Pairwise course analysis
BB&N 5K Coursevs.Washington Park 5K Course
Based on runners who competed on both courses during the same season. Positive values mean the second course ran slower; negative values mean it ran faster.
Model verdict
Washington Park 5K Course runs slower
+3.61%
Roughly 43.4 seconds slower for a 20:00 runner
Paired observations
143
Deep evidence
Median difference
+2.90%
Middle runner-season comparison
Overall estimate
+3.61%
Network-adjusted course estimate
Middle 50% range
+5.08%
Observed variation (IQR)
Direction and magnitude
Relative course speed
Washington Park 5K Course fasterEvenWashington Park 5K Course slower
Confidence interval
+2.43% to +3.86%
Scale shown
-5% to +5%
Course context
The two courses
Underlying runner comparisons
Same-season evidence
Each row represents one runner-season with valid results on both courses. Median performances reduce the effect of one unusually good or poor race. JV and varsity results are included.
| Runner | Season | BB&N 5K Course | Washington Park 5K Course | Difference |
|---|---|---|---|---|
| James Nichols-Worley | 2019 | 22:18.001 race | 20:47.001 race | -6.80% |
| Martin Ma | 2019 | 22:51.001 race | 21:18.001 race | -6.78% |
| Henry Pojasek | 2025 | 23:23.001 race | 21:53.001 race | -6.41% |
| Chapin Pyne | 2019 | 22:22.001 race | 20:59.001 race | -6.18% |
| Jerry Yin | 2022 | 25:21.001 race | 23:57.502 races | -5.49% |
| Myles Ndiritu | 2021 | 23:51.001 race | 22:43.001 race | -4.75% |
| Sebastian Rome | 2019 | 24:35.001 race | 23:25.001 race | -4.75% |
| Gratian Ting | 2021 | 24:35.001 race | 23:44.001 race | -3.46% |
| Alexa Burton | 2021 | 23:41.001 race | 22:52.001 race | -3.45% |
| Shiloh Liu | 2021 | 34:11.001 race | 33:08.001 race | -3.07% |
| Kevin Farmer | 2021 | 21:39.001 race | 21:03.001 race | -2.77% |
| Lucia Zinny | 2021 | 24:37.001 race | 23:57.001 race | -2.71% |
| Robinson Noble | 2021 | 23:42.001 race | 23:05.001 race | -2.60% |
| Charlie Poulin | 2019 | 27:38.001 race | 26:58.001 race | -2.41% |
| Naila Strong | 2019 | 25:01.001 race | 24:32.001 race | -1.93% |
| Bennett Jones | 2019 | 19:55.001 race | 19:32.001 race | -1.92% |
| Isabella Murray | 2019 | 31:16.001 race | 30:41.001 race | -1.87% |
| Martin Li | 2019 | 24:30.001 race | 24:03.001 race | -1.84% |
| Kailin Shi | 2021 | 24:12.001 race | 23:47.001 race | -1.72% |
| Sarya Refai | 2021 | 31:29.001 race | 30:58.001 race | -1.64% |
| Madison Hoang | 2019 | 32:07.001 race | 31:46.001 race | -1.09% |
| Nick Sparrow | 2019 | 17:44.001 race | 17:34.001 race | -0.94% |
| Matthew Abati | 2021 | 20:42.001 race | 20:32.001 race | -0.81% |
| Princess Alexander | 2019 | 24:53.001 race | 24:45.001 race | -0.54% |
| Laura Sabino | 2019 | 28:47.001 race | 28:38.001 race | -0.52% |
| Daniela Ortiz | 2019 | 23:12.001 race | 23:08.001 race | -0.29% |
| James Lammert | 2019 | 17:38.001 race | 17:35.001 race | -0.28% |
| Kartik Donepudi | 2019 | 20:16.001 race | 20:13.001 race | -0.25% |
| Lily Walsh | 2019 | 24:00.001 race | 23:59.001 race | -0.07% |
| Jack Burton | 2021 | 19:26.001 race | 19:29.001 race | +0.26% |
| Ingrid Yeung | 2019 | 24:04.001 race | 24:08.001 race | +0.28% |
| Alexander Cesaretti | 2021 | 20:04.001 race | 20:09.001 race | +0.42% |
| Evan Zhang | 2021 | 19:46.002 races | 19:51.001 race | +0.42% |
| Andrew Rodriguez | 2021 | 21:36.001 race | 21:42.001 race | +0.46% |
| Kendall Sommers | 2019 | 22:13.001 race | 22:20.001 race | +0.53% |
| Mateo MacRi | 2019 | 18:11.001 race | 18:18.001 race | +0.64% |
| Ryan Shue | 2021 | 20:46.001 race | 20:54.001 race | +0.64% |
