18369-1617 ARA 110 (HD 171707)

18^h 36^m 56.27^s -16° 17' 28.3" P.A. 279.00 sep 15.0 mag 8.59,10.30 Sp G8/K0

Coord 2000	18369-1617	Discov num	ARA 110	Comp		Coord arcsec 2000	18 36 56.27 -16 17 28.3
Date first	1905	Date last	2016	Obs	12
Pa first	280	Pa last	279.1	P.A. Now (θ)	279.1°
Sep first	14.9	Sep last	15.031	Sep. Now (ρ)	15.031"
Mag pri	8.59	Mag sec	10.30	delta mag (ΔM)	1.71	Spectral class	G8/K0 (yellow)
Pri motion ra	+019	Sec motion ra	+016
Pri motion dec	-010	Sec motion dec	-011
Notes

rPM=0.147 (< 0.3, Physical double)

This double is physical.

OTHER CATALOGS AND DESIGNATIONS

Name	HD 171707		Constellation	Sagittarius		SAO	161663		Tycho2	6267-02456-1
Gaia DR2	4099917992059629568		HD	171707

WDS 18369-1617 ARA 110 (HD 171707) : NOTES

No records found.

REFERENCES

refcode	metd	author	reference
Ara1961	Pa -	Aravamudan, S.	1961PASP...73..266A
Ara1961		PASP 73, 266, 1961
Ara1963	Pa -	Aravamudan, S.	.
Ara1963		Pub. Nizamiah Obs. 13, Pt.3, 1963

WDS HISTORIC DATA

coord_2000	discov_num	comp	epoch	obs	pa	sep	mag_pri	mag_sec	spectr	notes	coord_arcsec_2000
18369-1617	ARA 110		1998	3	280	15.0	8.59	10.30	G8/K0	D	183656.27-161728.3
18369-1617	ARA 110		2011	4	279	15.3	8.59	10.30	G8/K0	D	183656.27-161728.3
18369-1617	ARA 110		2015	8	279	15.0	8.59	10.30	G8/K0		183656.27-161728.3
18369-1617	ARA 110		2016	12	279	15.0	8.59	10.30	G8/K0		183656.27-161728.3

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

WDS 18369-1617 ARA 110 (HD 171707) : VISUAL OBSERVATIONS REPORTS

No records found.

WDS 18369-1617 ARA 110 (HD 171707) : MEASURES

No records found.

WDS 18369-1617 (HD 171707) : VIRTUAL EYEPIECE

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

WDS 18369-1617 (HD 171707) : ALADIN DSS IMAGE @ 18^h 36^m 56.27^s -16° 17' 28.3"

DSS color DSS blue 2MASS AllWISE GALEX SDSS9 XMM PanSTARRS

WDS 18369-1617 ARA 110 (HD 171707) : 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		18369-1617	ARA 110		279	15.0
Show		18375-1619	ARA 111		197	9.2	9
Show		18360-1625	TDT 954		204	2.0	16
Show		18363-1649	ARA 109		32	12.6	33
Show		18347-1632	ARA 108		17	16.2	36
Show		18369-1532	J 2220		15	6.0	48
Show		18351-1659	MCA 52		145	0.2	50
Show		18408-1603	OL 8		71	3.4	54
Show		18332-1620	ARA 107		221	8.3	54
Show		18390-1528	J 1834		59	7.5	59
Show		18344-1707	J 2217		300	5.8	63
Show		18396-1713	GWP2792		136	22.6	67
Show		18338-1710	J 2216		19	3.6	69
Show		18328-1656	ARA 106		160	10.1	71
Show		18326-1542	RBR 9		250	7.3	72
Show		18326-1657	ARA 283	AB	34	11.9	74
Show		18326-1657	ARA 283	AC	143	13.8	74
Show		18320-1641	ARA 105		144	14.5	75
Show		18317-1658	HU 243		346	1.4	85
Show		18377-1742	FEN 32		119	4.2	86
Show		18427-1547	HU 250		298	2.2	89
Show		18307-1559	ARA 103		189	13.9	93
Show		18307-1639	ARA 104		205	11.1	93
Show		18342-1741	ARA 284		69	5.4	93
Show		18318-1718	KPP4112		250	1.5	95
Show		18348-1449	J 2218		169	6.6	95
Show		18412-1731	FEN 34		325	3.8	96
Show		18349-1442	STF2337	AB	296	16.6	100
Show		18349-1442	ARN 47	AC	80	377.8	100
Show		18428-1523	HLD 145		51	1.5	100
Show		18307-1530	J 1653		237	6.7	104
Show		18444-1623	HJ 2835		303	15.3	108
Show		18295-1606	TDT 909		85	1.7	108
Show		18315-1456	J 2132		322	3.7	111
Show		18437-1534	J 2224		202	10.4	111
Show		18311-1730	J 1744		249	2.9	111
Show		18387-1429	HDS2641	AB	358	0.1	112
Show		18387-1430	CRC 30	AB	261	4.8	112
Show		18387-1430	CRC 30	AC	300	9.6	112
Show		18387-1430	CRC 30	AD	61	7.3	112
Show		18442-1539	BRT 633		42	4.8	113
Show		18299-1522	BRT 632		321	4.9	116
Show		18435-1725	RST3194		87	4.0	116
Show		18323-1439	CHR 73		254	0.0	120
Show		18309-1456	FOX 231		8	8.9	120
Show		18419-1445	J 2222		162	4.8	120
Show		18420-1445	J 2223		29	4.7	121
Show		18386-1816	ARA 486		20	14.6	121
Show		18337-1426	SLE 190		34	14.1	121
Show		18409-1430	BU 967	AB	195	2.4	122
Show		18409-1430	BU 967	AC	53	39.0	122

