Inner region of the TW Hydrae protoplanetary disc as imaged by ALMA

eso_eso1611c March 31st, 2016

Credit: S. Andrews (Harvard-Smithsonian CfA); B. Saxton (NRAO/AUI/NSF); ALMA (ESO/NAOJ/NRAO)

This ALMA image of the young nearby star TW Hydrae has a resolution of 1 AU (Astronomical Unit, the distance from the Earth to the Sun in the Solar System). It reveals a gap in the disc at 1 AU, suggesting that a planet with a similar orbit to Earth is forming there.

Provider: European Southern Observatory

Image Source: https://www.eso.org/public/images/eso1611c/

Curator: European Southern Observatory, Garching bei München, Germany

Image Use Policy: Creative Commons Attribution 4.0 International License

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Image Details

Image Type: Observation
Object Name: TW Hydrae
Subject - Milky Way: Star > Circumstellar Material > Disk > Protoplanetary

Position Details

Position (ICRS): RA = 11h 1m 51.9s; DEC = -34° 42’ 17.0”
Orientation: North is up
Field of View: 0.0 x 0.0 arcminutes
Constellation: Hydra

Color Mapping

	Telescope	Spectral Band	Wavelength
	ALMA (None)	Millimeter	870.0 µm

ID: eso1611c
Subject Category: B.3.7.2.1
Subject Name: TW Hydrae
Credits: S. Andrews (Harvard-Smithsonian CfA); B. Saxton (NRAO/AUI/NSF); ALMA (ESO/NAOJ/NRAO)

Release Date: 2016-03-31T16:00:00
Lightyears
Redshift
Reference Url: https://www.eso.org/public/images/eso1611c/

Type: Observation
Image Quality
Distance Notes

Facility: Atacama Large Millimeter/submillimeter Array
Instrument: None
Color Assignment: Red

Band: Millimeter
Bandpass
Central Wavelength: 870000

Start Time
Integration Time
Dataset ID
Notes

Coordinate Frame: ICRS
Equinox: J2000
Reference Value: 165.466277967, -34.704731195
Reference Dimension: 1200.0, 1200.0

Reference Pixel: 600.0, 600.0
Scale: -2.23382875989e-08, 2.23382875989e-08
Rotation: -0
Coordinate System Projection:: TAN

Quality: Full
FITS Header
Notes

Creator (Curator): European Southern Observatory
URL: http://www.eso.org
Name
Email

Telephone
Address: Karl-Schwarzschild-Strasse 2
City: Garching bei München
State/Province

Postal Code: D-85748
Country: Germany
Rights: Creative Commons Attribution 4.0 International License

Publisher: European Southern Observatory
Publisher ID: eso
Resource ID: eso1611c

Resource URL: https://www.eso.org/public/archives/images/original/eso1611c.tif
Related Resources

Metadata Date: 2024-02-22T14:21:00.138182
Metadata Version: 1.1

Detailed color mapping information coming soon...

There is no distance meta data in this image.