| Nick Haugen | 2019 | 17:25.001 race | 17:33.001 race | +0.77% |
| Cameron Gonzalez | 2022 | 17:54.001 race | 18:02.702 races | +0.81% |
| Judy Xie | 2019 | 21:30.001 race | 21:41.001 race | +0.85% |
| Brian Xi | 2021 | 20:05.001 race | 20:16.001 race | +0.91% |
| Andrew Hung | 2019 | 28:57.001 race | 29:16.001 race | +1.09% |
| Sofia Mraz | 2021 | 25:00.001 race | 25:17.001 race | +1.13% |
| Thompson Zhou | 2022 | 22:19.001 race | 22:34.502 races | +1.16% |
| Ben Croft | 2019 | 18:09.001 race | 18:22.001 race | +1.19% |
| Gabriel (Gabby) Guerrero | 2021 | 17:21.001 race | 17:34.001 race | +1.25% |
| Finley Long | 2025 | 19:54.001 race | 20:10.001 race | +1.34% |
| Adytia Mynampaty | 2019 | 16:45.001 race | 16:59.001 race | +1.39% |
| Celia Shigley | 2025 | 26:54.001 race | 27:17.001 race | +1.43% |
| Joshua Bergers | 2019 | 16:05.001 race | 16:19.001 race | +1.45% |
| Ruby Tsai | 2021 | 24:04.001 race | 24:25.001 race | +1.45% |
| Yaman Habip | 2021 | 18:41.001 race | 18:58.001 race | +1.52% |
| Sam Dunn | 2021 | 18:34.001 race | 18:52.001 race | +1.62% |
| Kai On (Jason) Yu | 2021 | 19:52.001 race | 20:12.001 race | +1.68% |
| Akshaya Sundraraj | 2021 | 33:12.001 race | 33:47.001 race | +1.76% |
| Ryan Wei | 2021 | 17:50.001 race | 18:09.001 race | +1.78% |
| Teddy Ellis | 2021 | 18:33.001 race | 18:53.001 race | +1.80% |
| Gray Simanson | 2022 | 30:02.001 race | 30:34.502 races | +1.80% |
| Nicolas Huaco | 2022 | 17:14.001 race | 17:33.503 races | +1.89% |
| Louis Chiasson | 2021 | 19:49.001 race | 20:14.001 race | +2.10% |
| Sunny Li | 2019 | 27:31.001 race | 28:06.001 race | +2.12% |
| Helena Xie | 2019 | 23:46.001 race | 24:17.001 race | +2.17% |
| Ben Pestana | 2019 | 20:01.001 race | 20:29.001 race | +2.33% |
| Jack Griffin | 2019 | 17:55.001 race | 18:21.001 race | +2.42% |
| Will Ryckman | 2019 | 20:37.001 race | 21:07.001 race | +2.43% |
| Jiayi Yu | 2019 | 27:50.001 race | 28:31.001 race | +2.46% |
| Emily Taylor | 2019 | 23:20.001 race | 23:55.001 race | +2.50% |
| Taat Chanshanwut | 2019 | 18:37.001 race | 19:05.001 race | +2.51% |
| Connor Steele | 2021 | 18:29.001 race | 18:57.001 race | +2.52% |
| Sam Poulin | 2022 | 19:00.001 race | 19:29.202 races | +2.56% |
| Pablo Paxtor | 2022 | 19:15.001 race | 19:48.303 races | +2.88% |
| Kaley Le Blanc | 2019 | 23:36.001 race | 24:17.001 race | +2.90% |
| Aitong (Ivy) Li | 2019 | 23:27.001 race | 24:08.001 race | +2.91% |
| Natalie Williamson | 2021 | 19:33.001 race | 20:08.001 race | +2.98% |
| Luke Peabody | 2022 | 18:39.001 race | 19:12.503 races | +2.99% |
| Noah Ditzion | 2025 | 21:16.001 race | 21:56.001 race | +3.13% |
| Scarlett Hawkins | 2025 | 19:26.001 race | 20:06.001 race | +3.43% |
| Will Osborne | 2019 | 18:36.001 race | 19:15.001 race | +3.49% |
| Joshua Resnick | 2025 | 19:14.001 race | 19:55.002 races | +3.55% |
| James Good | 2021 | 19:58.001 race | 20:42.001 race | +3.67% |
| Isabel Pavloniss | 2021 | 27:36.001 race | 28:40.001 race | +3.86% |
| Kirsten Ting | 2021 | 31:20.001 race | 32:33.001 race | +3.88% |
| Elliot Smith | 2021 | 20:09.001 race | 20:57.001 race | +3.97% |
| Ellie Sullivan | 2021 | 27:34.001 race | 28:40.001 race | +3.99% |
| Benjamin Hebbel | 2022 | 17:03.001 race | 17:44.803 races | +4.09% |
| Aston Chan | 2021 | 18:01.001 race | 18:46.001 race | +4.16% |
| Andrew Zhou | 2019 | 18:35.001 race | 19:22.001 race | +4.22% |
| Alexander Cederbaum | 2025 | 20:42.001 race | 21:36.001 race | +4.35% |
| Lillian Shay-Duran | 2019 | 30:03.001 race | 31:23.001 race | +4.44% |
| Caroline Quirk | 2022 | 27:09.001 race | 28:21.802 races | +4.47% |
