18417-4520 TDT 1003 (HD 172303)

18^h 41^m 39.64^s -45° 19' 43.4" P.A. 112.00 sep 7.8 mag 9.50,10.95 Sp F5V

Coord 2000	18417-4520	Discov num	TDT1003	Comp		Coord arcsec 2000	18 41 39.64 -45 19 43.4
Date first	1991	Date last	2015	Obs	5
Pa first	118	Pa last	112	P.A. Now (θ)	112°
Sep first	8.7	Sep last	7.784	Sep. Now (ρ)	7.784"
Mag pri	9.50	Mag sec	10.95	delta mag (ΔM)	1.45	Spectral class	F5V (yellow-white)
Pri motion ra	+003	Sec motion ra	-013
Pri motion dec	-051	Sec motion dec	-006
Notes

rPM=0.935

This double is not physical.

OTHER CATALOGS AND DESIGNATIONS

Name	HD 172303		Constellation	Corona Austrina		SAO	229200		Tycho2	8360-01375-1
Gaia DR2	6708795923460756480		HD	172303		DM	CP-45 9417

WDS 18417-4520 TDT 1003 (HD 172303) : NOTES

No records found.

REFERENCES

No records found.

WDS HISTORIC DATA

coord_2000	discov_num	comp	epoch	obs	pa	sep	mag_pri	mag_sec	spectr	notes	coord_arcsec_2000
18417-4520	TDT1003		2000	2	116	8.3	9.50	10.95		D	184139.64-451943.4
18417-4520	TDT1003		2015	4	112	7.8	9.50	10.95	F5V		184139.64-451943.4

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WDS 18417-4520 TDT 1003 (HD 172303) : VISUAL OBSERVATIONS REPORTS

No records found.

WDS 18417-4520 TDT 1003 (HD 172303) : MEASURES

No records found.

WDS 18417-4520 (HD 172303) : VIRTUAL EYEPIECE

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WDS 18417-4520 (HD 172303) : ALADIN DSS IMAGE @ 18^h 41^m 39.64^s -45° 19' 43.4"

DSS color DSS blue 2MASS AllWISE GALEX SDSS9 XMM PanSTARRS

WDS 18417-4520 TDT 1003 (HD 172303) : 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		18417-4520	TDT1003		112	7.8
Show		18396-4520	UC 3632		138	46.6	22
Show		18417-4448	TDT1002		103	0.9	32
Show		18395-4545	HU 1527		313	5.0	35
Show		18424-4603	RST 998		332	1.1	45
Show		18414-4433	CBL 172		53	36.3	48
Show		18462-4520	DON 921		129	1.1	48
Show		18374-4551	DON 912		284	0.4	55
Show		18437-4611	B 1369		71	4.2	56
Show		18367-4500	CPO 594		234	5.0	56
Show		18366-4444	TDT 955		231	0.5	65
Show		18428-4416	LDS 649		240	130.4	65
Show		18354-4522	UC 3621		63	50.4	67
Show		18387-4419	BRT1072		80	5.3	70
Show		18478-4441	UC 3674		63	13.4	76
Show		18345-4542	I 1371		353	2.0	79
Show		18449-4630	SKF1150		83	28.0	79
Show		18476-4430	KPP 425		329	4.9	81
Show		18359-4426	HDS2638		21	7.3	82
Show		18364-4419	TSN 50		346	174.9	83
Show		18351-4606	RST 992		118	0.3	84
Show		18490-4559	CPO 599		68	5.4	87
Show		18366-4630	UC 3626		87	31.5	88
Show		18345-4433	BRT1065		155	5.3	90
Show		18503-4509	HDS2671		299	14.5	93
Show		18362-4402	BRT1068		141	1.8	97
Show		18392-4657	I 1376		3	1.7	101
Show		18444-4657	HU 1528		243	3.4	102
Show		18499-4422	DON 925		170	2.7	105
Show		18381-4659	SKF1422	AB	175	16.6	106
Show		18381-4659	I 1375	Ba,Bb	312	0.8	106
Show		18397-4704	CPO 596		181	11.8	106
Show		18437-4705	RST 999		257	3.6	108
Show		18390-4336	BRT1073	AB	285	4.3	108
Show		18390-4336	DAM 113	AC	153	10.2	108
Show		18375-4659	LDS 648		270	11.1	109
Show		18312-4523	KPP4110		143	1.5	110
Show		18408-4330	DON 918		130	2.1	110
Show		18332-4413	CPO9269		317	4.0	112
Show		18325-4425	DON 908		229	2.3	113
Show		18374-4704	HJ 5049		246	19.3	114
Show		18487-4647	CPO 84	AB	27	2.3	114
Show		18452-4709	TDT1035		209	0.4	115
Show		18341-4358	BRT1064		332	4.4	116
Show		18308-4542	UC 3599		295	8.0	117
Show		18320-4618	RSS 484		173	19.2	117
Show		18404-4320	SKF1149		22	42.5	121
Show		18348-4658	UC 3616		95	63.6	122
Show		18310-4434	CPO 589		293	8.3	122
Show		18304-4448	UC 3597		132	75.2	124
Show		18497-4652	CPO9276		150	5.2	125

