03147-3533 GAA 4 (TZ For)

03^h 14^m 40.09^s -35° 33' 27.5" P.A. 247.00 sep 0.0 mag 7.51,7.76 Sp G8+F7III dist. 173.91 pc (567.29 l.y.)

Coord 2000	03147-3533	Discov num	GAA 4	Comp		Coord arcsec 2000	03 14 40.09 -35 33 27.5
Date first	2014	Date last	2015	Obs	11
Pa first	69	Pa last	247.2	P.A. Now (θ)	247.2°
Sep first	0.0	Sep last	0.003	Sep. Now (ρ)	0.003"
Mag pri	7.51	Mag sec	7.76	delta mag (ΔM)	0.25	Spectral class	G8+F7III (yellow/yellow-white)
Pri motion ra	+035	Sec motion ra
Pri motion dec	+017	Sec motion dec
Notes	N O (See Notes, Orbital solution)

This double is physical.

OTHER CATALOGS AND DESIGNATIONS

Var name	TZ For	Constellation	Fornax	SAO	194176	HIP	15092
Tycho2	7026-00633-1	Gaia DR2	5047189109469319680	HD	20301	GC	3886
CD	CD-36 1218	CP	CP-36 331	Distance	173.91	Distance ly	567.29

ORBITAL ELEMENTS

Period (P)	75.66647d	± 0.00006	Periastron (T)	52599.2904d (2002.888y)		Semi-major axis (a)	2.993m	± 0.03
Eccentricity (e)	0.00002	± 0.00003	Inclination (i)	85.68°	± 0.05	Longitude of periastron (ω)	269.93°	± 0.04
Node (Ω)	65.99°	± 0.03	Notes	n		Reference	GaA2016
Equinox	2000		Last observation	2015		Grade	2	(1=Definitive, 9=Indet.)

label	theta	rho
2000-01-01	55.1	0.001
2001-01-01	251.0	0.002
2002-01-01	245.0	0.003
2003-01-01	229.8	0.001
2004-01-01	69.9	0.002
2005-01-01	64.4	0.003
2006-01-01	36.9
2007-01-01	249.1	0.002
2008-01-01	243.8	0.003
2009-01-01	167.5
2010-01-01	68.3	0.003
2011-01-01	63.1	0.002
2012-01-01	281.8
2013-01-01	247.7	0.003
2014-01-01	242.3	0.002
2015-01-01	84.3	0.001
2016-01-01	67.1	0.003
2017-01-01	61.3	0.002
2018-01-01	257.9	0.001
2019-01-01	246.6	0.003
2020-01-01	240.0	0.002
2021-01-01	74.6	0.001
2022-01-01	66.1	0.003
2023-01-01	58.2	0.001
2024-01-01	252.5	0.002
2025-01-01	245.6	0.003
2026-01-01	235.5	0.001
2027-01-01	71.1	0.002
2028-01-01	65.0	0.003
2029-01-01	50.6	0.001
2030-01-01	250.0	0.002

Note: Theta is PA, Rho is Sep. For yearly orbits, data refer to Jan 1st.

Measures: green=micrometric, blue=interferometric, purple=photographic

WDS 03147-3533 GAA 4 (TZ For) : NOTES

discov_num	notes	refcode
GAA 4	TZ For, a detached eclipsing binary. A combined spectroscopic/
	interferometric orbit by Gallenne et al. (2016) yields a semimajor
	axis of 0.5564 +/- 0.0001 au, distance 185.9 +/- 1.9 pc, and the
	following component parameters:
	mass (Msun): 2.057 +/- 0.001 1.958 +/- 0.001
	radius (Rsun): 8.28 +/- 0.22 3.94 +/- 0.17
	luminosity (Lsun): 1.57 +/- 0.02 1.36 +/- 0.03	GaA2016

REFERENCES

refcode	metd	author	reference
GaA2016	K j	Gallenne, A., Pietrzynski, G., Graczyk, D., Konorski, P., Kervella, P.,	2016A&A...586A..35G
GaA2016	+Kv	Merand, A., Gieren, W., Anderson, R.L., & Villanova, S.
GaA2016		A&A 586, A35, 2016

WDS HISTORIC DATA

coord_2000	discov_num	comp	epoch	obs	pa	sep	mag_pri	mag_sec	spectr	notes	coord_arcsec_2000
03147-3533	GAA 4		2015	11	247	0.0	7.51	7.76	G8+F7III	NO	031440.09-353327.5

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WDS 03147-3533 GAA 4 (TZ For) : VISUAL OBSERVATIONS REPORTS

No records found.

WDS 03147-3533 GAA 4 (TZ For) : MEASURES

No records found.

WDS 03147-3533 (TZ For) : VIRTUAL EYEPIECE

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WDS 03147-3533 (TZ For) : ALADIN DSS IMAGE @ 03^h 14^m 40.09^s -35° 33' 27.5"

