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SF MARATHON 1ST HALF 2026

Kelsey Mauchley

Bib: 15404•F•Age: 39

SF, CA

0:00
0:00
/ mi
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Overall
#0 / 6575
Gender (Female)
#0 / 2930
Division (F35-39)
#0 / 388
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
11:15/mi
22:31
→ flat
4M
11:07/mi
44:44
↑ 67↓ 69
6M
12:52/mi
1:10:29
↑ 1231.1%
8M
12:25/mi
1:35:19
↑ 166↓ 531.1%
9.6M
8:57/mi
1:49:38
↑ 68↓ 1931.5%
10M
21:54/mi
1:58:23
↓ 241.1%
10.5M
5:58/mi
2:01:22
↓ 732.7%
12M
16:30/mi
2:26:07
↑ 2803.2%
Finish· 13.11 mi
12:21/mi
2:39:49
↑ 14↓ 891.3%

The Course

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Half Splits

1st Half· via 6MFaster
Distance6.00 mi
Time1:10:29
Pace11:45 /mi
2nd Half
Distance7.11 mi
Time1:29:20
Pace12:34 /mi
📊Positive Split: 26.7% slower second half

Checkpoint Splits

CheckpointDistanceTime of DayTimeAvg PaceSegment TimeSegment PaceDiff
2M
2.00 mi07:05:4622:3111:1522:31
11:15
-
4M
4.00 mi07:27:5944:4411:1122:13
11:07
-0:08
6M
6.00 mi07:53:441:10:2911:4525:45
12:52
+1:45
8M
8.00 mi08:18:341:35:1911:5524:50
12:25
-0:27
9.6M
9.60 mi08:32:531:49:3811:2514:19
8:57
-3:28
10M
10.00 mi08:41:381:58:2311:508:45
21:54
+12:57
10.5M
10.50 mi08:44:372:01:2211:342:59
5:58
-15:56
12M
12.00 mi09:09:222:26:0712:1124:45
16:30
+10:32
Finish
13.11 mi09:23:042:39:4912:1113:42
12:21
-4:09

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

5:58 /mi

Average Pace

12:11 /mi

Slowest Pace

21:54 /mi

Loading chart...
Fastest
Middle
Slowest
Average

📊Segments

Segment Time Comparison

Time at Faster Pace

17:18

11% of race

Time at Steady Pace

1:49:01

68% of race

Time at Slower Pace

33:30

21% of race

Average Pace: 12:11 /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 mi07:05:4622:3111:1522:31
11:15
#5131
4M
4.00 mi07:27:5944:4411:1122:13
11:07
#4705
6M
6.00 mi07:53:441:10:2911:4525:45
12:52
#5210
8M
8.00 mi08:18:341:35:1911:5524:50
12:25
#5141
9.6M
9.60 mi08:32:531:49:3811:2514:19
8:57
#4745
10M
10.00 mi08:41:381:58:2311:508:45
21:54
#4729
10.5M
10.50 mi08:44:372:01:2211:342:59
5:58
#4737
12M
12.00 mi09:09:222:26:0712:1124:45
16:30
#4701
Finish
13.11 mi09:23:042:39:4912:1113:42
12:21
#4721
Faster pace
Steady pace
Slower pace
Featured Segment

Garmin Challenge

Top 70%
Garmin Challenge
Course map with the garmin challenge highlighted
Garmin Challenge · 9.6–10.5 mi · © Mapbox © OpenStreetMap

11:44

Segment Time

13:02/mi

Pace

0.90 mi

Distance

Overall

4605

Women

1817

Division

216

See the full Garmin Challenge leaderboard

Checkpoint and Segment Rankings

CheckpointDistanceSeg. DistOverallFemalesF35-39Seg. OverallSeg. FemalesSeg. F35-39
2M2.00 mi2.00 mi513120262534538(Top 69%)1789(Top 61%)224(Top 58%)
4M4.00 mi2.00 mi4705+4261770+256214+394361(Top 66%)1601(Top 55%)199(Top 51%)
6M6.00 mi2.00 mi5210-5052054-284252-385756(Top 88%)2389(Top 82%)300(Top 77%)
8M8.00 mi2.00 mi5141+692008+46247+54962(Top 75%)1893(Top 65%)252(Top 65%)
9.6M9.60 mi1.60 mi4745+3961800+208222+252670(Top 41%)966(Top 33%)128(Top 33%)
10M10.00 mi0.40 mi4729+161793+7219+34505(Top 69%)1758(Top 60%)209(Top 54%)
10.5M10.50 mi0.50 mi4737-81801-82195307(Top 81%)2189(Top 75%)270(Top 70%)
12M12.00 mi1.50 mi4701+361797+4220-14538(Top 69%)1789(Top 61%)224(Top 58%)
Finish13.11 mi1.11 mi4721-201816-19221-15163(Top 79%)2168(Top 74%)283(Top 73%)

Segment Performance Analysis

10.5M→12M

0.0 - 2.0 mi

Top 69%
~flat
+5ft-3ft

Overall

4538

Females

1789

F35-39

224

2M→4M

2.0 - 4.0 mi

Top 66%
×4story building
+67ft-69ft

Overall

4361

Females

1601

F35-39

199

4M→6M

4.0 - 6.0 mi

Top 88%
×9story building
+123ft-9ft

Overall

5756

Females

2389

F35-39

300

6M→8M

6.0 - 8.0 mi

Top 75%
×12story building
+166ft-53ft

Overall

4962

Females

1893

F35-39

252

8M→9.6M

8.0 - 9.6 mi

Top 41%
×13story building
+68ft-193ft

Overall

2670

Females

966

F35-39

128

9.6M→10M

9.6 - 10.0 mi

Top 69%
×2story building
+0ft-24ft

Overall

4505

Females

1758

F35-39

209

10M→10.5M

10.0 - 10.5 mi

Top 81%
×6story building
+1ft-73ft

Overall

5307

Females

2189

F35-39

270

10.5M→12M

10.5 - 12.0 mi

Top 69%
×21story building
+280ft-26ft

Overall

4538

Females

1789

F35-39

224

12M→Finish

12.0 - 13.1 mi

Top 79%
×7story building
+14ft-89ft

Overall

5163

Females

2168

F35-39

283

Passing Analysis

Category:
Athletes Passed
1276*
Passed By
866
Net Change
+410
SegmentAthletes PassedPassed ByNet ChangeStart RankEnd Rank
Start → 2M----#5131
2M → 4M46337+426#5131#4705
4M → 6M36*541-505#4705#5210
6M → 8M156*87+69#5210#5141
8M → 9.6M4015+396#5141#4745
9.6M → 10M5034+16#4745#4729
10M → 10.5M816-8#4729#4737
10.5M → 12M112*76+36#4737#4701
12M → Finish50*70-20#4701#4721
TOTALS1276*866+410

* 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