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BOSTON MARATHON 2025

Haoyuan Cheng

Bib: 2988•M

0:00
0:00
/ mi
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Overall
#0 / 28404
Top 7%
Gender (Male)
#0 / 16105
Top 11%
Division (M18-39)
#0 / 5642
Top 27%
Race Day Weather
50°/40°F
broken clouds

⏱️ Race Timeline

Start
0:00:00
Race begins
5K· 3.11 mi
19:31
Rank: #2313
Start → 5K
19:31 | 6:17/mi
10K· 6.21 mi
39:01
Rank: #2278 (+35)
5K → 10K
19:30 | 6:17/mi
15K· 9.32 mi
58:37
Rank: #2304 (-26)
10K → 15K
19:36 | 6:19/mi
20K· 12.43 mi
1:18:37
Rank: #2400 (-96)
15K → 20K
20:00 | 6:26/mi
Half· 13.11 mi
1:22:49
Rank: #2358 (+42)
20K → Half
4:12 | 6:09/mi
25K· 15.53 mi
1:38:05
Rank: #2255 (+103)
Half → 25K
15:16 | 6:18/mi
30K· 18.64 mi
1:58:33
Rank: #2227 (+28)
25K → 30K
20:28 | 6:35/mi
20M
2:07:43
Rank: #2243 (-16)
30K → 20M
9:10 | 6:45/mi
21M
2:14:50
Rank: #2243
20M → 21M
7:07 | 7:07/mi
35K· 21.75 mi
2:19:35
Rank: #2214 (+29)
21M → 35K
4:45 | 6:21/mi
23M
2:27:57
Rank: #2176 (+38)
35K → 23M
8:22 | 6:41/mi
24M
2:34:24
Rank: #2128 (+48)
23M → 24M
6:27 | 6:27/mi
40K· 24.85 mi
2:39:35
Rank: #2001 (+127)
24M → 40K
5:11 | 6:04/mi
25.2M
2:41:59
Rank: #1984 (+17)
40K → 25.2M
2:24 | 6:58/mi
Finish· 26.22 mi
2:48:10
Rank: #1917 (+67)
25.2M → Finish
6:11 | 6:04/mi

The Course

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Half Splits

1st Half· via HalfFaster
Distance13.11 mi
Time1:22:49
Pace6:19 /mi
2nd Half
Distance13.11 mi
Time1:25:21
Pace6:31 /mi
📊Positive Split: 3.1% slower second half

Checkpoint Splits

CheckpointDistanceTime of DayTimeAvg PaceSegment TimeSegment PaceDiff
5K
3.11 mi10:20:3519:316:1719:31
6:17
-
10K
6.21 mi10:40:0539:016:1719:30
6:17
0:00
15K
9.32 mi10:59:4158:376:1719:36
6:19
+0:02
20K
12.43 mi11:19:411:18:376:2020:00
6:26
+0:07
Half
13.11 mi11:23:531:22:496:194:12
6:09
-0:17
25K
15.53 mi11:39:091:38:056:1915:16
6:18
+0:09
30K
18.64 mi11:59:371:58:336:2220:28
6:35
+0:17
20M
20.00 mi12:08:472:07:436:239:10
6:45
+0:10
21M
21.00 mi12:15:542:14:506:257:07
7:07
+0:22
35K
21.75 mi12:20:392:19:356:254:45
6:21
-0:46
23M
23.00 mi12:29:012:27:576:268:22
6:41
+0:20
24M
24.00 mi12:35:282:34:246:266:27
6:27
-0:14
40K
24.85 mi12:40:392:39:356:255:11
6:04
-0:23
25.2M
25.20 mi12:43:032:41:596:262:24
6:58
+0:54
Finish
26.22 mi12:49:142:48:106:256:11
6:04
-0:54

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

6:04 /mi

Average Pace

6:25 /mi

Slowest Pace

7:07 /mi

Loading chart...
Fastest
Middle
Slowest
Average

📊Segments

Segment Time Comparison

Time at Faster Pace

2:21:07

84% of race

Time at Steady Pace

27:03

16% of race

Time at Slower Pace

0:00

0% of race

Average Pace: 6:25 /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 mi10:20:3519:316:1719:31
6:17
#2313
10K
6.21 mi10:40:0539:016:1719:30
6:17
#2278
15K
9.32 mi10:59:4158:376:1719:36
6:19
#2304
20K
12.43 mi11:19:411:18:376:2020:00
6:26
#2400
Half
13.11 mi11:23:531:22:496:194:12
6:09
#2358
25K
15.53 mi11:39:091:38:056:1915:16
6:18
#2255
30K
18.64 mi11:59:371:58:336:2220:28
6:35
#2227
20M
20.00 mi12:08:472:07:436:239:10
6:45
#2243
21M
21.00 mi12:15:542:14:506:257:07
7:07
#2243
35K
21.75 mi12:20:392:19:356:254:45
6:21
#2214
23M
23.00 mi12:29:012:27:576:268:22
6:41
#2176
24M
24.00 mi12:35:282:34:246:266:27
6:27
#2128
40K
24.85 mi12:40:392:39:356:255:11
6:04
#2001
25.2M
25.20 mi12:43:032:41:596:262:24
6:58
#1984
Finish
26.22 mi12:49:142:48:106:256:11
6:04
#1917
Faster pace
Steady pace
Slower pace

