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SF MARATHON 2ND HALF 2026

Emily Wei

Bib: 25679•F•Age: 29

Sunnyvale, 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

Start
0:00:00
Race begins
2M
23:09
Rank: #3110
Start → 2M
11:34/mi
23:09 split
4M
46:07
Rank: #3112 (-2)
2M → 4M
11:29/mi
22:58 split
6M
1:16:25
Rank: #3206 (-94)
4M → 6M
15:09/mi
30:18 split
8M
1:35:58
Rank: #3223 (-17)
6M → 8M
9:46/mi
19:33 split
10M
2:06:43
Rank: #3375 (-152)
8M → 10M
15:23/mi
30:45 split
12M
2:37:50
Rank: #3414 (-39)
10M → 12M
15:33/mi
31:07 split
Finish· 13.11 mi
2:55:30
Rank: #3454 (-40)
12M → Finish
15:56/mi
17:40 split

The Course

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Half Splits

1st Half· via 6MFaster
Distance6.00 mi
Time1:16:25
Pace12:44 /mi
2nd Half
Distance7.11 mi
Time1:39:05
Pace13:56 /mi
📊Positive Split: 29.7% slower second half

Checkpoint Splits

CheckpointDistanceTime of DayTimeAvg PaceSegment TimeSegment PaceDiff
2M
2.00 mi09:14:3623:0911:3423:09
11:34
-
4M
4.00 mi09:37:3446:0711:3222:58
11:29
-0:05
6M
6.00 mi10:07:521:16:2512:4430:18
15:09
+3:40
8M
8.00 mi10:27:251:35:5812:0019:33
9:46
-5:23
10M
10.00 mi10:58:102:06:4312:4030:45
15:23
+5:37
12M
12.00 mi11:29:172:37:5013:0931:07
15:33
+0:10
Finish
13.11 mi11:46:572:55:3013:2317:40
15:56
+0:23

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

9:46 /mi

Average Pace

13:23 /mi

Slowest Pace

15:56 /mi

Loading chart...
Fastest
Middle
Slowest
Average

📊Segments

Segment Time Comparison

Time at Faster Pace

1:05:40

37% of race

Time at Steady Pace

1:49:50

63% of race

Time at Slower Pace

0:00

0% of race

Average Pace: 13:23 /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 mi09:14:3623:0911:3423:09
11:34
#3110
4M
4.00 mi09:37:3446:0711:3222:58
11:29
#3112
6M
6.00 mi10:07:521:16:2512:4430:18
15:09
#3206
8M
8.00 mi10:27:251:35:5812:0019:33
9:46
#3223
10M
10.00 mi10:58:102:06:4312:4030:45
15:23
#3375
12M
12.00 mi11:29:172:37:5013:0931:07
15:33
#3414
Finish
13.11 mi11:46:572:55:3013:2317:40
15:56
#3454
Faster pace
Steady pace
Slower pace

Checkpoint and Segment Rankings

CheckpointDistanceSeg. DistOverallFemalesF25-29Seg. OverallSeg. FemalesSeg. F25-29
2M2.00 mi2.00 mi311013053843536(Top 92%)1591(Top 90%)450(Top 91%)
4M4.00 mi2.00 mi3112-21313-8387-33100(Top 81%)1306(Top 74%)383(Top 77%)
6M6.00 mi2.00 mi3206-941362-49397-103301(Top 86%)1416(Top 80%)413(Top 83%)
8M8.00 mi2.00 mi3223-171376-14399-23302(Top 86%)1425(Top 81%)421(Top 85%)
10M10.00 mi2.00 mi3375-1521468-92427-283652(Top 95%)1656(Top 94%)469(Top 95%)
12M12.00 mi2.00 mi3414-391495-27433-63536(Top 92%)1591(Top 90%)450(Top 91%)
Finish13.11 mi1.11 mi3454-401521-26439-63616(Top 94%)1639(Top 93%)464(Top 94%)

Segment Performance Analysis

10M→12M

0.0 - 2.0 mi

Top 92%
×9story building
+138ft-68ft

Overall

3536

Females

1591

F25-29

451

2M→4M

2.0 - 4.0 mi

Top 81%
×13story building
+163ft-19ft

Overall

3100

Females

1306

F25-29

383

4M→6M

4.0 - 6.0 mi

Top 86%
×4story building
+55ft-83ft

Overall

3301

Females

1416

F25-29

414

6M→8M

6.0 - 8.0 mi

Top 86%
×10story building
+65ft-151ft

Overall

3302

Females

1425

F25-29

422

8M→10M

8.0 - 10.0 mi

Top 95%
×10story building
+61ft-174ft

Overall

3652

Females

1656

F25-29

470

10M→12M

10.0 - 12.0 mi

Top 92%
×3story building
+41ft-53ft

Overall

3536

Females

1591

F25-29

451

12M→Finish

12.0 - 13.1 mi

Top 94%
×1human
+6ft-6ft

Overall

3616

Females

1639

F25-29

464

Passing Analysis

Category:
Athletes Passed
144*
Passed By
488
Net Change
-344
SegmentAthletes PassedPassed ByNet ChangeStart RankEnd Rank
Start → 2M----#3110
2M → 4M8183-2#3110#3112
4M → 6M24118-94#3112#3206
6M → 8M22*39-17#3206#3223
8M → 10M5*157-152#3223#3375
10M → 12M544-39#3375#3414
12M → Finish7*47-40#3414#3454
TOTALS144*488-344

* 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