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BOSTON MARATHON 2025

Yuhu Yan

Bib: 7905•M

NJ

0:00
0:00
/ mi
Masters
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Overall
#0 / 28404
Top 49%
Gender (Male)
#0 / 16105
Masters (Masters Men)
#0 / 10463
Division (M50-54)
#0 / 1996
Race Day Weather
50°/40°F
broken clouds

⏱️ Race Timeline

Start
0:00:00
Race begins
5K· 3.11 mi
26:55
Rank: #20813
Start → 5K
8:40/mi
26:55 split
10K· 6.21 mi
52:29
Rank: #19504 (+1309)
5K → 10K
8:14/mi
25:34 split
15K· 9.32 mi
1:17:12
Rank: #18290 (+1214)
10K → 15K
7:57/mi
24:43 split
20K· 12.43 mi
1:42:00
Rank: #17388 (+902)
15K → 20K
7:59/mi
24:48 split
Half· 13.11 mi
1:47:36
Rank: #17377 (+11)
20K → Half
8:12/mi
5:36 split
25K· 15.53 mi
2:06:54
Rank: #16765 (+612)
Half → 25K
7:58/mi
19:18 split
30K· 18.64 mi
2:32:06
Rank: #15928 (+837)
25K → 30K
8:07/mi
25:12 split
20M
2:43:18
Rank: #15589 (+339)
30K → 20M
8:15/mi
11:12 split
21M
2:51:55
Rank: #15303 (+286)
20M → 21M
8:37/mi
8:37 split
35K· 21.75 mi
2:57:33
Rank: #15050 (+253)
21M → 35K
7:32/mi
5:38 split
23M
3:07:34
Rank: #14699 (+351)
35K → 23M
8:00/mi
10:01 split
24M
3:15:17
Rank: #14455 (+244)
23M → 24M
7:43/mi
7:43 split
40K· 24.85 mi
3:21:48
Rank: #14185 (+270)
24M → 40K
7:37/mi
6:31 split
25.2M
3:24:50
Rank: #14110 (+75)
40K → 25.2M
8:48/mi
3:02 split
Finish· 26.22 mi
3:32:33
Rank: #13906 (+204)
25.2M → Finish
7:34/mi
7:43 split

The Course

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Half Splits

1st Half· via Half
Distance13.11 mi
Time1:47:36
Pace8:12 /mi
2nd Half✓ Faster
Distance13.11 mi
Time1:44:57
Pace8:00 /mi
📊Negative Split: 2.5% faster second half

Checkpoint Splits

CheckpointDistanceTime of DayTimeAvg PaceSegment TimeSegment PaceDiff
5K
3.11 mi11:20:1026:558:4026:55
8:40
-
10K
6.21 mi11:45:4452:298:2725:34
8:14
-0:26
15K
9.32 mi12:10:271:17:128:1724:43
7:57
-0:17
20K
12.43 mi12:35:151:42:008:1224:48
7:59
+0:02
Half
13.11 mi12:40:511:47:368:125:36
8:12
+0:13
25K
15.53 mi13:00:092:06:548:1019:18
7:58
-0:14
30K
18.64 mi13:25:212:32:068:1025:12
8:07
+0:09
20M
20.00 mi13:36:332:43:188:1011:12
8:15
+0:08
21M
21.00 mi13:45:102:51:558:118:37
8:37
+0:22
35K
21.75 mi13:50:482:57:338:105:38
7:32
-1:05
23M
23.00 mi14:00:493:07:348:0910:01
8:00
+0:28
24M
24.00 mi14:08:323:15:178:087:43
7:43
-0:17
40K
24.85 mi14:15:033:21:488:076:31
7:37
-0:06
25.2M
25.20 mi14:18:053:24:508:083:02
8:48
+1:11
Finish
26.22 mi14:25:483:32:338:077:43
7:34
-1:14

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

7:32 /mi

Average Pace

8:07 /mi

Slowest Pace

8:48 /mi

Loading chart...
Fastest
Middle
Slowest
Average

📊Segments

Segment Time Comparison

Time at Faster Pace

2:53:59

82% of race

Time at Steady Pace

38:34

18% of race

Time at Slower Pace

0:00

0% of race

Average Pace: 8:06 /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 mi11:20:1026:558:4026:55
8:40
#20813
10K
6.21 mi11:45:4452:298:2725:34
8:14
#19504
15K
9.32 mi12:10:271:17:128:1724:43
7:57
#18290
20K
12.43 mi12:35:151:42:008:1224:48
7:59
#17388
Half
13.11 mi12:40:511:47:368:125:36
8:12
#17377
25K
15.53 mi13:00:092:06:548:1019:18
7:58
#16765
30K
18.64 mi13:25:212:32:068:1025:12
8:07
#15928
20M
20.00 mi13:36:332:43:188:1011:12
8:15
#15589
21M
21.00 mi13:45:102:51:558:118:37
8:37
#15303
35K
21.75 mi13:50:482:57:338:105:38
7:32
#15050
23M
23.00 mi14:00:493:07:348:0910:01
8:00
#14699
24M
24.00 mi14:08:323:15:178:087:43
7:43
#14455
40K
24.85 mi14:15:033:21:488:076:31
7:37
#14185
25.2M
25.20 mi14:18:053:24:508:083:02
8:48
#14110
Finish
26.22 mi14:25:483:32:338:077:43
7:34
#13906
Faster pace
Steady pace
Slower pace

