Date: Sept. 28, 2025 Participant: Andrew Shin #25910 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

Consistent Start and Opportunities for Tactical Refinement Andrew Shin participated in the 2025 Boulderthon Half Marathon, completing the 13.1-mile race with a time of 1:50:40, averaging an 8:26 min/mile pace. His performance saw him finishing 884th overall out of 6,546 participants, placing 611th among men and 156th in the M30-34 division. Notably, Andrew started strong with a first mile pace of 7:20 min/mile, which was even quicker in the second mile at 7:06 min/mile. This strong opening moved him up in rankings from 270th to 300th overall in the race. There was a noticeable slow down mid-race, particularly between miles 4 and 8, where his split paces increased to over 8:00 min/mile. Despite this, Andrew managed to stabilize his pace from miles 9 to 13, maintaining a pace of about 8:27 min/mile. Focusing on maintaining early pace consistency and building endurance could further improve running performance in future events.