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BOSTON MARATHON 2025

Shuiming Fang

Bib: 17202•M

NY

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

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
7:32/mi
23:23
↑ 97↓ 3451.5%
10K· 6.21 mi
7:30/mi
46:42
↑ 79↓ 1380.4%
15K· 9.32 mi
7:38/mi
1:10:24
↑ 67↓ 78
20K· 12.43 mi
8:04/mi
1:35:27
↑ 106↓ 860.1%
Half· 13.11 mi
8:11/mi
1:41:02
↑ 19↓ 370.5%
25K· 15.53 mi
9:06/mi
2:03:05
↑ 66↓ 880.2%
30K· 18.64 mi
9:27/mi
2:32:27
↑ 181↓ 1480.2%
20M
9:22/mi
2:45:11
↑ 64↓ 500.2%
21M
10:25/mi
2:55:36
↑ 106↓ 241.6%
35K· 21.75 mi
8:32/mi
3:01:59
↑ 17↓ 861.7%
23M
9:09/mi
3:13:26
↑ 23↓ 630.6%
24M
9:00/mi
3:22:26
↓ 821.3%
40K· 24.85 mi
9:40/mi
3:30:42
↓ 200.3%
25.2M
9:49/mi
3:34:05
↑ 13↓ 160.2%
Finish· 26.22 mi
8:13/mi
3:42:27
↑ 22↓ 21

The Course

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Half Splits

1st Half· via HalfFaster
Distance13.11 mi
Time1:41:02
Pace7:42 /mi
2nd Half
Distance13.11 mi
Time2:01:25
Pace9:16 /mi
📊Positive Split: 20.2% slower second half

Checkpoint Splits

CheckpointDistanceTime of DayTimeAvg PaceSegment TimeSegment PaceDiff
5K
3.11 mi11:13:4123:237:3223:23
7:32
-
10K
6.21 mi11:37:0046:427:3123:19
7:30
-0:02
15K
9.32 mi12:00:421:10:247:3323:42
7:38
+0:08
20K
12.43 mi12:25:451:35:277:4125:03
8:04
+0:26
Half
13.11 mi12:31:201:41:027:425:35
8:11
+0:07
25K
15.53 mi12:53:232:03:057:5522:03
9:06
+0:55
30K
18.64 mi13:22:452:32:278:1129:22
9:27
+0:21
20M
20.00 mi13:35:292:45:118:1612:44
9:22
-0:05
21M
21.00 mi13:45:542:55:368:2210:25
10:25
+1:03
35K
21.75 mi13:52:173:01:598:226:23
8:32
-1:53
23M
23.00 mi14:03:443:13:268:2511:27
9:09
+0:37
24M
24.00 mi14:12:443:22:268:269:00
9:00
-0:09
40K
24.85 mi14:21:003:30:428:298:16
9:40
+0:40
25.2M
25.20 mi14:24:233:34:058:303:23
9:49
+0:09
Finish
26.22 mi14:32:453:42:278:298:22
8:13
-1:36

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

7:30 /mi

Average Pace

8:29 /mi

Slowest Pace

10:25 /mi

Loading chart...
Fastest
Middle
Slowest
Average

📊Segments

Segment Time Comparison

Time at Faster Pace

1:55:47

52% of race

Time at Steady Pace

55:14

25% of race

Time at Slower Pace

51:26

23% of race

Average Pace: 8:29 /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 mi11:13:4123:237:3223:23
7:32
#12461
10K
6.21 mi11:37:0046:427:3123:19
7:30
#12272
15K
9.32 mi12:00:421:10:247:3323:42
7:38
#12459
20K
12.43 mi12:25:451:35:277:4125:03
8:04
#13192
Half
13.11 mi12:31:201:41:027:425:35
8:11
#13418
25K
15.53 mi12:53:232:03:057:5522:03
9:06
#14929
30K
18.64 mi13:22:452:32:278:1129:22
9:27
#16074
20M
20.00 mi13:35:292:45:118:1612:44
9:22
#16252
21M
21.00 mi13:45:542:55:368:2210:25
10:25
#16465
35K
21.75 mi13:52:173:01:598:226:23
8:32
#16399
23M
23.00 mi14:03:443:13:268:2511:27
9:09
#16408
24M
24.00 mi14:12:443:22:268:269:00
9:00
#16446
40K
24.85 mi14:21:003:30:428:298:16
9:40
#16590
25.2M
25.20 mi14:24:233:34:058:303:23
9:49
#16587
Finish
26.22 mi14:32:453:42:278:298:22
8:13
#16479
Faster pace
Steady pace
Slower pace

