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BOSTON MARATHON 2025

Nathan Herrmann

Bib: 3585•M

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0:00
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Overall
#0 / 28404
Top 20%
Gender (Male)
#0 / 16105
Top 32%
Division (M18-39)
#0 / 5642
Race Day Weather
50°/40°F
broken clouds

⏱️ Race Timeline

Start
0:00:00
Race begins
5K· 3.11 mi
20:16
Rank: #3998
Start → 5K
20:16 | 6:31/mi
10K· 6.21 mi
40:27
Rank: #3851 (+147)
5K → 10K
20:11 | 6:30/mi
15K· 9.32 mi
1:01:05
Rank: #4054 (-203)
10K → 15K
20:38 | 6:38/mi
20K· 12.43 mi
1:22:09
Rank: #4260 (-206)
15K → 20K
21:04 | 6:47/mi
Half· 13.11 mi
1:26:43
Rank: #4290 (-30)
20K → Half
4:34 | 6:42/mi
25K· 15.53 mi
1:43:23
Rank: #4420 (-130)
Half → 25K
16:40 | 6:52/mi
30K· 18.64 mi
2:05:46
Rank: #4713 (-293)
25K → 30K
22:23 | 7:12/mi
20M
2:16:08
Rank: #4978 (-265)
30K → 20M
10:22 | 7:38/mi
21M
2:23:49
Rank: #5008 (-30)
20M → 21M
7:41 | 7:41/mi
35K· 21.75 mi
2:29:15
Rank: #5088 (-80)
21M → 35K
5:26 | 7:16/mi
23M
2:39:11
Rank: #5322 (-234)
35K → 23M
9:56 | 7:56/mi
24M
2:47:25
Rank: #5534 (-212)
23M → 24M
8:14 | 8:14/mi
40K· 24.85 mi
2:54:18
Rank: #5640 (-106)
24M → 40K
6:53 | 8:03/mi
25.2M
2:57:18
Rank: #5663 (-23)
40K → 25.2M
3:00 | 8:42/mi
Finish· 26.22 mi
3:04:54
Rank: #5736 (-73)
25.2M → Finish
7:36 | 7:27/mi

The Course

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Half Splits

1st Half· via HalfFaster
Distance13.11 mi
Time1:26:43
Pace6:37 /mi
2nd Half
Distance13.11 mi
Time1:38:11
Pace7:29 /mi
📊Positive Split: 13.2% slower second half

Checkpoint Splits

CheckpointDistanceTime of DayTimeAvg PaceSegment TimeSegment PaceDiff
5K
3.11 mi10:22:5320:166:3120:16
6:31
-
10K
6.21 mi10:43:0440:276:3120:11
6:30
-0:01
15K
9.32 mi11:03:421:01:056:3320:38
6:38
+0:08
20K
12.43 mi11:24:461:22:096:3721:04
6:47
+0:09
Half
13.11 mi11:29:201:26:436:374:34
6:42
-0:05
25K
15.53 mi11:46:001:43:236:3916:40
6:52
+0:10
30K
18.64 mi12:08:232:05:466:4522:23
7:12
+0:20
20M
20.00 mi12:18:452:16:086:4810:22
7:38
+0:26
21M
21.00 mi12:26:262:23:496:517:41
7:41
+0:03
35K
21.75 mi12:31:522:29:156:525:26
7:16
-0:25
23M
23.00 mi12:41:482:39:116:559:56
7:56
+0:40
24M
24.00 mi12:50:022:47:256:598:14
8:14
+0:18
40K
24.85 mi12:56:552:54:187:016:53
8:03
-0:11
25.2M
25.20 mi12:59:552:57:187:023:00
8:42
+0:39
Finish
26.22 mi13:07:313:04:547:037:36
7:27
-1:15

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

6:30 /mi

Average Pace

7:03 /mi

Slowest Pace

8:42 /mi

Loading chart...
Fastest
Middle
Slowest
Average

📊Segments

Segment Time Comparison

Time at Faster Pace

1:43:23

56% of race

Time at Steady Pace

35:25

19% of race

Time at Slower Pace

46:06

25% of race

Average Pace: 7:03 /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 mi10:22:5320:166:3120:16
6:31
#3998
10K
6.21 mi10:43:0440:276:3120:11
6:30
#3851
15K
9.32 mi11:03:421:01:056:3320:38
6:38
#4054
20K
12.43 mi11:24:461:22:096:3721:04
6:47
#4260
Half
13.11 mi11:29:201:26:436:374:34
6:42
#4290
25K
15.53 mi11:46:001:43:236:3916:40
6:52
#4420
30K
18.64 mi12:08:232:05:466:4522:23
7:12
#4713
20M
20.00 mi12:18:452:16:086:4810:22
7:38
#4978
21M
21.00 mi12:26:262:23:496:517:41
7:41
#5008
35K
21.75 mi12:31:522:29:156:525:26
7:16
#5088
23M
23.00 mi12:41:482:39:116:559:56
7:56
#5322
24M
24.00 mi12:50:022:47:256:598:14
8:14
#5534
40K
24.85 mi12:56:552:54:187:016:53
8:03
#5640
25.2M
25.20 mi12:59:552:57:187:023:00
8:42
#5663
Finish
26.22 mi13:07:313:04:547:037:36
7:27
#5736
Faster pace
Steady pace
Slower pace

