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BOSTON MARATHON 2025

Wenxu Zhang

Bib: 6311•M

MA

0:00
0:00
/ mi
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Overall
#0 / 28404
Top 16%
Gender (Male)
#0 / 16105
Top 26%
Division (M18-39)
#0 / 5642
Race Day Weather
50°/40°F
broken clouds

⏱️ Race Timeline

Start
0:00:00
Race begins
5K· 3.11 mi
20:43
Rank: #5174
Start → 5K
20:43 | 6:40/mi
10K· 6.21 mi
41:59
Rank: #5895 (-721)
5K → 10K
21:16 | 6:51/mi
15K· 9.32 mi
1:03:03
Rank: #5865 (+30)
10K → 15K
21:04 | 6:47/mi
20K· 12.43 mi
1:24:17
Rank: #5789 (+76)
15K → 20K
21:14 | 6:50/mi
Half· 13.11 mi
1:28:51
Rank: #5753 (+36)
20K → Half
4:34 | 6:42/mi
25K· 15.53 mi
1:45:18
Rank: #5523 (+230)
Half → 25K
16:27 | 6:47/mi
30K· 18.64 mi
2:07:10
Rank: #5346 (+177)
25K → 30K
21:52 | 7:02/mi
20M
2:16:50
Rank: #5283 (+63)
30K → 20M
9:40 | 7:07/mi
21M
2:24:23
Rank: #5236 (+47)
20M → 21M
7:33 | 7:33/mi
35K· 21.75 mi
2:29:10
Rank: #5056 (+180)
21M → 35K
4:47 | 6:24/mi
23M
2:37:42
Rank: #4846 (+210)
35K → 23M
8:32 | 6:49/mi
24M
2:44:20
Rank: #4701 (+145)
23M → 24M
6:38 | 6:38/mi
40K· 24.85 mi
2:50:09
Rank: #4587 (+114)
24M → 40K
5:49 | 6:48/mi
25.2M
2:52:46
Rank: #4574 (+13)
40K → 25.2M
2:37 | 7:35/mi
Finish· 26.22 mi
2:59:27
Rank: #4515 (+59)
25.2M → Finish
6:41 | 6:34/mi

The Course

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Half Splits

1st Half· via HalfFaster
Distance13.11 mi
Time1:28:51
Pace6:47 /mi
2nd Half
Distance13.11 mi
Time1:30:36
Pace6:55 /mi
📊Positive Split: 2.0% slower second half

Checkpoint Splits

CheckpointDistanceTime of DayTimeAvg PaceSegment TimeSegment PaceDiff
5K
3.11 mi10:27:3820:436:4020:43
6:40
-
10K
6.21 mi10:48:5441:596:4521:16
6:51
+0:11
15K
9.32 mi11:09:581:03:036:4621:04
6:47
-0:04
20K
12.43 mi11:31:121:24:176:4721:14
6:50
+0:03
Half
13.11 mi11:35:461:28:516:474:34
6:42
-0:08
25K
15.53 mi11:52:131:45:186:4716:27
6:47
+0:05
30K
18.64 mi12:14:052:07:106:4921:52
7:02
+0:15
20M
20.00 mi12:23:452:16:506:509:40
7:07
+0:05
21M
21.00 mi12:31:182:24:236:537:33
7:33
+0:26
35K
21.75 mi12:36:052:29:106:524:47
6:24
-1:09
23M
23.00 mi12:44:372:37:426:518:32
6:49
+0:25
24M
24.00 mi12:51:152:44:206:516:38
6:38
-0:11
40K
24.85 mi12:57:042:50:096:515:49
6:48
+0:10
25.2M
25.20 mi12:59:412:52:466:512:37
7:35
+0:47
Finish
26.22 mi13:06:222:59:276:516:41
6:34
-1:01

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

6:24 /mi

Average Pace

6:51 /mi

Slowest Pace

7:35 /mi

Loading chart...
Fastest
Middle
Slowest
Average

📊Segments

Segment Time Comparison

Time at Faster Pace

2:39:37

89% of race

Time at Steady Pace

17:13

10% of race

Time at Slower Pace

2:37

1% of race

Average Pace: 6:51 /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 mi10:27:3820:436:4020:43
6:40
#5174
10K
6.21 mi10:48:5441:596:4521:16
6:51
#5895
15K
9.32 mi11:09:581:03:036:4621:04
6:47
#5865
20K
12.43 mi11:31:121:24:176:4721:14
6:50
#5789
Half
13.11 mi11:35:461:28:516:474:34
6:42
#5753
25K
15.53 mi11:52:131:45:186:4716:27
6:47
#5523
30K
18.64 mi12:14:052:07:106:4921:52
7:02
#5346
20M
20.00 mi12:23:452:16:506:509:40
7:07
#5283
21M
21.00 mi12:31:182:24:236:537:33
7:33
#5236
35K
21.75 mi12:36:052:29:106:524:47
6:24
#5056
23M
23.00 mi12:44:372:37:426:518:32
6:49
#4846
24M
24.00 mi12:51:152:44:206:516:38
6:38
#4701
40K
24.85 mi12:57:042:50:096:515:49
6:48
#4587
25.2M
25.20 mi12:59:412:52:466:512:37
7:35
#4574
Finish
26.22 mi13:06:222:59:276:516:41
6:34
#4515
Faster pace
Steady pace
Slower pace

