Amanda Idstein
Columbia, MD
Bib: 21720 F
Race Timeline
The Course
Half Splits
Your race, unpacked
See your splits, ranks & AI insights.
Checkpoint Splits
| Checkpoint | Time | Avg Pace | Segment Length | Segment Time | Segment Pace | Trend | Diff |
|---|---|---|---|---|---|---|---|
5K | 42:02 | 13:32 | 3.11 mi | 42:02 | 13:32 | - | |
10K | 1:22:51 | 13:20 | 3.10 mi | 40:49 | 13:08 | -0:24 | |
15K | 2:04:38 | 13:22 | 3.11 mi | 41:47 | 13:27 | +0:19 | |
21K | 2:53:46 | 13:19 | 3.73 mi | 49:08 | 13:11 | -0:16 | |
25K | 3:27:13 | 13:20 | 2.48 mi | 33:27 | 13:27 | +0:16 | |
30K | 4:11:32 | 13:30 | 3.11 mi | 44:19 | 14:16 | +0:49 | |
35K | 4:57:36 | 13:41 | 3.11 mi | 46:04 | 14:50 | +0:34 | |
40K | 5:50:41 | 14:07 | 3.10 mi | 53:05 | 17:05 | +2:15 | |
Finish(26.22 mi) | 6:13:54 | 14:16 | 1.37 mi | 23:13 | 17:01 | -0:04 |
Checkpoints & Pacing
Pace Line
Fastest Pace
13:08 /mi
Average Pace
14:16 /mi
Slowest Pace
17:05 /mi
Segments
Time at Faster Pace
0:00
0% of race
Time at Steady Pace
4:11:32
67% of race
Time at Slower Pace
2:02:22
33% of race
Average Pace: 14:16 /mi
Heatmap
Checkpoint and Segment Rankings
| Checkpoint | Seg. Dist | Overall | Females | F45-49 | Seg. Overall | Seg. Females | Seg. F45-49 |
|---|---|---|---|---|---|---|---|
| 5K | 3.11 mi | 15778 | 5841 | 512 | 15514 | 5721 | 500 |
| 10K | 3.10 mi | 15799-21 | 5862-21 | 511+1 | 15793 | 5861 | 511 |
| 15K | 3.11 mi | 15730+69 | 5820+42 | 507+4 | 15514 | 5721 | 500 |
| 21K | 3.73 mi | 15476+254 | 5693+127 | 493+14 | 14697 | 5299 | 446 |
| 25K | 2.48 mi | 15380+96 | 5654+39 | 491+2 | 14631 | 5404 | 463 |
| 30K | 3.11 mi | 15202+178 | 5584+70 | 481+10 | 14172 | 5232 | 437 |
| 35K | 3.11 mi | 15096+106 | 5561+23 | 476+5 | 14248 | 5335 | 460 |
| 40K | 3.10 mi | 15193-97 | 5628-67 | 486-10 | 15259 | 5734 | 502 |
| Finish(26.22 mi) | 1.37 mi | 15220-27 | 5642-14 | 488-2 | 15219 | 5720 | 504 |
Segment Performance Analysis
10K→15K
0.0 - 3.1 mi
Overall
15514
Females
5721
F45-49
5721
5K→10K
3.1 - 6.2 mi
Overall
15793
Females
5861
F45-49
5861
10K→15K
6.2 - 9.3 mi
Overall
15514
Females
5721
F45-49
5721
15K→21K
9.3 - 13.1 mi
Overall
14697
Females
5299
F45-49
5299
21K→25K
13.1 - 15.5 mi
Overall
14631
Females
5404
F45-49
5404
25K→30K
15.5 - 18.6 mi
Overall
14172
Females
5232
F45-49
5232
30K→35K
18.6 - 21.8 mi
Overall
14248
Females
5335
F45-49
5335
35K→40K
21.8 - 24.9 mi
Overall
15259
Females
5734
F45-49
5734
40K→Finish
24.9 - 26.2 mi
Overall
15219
Females
5720
F45-49
5720
Passing Analysis
| Segment | Movement | Rank |
|---|---|---|
| Start → 5K | - | #15778 |
| 5K → 10K | 7150*-21 | #15778 → #15799 |
| 10K → 15K | 1685*+69 | #15799 → #15730 |
| 15K → 21K | 3257*+254 | #15730 → #15476 |
| 21K → 25K | 24120*+96 | #15476 → #15380 |
| 25K → 30K | 14192*+178 | #15380 → #15202 |
| 30K → 35K | 27133*+106 | #15202 → #15096 |
| 35K → 40K | 13235*-97 | #15096 → #15193 |
| 40K → Finish | 3811*-27 | #15193 → #15220 |
| TOTALS | 325883*+558 | #15778 → #15220 |
* Includes athletes who did not complete a segment (DNF/DNQ).
Passing Visualized
Passing Circle
Position Flow
Race Lanes
Upload your GPX file
Supports Garmin, Apple Watch, Polar, Suunto, COROS, Strava, and other apps
.gpx files up to 10MB
Export Track Data
Download your race performance as a GPX or TCX file to import into Strava, Garmin Connect, or other fitness apps.
Questions or issues regarding timing data?
If you notice any discrepancies in your timing data or have questions about your results, our support team can help.
Contact Race SupportQuick Links
Find another athlete or browse the full results
Public Race Data
Enhanced athlete results built from publicly available data.
Race managed by
U.S. Marine Corps Community Services (MCCS)
Race timed by
Timing Productions