17383-4513 HDS 2491 (HD 159688)

17^h 38^m 17.72^s -45° 12' 49.8" P.A. 247.00 sep 0.5 mag 10.05,12.50 Sp G3V dist. 156.74 pc (511.29 l.y.)

Coord 2000	17383-4513	Discov num	HDS2491	Comp		Coord arcsec 2000	17 38 17.72 -45 12 49.8
Date first	1991	Date last	2018	Obs	2
Pa first	247	Pa last	246.8	P.A. Now (θ)	246.8°
Sep first	0.5	Sep last	0.532	Sep. Now (ρ)	0.532"
Mag pri	10.05	Mag sec	12.50	delta mag (ΔM)	2.45	Spectral class	G3V (yellow)
Pri motion ra	-026	Sec motion ra
Pri motion dec	-019	Sec motion dec
Notes

Nature of this double is uncertain.

OTHER CATALOGS AND DESIGNATIONS

Name	HD 159688	Constellation	Scorpius	HIP	86324	Tycho2	8343-00280-1
Gaia DR2	5955238546961876224	HD	159688	CD	CD-4511731	CP	CP-45 8734
Distance	156.74	Distance ly	511.29

WDS 17383-4513 HDS 2491 (HD 159688) : NOTES

No records found.

REFERENCES

refcode	metd	author	reference
HDS		Hipparcos Double Star (from additional DD list)	...................

WDS HISTORIC DATA

coord_2000	discov_num	comp	epoch	obs	pa	sep	mag_pri	mag_sec	spectr	notes	coord_arcsec_2000
17383-4513	HDS2491		1991	1	247	0.5	10.05	12.50	G3V		173817.72-451249.8
17383-4513	HDS2491		2018	2	247	0.5	10.05	12.50	G3V		173817.72-451249.8

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

WDS 17383-4513 HDS 2491 (HD 159688) : VISUAL OBSERVATIONS REPORTS

No records found.

WDS 17383-4513 HDS 2491 (HD 159688) : MEASURES

No records found.

WDS 17383-4513 (HD 159688) : VIRTUAL EYEPIECE

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

WDS 17383-4513 (HD 159688) : ALADIN DSS IMAGE @ 17^h 38^m 17.72^s -45° 12' 49.8"

DSS color DSS blue 2MASS AllWISE GALEX SDSS9 XMM PanSTARRS

WDS 17383-4513 HDS 2491 (HD 159688) : 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		17383-4513	HDS2491		247	0.5
Show		17376-4516	CPO 539		216	5.5	9
Show		17374-4519	BRT 985		96	4.0	12
Show		17388-4532	B 2841		44	5.5	20
Show		17395-4454	DON 853		197	0.3	24
Show		17408-4457	TDS 877		313	1.3	31
Show		17410-4530	DON 855		265	0.4	34
Show		17389-4546	DON 851		243	2.1	34
Show		17347-4508	RSS 451		154	11.2	39
Show		17395-4553	SKF1418	AB	82	15.4	43
Show		17395-4553	KPP4390	AC	214	30.9	43
Show		17395-4553	KPP4390	BC	229	42.8	43
Show		17383-4555	CPO9246		36	4.4	43
Show		17397-4559	HDS2497		169	0.5	49
Show		17427-4451	DON 859		218	0.9	52
Show		17371-4419	WDK 3		190	0.2	56
Show		17332-4531	I 603		78	1.3	57
Show		17431-4446	I 1335		57	3.0	58
Show		17416-4601	BRT 987		291	5.3	60
Show		17417-4604	SWR 228		100	23.6	63
Show		17359-4611	NSN 379		276	12.0	64
Show		17340-4600	DON 843		222	4.3	66
Show		17437-4442	BRT 989		17	3.1	66
Show		17388-4406	I 1331		58	1.3	68
Show		17340-4421	RST5435		325	1.1	70
Show		17450-4511	HJ 4973		24	14.0	71
Show		17335-4606	RST 941		150	2.2	74
Show		17313-4501	DON 841		29	2.2	75
Show		17452-4458	BRT 990	BC	20	4.2	75
Show		17452-4458	BRT 990	AB	292	4.4	75
Show		17424-4618	HDS2505	AB	319	0.4	78
Show		17424-4618	ARY 128	AB,C	293	93.1	78
Show		17335-4413	BRT 980		127	5.6	79
Show		17363-4357	BRT 983		135	3.1	79
Show		17423-4621	ARY 124		350	55.7	81
Show		17320-4559	ARY 93		206	56.4	81
Show		17420-4401	DON 857		44	0.9	82
Show		17459-4500	DON 862		186	2.0	82
Show		17339-4405	SEE 333		295	15.8	83
Show		17403-4633	CPO 545		33	6.2	84
Show		17318-4602	I 40		210	20.5	84
Show		17405-4352	DON 854	AB	122	7.3	85
Show		17405-4352	COO 217	AC	203	15.5	85
Show		17312-4552	BRT 975		134	5.1	85
Show		17321-4420	COO 214	AB	38	8.8	85
Show		17321-4420	COO 214	BC	342	10.2	85
Show		17447-4415	RSS 460		358	14.9	90
Show		17454-4423	TDT 490		18	0.9	91
Show		17363-4344	DON 845		167	0.3	92
Show		17330-4400	HDS2478		351	0.5	93
Show		17294-4520	CPO 528		357	4.7	95

