All calibration sessions use the published FMT test transmission format as a zero-offset reference signal for calibration. During the pulse and QST segments, the received frequency may differ slightly (see Rules).

Next session
No future calibration slot published.

Weekly schedule

Baseline schedule by validity window.

No recurring calibration rules are published yet.

Published changes

Only exceptions, cancellations and one-off sessions are listed here.

No published changes or cancellations. Follow the recurring weekly schedule above.