MAMBO image of the debris disk around ϵ Eridani: robustness of the azimuthal structure

Free Access

Table 2

Sizes of debris disks estimated from images at long wavelength.


		R _in	R _out	R _mean	ΔR	ΔR/R_mean	λ		Ref.
		(AU)	(AU)	(AU)	(AU)		(μm)

Vega	A0V	<85	>105			>0.2	1300	IRAM-PdB	1
HD 21997	A3IV/V	55 ± 16			<108^a	<2	886	ALMA	2
Fomalhaut	A4V			141.5	16 ± 3	0.1	857	ALMA	3
HD 107146	G2V	50	170			1.1	880	ALMA	4
η Corvi	F2V			164 ± 4	<60	<0.3	850	SCUBA2	5
Sun	G2V	30	50			0.5		−	6
ϵ Eridani	K2V			57 ± 1.3	<22	<0.4	1200	IRAM-30 m	7
AU Mic	M1V		40 ± 0.4			1.3	1300	ALMA	8

Notes.

^(a)

Angular resolution is 1.5′′, the belt is smaller than beam, hence ΔR< 1.5′′ × 72 pc = 108 AU.

Reference. (1) Piétu et al. (2011); (2) Moór et al. (2013); (3) Boley et al. (2012); (4) Hughes et al. (2011); (5) Duchêne et al. (2014); (6) Stern & Colwell (1997); (7) this work; (8) MacGregor et al. (2013).

Current usage metrics show cumulative count of Article Views (full-text article views including HTML views, PDF and ePub downloads, according to the available data) and Abstracts Views on Vision4Press platform.

Data correspond to usage on the plateform after 2015. The current usage metrics is available 48-96 hours after online publication and is updated daily on week days.

Initial download of the metrics may take a while.