4 ms·
That's the surprising thing, though: "its radar Doppler altimeter functioned correctly and the measurements were included in the guidance, navigation and contro
by moioci 10y ago
That's the surprising thing, though: "its radar Doppler altimeter functioned correctly and the measurements were included in the guidance, navigation and control system. "
- pbhjpbhj 10y agoAnd presumably mission time was in use too? Presumably they know to the (milli?)second when the lander should touchdown, at least from the point where the lander starts its descent. Time of flight send like a very strong, reliable signal?