Date: Sept. 28, 2025 Participant: Cristobal Leal #25969 Race: 2025 Boulderthon Half Marathon Distance: 13.1 miles Weather: Perfect running weather with temperatures in the 50's to 70's and nice cloud cover

Strong Finish with Negative Splits Cristobal Leal demonstrated impressive pacing in the 2025 Boulderthon Half Marathon with an overall time of 1:48:58. His progression throughout the race was noteworthy, starting with a 9:24 min/mile pace in the first two splits and then consistently improving. Cristobal managed a significant placement improvement throughout, finishing 790th out of 6546 participants overall, 552nd in his gender, and 142nd in the M30-34 division. Cristobals race tactic shined especially in the latter half. From mile 4 to 5, he clocked an outstanding 5:03 split pace, giving him the largest jump in standings. Afterward, he maintained a steady sub-8:30 pace from mile 6 to the finish, showcasing his endurance and strength as the course progressed. A 7:34 min/mile pace in the final mile cemented his advancement. Working on early race pacing could optimize his overall race strategy in the future.