<html><head></head><body style="word-wrap: break-word; -webkit-nbsp-mode: space; -webkit-line-break: after-white-space; "><div>On 4 Feb 2013, at 4:20 PM, Zbigniew Jędrzejewski-Szmek wrote:</div><div><br class="Apple-interchange-newline"><blockquote type="cite"><span class="Apple-style-span" style="border-collapse: separate; font-family: 'Helvetica Neue'; font-style: normal; font-variant: normal; font-weight: normal; letter-spacing: normal; line-height: normal; orphans: 2; text-align: -webkit-auto; text-indent: 0px; text-transform: none; white-space: normal; widows: 2; word-spacing: 0px; -webkit-border-horizontal-spacing: 0px; -webkit-border-vertical-spacing: 0px; -webkit-text-decorations-in-effect: none; -webkit-text-size-adjust: auto; -webkit-text-stroke-width: 0px; font-size: medium; "><div><blockquote type="cite">Suggestions what we could do instead?<br></blockquote><blockquote type="cite"><br></blockquote><blockquote type="cite">"2012-02-:4" maybe?<br></blockquote><blockquote type="cite"><br></blockquote><blockquote type="cite">"2012-02-~4"?<br></blockquote>This one looks nice.<br></div></span></blockquote><div><br></div><div>What about "2012-02~4" (leave off the "-")? Thus, "-" implies day (days from the start) of the month, "~" implies days from the end of the month.</div><div><br></div><div>Should both notations have the same "1" base? That is, "*-*-1" is the first day of the month. Is "*-*~1" the last day of the month? Or, is "~" a delta, so that "*-*~0" is the last day of the month?</div><div><br></div><div>Another solution is to have a "delta" notation: "date-time"+-"delta-time". "*-1-1"-"1:00" would mean 23:00 hours on 12/31 of every year. Likewise, 6 pm the last day of each month would be "*-*-1"-"6:00".</div><br><blockquote type="cite"><span class="Apple-style-span" style="border-collapse: separate; font-family: 'Helvetica Neue'; font-style: normal; font-variant: normal; font-weight: normal; letter-spacing: normal; line-height: normal; orphans: 2; text-align: -webkit-auto; text-indent: 0px; text-transform: none; white-space: normal; widows: 2; word-spacing: 0px; -webkit-border-horizontal-spacing: 0px; -webkit-border-vertical-spacing: 0px; -webkit-text-decorations-in-effect: none; -webkit-text-size-adjust: auto; -webkit-text-stroke-width: 0px; font-size: medium; "><div><blockquote type="cite">"2012-02-^4"?<br></blockquote><blockquote type="cite"><br></blockquote><blockquote type="cite">"2012-02-$4"?<br></blockquote><blockquote type="cite"><br></blockquote><blockquote type="cite">Other suggestions?<br></blockquote><blockquote type="cite"><br></blockquote><blockquote type="cite">Lennart<br></blockquote><br>Zbyszek<br></div></span></blockquote></div><br><div>Larry Baker<br>US Geological Survey<br>650-329-5608<br><a href="mailto:baker@usgs.gov">baker@usgs.gov</a><br><br></div></body></html>