[time-nuts] Local Solar Time Clock

Jim Lux jimlux at earthlink.net
Sun Jan 19 15:26:22 EST 2014


On 1/19/14 12:20 PM, David J Taylor wrote:
> From: Jim Lux
>
> http://www.wsanford.com/~wsanford/exo/sundials/equation_of_time.html
>
>
> 5 Jan 5.2 minutes
> 6 Jan 5.7 minutes
>
> 30 seconds in a day..
>
> The total variation over the year is +/- 15 minutes, but the derivative
> is a lot bigger at some times of the year (now)
> _______________________________________________
>
>
> Higher than I expected from a quick look at the graph.  I had 17 minutes
> total variation in 6 months in my mind!
>
>

So did I until I started coding it up...



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