17492+0909 STF 2228

17^h 49^m 34.44^s +09° 11' 29.5" P.A. 106.00 sep 19.0 mag 10.55,10.87 Sp K0

Coord 2000	17492+0909	Discov num	STF2228	Comp		Coord arcsec 2000	17 49 34.44 +09 11 29.5
Date first	1829	Date last	2016	Obs	28
Pa first	107	Pa last	105.5	P.A. Now (θ)	105.5°
Sep first	18.6	Sep last	19.035	Sep. Now (ρ)	19.035"
Mag pri	10.55	Mag sec	10.87	delta mag (ΔM)	0.32	Spectral class	K0 (yellow-orange)
Pri motion ra	-017	Sec motion ra	-014
Pri motion dec	-017	Sec motion dec	-014
Notes	T (Parallax indicates physical)

rPM=0.176 (< 0.3, Physical double)

This double is physical.

OTHER CATALOGS AND DESIGNATIONS

Constellation

Ophiuchus

Tycho2

0994-00697-1

Gaia DR2

4488374213124557440

WDS 17492+0909 STF 2228 : NOTES

No records found.

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
17492+0909	STF2228		2005	11	105	19.3	8.98	9.50	K0		174914.37+090927.2
17492+0909	STF2228		2013	21	105	19.0	10.55	10.87	K0	N	174934.44+091129.5
17492+0909	STF2228		2015	23	106	19.0	10.55	10.87	K0		174934.44+091129.5
17492+0909	STF2228		2016	28	106	19.0	10.55	10.87	K0	T	174934.44+091129.5

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

WDS 17492+0909 STF 2228 : VISUAL OBSERVATIONS REPORTS

No records found.

WDS 17492+0909 STF 2228 : MEASURES

No records found.

WDS 17492+0909 : VIRTUAL EYEPIECE

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WDS 17492+0909 : ALADIN DSS IMAGE @ 17^h 49^m 34.44^s +09° 11' 29.5"

DSS color DSS blue 2MASS AllWISE GALEX SDSS9 XMM PanSTARRS

WDS 17492+0909 STF 2228 : 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		17492+0909	STF2228		106	19.0
Show		17492+0856	BRT2607		353	4.3	17
Show		17502+0853	LDS4763		246	19.2	21
Show		17473+0851	BVD 124		242	21.2	41
Show		17465+0920	GWP2736			16.2	46
Show		17504+0956	TDT 528		158	3.0	47
Show		17518+0945	UC 3432		271	46.1	47
Show		17494+0823	UC 3419		232	52.7	49
Show		17524+0834	AHD 7	AB	85	34.7	57
Show		17524+0834	AHD 7	AC	249	6.5	57
Show		17508+0815	TDT 531		70	2.9	60
Show		17529+0948	SKF 304		209	24.7	62
Show		17515+1010	NSN 698		75	1.7	66
Show		17512+0804	TDT 535		342	0.6	72
Show		17485+1025	HEI 552		157	2.7	76
Show		17507+0755	STF2230	AB	87	46.8	78
Show		17507+0755	STF2230	AC	113	39.9	78
Show		17507+0755	STF2230	BC	209	20.5	79
Show		17462+1019	AG 356		216	14.5	84
Show		17436+0856	TDT 479		341	1.5	91
Show		17553+0838	TVB 299		136	4.0	92
Show		17533+0758	NSN 699		320	31.3	92
Show		17442+0824	UC 3394		202	10.6	94
Show		17512+0741	A 1163		103	1.1	94
Show		17560+0928	UC 3450		44	55.4	97
Show		17447+1020	BRT1290		37	3.1	100
Show		17529+0744	SKF2779		62	67.7	101
Show		17514+0734	BRT2172		42	4.2	102
Show		17560+0827	J 457		219	2.6	105
Show		17564+0834	J 458		116	4.5	106
Show		17480+0729	BRT2606		319	4.5	106
Show		17488+1057	BRT1291		178	3.7	107
Show		17534+0737	UC 3441		112	33.6	111
Show		17570+0932	LEP 155	AB	177	3.3	112
Show		17519+0724	A 1164	AB	42	0.4	114
Show		17519+0724	SKF1858	AB,C	87	45.4	114
Show		17433+1018	HEI 551		68	3.4	115
Show		17453+1049	BPM 698		164	9.1	117
Show		17506+0714	STT 337		163	0.6	119
Show		17534+1058	STTA160		191	102.2	121
Show		17578+0922	HJ 1308		140	9.7	123
Show		17432+1029	BRT1289		19	3.9	123
Show		17420+0814	STF2193		65	5.9	127
Show		17448+1059	UC 3396		147	43.9	129
Show		17581+0829	J 2510		233	1.4	133
Show		17542+1108	FIN 381		158	0.1	136
Show		17420+1038	HDS2504		214	0.2	142
Show		17539+0701	HEI 865		357	1.7	146
Show		17434+1110	BPM 697		102	38.7	150
Show		17487+1143	LEP 85		17	55.7	152
Show		17575+1058	BU 1299	AB	103	0.3	158

