Assertion: meteoroid's speed | /r/HasProperty | subtracted
Facets:
value: at 12 midnight
type: TEMPORAL
Source sentences:
text: The direction of travel of earth in orbit and the approach azimuth of the meteoroid has implications for meteoroid survival: at 12 noon the speed of the earth along its orbit (15k/sec?) is added to the speed of the meteor-while at 12 midnight the speed is subtracted.