ShiJian 9A

Long name Shi Jian 9 satellite
Short name SJ9
Key file name (use to open data set) *.xml
Supported file extension(s) .xml, .tiff, .tif, .jpg, .rpb, .gcp, .txt
Sensor Optical panchromatic (2.5 m) and multispectral (10 m)
Platform ShiJian-9A
Data distributor China National Space Administration
Sections

Data product name and description
Distribution disk files
Returned data
Returned file-level metadata

Data product name and description

Name Description Version
Panchromatic image (one band) Panchromatic (PAN)

Resolution: 2.5 m

1
Multispectral image (four bands) Band 1 (Blue)

Band 2 (Green)

Band 3 (Red)

Band 4 (Near-infrared)

Resolution: 10 m

1

Distribution disk files

Format 1

File name File type Required Contents Details
SJ9A_PMS_*-MUX.tiff GeoTiff Yes Image data Image files
SJ9A_PMS_*-MUX.xml XML Yes Metadata Metadata file
SJ9A_PMS_*-MUX.jpg Bin No Overview Overview
SJ9A_PMS_*-MUX.rpb Text Yes RPB information Rational functions file
SJ9A_PMS_*-PAN.tiff GeoTiff Yes Image data Image file
SJ9A_PMS_*-PAN.xml XML Yes Metadata Metadata file
SJ9A_PMS_*-PAN.jpg BIN No Overview Overview
SJ9A_PMS_*-PAN.rpb Text Yes RPC information Rational functions file

Format 2

File name File type Required Contents Details
SJ9A_MUX_*_red.tif GeoTiff Yes Image data Image files
SJ9A_MUX_*_grn.tif GeoTiff Yes Image data Image files
SJ9A_MUX_*_blu.tif GeoTiff Yes Image data Image files
SJ9A_MUX_*_nir.tif GeoTiff Yes Image data Image files
SJ9A_MUX_*_metadata.xml XML Yes Metadata Metadata file
SJ9A_MUX_*_browser.jpg Bin No Overview Overview
SJ9A_MUX_*_RPC.txt Text Yes RPC information Rational functions file
SJ9A_PAN_*.tif GeoTiff Yes Image data Image file
SJ9A_PAN_*_metadata.xml XML Yes Metadata Metadata file
SJ9A_PAN_*_browser.jpg BIN No Overview Overview
SJ9A_PAN_*_RPC.txt Text Yes RPC information Rational functions file

Returned data

Data product Data returned Details
SJ9A - satellite image data - PAN One channel for panchromatic data GDB retrieves one image channel for panchromatic data
SJ9A - satellite image data - MS Four channels for multispectral data GDB retrieves four image channels for multispectral data
Product annotation data One text segment for product information GDB generates a text segment for product information
RPC data One binary segment for RPC data.
Orbit data One orbit segment for orbit data.

Returned file-level metadata

Name Description Values
SensorModelName Model name off the sensor that acquired the data SJ9A_PMS_PAN

SJ9A_PMS_MS

SJ9A_PAN

SJ9A_MUX

PlatformName Platform name SJ9A
FormatName Product data format GeoTIFF
ProductType Data product type 1A
SensorCode Sensor code PAN or MS
RowCount Number of rows in the image Integer
ColumnCount Number of columns in the image Integer
NumberOfBands Number of bands in the image 1
SourceID Unique ID of the image source String
SpatialResolutionX Horizontal spatial resolution of the image 2.5 m (PAN) or 10 m (MS)
SpatialResolutionY Vertical spatial resolution of the image 2.5 m (PAN) or 10 m (MS)
Acquisition_DateTime Acquisition date and time of the image YYYY-MM-DDTHH:MM:SS.XXXXXXZ
SolarAzimuth Solar azimuth Real
AngleOfSolarElevation Angle of solar elevation Real
SatelliteAzimuth Satellite elevation angle Real

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