Yicong Deng

Bib: 14098MAge: 26

Boston, MA

0:00
0:00
/ mi
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Overall
#0 / 4103
Top 35%
Gender (Male)
#0 / 2158
Top 45%
Division (M25-29)
#0 / 475
Race Day Weather
54°/44°F
overcast clouds

⏱️ Race Timeline

Course Elevation
10277 ft
×22story building
774 ft climb · 557 ft descent
Ribbon color based on
FasterSteadySlower· vs. your average pace
Start
0:00
Race begins
2.2M
8:08/mi
17:54
→ flat
5.7M
9:57/mi
52:45
100780.1%
6.43M
13:51/mi
1:02:52
1473.8%
8.3M
7:37/mi
1:17:07
88530.3%
11.45M
10:04/mi
1:48:48
2933310.2%
FINISH· 13.11 mi
10:45/mi
2:06:38
61910.3%

The Course

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Checkpoint Splits

CheckpointDistanceTime of DayTimeAvg PaceSegment TimeSegment PaceDiff
2.2M
2.20 mi06:55:2117:548:0817:54
8:08
-
5.7M
5.70 mi07:30:1252:459:1534:51
9:57
+1:49
6.43M
6.43 mi07:40:191:02:529:4710:07
13:51
+3:54
8.3M
8.30 mi07:54:341:17:079:1714:15
7:37
-6:14
11.45M
11.45 mi08:26:151:48:489:3031:41
10:04
+2:27
FINISH
13.11 mi08:44:052:06:389:4017:50
10:45
+0:41

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

7:37 /mi

Average Pace

9:40 /mi

Slowest Pace

13:51 /mi

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Fastest
Middle
Slowest
Average

📊Segments

Segment Time Comparison

Time at Faster Pace

32:09

25% of race

Time at Steady Pace

1:24:22

67% of race

Time at Slower Pace

10:07

8% of race

Average Pace: 9:40 /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
2.2M
2.20 mi06:55:2117:548:0817:54
8:08
#1584
5.7M
5.70 mi07:30:1252:459:1534:51
9:57
#1472
6.43M
6.43 mi07:40:191:02:529:4710:07
13:51
#1505
8.3M
8.30 mi07:54:341:17:079:1714:15
7:37
#1444
11.45M
11.45 mi08:26:151:48:489:3031:41
10:04
#1437
FINISH
13.11 mi08:44:052:06:389:4017:50
10:45
#1446
Faster pace
Steady pace
Slower pace

Checkpoint and Segment Rankings

CheckpointDistanceSeg. DistOverallMalesM25-29Seg. OverallSeg. MalesSeg. M25-29
2.2M2.20 mi2.20 mi158410462621584(Top 39%)1046(Top 48%)262(Top 55%)
5.7M5.70 mi3.50 mi1472+1121005+41250+121442(Top 35%)988(Top 46%)241(Top 51%)
6.43M6.43 mi0.73 mi1505-331026-21259-91731(Top 42%)1146(Top 53%)286(Top 60%)
8.3M8.30 mi1.87 mi1444+61986+40250+91303(Top 32%)914(Top 42%)228(Top 48%)
11.45M11.45 mi3.15 mi1437+7985+1252-21465(Top 36%)984(Top 46%)243(Top 51%)
FINISH13.11 mi1.66 mi1446-9976+9245+71630(Top 40%)1043(Top 48%)248(Top 52%)

Segment Performance Analysis

Start → 2.2M

0.0 - 2.2 mi

Top 39%
~flat
+6ft-3ft

Overall

1584

Males

1046

M25-29

263

2.2M→5.7M

2.2 - 5.7 mi

Top 35%
×5story building
+100ft-78ft

Overall

1442

Males

988

M25-29

242

5.7M→6.43M

5.7 - 6.4 mi

Top 42%
×12story building
+147ft-0ft

Overall

1731

Males

1146

M25-29

287

6.43M→8.3M

6.4 - 8.3 mi

Top 32%
×4story building
+88ft-53ft

Overall

1303

Males

914

M25-29

229

8.3M→11.45M

8.3 - 11.4 mi

Top 36%
×20story building
+293ft-331ft

Overall

1465

Males

984

M25-29

243

11.45M→FINISH

11.4 - 13.1 mi

Top 40%
×7story building
+61ft-91ft

Overall

1630

Males

1043

M25-29

248

Passing Analysis

Category:
Athletes Passed
388*
Passed By
250
Net Change
+138
SegmentAthletes PassedPassed ByNet ChangeStart RankEnd Rank
Start → 2.2M----#1584
2.2M5.7M19179+112#1584#1472
5.7M6.43M1851-33#1472#1505
6.43M8.3M7615+61#1505#1444
8.3M11.45M62*55+7#1444#1437
11.45MFINISH41*50-9#1437#1446
TOTALS388*250+138

* 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