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BOSTON MARATHON 2025

Nathan Winn

Bib: 8993•M

TX

0:00
0:00
/ mi
Masters
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Overall
#0 / 28404
Top 11%
Gender (Male)
#0 / 16105
Top 18%
Masters (Masters Men)
#0 / 10463
Top 6%
Division (M40-44)
#0 / 2247
Top 18%
Race Day Weather
50°/40°F
broken clouds

⏱️ Race Timeline

Start
0:00:00
Race begins
5K· 3.11 mi
20:16
Rank: #3991
Start → 5K
20:16 | 6:31/mi
10K· 6.21 mi
40:34
Rank: #3973 (+18)
5K → 10K
20:18 | 6:32/mi
15K· 9.32 mi
1:00:58
Rank: #3960 (+13)
10K → 15K
20:24 | 6:34/mi
20K· 12.43 mi
1:21:25
Rank: #3831 (+129)
15K → 20K
20:27 | 6:35/mi
Half· 13.11 mi
1:25:48
Rank: #3797 (+34)
20K → Half
4:23 | 6:25/mi
25K· 15.53 mi
1:41:45
Rank: #3688 (+109)
Half → 25K
15:57 | 6:35/mi
30K· 18.64 mi
2:02:26
Rank: #3440 (+248)
25K → 30K
20:41 | 6:39/mi
20M
2:11:35
Rank: #3328 (+112)
30K → 20M
9:09 | 6:44/mi
21M
2:18:39
Rank: #3247 (+81)
20M → 21M
7:04 | 7:04/mi
35K· 21.75 mi
2:23:53
Rank: #3299 (-52)
21M → 35K
5:14 | 7:00/mi
23M
2:32:33
Rank: #3238 (+61)
35K → 23M
8:40 | 6:55/mi
24M
2:39:19
Rank: #3203 (+35)
23M → 24M
6:46 | 6:46/mi
40K· 24.85 mi
2:45:12
Rank: #3168 (+35)
24M → 40K
5:53 | 6:53/mi
25.2M
2:47:56
Rank: #3194 (-26)
40K → 25.2M
2:44 | 7:56/mi
Finish· 26.22 mi
2:54:18
Rank: #3068 (+126)
25.2M → Finish
6:22 | 6:15/mi

The Course

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Half Splits

1st Half· via HalfFaster
Distance13.11 mi
Time1:25:48
Pace6:33 /mi
2nd Half
Distance13.11 mi
Time1:28:30
Pace6:45 /mi
📊Positive Split: 3.1% slower second half

Checkpoint Splits

CheckpointDistanceTime of DayTimeAvg PaceSegment TimeSegment PaceDiff
5K
3.11 mi10:45:4820:166:3120:16
6:31
-
10K
6.21 mi11:06:0640:346:3220:18
6:32
+0:01
15K
9.32 mi11:26:301:00:586:3220:24
6:34
+0:02
20K
12.43 mi11:46:571:21:256:3320:27
6:35
+0:01
Half
13.11 mi11:51:201:25:486:334:23
6:25
-0:10
25K
15.53 mi12:07:171:41:456:3315:57
6:35
+0:10
30K
18.64 mi12:27:582:02:266:3420:41
6:39
+0:04
20M
20.00 mi12:37:072:11:356:359:09
6:44
+0:05
21M
21.00 mi12:44:112:18:396:367:04
7:04
+0:20
35K
21.75 mi12:49:252:23:536:375:14
7:00
-0:04
23M
23.00 mi12:58:052:32:336:388:40
6:55
-0:05
24M
24.00 mi13:04:512:39:196:386:46
6:46
-0:09
40K
24.85 mi13:10:442:45:126:395:53
6:53
+0:07
25.2M
25.20 mi13:13:282:47:566:402:44
7:56
+1:03
Finish
26.22 mi13:19:502:54:186:396:22
6:15
-1:41

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

6:15 /mi

Average Pace

6:39 /mi

Slowest Pace

7:56 /mi

Loading chart...
Fastest
Middle
Slowest
Average

📊Segments

Segment Time Comparison

Time at Faster Pace

10:45

6% of race

Time at Steady Pace

2:13:58

77% of race

Time at Slower Pace

29:35

17% of race

Average Pace: 6:39 /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 mi10:45:4820:166:3120:16
6:31
#3991
10K
6.21 mi11:06:0640:346:3220:18
6:32
#3973
15K
9.32 mi11:26:301:00:586:3220:24
6:34
#3960
20K
12.43 mi11:46:571:21:256:3320:27
6:35
#3831
Half
13.11 mi11:51:201:25:486:334:23
6:25
#3797
25K
15.53 mi12:07:171:41:456:3315:57
6:35
#3688
30K
18.64 mi12:27:582:02:266:3420:41
6:39
#3440
20M
20.00 mi12:37:072:11:356:359:09
6:44
#3328
21M
21.00 mi12:44:112:18:396:367:04
7:04
#3247
35K
21.75 mi12:49:252:23:536:375:14
7:00
#3299
23M
23.00 mi12:58:052:32:336:388:40
6:55
#3238
24M
24.00 mi13:04:512:39:196:386:46
6:46
#3203
40K
24.85 mi13:10:442:45:126:395:53
6:53
#3168
25.2M
25.20 mi13:13:282:47:566:402:44
7:56
#3194
Finish
26.22 mi13:19:502:54:186:396:22
6:15
#3068
Faster pace
Steady pace
Slower pace

