Commonwealth

MODIS Imagery

These data sets have a spatial resolution of no closer than 80 m and are collected on a close to weekly basis. The AVHRR and MODIS sensors service most Australian needs for low resolution optical data. Data is derived from MODIS, AVHRR, VIIRS missions

AVHRR Imagery

These data sets have a spatial resolution of no closer than 80 m and are collected on a close to weekly basis. The AVHRR and MODIS sensors service most Australian needs for low resolution optical data. Data is derived from MODIS, AVHRR, VIIRS missions an

VIIRS Imagery

These data sets have a spatial resolution of no closer than 80 m and are collected on a close to weekly basis. The AVHRR and MODIS sensors service most Australian needs for low resolution optical data. Data is derived from MODIS, AVHRR, VIIRS missions an

Landsat Imagery

These data sets have a spatial resolution between 10–80 m and are collected on a weekly to monthly basis. They are the most commonly used category of imagery data. For several decades the Landsat series of satellites have provided the majority of medium.

Geoscience Australia started acquiring ETM+ data from the Landsat 7 satellite in July 1999. The Geoscience Australia archive is the largest repository of Landsat 7 images covering Australia.

A fault with the Landsat 7 Scan Line Corrector (SLC) occurred on 31 May 2003 resulting in small gaps in the processed products.

ASTER mineral maps

The ASTER geoscience map of Australia is a set of digital geoscience products generated from satellite ASTER data. ASTER (Advanced Spaceborne Thermal Emission and Reflection Radiometer) is a Japanese imaging instrument on board USA’s TERRA satellite. The multispectral imaging sensor is the world’s first “geoscience tuned” satellite Earth Observing System. The ASTER geoscience maps of Australia represent the first continent-scale maps of the Earth’s surface mineralogy.

OLI Imagery

These data sets have a spatial resolution between 10–80 m and are collected on a weekly to monthly basis. They are the most commonly used category of imagery data. For several decades the Landsat series of satellites have provided the majority of medium

ALOS Imagery

Geoscience Australia is no longer a distributor of imagery from the Advanced Land Observing Satellite (ALOS). A five-year Memorandum of Understanding (MOU) with the Japan Aerospace Exploration Agency (JAXA) granted Geoscience Australia the data distribution rights for Australia, New Zealand, Papua New Guinea and the South Pacific Islands. This MOU expired in December 2010, consequently no new ALOS data is available from Geoscience Australia.

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