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SF MARATHON 1ST HALF 2026

Dong Heun Lee

Bib: 15664•M•Age: 50

Palo Alto, CA

0:00
0:00
/ mi
Masters
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Overall
#0 / 6575
Gender (Male)
#0 / 3619
Masters (Masters Men)
#0 / 1030
Division (M50-54)
#0 / 196
Race Day Weather
59°/49°F
scattered clouds

⏱️ Race Timeline

Start
0:00:00
Race begins
2M
19:39
Rank: #2763
Start → 2M
9:49/mi
19:39 split
4M
41:01
Rank: #3306 (-543)
2M → 4M
10:41/mi
21:22 split
6M
1:04:19
Rank: #3817 (-511)
4M → 6M
11:39/mi
23:18 split
8M
1:31:10
Rank: #4477 (-660)
6M → 8M
13:25/mi
26:51 split
9.6M
1:47:22
Rank: #4421 (+56)
8M → 9.6M
10:07/mi
16:12 split
10M
1:57:07
Rank: #4544 (-123)
9.6M → 10M
24:24/mi
9:45 split
10.5M
2:00:17
Rank: #4590 (-46)
10M → 10.5M
6:20/mi
3:10 split
12M
2:27:56
Rank: #4872 (-282)
10.5M → 12M
18:26/mi
27:39 split
Finish· 13.11 mi
2:43:02
Rank: #4985 (-113)
12M → Finish
13:37/mi
15:06 split

The Course

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Half Splits

1st Half· via 6MFaster
Distance6.00 mi
Time1:04:19
Pace10:43 /mi
2nd Half
Distance7.11 mi
Time1:38:43
Pace13:53 /mi
📊Positive Split: 53.5% slower second half

Checkpoint Splits

CheckpointDistanceTime of DayTimeAvg PaceSegment TimeSegment PaceDiff
2M
2.00 mi06:56:5519:399:4919:39
9:49
-
4M
4.00 mi07:18:1741:0110:1521:22
10:41
+0:52
6M
6.00 mi07:41:351:04:1910:4323:18
11:39
+0:58
8M
8.00 mi08:08:261:31:1011:2426:51
13:25
+1:46
9.6M
9.60 mi08:24:381:47:2211:1116:12
10:07
-3:18
10M
10.00 mi08:34:231:57:0711:439:45
24:24
+14:17
10.5M
10.50 mi08:37:332:00:1711:273:10
6:20
-18:04
12M
12.00 mi09:05:122:27:5612:2027:39
18:26
+12:06
Finish
13.11 mi09:20:182:43:0212:2615:06
13:37
-4:49

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

6:20 /mi

Average Pace

12:26 /mi

Slowest Pace

24:24 /mi

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Fastest
Middle
Slowest
Average

📊Segments

Segment Time Comparison

Time at Faster Pace

3:10

2% of race

Time at Steady Pace

2:02:28

75% of race

Time at Slower Pace

37:24

23% of race

Average Pace: 12:26 /mi

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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 mi06:56:5519:399:4919:39
9:49
#2763
4M
4.00 mi07:18:1741:0110:1521:22
10:41
#3306
6M
6.00 mi07:41:351:04:1910:4323:18
11:39
#3817
8M
8.00 mi08:08:261:31:1011:2426:51
13:25
#4477
9.6M
9.60 mi08:24:381:47:2211:1116:12
10:07
#4421
10M
10.00 mi08:34:231:57:0711:439:45
24:24
#4544
10.5M
10.50 mi08:37:332:00:1711:273:10
6:20
#4590
12M
12.00 mi09:05:122:27:5612:2027:39
18:26
#4872
Finish
13.11 mi09:20:182:43:0212:2615:06
13:37
#4985
Faster pace
Steady pace
Slower pace
Featured Segment

Garmin Challenge

Top 84%
Garmin Challenge
Course map with the garmin challenge highlighted
Garmin Challenge · 9.6–10.5 mi · © Mapbox © OpenStreetMap

12:55

Segment Time

14:21/mi

Pace

0.90 mi

Distance

Overall

5491

Men

3158

Division

160

See the full Garmin Challenge leaderboard

Checkpoint and Segment Rankings

CheckpointDistanceSeg. DistOverallMalesM50-54Seg. OverallSeg. MalesSeg. M50-54
2M2.00 mi2.00 mi27631912875660(Top 86%)3214(Top 89%)162(Top 83%)
4M4.00 mi2.00 mi3306-5432207-295108-213824(Top 58%)2488(Top 69%)119(Top 61%)
6M6.00 mi2.00 mi3817-5112490-283118-104698(Top 71%)2914(Top 81%)136(Top 69%)
8M8.00 mi2.00 mi4477-6602831-341137-195688(Top 87%)3322(Top 92%)173(Top 88%)
9.6M9.60 mi1.60 mi4421+562774+57126+114157(Top 63%)2503(Top 69%)122(Top 62%)
10M10.00 mi0.40 mi4544-1232826-52131-55458(Top 83%)3139(Top 87%)163(Top 83%)
10.5M10.50 mi0.50 mi4590-462847-21136-55723(Top 87%)3273(Top 90%)169(Top 86%)
12M12.00 mi1.50 mi4872-2822961-114144-85660(Top 86%)3214(Top 89%)162(Top 83%)
Finish13.11 mi1.11 mi4985-1133002-41145-15837(Top 89%)3282(Top 91%)170(Top 87%)

Segment Performance Analysis

10.5M→12M

0.0 - 2.0 mi

Top 86%
~flat
+5ft-3ft

Overall

5660

Males

3214

M50-54

162

2M→4M

2.0 - 4.0 mi

Top 58%
×4stories
+67ft-69ft

Overall

3824

Males

2488

M50-54

119

4M→6M

4.0 - 6.0 mi

Top 71%
×9stories
+123ft-9ft

Overall

4698

Males

2914

M50-54

136

6M→8M

6.0 - 8.0 mi

Top 87%
×12stories
+166ft-53ft

Overall

5688

Males

3322

M50-54

173

8M→9.6M

8.0 - 9.6 mi

Top 63%
×13stories
+68ft-193ft

Overall

4157

Males

2503

M50-54

122

9.6M→10M

9.6 - 10.0 mi

Top 83%
×2stories
+0ft-24ft

Overall

5458

Males

3139

M50-54

163

10M→10.5M

10.0 - 10.5 mi

Top 87%
×6stories
+1ft-73ft

Overall

5723

Males

3273

M50-54

169

10.5M→12M

10.5 - 12.0 mi

Top 86%
×21stories
+280ft-26ft

Overall

5660

Males

3214

M50-54

162

12M→Finish

12.0 - 13.1 mi

Top 89%
×7stories
+14ft-89ft

Overall

5837

Males

3282

M50-54

170

Passing Analysis

Category:
Athletes Passed
329*
Passed By
2551
Net Change
-2222
SegmentAthletes PassedPassed ByNet ChangeStart RankEnd Rank
Start → 2M----#2763
2M → 4M41584-543#2763#3306
4M → 6M22533-511#3306#3817
6M → 8M11*671-660#3817#4477
8M → 9.6M177121+56#4477#4421
9.6M → 10M22145-123#4421#4544
10M → 10.5M349-46#4544#4590
10.5M → 12M21*303-282#4590#4872
12M → Finish32*145-113#4872#4985
TOTALS329*2551-2222

* Includes athletes who did not complete a segment (DNF/DNQ).

📊

Passing Visuals

Category:
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🔥Passing Intensity

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🔄Passing Circle

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🌊Position Flow

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🏃Race Lanes

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The San Francisco Marathon

The San Francisco Marathon

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