18459-1030 STF 2373 (HD 173457)

18^h 45^m 51.33^s -10° 29' 34.1" P.A. 336.00 sep 4.3 mag 7.39,8.43 Sp F2 dist. 268.82 pc (876.89 l.y.)

Coord 2000	18459-1030	Discov num	STF2373	Comp		Coord arcsec 2000	18 45 51.33 -10 29 34.1
Date first	1823	Date last	2018	Obs	64
Pa first	336	Pa last	335.9	P.A. Now (θ)	335.9°
Sep first	5.3	Sep last	4.259	Sep. Now (ρ)	4.259"
Mag pri	7.39	Mag sec	8.43	delta mag (ΔM)	1.04	Spectral class	F2 (yellow-white)
Pri motion ra	+004	Sec motion ra	+004
Pri motion dec	-009	Sec motion dec	-009
Notes

Nature of this double is uncertain.

OTHER CATALOGS AND DESIGNATIONS

Name	HD 173457	Constellation	Scutum	SAO	161805	HIP	92062
Tycho2	5696-00925-1	Gaia DR2	4107154629619189632	HD	173457	GC	25679
BD	BD-10 4787	Distance	268.82	Distance ly	876.89

WDS 18459-1030 STF 2373 (HD 173457) : 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
18459-1030	STF2373		2007	59	337	4.4	7.39	8.43	F2	D	184551.33-102934.1
18459-1030	STF2373		2010	60	335	3.8	7.39	8.43	F2		184551.33-102934.1
18459-1030	STF2373		2016	60	337	4.2	7.39	8.43	F2		184551.33-102934.1
18459-1030	STF2373		2018	62	336	4.3	7.39	8.43	F2		184551.33-102934.1

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

WDS 18459-1030 STF 2373 (HD 173457) : VISUAL OBSERVATIONS REPORTS

No records found.

WDS 18459-1030 STF 2373 (HD 173457) : MEASURES

No records found.

WDS 18459-1030 (HD 173457) : 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 18459-1030 (HD 173457) : ALADIN DSS IMAGE @ 18^h 45^m 51.33^s -10° 29' 34.1"

DSS color DSS blue 2MASS AllWISE GALEX SDSS9 XMM PanSTARRS

WDS 18459-1030 STF 2373 (HD 173457) : 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		18459-1030	STF2373		336	4.3	1
Show		18461-1020	J 467		271	2.1	10
Show		18460-1053	J 2675		149	5.7	23
Show		18467-1008	A 1887		265	3.4	26
Show		18461-1057	J 1597		29	6.1	30
Show		18459-1000	HO 568		174	5.0	30
Show		18463-1059	J 1598		242	6.8	31
Show		18463-1104	KPP 424		133	3.4	36
Show		18452-1104	J 465		30	2.3	36
Show		18480-1009	HDS2665		194	0.3	39
Show		18489-1027	RST4599		125	1.1	47
Show		18472-1113	HDS2664		38	6.8	48
Show		18481-0950	J 2677		298	6.0	51
Show		18422-1022	J 2522		232	3.3	54
Show		18471-0939	RST4598	AB	244	1.7	55
Show		18471-0939	J 106	AC	151	4.4	55
Show		18490-1059	J 2531		59	3.2	56
Show		18452-1125	TDT1034		20	1.7	57
Show		18493-1058	HO 439		157	3.5	58
Show		18430-1109	KPP2763		138	34.3	58
Show		18492-0957	A 1888		165	2.2	60
Show		18460-0928	HO 88		27	2.2	62
Show		18423-0952	SLE 234		60	6.6	65
Show		18499-1057	DAM 122		303	8.6	67
Show		18452-0923	TDT1033		124	10.5	68
Show		18498-1057	J 2926		178	5.1	68
Show		18497-1059	J 2925		325	7.4	69
Show		18467-0916	JNN 118		268	3.4	75
Show		18502-1123	J 2151		122	5.9	83
Show		18413-1143	GWP2793		320	9.1	100
Show		18423-0903	RST4594	AB	45	14.4	102
Show		18423-0903	H 5 36	AC	131	52.3	102
Show		18423-0903	SLE 233	AD	264	110.9	102
Show		18532-1013	SZA 6		89	0.2	111
Show		18469-1222	BRT2757		131	3.7	114
Show		18467-1226	J 2146		151	8.7	114
Show		18530-0935	CHR 81	AB	89	0.2	120
Show		18532-1121	A 1889	A,BC	32	61.5	121
Show		18532-1121	A 1889	BC	119	0.8	121
Show		18382-1115	RST4018		63	0.4	123
Show		18379-1111	BRT2755		132	3.7	125
Show		18460-0824	SLE 241		258	10.3	127
Show		18378-1121	HU 70		181	0.2	130
Show		18490-0828	HDS2666	Aa,Ab	257	0.2	131
Show		18490-0828	STF2388	AB	344	53.6	131
Show		18490-0828	ABH 105	AD	157	43.8	131
Show		18490-0828	ABH 105	AE	275	72.2	131
Show		18490-0828	STF2388	BC	18	21.1	132
Show		18524-1158	J 2928		18	5.5	133
Show		18442-0817	TOB 295		267	17.3	135
Show		18527-1157	J 2929	BC	148	7.1	135

