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3 total sentences available.
A zero or partical burn, not complicated by guidance malfunction, which results in a velocity of more than 7550 ft/sec at periselene places the prime transport vehicle (PTV) on a hyperbolic escape trajectory out of the lunar sphere of influence.
Source: wiktionary
The lunar module shifted into an elliptic orbit with a periselene altitude of 14.3 km ± 200 m and an aposelene altitude of 113.2 km. At periselene tests of the radar altimeter, which ensures the landing of the lunar module on the Moon's surface, were carried out.
Source: wiktionary
These are a periselene altitude reduction and an inclination increase.
Source: wiktionary
Data sourced from Wiktionary, WordNet, CMU, and other open linguistic databases. Updated March 2026.