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SF MARATHON 1ST HALF 2026

Lauren Alexander

Bib: 17432•F•Age: 28

San Francisco, CA

0:00
0:00
/ mi
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Overall
#0 / 6575
Gender (Female)
#0 / 2930
Division (F25-29)
#0 / 674
Race Day Weather
59°/49°F
scattered clouds

⏱️ Race Timeline

Course Elevation
10–277 ft
≈
×22story building
•▲ 774 ft climb · ▼ 557 ft descent
Ribbon color based on
FasterSteadySlower· vs. your average pace
Start
0:00
Race begins
2M
10:36/mi
21:12
→ flat
4M
10:53/mi
42:58
↑ 67↓ 69
6M
11:16/mi
1:05:31
↑ 1231.1%
8M
12:29/mi
1:30:30
↑ 166↓ 531.1%
9.6M
9:32/mi
1:45:46
↑ 68↓ 1931.5%
10M
23:39/mi
1:55:13
↓ 241.1%
10.5M
5:20/mi
1:57:53
↓ 732.7%
12M
16:11/mi
2:22:09
↑ 2803.2%
Finish· 13.11 mi
11:08/mi
2:34:30
↑ 14↓ 891.3%

The Course

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Half Splits

1st Half· via 6MFaster
Distance6.00 mi
Time1:05:31
Pace10:55 /mi
2nd Half
Distance7.11 mi
Time1:28:59
Pace12:31 /mi
📊Positive Split: 35.8% slower second half

Checkpoint Splits

CheckpointDistanceTime of DayTimeAvg PaceSegment TimeSegment PaceDiff
2M
2.00 mi07:07:2421:1210:3621:12
10:36
-
4M
4.00 mi07:29:1042:5810:4521:46
10:53
+0:17
6M
6.00 mi07:51:431:05:3110:5522:33
11:16
+0:23
8M
8.00 mi08:16:421:30:3011:1924:59
12:29
+1:13
9.6M
9.60 mi08:31:581:45:4611:0115:16
9:32
-2:57
10M
10.00 mi08:41:251:55:1311:319:27
23:39
+14:07
10.5M
10.50 mi08:44:051:57:5311:142:40
5:20
-18:19
12M
12.00 mi09:08:212:22:0911:5124:16
16:11
+10:51
Finish
13.11 mi09:20:422:34:3011:4712:21
11:08
-5:03

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

5:20 /mi

Average Pace

11:47 /mi

Slowest Pace

23:39 /mi

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Fastest
Middle
Slowest
Average

📊Segments

Segment Time Comparison

Time at Faster Pace

2:40

2% of race

Time at Steady Pace

1:58:07

76% of race

Time at Slower Pace

33:43

22% of race

Average Pace: 11:47 /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 mi07:07:2421:1210:3621:12
10:36
#4087
4M
4.00 mi07:29:1042:5810:4521:46
10:53
#4054
6M
6.00 mi07:51:431:05:3110:5522:33
11:16
#4087
8M
8.00 mi08:16:421:30:3011:1924:59
12:29
#4359
9.6M
9.60 mi08:31:581:45:4611:0115:16
9:32
#4174
10M
10.00 mi08:41:251:55:1311:319:27
23:39
#4289
10.5M
10.50 mi08:44:051:57:5311:142:40
5:20
#4271
12M
12.00 mi09:08:212:22:0911:5124:16
16:11
#4301
Finish
13.11 mi09:20:422:34:3011:4712:21
11:08
#4251
Faster pace
Steady pace
Slower pace
Featured Segment

Garmin Challenge

Top 75%
Garmin Challenge
Course map with the garmin challenge highlighted
Garmin Challenge · 9.6–10.5 mi · © Mapbox © OpenStreetMap

12:07

Segment Time

13:28/mi

Pace

0.90 mi

Distance

Overall

4931

Women

1983

Division

482

See the full Garmin Challenge leaderboard

Checkpoint and Segment Rankings

CheckpointDistanceSeg. DistOverallFemalesF25-29Seg. OverallSeg. FemalesSeg. F25-29
2M2.00 mi2.00 mi408714463554344(Top 66%)1683(Top 57%)409(Top 61%)
4M4.00 mi2.00 mi4054+331431+15358-34065(Top 62%)1438(Top 49%)361(Top 54%)
6M6.00 mi2.00 mi4087-331444-13357+14207(Top 64%)1522(Top 52%)373(Top 55%)
8M8.00 mi2.00 mi4359-2721569-125385-285027(Top 76%)1935(Top 66%)456(Top 68%)
9.6M9.60 mi1.60 mi4174+1851499+70370+153429(Top 52%)1308(Top 45%)316(Top 47%)
10M10.00 mi0.40 mi4289-1151576-77386-165228(Top 80%)2157(Top 74%)512(Top 76%)
10.5M10.50 mi0.50 mi4271+181562+14385+13986(Top 61%)1445(Top 49%)353(Top 52%)
12M12.00 mi1.50 mi4301-301593-31394-94344(Top 66%)1683(Top 57%)409(Top 61%)
Finish13.11 mi1.11 mi4251+501576+17395-14161(Top 63%)1580(Top 54%)395(Top 59%)

Segment Performance Analysis

10.5M→12M

0.0 - 2.0 mi

Top 66%
~flat
+5ft-3ft

Overall

4344

Females

1683

F25-29

409

2M→4M

2.0 - 4.0 mi

Top 62%
×4story building
+67ft-69ft

Overall

4065

Females

1438

F25-29

361

4M→6M

4.0 - 6.0 mi

Top 64%
×9story building
+123ft-9ft

Overall

4207

Females

1522

F25-29

373

6M→8M

6.0 - 8.0 mi

Top 76%
×12story building
+166ft-53ft

Overall

5027

Females

1935

F25-29

457

8M→9.6M

8.0 - 9.6 mi

Top 52%
×13story building
+68ft-193ft

Overall

3429

Females

1308

F25-29

316

9.6M→10M

9.6 - 10.0 mi

Top 80%
×2story building
+0ft-24ft

Overall

5228

Females

2157

F25-29

513

10M→10.5M

10.0 - 10.5 mi

Top 61%
×6story building
+1ft-73ft

Overall

3986

Females

1445

F25-29

353

10.5M→12M

10.5 - 12.0 mi

Top 66%
×21story building
+280ft-26ft

Overall

4344

Females

1683

F25-29

409

12M→Finish

12.0 - 13.1 mi

Top 63%
×7story building
+14ft-89ft

Overall

4161

Females

1580

F25-29

395

Passing Analysis

Category:
Athletes Passed
849*
Passed By
1013
Net Change
-164
SegmentAthletes PassedPassed ByNet ChangeStart RankEnd Rank
Start → 2M----#4087
2M → 4M193160+33#4087#4054
4M → 6M117*150-33#4054#4087
6M → 8M68*340-272#4087#4359
8M → 9.6M25368+185#4359#4174
9.6M → 10M25140-115#4174#4289
10M → 10.5M257+18#4289#4271
10.5M → 12M88*118-30#4271#4301
12M → Finish80*30+50#4301#4251
TOTALS849*1013-164

* 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

Race Place Events

Race Place Events