SadieKate, the next one is 300k, and starts at 5AM, and has a 20 hour limit. So that means two hours of darkness at the start, and two at the end, at least.
Jobob, (sounds like your seminar was excellent!!) I ended up buying two Cateye HL500II micro halogens ($9 each, rec on Gainesville Cycling Club website as "The Cateye "Microhalogen" 2.4 watts, excellent optics, pretty fair light from 4 AA cells. Using LiFeS cells, you can nurse a pair of these lights through the night by alternating them periodically to extend battery life.") to get me through until I save money/decide on a "real" light. And I got a 10 LED tail light with a 30 hour burn time- hopefully that will be good enough for a permanent tail light.
I looked at some people's lighting systems, but of course, they are ALL different, so you can't just pick what the most people have. It will be cooler to see them all in the dark, really being used.
You have to bring your bike in for inspection the night before the brevet, and the lights have to be aimed correctly, bright enough, etc.
Nanci
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"...I'm like the cycling version of the guy in Flowers for Algernon." Mike Magnuson