Zitao Liu
Bib: 1833•M•Age: 53
Scarsdale, NY
⏱️ Race Timeline
Watch your race unfold from start to finish
The Course
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Checkpoint Splits
| Checkpoint | Distance | Time of Day | Time | Avg Pace | Segment Time | Segment Pace | Diff |
|---|---|---|---|---|---|---|---|
1.81 Miles | 1.81 mi | 05:29:09 | 13:23 | 7:24 | 13:23 | 7:24 | - |
5.55 Miles | 5.55 mi | 05:57:25 | 41:39 | 7:30 | 28:16 | 7:33 | +0:09 |
6.52 Miles | 6.52 mi | 06:05:36 | 49:50 | 7:39 | 8:11 | 8:26 | +0:53 |
10.87 Miles | 10.87 mi | 06:43:03 | 1:27:17 | 8:02 | 37:27 | 8:37 | +0:11 |
Garmin Hill Challenge | 11.38 mi | 06:48:34 | 1:32:48 | 8:09 | 5:31 | 10:50 | +2:13 |
14.95 Miles | 14.95 mi | 07:14:25 | 1:58:39 | 7:56 | 25:51 | 7:14 | -3:36 |
18 Miles | 18.00 mi | 07:43:56 | 2:28:10 | 8:14 | 29:31 | 9:41 | +2:27 |
25 Miles | 25.00 mi | 08:55:12 | 3:39:26 | 8:47 | 1:11:16 | 10:11 | +0:30 |
Finish | 26.22 mi | 09:06:47 | 3:51:01 | 8:49 | 11:35 | 9:30 | -0:41 |
Checkpoints & Pacing
📈Pace Line
Pace Progression
Track your pace changes throughout the race. Dot colors mark your quickest to easiest segments, relative to your own pace.
Fastest Pace
7:14 /mi
Average Pace
8:49 /mi
Slowest Pace
10:50 /mi
📊Segments
Segment Time Comparison
Bar length shows time spent in each segment. Colors mark your faster to slower segments, relative to your own pace.
Time at Faster Pace
1:07:30
29% of race
Time at Steady Pace
45:38
20% of race
Time at Slower Pace
1:57:53
51% of race
Average Pace: 8:49 /mi
🎨Heatmap
Pace Heatmap
Where you sped up and eased off relative to your own pace across the race. Colors are relative to your own range, not to other runners.
Click or hover over segments to see details
✨Sparklines
Checkpoint Splits with Pace Trends
Enhanced split table showing pace trends through mini sparkline visualizations.
Overall Pace Trend
| Checkpoint | Distance | Time of Day | Time | Avg Pace | Segment | Pace | Trend | Rank |
|---|---|---|---|---|---|---|---|---|
1.81 Miles | 1.81 mi | 05:29:09 | 13:23 | 7:24 | 13:23 | 7:24 | #429 | |
5.55 Miles | 5.55 mi | 05:57:25 | 41:39 | 7:30 | 28:16 | 7:33 | #445 | |
6.52 Miles | 6.52 mi | 06:05:36 | 49:50 | 7:39 | 8:11 | 8:26 | #485 | |
10.87 Miles | 10.87 mi | 06:43:03 | 1:27:17 | 8:02 | 37:27 | 8:37 | #819 | |
Garmin Hill Challenge | 11.38 mi | 06:48:34 | 1:32:48 | 8:09 | 5:31 | 10:50 | #856 | |
14.95 Miles | 14.95 mi | 07:14:25 | 1:58:39 | 7:56 | 25:51 | 7:14 | #837 | |
18 Miles | 18.00 mi | 07:43:56 | 2:28:10 | 8:14 | 29:31 | 9:41 | #882 | |
25 Miles | 25.00 mi | 08:55:12 | 3:39:26 | 8:47 | 1:11:16 | 10:11 | #1321 | |
Finish | 26.22 mi | 09:06:47 | 3:51:01 | 8:49 | 11:35 | 9:30 | #1334 |
Checkpoint and Segment Rankings
