- RTLT as a noun:
- 1
RTLT
noun
1 RTLT
The elapsed time it takes for a signal to travel from Earth to a spacecraft (or other body) and back to the starting point.
synonym: round-trip light time.
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noun
The elapsed time it takes for a signal to travel from Earth to a spacecraft (or other body) and back to the starting point.
synonym: round-trip light time.
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