Dear Bill, Take a look at:
http://www.glyphweb.com/esky/default.htm?http://www.glyphweb.com/esky/concep ts/lightyear.html Amongst other things, particularly check the use of 'atto-light year' at the bottom of the page. 'Oh, what a wicked web we weave - when first we practise to deceive'. In this case the deceit seems to be in the earnest interests of protecting our precious astronomy patch (by using layering of jargon -- we are different - therefore we are superior!) from those pesky metricationists. Cheers, Pat Naughtin LCAMS Geelong, Australia -- on 27/3/04 6:49 AM, Bill Hooper at [EMAIL PROTECTED] wrote: > Recently Pat Naughtin suggested: >> 1 milliday = 86.4 s 1 new minute a bit longer than an old >> minute >> 1 centiday = 864 seconds about a quarter of an old hour >> 1 deciday = 8640 seconds a little under 2 1/2 hours > > I can't help feel uncomfortable using the SI prefixes with non-SI units > (SI prefix milli with non-metric day to make milliday). > > We may not be able to control what others do but I'm not sure those of > us who want to promote SI metric should encourage such bastardizing of > the prefixes. > > Also, I would maintain that breaking the day into smaller units of > millidays, centidays and decidays, where each is an odd multiple of > seconds, is not much of an improvement over 24 hours, 60 minutes and 60 > seconds. > > However, I am happy to see that Pat agrees with the importance of not > changing the size of the SI second in any half baked effort to simplify > civil (daily) time. That would cause more problems than it would solve. > > > Regards, > Bill Hooper > Fernandina Beach, Florida, USA > <><><><><><><><><><><><> > Make it simple; Make it Metric > <><><><><><><><><><><><> >
