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BOSTON MARATHON 2025

Sheng Huang

Bib: 14946•M

CA

0:00
0:00
/ mi
Masters
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Overall
#0 / 28404
Gender (Male)
#0 / 16105
Masters (Masters Men)
#0 / 10463
Division (M55-59)
#0 / 1648
Race Day Weather
50°/40°F
broken clouds

⏱️ Race Timeline

Start
0:00:00
Race begins
5K· 3.11 mi
25:00
Rank: #16951
Start → 5K
25:00 | 8:03/mi
10K· 6.21 mi
50:25
Rank: #17350 (-399)
5K → 10K
25:25 | 8:11/mi
15K· 9.32 mi
1:15:57
Rank: #17420 (-70)
10K → 15K
25:32 | 8:13/mi
20K· 12.43 mi
1:41:55
Rank: #17346 (+74)
15K → 20K
25:58 | 8:21/mi
Half· 13.11 mi
1:47:34
Rank: #17359 (-13)
20K → Half
5:39 | 8:17/mi
25K· 15.53 mi
2:07:54
Rank: #17165 (+194)
Half → 25K
20:20 | 8:23/mi
30K· 18.64 mi
2:35:05
Rank: #16950 (+215)
25K → 30K
27:11 | 8:45/mi
20M
2:46:59
Rank: #16812 (+138)
30K → 20M
11:54 | 8:45/mi
21M
2:56:25
Rank: #16716 (+96)
20M → 21M
9:26 | 9:26/mi
35K· 21.75 mi
3:03:15
Rank: #16787 (-71)
21M → 35K
6:50 | 9:08/mi
23M
3:14:34
Rank: #16745 (+42)
35K → 23M
11:19 | 9:02/mi
24M
3:23:27
Rank: #16731 (+14)
23M → 24M
8:53 | 8:53/mi
40K· 24.85 mi
3:31:22
Rank: #16765 (-34)
24M → 40K
7:55 | 9:16/mi
25.2M
3:34:49
Rank: #16769 (-4)
40K → 25.2M
3:27 | 10:00/mi
Finish· 26.22 mi
3:44:04
Rank: #16918 (-149)
25.2M → Finish
9:15 | 9:05/mi

The Course

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Half Splits

1st Half· via HalfFaster
Distance13.11 mi
Time1:47:34
Pace8:12 /mi
2nd Half
Distance13.11 mi
Time1:56:30
Pace8:53 /mi
📊Positive Split: 8.3% slower second half

Checkpoint Splits

CheckpointDistanceTime of DayTimeAvg PaceSegment TimeSegment PaceDiff
5K
3.11 mi10:55:3025:008:0325:00
8:03
-
10K
6.21 mi11:20:5550:258:0725:25
8:11
+0:08
15K
9.32 mi11:46:271:15:578:0925:32
8:13
+0:02
20K
12.43 mi12:12:251:41:558:1225:58
8:21
+0:08
Half
13.11 mi12:18:041:47:348:125:39
8:17
-0:04
25K
15.53 mi12:38:242:07:548:1420:20
8:23
+0:06
30K
18.64 mi13:05:352:35:058:1927:11
8:45
+0:22
20M
20.00 mi13:17:292:46:598:2111:54
8:45
0:00
21M
21.00 mi13:26:552:56:258:249:26
9:26
+0:41
35K
21.75 mi13:33:453:03:158:266:50
9:08
-0:18
23M
23.00 mi13:45:043:14:348:2811:19
9:02
-0:06
24M
24.00 mi13:53:573:23:278:298:53
8:53
-0:09
40K
24.85 mi14:01:523:31:228:307:55
9:16
+0:23
25.2M
25.20 mi14:05:193:34:498:313:27
10:00
+0:44
Finish
26.22 mi14:14:343:44:048:339:15
9:05
-0:55

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

8:03 /mi

Average Pace

8:33 /mi

Slowest Pace

10:00 /mi

Loading chart...
Fastest
Middle
Slowest
Average

📊Segments

Segment Time Comparison

Time at Faster Pace

2:07:54

57% of race

Time at Steady Pace

47:58

21% of race

Time at Slower Pace

48:12

22% of race

Average Pace: 8:33 /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 mi10:55:3025:008:0325:00
8:03
#16951
10K
6.21 mi11:20:5550:258:0725:25
8:11
#17350
15K
9.32 mi11:46:271:15:578:0925:32
8:13
#17420
20K
12.43 mi12:12:251:41:558:1225:58
8:21
#17346
Half
13.11 mi12:18:041:47:348:125:39
8:17
#17359
25K
15.53 mi12:38:242:07:548:1420:20
8:23
#17165
30K
18.64 mi13:05:352:35:058:1927:11
8:45
#16950
20M
20.00 mi13:17:292:46:598:2111:54
8:45
#16812
21M
21.00 mi13:26:552:56:258:249:26
9:26
#16716
35K
21.75 mi13:33:453:03:158:266:50
9:08
#16787
23M
23.00 mi13:45:043:14:348:2811:19
9:02
#16745
24M
24.00 mi13:53:573:23:278:298:53
8:53
#16731
40K
24.85 mi14:01:523:31:228:307:55
9:16
#16765
25.2M
25.20 mi14:05:193:34:498:313:27
10:00
#16769
Finish
26.22 mi14:14:343:44:048:339:15
9:05
#16918
Faster pace
Steady pace
Slower pace

