18459-4046 HDS 2661 AB (HD 173181)

18^h 45^m 51.70^s -40° 46' 23.6" P.A. 263.00 sep 4.3 mag 8.98,12.35 Sp F5V dist. 147.49 pc (481.11 l.y.)

Coord 2000	18459-4046	Discov num	HDS2661	Comp	AB	Coord arcsec 2000	18 45 51.70 -40 46 23.6
Date first	1991	Date last	1999	Obs	4
Pa first	261	Pa last	262.8	P.A. Now (θ)	262.8°
Sep first	4.7	Sep last	4.34	Sep. Now (ρ)	4.34"
Mag pri	8.98	Mag sec	12.35	delta mag (ΔM)	3.37	Spectral class	F5V (yellow-white)
Pri motion ra	-007	Sec motion ra	-014
Pri motion dec	-027	Sec motion dec	-027
Notes	W

rPM=0.23 (< 0.3, Physical double)

This double is physical.

OTHER CATALOGS AND DESIGNATIONS

Name	HD 173181	Constellation	Corona Austrina	SAO	229254	HIP	92063
Tycho2	7919-00921-1	HD	173181	CD	CD-4012780	CP	CP-40 8643
Distance	147.49	Distance ly	481.11

WDS 18459-4046 HDS 2661 AB (HD 173181) : 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
18459-4046	HDS2661	AB	1999	4	263	4.3	8.98	12.35	F5V	W	184551.70-404623.6

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

WDS 18459-4046 HDS 2661 AB (HD 173181) : VISUAL OBSERVATIONS REPORTS

No records found.

WDS 18459-4046 HDS 2661 AB (HD 173181) : MEASURES

No records found.

WDS 18459-4046 (HD 173181) : 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 18459-4046 (HD 173181) : ALADIN DSS IMAGE @ 18^h 45^m 51.70^s -40° 46' 23.6"

DSS color DSS blue 2MASS AllWISE GALEX SDSS9 XMM PanSTARRS

WDS 18459-4046 HDS 2661 AB (HD 173181) : 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		18459-4046	HDS2661	AB	263	4.3
Show		18464-4025	RST2072	AB	241	1.5	23
Show		18464-4025	RST2072	AC	22	10.5	23
Show		18464-4025	UC 3667	CD	147	42.0	23
Show		18470-4110	TDS 944		139	2.4	28
Show		18477-4024	UC 3673		244	19.6	31
Show		18493-4028	UC 3683		270	22.6	44
Show		18420-4050	UC 3643		275	23.0	45
Show		18420-4034	UC 3642		337	47.0	46
Show		18418-4054	TDT1005		33	1.0	47
Show		18489-4120	RST2075		96	9.5	48
Show		18469-3959	UC 3668		22	40.3	50
Show		18486-4007	TOI1081		150	0.3	51
Show		18494-4120	TDT1073		3	0.5	53
Show		18431-4134	I 1380		170	1.5	58
Show		18496-4005	UC 3688		65	22.7	60
Show		18449-4146	BRT1076		15	4.1	61
Show		18510-4104	HJ 5066		85	10.1	61
Show		18450-3945	SKF2070		106	17.6	63
Show		18455-4155	FAL 64	AB	134	11.9	69
Show		18459-4158	UC 3665		87	37.2	72
Show		18524-4111	UC 3704		144	64.9	79
Show		18463-4206	DON 922		316	8.4	80
Show		18400-4137	I 1377		81	1.7	84
Show		18522-4143	I 1385	BC	292	0.6	91
Show		18387-4127	HJ 5052		130	5.7	91
Show		18522-4143	HDO 291	A,BC	341	36.6	91
Show		18535-4019	TDT1115		260	0.7	91
Show		18482-4216	CPO9001		216	2.6	94
Show		18525-3951	RST2080		157	3.9	94
Show		18377-4029	RST2068		190	2.0	95
Show		18429-3917	I 1379		122	0.1	96
Show		18402-4200	UC 3634		112	43.8	98
Show		18527-3950	WG 237		307	5.2	98
Show		18500-3921	WG 236		223	16.1	98
Show		18412-4210	I 250		110	1.2	99
Show		18530-4143	UC 3710		97	52.0	99
Show		18457-4226	HDS2660		354	0.1	100
Show		18548-4054	CPO 601		246	6.1	102
Show		18550-4050	RST2081		280	2.0	104
Show		18424-3904	UC 3648		270	23.6	110
Show		18378-4148	BRT1071		353	3.6	110
Show		18411-4227	TDS 932			4.0	115
Show		18426-3858	SKF2069		182	12.4	116
Show		18367-4137	CPO 593		257	3.7	116
Show		18554-4131	BRT1082		273	2.8	118
Show		18401-3910	KPP4114		93	35.1	118
Show		18366-4140	RST2067		192	1.6	118
Show		18421-4237	UC 3645		333	14.3	119
Show		18564-4040	WG 238		129	6.7	120
Show		18565-4035	RSS 497		134	10.6	122

