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SF MARATHON 1ST HALF 2026

Allyson McIntosh

Bib: 19154•F•Age: 31

Somerville, MA

0:00
0:00
/ mi
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Overall
#0 / 6575
Gender (Female)
#0 / 2930
Division (F30-34)
#0 / 651
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
13:23/mi
26:47
→ flat
4M
13:50/mi
54:26
↑ 67↓ 69
6M
15:12/mi
1:24:50
↑ 1231.1%
8M
17:38/mi
2:00:06
↑ 166↓ 531.1%
9.6M
13:27/mi
2:21:38
↑ 68↓ 1931.5%
10M
29:04/mi
2:33:15
↓ 241.1%
10.5M
8:30/mi
2:37:30
↓ 732.7%
12M
23:09/mi
3:12:13
↑ 2803.2%
Finish· 13.11 mi
16:48/mi
3:30:51
↑ 14↓ 891.3%

The Course

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Half Splits

1st Half· via 6MFaster
Distance6.00 mi
Time1:24:50
Pace14:08 /mi
2nd Half
Distance7.11 mi
Time2:06:01
Pace17:44 /mi
📊Positive Split: 48.5% slower second half

Checkpoint Splits

CheckpointDistanceTime of DayTimeAvg PaceSegment TimeSegment PaceDiff
2M
2.00 mi07:16:4826:4713:2326:47
13:23
-
4M
4.00 mi07:44:2754:2613:3727:39
13:50
+0:27
6M
6.00 mi08:14:511:24:5014:0830:24
15:12
+1:22
8M
8.00 mi08:50:072:00:0615:0135:16
17:38
+2:26
9.6M
9.60 mi09:11:392:21:3814:4521:32
13:27
-4:11
10M
10.00 mi09:23:162:33:1515:2011:37
29:04
+15:37
10.5M
10.50 mi09:27:312:37:3015:004:15
8:30
-20:34
12M
12.00 mi10:02:143:12:1316:0134:43
23:09
+14:39
Finish
13.11 mi10:20:523:30:5116:0518:38
16:48
-6:21

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

8:30 /mi

Average Pace

16:05 /mi

Slowest Pace

29:04 /mi

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Fastest
Middle
Slowest
Average

📊Segments

Segment Time Comparison

Time at Faster Pace

4:15

2% of race

Time at Steady Pace

2:40:16

76% of race

Time at Slower Pace

46:20

22% of race

Average Pace: 16:05 /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 mi07:16:4826:4713:2326:47
13:23
#6485
4M
4.00 mi07:44:2754:2613:3727:39
13:50
#6458
6M
6.00 mi08:14:511:24:5014:0830:24
15:12
#6460
8M
8.00 mi08:50:072:00:0615:0135:16
17:38
#6519
9.6M
9.60 mi09:11:392:21:3814:4521:32
13:27
#6526
10M
10.00 mi09:23:162:33:1515:2011:37
29:04
#6528
10.5M
10.50 mi09:27:312:37:3015:004:15
8:30
#6534
12M
12.00 mi10:02:143:12:1316:0134:43
23:09
#6544
Finish
13.11 mi10:20:523:30:5116:0518:38
16:48
#6528
Faster pace
Steady pace
Slower pace
Featured Segment

Garmin Challenge

Top 97%
Garmin Challenge
Course map with the garmin challenge highlighted
Garmin Challenge · 9.6–10.5 mi · © Mapbox © OpenStreetMap

15:52

Segment Time

17:38/mi

Pace

0.90 mi

Distance

Overall

6368

Women

2824

Division

635

See the full Garmin Challenge leaderboard

Checkpoint and Segment Rankings

CheckpointDistanceSeg. DistOverallFemalesF30-34Seg. OverallSeg. FemalesSeg. F30-34
2M2.00 mi2.00 mi648528596396503(Top 99%)2901(Top 99%)643(Top 99%)
4M4.00 mi2.00 mi6458+272843+16637+26380(Top 97%)2795(Top 95%)627(Top 96%)
6M6.00 mi2.00 mi6460-22847-4639-26471(Top 98%)2849(Top 97%)638(Top 98%)
8M8.00 mi2.00 mi6519-592887-40643-46562(Top 100%)2922(Top 100%)649(Top 100%)
9.6M9.60 mi1.60 mi6526-72894-7646-36378(Top 97%)2815(Top 96%)636(Top 98%)
10M10.00 mi0.40 mi6528-22895-1644+26298(Top 96%)2792(Top 95%)624(Top 96%)
10.5M10.50 mi0.50 mi6534-62901-66446470(Top 98%)2880(Top 98%)645(Top 99%)
12M12.00 mi1.50 mi6544-102911-10646-26503(Top 99%)2901(Top 99%)643(Top 99%)
Finish13.11 mi1.11 mi6528+162900+11645+16423(Top 98%)2856(Top 97%)637(Top 98%)

Segment Performance Analysis

10.5M→12M

0.0 - 2.0 mi

Top 99%
~flat
+5ft-3ft

Overall

6503

Females

2901

F30-34

645

2M→4M

2.0 - 4.0 mi

Top 97%
×4story building
+67ft-69ft

Overall

6380

Females

2795

F30-34

632

4M→6M

4.0 - 6.0 mi

Top 98%
×9story building
+123ft-9ft

Overall

6471

Females

2849

F30-34

642

6M→8M

6.0 - 8.0 mi

Top 100%
×12story building
+166ft-53ft

Overall

6562

Females

2922

F30-34

652

8M→9.6M

8.0 - 9.6 mi

Top 97%
×13story building
+68ft-193ft

Overall

6378

Females

2815

F30-34

638

9.6M→10M

9.6 - 10.0 mi

Top 96%
×2story building
+0ft-24ft

Overall

6298

Females

2792

F30-34

626

10M→10.5M

10.0 - 10.5 mi

Top 98%
×6story building
+1ft-73ft

Overall

6470

Females

2880

F30-34

647

10.5M→12M

10.5 - 12.0 mi

Top 99%
×21story building
+280ft-26ft

Overall

6503

Females

2901

F30-34

645

12M→Finish

12.0 - 13.1 mi

Top 98%
×7story building
+14ft-89ft

Overall

6423

Females

2856

F30-34

637

Passing Analysis

Category:
Athletes Passed
132*
Passed By
175
Net Change
-43
SegmentAthletes PassedPassed ByNet ChangeStart RankEnd Rank
Start → 2M----#6485
2M → 4M42*15+27#6485#6458
4M → 6M26*28-2#6458#6460
6M → 8M12*71-59#6460#6519
8M → 9.6M16*23-7#6519#6526
9.6M → 10M810-2#6526#6528
10M → 10.5M17-6#6528#6534
10.5M → 12M5*15-10#6534#6544
12M → Finish22*6+16#6544#6528
TOTALS132*175-43

* 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