17233-4728 HDO 271 (Iot Ara)

17^h 23^m 16.08^s -47° 28' 05.4" P.A. 60.00 sep 45.0 mag 5.23,11.60 Sp B2IIIne dist. 286.53 pc (934.66 l.y.)

Coord 2000	17233-4728	Discov num	HDO 271	Comp		Coord arcsec 2000	17 23 16.08 -47 28 05.4
Date first	1900	Date last	2010	Obs	7
Pa first	62	Pa last	59.7	P.A. Now (θ)	59.7°
Sep first	42.8	Sep last	44.99	Sep. Now (ρ)	44.99"
Mag pri	5.23	Mag sec	11.60	delta mag (ΔM)	6.37	Spectral class	B2IIIne (blue-white)
Pri motion ra	-004	Sec motion ra	+000
Pri motion dec	-018	Sec motion dec	+004
Notes	N (See Notes)

rPM=1.213

This double is not physical.

OTHER CATALOGS AND DESIGNATIONS

Name	Iot Ara	Constellation	Ara	SAO	227886	HIP	85079
Tycho2	8345-04829-1	Gaia DR2	5950328750846409856	HD	157042	HR	6451
GC	23470	CD	CD-4711484	CP	CP-47 8245	Bayer	Iota Arae
Bayer name	Iot Ara	FK5	3379	Distance	286.53	Distance ly	934.66
Bayer greek	ι Ara

WDS 17233-4728 HDO 271 (Iot Ara) : NOTES

discov_num	notes	refcode
HDO 271	iot Ara. A is variable.

REFERENCES

refcode	metd	author	reference
HdO1882a	Mb -	Harvard Obs.	1882AnHar..13...17.
HdO1882a		Harvard Ann. 13, 17, 1882
HdO1882b	Ma j	Harvard Obs. (measure by Alden, G.I.)	1882AnHar..13...17.
HdO1882b		Harvard Ann. 13, 17, 1882
HdO1882c	Ma -	Harvard Obs. (measure by Davis, W.M.)	1882AnHar..13...17.
HdO1882c		Harvard Ann. 13, 17, 1882
HdO1906A	Ma -	Harvard Obs.	1906QB821.B972.....
HdO1906A		cited in BDS (Burnham Double Star Cat., 1906)
HdO9999	Ma -	Harvard Obs.	...................
HdO9999		Unpublished, manuscript or reference not found.

WDS HISTORIC DATA

coord_2000	discov_num	comp	epoch	obs	pa	sep	mag_pri	mag_sec	spectr	notes	coord_arcsec_2000
17233-4728	HDO 271		2002	5	60	45.4	5.50	10.80	B2IIIne	N D	172316.08-472805.4
17233-4728	HDO 271		2008	6	56	44.8	5.50	10.80	B2IIIne	N D	172316.08-472805.4
17233-4728	HDO 271		2010	8	60	45.0	5.23	11.60	B2IIIne	N	172316.08-472805.4

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

WDS 17233-4728 HDO 271 (Iot Ara) : VISUAL OBSERVATIONS REPORTS

No records found.

WDS 17233-4728 HDO 271 (Iot Ara) : MEASURES

No records found.

WDS 17233-4728 (Iot Ara) : VIRTUAL EYEPIECE

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

WDS 17233-4728 (Iot Ara) : ALADIN DSS IMAGE @ 17^h 23^m 16.08^s -47° 28' 05.4"

DSS color DSS blue 2MASS AllWISE GALEX SDSS9 XMM PanSTARRS

WDS 17233-4728 HDO 271 (Iot Ara) : 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		17233-4728	HDO 271		60	45.0	1
Show		17246-4709	HJ 4944		164	13.4	24
Show		17255-4754	HJ 4945		111	6.3	35
Show		17245-4656	CPO 521		265	4.2	36
Show		17222-4649	HDS2452		257	11.7	41
Show		17266-4755	HDS2463		245	0.2	43
Show		17275-4709	LDS 597		82	12.5	46
Show		17229-4816	RST 922		356	1.7	48
Show		17274-4757	RSS 442		142	9.9	51
Show		17273-4657	I 597		357	1.0	52
Show		17279-4702	RST5543		355	1.4	55
Show		17216-4632	RST 920		230	0.3	59
Show		17191-4638	BSO 13	AB	259	10.6	66
Show		17191-4638	BSO 13	AC	267	144.6	66
Show		17191-4638	BSO 13	AD	290	94.7	66
Show		17191-4638	BSO 13	Ba,Bb	235	0.1	66
Show		17182-4815	RST 917		187	0.3	69
Show		17164-4735	B 1331		36	1.0	71
Show		17264-4837	TOK 415	Ba,Bb	119	1.0	74
Show		17264-4837	SHY 297	AB	314	127.0	76
Show		17272-4833	HDS2464		88	0.1	76
Show		17227-4611	BRT 961		327	4.6	78
Show		17306-4709	RST 933		253	0.4	78
Show		17310-4717	WFC 195	AB	271	6.1	80
Show		17310-4717	SKF1416	AC	138	30.0	80
Show		17154-4727	RST 911		15	4.4	80
Show		17254-4611	RST 927		312	2.4	81
Show		17298-4638	SHN 220		-1	0.2	84
Show		17200-4610	HJ 4936		76	7.4	85
Show		17317-4728	RST 934		152	1.5	86
Show		17282-4840	BRT 971		36	2.6	88
Show		17322-4730	RST 935		214	2.7	91
Show		17170-4617	CPO 516		337	4.7	96
Show		17305-4833	RST 932		239	1.4	97
Show		17181-4605	HJ 4929		226	10.6	99
Show		17184-4603	DON 830		98	2.3	100
Show		17141-4651	BRT 952		226	4.8	101
Show		17137-4757	RST 906		54	2.5	101
Show		17206-4549	BRT 957		313	3.1	102
Show		17134-4752	RST 905		113	1.3	103
Show		17267-4551	ARY 109		155	10.5	104
Show		17316-4830	BRT 976		322	4.1	105
Show		17206-4909	RST 919		89	2.4	105
Show		17176-4855	I 1601		169	1.6	105
Show		17191-4902	RST 918		310	0.5	105
Show		17269-4551	HJ 4949	AB	251	2.1	105
Show		17269-4551	DUN 216	AC	312	102.5	105
Show		17324-4638	HJ 4957		260	2.9	106
Show		17339-4712	BRT 981		110	5.3	110
Show		17327-4636	RST 937		307	5.3	110
Show		17283-4550	DON 840		12	1.3	111

