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SF MARATHON 1ST HALF 2026

Sarah Nguyen

Bib: 15872•F•Age: 43

Los Altos, CA

0:00
0:00
/ mi
Masters
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Overall
#0 / 6575
Top 50%
Gender (Female)
#0 / 2930
Top 37%
Masters (Masters Women)
#0 / 781
Top 29%
Division (F40-44)
#0 / 255
Top 32%
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
10:18/mi
20:37
→ flat
4M
10:24/mi
41:24
↑ 67↓ 69
6M
10:29/mi
1:02:22
↑ 1231.1%
8M
11:37/mi
1:25:36
↑ 166↓ 531.1%
9.6M
8:35/mi
1:39:20
↑ 68↓ 1931.5%
10M
19:41/mi
1:47:12
↓ 241.1%
10.5M
5:08/mi
1:49:46
↓ 732.7%
12M
14:41/mi
2:11:47
↑ 2803.2%
Finish· 13.11 mi
10:26/mi
2:23:21
↑ 14↓ 891.3%

The Course

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Half Splits

1st Half· via 6MFaster
Distance6.00 mi
Time1:02:22
Pace10:24 /mi
2nd Half
Distance7.11 mi
Time1:20:59
Pace11:23 /mi
📊Positive Split: 29.9% slower second half

Checkpoint Splits

CheckpointDistanceTime of DayTimeAvg PaceSegment TimeSegment PaceDiff
2M
2.00 mi07:03:3620:3710:1820:37
10:18
-
4M
4.00 mi07:24:2341:2410:2120:47
10:24
+0:06
6M
6.00 mi07:45:211:02:2210:2420:58
10:29
+0:05
8M
8.00 mi08:08:351:25:3610:4223:14
11:37
+1:08
9.6M
9.60 mi08:22:191:39:2010:2113:44
8:35
-3:02
10M
10.00 mi08:30:111:47:1210:437:52
19:41
+11:06
10.5M
10.50 mi08:32:451:49:4610:272:34
5:08
-14:33
12M
12.00 mi08:54:462:11:4710:5922:01
14:41
+9:33
Finish
13.11 mi09:06:202:23:2110:5611:34
10:26
-4:15

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

5:08 /mi

Average Pace

10:56 /mi

Slowest Pace

19:41 /mi

Loading chart...
Fastest
Middle
Slowest
Average

📊Segments

Segment Time Comparison

Time at Faster Pace

2:34

2% of race

Time at Steady Pace

1:50:54

77% of race

Time at Slower Pace

29:53

21% of race

Average Pace: 10:56 /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 mi07:03:3620:3710:1820:37
10:18
#3566
4M
4.00 mi07:24:2341:2410:2120:47
10:24
#3460
6M
6.00 mi07:45:211:02:2210:2420:58
10:29
#3347
8M
8.00 mi08:08:351:25:3610:4223:14
11:37
#3569
9.6M
9.60 mi08:22:191:39:2010:2113:44
8:35
#3293
10M
10.00 mi08:30:111:47:1210:437:52
19:41
#3283
10.5M
10.50 mi08:32:451:49:4610:272:34
5:08
#3286
12M
12.00 mi08:54:462:11:4710:5922:01
14:41
#3274
Finish
13.11 mi09:06:202:23:2110:5611:34
10:26
#3269
Faster pace
Steady pace
Slower pace
Featured Segment

Garmin Challenge

Top 50%
Garmin Challenge
Course map with the garmin challenge highlighted
Garmin Challenge · 9.6–10.5 mi · © Mapbox © OpenStreetMap

10:26

Segment Time

11:36/mi

Pace

0.90 mi

Distance

Overall

3258

Women

1108

Division

88

See the full Garmin Challenge leaderboard

Checkpoint and Segment Rankings

CheckpointDistanceSeg. DistOverallFemalesF40-44Seg. OverallSeg. FemalesSeg. F40-44
2M2.00 mi2.00 mi356612081033292(Top 50%)1165(Top 40%)88(Top 35%)
4M4.00 mi2.00 mi3460+1061152+5690+133362(Top 51%)1103(Top 38%)80(Top 31%)
6M6.00 mi2.00 mi3347+1131098+5483+73273(Top 50%)1065(Top 36%)80(Top 31%)
8M8.00 mi2.00 mi3569-2221192-9491-84192(Top 64%)1498(Top 51%)121(Top 47%)
9.6M9.60 mi1.60 mi3293+2761066+12681+102215(Top 34%)754(Top 26%)58(Top 23%)
10M10.00 mi0.40 mi3283+101067-180+13312(Top 50%)1139(Top 39%)89(Top 35%)
10.5M10.50 mi0.50 mi3286-31070-381-13508(Top 53%)1212(Top 41%)104(Top 41%)
12M12.00 mi1.50 mi3274+121080-1084-33292(Top 50%)1165(Top 40%)88(Top 35%)
Finish13.11 mi1.11 mi3269+51076+482+23390(Top 52%)1203(Top 41%)93(Top 36%)

Segment Performance Analysis

10.5M→12M

0.0 - 2.0 mi

Top 50%
~flat
+5ft-3ft

Overall

3292

Females

1165

F40-44

89

2M→4M

2.0 - 4.0 mi

Top 51%
×4story building
+67ft-69ft

Overall

3362

Females

1103

F40-44

81

4M→6M

4.0 - 6.0 mi

Top 50%
×9story building
+123ft-9ft

Overall

3273

Females

1065

F40-44

81

6M→8M

6.0 - 8.0 mi

Top 64%
×12story building
+166ft-53ft

Overall

4192

Females

1498

F40-44

122

8M→9.6M

8.0 - 9.6 mi

Top 34%
×13story building
+68ft-193ft

Overall

2215

Females

754

F40-44

59

9.6M→10M

9.6 - 10.0 mi

Top 50%
×2story building
+0ft-24ft

Overall

3312

Females

1139

F40-44

90

10M→10.5M

10.0 - 10.5 mi

Top 53%
×6story building
+1ft-73ft

Overall

3508

Females

1212

F40-44

105

10.5M→12M

10.5 - 12.0 mi

Top 50%
×21story building
+280ft-26ft

Overall

3292

Females

1165

F40-44

89

12M→Finish

12.0 - 13.1 mi

Top 52%
×7story building
+14ft-89ft

Overall

3390

Females

1203

F40-44

93

Passing Analysis

Category:
Athletes Passed
957*
Passed By
660
Net Change
+297
SegmentAthletes PassedPassed ByNet ChangeStart RankEnd Rank
Start → 2M----#3566
2M → 4M229123+106#3566#3460
4M → 6M17158+113#3460#3347
6M → 8M61*283-222#3347#3569
8M → 9.6M31236+276#3569#3293
9.6M → 10M4434+10#3293#3283
10M → 10.5M912-3#3283#3286
10.5M → 12M8573+12#3286#3274
12M → Finish46*41+5#3274#3269
TOTALS957*660+297

* 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