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BOSTON MARATHON 2025

Matthew Herlihy

Bib: 26305•M

MA

0:00
0:00
/ mi
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Overall
#0 / 28404
Gender (Male)
#0 / 16105
Division (M18-39)
#0 / 5642
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
10:10/mi
31:34
↑ 97↓ 3451.5%
10K· 6.21 mi
10:43/mi
1:04:51
↑ 79↓ 1380.4%
15K· 9.32 mi
11:22/mi
1:40:09
↑ 67↓ 78
20K· 12.43 mi
13:09/mi
2:21:00
↑ 106↓ 860.1%
Half· 13.11 mi
12:38/mi
2:29:37
↑ 19↓ 370.5%
25K· 15.53 mi
13:45/mi
3:02:58
↑ 66↓ 880.2%
30K· 18.64 mi
13:51/mi
3:45:59
↑ 181↓ 1480.2%
20M
14:37/mi
4:05:51
↑ 64↓ 500.2%
21M
14:06/mi
4:19:57
↑ 106↓ 241.6%
35K· 21.75 mi
12:49/mi
4:29:32
↑ 17↓ 861.7%
23M
14:00/mi
4:47:04
↑ 23↓ 630.6%
24M
12:46/mi
4:59:50
↓ 821.3%
40K· 24.85 mi
13:26/mi
5:11:19
↓ 200.3%
25.2M
14:01/mi
5:16:09
↑ 13↓ 160.2%
Finish· 26.22 mi
11:51/mi
5:28:14
↑ 22↓ 21

The Course

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Half Splits

1st Half· via HalfFaster
Distance13.11 mi
Time2:29:37
Pace11:25 /mi
2nd Half
Distance13.11 mi
Time2:58:37
Pace13:38 /mi
📊Positive Split: 19.4% slower second half

Checkpoint Splits

CheckpointDistanceTime of DayTimeAvg PaceSegment TimeSegment PaceDiff
5K
3.11 mi11:47:1131:3410:1031:34
10:10
-
10K
6.21 mi12:20:281:04:5110:2633:17
10:43
+0:33
15K
9.32 mi12:55:461:40:0910:4535:18
11:22
+0:39
20K
12.43 mi13:36:372:21:0011:2140:51
13:09
+1:47
Half
13.11 mi13:45:142:29:3711:258:37
12:38
-0:31
25K
15.53 mi14:18:353:02:5811:4733:21
13:45
+1:07
30K
18.64 mi15:01:363:45:5912:0743:01
13:51
+0:06
20M
20.00 mi15:21:284:05:5112:1819:52
14:37
+0:46
21M
21.00 mi15:35:344:19:5712:2314:06
14:06
-0:31
35K
21.75 mi15:45:094:29:3212:249:35
12:49
-1:17
23M
23.00 mi16:02:414:47:0412:2917:32
14:00
+1:11
24M
24.00 mi16:15:274:59:5012:3012:46
12:46
-1:14
40K
24.85 mi16:26:565:11:1912:3211:29
13:26
+0:40
25.2M
25.20 mi16:31:465:16:0912:334:50
14:01
+0:35
Finish
26.22 mi16:43:515:28:1412:3212:05
11:51
-2:10