| Checkpoint | Distance | Seg. Dist | Overall | Males | M50-54 | Seg. Overall | Seg. Males | Seg. M50-54 |
|---|---|---|---|---|---|---|---|---|
| 1.81 Miles | 1.81 mi | 1.81 mi | 429 | 402 | 18 | 429(Top 7%) | 402(Top 9%) | 18(Top 8%) |
| 5.55 Miles | 5.55 mi | 3.74 mi | 445-16 | 419-17 | 16+2 | 466(Top 7%) | 434(Top 9%) | 15(Top 6%) |
| 6.52 Miles | 6.52 mi | 0.97 mi | 485-40 | 452-33 | 15+1 | 861(Top 13%) | 781(Top 17%) | 28(Top 12%) |
| 10.87 Miles | 10.87 mi | 4.35 mi | 819-334 | 746-294 | 33-18 | 1513(Top 23%) | 1312(Top 28%) | 55(Top 23%) |
| Garmin Hill Challenge | 11.38 mi | 0.51 mi | 856-37 | 779-33 | 34-1 | 1916(Top 29%) | 1631(Top 35%) | 57(Top 24%) |
| 14.95 Miles | 14.95 mi | 3.57 mi | 837+19 | 763+16 | 32+2 | 820(Top 13%) | 745(Top 16%) | 31(Top 13%) |
| 18 Miles | 18.00 mi | 3.05 mi | 882-45 | 801-38 | 34-2 | 1367(Top 21%) | 1194(Top 26%) | 42(Top 18%) |
| 25 Miles | 25.00 mi | 7.00 mi | 1321-439 | 1145-344 | 48-14 | 2607(Top 40%) | 2047(Top 44%) | 97(Top 41%) |
| Finish | 26.22 mi | 1.22 mi | 1334-13 | 1155-10 | 47+1 | 1860(Top 28%) | 1481(Top 32%) | 60(Top 26%) |
Segment Performance Analysis
Start → 1.81 Miles
0.0 - 1.8 mi
Overall
429
Males
402
M50-54
18
1.81 Miles→5.55 Miles
1.8 - 5.5 mi
Overall
466
Males
434
M50-54
15
5.55 Miles→6.52 Miles
5.5 - 6.5 mi
Overall
861
Males
781
M50-54
28
6.52 Miles→10.87 Miles
6.5 - 10.9 mi
Overall
1513
Males
1312
M50-54
55
10.87 Miles→Garmin Hill Challenge
10.9 - 11.4 mi
Overall
1916
Males
1631
M50-54
57
Garmin Hill Challenge→14.95 Miles
11.4 - 14.9 mi
Overall
820
Males
745
M50-54
31
14.95 Miles→18 Miles
14.9 - 18.0 mi
Overall
1367
Males
1194
M50-54
42
18 Miles→25 Miles
18.0 - 25.0 mi
Overall
2607
Males
2047
M50-54
97
25 Miles→Finish
25.0 - 26.2 mi
Overall
1860
Males
1481
M50-54
60
Passing Analysis
| Segment | Athletes Passed | Passed By | Net Change | Start Rank | End Rank |
|---|---|---|---|---|---|
| Start → 1.81 Miles | - | - | - | - | #429 |
| 1.81 Miles → 5.55 Miles | 22 | 38 | -16 | #429 | #445 |
| 5.55 Miles → 6.52 Miles | 1 | 41 | -40 | #445 | #485 |
| 6.52 Miles → 10.87 Miles | 4* | 338 | -334 | #485 | #819 |
| 10.87 Miles → Garmin Hill Challenge | 2 | 39 | -37 | #819 | #856 |
| Garmin Hill Challenge → 14.95 Miles | 38 | 19 | +19 | #856 | #837 |
| 14.95 Miles → 18 Miles | 16* | 61 | -45 | #837 | #882 |
| 18 Miles → 25 Miles | 7* | 446 | -439 | #882 | #1321 |
| 25 Miles → Finish | 19* | 32 | -13 | #1321 | #1334 |
| TOTALS | 109* | 1014 | -905 |
* Includes athletes who did not complete a segment (DNF/DNQ).
Passing Visuals
📈Position Graph
🎨Heatmap Timeline
🔄Passing Circle
🌊Position Flow
🏃Race Lanes
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Race managed by
The San Francisco Marathon
