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Admiralty total tides 2020 advisory

HYDROLANT 1125/20

issued: 2020-03-27 15:05Z
status: cancelled 2020-04-15 00:01Z (archive)
authority: SFH 271505Z MAR 20.
source: nga_json · first seen 2026-08-17 13:38Z

Original warning text

ADMIRALTY TOTAL TIDES 2020 ADVISORY.
1. BE ADVISED THAT ADMIRALTY TOTAL TIDES (ATT) DISCS
   DISTRIBUTED IN LATE 2019 (EDITION 21) MAY NOT
   INSTALL CORRECTLY.
2. ATT WAS CORRECTED AND SHIPS RECEIVED
   "EDITION 21 CORRECTED". HOWEVER, IT TOO
   HAS INSTALLATION PROBLEMS.
3. AN UPDATE TO "EDITION 21 CORRECTED" WILL BE
   DISTRIBUTED BY DLA AS SOON AS POSSIBLE.
4. NGA RECOMMENDS INSTALLING THE NEW VERSION
   THAT DLA WILL SHIP AT THE BEGINNING OF APRIL
    OTHERWISE, IT MAY NOT INSTALL CORRECTLY.
5. ATT, EDITION 20, WILL REMAIN VALID UNTIL 31 MAR 20.
6. CANCEL THIS MSG 15 APR 20.

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