Checkpoint and Segment Rankings

CheckpointDistanceSeg. DistOverallMalesM55-59Seg. OverallSeg. MalesSeg. M55-59
5K3.11 mi3.11 mi124619387938712855(Top 45%)9460(Top 59%)9460(Top 574%)
10K6.21 mi3.10 mi12272+1899292+959292+9512140(Top 43%)9221(Top 57%)9221(Top 560%)
15K9.32 mi3.11 mi12459-1879344-529344-5212855(Top 45%)9460(Top 59%)9460(Top 574%)
20K12.43 mi3.11 mi13192-7339607-2639607-26315361(Top 54%)10481(Top 65%)10481(Top 636%)
Half13.11 mi0.68 mi13418-2269701-949701-9417131(Top 60%)11232(Top 70%)11232(Top 682%)
25K15.53 mi2.42 mi14929-151110304-60310304-60320321(Top 72%)12553(Top 78%)12553(Top 762%)
30K18.64 mi3.11 mi16074-114510761-45710761-45719745(Top 70%)12171(Top 76%)12171(Top 739%)
20M20.00 mi1.36 mi16252-17810798-3710798-3718592(Top 65%)11487(Top 71%)11487(Top 697%)
21M21.00 mi1.00 mi16465-21310851-5310851-5319731(Top 69%)11918(Top 74%)11918(Top 723%)
35K21.75 mi0.75 mi16399+6610811+4010811+4015649(Top 55%)10017(Top 62%)10017(Top 608%)
23M23.00 mi1.25 mi16408-910786+2510786+2517063(Top 60%)10534(Top 65%)10534(Top 639%)
24M24.00 mi1.00 mi16446-3810767+1910767+1917344(Top 61%)10621(Top 66%)10621(Top 644%)
40K24.85 mi0.85 mi16590-14410803-3610803-3619327(Top 68%)11474(Top 71%)11474(Top 696%)
25.2M25.20 mi0.35 mi16587+310791+1210791+1216097(Top 57%)9922(Top 62%)9922(Top 602%)
Finish26.22 mi1.02 mi16479+10810717+7410717+7414323(Top 50%)9177(Top 57%)9177(Top 557%)

Segment Performance Analysis

10K→15K

0.0 - 3.1 mi

Top 45%
×21story building
+97ft-345ft

Overall

12855

Males

9460

M55-59

9460

5K→10K

3.1 - 6.2 mi

Top 43%
×5story building
+79ft-138ft

Overall

12140

Males

9221

M55-59

9221

10K→15K

6.2 - 9.3 mi

Top 45%
×3story building
+67ft-78ft

Overall

12855

Males

9460

M55-59

9460

15K→20K

9.3 - 12.4 mi

Top 54%
×5story building
+106ft-86ft

Overall

15361

Males

10481

M55-59

10481

20K→Half

12.4 - 13.1 mi

Top 60%
×2story building
+19ft-37ft

Overall

17131

Males

11232

M55-59

11232

Half→25K

13.1 - 15.5 mi

Top 72%
×4story building
+66ft-88ft

Overall

20321

Males

12553

M55-59

12553

25K→30K

15.5 - 18.6 mi

Top 70%
×9story building
+181ft-148ft

Overall

19745

Males

12171

M55-59

12171

30K→20M

18.6 - 20.0 mi

Top 65%
×5story building
+64ft-50ft

Overall

18592

Males

11487

M55-59

11487

20M→21M

20.0 - 21.0 mi

Top 69%
×8story building
+106ft-24ft

Overall

19731

Males

11918

M55-59

11918

21M→35K

21.0 - 21.8 mi

Top 55%
×7story building
+17ft-86ft

Overall

15649

Males

10017

M55-59

10017

35K→23M

21.8 - 23.0 mi

Top 60%
×5story building
+23ft-63ft

Overall

17063

Males

10534

M55-59

10534

23M→24M

23.0 - 24.0 mi

Top 61%
×6story building
+12ft-82ft

Overall

17344

Males

10621

M55-59

10621

24M→40K

24.0 - 24.9 mi

Top 68%
×1story
+6ft-20ft

Overall

19327

Males

11474

M55-59

11474

40K→25.2M

24.9 - 25.2 mi

Top 57%
×1story
+13ft-16ft

Overall

16097

Males

9922

M55-59

9922

25.2M→Finish

25.2 - 26.2 mi

Top 50%
×2story building
+22ft-21ft

Overall

14323

Males

9177

M55-59

9177

Passing Analysis

Category:
Athletes Passed
1220
Passed By
5238
Net Change
-4018
SegmentAthletes PassedPassed ByNet ChangeStart RankEnd Rank
Start → 5K----#12461
5K → 10K375186+189#12461#12272
10K → 15K119306-187#12272#12459
15K → 20K58791-733#12459#13192
20K → Half2228-226#13192#13418
Half → 25K231534-1511#13418#14929
25K → 30K491194-1145#14929#16074
30K → 20M63241-178#16074#16252
20M → 21M60273-213#16252#16465
21M → 35K9125+66#16465#16399
35K → 23M117126-9#16399#16408
23M → 24M64102-38#16408#16446
24M → 40K37181-144#16446#16590
40K → 25.2M3229+3#16590#16587
25.2M → Finish13022+108#16587#16479
TOTALS12205238-4018
📊

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