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Space Surveillance and Tracking Services

 ▶  Atmospheric estimates for drag calculations Estimate of atmospheric density in the past years and predicted in near real-time.
 ▶  Archive of geomagnetic and solar indices for drag calculation Database of past values of solar and geomagnetic indices relevant to drag calculation.
 ▶  Forecast of geomagnetic and solar indices for drag calculation Provides forecast of geomagnetic and solar indices for drag calculation.
 ▶  Nowcast of ionospheric group delay Under development.


Artist's impression of the debris objects in orbit around Earth. (© ESA - P. Carril)

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