Donation Amount

Select the amount you would like to donate to Timothy Nathan's 50 mi challenge.

$50

$100

$250

$500

$1,000

Other

Donation Calculator

Calculate your donation based on an amount per-mile Timothy Nathan has committed to ride this September. Your total donation will be the amount you select multiplied by Timothy Nathan's 50 mi challenge goal and will be charged up-front.

$0.30 cents/mi

$0.50 cents/mi

$0.80 cents/mi

$1/mi

$1.50/mi

$2/mi