[chaindelay]  
'last edit 2025-10-10
'(utc means chain following UTC instead of Loran time, discontinuous on leap seconds)

'GRI ms    'since
6731=0     '250513 (was -.162 ms from 220623 to 240718)
8000=113.05'170101 (utc)
8830=88.3  '241006 (was 25.4 ms before)
9930=0     '210819
7950=122   '170101 (utc)
5990=110.4 '251128 (Caucasian Chayka, was 38 ms from 181130 to 241130)
5990=0     'U.S. eLoran since 2023 (M=0ms, X=14ms, Y=30+59.9ms A-B swapped)
5960=53.8  '170101 (utc)
6000=0     '170101 (utc)