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BOSTON MARATHON 2025

Yuhui Zheng

Bib: 5051•M

CT

0:00
0:00
/ mi
Masters
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Overall
#0 / 28404
Top 18%
Gender (Male)
#0 / 16105
Top 29%
Masters (Masters Men)
#0 / 10463
Top 15%
Division (M50-54)
#0 / 1996
Top 9%
Race Day Weather
50°/40°F
broken clouds

⏱️ Race Timeline

Course Elevation
7–469 ft
≈
×2stacked redwood trees
•▲ 890 ft climb · ▼ 1342 ft descent
Ribbon color based on
FasterSteadySlower· vs. your average pace
Start
0:00
Race begins
5K· 3.11 mi
6:39/mi
20:39
↑ 97↓ 3451.5%
10K· 6.21 mi
6:44/mi
41:33
↑ 79↓ 1380.4%
15K· 9.32 mi
6:49/mi
1:02:43
↑ 67↓ 78
20K· 12.43 mi
6:51/mi
1:24:01
↑ 106↓ 860.1%
Half· 13.11 mi
6:47/mi
1:28:39
↑ 19↓ 370.5%
25K· 15.53 mi
6:57/mi
1:45:29
↑ 66↓ 880.2%
30K· 18.64 mi
7:02/mi
2:07:19
↑ 181↓ 1480.2%
20M
7:10/mi
2:17:03
↑ 64↓ 500.2%
21M
7:31/mi
2:24:34
↑ 106↓ 241.6%
35K· 21.75 mi
7:17/mi
2:30:01
↑ 17↓ 861.7%
23M
7:22/mi
2:39:14
↑ 23↓ 630.6%
24M
7:17/mi
2:46:31
↓ 821.3%
40K· 24.85 mi
7:14/mi
2:52:42
↓ 200.3%
25.2M
8:04/mi
2:55:29
↑ 13↓ 160.2%
Finish· 26.22 mi
6:40/mi
3:02:17
↑ 22↓ 21

The Course

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Half Splits

1st Half· via HalfFaster
Distance13.11 mi
Time1:28:39
Pace6:46 /mi
2nd Half
Distance13.11 mi
Time1:33:38
Pace7:09 /mi
📊Positive Split: 5.6% slower second half

Checkpoint Splits

CheckpointDistanceTime of DayTimeAvg PaceSegment TimeSegment PaceDiff
5K
3.11 mi10:24:4920:396:3920:39
6:39
-
10K
6.21 mi10:45:4341:336:4120:54
6:44
+0:05
15K
9.32 mi11:06:531:02:436:4421:10
6:49
+0:05
20K
12.43 mi11:28:111:24:016:4621:18
6:51
+0:02
Half
13.11 mi11:32:491:28:396:464:38
6:47
-0:04
25K
15.53 mi11:49:391:45:296:4716:50
6:57
+0:10
30K
18.64 mi12:11:292:07:196:5021:50
7:02
+0:05
20M
20.00 mi12:21:132:17:036:519:44
7:10
+0:08
21M
21.00 mi12:28:442:24:346:537:31
7:31
+0:21
35K
21.75 mi12:34:112:30:016:545:27
7:17
-0:14
23M
23.00 mi12:43:242:39:146:559:13
7:22
+0:05
24M
24.00 mi12:50:412:46:316:567:17
7:17
-0:05
40K
24.85 mi12:56:522:52:426:576:11
7:14
-0:03
25.2M
25.20 mi12:59:392:55:296:582:47
8:04
+0:50
Finish
26.22 mi13:06:273:02:176:576:48
6:40
-1:24

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

6:39 /mi

Average Pace

6:57 /mi

Slowest Pace

8:04 /mi

Loading chart...
Fastest
Middle
Slowest
Average

📊Segments

Segment Time Comparison

Time at Faster Pace

1:14:09

41% of race

Time at Steady Pace

1:09:42

38% of race

Time at Slower Pace

38:26

21% of race

Average Pace: 6:57 /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...
0mi6.6mi13.1mi19.7mi26.2mi
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
5K
3.11 mi10:24:4920:396:3920:39
6:39
#4987
10K
6.21 mi10:45:4341:336:4120:54
6:44
#5241
15K
9.32 mi11:06:531:02:436:4421:10
6:49
#5522
20K
12.43 mi11:28:111:24:016:4621:18
6:51
#5577
Half
13.11 mi11:32:491:28:396:464:38
6:47
#5598
25K
15.53 mi11:49:391:45:296:4716:50
6:57
#5628
30K
18.64 mi12:11:292:07:196:5021:50
7:02
#5410
20M
20.00 mi12:21:132:17:036:519:44
7:10
#5382
21M
21.00 mi12:28:442:24:346:537:31
7:31
#5305
35K
21.75 mi12:34:112:30:016:545:27
7:17
#5359
23M
23.00 mi12:43:242:39:146:559:13
7:22
#5341
24M
24.00 mi12:50:412:46:316:567:17
7:17
#5346
40K
24.85 mi12:56:522:52:426:576:11
7:14
#5280
25.2M
25.20 mi12:59:392:55:296:582:47
8:04
#5273
Finish
26.22 mi13:06:273:02:176:576:48
6:40
#5177
Faster pace
Steady pace
Slower pace

