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SF MARATHON 2ND HALF 2026

Yiyuan Chen

Bib: 24867•F•Age: 29

Mountain View, CA

0:00
0:00
/ mi
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Overall
#0 / 3840
Gender (Female)
#0 / 1760
Division (F25-29)
#0 / 495
Race Day Weather
59°/49°F
scattered clouds

⏱️ Race Timeline

Course Elevation
9–292 ft
≈
×24story building
•▲ 548 ft climb · ▼ 587 ft descent
Ribbon color based on
FasterSteadySlower· vs. your average pace
Start
0:00
Race begins
2M
10:58/mi
21:56
↑ 138↓ 680.7%
4M
10:30/mi
42:55
↑ 1631.4%
6M
14:04/mi
1:11:03
↑ 55↓ 830.3%
8M
8:54/mi
1:28:52
↑ 65↓ 1510.8%
10M
11:53/mi
1:52:37
↑ 61↓ 1741.1%
12M
12:09/mi
2:16:55
↑ 41↓ 530.1%
Finish· 13.11 mi
11:28/mi
2:29:38
→ flat

The Course

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Half Splits

1st Half· via 6MFaster
Distance6.00 mi
Time1:11:03
Pace11:51 /mi
2nd Half
Distance7.11 mi
Time1:18:35
Pace11:03 /mi
📊Positive Split: 10.6% slower second half

Checkpoint Splits

CheckpointDistanceTime of DayTimeAvg PaceSegment TimeSegment PaceDiff
2M
2.00 mi09:00:1521:5610:5821:56
10:58
-
4M
4.00 mi09:21:1442:5510:4420:59
10:30
-0:28
6M
6.00 mi09:49:221:11:0311:5128:08
14:04
+3:34
8M
8.00 mi10:07:111:28:5211:0617:49
8:54
-5:10
10M
10.00 mi10:30:561:52:3711:1623:45
11:53
+2:59
12M
12.00 mi10:55:142:16:5511:2524:18
12:09
+0:16
Finish
13.11 mi11:07:572:29:3811:2512:43
11:28
-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

8:54 /mi

Average Pace

11:25 /mi

Slowest Pace

14:04 /mi

Loading chart...
Fastest
Middle
Slowest
Average

📊Segments

Segment Time Comparison

Time at Faster Pace

38:48

26% of race

Time at Steady Pace

1:22:42

55% of race

Time at Slower Pace

28:08

19% of race

Average Pace: 11:25 /mi

Loading chart...
Faster pace (< avg)
Steady pace (≈ avg)
Slower pace (> avg)

🎨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.

Loading...
0mi3.3mi6.6mi9.8mi13.1mi
Pace:
Faster
Steady
Slower

Click or hover over segments to see details

✨Sparklines

Checkpoint Splits with Pace Trends

Overall Pace Trend

CheckpointDistanceTime of DayTimeAvg PaceSegmentPaceTrendRank
2M
2.00 mi09:00:1521:5610:5821:56
10:58
#2817
4M
4.00 mi09:21:1442:5510:4420:59
10:30
#2695
6M
6.00 mi09:49:221:11:0311:5128:08
14:04
#2804
8M
8.00 mi10:07:111:28:5211:0617:49
8:54
#2828
10M
10.00 mi10:30:561:52:3711:1623:45
11:53
#2808
12M
12.00 mi10:55:142:16:5511:2524:18
12:09
#2757
Finish
13.11 mi11:07:572:29:3811:2512:43
11:28
#2719
Faster pace
Steady pace
Slower pace

Checkpoint and Segment Rankings

CheckpointDistanceSeg. DistOverallFemalesF25-29Seg. OverallSeg. FemalesSeg. F25-29
2M2.00 mi2.00 mi281711373182514(Top 65%)1007(Top 57%)308(Top 62%)
4M4.00 mi2.00 mi2695+1221060+77302+162645(Top 69%)1041(Top 59%)297(Top 60%)
6M6.00 mi2.00 mi2804-1091126-66321-192964(Top 77%)1220(Top 69%)354(Top 72%)
8M8.00 mi2.00 mi2828-241143-17324-32895(Top 75%)1192(Top 68%)350(Top 71%)
10M10.00 mi2.00 mi2808+201131+12326-22706(Top 70%)1085(Top 62%)322(Top 65%)
12M12.00 mi2.00 mi2757+511112+19323+32514(Top 65%)1007(Top 57%)308(Top 62%)
Finish13.11 mi1.11 mi2719+381096+16320+32419(Top 63%)968(Top 55%)298(Top 60%)

Segment Performance Analysis

10M→12M

0.0 - 2.0 mi

Top 65%
×9story building
+138ft-68ft

Overall

2514

Females

1007

F25-29

309

2M→4M

2.0 - 4.0 mi

Top 69%
×13story building
+163ft-19ft

Overall

2645

Females

1041

F25-29

297

4M→6M

4.0 - 6.0 mi

Top 77%
×4story building
+55ft-83ft

Overall

2964

Females

1220

F25-29

355

6M→8M

6.0 - 8.0 mi

Top 75%
×10story building
+65ft-151ft

Overall

2895

Females

1192

F25-29

351

8M→10M

8.0 - 10.0 mi

Top 70%
×10story building
+61ft-174ft

Overall

2706

Females

1085

F25-29

323

10M→12M

10.0 - 12.0 mi

Top 65%
×3story building
+41ft-53ft

Overall

2514

Females

1007

F25-29

309

12M→Finish

12.0 - 13.1 mi

Top 63%
×1human
+6ft-6ft

Overall

2419

Females

968

F25-29

298

Passing Analysis

Category:
Athletes Passed
374*
Passed By
276
Net Change
+98
SegmentAthletes PassedPassed ByNet ChangeStart RankEnd Rank
Start → 2M----#2817
2M → 4M17654+122#2817#2695
4M → 6M20129-109#2695#2804
6M → 8M2448-24#2804#2828
8M → 10M42*22+20#2828#2808
10M → 12M6817+51#2808#2757
12M → Finish44*6+38#2757#2719
TOTALS374*276+98

* Includes athletes who did not complete a segment (DNF/DNQ).

📊

Passing Visuals

Category:
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🔄Passing Circle

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🌊Position Flow

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🏃Race Lanes

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Official Timing Data

The San Francisco Marathon

The San Francisco Marathon