Date: Sept. 28, 2025 Participant: Claire Kilborn #13315 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

Consistent Performance with Room for Improvement in Later Stages Claire Kilborn demonstrated a commendable performance at the 2025 Boulderthon Marathon, maintaining a steady pace throughout. Her initial splits showcased remarkable consistency with the first two miles both clocking in at an 8:51 min/mile pace. Her performance peaked between miles 5 and 6, where she surged ahead with a split pace of 5:56 min/mile, temporarily propelling her to 24th place in her division before returning to a consistent 9:12 min/mile pace for the subsequent mile. As the race progressed, there was a gradual decline in pace, particularly after mile 17, where paces increased, reaching 12:29 min/mile. Despite this, Claire regained some ground and finished strong with an overall elapsed time of 4:17:47, maintaining a respectable 9:50 min/mile average. She finished 50th in her division out of a competitive field. To enhance future performances, focusing on pacing strategies in later stages could be beneficial.