Date: Sept. 28, 2025 Participant: Carlos Vargas #33609 Race: 2025 Boulderthon 10K Distance: 6.2 miles Weather: Perfect running weather with temperatures in the 50's to 70's and nice cloud cover

Consistent Improvement and Solid Section Performances Carlos Vargas showed a consistent improvement in his performance during the 2025 Boulderthon 10K. Finishing with a time of 59:32 and an average pace of 9:36 min/mile, he placed 21st in the M45-49 division. His previous 10K effort at the same event resulted in a time of 1:35:08, indicating significant progress. He maintained well-paced efforts in the first two miles, with times of 8:38 and 8:40 minutes per mile. An unexpected slowdown occurred in mile 3, with a split pace of 18:53 min/mile, but he quickly regained his rhythm and improved his pacing. Suggest incorporating interval training to enhance sustained speed in longer segments. The closing mile split of 10:29 min/mile reflects strong determination, suggesting theres potential for even better performance in subsequent races.