Re: how posterity will measure time

2006-12-04 Thread Rob Seaman
On Dec 4, 2006, at 4:27 PM, Ed Davies wrote: Do you really mean UTC here? Well, I mean any of the various approximations of Universal Time as a synonym for Greenwich Mean Time. As continental drift becomes important, the job gets harder. (But then, to return to the original topic, PHK

Re: how posterity will measure time

2006-12-04 Thread Zefram
Rob Seaman wrote: >One imagines the >corpses of previous diggers will serve as an even better warning sign >for the successive neolithic survivors of repeated discontinuities. One of the difficult bits about labelling WIPP is that the danger isn't of

Re: how posterity will measure time

2006-12-04 Thread Ed Davies
Rob Seaman wrote: > ... An amateur astronomer with a Celestron, the Astronomical Almanac and an atlas can recover UTC anywhere on Earth. ... Do you really mean UTC here? I can see that an amateur with a Celestron could recover UT (for some flavour of UT, I'm not sure which - UT0?, then presuma

Re: how posterity will measure time

2006-12-04 Thread Poul-Henning Kamp
In message <[EMAIL PROTECTED]>, Rob Seaman writes: >I'd vote, myself, for using a subduction zone for this purpose, Yes, that is the only scientifically appropriate response and I will, for once, vote with you. The interesting thing is, despite the fact that dumping it in a subduction zone has p

Re: how posterity will measure time

2006-12-04 Thread Rob Seaman
On Dec 4, 2006, at 9:41 AM, Rob Seaman wrote: Any group of hunter-gatherers who stumble on WIPP and think to raid it as they will likely have been raiding landfills and other fin de millénaire treasure troves, will first have to pass the threshold of being capable of gaining physical entry.

Re: how posterity will measure time

2006-12-04 Thread Rob Seaman
On Dec 4, 2006, at 4:19 AM, Poul-Henning Kamp wrote: Although, likely as not, when some future arkæologist finds the inscriptions he will look at them without any formal training in any kind of physics or natural science and conclude that "they probably have religious significance" which is the

Re: how posterity will measure time

2006-12-04 Thread Poul-Henning Kamp
In message <[EMAIL PROTECTED]>, Steve Allen writes: >So it seems that when it comes to communicating a span of time >to a civilization other than our own the solution that the best >minds have produced is an astronomical one. The main reason for this is that the underlying charter specifically me

Re: how posterity will measure time

2006-12-04 Thread Zefram
Steve Allen wrote: >So it seems that when it comes to communicating a span of time >to a civilization other than our own the solution that the best >minds have produced is an astronomical one. I've read quite a lot about WIPP. It forces one into a refreshingly unusual viewpoint. In addition to t

how posterity will measure time

2006-12-03 Thread Steve Allen
I ran across a diagram near bottom of web page http://www.cabinetmagazine.org/issues/13/timelines.php which shows precession of the north celestial pole over roughly 15000 years starting now. After some digging around I find that the context of the message is how to communicate the fact that the W