As reported to the FAA. Reports are unverified, and codes are left as the FAA publishes them.
What was found
CAPTAIN`S AIRSPEED DIVERGE BY ABOUT 80KTS LOWER THAN ISIS & FIRST OFFICER`S AIRSPEED. DRAINED P1 PITOT DRAIN. OPERATIONS CHECKED OK IAW AMM CH 34-13-00. THIS ACFT REMAINS RVSM ELIGIBLE & ACFT IS COMPLIANT FOR CONTINUED CAT II OPERATION.