From mboxrd@z Thu Jan 1 00:00:00 1970 X-Spam-Checker-Version: SpamAssassin 3.4.4 (2020-01-24) on inbox.vuxu.org X-Spam-Level: X-Spam-Status: No, score=-0.8 required=5.0 tests=DKIM_ADSP_CUSTOM_MED, DKIM_INVALID,DKIM_SIGNED,FREEMAIL_FROM,HTML_MESSAGE,MAILING_LIST_MULTI autolearn=ham autolearn_force=no version=3.4.4 Received: (qmail 21828 invoked from network); 9 Sep 2021 01:34:24 -0000 Received: from minnie.tuhs.org (45.79.103.53) by inbox.vuxu.org with ESMTPUTF8; 9 Sep 2021 01:34:24 -0000 Received: by minnie.tuhs.org (Postfix, from userid 112) id D69D09C8E6; Thu, 9 Sep 2021 11:34:22 +1000 (AEST) Received: from minnie.tuhs.org (localhost [127.0.0.1]) by minnie.tuhs.org (Postfix) with ESMTP id 4995F9BB67; Thu, 9 Sep 2021 11:34:20 +1000 (AEST) Authentication-Results: minnie.tuhs.org; dkim=fail reason="signature verification failed" (2048-bit key; unprotected) header.d=gmail.com header.i=@gmail.com header.b="MudyPRO+"; dkim-atps=neutral Received: by minnie.tuhs.org (Postfix, from userid 112) id 82C249BB67; Thu, 9 Sep 2021 11:34:18 +1000 (AEST) Received: from mail-pg1-f177.google.com (mail-pg1-f177.google.com [209.85.215.177]) by minnie.tuhs.org (Postfix) with ESMTPS id 8B9A89BB66 for ; Thu, 9 Sep 2021 11:34:16 +1000 (AEST) Received: by mail-pg1-f177.google.com with SMTP id g184so166868pgc.6 for ; Wed, 08 Sep 2021 18:34:16 -0700 (PDT) DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/relaxed; d=gmail.com; s=20210112; h=mime-version:references:in-reply-to:from:date:message-id:subject:to :cc; bh=FC/bC+c6mWME+RiXPhlwehdJ88IpqEt6S2LGnZC0PA8=; b=MudyPRO+lzl2VjRCjMvZzhd+J/rjPO/Tabf+/E0MZ88u9pDq8bk8GwtMLDSybXPJbn kx5QvdIsDFEyx5wvvW8V3qTqK51sJOVY8wOYpobVcWDf5w30V+UpP+aj8yjmpjUSLZRi X7w+VZ7oZQoV5hcYU75tevpttqHgeU6KAKeKcKO9C/Q7JjOvEzIwcnqaiPiUdjgwUbyn q3+ueU86YwwwdF+QV0sjE7pbbrYYwdBY3wJdrQx6Mw7nE74Rn+rOBC+BlkG4vyDBPlJq 5zYdZVqtIBhtalGNeRFlc9OJwrNgyZR9m67fce4uCZRS1e0flQiEKe/YG3+MKql5z+5Z 7G2w== X-Google-DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/relaxed; d=1e100.net; s=20210112; h=x-gm-message-state:mime-version:references:in-reply-to:from:date :message-id:subject:to:cc; bh=FC/bC+c6mWME+RiXPhlwehdJ88IpqEt6S2LGnZC0PA8=; b=c679xKyn9EiBTFZ19a4uCnDRAmVFWyvsJfv68gVMawRI7ViUtK1XihySbco+r5DpVT a65iENUqJLR2Reek/S4fmxPNmy0LrjUKh88mBOJ44h2hMUsZn6oUohX97L69AiUjPg6J m5ng18Rh/Mh/XxOQbbSbttwrDnck9XEPPJcW+g3jH1ak6Y3XI1BVDPBjtTUZM7Gn5Yf8 Rk9FcfXaqL4BGoGKzX61hl80nt3yV2M0WrHanI/aY3oTVIqGzWWH8mn0JzDoHva+wAvc Jr6UvY9uxgQOyHFLAfxtUlO4WYlMdVSeMXPmAIP4UVc+vZ3JvRiBdnHWPLmQ9vPqzXxS fm6g== X-Gm-Message-State: AOAM531WrpTkfJjitLkkLGiYXyxLL4mvqjIiI5nSYQz6QXiY0a4Ga6VE v09S/gheRSRinPR6MAeWd0L1/5TtdNakzHS8zbM= X-Google-Smtp-Source: ABdhPJy/U2aW2CrbhhRUDRTnS6rO+AHHEJARL6zqv3EujS5v0behzb7JWg9tCm3+x7cgZVFs+ZdcjupEDJcSXY2ePT4= X-Received: by 2002:a62:dd83:0:b029:2e8:e511:c32f with SMTP id w125-20020a62dd830000b02902e8e511c32fmr341600pff.49.1631151255815; Wed, 08 Sep 2021 18:34:15 -0700 (PDT) MIME-Version: 1.0 References: In-Reply-To: From: Adam Thornton Date: Wed, 8 Sep 2021 18:34:04 -0700 Message-ID: To: Dave Horsfall Subject: Re: [COFF] What does your "cal" show? (fwd) X-BeenThere: coff@minnie.tuhs.org X-Mailman-Version: 2.1.26 Precedence: list List-Id: Computer Old Farts Forum List-Unsubscribe: , List-Archive: List-Post: List-Help: List-Subscribe: , Cc: Computer Old Farts Followers Content-Type: multipart/mixed; boundary="===============3112556250500238364==" Errors-To: coff-bounces@minnie.tuhs.org Sender: "COFF" --===============3112556250500238364== Content-Type: multipart/alternative; boundary="0000000000002d897905cb85ff7c" --0000000000002d897905cb85ff7c Content-Type: text/plain; charset="UTF-8" Content-Transfer-Encoding: quoted-printable Just variation of Earth=E2=80=99s rotational speed over time, AFAIK. http://leapsecond.com/java/gpsclock.htm -- TAI is SI second ticks, UTC is corrected to rotation by leap seconds. Currently they are 37 seconds apart= . Adam On Sep 8, 2021, at 6:22 PM, Dave Horsfall wrote: Ah, leap seconds. I work for an observatory. Some things are in TAI and some are in UTC. At least now I know what to look for when something is 37 seconds off. Isn't about that the transit of the Moon or something? -- Dave_______________________________________________ COFF mailing list COFF@minnie.tuhs.org https://minnie.tuhs.org/cgi-bin/mailman/listinfo/coff --0000000000002d897905cb85ff7c Content-Type: text/html; charset="UTF-8" Content-Transfer-Encoding: quoted-printable
Just variation of Earth=E2=80=99s rotational speed over= time, AFAIK.

http://leapsecond.com/java/gpsclock.htm -- TAI is SI second= ticks, UTC is corrected to rotation by leap seconds.=C2=A0 Currently they = are 37 seconds apart.

Adam

On Sep 8, 2021, at 6:22 PM, Dave Ho= rsfall <dave@hors= fall.org> wrote:

Ah, le= ap seconds.=C2=A0 I work for an observatory.=C2=A0 Some things are in TAI a= nd some are in UTC.=C2=A0 At least now I know what to look for when somethi= ng is 37 seconds off.

Isn't about that the transit = of the Moon or something?

-- Dave___________________________________= ____________
COFF mailing list
COFF@minnie.tuhs.org
https://minnie.tuh= s.org/cgi-bin/mailman/listinfo/coff
<= br>
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