On Oct 28, 2010, at 2:05 PM, Max Robinson wrote: > How about the crab supernova. >
Msec pulsars are much more stable - see http://arxiv.org/pdf/0911.5534 for some comparisons. Regards Marshall > Regards. > > Max. K 4 O D S. > > Email: [email protected] > > Transistor site http://www.funwithtransistors.net > Vacuum tube site: http://www.funwithtubes.net > Music site: http://www.maxsmusicplace.com > > To subscribe to the fun with transistors group send an email to. > [email protected] > > To subscribe to the fun with tubes group send an email to, > [email protected] > > ----- Original Message ----- From: "jimlux" <[email protected]> > To: "Discussion of precise time and frequency measurement" > <[email protected]> > Sent: Thursday, October 28, 2010 8:30 AM > Subject: Re: [time-nuts] Time of death-Again > > >> Steve Rooke wrote: >>> One thing we should bear in mind that our tombstone timestamp should >>> have things like the timezone, and calendar in use, references, such >>> that future people can determine the exact point in time of our death. >>> In fact, basing the timestamp on some true reference point would >>> better than about 2000 years after some event happened on earth as >>> archaeologists from other words coming to the Earth in the future >>> would be left to figure out this arbitrary time event. I would propose >>> that we relate the year portion (which is the LSB and most important) >>> to some celestial event thereby making it possible to document this >>> easily for future life-forms to determine. The whole year/date thing >>> really should be made secular as there is no place for religion in the >>> governance of society. >>> >>> Steve >> >> >> Is this not the same problem we all face when specifying an absolute time? >> Is it TAI? GPS? UTC? etc. >> >> And, then, if you are moving, the local time offsettime relative to some >> reference might be different at different times. >> >> I think this is a sort of relativity question, isn't it? That is, you just >> have to pick some place/time, and reference everything else to that. So >> which astronomical event do you want use as your reference (e.g. a T=0 >> epoch)and is it sufficiently well determined that you can figure it out >> later? It's all well and good, for instance, to use noon on January 1st, >> 1900 or something as your time zero, but that's hardly a universally >> available reference point. >> >> _______________________________________________ >> time-nuts mailing list -- [email protected] >> To unsubscribe, go to https://www.febo.com/cgi-bin/mailman/listinfo/time-nuts >> and follow the instructions there. > > > _______________________________________________ > time-nuts mailing list -- [email protected] > To unsubscribe, go to https://www.febo.com/cgi-bin/mailman/listinfo/time-nuts > and follow the instructions there. > _______________________________________________ time-nuts mailing list -- [email protected] To unsubscribe, go to https://www.febo.com/cgi-bin/mailman/listinfo/time-nuts and follow the instructions there.
