This document defines the radarsat 2 product format for georeferenced and geocoded products. In linux, data are untared or unzipped automatically by the software. A processing and software system for rice crop inventory. This has made radarsat 2 the primary source of sar data. Some other data will probably be acquired at prince albert, saskatchewan.
The netcdf for java api from unidata is used to decode radar data. It was equipped with a stateoftheart synthetic aperture radar sar instrument that could be steered to collect data over a 1175 km wide area using seven beam modes. Radarsat 1 was developed by the canadian space agency csa and was launched on 4 november 1995. Supported raster dataset file formatshelp arcgis for desktop. Radarsat 2 was launched in 2007 by the canadian space agency following the launch of radarsat 1. Radarsat 1 was declared nonoperational earlier this year and therefore is no longer collecting data. The rectified radarsat images fit to existing data derived from spot.
It was owned by a consortium of aerospace companies consisting of mda, spar aerospace, com dev international, and lockheed martin. Frequently asked questions radarsat constellation mission. The historical value of this data is clear as it allows making comparisons using images of the same region acquired over the years. Supported raster dataset file formatshelp arcgis for. The scansar wide beam mode provides coverage of a ground swath approximately triple the width of the wide swath beam mode swaths. Radarsat 12 sentinel 1 kompsat5 simply place the data in a directory called slc within the dataset directory e. The first phase of the project took place in 1994 within the barinasapure basin where ers1 data was integrated with landsat tm, airborne radar, geophysical and geological data. The software described in this document is furnished under a license and may only. Compare the best free open source windows data formats software at sourceforge.
Radarsat 1 wide and extended beam data will be processed into standard images and complex format data products. Extrafine may be processed into the bigtiff format. Rcm synthetic aperture radar sar data will be made available in the form of image products in a format readable by common computer software. Measured location errors with definitive orbit data available with 12 days latency. Radarsat2 is a jointlyfunded satellite mission of csa canadian space agency and mda macdonald dettwiler associates ltd. This document describes the characteristics of radarsat 2 products. The radarsat1 provides complete global coverage with the flexibility to support specific requirements. Retrieved from asf daac daymonthyear of data access. The gps archive currently includes ice motion, ice classification, and ocean wave spectra products derived from ers1 sar data.
Incorporated in 1989 specifically to collect and market radarsat data this represents one source for radarsat data at a cost. This popular format can be read easily by most geographic information systems gis, image processor and computer aided design cad software. Mda has extensive experience in successfully delivering nearreal time information solutions for complex and demanding operational support. Software, documentation, orbits, and sample data downloads gmtsar software includes preprocessors for ers12, envisat, alos1, alos2, terrasarx, cosmosskymed, radarsat 2, and sentinel1a tops. Rsi pays royalties to csa on the commercial sales of radarsat 1 data, which are used to support satellite operations during its fiveyear lifetime. Since radarsat covers the earth so frequently and efficiently, and because it has the ability to take pictures in all weather conditions, the data that radarsat collects is useful to many people in canada and worldwide. A raster dataset defines how pixels are stored, such as the number of rows and columns, number of bands, actual pixel values, and other raster formatspecific parameters. Data will be acquired and processed into imagery principally at three acquisition stations.
Radarsat 2 has been designed with significant and powerful technical advancements which include 3m highresolution imaging, flexibility in selection of polarization, left and rightlooking imaging options, superior data storage and more precise measurements of spacecraft position and attitude. Software, documentation, orbits, and sample data downloads gmtsar software includes preprocessors for ers12, envisat, alos1, alos2, terrasarx, cosmosskymed, radarsat2, and sentinel1a tops. Sentinel1 products of all processing levels are delivered in the standard archive format for europe safe format. The geodatabase is the native data structure for arcgis and is the primary data format for representing and managing geographic information, including raster datasets and mosaic datasets. Spacecraft launch mission status sensor complement references. The results of the orientations can be seen in the attached table in appendix 2. These include slc, sgf, sgx, sgc, ssg, and spg products but not raw products. All radarsat data sets available through class are in the committee for earth observing systems ceos sar format. It was equipped with a stateoftheart synthetic aperture radar sar instrument that could be steered to collect data over a 1175 km.