WDS 18459-1030 : COMPONENTS

	A
B	pa=336.3° sep=4.25"

18459-1030 A

Componente originario normalizzato	AB	Name	HD 173457	Coord arcsec 2000	184551.33-102934.1	Mag	7.39
Spectral class	F2 (yellow-white)	PmRA	4.00	PmDE	-9.0	SAO	161805
HIP	92062	Tycho2	5696-00925-1	HD	173457	GC	25679
BD	BD-10 4787

Tycho2

Tycho2	5696-00925-1	Pflag		RAmdeg	281.46387198	DEmdeg	-10.49280557
PmRA	7.7	PmDE	-18.2	E RAmdeg	4	E DEmdeg	6
E pmRA	1.7	E pmDE	1.8	EpRAm	1991.78	EpDEm	1991.66
Num	4	Q RAmdeg	1.2	Q DEmdeg	0.8	Q pmRA	1.4
Q pmDE	0.8	BTmag	7.841	E BTmag	0.015	VTmag	7.388
E VTmag	0.011	Prox	41	TYC	T	HIP	92062
CCDM	A	RAdeg	281.46385417	DEdeg	-10.49276389	EpRA 1990	1.84
EpDE 1990	1.79	E RAdeg	4.4	E DEdeg	5.9	Posflg
Corr	-0.1

SAO

SAO	161805	DelFlag		RA1950		PmRA1950	0.0007
DE1950		PmDE1950	-0.009	Vmag	7.2	SpType	F2
Double code		Source	70	CatNum	25679	DM	BD-10 4787
DMcomp		BDsup		HD	173457	M HD	0
GC	25679	RA1950rad	4.90040278	DE1950rad	-0.18407024	PmRA2000	0.0009
PmDE2000	-0.008

Hipparcos

Catalog	H	HIP	92062	Proxy	H	RAhms	18 45 51.32
DEdms	-10 29 34.0	Vmag	6.95	VarFlag		R Vmag	G
RAdeg	281.464	DEdeg	-10.4928	AstroRef	A	Plx	3.04
CCDM	18459-1030	N CCDM	I	Nsys	1	Ncomp	2
MultFlag	C	Source		Qual	A	M HIP	AB
Theta	337	Rho	4.13	HD	173457	BD	BD-10 4787
CD		CP		Dm number	-10 4787	VIred	0.6
SpType	F2	R SpType		Coord arcsec 2000	184551.32-102934.0

Hipparcos 2

HIP	92062	Sn	15	So	3	Nc	2
RArad	4.912470987	DErad	-0.1831333068	Plx	3.72	PmRA	4.59
PmDE	-10.13	E RArad	0.69	E DErad	0.44	E Plx	0.77
E pmRA	1.02	E pmDE	0.71	Hpmag	7.0765	E Hpmag	0.0011
SHp	0.009	VA	0	BV	0.532	E BV	0.015
VI	0.6

CCDM

Ccdm	18459-1030	RComp		Comp	A	Note1
Note2		Discov num		DRAs	-2.63	DDEs	25.8
R dRAs	10	Year		Theta		Rho
Obs	2	Vmag	7.2	Sp	F2	PmNote	*
PmRA	12	PmDE	-9	Dm number	-10 4787	Cat1	BD
Name2	161805	Cat2	SAO	HD	173457	M HD
ADS BDS	A11642	M ADS BDS		N IDS		IDS	18403S1036A
HIC	92062

18459-1030 B

Componente originario normalizzato	AB		Coord arcsec 2000	184551.21-102930.2		Mag	8.43		PmRA	4.00
PmDE	-9.0		Calc delta mag	1.04		Calc coord	yes

CCDM

Ccdm	18459-1030	RComp		Comp	B	Note1
Note2		Discov num	STF2373	DRAs		DDEs
R dRAs		Year	1832	Theta	338	Rho	4.2
Obs	20	Vmag	8.2	Sp		PmNote
PmRA		PmDE		Dm number		Cat1
Name2		Cat2		HD		M HD
ADS BDS	A11642	M ADS BDS		N IDS		IDS	18403S1036B
HIC	92062