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SF MARATHON 1ST HALF 2026

Carolina Contreras

Bib: 15852•F•Age: 27

Fremont, 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
11:03/mi
22:06
→ flat
4M
11:04/mi
44:14
↑ 67↓ 69
6M
12:43/mi
1:09:40
↑ 1231.1%
8M
13:10/mi
1:36:01
↑ 166↓ 531.1%
9.6M
9:29/mi
1:51:11
↑ 68↓ 1931.5%
10M
21:57/mi
1:59:57
↓ 241.1%
10.5M
5:42/mi
2:02:48
↓ 732.7%
12M
17:25/mi
2:28:55
↑ 2803.2%
Finish· 13.11 mi
12:22/mi
2:42:38
↑ 14↓ 891.3%

The Course

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Half Splits

1st Half· via 6MFaster
Distance6.00 mi
Time1:09:40
Pace11:37 /mi
2nd Half
Distance7.11 mi
Time1:32:58
Pace13:05 /mi
📊Positive Split: 33.4% slower second half

Checkpoint Splits

CheckpointDistanceTime of DayTimeAvg PaceSegment TimeSegment PaceDiff
2M
2.00 mi07:11:3722:0611:0322:06
11:03
-
4M
4.00 mi07:33:4544:1411:0422:08
11:04
+0:01
6M
6.00 mi07:59:111:09:4011:3725:26
12:43
+1:39
8M
8.00 mi08:25:321:36:0112:0026:21
13:10
+0:27
9.6M
9.60 mi08:40:421:51:1111:3515:10
9:29
-3:41
10M
10.00 mi08:49:281:59:5712:008:46
21:57
+12:28
10.5M
10.50 mi08:52:192:02:4811:422:51
5:42
-16:15
12M
12.00 mi09:18:262:28:5512:2526:07
17:25
+11:43
Finish
13.11 mi09:32:092:42:3812:2413:43
12:22
-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

5:42 /mi

Average Pace

12:24 /mi

Slowest Pace

21:57 /mi

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Fastest
Middle
Slowest
Average

📊Segments

Segment Time Comparison

Time at Faster Pace

18:01

11% of race

Time at Steady Pace

1:49:44

67% of race

Time at Slower Pace

34:53

21% of race

Average Pace: 12:24 /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 mi07:11:3722:0611:0322:06
11:03
#4782
4M
4.00 mi07:33:4544:1411:0422:08
11:04
#4485
6M
6.00 mi07:59:111:09:4011:3725:26
12:43
#5068
8M
8.00 mi08:25:321:36:0112:0026:21
13:10
#5218
9.6M
9.60 mi08:40:421:51:1111:3515:10
9:29
#4970
10M
10.00 mi08:49:281:59:5712:008:46
21:57
#4913
10.5M
10.50 mi08:52:192:02:4811:422:51
5:42
#4904
12M
12.00 mi09:18:262:28:5512:2526:07
17:25
#4945
Finish
13.11 mi09:32:092:42:3812:2413:43
12:22
#4960
Faster pace
Steady pace
Slower pace
Featured Segment

Garmin Challenge

Top 68%
Garmin Challenge
Course map with the garmin challenge highlighted
Garmin Challenge · 9.6–10.5 mi · © Mapbox © OpenStreetMap

11:37

Segment Time

12:55/mi

Pace

0.90 mi

Distance

Overall

4497

Women

1763

Division

431

See the full Garmin Challenge leaderboard

Checkpoint and Segment Rankings

CheckpointDistanceSeg. DistOverallFemalesF25-29Seg. OverallSeg. FemalesSeg. F25-29
2M2.00 mi2.00 mi478218144475102(Top 78%)2112(Top 72%)514(Top 76%)
4M4.00 mi2.00 mi4485+2971657+157421+264306(Top 65%)1573(Top 54%)393(Top 58%)
6M6.00 mi2.00 mi5068-5831975-318488-675669(Top 86%)2338(Top 80%)570(Top 85%)
8M8.00 mi2.00 mi5218-1502050-75498-105560(Top 85%)2269(Top 77%)525(Top 78%)
9.6M9.60 mi1.60 mi4970+2481919+131471+273345(Top 51%)1265(Top 43%)308(Top 46%)
10M10.00 mi0.40 mi4913+571892+27462+94523(Top 69%)1769(Top 60%)425(Top 63%)
10.5M10.50 mi0.50 mi4904+91891+1463-14858(Top 74%)1923(Top 66%)478(Top 71%)
12M12.00 mi1.50 mi4945-411933-42474-115102(Top 78%)2112(Top 72%)514(Top 76%)
Finish13.11 mi1.11 mi4960-151950-17479-55174(Top 79%)2177(Top 74%)532(Top 79%)

Segment Performance Analysis

10.5M→12M

0.0 - 2.0 mi

Top 78%
~flat
+5ft-3ft

Overall

5102

Females

2112

F25-29

514

2M→4M

2.0 - 4.0 mi

Top 65%
×4story building
+67ft-69ft

Overall

4306

Females

1573

F25-29

393

4M→6M

4.0 - 6.0 mi

Top 86%
×9story building
+123ft-9ft

Overall

5669

Females

2338

F25-29

570

6M→8M

6.0 - 8.0 mi

Top 85%
×12story building
+166ft-53ft

Overall

5560

Females

2269

F25-29

526

8M→9.6M

8.0 - 9.6 mi

Top 51%
×13story building
+68ft-193ft

Overall

3345

Females

1265

F25-29

308

9.6M→10M

9.6 - 10.0 mi

Top 69%
×2story building
+0ft-24ft

Overall

4523

Females

1769

F25-29

425

10M→10.5M

10.0 - 10.5 mi

Top 74%
×6story building
+1ft-73ft

Overall

4858

Females

1923

F25-29

478

10.5M→12M

10.5 - 12.0 mi

Top 78%
×21story building
+280ft-26ft

Overall

5102

Females

2112

F25-29

514

12M→Finish

12.0 - 13.1 mi

Top 79%
×7story building
+14ft-89ft

Overall

5174

Females

2177

F25-29

532

Passing Analysis

Category:
Athletes Passed
962*
Passed By
1140
Net Change
-178
SegmentAthletes PassedPassed ByNet ChangeStart RankEnd Rank
Start → 2M----#4782
2M → 4M36366+297#4782#4485
4M → 6M39*622-583#4485#5068
6M → 8M66*216-150#5068#5218
8M → 9.6M27224+248#5218#4970
9.6M → 10M7619+57#4970#4913
10M → 10.5M178+9#4913#4904
10.5M → 12M77*118-41#4904#4945
12M → Finish52*67-15#4945#4960
TOTALS962*1140-178

* 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