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400 Mile Range Prize

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I thought there was something about the trip having to end up @ Fremont or something -- I thought it was a prescribed target pair of start and stop cities. Perhaps I'm misremembering it.

Does it have to actually be a GPS-proven distance, or does a dyno run of 400 miles count? ;)

That's what I remember too. Something about starting in LA but can't find it.
 
That's what I remember too. Something about starting in LA but can't find it.

He tweeted it. Here you go!

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I'm sure they'll give the "prize" to anyone completing 400 miles on a single charge even if it's not the LA-SF trip Elon mentioned on his tweet.
This would be big publicity for TM no matter where it's done.

Yeah,,, If it happened in Florida, CA, Texas, Montana and 6 places inbetween it would add much more local credibility to the car's capabilities.
 
On my theoretical "drive the car home from the factory" trip, I had planned to drive west from Denver to Kansas City on US-36, which is straight, downhill, downwind, and lightly traveled. For safety sakes, it would be best for the Model S to be trailed by a vehicle with yellow flashing lights (like those used when moving over-width loads), but I'm sure that you could do 400 miles at 35mph on this route. From the Denver East / Strasburg KOA to Washington, KS is exactly 400 miles.
 
Driving around town this morning I noticed that my projected range was >20 miles higher than rated range and that as I drove neither number seemed to be falling in line with my mileage. I tried beng "extra careful" with my driving habits for 5 or 6 miles to see how low I could get the average power consumption while still keeping up with traffic. With A/C and music on I got the average down to 186Wh/mile which seems to indicate that 400 is achievable.

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Over on another thread devoted to this topic I proposed a route from Alma, CO, to Hays, KS. My entry is near the bottom of this first page.

Best Route for 400 mile Challenge

Based on recent experience with driving the S on mountain roads in Colorado, I now believe that it's much more important to pick a route that includes an absolute minimum of climbing (i.e., as flat as possible) than to try a route that is significantly downhill overall but includes climbs as well as descents. You just don't get back enough of the energy expended in climbs during the descents. I drove a 48 mile route that descended 4000' overall, but I still expended about 143 Wh/mile. Granted, I did it at higher speeds than a hypermiler would, but the bulk of it was done between 30 mph and 45 mph.

Hack-charging on a generator - Page 8
 
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Nigel, I've played that game also of trying to my average under 300 or under 200 -- the easiest is when I'm with traveling with the wind and driving behind a truck going slow (around 50mph). If I had two days to spare (because I'd need to go 400 miles in one direction) I'm pretty confident I could do the 400 miles on a charge, but unless the prize is another S I really can't spare the time!