18102-1616 ARA 98 (HD 166187)

18^h 10^m 12.18^s -16° 15' 43.0" P.A. 76.00 sep 9.0 mag 9.07,12.30 Sp B9.5IV/V

Coord 2000	18102-1616	Discov num	ARA 98	Comp		Coord arcsec 2000	18 10 12.18 -16 15 43.0
Date first	1903	Date last	2015	Obs	6
Pa first	83	Pa last	76	P.A. Now (θ)	76°
Sep first	8.7	Sep last	9	Sep. Now (ρ)	9"
Mag pri	9.07	Mag sec	12.30	delta mag (ΔM)	3.23	Spectral class	B9.5IV/V (blue-white)
Pri motion ra	+000	Sec motion ra	+003
Pri motion dec	-013	Sec motion dec	-002
Notes

rPM=0.877

This double is not physical.

OTHER CATALOGS AND DESIGNATIONS

Name	HD 166187		Constellation	Sagittarius		SAO	161133		Tycho2	6264-01520-1
Gaia DR2	4145649188863736320		HD	166187

WDS 18102-1616 ARA 98 (HD 166187) : 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
18102-1616	ARA 98		1999	4	77	9.0	9.07	12.30	B9.5IV/V	D	181012.18-161543.0
18102-1616	ARA 98		2015	6	76	9.0	9.07	12.30	B9.5IV/V		181012.18-161543.0

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WDS 18102-1616 ARA 98 (HD 166187) : VISUAL OBSERVATIONS REPORTS

No records found.

WDS 18102-1616 ARA 98 (HD 166187) : MEASURES

No records found.

WDS 18102-1616 (HD 166187) : VIRTUAL EYEPIECE

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WDS 18102-1616 (HD 166187) : ALADIN DSS IMAGE @ 18^h 10^m 12.18^s -16° 15' 43.0"

DSS color DSS blue 2MASS AllWISE GALEX SDSS9 XMM PanSTARRS

WDS 18102-1616 ARA 98 (HD 166187) : 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		18102-1616	ARA 98		76	9.0	1
Show		18107-1624	FEN 27		21	4.6	11
Show		18093-1624	BRT 627		220	4.6	16
Show		18117-1605	J 1620	BC	235	7.3	25
Show		18117-1605	J 1620	BD	11	8.0	25
Show		18117-1605	J 1620	AB	272	27.8	25
Show		18117-1605	ABH 95	AE	346	46.8	25
Show		18117-1605	ABH 95	AF	300	120.2	25
Show		18106-1645	S 700	AB	291	18.8	30
Show		18106-1645	S 700	AC	353	28.6	30
Show		18106-1645	ABH 94	AD	348	47.7	30
Show		18106-1645	ABH 94	AE	65	58.0	30
Show		18106-1645	ABH 94	AF	49	99.2	30
Show		18106-1645	S 700	AG	297	35.6	30
Show		18112-1642	RST4000		292	0.5	31
Show		18128-1618	HJ 2821	AB	278	7.8	38
Show		18128-1618	BU 1463	AC	12	53.1	38
Show		18080-1637	RST3996		90	0.2	39
Show		18124-1548	BRT 586		76	5.1	42
Show		18118-1541	HO 429		30	4.3	43
Show		18103-1700	ARA 268		304	14.0	44
Show		18108-1709	HU 195	AB	71	1.3	54
Show		18108-1709	HJ 593	AC	312	19.8	54
Show		18099-1710	ARA 267		348	14.7	55
Show		18095-1712	SKF 94	AB	243	4.6	58
Show		18095-1712	SKF 94	AC	279	6.2	58
Show		18130-1537	J 2200		222	7.7	58
Show		18143-1631	J 1648		90	6.2	62
Show		18125-1522	LV 7	AB	272	3.4	63
Show		18125-1522	LV 7	AC	240	33.7	63
Show		18125-1522	AOT 71	AB,D	153	18.8	63
Show		18079-1709	ARA 265		326	14.2	63
Show		18136-1536	BU 131	BC	310	6.2	64
Show		18136-1536	BU 131	AB	277	3.2	64
Show		18136-1536	FOX 221	AD	34	40.8	64
Show		18136-1536	BU 131	AC	300	9.2	64
Show		18112-1723	RST3161		241	0.4	69
Show		18154-1622	J 1649		337	3.4	76
Show		18066-1712	HJ 2818		139	17.7	77
Show		18156-1602	AOT 72		348	8.4	80
Show		18154-1648	HJ 2824		74	21.9	82
Show		18158-1554	RST4005		313	0.4	85
Show		18044-1610	BRT 626		10	3.7	85
Show		18105-1745	J 2197	AB	109	72.6	90
Show		18139-1503	RST4002		47	2.5	91
Show		18105-1745	J 2197	BC	82	6.2	91
Show		18157-1658	FOX 223		325	5.6	91
Show		18142-1506	RST4004		220	1.6	92
Show		18041-1644	RST3993		14	1.0	93
Show		18046-1702	HU 194		297	0.4	93
Show		18158-1527	SKF2388		48	12.2	95

