Comment by zikduruqe
8 hours ago
The last time I built my own GPS network, I used a sextant, a watch set to UTC and nautical tables to determine where the orbiting bodies were.
8 hours ago
The last time I built my own GPS network, I used a sextant, a watch set to UTC and nautical tables to determine where the orbiting bodies were.
Harrison time pieces were indeed the cutting edge GPS technology of its day. That and moon watching.
Nowadays we have GPS and Pulsar / Quasar watching.
https://en.wikipedia.org/wiki/Very-long-baseline_interferome...