WDS 17383-4513 : COMPONENTS

	A
B	pa=238.7° sep=0.40"

17383-4513 A

Componente originario normalizzato	AB	Name	HD 159688	Coord arcsec 2000	173817.72-451249.8	Mag	10.05
Spectral class	G3V (yellow)	PmRA	-26.00	PmDE	-19.0	HIP	86324
Tycho2	8343-00280-1	HD	159688	CD	CD-4511731	CP	CP-45 8734

Tycho2

Tycho2	8343-00280-1	Pflag		RAmdeg	264.57374418	DEmdeg	-45.21389194
PmRA	-27.9	PmDE	-19.3	E RAmdeg	29	E DEmdeg	29
E pmRA	1.7	E pmDE	1.6	EpRAm	1982.80	EpDEm	1976.50
Num	4	Q RAmdeg	0.8	Q DEmdeg	0.6	Q pmRA	0.8
Q pmDE	0.6	BTmag	10.783	E BTmag	0.067	VTmag	9.883
E VTmag	0.048	Prox	999	TYC	T	HIP	86324
CCDM	AB	RAdeg	264.57383944	DEdeg	-45.21384278	EpRA 1990	1.62
EpDE 1990	1.40	E RAdeg	33.5	E DEdeg	39.8	Posflg
Corr	0.2

Hipparcos

Catalog	H	HIP	86324	Proxy	H	RAhms	17 38 17.72
DEdms	-45 12 49.8	Vmag	9.81	VarFlag		R Vmag	H
RAdeg	264.574	DEdeg	-45.2138	AstroRef	A	Plx	7.98
CCDM	17383-4513	N CCDM	H	Nsys	1	Ncomp	2
MultFlag	C	Source		Qual	A	M HIP	AB
Theta	247	Rho	0.529	HD	159688	BD
CD	CD-4511731	CP	CP-45 8734	Dm number	-4511731	VIred	0.74
SpType	G3V	R SpType		Coord arcsec 2000	173817.72-451249.8

Hipparcos 2

HIP	86324	Sn	15	So	3	Nc	2
RArad	4.6176847779	DErad	-0.7891304023	Plx	6.38	PmRA	-26.69
PmDE	-20.27	E RArad	1.72	E DErad	1.4	E Plx	1.98
E pmRA	2.16	E pmDE	1.65	Hpmag	9.9455	E Hpmag	0.0035
SHp	0.028	VA	0	BV	0.73	E BV	0.078
VI	0.78

CCDM

Ccdm	17383-4513	RComp		Comp	A	Note1
Note2		Discov num		DRAs	-0.30	DDEs	10.0
R dRAs	82	Year		Theta		Rho
Obs	2	Vmag	10.1	Sp	G3	PmNote	*
PmRA	-26	PmDE	-19	Dm number	-4511731	Cat1	CD
Name2		Cat2		HD	159688	M HD
ADS BDS		M ADS BDS		N IDS		IDS
HIC	86324

17383-4513 B

Componente originario normalizzato	AB		Coord arcsec 2000	173817.69-451250.0		Mag	12.5		Calc delta mag	2.45
Calc coord	yes

CCDM

Ccdm	17383-4513	RComp		Comp	B	Note1
Note2		Discov num	HDS	DRAs	-0.34	DDEs	9.8
R dRAs	82	Year	1991	Theta	247	Rho	0.5
Obs	1	Vmag	12.5	Sp		PmNote	*
PmRA	-26	PmDE	-19	Dm number		Cat1
Name2		Cat2		HD		M HD
ADS BDS		M ADS BDS		N IDS		IDS
HIC	86324