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SF MARATHON 1ST HALF 2026

Mariel De La Jara-Smith

Bib: 13580•X•Age: 19

SF, CA

0:00
0:00
/ mi
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Overall
#0 / 6575
Top 19%
Gender (Other)
#0 / 26
Top 12%
NB19 & Under
#0 / 2
Top 50%
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
8:32/mi
17:05
→ flat
4M
8:30/mi
34:05
↑ 67↓ 69
6M
9:22/mi
52:49
↑ 1231.1%
8M
9:46/mi
1:12:21
↑ 166↓ 531.1%
9.6M
6:52/mi
1:23:20
↑ 68↓ 1931.5%
10M
17:36/mi
1:30:22
↓ 241.1%
10.5M
4:24/mi
1:32:34
↓ 732.7%
12M
11:54/mi
1:50:25
↑ 2803.2%
Finish· 13.11 mi
9:18/mi
2:00:44
↑ 14↓ 891.3%

The Course

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Half Splits

1st Half· via 6MFaster
Distance6.00 mi
Time52:49
Pace8:48 /mi
2nd Half
Distance7.11 mi
Time1:07:55
Pace9:33 /mi
📊Positive Split: 28.6% slower second half

Checkpoint Splits

CheckpointDistanceTime of DayTimeAvg PaceSegment TimeSegment PaceDiff
2M
2.00 mi06:54:3917:058:3217:05
8:32
-
4M
4.00 mi07:11:3934:058:3117:00
8:30
-0:02
6M
6.00 mi07:30:2352:498:4818:44
9:22
+0:52
8M
8.00 mi07:49:551:12:219:0319:32
9:46
+0:24
9.6M
9.60 mi08:00:541:23:208:4110:59
6:52
-2:54
10M
10.00 mi08:07:561:30:229:027:02
17:36
+10:44
10.5M
10.50 mi08:10:081:32:348:492:12
4:24
-13:12
12M
12.00 mi08:27:591:50:259:1217:51
11:54
+7:30
Finish
13.11 mi08:38:182:00:449:1310:19
9:18
-2:36

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

4:24 /mi

Average Pace

9:13 /mi

Slowest Pace

17:36 /mi

Loading chart...
Fastest
Middle
Slowest
Average

📊Segments

Segment Time Comparison

Time at Faster Pace

13:11

11% of race

Time at Steady Pace

1:22:40

68% of race

Time at Slower Pace

24:53

21% of race

Average Pace: 9:13 /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 mi06:54:3917:058:3217:05
8:32
#962
4M
4.00 mi07:11:3934:058:3117:00
8:30
#889
6M
6.00 mi07:30:2352:498:4818:44
9:22
#1163
8M
8.00 mi07:49:551:12:219:0319:32
9:46
#1376
9.6M
9.60 mi08:00:541:23:208:4110:59
6:52
#1140
10M
10.00 mi08:07:561:30:229:027:02
17:36
#1216
10.5M
10.50 mi08:10:081:32:348:492:12
4:24
#1223
12M
12.00 mi08:27:591:50:259:1217:51
11:54
#1196
Finish
13.11 mi08:38:182:00:449:1310:19
9:18
#1233
Faster pace
Steady pace
Slower pace
Featured Segment

Garmin Challenge

Top 30%
Garmin Challenge
Course map with the garmin challenge highlighted
Garmin Challenge · 9.6–10.5 mi · © Mapbox © OpenStreetMap

9:14

Segment Time

10:16/mi

Pace

0.90 mi

Distance

Overall

1953

Gender

5

Division

1

See the full Garmin Challenge leaderboard

Checkpoint and Segment Rankings

CheckpointDistanceSeg. DistOverallXNB19 & UnderSeg. OverallSeg. XSeg. NB19 & Under
2M2.00 mi2.00 mi962211155(Top 18%)2(Top 8%)1(Top 50%)
4M4.00 mi2.00 mi889+7321874(Top 13%)2(Top 8%)1(Top 50%)
6M6.00 mi2.00 mi1163-2743-111868(Top 28%)6(Top 23%)2(Top 100%)
8M8.00 mi2.00 mi1376-2134-112098(Top 32%)7(Top 27%)1(Top 50%)
9.6M9.60 mi1.60 mi1140+2363+11579(Top 9%)1(Top 4%)1(Top 50%)
10M10.00 mi0.40 mi1216-76312152(Top 33%)5(Top 19%)1(Top 50%)
10.5M10.50 mi0.50 mi1223-7311540(Top 23%)3(Top 12%)1(Top 50%)
12M12.00 mi1.50 mi1196+27311155(Top 18%)2(Top 8%)1(Top 50%)
Finish13.11 mi1.11 mi1233-37312007(Top 31%)5(Top 19%)1(Top 50%)

Segment Performance Analysis

10.5M→12M

0.0 - 2.0 mi

Top 18%
~flat
+5ft-3ft

Overall

1155

X

2

X15-19

1

2M→4M

2.0 - 4.0 mi

Top 13%
×4story building
+67ft-69ft

Overall

874

X

2

X15-19

1

4M→6M

4.0 - 6.0 mi

Top 28%
×9story building
+123ft-9ft

Overall

1868

X

6

X15-19

2

6M→8M

6.0 - 8.0 mi

Top 32%
×12story building
+166ft-53ft

Overall

2098

X

7

X15-19

1

8M→9.6M

8.0 - 9.6 mi

Top 9%
×13story building
+68ft-193ft

Overall

579

X

1

X15-19

1

9.6M→10M

9.6 - 10.0 mi

Top 33%
×2story building
+0ft-24ft

Overall

2152

X

5

X15-19

1

10M→10.5M

10.0 - 10.5 mi

Top 23%
×6story building
+1ft-73ft

Overall

1540

X

3

X15-19

1

10.5M→12M

10.5 - 12.0 mi

Top 18%
×21story building
+280ft-26ft

Overall

1155

X

2

X15-19

1

12M→Finish

12.0 - 13.1 mi

Top 31%
×7story building
+14ft-89ft

Overall

2007

X

5

X15-19

1

Passing Analysis

Category:
Athletes Passed
506*
Passed By
777
Net Change
-271
SegmentAthletes PassedPassed ByNet ChangeStart RankEnd Rank
Start → 2M----#962
2M → 4M11037+73#962#889
4M → 6M3277-274#889#1163
6M → 8M29242-213#1163#1376
8M → 9.6M25721+236#1376#1140
9.6M → 10M985-76#1140#1216
10M → 10.5M310-7#1216#1223
10.5M → 12M7144+27#1223#1196
12M → Finish24*61-37#1196#1233
TOTALS506*777-271

* 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