| Xutin Tang | 2025 | 17:57.001 race | 18:47.001 race | +4.64% |
| Lindsay Davis | 2019 | 21:38.001 race | 22:39.001 race | +4.70% |
| Ashley Battiata | 2019 | 24:24.001 race | 25:33.001 race | +4.71% |
| Thomas Valderrama | 2022 | 20:06.001 race | 21:06.002 races | +4.98% |
| Eve Elkins | 2019 | 22:34.001 race | 23:42.001 race | +5.02% |
| Amelia Blake | 2025 | 20:41.001 race | 21:44.001 race | +5.08% |
| Natalie Zaterka | 2019 | 21:10.001 race | 22:18.001 race | +5.35% |
| Blake Gattuso | 2019 | 16:44.001 race | 17:38.001 race | +5.38% |
| Bart Lojanarungsiri | 2022 | 19:08.001 race | 20:11.003 races | +5.49% |
| J. Wei | 2019 | 25:07.001 race | 26:30.001 race | +5.51% |
| Amory Forman | 2025 | 19:49.001 race | 20:55.001 race | +5.55% |
| Victoria Fawcett | 2021 | 18:36.001 race | 19:38.001 race | +5.56% |
| Erika Goji | 2022 | 26:21.001 race | 27:49.201 race | +5.58% |
| Diego Abadie | 2025 | 16:38.001 race | 17:34.001 race | +5.61% |
| Shawna Liu | 2022 | 23:11.001 race | 24:29.602 races | +5.65% |
| Xuton Tang | 2025 | 17:47.001 race | 18:48.001 race | +5.72% |
| Andria Bao | 2019 | 23:31.001 race | 24:52.001 race | +5.74% |
| Juan José Torres Lara | 2022 | 18:26.001 race | 19:29.802 races | +5.77% |
| David Moon | 2025 | 20:41.001 race | 21:53.001 race | +5.80% |
| Viola Shepard | 2025 | 24:49.001 race | 26:16.001 race | +5.84% |
| Gabe Cooper | 2025 | 20:02.001 race | 21:13.001 race | +5.91% |
| Evi Robb | 2022 | 23:21.001 race | 24:45.102 races | +6.00% |
| Paula Hornbostel | 2019 | 25:03.001 race | 26:35.001 race | +6.12% |
| Lizzie Cochran | 2022 | 23:04.001 race | 24:29.102 races | +6.15% |
| Noah Divon | 2022 | 21:36.001 race | 22:56.203 races | +6.19% |
| Ashley Sink | 2022 | 21:25.001 race | 22:44.902 races | +6.22% |
| Immy Serifovic | 2021 | 21:37.001 race | 23:04.001 race | +6.71% |
| Nikolas Konstantopoulos | 2025 | 20:34.001 race | 21:58.001 race | +6.81% |
| Elizabeth Nicholas | 2025 | 22:57.001 race | 24:31.001 race | +6.83% |
| Peilin Li | 2025 | 18:48.001 race | 20:06.001 race | +6.91% |
| Griffin MacDonald | 2025 | 20:13.001 race | 21:40.001 race | +7.17% |
| Kevin Cheng | 2022 | 25:54.001 race | 27:46.701 race | +7.25% |
| Benjamin Kuo | 2022 | 17:30.001 race | 18:50.503 races | +7.67% |
| Matias Egan | 2025 | 18:27.001 race | 19:53.001 race | +7.77% |
| Lilly Maki | 2022 | 26:05.001 race | 28:13.201 race | +8.19% |
| Matthew Ding | 2025 | 19:56.001 race | 21:41.001 race | +8.78% |
| Padma Mynampaty | 2019 | 29:57.001 race | 32:38.001 race | +8.96% |
| Alex Berk | 2025 | 19:55.001 race | 21:43.001 race | +9.04% |
| Violet Zhang | 2025 | 24:51.001 race | 27:09.001 race | +9.26% |
| Eleanor Chung | 2025 | 27:00.001 race | 29:30.001 race | +9.26% |
| Bradley Weldon | 2022 | 18:40.001 race | 20:26.502 races | +9.51% |
| Caroline Chung | 2025 | 26:55.001 race | 29:29.001 race | +9.54% |
| Anna Gormon-Huang | 2025 | 30:20.001 race | 33:23.001 race | +10.05% |
| Bryn Feeney | 2022 | 21:11.001 race | 23:21.002 races | +10.23% |
| Maisy Holch | 2022 | 23:43.001 race | 26:10.502 races | +10.37% |
| Charles Jackivicz | 2022 | 18:07.001 race | 20:03.903 races | +10.75% |
| Daniella Hammerschlag | 2025 | 24:46.001 race | 27:27.001 race | +10.83% |
| Vivian Zhang | 2025 | 27:19.001 race | 30:23.001 race | +11.23% |
| Olivian Baker | 2025 | 20:33.001 race | 22:58.001 race | +11.76% |
| Alitza Soiffer | 2021 | 24:15.001 race | 27:30.001 race | +13.40% |
| Ge Easton | 2025 | 21:13.001 race | 24:12.001 race | +14.06% |
| A. Wang | 2025 | 23:07.001 race | 26:25.001 race | +14.28% |
| Eliot Goins | 2025 | 25:57.001 race | 29:54.001 race | +15.22% |