WDS 18102-1616 : COMPONENTS

	A
B	pa=75.4° sep=8.66"

18102-1616 A

Componente originario normalizzato	AB	Name	HD 166187	Coord arcsec 2000	181012.18-161543.0	Mag	9.07
Spectral class	B9.5IV/V (blue-white)	PmRA	0.00	PmDE	-13.0	SAO	161133
Tycho2	6264-01520-1	HD	166187	DM	BD-16 4732

Tycho2

Tycho2	6264-01520-1	Pflag		RAmdeg	272.55079100	DEmdeg	-16.26196067
PmRA	2.0	PmDE	-12.0	E RAmdeg	9	E DEmdeg	11
E pmRA	1.2	E pmDE	1.2	EpRAm	1990.43	EpDEm	1989.64
Num	11	Q RAmdeg	1.4	Q DEmdeg	1.5	Q pmRA	1.6
Q pmDE	1.5	BTmag	9.117	E BTmag	0.019	VTmag	9.066
E VTmag	0.019	Prox	999	TYC	T	HIP
CCDM		RAdeg	272.55078583	DEdeg	-16.26193306	EpRA 1990	1.71
EpDE 1990	1.64	E RAdeg	8.6	E DEdeg	11.0	Posflg
Corr	0.0

SAO

SAO	161133	DelFlag		RA1950		PmRA1950	-0.0003
DE1950		PmDE1950	-0.025	Vmag	9	SpType	B8
Double code		Source	21	CatNum	6564	DM	BD-16 4732
DMcomp		BDsup		HD	166187	M HD	0
GC		RA1950rad	4.74430913	DE1950rad	-0.28400749	PmRA2000	-0.0001
PmDE2000	-0.023

CCDM

Ccdm	18102-1616	RComp		Comp	A	Note1
Note2		Discov num		DRAs	0.20	DDEs	16.4
R dRAs	10	Year		Theta		Rho
Obs	2	Vmag	9.1	Sp	B8	PmNote	*
PmRA	-4	PmDE	-25	Dm number	-16 4732	Cat1	BD
Name2	161133	Cat2	SAO	HD	166187	M HD
ADS BDS		M ADS BDS		N IDS		IDS	18044S1617A
HIC

18102-1616 B

Componente originario normalizzato	AB		Coord arcsec 2000	181012.76-161540.8		Mag	12.3		PmRA	3.00
PmDE	-2.0		Calc delta mag	3.23		Calc coord	yes

CCDM

Ccdm	18102-1616	RComp		Comp	B	Note1
Note2		Discov num	ARA 98	DRAs		DDEs
R dRAs		Year	1915	Theta	87	Rho	9.2
Obs	1	Vmag	12.3	Sp		PmNote
PmRA		PmDE		Dm number		Cat1
Name2		Cat2		HD		M HD
ADS BDS		M ADS BDS		N IDS		IDS	18044S1617B
HIC