Date: Sept. 28, 2025 Participant: Keegan Grubb #12593 Race: 2025 Boulderthon Marathon Distance: 26.2 miles Weather: Perfect running weather with temperatures in the 50's to 70's and nice cloud cover

Consistency in the First Half, Challenges in the Finish Keegan Grubb of Broomfield, CO, displayed a strong start in the 2025 Boulderthon Marathon, maintaining steady paces between 7:53 and 8:14 minutes per mile up through mile 16, with a notable split of 7:22 at mile 12. This helped him climb the ranks, particularly in the M20-24 division, where he improved from 43rd to 28th place by halfway through the race. His peak performance was evident during miles 9 to 16, where his place stabilized in the mid-20s within his division. In the latter part of the race, Keegan faced challenges pacing above 8:45 per mile from mile 17 onwards, culminating in a final average of 8:56 minutes per mile. This shift saw a drop in division standing, finishing 76th in M20-24. A focus on endurance training could help sustain early pace throughout the race. Overall, Keegan demonstrated promising pacing abilities and persistence, completing the marathon with a total elapsed time of 3:54:10.