DSS color DSS blue 2MASS AllWISE GALEX SDSS9 XMM PanSTARRS

WDS 03147-3533 GAA 4 (TZ For) : 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		03147-3533	GAA 4		247	0.0	1
Show		03165-3541	SHY 439	AB	133	999.9	25
Show		03165-3541	SHY 439	AC	191	999.9	25
Show		03165-3541	SHY 439	AD	130	999.9	25
Show		03165-3541	SHY 439	Aa,Ab	129	0.2	25
Show		03131-3501	TDS2481		57	2.1	38
Show		03140-3450	TDS2489		47	0.5	45
Show		03147-3621	TDS2494		296	0.4	48
Show		03107-3537	BRT1586		26	3.3	48
Show		03132-3445	UC 965		252	9.8	52
Show		03125-3449	LDS 89	AB	329	52.8	52
Show		03125-3449	WIS 85	BC	1	999.9	53
Show		03165-3541	SHY 441	BC	218	999.9	62
Show		03202-3431	TDS 111		316	1.0	92
Show		03120-3705	RST2297		200	1.9	98
Show		03063-3447	TDS2443		312	0.8	113
Show		03143-3337	DAW 36		42	0.5	117
Show		03161-3736	TDS2508		206	1.0	125
Show		03240-3623	LDS 95		150	54.5	125
Show		03058-3430	TDS2441		184	0.8	127
Show		03161-3742	KIR 9		229	26.2	130
Show		03247-3633	SHN 78		-1	0.1	135
Show		03058-3656	RST2295		332	1.1	136
Show		03259-3556	YMG 5		131	0.1	139
Show		03220-3349	BVD 35		239	18.2	139
Show		03260-3558	SKF1280	A,BC	164	140.0	139
Show		03260-3558	SKF1280	AD	214	85.1	139
Show		03260-3558	B 1449	BC	316	0.0	140
Show		03207-3327	LDS3481		26	10.4	147
Show		03047-3410	WHI 4		15	0.2	148
Show		03095-3752	HJ 3553		227	12.3	152
Show		03272-3556	B 1451		37	1.3	154
Show		03088-3750	TDS2457		20	4.5	154
Show		03128-3807	B 1445		311	0.8	156
Show		03164-3259	RST2300		73	1.5	156
Show		03273-3458	KPP3525		245	1.4	159
Show		03052-3725	BRG 18		357	0.2	161
Show		03282-3551	I 58	FH	247	6.5	166
Show		03282-3551	SKF1977	FE	193	216.9	166
Show		03158-3248	SKF1279	AB	301	24.1	166
Show		03158-3248	TOI 463	Aa,Ab	214	0.8	166
Show		03055-3738	HDS 392		357	0.1	167
Show		03007-3556	KPP2862	AB	280	3.4	172
Show		03165-3243	TDS2511		127	2.5	173
Show		03040-3339	UC 937		7	12.1	174
Show		03289-3554	B 1453		59	0.4	175
Show		03182-3823	HDS 415		313	0.5	175
Show		03184-3244	TDS2518		214	0.7	176
Show		03033-3347	RST2293		281	0.8	176
Show		03257-3334	LDS3494		311	14.1	182
Show		03068-3810	TDS2447		102	2.5	183

WDS 03147-3533 : COMPONENTS

	A
B	pa=242.7° sep=0.00"

03147-3533 A

Componente originario normalizzato	AB	Name	TZ For	Coord arcsec 2000	031440.09-353327.5	Mag	7.51
Spectral class	G8 (yellow)	PmRA	35.00	PmDE	17.0	SAO	194176
HIP	15092	Tycho2	7026-00633-1	HD	20301	GC	3886
CD	CD-36 1218	CP	CP-36 331

Tycho2

Tycho2	7026-00633-1	Pflag		RAmdeg	48.66705591	DEmdeg	-35.55766155
PmRA	35.6	PmDE	18.7	E RAmdeg	4	E DEmdeg	4
E pmRA	0.7	E pmDE	0.7	EpRAm	1991.02	EpDEm	1991.09
Num	24	Q RAmdeg	1.5	Q DEmdeg	1.5	Q pmRA	1.6
Q pmDE	1.6	BTmag	7.795	E BTmag	0.015	VTmag	6.962
E VTmag	0.010	Prox	999	TYC	T	HIP	15092
CCDM		RAdeg	48.66695500	DEdeg	-35.55770472	EpRA 1990	1.67
EpDE 1990	1.70	E RAdeg	3.8	E DEdeg	3.8	Posflg
Corr	0.2

SAO

SAO	194176	DelFlag		RA1950		PmRA1950	0.0024
DE1950		PmDE1950	0.012	Vmag	6.9	SpType	G0
Double code		Source	74	CatNum	1090	DM	CD-36 1218
DMcomp		BDsup		HD	20301	M HD	0
GC	3886	RA1950rad	0.84081535	DE1950rad	-0.62382933	PmRA2000	0.0029
PmDE2000	0.009

Hipparcos

Catalog	H	HIP	15092	Proxy		RAhms	03 14 40.07
DEdms	-35 33 27.7	Vmag	6.88	VarFlag	1	R Vmag	H
RAdeg	48.667	DEdeg	-35.5577	AstroRef		Plx	5.86
CCDM		N CCDM		Nsys		Ncomp	1
MultFlag	X	Source		Qual		M HIP
Theta		Rho		HD	20301	BD
CD	CD-36 1218	CP	CP-36 331	Dm number	-36 1218	VIred	0.78
SpType	G2V	R SpType		Coord arcsec 2000	031440.07-353327.7

Hipparcos 2

HIP	15092	Sn	5	So	2	Nc	1
RArad	0.8493985075	DErad	-0.6205990618	Plx	5.75	PmRA	34.54
PmDE	16.93	E RArad	0.32	E DErad	0.37	E Plx	0.51
E pmRA	0.44	E pmDE	0.48	Hpmag	7.0161	E Hpmag	0.001
SHp	0.011	VA	1	BV	0.74	E BV	0.006
VI	0.79

03147-3533 B

Componente originario normalizzato	AB		Coord arcsec 2000	031440.09-353327.5		Mag	7.76		Spectral class	F7III (yellow-white)
Calc delta mag	0.25		Calc coord	yes