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BlueprintAPI > BlueprintAPI/CelestialVault > BlueprintAPI/CelestialVault/Time
Return the Greenwich Apparent Sidereal Time (GAST) for a specific UTC DateTime, in Degrees.
The Greenwich apparent sidereal time is obtained by adding a correction to the Greenwich mean sidereal time. The correction term is called the nutation in right ascension or the equation of the equinoxes.
Target is Celestial Maths
Inputs
| Type | Name | Description |
|---|---|---|
| exec | In | |
| real | Julian Date |
Outputs
| Type | Name | Description |
|---|---|---|
| exec | Out | |
| real | Return Value |