WDS 17492+0909 : COMPONENTS

	A
B	pa=105.7° sep=18.81"

17492+0909 A

Componente originario normalizzato	AB		Coord arcsec 2000	174934.44+091129.5		Mag	10.55		Spectral class	K0 (yellow-orange)
PmRA	-17.00		PmDE	-17.0		Tycho2	0994-00697-1

Tycho2

Tycho2	0994-00697-1	Pflag		RAmdeg	267.39347988	DEmdeg	9.19151608
PmRA	-17.2	PmDE	-22.7	E RAmdeg	29	E DEmdeg	33
E pmRA	1.8	E pmDE	1.6	EpRAm	1987.22	EpDEm	1985.02
Num	7	Q RAmdeg	0.9	Q DEmdeg	1.2	Q pmRA	0.8
Q pmDE	1.2	BTmag	11.286	E BTmag	0.064	VTmag	10.551
E VTmag	0.047	Prox	190	TYC	T	HIP
CCDM		RAdeg	267.39351944	DEdeg	9.19157194	EpRA 1990	1.65
EpDE 1990	1.46	E RAdeg	33.4	E DEdeg	37.0	Posflg
Corr	0.0

CCDM

Ccdm	17492+0909	RComp		Comp	A	Note1
Note2		Discov num		DRAs	2.40	DDEs	27.7
R dRAs	10	Year		Theta		Rho
Obs	2	Vmag	10.0	Sp	K0	PmNote	*
PmRA	12	PmDE	0	Dm number	+09 3476	Cat1	BD
Name2	+09 2104	Cat2	AGK2/3	HD	162137	M HD
ADS BDS	B 8179	M ADS BDS		N IDS		IDS	17444N0913A
HIC

17492+0909 B

Componente originario normalizzato	AB		Coord arcsec 2000	174935.66+091124.4		Mag	10.87		PmRA	-14.00
PmDE	-14.0		Tycho2	0994-00475-1		Calc delta mag	0.32		Calc coord	yes

Tycho2

Tycho2	0994-00475-1	Pflag		RAmdeg	267.39864086	DEmdeg	9.19013139
PmRA	-15.0	PmDE	-18.5	E RAmdeg	43	E DEmdeg	46
E pmRA	2.1	E pmDE	2.0	EpRAm	1984.76	EpDEm	1982.78
Num	5	Q RAmdeg	1.1	Q DEmdeg	0.5	Q pmRA	1.1
Q pmDE	0.6	BTmag	11.811	E BTmag	0.088	VTmag	10.866
E VTmag	0.066	Prox	190	TYC	T	HIP
CCDM		RAdeg	267.39867944	DEdeg	9.19017333	EpRA 1990	1.62
EpDE 1990	1.46	E RAdeg	46.1	E DEdeg	49.9	Posflg
Corr	0.1

CCDM

Ccdm	17492+0909	RComp		Comp	B	Note1
Note2		Discov num	STF2228	DRAs		DDEs
R dRAs		Year	1829	Theta	107	Rho	18.6
Obs	4	Vmag	10.5	Sp		PmNote
PmRA		PmDE		Dm number		Cat1
Name2		Cat2		HD		M HD
ADS BDS	B 8179	M ADS BDS		N IDS		IDS	17444N0913B
HIC