Checkpoint and Segment Rankings

CheckpointDistanceSeg. DistOverallMalesM18-39Seg. OverallSeg. MalesSeg. M18-39
5K3.11 mi3.11 mi2313220722072370(Top 8%)2260(Top 14%)2260(Top 40%)
10K6.21 mi3.10 mi2278+352175+322175+322255(Top 8%)2156(Top 13%)2156(Top 38%)
15K9.32 mi3.11 mi2304-262200-252200-252370(Top 8%)2260(Top 14%)2260(Top 40%)
20K12.43 mi3.11 mi2400-962290-902290-902724(Top 10%)2594(Top 16%)2594(Top 46%)
Half13.11 mi0.68 mi2358+422249+412249+411748(Top 6%)1664(Top 10%)1664(Top 29%)
25K15.53 mi2.42 mi2255+1032152+972152+971829(Top 6%)1737(Top 11%)1737(Top 31%)
30K18.64 mi3.11 mi2227+282122+302122+302350(Top 8%)2227(Top 14%)2227(Top 39%)
20M20.00 mi1.36 mi2243-162139-172139-172653(Top 9%)2487(Top 15%)2487(Top 44%)
21M21.00 mi1.00 mi22432141-22141-22720(Top 10%)2523(Top 16%)2523(Top 45%)
35K21.75 mi0.75 mi2214+292112+292112+291784(Top 6%)1673(Top 10%)1673(Top 30%)
23M23.00 mi1.25 mi2176+382071+412071+412149(Top 8%)2006(Top 12%)2006(Top 36%)
24M24.00 mi1.00 mi2128+482023+482023+481833(Top 6%)1702(Top 11%)1702(Top 30%)
40K24.85 mi0.85 mi2001+1271898+1251898+125483(Top 2%)450(Top 3%)450(Top 8%)
25.2M25.20 mi0.35 mi1984+171882+161882+161352(Top 5%)1239(Top 8%)1239(Top 22%)
Finish26.22 mi1.02 mi1917+671816+661816+661097(Top 4%)1027(Top 6%)1027(Top 18%)

Segment Performance Analysis

10K→15K

0.0 - 3.1 mi

Top 8%
×21stories
+97ft-345ft

Overall

2370

Males

2260

M18-39

2260

5K→10K

3.1 - 6.2 mi

Top 8%
×5stories
+79ft-138ft

Overall

2255

Males

2156

M18-39

2156

10K→15K

6.2 - 9.3 mi

Top 8%
×3stories
+67ft-78ft

Overall

2370

Males

2260

M18-39

2260

15K→20K

9.3 - 12.4 mi

Top 10%
×5stories
+106ft-86ft

Overall

2724

Males

2594

M18-39

2594

20K→Half

12.4 - 13.1 mi

Top 6%
×2stories
+19ft-37ft

Overall

1748

Males

1664

M18-39

1664

Half→25K

13.1 - 15.5 mi

Top 6%
×4stories
+66ft-88ft

Overall

1829

Males

1737

M18-39

1737

25K→30K

15.5 - 18.6 mi

Top 8%
×9stories
+181ft-148ft

Overall

2350

Males

2227

M18-39

2227

30K→20M

18.6 - 20.0 mi

Top 9%
×5stories
+64ft-50ft

Overall

2653

Males

2487

M18-39

2487

20M→21M

20.0 - 21.0 mi

Top 10%
×8stories
+106ft-24ft

Overall

2720

Males

2523

M18-39

2523

21M→35K

21.0 - 21.8 mi

Top 6%
×7stories
+17ft-86ft

Overall

1784

Males

1673

M18-39

1673

35K→23M

21.8 - 23.0 mi

Top 8%
×5stories
+23ft-63ft

Overall

2149

Males

2006

M18-39

2006

23M→24M

23.0 - 24.0 mi

Top 6%
×6stories
+12ft-82ft

Overall

1833

Males

1702

M18-39

1702

24M→40K

24.0 - 24.9 mi

Top 2%
×1story
+6ft-20ft

Overall

483

Males

450

M18-39

450

40K→25.2M

24.9 - 25.2 mi

Top 5%
×1story
+13ft-16ft

Overall

1352

Males

1239

M18-39

1239

25.2M→Finish

25.2 - 26.2 mi

Top 4%
×2stories
+22ft-21ft

Overall

1097

Males

1027

M18-39

1027

Passing Analysis

Category:
Athletes Passed
940
Passed By
544
Net Change
+396
SegmentAthletes PassedPassed ByNet ChangeStart RankEnd Rank
Start → 5K----#2313
5K → 10K12893+35#2313#2278
10K → 15K6591-26#2278#2304
15K → 20K45141-96#2304#2400
20K → Half431+42#2400#2358
Half → 25K11310+103#2358#2255
25K → 30K9870+28#2255#2227
30K → 20M3753-16#2227#2243
20M → 21M40400#2243#2243
21M → 35K345+29#2243#2214
35K → 23M5820+38#2214#2176
23M → 24M5810+48#2176#2128
24M → 40K1270+127#2128#2001
40K → 25.2M214+17#2001#1984
25.2M → Finish736+67#1984#1917
TOTALS940544+396
📊

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