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Worldview-1


Worldview-1 spacecraft

Worldview-1 spacecraft, © DigitalGlobe, USGS


Mission and sensor parameters

Launched on the 18 September 2007, Worldview-1 is an operational earth imaging satellite which is part of the WorldView constellation (QuickBird, WorldView-1/-2/-3/-4 and GeoEye-1 satellites) and is owned by DigitalGlobe in the United States. Worldview-1 offers only panchromatic products. In the International Charter, Worldview-1 data is gathered via VHR data provisioning of USGS (act as mission Owner in the Charter Governance).

Mission parameters

Table 1 provides a summary of the Worldview-1 mission.

Parameter Specifications
EO Mission Worldview-1
Providing Agency DigitalGlobe
Date of launch 2007-09-18
Temporal coverage 2007-10-01 - present
Mission status On Going
Mission Life Expected 10-12 years
Orbit Type Sun-synchronous
Equator crossing Time 10:30 AM descending node
Orbit Height 496 km
Orbit Period 95 min
Revisit Frequency 1.7 days (average)
Nominal Swath Width 17.7 km at nadir
Table 1 - Worldview-1 mission parameters.

Sensor specifications

Below specifications of the WorldView-60 camera (WV60) optical earth observation sensor on board the Worldview-1 platform.

Parameter Specifications
Imager Type Pushbroom, 35,000 detector array
Imaging Mode PAN
Pan spectral range 400 - 900 nm
Resolution Very High Resolution - O-VHR (0 - 1m)
GSD 50 cm at nadir
Dynamic Range 11-bits per pixel
Table 2 - Worldview-1 WorldView-60 camera sensor parameters.

Ingested format

Information extracted from product annotation included in the STAC item of a Worldview-1 dataset have a similar structure to the Worldview-3 one available here.

Product Calibration

For Worldview-1 products calibration refer to the Optical Products Calibration (OPT-Calib) service and the calibration sheet available here.