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SF MARATHON 1ST HALF 2026

Jackie Peng

Bib: 16826•F•Age: 27

San Francisco, CA

0:00
0:00
/ mi
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Overall
#0 / 6575
Gender (Female)
#0 / 2930
Top 48%
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
10:50/mi
21:41
→ flat
4M
10:50/mi
43:21
↑ 67↓ 69
6M
11:36/mi
1:06:33
↑ 1231.1%
8M
12:38/mi
1:31:50
↑ 166↓ 531.1%
9.6M
8:49/mi
1:45:57
↑ 68↓ 1931.5%
10M
19:44/mi
1:53:50
↓ 241.1%
10.5M
4:52/mi
1:56:16
↓ 732.7%
12M
15:08/mi
2:18:58
↑ 2803.2%
Finish· 13.11 mi
10:27/mi
2:30:33
↑ 14↓ 891.3%

The Course

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Half Splits

1st Half· via 6MFaster
Distance6.00 mi
Time1:06:33
Pace11:06 /mi
2nd Half
Distance7.11 mi
Time1:24:00
Pace11:49 /mi
📊Positive Split: 26.2% slower second half

Checkpoint Splits

CheckpointDistanceTime of DayTimeAvg PaceSegment TimeSegment PaceDiff
2M
2.00 mi07:09:1721:4110:5021:41
10:50
-
4M
4.00 mi07:30:5743:2110:5021:40
10:50
0:00
6M
6.00 mi07:54:091:06:3311:0623:12
11:36
+0:46
8M
8.00 mi08:19:261:31:5011:2925:17
12:38
+1:02
9.6M
9.60 mi08:33:331:45:5711:0214:07
8:49
-3:49
10M
10.00 mi08:41:261:53:5011:237:53
19:44
+10:55
10.5M
10.50 mi08:43:521:56:1611:042:26
4:52
-14:52
12M
12.00 mi09:06:342:18:5811:3522:42
15:08
+10:16
Finish
13.11 mi09:18:092:30:3311:2911:35
10:27
-4:41

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

4:52 /mi

Average Pace

11:29 /mi

Slowest Pace

19:44 /mi

Loading chart...
Fastest
Middle
Slowest
Average

📊Segments

Segment Time Comparison

Time at Faster Pace

16:33

11% of race

Time at Steady Pace

1:43:25

69% of race

Time at Slower Pace

30:35

20% of race

Average Pace: 11:29 /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 mi07:09:1721:4110:5021:41
10:50
#4462
4M
4.00 mi07:30:5743:2110:5021:40
10:50
#4180
6M
6.00 mi07:54:091:06:3311:0623:12
11:36
#4300
8M
8.00 mi08:19:261:31:5011:2925:17
12:38
#4586
9.6M
9.60 mi08:33:331:45:5711:0214:07
8:49
#4193
10M
10.00 mi08:41:261:53:5011:237:53
19:44
#4085
10.5M
10.50 mi08:43:521:56:1611:042:26
4:52
#4052
12M
12.00 mi09:06:342:18:5811:3522:42
15:08
#3957
Finish
13.11 mi09:18:092:30:3311:2911:35
10:27
#3905
Faster pace
Steady pace
Slower pace
Featured Segment

Garmin Challenge

Top 48%
Garmin Challenge
Course map with the garmin challenge highlighted
Garmin Challenge · 9.6–10.5 mi · © Mapbox © OpenStreetMap

10:19

Segment Time

11:28/mi

Pace

0.90 mi

Distance

Overall

3158

Women

1061

Division

267

See the full Garmin Challenge leaderboard

Checkpoint and Segment Rankings

CheckpointDistanceSeg. DistOverallFemalesF25-29Seg. OverallSeg. FemalesSeg. F25-29
2M2.00 mi2.00 mi446216424153645(Top 55%)1335(Top 46%)331(Top 49%)
4M4.00 mi2.00 mi4180+2821496+146377+384005(Top 61%)1409(Top 48%)351(Top 52%)
6M6.00 mi2.00 mi4300-1201556-60389-124618(Top 70%)1724(Top 59%)425(Top 63%)
8M8.00 mi2.00 mi4586-2861693-137413-245141(Top 78%)1998(Top 68%)471(Top 70%)
9.6M9.60 mi1.60 mi4193+3931510+183373+402502(Top 38%)886(Top 30%)226(Top 34%)
10M10.00 mi0.40 mi4085+1081460+50365+83342(Top 51%)1157(Top 39%)292(Top 43%)
10.5M10.50 mi0.50 mi4052+331448+123652816(Top 43%)911(Top 31%)224(Top 33%)
12M12.00 mi1.50 mi3957+951410+38352+133645(Top 55%)1335(Top 46%)331(Top 49%)
Finish13.11 mi1.11 mi3905+521392+18348+43414(Top 52%)1216(Top 42%)325(Top 48%)

Segment Performance Analysis

10.5M→12M

0.0 - 2.0 mi

Top 55%
~flat
+5ft-3ft

Overall

3645

Females

1335

F25-29

331

2M→4M

2.0 - 4.0 mi

Top 61%
×4story building
+67ft-69ft

Overall

4005

Females

1409

F25-29

351

4M→6M

4.0 - 6.0 mi

Top 70%
×9story building
+123ft-9ft

Overall

4618

Females

1724

F25-29

425

6M→8M

6.0 - 8.0 mi

Top 78%
×12story building
+166ft-53ft

Overall

5141

Females

1998

F25-29

472

8M→9.6M

8.0 - 9.6 mi

Top 38%
×13story building
+68ft-193ft

Overall

2502

Females

886

F25-29

226

9.6M→10M

9.6 - 10.0 mi

Top 51%
×2story building
+0ft-24ft

Overall

3342

Females

1157

F25-29

292

10M→10.5M

10.0 - 10.5 mi

Top 43%
×6story building
+1ft-73ft

Overall

2816

Females

911

F25-29

224

10.5M→12M

10.5 - 12.0 mi

Top 55%
×21story building
+280ft-26ft

Overall

3645

Females

1335

F25-29

331

12M→Finish

12.0 - 13.1 mi

Top 52%
×7story building
+14ft-89ft

Overall

3414

Females

1216

F25-29

325

Passing Analysis

Category:
Athletes Passed
1258*
Passed By
701
Net Change
+557
SegmentAthletes PassedPassed ByNet ChangeStart RankEnd Rank
Start → 2M----#4462
2M → 4M35573+282#4462#4180
4M → 6M68*188-120#4180#4300
6M → 8M67*353-286#4300#4586
8M → 9.6M40310+393#4586#4193
9.6M → 10M1135+108#4193#4085
10M → 10.5M363+33#4085#4052
10.5M → 12M149*54+95#4052#3957
12M → Finish67*15+52#3957#3905
TOTALS1258*701+557

* 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