Re: [tz] LMT in Moscow before 1919, Kilometre Zero point
Thanks for those corrections; that area had been using unreliable data from Shanks & Pottenger. Your email prompted me to dust off my copy of Milne and fix similar problems in some other parts of Russia, and I installed the attached patch to the experimental version of the tz database on Github; it should reflect your comments.
--- europe | 4 ++-- 1 file changed, 2 insertions(+), 2 deletions(-) diff --git a/europe b/europe index 3323a19..e4aa5c0 100644 --- a/europe +++ b/europe @@ -2239,7 +2239,7 @@ Zone Europe/Kaliningrad 1:22:00 - LMT 1893 Apr # 78 RU-SPE Saint Petersburg # 83 RU-NEN Nenets Autonomous Okrug -# From Vladimir Karpinsky (2017-07-08): +# From Vladimir Karpinsky (2014-07-08): # LMT in Moscow (before Jul 3, 1916) is 2:30:17, that was defined by Moscow # Observatory (coordinates: 55 deg. 45'29.70", 37 deg. 34'05.30").... # LMT in Moscow since Jul 3, 1916 is 2:31:01 as a result of new standard. @@ -2251,7 +2251,7 @@ Zone Europe/Kaliningrad 1:22:00 - LMT 1893 Apr # 2h01m18.7s = 2:01:19. LMT Moscow = LMT St.Petersburg + 30m 2:01:19 + 0:30 = # 2:31:19 ... # -# From Paul Eggert (2017-07-08): +# From Paul Eggert (2014-07-08): # Milne does not list Moscow, but suggests that its time might be listed in # Résumés mensuels et annuels des observations météorologiques (1895). # Presumably this is OCLC 85825704, a journal published with parallel text in -- 1.9.1
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Paul Eggert