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Pairwise course analysis

Rock Meadow Short Loop 5Kvs.St. Mark's School Championship 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

St. Mark's School Championship Course runs faster

-0.29%

Roughly 3.5 seconds faster for a 20:00 runner

Paired observations

91

Strong evidence

Median difference

-1.05%

Middle runner-season comparison

Overall estimate

-0.29%

Network-adjusted course estimate

Middle 50% range

+4.46%

Observed variation (IQR)

Direction and magnitude

Relative course speed

St. Mark's School Championship Course fasterEvenSt. Mark's School Championship Course slower

Confidence interval

-2.10% to +0.11%

Scale shown

-5% to +5%

Course context

The two courses

Baseline course

Rock Meadow Short Loop 5K

5,000 meters

Compared course

St. Mark's School Championship Course

4,900 meters

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.

RunnerSeasonRock Meadow Short Loop 5KSt. Mark's School Championship CourseDifference
Ian Choe202135:47.001 race27:01.001 race-24.50%
Jacob Cifuentes202133:00.001 race25:27.002 races-22.88%
Henry Wang202125:02.001 race23:11.002 races-7.39%
Matthew Ding202522:21.001 race21:00.001 race-6.04%
Martin Ma202126:48.001 race25:12.001 race-5.97%
Henry Pojasek202522:06.001 race20:55.001 race-5.35%
Alexandre White202421:21.001 race20:16.001 race-5.07%
Jack Good202419:41.001 race18:43.001 race-4.91%
William Trautz202516:40.001 race15:51.002 races-4.90%
Ryan Cannistraro201927:47.001 race26:30.002 races-4.62%
Condy Bao202122:19.001 race21:19.002 races-4.48%
William Trautz202416:52.001 race16:07.001 race-4.45%
Alex Chen202421:46.001 race20:49.001 race-4.36%
Ryan Chang-Wu202423:57.001 race22:58.001 race-4.11%
James Keefe202425:14.001 race24:14.001 race-3.96%
Martin Li202123:33.001 race22:39.002 races-3.82%
Joshua Resnick202519:13.001 race18:29.001 race-3.82%
Timothy Snail202418:17.001 race17:38.001 race-3.56%
Johannes Eikeboom202420:19.001 race19:36.001 race-3.53%
Daniel Bittner201922:55.001 race22:07.002 races-3.49%
Sebastian Colberg202420:08.001 race19:28.001 race-3.31%
George Carroll202420:10.001 race19:31.001 race-3.22%
Brendan Kilpatrick202422:57.001 race22:16.001 race-2.98%
Christiaan Eikeboom201920:04.001 race19:29.002 races-2.91%
Tyler Smith202419:47.001 race19:14.001 race-2.78%
Adrian Chen202525:03.001 race24:22.002 races-2.73%
James Nichols-Worley202119:43.001 race19:11.003 races-2.70%
David Xie202126:12.001 race25:32.002 races-2.54%
Finley Long202520:04.001 race19:35.001 race-2.41%
Yamin Ibrahim202419:28.001 race19:01.001 race-2.31%
Peilin Li202520:11.001 race19:44.001 race-2.23%
Jack Good202519:08.001 race18:43.002 races-2.18%
B Kwan202123:11.001 race22:42.002 races-2.08%
William Achtmeyer202420:05.001 race19:40.001 race-2.07%
Jack Kastner202421:26.001 race21:00.001 race-2.02%
Riley Marth202419:09.001 race18:47.001 race-1.91%
Jeff Wang202128:25.001 race27:55.001 race-1.76%
Fitz Courtney202417:33.001 race17:16.001 race-1.61%
Hayden Gobron202119:22.001 race19:05.002 races-1.46%
Tyler Forg201921:42.001 race21:23.002 races-1.46%
Pierce Courtney202519:56.001 race19:40.002 races-1.34%
Eita Fuse202417:58.001 race17:44.001 race-1.30%
Eita Fuse202517:54.001 race17:41.002 races-1.21%
Riley Marth202519:43.001 race19:29.002 races-1.18%
James Palumbo202522:25.001 race22:10.002 races-1.12%
Babikir Saeed202419:07.001 race18:55.001 race-1.05%
Sreetej Digumarthi201922:09.001 race21:57.002 races-0.90%
Alex Berk202521:34.001 race21:23.001 race-0.85%
Luke Hogan201921:40.001 race21:29.002 races-0.85%
Aidan McGaugh201919:10.001 race19:01.002 races-0.78%
Declan Woolbert202517:59.001 race17:51.002 races-0.74%
David Xiong202518:08.001 race18:01.001 race-0.64%
Arthur Gao202126:56.001 race26:47.001 race-0.56%
Charles Donahue201918:58.001 race18:52.002 races-0.53%
Ethan Xie202421:28.001 race21:23.001 race-0.39%
Alexander Guo202522:27.001 race22:24.002 races-0.22%
Xuton Tang202518:30.001 race18:32.001 race+0.18%
Timothy Snail202518:25.001 race18:29.001 race+0.36%
Patrick Snail202520:29.001 race20:34.001 race+0.41%
Griffin Calhoun202519:17.001 race19:22.001 race+0.43%
Colin Grierson202518:38.001 race18:44.002 races+0.54%
Fitz Courtney202517:11.001 race17:17.002 races+0.58%
Howard Huang201922:08.001 race22:17.002 races+0.68%
Charles Wells201927:26.001 race27:43.002 races+1.03%
Alex Chen202521:41.001 race21:56.002 races+1.15%
Davis Woolbert202417:16.001 race17:28.001 race+1.16%
Cooper Schuldt202518:31.001 race18:45.002 races+1.26%
William Achtmeyer202520:41.001 race20:58.002 races+1.37%
Thomas Egan202521:29.001 race21:47.002 races+1.40%
Maksim Roman202418:49.001 race19:05.001 race+1.42%
Tyler Smith202520:31.001 race20:53.002 races+1.79%
Dylan Zaterka202120:12.001 race20:36.002 races+1.98%
AJ Gorman202118:01.001 race18:23.003 races+2.04%
Eric Zhang202122:57.001 race23:29.002 races+2.32%
Shea McDonnell202521:40.001 race22:11.002 races+2.38%
John Weldon201919:51.001 race20:21.002 races+2.52%
Ethan Xie202521:21.001 race21:54.002 races+2.58%
Yamin Ibrahim202517:24.001 race17:56.002 races+3.07%
Gabriel Klug201922:47.001 race23:31.002 races+3.22%
Miles Keller202518:19.001 race18:56.002 races+3.37%
Andrew Gilmore202522:41.001 race23:32.002 races+3.75%
Xutin Tang202518:32.001 race19:14.001 race+3.78%
Nicholas Hebard201923:01.001 race24:00.002 races+4.27%
John Pena202522:39.001 race23:38.002 races+4.34%
Sebastian Rome202120:39.001 race21:43.002 races+5.17%
Liam Childs202122:07.001 race23:18.002 races+5.35%
Charles Stevenson201926:17.001 race27:45.002 races+5.58%
Suhas Kaniyar202524:10.001 race25:33.002 races+5.72%
Teddy Shortsleeve202520:48.001 race22:32.001 race+8.33%
Ryan Hung202120:09.001 race22:42.001 race+12.66%
Will Ryckman202120:34.001 race24:06.002 races+17.18%