WDS 18417-4520 : COMPONENTS

	A
B	pa=119.9° sep=5.85"

18417-4520 A

Componente originario normalizzato	AB	Name	HD 172303	Coord arcsec 2000	184139.64-451943.4	Mag	9.5
Spectral class	F5V (yellow-white)	PmRA	3.00	PmDE	-51.0	SAO	229200
Tycho2	8360-01375-1	HD	172303	DM	CP-45 9417

Tycho2

Tycho2	8360-01375-1	Pflag		RAmdeg	280.41517233	DEmdeg	-45.32873075
PmRA	7.0	PmDE	-53.6	E RAmdeg	13	E DEmdeg	17
E pmRA	1.1	E pmDE	1.1	EpRAm	1988.40	EpDEm	1986.10
Num	6	Q RAmdeg	1.8	Q DEmdeg	0.9	Q pmRA	1.8
Q pmDE	1.0	BTmag	10.035	E BTmag	0.029	VTmag	9.505
E VTmag	0.025	Prox	88	TYC	T	HIP
CCDM		RAdeg	280.41514861	DEdeg	-45.32860806	EpRA 1990	1.78
EpDE 1990	1.77	E RAdeg	14.3	E DEdeg	17.9	Posflg
Corr	-0.2

SAO

SAO	229200	DelFlag		RA1950		PmRA1950	-0.0002
DE1950		PmDE1950	-0.046	Vmag	9.3	SpType	F8
Double code		Source	48	CatNum	17590	DM	CP-45 9417
DMcomp	A	BDsup		HD	172303	M HD	0
GC		RA1950rad	4.87813008	DE1950rad	-0.7919616	PmRA2000	-0.0002
PmDE2000	-0.048

18417-4520 B

Componente originario normalizzato	AB		Coord arcsec 2000	184140.12-451946.3		Mag	10.95		PmRA	-13.00
PmDE	-6.0		Tycho2	8360-02875-1		Calc delta mag	1.45		Calc coord	yes

Tycho2

Tycho2	8360-02875-1	Pflag		RAmdeg	280.41817307	DEmdeg	-45.32974025
PmRA	-10.4	PmDE	-3.0	E RAmdeg	53	E DEmdeg	61
E pmRA	1.9	E pmDE	1.8	EpRAm	1981.25	EpDEm	1975.70
Num	4	Q RAmdeg	0.5	Q DEmdeg	0.8	Q pmRA	0.5
Q pmDE	0.8	BTmag	12.187	E BTmag	0.171	VTmag	10.949
E VTmag	0.080	Prox	88	TYC	T	HIP
CCDM		RAdeg	280.41820694	DEdeg	-45.32973333	EpRA 1990	1.78
EpDE 1990	1.82	E RAdeg	56.7	E DEdeg	68.3	Posflg
Corr	-0.2