martian analemma & EOT

1999-12-03 Thread John Carmichael
Hi: I usually don't write two different letters to the list on the same day, but could'nt resist the following question in view of today's landing on Mars. What would the martian analemma and Equation of Time look like? Thanks John Carmichael Tucson Arizona

Re: martian analemma & EOT

1999-12-03 Thread Luke Coletti
Hello, The March '82 Sky&Tel article, "The Analemmas of the Planets", is an interesting piece, I scanned a portion of my copy and posted the image of the Martian Analemma at the following URL. ftp://ftp.gcstudio.com/pub/sundial/marseot.jpg As Robert mentions it has a teardrop sh

Re: martian analemma & EOT

1999-12-04 Thread Luke Coletti
Mars has a high eccentricity value, third highest in the solar system (Earth has the third lowest) and a moderate obliquity value (very close to our own). Eccentricity is dominate, i.e., no figure-eight. -Luke John Carmichael wrote: > > You guys are unbelieveable! I've had the mar

Re: martian analemma & EOT

1999-12-03 Thread R.H. van Gent
John Carmichael wrote: > I usually don't write two different letters to the list on the same day, but > could'nt resist the following question in view of today's landing on Mars. > > What would the martian analemma and Equation of Time look like? Martian and other non-terrestrial analemmas were

Re: martian analemma & EOT

1999-12-04 Thread Tony Moss
John Carmichael contributed: > >You guys are unbelieveable! I've had the martian analemma & EOT question >for a long time but never asked it for fear that you'd think I was a bit >crazy. I thought who would even go to the trouble to calculate it since >there'

Re: martian analemma & EOT

1999-12-04 Thread John Carmichael
You guys are unbelieveable! I've had the martian analemma & EOT question for a long time but never asked it for fear that you'd think I was a bit crazy. I thought who would even go to the trouble to calculate it since there's not a big market for sundials on Mars. I'