Checkpoint and Segment Rankings

CheckpointDistanceSeg. DistOverallMalesM55-59Seg. OverallSeg. MalesSeg. M55-59
5K3.11 mi3.11 mi16951111851118517488(Top 62%)11431(Top 71%)11431(Top 694%)
10K6.21 mi3.10 mi17350-39911357-17211357-17217747(Top 62%)11549(Top 72%)11549(Top 701%)
15K9.32 mi3.11 mi17420-7011404-4711404-4717488(Top 62%)11431(Top 71%)11431(Top 694%)
20K12.43 mi3.11 mi17346+7411352+5211352+5217267(Top 61%)11294(Top 70%)11294(Top 685%)
Half13.11 mi0.68 mi17359-1311350+211350+217780(Top 63%)11525(Top 72%)11525(Top 699%)
25K15.53 mi2.42 mi17165+19411250+10011250+10016478(Top 58%)10859(Top 67%)10859(Top 659%)
30K18.64 mi3.11 mi16950+21511115+13511115+13516282(Top 57%)10615(Top 66%)10615(Top 644%)
20M20.00 mi1.36 mi16812+13811037+7811037+7815413(Top 54%)10107(Top 63%)10107(Top 613%)
21M21.00 mi1.00 mi16716+9610956+8110956+8115771(Top 56%)10144(Top 63%)10144(Top 616%)
35K21.75 mi0.75 mi16787-7110975-1910975-1918847(Top 66%)11416(Top 71%)11416(Top 693%)
23M23.00 mi1.25 mi16745+4210923+5210923+5216467(Top 58%)10276(Top 64%)10276(Top 624%)
24M24.00 mi1.00 mi16731+1410886+3710886+3716736(Top 59%)10354(Top 64%)10354(Top 628%)
40K24.85 mi0.85 mi16765-3410865+2110865+2117627(Top 62%)10648(Top 66%)10648(Top 646%)
25.2M25.20 mi0.35 mi16769-410854+1110854+1117002(Top 60%)10367(Top 64%)10367(Top 629%)
Finish26.22 mi1.02 mi16918-14910902-4810902-4819388(Top 68%)11522(Top 72%)11522(Top 699%)

Segment Performance Analysis

10K→15K

0.0 - 3.1 mi

Top 62%
×21stories
+97ft-345ft

Overall

17488

Males

11431

M55-59

11431

5K→10K

3.1 - 6.2 mi

Top 62%
×5stories
+79ft-138ft

Overall

17747

Males

11549

M55-59

11549

10K→15K

6.2 - 9.3 mi

Top 62%
×3stories
+67ft-78ft

Overall

17488

Males

11431

M55-59

11431

15K→20K

9.3 - 12.4 mi

Top 61%
×5stories
+106ft-86ft

Overall

17267

Males

11294

M55-59

11294

20K→Half

12.4 - 13.1 mi

Top 63%
×2stories
+19ft-37ft

Overall

17780

Males

11525

M55-59

11525

Half→25K

13.1 - 15.5 mi

Top 58%
×4stories
+66ft-88ft

Overall

16478

Males

10859

M55-59

10859

25K→30K

15.5 - 18.6 mi

Top 57%
×9stories
+181ft-148ft

Overall

16282

Males

10615

M55-59

10615

30K→20M

18.6 - 20.0 mi

Top 54%
×5stories
+64ft-50ft

Overall

15413

Males

10107

M55-59

10107

20M→21M

20.0 - 21.0 mi

Top 56%
×8stories
+106ft-24ft

Overall

15771

Males

10144

M55-59

10144

21M→35K

21.0 - 21.8 mi

Top 66%
×7stories
+17ft-86ft

Overall

18847

Males

11416

M55-59

11416

35K→23M

21.8 - 23.0 mi

Top 58%
×5stories
+23ft-63ft

Overall

16467

Males

10276

M55-59

10276

23M→24M

23.0 - 24.0 mi

Top 59%
×6stories
+12ft-82ft

Overall

16736

Males

10354

M55-59

10354

24M→40K

24.0 - 24.9 mi

Top 62%
×1story
+6ft-20ft

Overall

17627

Males

10648

M55-59

10648

40K→25.2M

24.9 - 25.2 mi

Top 60%
×1story
+13ft-16ft

Overall

17002

Males

10367

M55-59

10367

25.2M→Finish

25.2 - 26.2 mi

Top 68%
×2stories
+22ft-21ft

Overall

19388

Males

11522

M55-59

11522

Passing Analysis

Category:
Athletes Passed
1889
Passed By
1856
Net Change
+33
SegmentAthletes PassedPassed ByNet ChangeStart RankEnd Rank
Start → 5K----#16951
5K → 10K150549-399#16951#17350
10K → 15K188258-70#17350#17420
15K → 20K216142+74#17420#17346
20K → Half2639-13#17346#17359
Half → 25K26470+194#17359#17165
25K → 30K321106+215#17165#16950
30K → 20M16830+138#16950#16812
20M → 21M15660+96#16812#16716
21M → 35K44115-71#16716#16787
35K → 23M13189+42#16787#16745
23M → 24M8369+14#16745#16731
24M → 40K76110-34#16731#16765
40K → 25.2M3135-4#16765#16769
25.2M → Finish35184-149#16769#16918
TOTALS18891856+33
📊

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