Relation between GNSS system times and UTC Outline of presentation • A historical note • Global Navigation Satellite Systems
![Precise time scales and navigation systems: mutual benefits of timekeeping and positioning | Satellite Navigation | Full Text Precise time scales and navigation systems: mutual benefits of timekeeping and positioning | Satellite Navigation | Full Text](https://media.springernature.com/lw685/springer-static/image/art%3A10.1186%2Fs43020-020-00012-0/MediaObjects/43020_2020_12_Fig11_HTML.png)
Precise time scales and navigation systems: mutual benefits of timekeeping and positioning | Satellite Navigation | Full Text
![Alex Xu on Twitter: "You probably think you know what TIME is, but do you know everything about it? Commonly used time representations include UTC, GMT, TAI, Unix Timestamp, Epoc time, TrueTime, Alex Xu on Twitter: "You probably think you know what TIME is, but do you know everything about it? Commonly used time representations include UTC, GMT, TAI, Unix Timestamp, Epoc time, TrueTime,](https://pbs.twimg.com/media/Ff2HF0EVsAAsrAQ.jpg)
Alex Xu on Twitter: "You probably think you know what TIME is, but do you know everything about it? Commonly used time representations include UTC, GMT, TAI, Unix Timestamp, Epoc time, TrueTime,
![Precise time scales and navigation systems: mutual benefits of timekeeping and positioning | Satellite Navigation | Full Text Precise time scales and navigation systems: mutual benefits of timekeeping and positioning | Satellite Navigation | Full Text](https://media.springernature.com/lw685/springer-static/image/art%3A10.1186%2Fs43020-020-00012-0/MediaObjects/43020_2020_12_Fig8_HTML.png)