Added colormap, rgb, and polsarpro options to generate colorcoded polsarpro data. Near realtime radarsat data system for noaa coastwatch. For orthorectification of sar data, geomatica uses the radar specific model which uses the additional parameters in the orbit data of sar data to reduce the amount of ground control points gcps required. Note that for the purposes of this document scansar narrow scn and scansar. Radarsat2 sar image quality and calibration operations. The geotiff format supports a maximum file size of 4gb, so some radarsat 2 modes that exceed this limit e. They will be created from the raw data acquired by the system. Spaceborne sar remote sensing took a giant leap forward with the launch of the radarsat satellite in 1995. Radarsat 1 was canadas first earth observation satellite, launched back in 1995. This has made radarsat2 the primary source of sar data. The architecture and data flow of the operational near realtime radarsat data system is shown in figure 1. Radarsat1 also supports fishing, shipping, oil exploration, offshore drilling and ocean research.
Now supports native polsarpro format geocoded data only. These image products can be further processed into valueadded products and be used to provide information services. By using this data, the user agrees to follow this citation format. Select geometric correction georeference by sensor georeference radarsat from the toolbox. Radarsat overview national snow and ice data center. Heard island radarsat georeferencing report, september 2002. Radarsat2 has been designed with significant and powerful technical advancements which include 3m highresolution imaging, flexibility in selection of polarization, left and rightlooking imaging options, superior data storage and more precise. Asf also archives gps geophysical processing system products which input sar data. Each data set has one data file and one or two metadata files depending on. Data can also be exported in geotiff format and as kml files. Ceos if the data are in ceos format, they must be converted to geotiff to use in gis. Decoding utilities and examples national climatic data.
The majority of the data, south of 60 degrees was acquired during the growing seasons of 1998 and 1999. Noaa national oceanic and atmospheric administration title. Radarsat2 was launched in 2007 by the canadian space agency following the launch of radarsat1. Radarsat 2 offers rapid access to allweather imagery and surveillance information for a wide range of civil, commercial, and defence applications. Images can be obtained from the european space agency or its registered dealers also available on this page data from a dealer will come with an associated cost but free low bit rate fast delivery lbrfd product is available directly from the esa. Radarsat2 cscda copernicus space component data access.
Radarsat2 offers rapid access to allweather imagery and surveillance information for a wide range of civil, commercial, and defence applications. How to view radiometrically terraincorrected rtc images in qgis. Radarsat1 acquired numerous data collections from 1995 to 20. It was equipped with a stateoftheart synthetic aperture radar sar instrument that could be steered to collect data over a 1175 km wide area using. Noaa national oceanic and atmospheric administration. The radarsat project, led by the canadian space agency csa, was built on the development of remote sensing technologies and applications work carried out by the canadian centre for remote sensing ccrs. Radarsat 2 is a jointlyfunded satellite mission of csa canadian space agency and mda macdonald dettwiler associates ltd.
Two swath positions with different combinations of physical beams can be used. This document defines the characteristics of radarsat 2 products. Free, secure and fast windows data formats software downloads from the largest open source applications and software directory. Sarproz will automatically detect the data format and subdirectories trees. Radarsat international rsi, a private canadian company, was established in 1989 to process, market and distribute radarsat 1 data. Transferring and reading this data requires special software that the esa provides here. Supported raster dataset file formatshelp arcgis desktop. Time series of radarsat1 fine mode images using sequential coherent target monitoring software david wilson the scientific or technical validity of this contract report is entirely the responsibility of the contractor and. The radarsat concept background radarsat is an advanced earth observation satellite project developed by canada to monitor environmental change and to support resource sustainablility.
