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SF MARATHON 1ST HALF 2026

Charleigh Thomas

Bib: 17928•F•Age: 23

San Diego, CA

0:00
0:00
/ mi
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Overall
#0 / 6575
Top 43%
Gender (Female)
#0 / 2930
Top 30%
F20-29
#0 / 353
Top 35%
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
9:47/mi
19:35
→ flat
4M
10:01/mi
39:37
↑ 67↓ 69
6M
10:00/mi
59:38
↑ 1231.1%
8M
12:08/mi
1:23:54
↑ 166↓ 531.1%
9.6M
8:06/mi
1:36:52
↑ 68↓ 1931.5%
10M
18:11/mi
1:44:08
↓ 241.1%
10.5M
4:58/mi
1:46:37
↓ 732.7%
12M
13:54/mi
2:07:28
↑ 2803.2%
Finish· 13.11 mi
10:20/mi
2:18:56
↑ 14↓ 891.3%

The Course

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Half Splits

1st Half· via 6MFaster
Distance6.00 mi
Time59:38
Pace9:56 /mi
2nd Half
Distance7.11 mi
Time1:19:18
Pace11:09 /mi
📊Positive Split: 33.0% slower second half

Checkpoint Splits

CheckpointDistanceTime of DayTimeAvg PaceSegment TimeSegment PaceDiff
2M
2.00 mi07:10:0719:359:4719:35
9:47
-
4M
4.00 mi07:30:0939:379:5420:02
10:01
+0:14
6M
6.00 mi07:50:1059:389:5620:01
10:00
-0:01
8M
8.00 mi08:14:261:23:5410:2924:16
12:08
+2:08
9.6M
9.60 mi08:27:241:36:5210:0512:58
8:06
-4:02
10M
10.00 mi08:34:401:44:0810:257:16
18:11
+10:05
10.5M
10.50 mi08:37:091:46:3710:092:29
4:58
-13:13
12M
12.00 mi08:58:002:07:2810:3720:51
13:54
+8:56
Finish
13.11 mi09:09:282:18:5610:3611:28
10:20
-3:34

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

4:58 /mi

Average Pace

10:36 /mi

Slowest Pace

18:11 /mi

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Fastest
Middle
Slowest
Average

📊Segments

Segment Time Comparison

Time at Faster Pace

15:27

11% of race

Time at Steady Pace

1:11:06

51% of race

Time at Slower Pace

52:23

38% of race

Average Pace: 10:36 /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 mi07:10:0719:359:4719:35
9:47
#2710
4M
4.00 mi07:30:0939:379:5420:02
10:01
#2707
6M
6.00 mi07:50:1059:389:5620:01
10:00
#2671
8M
8.00 mi08:14:261:23:5410:2924:16
12:08
#3296
9.6M
9.60 mi08:27:241:36:5210:0512:58
8:06
#2960
10M
10.00 mi08:34:401:44:0810:257:16
18:11
#2873
10.5M
10.50 mi08:37:091:46:3710:092:29
4:58
#2881
12M
12.00 mi08:58:002:07:2810:3720:51
13:54
#2827
Finish
13.11 mi09:09:282:18:5610:3611:28
10:20
#2843
Faster pace
Steady pace
Slower pace
Featured Segment

Garmin Challenge

Top 39%
Garmin Challenge
Course map with the garmin challenge highlighted
Garmin Challenge · 9.6–10.5 mi · © Mapbox © OpenStreetMap

9:45

Segment Time

10:50/mi

Pace

0.90 mi

Distance

Overall

2543

Women

776

Division

109

See the full Garmin Challenge leaderboard

Checkpoint and Segment Rankings

CheckpointDistanceSeg. DistOverallFemalesF20-29Seg. OverallSeg. FemalesSeg. F20-29
2M2.00 mi2.00 mi27108121002653(Top 40%)856(Top 29%)114(Top 32%)
4M4.00 mi2.00 mi2707+3824-12106-62824(Top 43%)867(Top 30%)111(Top 31%)
6M6.00 mi2.00 mi2671+36802+22104+22682(Top 41%)802(Top 27%)114(Top 32%)
8M8.00 mi2.00 mi3296-6251063-261140-364697(Top 71%)1737(Top 59%)222(Top 63%)
9.6M9.60 mi1.60 mi2960+336920+143122+181641(Top 25%)543(Top 19%)75(Top 21%)
10M10.00 mi0.40 mi2873+87887+33121+12505(Top 38%)772(Top 26%)109(Top 31%)
10.5M10.50 mi0.50 mi2881-8891-4122-13067(Top 47%)1017(Top 35%)146(Top 41%)
12M12.00 mi1.50 mi2827+54886+5121+12653(Top 40%)856(Top 29%)114(Top 32%)
Finish13.11 mi1.11 mi2843-16892-6122-13286(Top 50%)1153(Top 39%)156(Top 44%)

Segment Performance Analysis

10.5M→12M

0.0 - 2.0 mi

Top 40%
~flat
+5ft-3ft

Overall

2653

Females

856

F20-24

114

2M→4M

2.0 - 4.0 mi

Top 43%
×4story building
+67ft-69ft

Overall

2824

Females

867

F20-24

112

4M→6M

4.0 - 6.0 mi

Top 41%
×9story building
+123ft-9ft

Overall

2682

Females

802

F20-24

115

6M→8M

6.0 - 8.0 mi

Top 71%
×12story building
+166ft-53ft

Overall

4697

Females

1737

F20-24

222

8M→9.6M

8.0 - 9.6 mi

Top 25%
×13story building
+68ft-193ft

Overall

1641

Females

543

F20-24

75

9.6M→10M

9.6 - 10.0 mi

Top 38%
×2story building
+0ft-24ft

Overall

2505

Females

772

F20-24

109

10M→10.5M

10.0 - 10.5 mi

Top 47%
×6story building
+1ft-73ft

Overall

3067

Females

1017

F20-24

146

10.5M→12M

10.5 - 12.0 mi

Top 40%
×21story building
+280ft-26ft

Overall

2653

Females

856

F20-24

114

12M→Finish

12.0 - 13.1 mi

Top 50%
×7story building
+14ft-89ft

Overall

3286

Females

1153

F20-24

156

Passing Analysis

Category:
Athletes Passed
872*
Passed By
1005
Net Change
-133
SegmentAthletes PassedPassed ByNet ChangeStart RankEnd Rank
Start → 2M----#2710
2M → 4M147144+3#2710#2707
4M → 6M10872+36#2707#2671
6M → 8M9*634-625#2671#3296
8M → 9.6M35014+336#3296#2960
9.6M → 10M969+87#2960#2873
10M → 10.5M715-8#2873#2881
10.5M → 12M11864+54#2881#2827
12M → Finish37*53-16#2827#2843
TOTALS872*1005-133

* 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