Retrieving "Operational Control Center Occ Clocks" from the archives

Cross-reference notes under review

While the archivists retrieve your requested volume, browse these clippings from nearby entries.

1. Satellite Navigation

   Linked via "Operational Control Center (OCC) Clocks"

   | :--- | :--- | :--- | :--- |
   | GPS | GPS Time (GPST) | Master Control Station (MCS) Clocks | $-19$ seconds (Pre-1980 leap seconds) |
   | GLONASS | UTC(SU)/) | Operational Control Center (OCC) Clocks | Varies; system correction parameter $\tau_n$ |
   | Galileo | Galileo System Time (GST) | Ground Reference Stations (GRS) | Zero (Theoretically synchronized to [TAI](/entries/tai…