Umbra is a constellation of microsatellites equipped with an X-band and capturing SAR imagery in 25 cm, 35 cm, 50 cm, and 1 m azimuth resolutions. See more on the marketplace.
The geographic coverage is global, but certain areas are restricted.
The restriction map
| Data product | Spectral bands combination |
|---|---|
| Custom* | X-band |
| Specification | Description |
|---|---|
| Provider | Umbra |
| Collection type | Tasking |
| Product type | SAR |
| System type | Satellite |
| Specification | Description |
|---|---|
| Azimuth resolution | 25 cm 35 cm 50 cm 1 m |
| Ground range resolution | From 25 cm to 1 m |
| Bit depth per pixel | 8-bit |
| Delivery format | A ZIP file containing the following files:
|
| Masks | Transparency |
The ordered tasking data will include all processing levels.
| Specification | Description |
|---|---|
| Acquisition mode | Spot |
| Incidence angle | From 0° to 80° |
| Number of looks | 1-look 2-look 3-look |
| Slant range resolution | From 35 cm to 1 m |
| Orbit | Sun-synchronous, at 450–600 km |
| Orbit direction | Ascending Descending |
| Number of satellites | 5 |
| Tasking priority | Standard |
| Polarization | Single: HH, VV |
| Revisit rate | 4 times a day |
| Swath width | 4 km |
| Specification | Description |
|---|---|
| Frequency | X-band: 9.6 or 9.8 GHz |
| Specification | Description |
|---|---|
| Coordinate reference system | UTM-WGS84 |
| Positional accuracy | 8 m CE90 absolute |
| Specification | Description |
|---|---|
| Limitations | Input: POI Output: Scenes of a certain size intersecting the defined POI:
Within natural footprints, only the central 5×5 km2 area maintains the selected resolution, while the surrounding areas might have artifacts that reduce quality. |
| Minimum charge | As per 1 scene |
| Data product | Type | Name and ID | Collection name |
|---|---|---|---|
| Custom | Tasking | Name: ID: | umbra-tasking |