Checkpoint and Segment Rankings

CheckpointDistanceSeg. DistOverallMalesM50-54Seg. OverallSeg. MalesSeg. M50-54
5K3.11 mi3.11 mi4987466146616188(Top 22%)5609(Top 35%)5609(Top 281%)
10K6.21 mi3.10 mi5241-2544872-2114872-2115586(Top 20%)5135(Top 32%)5135(Top 257%)
15K9.32 mi3.11 mi5522-2815103-2315103-2316188(Top 22%)5609(Top 35%)5609(Top 281%)
20K12.43 mi3.11 mi5577-555133-305133-305814(Top 20%)5284(Top 33%)5284(Top 265%)
Half13.11 mi0.68 mi5598-215145-125145-126003(Top 21%)5424(Top 34%)5424(Top 272%)
25K15.53 mi2.42 mi5628-305166-215166-215914(Top 21%)5327(Top 33%)5327(Top 267%)
30K18.64 mi3.11 mi5410+2184963+2034963+2034864(Top 17%)4427(Top 27%)4427(Top 222%)
20M20.00 mi1.36 mi5382+284928+354928+354982(Top 18%)4467(Top 28%)4467(Top 224%)
21M21.00 mi1.00 mi5305+774852+764852+764678(Top 16%)4135(Top 26%)4135(Top 207%)
35K21.75 mi0.75 mi5359-544894-424894-427071(Top 25%)5723(Top 36%)5723(Top 287%)
23M23.00 mi1.25 mi5341+184870+244870+245792(Top 20%)4840(Top 30%)4840(Top 242%)
24M24.00 mi1.00 mi5346-54864+64864+66281(Top 22%)5081(Top 32%)5081(Top 255%)
40K24.85 mi0.85 mi5280+664797+674797+675192(Top 18%)4333(Top 27%)4333(Top 217%)
25.2M25.20 mi0.35 mi5273+74784+134784+136225(Top 22%)4858(Top 30%)4858(Top 243%)
Finish26.22 mi1.02 mi5177+964695+894695+893722(Top 13%)3227(Top 20%)3227(Top 162%)

Segment Performance Analysis

10K→15K

0.0 - 3.1 mi

Top 22%
×21story building
+97ft-345ft

Overall

6188

Males

5609

M50-54

5609

5K→10K

3.1 - 6.2 mi

Top 20%
×5story building
+79ft-138ft

Overall

5586

Males

5135

M50-54

5135

10K→15K

6.2 - 9.3 mi

Top 22%
×3story building
+67ft-78ft

Overall

6188

Males

5609

M50-54

5609

15K→20K

9.3 - 12.4 mi

Top 20%
×5story building
+106ft-86ft

Overall

5814

Males

5284

M50-54

5284

20K→Half

12.4 - 13.1 mi

Top 21%
×2story building
+19ft-37ft

Overall

6003

Males

5424

M50-54

5424

Half→25K

13.1 - 15.5 mi

Top 21%
×4story building
+66ft-88ft

Overall

5914

Males

5327

M50-54

5327

25K→30K

15.5 - 18.6 mi

Top 17%
×9story building
+181ft-148ft

Overall

4864

Males

4427

M50-54

4427

30K→20M

18.6 - 20.0 mi

Top 18%
×5story building
+64ft-50ft

Overall

4982

Males

4467

M50-54

4467

20M→21M

20.0 - 21.0 mi

Top 16%
×8story building
+106ft-24ft

Overall

4678

Males

4135

M50-54

4135

21M→35K

21.0 - 21.8 mi

Top 25%
×7story building
+17ft-86ft

Overall

7071

Males

5723

M50-54

5723

35K→23M

21.8 - 23.0 mi

Top 20%
×5story building
+23ft-63ft

Overall

5792

Males

4840

M50-54

4840

23M→24M

23.0 - 24.0 mi

Top 22%
×6story building
+12ft-82ft

Overall

6281

Males

5081

M50-54

5081

24M→40K

24.0 - 24.9 mi

Top 18%
×1story
+6ft-20ft

Overall

5192

Males

4333

M50-54

4333

40K→25.2M

24.9 - 25.2 mi

Top 22%
×1story
+13ft-16ft

Overall

6225

Males

4858

M50-54

4858

25.2M→Finish

25.2 - 26.2 mi

Top 13%
×2story building
+22ft-21ft

Overall

3722

Males

3227

M50-54

3227

Passing Analysis

Category:
Athletes Passed
1243
Passed By
1433
Net Change
-190
SegmentAthletes PassedPassed ByNet ChangeStart RankEnd Rank
Start → 5K----#4987
5K → 10K86340-254#4987#5241
10K → 15K46327-281#5241#5522
15K → 20K109164-55#5522#5577
20K → Half1940-21#5577#5598
Half → 25K107137-30#5598#5628
25K → 30K28466+218#5628#5410
30K → 20M9466+28#5410#5382
20M → 21M11740+77#5382#5305
21M → 35K3286-54#5305#5359
35K → 23M9173+18#5359#5341
23M → 24M4853-5#5341#5346
24M → 40K7913+66#5346#5280
40K → 25.2M2518+7#5280#5273
25.2M → Finish10610+96#5273#5177
TOTALS12431433-190
📊

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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Public Race Data

Boston Athletic Association

Boston Athletic Association

Mika Timing

Mika Timing