timdux

3 ms·

1. 1.▲
   by timdux 6y ago

   Mars calendar, each year has 24 months: https://en.wikipedia.org/wiki/Darian_calendar Solar system time: https://en.wikipedia.org/wiki/Barycentric_Coordinate_Time
2. 2.▲
   by timdux 6y ago

   Yes, that's the clock holdover circuit, usually built using a OCXO or double OCXO or rubidium clock. It's good for 4 to 24 hours. Example: [0] https://www.rakon.com/19-rak-product/rak-product-ocxo
3. 3.▲
   by timdux 6y ago

   All terrestrial base stations (1) require GPS signal for time synchronization. Most of them can run for 4 hours - 24 hours without GPS, but that's it, after that holdover period it's dead. There is no GPS signal on the moon. That&