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Dye" To: "Fraga, Eric" Cc: Ihor Radchenko , Tom Gillespie , Carsten Dominik , emacs-orgmode@gnu.org Subject: Re: Org mode timestamps on the Moon ;] Date: Thu, 26 Jan 2023 06:28:08 -1000 In-reply-to: <87k0191dsr.fsf@ucl.ac.uk> Message-ID: <87y1ppfedf.fsf@tsdye.online> MIME-Version: 1.0 Content-Type: text/plain; charset=utf-8; format=flowed Content-Transfer-Encoding: quoted-printable X-AntiAbuse: This header was added to track abuse, please include it with any abuse report X-AntiAbuse: Primary Hostname - box2035.bluehost.com X-AntiAbuse: Original Domain - gnu.org X-AntiAbuse: Originator/Caller UID/GID - [47 12] / [47 12] X-AntiAbuse: Sender Address Domain - tsdye.online X-BWhitelist: no X-Source-IP: 50.113.33.148 X-Source-L: No X-Exim-ID: 1pL58J-0011AF-84 X-Source: X-Source-Args: X-Source-Dir: X-Source-Sender: cpe-50-113-33-148.hawaii.res.rr.com (poto-foou.tsdye.online) [50.113.33.148]:42726 X-Source-Auth: tsd@tsdye.online X-Email-Count: 5 X-Source-Cap: dHNkeWVvbmw7dHNkeWVvbmw7Ym94MjAzNS5ibHVlaG9zdC5jb20= X-Local-Domain: yes Received-SPF: pass client-ip=69.89.25.95; envelope-from=tsd@tsdye.online; helo=gproxy1-pub.mail.unifiedlayer.com X-Spam_score_int: -15 X-Spam_score: -1.6 X-Spam_bar: - X-Spam_report: (-1.6 / 5.0 requ) BAYES_00=-1.9, DKIM_SIGNED=0.1, DKIM_VALID=-0.1, DKIM_VALID_AU=-0.1, DKIM_VALID_EF=-0.1, FROM_SUSPICIOUS_NTLD=0.498, RCVD_IN_DNSWL_NONE=-0.0001, RCVD_IN_MSPIKE_H2=-0.001, SPF_HELO_NONE=0.001, SPF_PASS=-0.001, T_PDS_OTHER_BAD_TLD=0.01 autolearn=no autolearn_force=no X-Spam_action: no action X-BeenThere: emacs-orgmode@gnu.org X-Mailman-Version: 2.1.29 Precedence: list List-Id: "General discussions about Org-mode." List-Unsubscribe: , List-Archive: List-Post: List-Help: List-Subscribe: , Errors-To: emacs-orgmode-bounces+larch=yhetil.org@gnu.org Sender: emacs-orgmode-bounces+larch=yhetil.org@gnu.org X-Migadu-Flow: FLOW_IN X-Migadu-Country: US ARC-Message-Signature: i=1; a=rsa-sha256; c=relaxed/relaxed; d=yhetil.org; s=key1; t=1674750646; h=from:from:sender:sender:reply-to:subject:subject:date:date: message-id:message-id:to:to:cc:cc:mime-version:mime-version: content-type:content-type: content-transfer-encoding:content-transfer-encoding: in-reply-to:in-reply-to:references:references:list-id:list-help: list-unsubscribe:list-subscribe:list-post:dkim-signature; bh=XaXHJLFHZSPGiHbwVdhhKoEnwd07gooLbN1lr6Trjvw=; b=DPBNo+qzpui8bKIpj+YTG9UbXyn4f16JjpaQgJA8WZ1uUY/4JTsApdPWZFrG/3S63Eu9na Dn5bhOIWi+oDT+r9uMOFloGB5bkH9rpWO9Pw+svyILod8UlKoJI/XepPyD4rPUkLiUxa7Y 8L+VhZbaEOfdOs9G+xdrz90IPtSw1xdRuZcEf1WW/vSTZscE0QnqZQFiTVW/7aCpCFJM4Y BnA2Vk9u8qBsg8OnJTHb8J1XS28m4Z6kxp6GTWxUutL+aWkDpto5oZYOWe7cNlM2Hd0arF RmOLdF4VpEoS0optCzuVQQd+5WM6HtnyEejTjEzLicVD//xKye8xjf2EUR4+rg== ARC-Authentication-Results: i=1; aspmx1.migadu.com; dkim=fail ("headers rsa verify failed") header.d=tsdye.online header.s=default header.b=bPBVeLee; spf=pass (aspmx1.migadu.com: domain of "emacs-orgmode-bounces+larch=yhetil.org@gnu.org" designates 209.51.188.17 as permitted sender) smtp.mailfrom="emacs-orgmode-bounces+larch=yhetil.org@gnu.org"; dmarc=none ARC-Seal: i=1; s=key1; d=yhetil.org; t=1674750646; a=rsa-sha256; cv=none; b=DydLXEI0PmUYMHdnx0JMCvlGsfcFj3kP6IE4m1xCUf/0Vk+0tolpbyyz0r2hCC38MXGw8R 04hZphASZH5CGVp+4X4VjF4tPKk9lDqfOqtDuoLFHc04rCOwTEDuq5MIK9fqcutkttWWSP fd3BTwRKX5RT5Trkf41JH+fuW2nEQH6zbTZicOQTNso0MihxDMQ/dlZehLHC6ZCPdu5Xkh Y2VbCqsIwO7iJZPzbj1cWjHkGQi9T4jeEohsgBFDiPkDUMlGxjKmHT7uw13hgFiFO0ik1O 01fXB9T1+6JXynMuFBm0cq6Lpuee/bSu3v/T81NmYOSerwB3e2mV2oy2Tn9RPw== X-Migadu-Scanner: scn1.migadu.com Authentication-Results: aspmx1.migadu.com; dkim=fail ("headers rsa verify failed") header.d=tsdye.online header.s=default header.b=bPBVeLee; spf=pass (aspmx1.migadu.com: domain of "emacs-orgmode-bounces+larch=yhetil.org@gnu.org" designates 209.51.188.17 as permitted sender) smtp.mailfrom="emacs-orgmode-bounces+larch=yhetil.org@gnu.org"; dmarc=none X-Migadu-Spam-Score: 2.62 X-Spam-Score: 2.62 X-Migadu-Queue-Id: 14DA7538B X-TUID: pvhAtc5mgCKy Aloha Eric, "Fraga, Eric" writes: > On Thursday, 26 Jan 2023 at 15:24, Ihor Radchenko wrote: >> "The Moon=E2=80=99s gravitational pull is weaker than Earth=E2=80=99s, m= eaning=20 >> that, to >> an observer on Earth, a lunar clock would run faster than an=20 >> Earth one. >> Gramling estimates that a lunar clock would gain about 56=20 >> microseconds >> over 24 hours" (how will it affect Org's timestamps? should we=20 >> do >> anything about it?) > > Well, it would take a little over 120 years for this difference=20 > to affect an org time stamp (given resolution to the minute as=20 > used by org)... > > I love what I'm learning about time zones etc. in this=20 > discussion thread! Then I can recommend Carlo Rovelli's The Order of Time. All the best, Tom --=20 Thomas S. Dye https://tsdye.online/tsdye