| 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 |
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 |
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 |
| 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. |
| 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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