Checkpoint and Segment Rankings

CheckpointDistanceSeg. DistOverallMalesM50-54Seg. OverallSeg. MalesSeg. M50-54
5K3.11 mi3.11 mi20813127731277315690(Top 55%)10676(Top 66%)10676(Top 535%)
10K6.21 mi3.10 mi19504+130912260+51312260+51318092(Top 64%)11681(Top 73%)11681(Top 585%)
15K9.32 mi3.11 mi18290+121411736+52411736+52415690(Top 55%)10676(Top 66%)10676(Top 535%)
20K12.43 mi3.11 mi17388+90211368+36811368+36814779(Top 52%)10216(Top 63%)10216(Top 512%)
Half13.11 mi0.68 mi17377+1111360+811360+817261(Top 61%)11288(Top 70%)11288(Top 566%)
25K15.53 mi2.42 mi16765+61211089+27111089+27113580(Top 48%)9556(Top 59%)9556(Top 479%)
30K18.64 mi3.11 mi15928+83710701+38810701+38812174(Top 43%)8767(Top 54%)8767(Top 439%)
20M20.00 mi1.36 mi15589+33910518+18310518+18312073(Top 43%)8563(Top 53%)8563(Top 429%)
21M21.00 mi1.00 mi15303+28610365+15310365+15311197(Top 39%)7982(Top 50%)7982(Top 400%)
35K21.75 mi0.75 mi15050+25310237+12810237+1288851(Top 31%)6782(Top 42%)6782(Top 340%)
23M23.00 mi1.25 mi14699+35110056+18110056+18110030(Top 35%)7259(Top 45%)7259(Top 364%)
24M24.00 mi1.00 mi14455+2449925+1319925+1319211(Top 32%)6771(Top 42%)6771(Top 339%)
40K24.85 mi0.85 mi14185+2709761+1649761+1647565(Top 27%)5770(Top 36%)5770(Top 289%)
25.2M25.20 mi0.35 mi14110+759717+449717+4410603(Top 37%)7295(Top 45%)7295(Top 365%)
Finish26.22 mi1.02 mi13906+2049596+1219596+1219734(Top 34%)6845(Top 43%)6845(Top 343%)

Segment Performance Analysis

10K→15K

0.0 - 3.1 mi

Top 55%
×21story building
+97ft-345ft

Overall

15690

Males

10676

M50-54

10676

5K→10K

3.1 - 6.2 mi

Top 64%
×5story building
+79ft-138ft

Overall

18092

Males

11681

M50-54

11681

10K→15K

6.2 - 9.3 mi

Top 55%
×3story building
+67ft-78ft

Overall

15690

Males

10676

M50-54

10676

15K→20K

9.3 - 12.4 mi

Top 52%
×5story building
+106ft-86ft

Overall

14779

Males

10216

M50-54

10216

20K→Half

12.4 - 13.1 mi

Top 61%
×2story building
+19ft-37ft

Overall

17261

Males

11288

M50-54

11288

Half→25K

13.1 - 15.5 mi

Top 48%
×4story building
+66ft-88ft

Overall

13580

Males

9556

M50-54

9556

25K→30K

15.5 - 18.6 mi

Top 43%
×9story building
+181ft-148ft

Overall

12174

Males

8767

M50-54

8767

30K→20M

18.6 - 20.0 mi

Top 43%
×5story building
+64ft-50ft

Overall

12073

Males

8563

M50-54

8563

20M→21M

20.0 - 21.0 mi

Top 39%
×8story building
+106ft-24ft

Overall

11197

Males

7982

M50-54

7982

21M→35K

21.0 - 21.8 mi

Top 31%
×7story building
+17ft-86ft

Overall

8851

Males

6782

M50-54

6782

35K→23M

21.8 - 23.0 mi

Top 35%
×5story building
+23ft-63ft

Overall

10030

Males

7259

M50-54

7259

23M→24M

23.0 - 24.0 mi

Top 32%
×6story building
+12ft-82ft

Overall

9211

Males

6771

M50-54

6771

24M→40K

24.0 - 24.9 mi

Top 27%
×1story
+6ft-20ft

Overall

7565

Males

5770

M50-54

5770

40K→25.2M

24.9 - 25.2 mi

Top 37%
×1story
+13ft-16ft

Overall

10603

Males

7295

M50-54

7295

25.2M→Finish

25.2 - 26.2 mi

Top 34%
×2story building
+22ft-21ft

Overall

9734

Males

6845

M50-54

6845

Passing Analysis

Category:
Athletes Passed
7000
Passed By
93
Net Change
+6907
SegmentAthletes PassedPassed ByNet ChangeStart RankEnd Rank
Start → 5K----#20813
5K → 10K133122+1309#20813#19504
10K → 15K12184+1214#19504#18290
15K → 20K9042+902#18290#17388
20K → Half3625+11#17388#17377
Half → 25K6120+612#17377#16765
25K → 30K8392+837#16765#15928
30K → 20M3456+339#15928#15589
20M → 21M29812+286#15589#15303
21M → 35K2541+253#15303#15050
35K → 23M3565+351#15050#14699
23M → 24M2473+244#14699#14455
24M → 40K2711+270#14455#14185
40K → 25.2M772+75#14185#14110
25.2M → Finish2128+204#14110#13906
TOTALS700093+6907
📊

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