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SF MARATHON 1ST HALF 2026

Thomson Nguyen

Bib: 15713•M•Age: 40

SF, CA

0:00
0:00
/ mi
Masters
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Overall
#0 / 6575
Gender (Male)
#0 / 3619
Masters (Masters Men)
#0 / 1030
Division (M40-44)
#0 / 319
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
10:07/mi
20:15
→ flat
4M
11:09/mi
42:33
↑ 67↓ 69
6M
11:03/mi
1:04:39
↑ 1231.1%
8M
10:51/mi
1:26:20
↑ 166↓ 531.1%
9.6M
10:51/mi
1:43:41
↑ 68↓ 1931.5%
10M
19:29/mi
1:51:28
↓ 241.1%
10.5M
5:24/mi
1:54:10
↓ 732.7%
12M
15:14/mi
2:17:01
↑ 2803.2%
Finish· 13.11 mi
10:55/mi
2:29:07
↑ 14↓ 891.3%

The Course

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Half Splits

1st Half· via 6MFaster
Distance6.00 mi
Time1:04:39
Pace10:47 /mi
2nd Half
Distance7.11 mi
Time1:24:28
Pace11:53 /mi
📊Positive Split: 30.7% slower second half

Checkpoint Splits

CheckpointDistanceTime of DayTimeAvg PaceSegment TimeSegment PaceDiff
2M
2.00 mi07:06:0120:1510:0720:15
10:07
-
4M
4.00 mi07:28:1942:3310:3822:18
11:09
+1:02
6M
6.00 mi07:50:251:04:3910:4722:06
11:03
-0:06
8M
8.00 mi08:12:061:26:2010:4821:41
10:51
-0:12
9.6M
9.60 mi08:29:271:43:4110:4817:21
10:51
0:00
10M
10.00 mi08:37:141:51:2811:097:47
19:29
+8:38
10.5M
10.50 mi08:39:561:54:1010:522:42
5:24
-14:05
12M
12.00 mi09:02:472:17:0111:2522:51
15:14
+9:50
Finish
13.11 mi09:14:532:29:0711:2312:06
10:55
-4:19

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

5:24 /mi

Average Pace

11:23 /mi

Slowest Pace

19:29 /mi

Loading chart...
Fastest
Middle
Slowest
Average

📊Segments

Segment Time Comparison

Time at Faster Pace

2:42

2% of race

Time at Steady Pace

1:55:47

78% of race

Time at Slower Pace

30:38

21% of race

Average Pace: 11:22 /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 mi07:06:0120:1510:0720:15
10:07
#3232
4M
4.00 mi07:28:1942:3310:3822:18
11:09
#3897
6M
6.00 mi07:50:251:04:3910:4722:06
11:03
#3883
8M
8.00 mi08:12:061:26:2010:4821:41
10:51
#3681
9.6M
9.60 mi08:29:271:43:4110:4817:21
10:51
#3879
10M
10.00 mi08:37:141:51:2811:097:47
19:29
#3791
10.5M
10.50 mi08:39:561:54:1010:522:42
5:24
#3800
12M
12.00 mi09:02:472:17:0111:2522:51
15:14
#3787
Finish
13.11 mi09:14:532:29:0711:2312:06
10:55
#3764
Faster pace
Steady pace
Slower pace
Est.Checkpoint not recorded (estimated)
~Segment time uses estimated prior
Featured Segment

Garmin Challenge

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

10:29

Segment Time

11:39/mi

Pace

0.90 mi

Distance

Overall

3299

Men

2164

Division

189

See the full Garmin Challenge leaderboard

Checkpoint and Segment Rankings

CheckpointDistanceSeg. DistOverallMalesM40-44Seg. OverallSeg. MalesSeg. M40-44
2M2.00 mi2.00 mi323221631853706(Top 56%)2329(Top 64%)197(Top 62%)
4M4.00 mi2.00 mi3897-6652536-373214-294432(Top 67%)2778(Top 77%)235(Top 74%)
6M6.00 mi2.00 mi3883+142525+11207+73955(Top 60%)2550(Top 70%)211(Top 66%)
8M8.00 mi2.00 mi3681+2022422+103199+83372(Top 51%)2270(Top 63%)188(Top 59%)
9.6M9.60 mi1.60 mi3879-1982511-89211-124888(Top 74%)2862(Top 79%)243(Top 76%)
10M10.00 mi0.40 mi3791+882458+53204+73209(Top 49%)2103(Top 58%)179(Top 56%)
10.5M10.50 mi0.50 mi3800-92463-5207-34128(Top 63%)2589(Top 72%)216(Top 68%)
12M12.00 mi1.50 mi3787+132456+72073706(Top 56%)2329(Top 64%)197(Top 62%)
Finish13.11 mi1.11 mi3764+232443+13203+43923(Top 60%)2443(Top 68%)200(Top 63%)

Segment Performance Analysis

10.5M→12M

0.0 - 2.0 mi

Top 56%
~flat
+5ft-3ft

Overall

3706

Males

2329

M40-44

197

2M→4M

2.0 - 4.0 mi

Top 67%
×4story building
+67ft-69ft

Overall

4432

Males

2778

M40-44

235

4M→6M

4.0 - 6.0 mi

Top 60%
×9story building
+123ft-9ft

Overall

3955

Males

2550

M40-44

211

6M→8M

6.0 - 8.0 mi

Top 51%
×12story building
+166ft-53ft

Overall

3372

Males

2270

M40-44

188

8M→9.6M

8.0 - 9.6 mi

Top 74%
×13story building
+68ft-193ft

Overall

4888

Males

2862

M40-44

243

9.6M→10M

9.6 - 10.0 mi

Top 49%
×2story building
+0ft-24ft

Overall

3209

Males

2103

M40-44

179

10M→10.5M

10.0 - 10.5 mi

Top 63%
×6story building
+1ft-73ft

Overall

4128

Males

2589

M40-44

216

10.5M→12M

10.5 - 12.0 mi

Top 56%
×21story building
+280ft-26ft

Overall

3706

Males

2329

M40-44

197

12M→Finish

12.0 - 13.1 mi

Top 60%
×7story building
+14ft-89ft

Overall

3923

Males

2443

M40-44

200

Passing Analysis

Category:
Athletes Passed
708*
Passed By
1240
Net Change
-532
SegmentAthletes PassedPassed ByNet ChangeStart RankEnd Rank
Start → 2M----#3232
2M → 4M31696-665#3232#3897
4M → 6M127*113+14#3897#3883
6M → 8M259*57+202#3883#3681
8M → 9.6M24222-198#3681#3879
9.6M → 10M979+88#3879#3791
10M → 10.5M817-9#3791#3800
10.5M → 12M98*85+13#3800#3787
12M → Finish64*41+23#3787#3764
TOTALS708*1240-532

* 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