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SF MARATHON 1ST HALF 2026

Ella Jackson

Bib: 20721•F•Age: 26

Palo Alto, CA

0:00
0:00
/ mi
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Overall
#0 / 6575
Gender (Female)
#0 / 2930
Top 39%
Division (F25-29)
#0 / 674
Top 43%
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
10:11/mi
20:23
→ flat
4M
10:19/mi
41:00
↑ 67↓ 69
6M
10:29/mi
1:01:58
↑ 1231.1%
8M
10:45/mi
1:23:28
↑ 166↓ 531.1%
9.6M
10:45/mi
1:40:40
↑ 68↓ 1931.5%
10M
19:51/mi
1:48:36
↓ 241.1%
10.5M
5:26/mi
1:51:19
↓ 732.7%
12M
14:55/mi
2:13:42
↑ 2803.2%
Finish· 13.11 mi
10:12/mi
2:25:01
↑ 14↓ 891.3%

The Course

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Half Splits

1st Half· via 6MFaster
Distance6.00 mi
Time1:01:58
Pace10:20 /mi
2nd Half
Distance7.11 mi
Time1:23:03
Pace11:41 /mi
📊Positive Split: 34.0% slower second half

Checkpoint Splits

CheckpointDistanceTime of DayTimeAvg PaceSegment TimeSegment PaceDiff
2M
2.00 mi06:58:0520:2310:1120:23
10:11
-
4M
4.00 mi07:18:4241:0010:1520:37
10:19
+0:08
6M
6.00 mi07:39:401:01:5810:2020:58
10:29
+0:10
8M
8.00 mi08:01:101:23:2810:2621:30
10:45
+0:16
9.6M
9.60 mi08:18:221:40:4010:2917:12
10:45
0:00
10M
10.00 mi08:26:181:48:3610:527:56
19:51
+9:06
10.5M
10.50 mi08:29:011:51:1910:362:43
5:26
-14:25
12M
12.00 mi08:51:242:13:4211:0922:23
14:55
+9:29
Finish
13.11 mi09:02:432:25:0111:0411:19
10:12
-4:43

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

5:26 /mi

Average Pace

11:04 /mi

Slowest Pace

19:51 /mi

Loading chart...
Fastest
Middle
Slowest
Average

📊Segments

Segment Time Comparison

Time at Faster Pace

2:43

2% of race

Time at Steady Pace

1:51:59

77% of race

Time at Slower Pace

30:19

21% of race

Average Pace: 11:04 /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 mi06:58:0520:2310:1120:23
10:11
#3358
4M
4.00 mi07:18:4241:0010:1520:37
10:19
#3288
6M
6.00 mi07:39:401:01:5810:2020:58
10:29
#3257
8M
8.00 mi08:01:101:23:2810:2621:30
10:45
#3234
9.6M
9.60 mi08:18:221:40:4010:2917:12
10:45
#3482
10M
10.00 mi08:26:181:48:3610:527:56
19:51
#3458
10.5M
10.50 mi08:29:011:51:1910:362:43
5:26
#3478
12M
12.00 mi08:51:242:13:4211:0922:23
14:55
#3461
Finish
13.11 mi09:02:432:25:0111:0411:19
10:12
#3410
Faster pace
Steady pace
Slower pace
Est.Checkpoint not recorded (estimated)
~Segment time uses estimated prior
Featured Segment

Garmin Challenge

Top 53%
Garmin Challenge
Course map with the garmin challenge highlighted
Garmin Challenge · 9.6–10.5 mi · © Mapbox © OpenStreetMap

10:39

Segment Time

11:50/mi

Pace

0.90 mi

Distance

Overall

3481

Women

1219

Division

308

See the full Garmin Challenge leaderboard

Checkpoint and Segment Rankings

CheckpointDistanceSeg. DistOverallFemalesF25-29Seg. OverallSeg. FemalesSeg. F25-29
2M2.00 mi2.00 mi335811142643489(Top 53%)1265(Top 43%)322(Top 48%)
4M4.00 mi2.00 mi3288+701075+39257+73233(Top 49%)1039(Top 35%)254(Top 38%)
6M6.00 mi2.00 mi3257+311054+21254+33276(Top 50%)1067(Top 36%)265(Top 39%)
8M8.00 mi2.00 mi3234+231030+24256-23240(Top 49%)1020(Top 35%)248(Top 37%)
9.6M9.60 mi1.60 mi3482-2481162-132289-334776(Top 73%)1950(Top 67%)472(Top 70%)
10M10.00 mi0.40 mi3458+241153+9284+53408(Top 52%)1189(Top 41%)301(Top 45%)
10.5M10.50 mi0.50 mi3478-201160-7286-24191(Top 64%)1559(Top 53%)380(Top 56%)
12M12.00 mi1.50 mi3461+171164-4290-43489(Top 53%)1265(Top 43%)322(Top 48%)
Finish13.11 mi1.11 mi3410+511147+17291-13129(Top 48%)1083(Top 37%)289(Top 43%)

Segment Performance Analysis

10.5M→12M

0.0 - 2.0 mi

Top 53%
~flat
+5ft-3ft

Overall

3489

Females

1265

F25-29

322

2M→4M

2.0 - 4.0 mi

Top 49%
×4story building
+67ft-69ft

Overall

3233

Females

1039

F25-29

254

4M→6M

4.0 - 6.0 mi

Top 50%
×9story building
+123ft-9ft

Overall

3276

Females

1067

F25-29

265

6M→8M

6.0 - 8.0 mi

Top 49%
×12story building
+166ft-53ft

Overall

3240

Females

1020

F25-29

248

8M→9.6M

8.0 - 9.6 mi

Top 73%
×13story building
+68ft-193ft

Overall

4776

Females

1950

F25-29

472

9.6M→10M

9.6 - 10.0 mi

Top 52%
×2story building
+0ft-24ft

Overall

3408

Females

1189

F25-29

301

10M→10.5M

10.0 - 10.5 mi

Top 64%
×6story building
+1ft-73ft

Overall

4191

Females

1559

F25-29

380

10.5M→12M

10.5 - 12.0 mi

Top 53%
×21story building
+280ft-26ft

Overall

3489

Females

1265

F25-29

322

12M→Finish

12.0 - 13.1 mi

Top 48%
×7story building
+14ft-89ft

Overall

3129

Females

1083

F25-29

289

Passing Analysis

Category:
Athletes Passed
705*
Passed By
757
Net Change
-52
SegmentAthletes PassedPassed ByNet ChangeStart RankEnd Rank
Start → 2M----#3358
2M → 4M206136+70#3358#3288
4M → 6M12695+31#3288#3257
6M → 8M146*123+23#3257#3234
8M → 9.6M8256-248#3234#3482
9.6M → 10M5329+24#3482#3458
10M → 10.5M323-20#3458#3478
10.5M → 12M9679+17#3478#3461
12M → Finish67*16+51#3461#3410
TOTALS705*757-52

* 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