Dois digital object identifier for radarsat1 data asf. A raster dataset defines how pixels are stored, such as the number of rows and columns, number of bands, actual pixel values, and other raster format specific parameters. Since its launch in 1995, additional radarsat data has been acquired to compare image characteristics of the european and canadian satellites. Data processing and delivery timelines have been continually reduced to be able to provide data to users as fast as less than one hour. The rcm sar data policy refers to data and image products. Rapid and detailed radarsat2 data collection for the. Radarsat s images are extremely useful in the canadian north, for example. In addition, certain approved radarsat users can also access ers2 data received in class through the radarsat web interface. How to view radiometrically terraincorrected rtc images in arcgi.
Added transparency option to define the opacity of the overlay. The product characteristics and operating modes are subject to change without notice or obligation. Radarsat 2 has a huge imaging capacity allowing users access to data with a reduced chance of conflicts. Specific purpose radarsat 2 radarsat 2 product description summary. Welcome to the radar data processing training manual.
Rsi provided earthobservation data and derived information products from radarsat 1 along with data from. The applications potential of radarsat2 data compared with that of radarsat1 data is anticipated to improve in a major, moderate, and minor fashion for 3, 18, and 10 of the identified. It carries a synthetic aperture radar sar sensor, which is a powerful microwave instrument that can transmit and receive signals to obtain detailed images of the earth. The radarsat family consists of a pair of canadian remote sensing satellites the radarsat1 satellite was canadas first commercial earth observation satellite developed to monitor the planets natural resources and environmental changes. The geodatabase is a collection of various types of gis datasets held in a file system folder.
In 1997, a joint effort by nasa and the csa culminated in the creation of the radarsat antarctic mapping project ramp. Spacecraft launch mission status sensor complement modex experiment ground segment references. In arcgis, there are three ways to work with raster data. The gamma software documentation is accessible with a webbrowser and consists of user guides in printable pdf format, reference manual pages for most programs in html format. Data is available from a private agency called radarsat international inc. Radarsat mosaic was produced using canadian space agencys radarsat data archive and scansar narrow b descending mode data. Radarsat1 was developed by the canadian space agency csa and was launched on 4 november 1995. Radarsat1 collects data on resource management, ice, ocean and environmental monitoring and arctic and offshore surveillance. Measurement data are in geotiff format for level1 products.
The safe format packages the data as a file structure which contains other format structures, such as xml, tif, html, kml, png, and xsd formats. Quality using the orthoradar software by erdas it was possible to orient the two radarsat scenes using the derived control points. Download free radarsat data of canada gis resources. The netcdf for java api includes several decoders that allow nonnetcdf. Radarsat international rsi was formed in 1989 to market, process, and distribute data from radarsat 1. The format of raw data products is specified in the fred product specification document r2. The table below outlines how radarsat 2 xml is supported by our different fme products, and on which platforms the reader andor writer runs. Radarsat 2 provides highresolution sar imagery regardless of light and weather conditions. Radarsat orthorectified mosaic data of canadian province 100m. The applications potential of radarsat 2 data compared with that of radarsat 1 data is anticipated to improve in a major, moderate, and minor fashion for 3, 18, and 10 of the identified. The radarsat family consists of a pair of canadian remote sensing satellites the radarsat 1 satellite was canadas first commercial earth observation satellite developed to monitor the planets natural resources and environmental changes. Canadas radarsat1 was the first operational radarbased earth observation satellite. The canadian satellite utilized synthetic aperture radar to obtain images used to help better manage natural resources and monitor climate change.
The radarsat2 synthetic aperture radar sar system is designed to provide a much wider variety of imaging options than radarsat1, and it is the intention that data from all these modes be radiometrically calibrated. The extra parameters maintain the positional accuracy and high levels of detail in the model, while concurrently reducing the. The network common data format netcdf is a set of software libraries and selfdescribing, machineindependent data formats that support the creation, access, and sharing of arrayoriented scientific data. Radarsat1 wide and extended beam data will be processed into standard images and complexformat data products. Cdrom, 8 mm tape cartidges and worm drives will be available as they become industry standards. Radarsat 1 is the first canadian developed and commercially operated earth observation satellite with the objective to monitor environmental change and the planets natural resources in the microwave region. Rcm synthetic aperture radar sar data will be made available in the form of image products, in a format readable by common computer software.