Checkpoint and Segment Rankings

CheckpointDistanceSeg. DistOverallMalesM40-44Seg. OverallSeg. MalesSeg. M40-44
5K3.11 mi3.11 mi3991376637663975(Top 14%)3745(Top 23%)3745(Top 167%)
10K6.21 mi3.10 mi3973+183757+93757+93962(Top 14%)3729(Top 23%)3729(Top 166%)
15K9.32 mi3.11 mi3960+133731+263731+263975(Top 14%)3745(Top 23%)3745(Top 167%)
20K12.43 mi3.11 mi3831+1293611+1203611+1203586(Top 13%)3390(Top 21%)3390(Top 151%)
Half13.11 mi0.68 mi3797+343582+293582+293184(Top 11%)3025(Top 19%)3025(Top 135%)
25K15.53 mi2.42 mi3688+1093483+993483+993321(Top 12%)3140(Top 19%)3140(Top 140%)
30K18.64 mi3.11 mi3440+2483255+2283255+2282667(Top 9%)2524(Top 16%)2524(Top 112%)
20M20.00 mi1.36 mi3328+1123148+1073148+1072612(Top 9%)2454(Top 15%)2454(Top 109%)
21M21.00 mi1.00 mi3247+813070+783070+782524(Top 9%)2350(Top 15%)2350(Top 105%)
35K21.75 mi0.75 mi3299-523116-463116-465253(Top 18%)4535(Top 28%)4535(Top 202%)
23M23.00 mi1.25 mi3238+613056+603056+603311(Top 12%)3009(Top 19%)3009(Top 134%)
24M24.00 mi1.00 mi3203+353023+333023+333300(Top 12%)2966(Top 18%)2966(Top 132%)
40K24.85 mi0.85 mi3168+352983+402983+403235(Top 11%)2887(Top 18%)2887(Top 128%)
25.2M25.20 mi0.35 mi3194-263006-233006-235461(Top 19%)4379(Top 27%)4379(Top 195%)
Finish26.22 mi1.02 mi3068+1262889+1172889+1171691(Top 6%)1567(Top 10%)1567(Top 70%)

Segment Performance Analysis

10K→15K

0.0 - 3.1 mi

Top 14%
×21stories
+97ft-345ft

Overall

3975

Males

3745

M40-44

3745

5K→10K

3.1 - 6.2 mi

Top 14%
×5stories
+79ft-138ft

Overall

3962

Males

3729

M40-44

3729

10K→15K

6.2 - 9.3 mi

Top 14%
×3stories
+67ft-78ft

Overall

3975

Males

3745

M40-44

3745

15K→20K

9.3 - 12.4 mi

Top 13%
×5stories
+106ft-86ft

Overall

3586

Males

3390

M40-44

3390

20K→Half

12.4 - 13.1 mi

Top 11%
×2stories
+19ft-37ft

Overall

3184

Males

3025

M40-44

3025

Half→25K

13.1 - 15.5 mi

Top 12%
×4stories
+66ft-88ft

Overall

3321

Males

3140

M40-44

3140

25K→30K

15.5 - 18.6 mi

Top 9%
×9stories
+181ft-148ft

Overall

2667

Males

2524

M40-44

2524

30K→20M

18.6 - 20.0 mi

Top 9%
×5stories
+64ft-50ft

Overall

2612

Males

2454

M40-44

2454

20M→21M

20.0 - 21.0 mi

Top 9%
×8stories
+106ft-24ft

Overall

2524

Males

2350

M40-44

2350

21M→35K

21.0 - 21.8 mi

Top 18%
×7stories
+17ft-86ft

Overall

5253

Males

4535

M40-44

4535

35K→23M

21.8 - 23.0 mi

Top 12%
×5stories
+23ft-63ft

Overall

3311

Males

3009

M40-44

3009

23M→24M

23.0 - 24.0 mi

Top 12%
×6stories
+12ft-82ft

Overall

3300

Males

2966

M40-44

2966

24M→40K

24.0 - 24.9 mi

Top 11%
×1story
+6ft-20ft

Overall

3235

Males

2887

M40-44

2887

40K→25.2M

24.9 - 25.2 mi

Top 19%
×1story
+13ft-16ft

Overall

5461

Males

4379

M40-44

4379

25.2M→Finish

25.2 - 26.2 mi

Top 6%
×2stories
+22ft-21ft

Overall

1691

Males

1567

M40-44

1567

Passing Analysis

Category:
Athletes Passed
1432
Passed By
509
Net Change
+923
SegmentAthletes PassedPassed ByNet ChangeStart RankEnd Rank
Start → 5K----#3991
5K → 10K163145+18#3991#3973
10K → 15K9885+13#3973#3960
15K → 20K16031+129#3960#3831
20K → Half362+34#3831#3797
Half → 25K12819+109#3797#3688
25K → 30K25911+248#3688#3440
30K → 20M12816+112#3440#3328
20M → 21M9514+81#3328#3247
21M → 35K2072-52#3247#3299
35K → 23M9130+61#3299#3238
23M → 24M5217+35#3238#3203
24M → 40K5621+35#3203#3168
40K → 25.2M1743-26#3168#3194
25.2M → Finish1293+126#3194#3068
TOTALS1432509+923
📊

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