<html><body><div style="color:#000; background-color:#fff; font-family:times new roman, new york, times, serif;font-size:12pt">Only really for GPS broadcast.<br><br>For many satellites and spacecraft, thermal stress in day/night cycling contributes far more to clock drift than relativity does.<br><br>(best example of attempting to impose HQT and having it fail: Swatch Internet time, which was based on Bern local time rather than UTC, because that's where Swatch was headquartered)<br><div><br></div> <div style="font-family: times new roman, new york, times, serif; font-size: 12pt;"> <div style="font-family: times new roman, new york, times, serif; font-size: 12pt;"> <div dir="ltr"> <font face="Arial" size="2"> <hr size="1"> <b><span style="font-weight:bold;">From:</span></b> Paul Wilkins <paulwilkins369@gmail.com><br> <b><span style="font-weight: bold;">To:</span></b> ausnog@lists.ausnog.net <br> <b><span style="font-weight:
bold;">Sent:</span></b> Wednesday, 21 November 2012, 15:27<br> <b><span style="font-weight: bold;">Subject:</span></b> Re: [AusNOG] Q about time zones especially UTC<br> </font> </div> <br><div id="yiv1711445080">I'm sure time drift on satellites from Einsteinian time dilation is a pain.<br><br>Paul Wilkins<br><br><div class="yiv1711445080gmail_quote">On Wed, Nov 21, 2012 at 3:20 PM, Ian Henderson <span dir="ltr"><<a rel="nofollow" ymailto="mailto:ianh@ianh.net.au" target="_blank" href="mailto:ianh@ianh.net.au">ianh@ianh.net.au</a>></span> wrote:<br>
<blockquote class="yiv1711445080gmail_quote" style="margin:0 0 0 .8ex;border-left:1px #ccc solid;padding-left:1ex;">On 21/11/2012, at 3:08 PM, Matthew Moyle-Croft <<a rel="nofollow" ymailto="mailto:mmc@mmc.com.au" target="_blank" href="mailto:mmc@mmc.com.au">mmc@mmc.com.au</a>> wrote:<br>
>> UTC.<br>
><br>
> HQT.<br>
><br>
> (HeadQuartersTime).<br>
<br>
What timezone do you set on servers in the cloud, considering they could migrate themselves to any physical location? Fun times in the future when inter-planetary vMotion is commonplace. :P<br></blockquote></div></div><br><br> </div> </div> </div></body></html>