Dongseok Lee

Pleasanton, CA

Bib: 10792 M 48

0:00
0:00
/ mi
Masters
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Overall
#0 / 7100
Gender (Male)
#0 / 3977
Masters (Masters Men)
#0 / 1096
Division (M45-49)
#0 / 282
Race Day Weather
56°/46°F
light rain

Race Timeline

Ribbon color based on
FasterSteadySlower· vs. your average pace
Start
0:00
Race begins
10 ft elev
1.81M
9:44/mi
17:37
→ flat
12 ft elev
5.34M
11:05/mi
56:44
8074
19 ft elev
6.15M
11:39/mi
1:06:10
1262.8%
149 ft elev
10.54M
12:56/mi
2:02:55
2303610.6%
20 ft elev
11.05M
19:18/mi
2:12:46
1726.4%
213 ft elev
Finish· 13.11 mi
12:32/mi
2:38:35
971140.2%
205 ft elev
Course Elevation
10277 ft
×22story building
774 ft climb · 557 ft descent

The Course

Half Splits

1st Half· via 6.15M
1:06:1010:46 /mi⚡ faster
2nd Half
1:32:2513:17 /mi+39.7%
Positive split — 39.7% slower in the second half
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Your race, unpacked

See your splits, ranks & AI insights.

Checkpoint Splits

CheckpointTimeAvg PaceSegment LengthSegment TimeSegment PaceTrendDiff
1.81M
17:379:441.81 mi17:37
9:44
-
5.34M
56:4410:373.53 mi39:07
11:05
+1:21
6.15M
1:06:1010:460.81 mi9:26
11:39
+0:34
10.54M
2:02:5511:404.39 mi56:45
12:56
+1:17
11.05M
2:12:4612:010.51 mi9:51
19:18
+6:22
Finish(13.11 mi)
2:38:3512:062.06 mi25:49
12:32
-6:46
Trend:
Faster pace
Steady pace
Slower pace

Checkpoints & Pacing

Pace Line

Fastest Pace

9:44 /mi

Average Pace

12:06 /mi

Slowest Pace

19:18 /mi

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Fastest
Middle
Slowest
Average

Segments

Time at Faster Pace

17:37

11% of race

Time at Steady Pace

2:11:07

83% of race

Time at Slower Pace

9:51

6% of race

Average Pace: 12:06 /mi

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Faster pace (< avg)
Steady pace (≈ avg)
Slower pace (> avg)

Heatmap

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0mi3.3mi6.6mi9.8mi13.1mi
Pace:
Faster
Steady
Slower

Checkpoint and Segment Rankings

CheckpointDistanceSeg. DistOverallMalesM45-49Seg. OverallSeg. MalesSeg. M45-49
1.81M1.81 mi1.81 mi3385229514433852295144
5.34M5.34 mi3.53 mi4633-12482919-624187-4351323152205
6.15M6.15 mi0.81 mi4686-532947-28182+549183065181
10.54M10.54 mi4.39 mi5478-7923300-353217-3561273562237
11.05M11.05 mi0.51 mi5561-833330-3021764063683251
Finish13.11 mi2.06 mi5527+343302+28215+254003160213

Segment Performance Analysis

Start → 1.81M

0.0 - 1.8 mi

Top 48%
~flat
+4ft-3ft

Overall

3385

Males

2295

M45-49

145

1.81M→5.34M

1.8 - 5.3 mi

Top 72%
×4story building
+80ft-74ft

Overall

5132

Males

3152

M45-49

206

5.34M→6.15M

5.3 - 6.2 mi

Top 69%
×10story building
+126ft-4ft

Overall

4918

Males

3065

M45-49

182

6.15M→10.54M

6.2 - 10.5 mi

Top 86%
×21story building
+230ft-361ft

Overall

6127

Males

3562

M45-49

237

10.54M→11.05M

10.5 - 11.1 mi

Top 90%
×14story building
+172ft-0ft

Overall

6406

Males

3683

M45-49

251

11.05M→Finish

11.1 - 13.1 mi

Top 76%
×7story building
+97ft-114ft

Overall

5400

Males

3160

M45-49

213

Passing Analysis

Category:
Athletes Passed
203*
Passed By
2345
Net Change
-2142
SegmentAthletes PassedPassed ByNet ChangeStart RankEnd Rank
Start → 1.81M----#3385
1.81M5.34M25*1273-1248#3385#4633
5.34M6.15M52105-53#4633#4686
6.15M10.54M30*822-792#4686#5478
10.54M11.05M487-83#5478#5561
11.05MFinish92*58+34#5561#5527
TOTALS203*2345-2142

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

Passing Charts

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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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