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SF MARATHON 1ST HALF 2026

Samantha Merrill

Bib: 14686•F•Age: 26

Los Angeles, CA

0:00
0:00
/ mi
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Overall
#0 / 6575
Top 39%
Gender (Female)
#0 / 2930
Top 26%
Division (F25-29)
#0 / 674
Top 29%
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
9:59/mi
19:59
→ flat
4M
9:54/mi
39:46
↑ 67↓ 69
6M
9:51/mi
59:28
↑ 1231.1%
8M
9:43/mi
1:18:54
↑ 166↓ 531.1%
9.6M
9:43/mi
1:34:26
↑ 68↓ 1931.5%
10M
18:41/mi
1:41:54
↓ 241.1%
10.5M
4:52/mi
1:44:20
↓ 732.7%
12M
14:03/mi
2:05:25
↑ 2803.2%
Finish· 13.11 mi
9:43/mi
2:16:12
↑ 14↓ 891.3%

The Course

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Half Splits

1st Half· via 6MFaster
Distance6.00 mi
Time59:28
Pace9:55 /mi
2nd Half
Distance7.11 mi
Time1:16:44
Pace10:48 /mi
📊Positive Split: 29.0% slower second half

Checkpoint Splits

CheckpointDistanceTime of DayTimeAvg PaceSegment TimeSegment PaceDiff
2M
2.00 mi07:00:4719:599:5919:59
9:59
-
4M
4.00 mi07:20:3439:469:5719:47
9:54
-0:05
6M
6.00 mi07:40:1659:289:5519:42
9:51
-0:03
8M
8.00 mi07:59:421:18:549:5219:26
9:43
-0:08
9.6M
9.60 mi08:15:141:34:269:5015:32
9:43
0:00
10M
10.00 mi08:22:421:41:5410:117:28
18:41
+8:58
10.5M
10.50 mi08:25:081:44:209:562:26
4:52
-13:49
12M
12.00 mi08:46:132:05:2510:2721:05
14:03
+9:11
Finish
13.11 mi08:57:002:16:1210:2310:47
9:43
-4:20

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

4:52 /mi

Average Pace

10:23 /mi

Slowest Pace

18:41 /mi

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Fastest
Middle
Slowest
Average

📊Segments

Segment Time Comparison

Time at Faster Pace

2:26

2% of race

Time at Steady Pace

1:45:13

77% of race

Time at Slower Pace

28:33

21% of race

Average Pace: 10:23 /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 mi07:00:4719:599:5919:59
9:59
#3031
4M
4.00 mi07:20:3439:469:5719:47
9:54
#2765
6M
6.00 mi07:40:1659:289:5519:42
9:51
#2634
8M
8.00 mi07:59:421:18:549:5219:26
9:43
#2452
9.6M
9.60 mi08:15:141:34:269:5015:32
9:43
#2610
10M
10.00 mi08:22:421:41:5410:117:28
18:41
#2599
10.5M
10.50 mi08:25:081:44:209:562:26
4:52
#2598
12M
12.00 mi08:46:132:05:2510:2721:05
14:03
#2589
Finish
13.11 mi08:57:002:16:1210:2310:47
9:43
#2562
Faster pace
Steady pace
Slower pace
Est.Checkpoint not recorded (estimated)
~Segment time uses estimated prior
Featured Segment

Garmin Challenge

Top 41%
Garmin Challenge
Course map with the garmin challenge highlighted
Garmin Challenge · 9.6–10.5 mi · © Mapbox © OpenStreetMap

9:54

Segment Time

11:00/mi

Pace

0.90 mi

Distance

Overall

2713

Women

862

Division

214

See the full Garmin Challenge leaderboard

Checkpoint and Segment Rankings

CheckpointDistanceSeg. DistOverallFemalesF25-29Seg. OverallSeg. FemalesSeg. F25-29
2M2.00 mi2.00 mi30319612242778(Top 42%)907(Top 31%)236(Top 35%)
4M4.00 mi2.00 mi2765+266851+110202+222638(Top 40%)789(Top 27%)190(Top 28%)
6M6.00 mi2.00 mi2634+131782+69191+112454(Top 37%)720(Top 25%)179(Top 27%)
8M8.00 mi2.00 mi2452+182685+97161+302018(Top 31%)508(Top 17%)115(Top 17%)
9.6M9.60 mi1.60 mi2610-158776-91190-293619(Top 55%)1392(Top 48%)337(Top 50%)
10M10.00 mi0.40 mi2599+11779-31902799(Top 43%)916(Top 31%)227(Top 34%)
10.5M10.50 mi0.50 mi2598+1778+11902783(Top 42%)895(Top 31%)221(Top 33%)
12M12.00 mi1.50 mi2589+9787-9196-62778(Top 42%)907(Top 31%)236(Top 35%)
Finish13.11 mi1.11 mi2562+27773+141962518(Top 38%)794(Top 27%)219(Top 32%)

Segment Performance Analysis

10.5M→12M

0.0 - 2.0 mi

Top 42%
~flat
+5ft-3ft

Overall

2778

Females

907

F25-29

236

2M→4M

2.0 - 4.0 mi

Top 40%
×4story building
+67ft-69ft

Overall

2638

Females

789

F25-29

190

4M→6M

4.0 - 6.0 mi

Top 37%
×9story building
+123ft-9ft

Overall

2454

Females

720

F25-29

179

6M→8M

6.0 - 8.0 mi

Top 31%
×12story building
+166ft-53ft

Overall

2018

Females

508

F25-29

115

8M→9.6M

8.0 - 9.6 mi

Top 55%
×13story building
+68ft-193ft

Overall

3619

Females

1392

F25-29

337

9.6M→10M

9.6 - 10.0 mi

Top 43%
×2story building
+0ft-24ft

Overall

2799

Females

916

F25-29

227

10M→10.5M

10.0 - 10.5 mi

Top 42%
×6story building
+1ft-73ft

Overall

2783

Females

895

F25-29

221

10.5M→12M

10.5 - 12.0 mi

Top 42%
×21story building
+280ft-26ft

Overall

2778

Females

907

F25-29

236

12M→Finish

12.0 - 13.1 mi

Top 38%
×7story building
+14ft-89ft

Overall

2518

Females

794

F25-29

219

Passing Analysis

Category:
Athletes Passed
915*
Passed By
446
Net Change
+469
SegmentAthletes PassedPassed ByNet ChangeStart RankEnd Rank
Start → 2M----#3031
2M → 4M30943+266#3031#2765
4M → 6M16534+131#2765#2634
6M → 8M233*51+182#2634#2452
8M → 9.6M29187-158#2452#2610
9.6M → 10M4433+11#2610#2599
10M → 10.5M65+1#2599#2598
10.5M → 12M7970+9#2598#2589
12M → Finish50*23+27#2589#2562
TOTALS915*446+469

* 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