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SF MARATHON 2ND HALF 2026

Lynne Irvin

Bib: 24576•F•Age: 26

Stanford, CA

0:00
0:00
/ mi
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Overall
#0 / 3840
Gender (Female)
#0 / 1760
Top 46%
Division (F25-29)
#0 / 495
Top 49%
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
10:38/mi
21:16
↑ 138↓ 680.7%
4M
10:10/mi
41:36
↑ 1631.4%
6M
13:14/mi
1:08:05
↑ 55↓ 830.3%
8M
7:49/mi
1:23:44
↑ 65↓ 1510.8%
10M
10:37/mi
1:44:57
↑ 61↓ 1741.1%
12M
10:54/mi
2:06:45
↑ 41↓ 530.1%
Finish· 13.11 mi
11:12/mi
2:19:10
→ flat

The Course

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Half Splits

1st Half· via 6MFaster
Distance6.00 mi
Time1:08:05
Pace11:21 /mi
2nd Half
Distance7.11 mi
Time1:11:05
Pace10:00 /mi
📊Positive Split: 4.4% slower second half

Checkpoint Splits

CheckpointDistanceTime of DayTimeAvg PaceSegment TimeSegment PaceDiff
2M
2.00 mi08:59:3121:1610:3821:16
10:38
-
4M
4.00 mi09:19:5141:3610:2420:20
10:10
-0:28
6M
6.00 mi09:46:201:08:0511:2126:29
13:14
+3:04
8M
8.00 mi10:01:591:23:4410:2815:39
7:49
-5:25
10M
10.00 mi10:23:121:44:5710:3021:13
10:37
+2:48
12M
12.00 mi10:45:002:06:4510:3421:48
10:54
+0:17
Finish
13.11 mi10:57:252:19:1010:3712:25
11:12
+0:18

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

7:49 /mi

Average Pace

10:37 /mi

Slowest Pace

13:14 /mi

Loading chart...
Fastest
Middle
Slowest
Average

📊Segments

Segment Time Comparison

Time at Faster Pace

15:39

11% of race

Time at Steady Pace

1:37:02

70% of race

Time at Slower Pace

26:29

19% of race

Average Pace: 10:37 /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 mi08:59:3121:1610:3821:16
10:38
#2543
4M
4.00 mi09:19:5141:3610:2420:20
10:10
#2479
6M
6.00 mi09:46:201:08:0511:2126:29
13:14
#2525
8M
8.00 mi10:01:591:23:4410:2815:39
7:49
#2426
10M
10.00 mi10:23:121:44:5710:3021:13
10:37
#2320
12M
12.00 mi10:45:002:06:4510:3421:48
10:54
#2208
Finish
13.11 mi10:57:252:19:1010:3712:25
11:12
#2202
Faster pace
Steady pace
Slower pace

Checkpoint and Segment Rankings

CheckpointDistanceSeg. DistOverallFemalesF25-29Seg. OverallSeg. FemalesSeg. F25-29
2M2.00 mi2.00 mi25439732741855(Top 48%)659(Top 37%)195(Top 39%)
4M4.00 mi2.00 mi2479+64944+29271+32459(Top 64%)938(Top 53%)272(Top 55%)
6M6.00 mi2.00 mi2525-46968-24277-62599(Top 68%)1012(Top 57%)289(Top 58%)
8M8.00 mi2.00 mi2426+99909+59269+82099(Top 55%)734(Top 42%)216(Top 44%)
10M10.00 mi2.00 mi2320+106854+55257+121977(Top 51%)689(Top 39%)201(Top 41%)
12M12.00 mi2.00 mi2208+112799+55240+171855(Top 48%)659(Top 37%)195(Top 39%)
Finish13.11 mi1.11 mi2202+6804-5244-42260(Top 59%)885(Top 50%)268(Top 54%)

Segment Performance Analysis

10M→12M

0.0 - 2.0 mi

Top 48%
×9story building
+138ft-68ft

Overall

1855

Females

659

F25-29

196

2M→4M

2.0 - 4.0 mi

Top 64%
×13story building
+163ft-19ft

Overall

2459

Females

938

F25-29

272

4M→6M

4.0 - 6.0 mi

Top 68%
×4story building
+55ft-83ft

Overall

2599

Females

1012

F25-29

290

6M→8M

6.0 - 8.0 mi

Top 55%
×10story building
+65ft-151ft

Overall

2099

Females

734

F25-29

216

8M→10M

8.0 - 10.0 mi

Top 51%
×10story building
+61ft-174ft

Overall

1977

Females

689

F25-29

202

10M→12M

10.0 - 12.0 mi

Top 48%
×3story building
+41ft-53ft

Overall

1855

Females

659

F25-29

196

12M→Finish

12.0 - 13.1 mi

Top 59%
×1human
+6ft-6ft

Overall

2260

Females

885

F25-29

268

Passing Analysis

Category:
Athletes Passed
538*
Passed By
197
Net Change
+341
SegmentAthletes PassedPassed ByNet ChangeStart RankEnd Rank
Start → 2M----#2543
2M → 4M13470+64#2543#2479
4M → 6M3783-46#2479#2525
6M → 8M11011+99#2525#2426
8M → 10M114*8+106#2426#2320
10M → 12M12210+112#2320#2208
12M → Finish21*15+6#2208#2202
TOTALS538*197+341

* 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