MileSplit Staff Jun 05, 2026 PRO See the rest of this article Access the complete article with MileSplit PRO. Subscribe to keep reading Already a subscriber? Log in. Improvement Rankings: Top New Jersey Boys 1600m marks compared to their season’s best performances from 2025. Most Improved - 1600 Meter Run Comparing 2026 season to 2025 season Rank Improved Athlete/Team Class 2025 PR 2026 PR 1 -1:13.76 Justin Ortiz Hightstown HS 2028 6:55.78 5:42.02 2 -1:08.27 Tharun Naguleswaran Bridgewater-Raritan HS 2028 6:13.45 5:05.18 3 -1:08.12 Fernando Jardon Gloucester Catholic HS 2027 7:09.20 6:01.08 4 -1:06.71 Ben Kupersmith Eastern Regional HS 2028 6:40.60 5:33.89 5 -1:05.17 Conrad Nuss Wildwood Catholic HS 2028 7:08.20 6:03.03 6 -1:04.63