Date: Sept. 28, 2025 Participant: Justine Rupnow #22406 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 with Notable Improvements in Closing Miles Justine Rupnow ran the 2025 Boulderthon Half Marathon with a final time of 2:33:48, earning an average pace of 11:44 min/mile. Representing Highlands Ranch, CO, and the WTF run club, Justine maintained a steady start before gradually improving her split times. Notably, her consistency shone in the first half of the race with splits hovering around the 10:39 to 11:30 min/mile mark. Her performance exhibited improvement and strategic pacing decisions. A closer look reveals a commendable final push between miles 9 and 13.1. Justine picked up her pace after the 8th mile with an impressive 9:24 min/mile for mile 9. She sustained a strong finish, successfully maintaining paces in the low 12s for the final stretch. Placing 2158th among women and 604th in her division, Justine demonstrated the ability to tap into her energy reserves in later stagesan asset for future races.