WDS 18369-1617 : COMPONENTS

	A
B	pa=279.5° sep=14.44"

18369-1617 A

Componente originario normalizzato	AB	Name	HD 171707	Coord arcsec 2000	183656.27-161728.3	Mag	8.59
Spectral class	G8/K0 (yellow)	PmRA	19.00	PmDE	-10.0	SAO	161663
Tycho2	6267-02456-1	HD	171707	DM	BD-16 4955

Tycho2

Tycho2	6267-02456-1	Pflag		RAmdeg	279.23450374	DEmdeg	-16.29120849
PmRA	18.9	PmDE	-10.6	E RAmdeg	12	E DEmdeg	14
E pmRA	1.4	E pmDE	1.4	EpRAm	1989.85	EpDEm	1988.86
Num	6	Q RAmdeg	0.7	Q DEmdeg	0.4	Q pmRA	0.7
Q pmDE	0.4	BTmag	9.915	E BTmag	0.035	VTmag	8.594
E VTmag	0.019	Prox	752	TYC	T	HIP
CCDM		RAdeg	279.23445833	DEdeg	-16.29118417	EpRA 1990	1.74
EpDE 1990	1.72	E RAdeg	12.4	E DEdeg	14.9	Posflg
Corr	-0.1

SAO

SAO	161663	DelFlag		RA1950		PmRA1950	0.0011
DE1950		PmDE1950	-0.004	Vmag	8.7	SpType	G5
Double code		Source	21	CatNum	6846	DM	BD-16 4955
DMcomp		BDsup		HD	171707	M HD	0
GC		RA1950rad	4.86096838	DE1950rad	-0.28508255	PmRA2000	0.0013
PmDE2000	-0.003

CCDM

Ccdm	18369-1617	RComp		Comp	A	Note1
Note2		Discov num		DRAs	2.22	DDEs	-28.1
R dRAs	10	Year		Theta		Rho
Obs	2	Vmag	9.5	Sp	G5	PmNote	*
PmRA	16	PmDE	-4	Dm number	-16 4955	Cat1	BD
Name2	161663	Cat2	SAO	HD	171707	M HD
ADS BDS		M ADS BDS		N IDS		IDS	18312S1622A
HIC

18369-1617 B

Componente originario normalizzato	AB		Coord arcsec 2000	183655.28-161725.9		Mag	10.3		PmRA	16.00
PmDE	-11.0		Calc delta mag	1.71		Calc coord	yes

CCDM

Ccdm	18369-1617	RComp		Comp	B	Note1
Note2		Discov num	ARA 110	DRAs		DDEs
R dRAs		Year	1916	Theta	278	Rho	14.3
Obs	1	Vmag	11.2	Sp		PmNote
PmRA		PmDE		Dm number		Cat1
Name2		Cat2		HD		M HD
ADS BDS		M ADS BDS		N IDS		IDS	18312S1622B
HIC