		18319-1908	BU 966	BH	358	50.8	42
Show		18319-1908	BU 966	BQ	199	109.6	42
Show		18317-1915	ARN 107		289	21.1	42
Show		18319-1908	BU 966	AI	194	165.0	43
Show		18319-1908	BU 966	AR	90	77.0	43
Show		18319-1908	BU 966	AH	295	72.0	43
Show		18319-1908	BU 966	AG	254	429.6	43
Show		18319-1908	BU 966	AB	252	66.2	43
Show		18319-1908	BU 966	AE	281	144.8	43
Show		18319-1908	EVS 36	AU	127	14.0	43
Show		18319-1908	EVS 36	AV	164	17.3	43
Show		18319-1908	EVS 36	AW	19	19.6	43
Show		18319-1908	KRV 17	AN	178	66.8	43
Show		18319-1908	KRV 17	AO	175	35.4	43
Show		18319-1908	BU 966	IC	264	93.6	43
Show		18319-1908	BU 966	IB	351	141.3	43
Show		18319-1908	BU 966	IQ	301	69.5	43
Show		18260-1901	TDT 863		23	1.7	44

WDS 18290-1858 : COMPONENTS

	A
B	pa=289.2° sep=0.54"

18290-1858 A

Componente originario normalizzato	AB	Name	HD 170204	Coord arcsec 2000	182859.86-185745.6	Mag	9
Spectral class	F6V (yellow-white)	PmRA	-4.00	PmDE	-24.0	SAO	161515
Tycho2	6274-01484-1	HD	170204	DM	BD-19 5019

Tycho2

Tycho2	6274-01484-1	Pflag		RAmdeg	277.24940780	DEmdeg	-18.96266789
PmRA	-6.1	PmDE	-31.5	E RAmdeg	12	E DEmdeg	16
E pmRA	1.4	E pmDE	1.4	EpRAm	1989.47	EpDEm	1987.84
Num	8	Q RAmdeg	1.5	Q DEmdeg	0.8	Q pmRA	1.4
Q pmDE	0.8	BTmag	9.496	E BTmag	0.026	VTmag	8.927
E VTmag	0.023	Prox	999	TYC	T	HIP
CCDM		RAdeg	277.24942083	DEdeg	-18.96259611	EpRA 1990	1.89
EpDE 1990	1.74	E RAdeg	13.0	E DEdeg	16.7	Posflg
Corr	0.2

SAO

SAO	161515	DelFlag		RA1950		PmRA1950	0.0004
DE1950		PmDE1950	-0.026	Vmag	8.6	SpType	F5
Double code		Source	22	CatNum	7721	DM	BD-19 5019
DMcomp		BDsup		HD	170204	M HD	0
GC		RA1950rad	4.82607427	DE1950rad	-0.33153613	PmRA2000	0.0005
PmDE2000	-0.025

CCDM

Ccdm	18290-1858	RComp		Comp	A	Note1
Note2		Discov num		DRAs	-0.10	DDEs	14.6
R dRAs	10	Year		Theta		Rho
Obs	2	Vmag	9.1	Sp	F5	PmNote	*
PmRA	6	PmDE	-26	Dm number	-19 5019	Cat1	BD
Name2	161515	Cat2	SAO	HD	170204	M HD
ADS BDS	A11380	M ADS BDS		N IDS		IDS	18231S1902A
HIC

18290-1858 B

Componente originario normalizzato	AB		Coord arcsec 2000	182859.82-185745.4		Mag	11.5		Calc delta mag	2.5
Calc coord	yes

CCDM

Ccdm	18290-1858	RComp		Comp	B	Note1
Note2		Discov num	I 1368	DRAs		DDEs
R dRAs		Year	1925	Theta	293	Rho	0.7
Obs	1	Vmag	11.6	Sp		PmNote
PmRA		PmDE		Dm number		Cat1
Name2		Cat2		HD		M HD
ADS BDS	A11380	M ADS BDS		N IDS		IDS	18231S1902B
HIC