Checkpoint and Segment Rankings

CheckpointDistanceSeg. DistOverallMalesM18-39Seg. OverallSeg. MalesSeg. M18-39
5K3.11 mi3.11 mi3998377337734584(Top 16%)4291(Top 27%)4291(Top 76%)
10K6.21 mi3.10 mi3851+1473642+1313642+1313697(Top 13%)3489(Top 22%)3489(Top 62%)
15K9.32 mi3.11 mi4054-2033823-1813823-1814584(Top 16%)4291(Top 27%)4291(Top 76%)
20K12.43 mi3.11 mi4260-2064005-1824005-1825106(Top 18%)4708(Top 29%)4708(Top 83%)
Half13.11 mi0.68 mi4290-304030-254030-255198(Top 18%)4793(Top 30%)4793(Top 85%)
25K15.53 mi2.42 mi4420-1304142-1124142-1125453(Top 19%)4957(Top 31%)4957(Top 88%)
30K18.64 mi3.11 mi4713-2934373-2314373-2315913(Top 21%)5248(Top 33%)5248(Top 93%)
20M20.00 mi1.36 mi4978-2654588-2154588-2157847(Top 28%)6334(Top 39%)6334(Top 112%)
21M21.00 mi1.00 mi5008-304608-204608-205544(Top 20%)4754(Top 30%)4754(Top 84%)
35K21.75 mi0.75 mi5088-804670-624670-626935(Top 24%)5645(Top 35%)5645(Top 100%)
23M23.00 mi1.25 mi5322-2344851-1814851-1819488(Top 33%)6959(Top 43%)6959(Top 123%)
24M24.00 mi1.00 mi5534-2125004-1535004-15312750(Top 45%)8513(Top 53%)8513(Top 151%)
40K24.85 mi0.85 mi5640-1065076-725076-7210494(Top 37%)7279(Top 45%)7279(Top 129%)
25.2M25.20 mi0.35 mi5663-235081-55081-59884(Top 35%)6860(Top 43%)6860(Top 122%)
Finish26.22 mi1.02 mi5736-735122-415122-418847(Top 31%)6347(Top 39%)6347(Top 112%)

Segment Performance Analysis

10K→15K

0.0 - 3.1 mi

Top 16%
×21stories
+97ft-345ft

Overall

4584

Males

4291

M18-39

4291

5K→10K

3.1 - 6.2 mi

Top 13%
×5stories
+79ft-138ft

Overall

3697

Males

3489

M18-39

3489

10K→15K

6.2 - 9.3 mi

Top 16%
×3stories
+67ft-78ft

Overall

4584

Males

4291

M18-39

4291

15K→20K

9.3 - 12.4 mi

Top 18%
×5stories
+106ft-86ft

Overall

5106

Males

4708

M18-39

4708

20K→Half

12.4 - 13.1 mi

Top 18%
×2stories
+19ft-37ft

Overall

5198

Males

4793

M18-39

4793

Half→25K

13.1 - 15.5 mi

Top 19%
×4stories
+66ft-88ft

Overall

5453

Males

4957

M18-39

4957

25K→30K

15.5 - 18.6 mi

Top 21%
×9stories
+181ft-148ft

Overall

5913

Males

5248

M18-39

5248

30K→20M

18.6 - 20.0 mi

Top 28%
×5stories
+64ft-50ft

Overall

7847

Males

6334

M18-39

6334

20M→21M

20.0 - 21.0 mi

Top 20%
×8stories
+106ft-24ft

Overall

5544

Males

4754

M18-39

4754

21M→35K

21.0 - 21.8 mi

Top 24%
×7stories
+17ft-86ft

Overall

6935

Males

5645

M18-39

5645

35K→23M

21.8 - 23.0 mi

Top 33%
×5stories
+23ft-63ft

Overall

9488

Males

6959

M18-39

6959

23M→24M

23.0 - 24.0 mi

Top 45%
×6stories
+12ft-82ft

Overall

12750

Males

8513

M18-39

8513

24M→40K

24.0 - 24.9 mi

Top 37%
×1story
+6ft-20ft

Overall

10494

Males

7279

M18-39

7279

40K→25.2M

24.9 - 25.2 mi

Top 35%
×1story
+13ft-16ft

Overall

9884

Males

6860

M18-39

6860

25.2M→Finish

25.2 - 26.2 mi

Top 31%
×2stories
+22ft-21ft

Overall

8847

Males

6347

M18-39

6347

Passing Analysis

Category:
Athletes Passed
713
Passed By
2451
Net Change
-1738
SegmentAthletes PassedPassed ByNet ChangeStart RankEnd Rank
Start → 5K----#3998
5K → 10K22679+147#3998#3851
10K → 15K35238-203#3851#4054
15K → 20K50256-206#4054#4260
20K → Half1747-30#4260#4290
Half → 25K60190-130#4290#4420
25K → 30K77370-293#4420#4713
30K → 20M26291-265#4713#4978
20M → 21M6292-30#4978#5008
21M → 35K29109-80#5008#5088
35K → 23M37271-234#5088#5322
23M → 24M10222-212#5322#5534
24M → 40K22128-106#5534#5640
40K → 25.2M2851-23#5640#5663
25.2M → Finish34107-73#5663#5736
TOTALS7132451-1738
📊

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