WDS 18459-4046 : COMPONENTS

	A
B	pa=260.5° sep=3.31"

18459-4046 A

Name	HD 173181	Coord arcsec 2000	184551.70-404623.6	Mag	8.98	Spectral class	F5V (yellow-white)
PmRA	-7.00	PmDE	-27.0	SAO	229254	HIP	92063
Tycho2	7919-00921-1	HD	173181	CD	CD-4012780	CP	CP-40 8643

Tycho2

Tycho2	7919-00921-1	Pflag		RAmdeg	281.46539416	DEmdeg	-40.77322000
PmRA	-12.3	PmDE	-28.4	E RAmdeg	10	E DEmdeg	12
E pmRA	1.1	E pmDE	1.1	EpRAm	1989.07	EpDEm	1988.36
Num	10	Q RAmdeg	1.4	Q DEmdeg	2.0	Q pmRA	1.5
Q pmDE	2.0	BTmag	9.520	E BTmag	0.023	VTmag	8.983
E VTmag	0.018	Prox	47	TYC	T	HIP	92063
CCDM	A	RAdeg	281.46543389	DEdeg	-40.77315472	EpRA 1990	1.74
EpDE 1990	1.68	E RAdeg	10.5	E DEdeg	13.0	Posflg
Corr	0.0

SAO

SAO	229254	DelFlag		RA1950		PmRA1950	-0.0017
DE1950		PmDE1950	-0.038	Vmag	9	SpType	F8
Double code		Source	48	CatNum	17657	DM	CP-40 8643
DMcomp		BDsup		HD	173181	M HD	0
GC		RA1950rad	4.89719839	DE1950rad	-0.71255292	PmRA2000	-0.0017
PmDE2000	-0.039

Hipparcos

Catalog	H	HIP	92063	Proxy	H	RAhms	18 45 51.71
DEdms	-40 46 23.3	Vmag	8.91	VarFlag		R Vmag	H
RAdeg	281.465	DEdeg	-40.7731	AstroRef	A	Plx	4.37
CCDM	18459-4046	N CCDM	H	Nsys	1	Ncomp	2
MultFlag	C	Source		Qual	B	M HIP	AB
Theta	261	Rho	4.706	HD	173181	BD
CD	CD-4012780	CP	CP-40 8643	Dm number	-4012780	VIred	0.58
SpType	F5V	R SpType		Coord arcsec 2000	184551.71-404623.3

Hipparcos 2

HIP	92063	Sn	15	So	3	Nc	2
RArad	4.9124986457	DErad	-0.7116256974	Plx	6.78	PmRA	-14.07
PmDE	-26.65	E RArad	1.21	E DErad	0.83	E Plx	1.42
E pmRA	1.66	E pmDE	1.14	Hpmag	9.0237	E Hpmag	0.003
SHp	0.021	VA	0	BV	0.48	E BV	0.1
VI	0.58

CCDM

Ccdm	18459-4046	RComp		Comp	A	Note1
Note2		Discov num		DRAs	-2.30	DDEs	-23.6
R dRAs	82	Year		Theta		Rho
Obs	2	Vmag	9.1	Sp	F5	PmNote	*
PmRA	-14	PmDE	-27	Dm number	-4012780	Cat1	CD
Name2	229254	Cat2	SAO	HD	173181	M HD
ADS BDS		M ADS BDS		N IDS		IDS
HIC	92063

18459-4046 B

Coord arcsec 2000	184551.41-404624.1		Mag	12.35		PmRA	-14.00		PmDE	-27.0
Calc delta mag	3.37		Calc coord	yes

CCDM

Ccdm	18459-4046	RComp		Comp	B	Note1
Note2		Discov num	HDS	DRAs	-2.71	DDEs	-24.3
R dRAs	82	Year	1991	Theta	261	Rho	4.7
Obs	1	Vmag	12.3	Sp		PmNote	*
PmRA	-14	PmDE	-27	Dm number		Cat1
Name2		Cat2		HD		M HD
ADS BDS		M ADS BDS		N IDS		IDS
HIC	92063