Glossary#

Glossary of terms and acronyms used across this documentation.

API#

Application Programming Interface.

CLI#

Command Line Interface.

DN#

Digital Number.

ESS#

ESA SPICE Service.

GeoJSON#

GeoJSON is a widely used standard format to encode geographic data using JSON.

JSON#

JSON (JavaScript Object Notation) is a lightweight data-interchange format. It is easy for humans to read and write. It is easy for machines to parse and generate.

Mission Scenario#

TBW

NYS#

No Yaw-steering.

ODF#

Opportunity Definition File (GFINDER).

Attention

It also means Observation Definition File within MAPPS system.

PRM#

Pointing Request Message (also called PTR).

Scan#

A scan is the action of acquiring a target through a spacecraft slew or MAJIS scanner rotation.

SKD#

SPICE Kernel Dataset.

Yaw-steering#

Yaw steering is mainly used for spacecraft power-optimisation. It sets the yaw angle in such a way the solar arrays have maximal lighting without changing the roll and pitch.

YS#

Yaw-steering.