Date: Sept. 28, 2025 Participant: Erica Mackenzie #11204 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

Steady Start, Strong Middle, Slowing Finish Erica Mackenzie began her marathon with an impressive pace, clocking an 8:49 min/mile in the first mile. Her early splits remained consistently under 9 minutes until a significant slowdown at mile 4, which saw a split time of 12:30 and a split pace of 12:30 min/mile. Notably, she made a strong recovery right after with the fastest split of the race at mile 5, clocking in at 5:18 min/mile, which improved her standing to 10th in her division temporarily. However, the latter half of the race saw a gradual decrease in pace, with the last split averaging 9:59 min/mile. Throughout the course, Erica maintained a strong presence, ultimately completing the 2025 Boulderthon Marathon in 4:17:44 with an overall pace of 9:50 min/mile. Her results achieved an admirable 26th place in her F30-34 division out of the numerous competitors. For future races, maintaining a steady pace during the transitions between challenging intervals can help sustain energy through the finish line.