Checkpoint and Segment Rankings

CheckpointDistanceSeg. DistOverallMalesM18-39Seg. OverallSeg. MalesSeg. M18-39
5K3.11 mi3.11 mi5174482248225895(Top 21%)5369(Top 33%)5369(Top 95%)
10K6.21 mi3.10 mi5895-7215420-5985420-5986825(Top 24%)6141(Top 38%)6141(Top 109%)
15K9.32 mi3.11 mi5865+305383+375383+375895(Top 21%)5369(Top 33%)5369(Top 95%)
20K12.43 mi3.11 mi5789+765313+705313+705645(Top 20%)5148(Top 32%)5148(Top 91%)
Half13.11 mi0.68 mi5753+365280+335280+335238(Top 18%)4833(Top 30%)4833(Top 86%)
25K15.53 mi2.42 mi5523+2305076+2045076+2044765(Top 17%)4388(Top 27%)4388(Top 78%)
30K18.64 mi3.11 mi5346+1774908+1684908+1684934(Top 17%)4482(Top 28%)4482(Top 79%)
20M20.00 mi1.36 mi5283+634842+664842+664754(Top 17%)4295(Top 27%)4295(Top 76%)
21M21.00 mi1.00 mi5236+474796+464796+464873(Top 17%)4283(Top 27%)4283(Top 76%)
35K21.75 mi0.75 mi5056+1804642+1544642+1542038(Top 7%)1912(Top 12%)1912(Top 34%)
23M23.00 mi1.25 mi4846+2104455+1874455+1872805(Top 10%)2579(Top 16%)2579(Top 46%)
24M24.00 mi1.00 mi4701+1454319+1364319+1362669(Top 9%)2452(Top 15%)2452(Top 43%)
40K24.85 mi0.85 mi4587+1144216+1034216+1032889(Top 10%)2615(Top 16%)2615(Top 46%)
25.2M25.20 mi0.35 mi4574+134199+174199+173850(Top 14%)3332(Top 21%)3332(Top 59%)
Finish26.22 mi1.02 mi4515+594142+574142+573118(Top 11%)2773(Top 17%)2773(Top 49%)

Segment Performance Analysis

10K→15K

0.0 - 3.1 mi

Top 21%
×21stories
+97ft-345ft

Overall

5895

Males

5369

M18-39

5369

5K→10K

3.1 - 6.2 mi

Top 24%
×5stories
+79ft-138ft

Overall

6825

Males

6141

M18-39

6141

10K→15K

6.2 - 9.3 mi

Top 21%
×3stories
+67ft-78ft

Overall

5895

Males

5369

M18-39

5369

15K→20K

9.3 - 12.4 mi

Top 20%
×5stories
+106ft-86ft

Overall

5645

Males

5148

M18-39

5148

20K→Half

12.4 - 13.1 mi

Top 18%
×2stories
+19ft-37ft

Overall

5238

Males

4833

M18-39

4833

Half→25K

13.1 - 15.5 mi

Top 17%
×4stories
+66ft-88ft

Overall

4765

Males

4388

M18-39

4388

25K→30K

15.5 - 18.6 mi

Top 17%
×9stories
+181ft-148ft

Overall

4934

Males

4482

M18-39

4482

30K→20M

18.6 - 20.0 mi

Top 17%
×5stories
+64ft-50ft

Overall

4754

Males

4295

M18-39

4295

20M→21M

20.0 - 21.0 mi

Top 17%
×8stories
+106ft-24ft

Overall

4873

Males

4283

M18-39

4283

21M→35K

21.0 - 21.8 mi

Top 7%
×7stories
+17ft-86ft

Overall

2038

Males

1912

M18-39

1912

35K→23M

21.8 - 23.0 mi

Top 10%
×5stories
+23ft-63ft

Overall

2805

Males

2579

M18-39

2579

23M→24M

23.0 - 24.0 mi

Top 9%
×6stories
+12ft-82ft

Overall

2669

Males

2452

M18-39

2452

24M→40K

24.0 - 24.9 mi

Top 10%
×1story
+6ft-20ft

Overall

2889

Males

2615

M18-39

2615

40K→25.2M

24.9 - 25.2 mi

Top 14%
×1story
+13ft-16ft

Overall

3850

Males

3332

M18-39

3332

25.2M→Finish

25.2 - 26.2 mi

Top 11%
×2stories
+22ft-21ft

Overall

3118

Males

2773

M18-39

2773

Passing Analysis

Category:
Athletes Passed
1865
Passed By
1206
Net Change
+659
SegmentAthletes PassedPassed ByNet ChangeStart RankEnd Rank
Start → 5K----#5174
5K → 10K29750-721#5174#5895
10K → 15K148118+30#5895#5865
15K → 20K16488+76#5865#5789
20K → Half459+36#5789#5753
Half → 25K24515+230#5753#5523
25K → 30K25174+177#5523#5346
30K → 20M10643+63#5346#5283
20M → 21M10457+47#5283#5236
21M → 35K1800+180#5236#5056
35K → 23M2133+210#5056#4846
23M → 24M1472+145#4846#4701
24M → 40K1184+114#4701#4587
40K → 25.2M3118+13#4587#4574
25.2M → Finish8425+59#4574#4515
TOTALS18651206+659
📊

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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Public Race Data

Boston Athletic Association

Boston Athletic Association

Mika Timing

Mika Timing