WDS 17233-4728 : COMPONENTS

	A
B	pa=49.2° sep=34.71"

17233-4728 A

Componente originario normalizzato	AB	Name	Iot Ara	Coord arcsec 2000	172316.08-472805.4	Mag	5.23
Spectral class	B2IIIne (blue-white)	PmRA	-4.00	PmDE	-18.0	SAO	227886
HIP	85079	Tycho2	8345-04829-1	HD	157042	HR	6451
GC	23470	CD	CD-4711484	CP	CP-47 8245	Bayer	Iota Arae
Bayer name	Iot Ara	FK5	3379

Tycho2

Tycho2	8345-04829-1	Pflag		RAmdeg	260.81697907	DEmdeg	-47.46820144
PmRA	-7.0	PmDE	-19.9	E RAmdeg	3	E DEmdeg	4
E pmRA	1.0	E pmDE	0.8	EpRAm	1991.56	EpDEm	1991.05
Num	16	Q RAmdeg	0.7	Q DEmdeg	1.2	Q pmRA	0.8
Q pmDE	1.2	BTmag	5.104	E BTmag	0.014	VTmag	5.229
E VTmag	0.009	Prox	999	TYC	T	HIP	85079
CCDM		RAdeg	260.81700306	DEdeg	-47.46815444	EpRA 1990	1.72
EpDE 1990	1.50	E RAdeg	3.3	E DEdeg	3.7	Posflg
Corr	0.1

SAO

SAO	227886	DelFlag		RA1950		PmRA1950	-0.0008
DE1950		PmDE1950	-0.015	Vmag	5.5	SpType	B3p
Double code		Source	70	CatNum	23470	DM	CD-4711484
DMcomp	A	BDsup		HD	157042	M HD	0
GC	23470	RA1950rad	4.53571685	DE1950rad	-0.82765584	PmRA2000	-0.0009
PmDE2000	-0.016

Hipparcos

Catalog	H	HIP	85079	Proxy		RAhms	17 23 16.08
DEdms	-47 28 05.4	Vmag	5.21	VarFlag	1	R Vmag	H
RAdeg	260.817	DEdeg	-47.4682	AstroRef		Plx	4.52
CCDM	17233-4728	N CCDM	I	Nsys	1	Ncomp	1
MultFlag		Source		Qual		M HIP
Theta		Rho		HD	157042	BD
CD	CD-4711484	CP	CP-47 8245	Dm number	-4711484	VIred	0.01
SpType	B2IIIne	R SpType		Coord arcsec 2000	172316.08-472805.4

Hipparcos 2

HIP	85079	Sn	5	So	0	Nc	1
RArad	4.5521154611	DErad	-0.8284755722	Plx	3.49	PmRA	-4.35
PmDE	-17.59	E RArad	0.23	E DErad	0.13	E Plx	0.26
E pmRA	0.29	E pmDE	0.14	Hpmag	5.2107	E Hpmag	0.0022
SHp	0.016	VA	2	BV	-0.097	E BV	0.005
VI	0.01

CCDM

Ccdm	17233-4728	RComp		Comp	A	Note1
Note2		Discov num		DRAs	-1.96	DDEs	-5.8
R dRAs	10	Year		Theta		Rho
Obs	2	Vmag	5.5	Sp	B3	PmNote	*
PmRA	-12	PmDE	-20	Dm number	-4711484	Cat1	CD
Name2	227886	Cat2	SAO	HD	157042	M HD
ADS BDS		M ADS BDS		N IDS		IDS	17158S4722A
HIC	85079

17233-4728 B

Componente originario normalizzato	AB		Coord arcsec 2000	172318.67-472742.7		Mag	11.6		PmRA	0.00
PmDE	4.0		Calc delta mag	6.37		Calc coord	yes

CCDM

Ccdm	17233-4728	RComp		Comp	B	Note1
Note2		Discov num	HDO 271	DRAs		DDEs
R dRAs		Year	1900	Theta	062	Rho	42.8
Obs	1	Vmag	10.8	Sp		PmNote
PmRA		PmDE		Dm number		Cat1
Name2		Cat2		HD		M HD
ADS BDS		M ADS BDS		N IDS		IDS	17158S4722B
HIC