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

10:10 /mi

Average Pace

12:32 /mi

Slowest Pace

14:37 /mi

Loading chart...
Fastest
Middle
Slowest
Average

📊Segments

Segment Time Comparison

Time at Faster Pace

1:52:14

34% of race

Time at Steady Pace

1:56:39

36% of race

Time at Slower Pace

1:39:21

30% of race

Average Pace: 12:31 /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 mi11:47:1131:3410:1031:34
10:10
#25970
10K
6.21 mi12:20:281:04:5110:2633:17
10:43
#26369
15K
9.32 mi12:55:461:40:0910:4535:18
11:22
#26698
20K
12.43 mi13:36:372:21:0011:2140:51
13:09
#27210
Half
13.11 mi13:45:142:29:3711:258:37
12:38
#27267
25K
15.53 mi14:18:353:02:5811:4733:21
13:45
#27395
30K
18.64 mi15:01:363:45:5912:0743:01
13:51
#27420
20M
20.00 mi15:21:284:05:5112:1819:52
14:37
#27450
21M
21.00 mi15:35:344:19:5712:2314:06
14:06
#27410
35K
21.75 mi15:45:094:29:3212:249:35
12:49
#27402
23M
23.00 mi16:02:414:47:0412:2917:32
14:00
#27412
24M
24.00 mi16:15:274:59:5012:3012:46
12:46
#27400
40K
24.85 mi16:26:565:11:1912:3211:29
13:26
#27376
25.2M
25.20 mi16:31:465:16:0912:334:50
14:01
#27364
Finish
26.22 mi16:43:515:28:1412:3212:05
11:51
#27363
Faster pace
Steady pace
Slower pace

Checkpoint and Segment Rankings

CheckpointDistanceSeg. DistOverallMalesM18-39Seg. OverallSeg. MalesSeg. M18-39
5K3.11 mi3.11 mi25970151631516327103(Top 95%)15597(Top 97%)15597(Top 276%)
10K6.21 mi3.10 mi26369-39915322-15915322-15926632(Top 94%)15426(Top 96%)15426(Top 273%)
15K9.32 mi3.11 mi26698-32915460-13815460-13827103(Top 95%)15597(Top 97%)15597(Top 276%)
20K12.43 mi3.11 mi27210-51215651-19115651-19127898(Top 98%)15896(Top 99%)15896(Top 282%)
Half13.11 mi0.68 mi27267-5715675-2415675-2427829(Top 98%)15855(Top 98%)15855(Top 281%)
25K15.53 mi2.42 mi27395-12815712-3715712-3727763(Top 98%)15822(Top 98%)15822(Top 280%)
30K18.64 mi3.11 mi27420-2515697+1515697+1527390(Top 96%)15610(Top 97%)15610(Top 277%)
20M20.00 mi1.36 mi27450-3015702-515702-527699(Top 98%)15713(Top 98%)15713(Top 279%)
21M21.00 mi1.00 mi27410+4015687+1515687+1526335(Top 93%)15039(Top 93%)15039(Top 267%)
35K21.75 mi0.75 mi27402+815678+915678+926798(Top 94%)15244(Top 95%)15244(Top 270%)
23M23.00 mi1.25 mi27412-1015677+115677+127330(Top 96%)15493(Top 96%)15493(Top 275%)
24M24.00 mi1.00 mi27400+1215667+1015667+1026613(Top 94%)15122(Top 94%)15122(Top 268%)
40K24.85 mi0.85 mi27376+2415646+2115646+2126713(Top 94%)15141(Top 94%)15141(Top 268%)
25.2M25.20 mi0.35 mi27364+1215636+1015636+1026316(Top 93%)14907(Top 93%)14907(Top 264%)
Finish26.22 mi1.02 mi27363+115644-815644-826638(Top 94%)15123(Top 94%)15123(Top 268%)

Segment Performance Analysis

10K→15K

0.0 - 3.1 mi

Top 95%
×21story building
+97ft-345ft

Overall

27103

Males

15597

M18-39

15597

5K→10K

3.1 - 6.2 mi

Top 94%
×5story building
+79ft-138ft

Overall

26632

Males

15426

M18-39

15426

10K→15K

6.2 - 9.3 mi

Top 95%
×3story building
+67ft-78ft

Overall

27103

Males

15597

M18-39

15597

15K→20K

9.3 - 12.4 mi

Top 98%
×5story building
+106ft-86ft

Overall

27898

Males

15896

M18-39

15896

20K→Half

12.4 - 13.1 mi

Top 98%
×2story building
+19ft-37ft

Overall

27829

Males

15855

M18-39

15855

Half→25K

13.1 - 15.5 mi

Top 98%
×4story building
+66ft-88ft

Overall

27763

Males

15822

M18-39

15822

25K→30K

15.5 - 18.6 mi

Top 96%
×9story building
+181ft-148ft

Overall

27390

Males

15610

M18-39

15610

30K→20M

18.6 - 20.0 mi

Top 98%
×5story building
+64ft-50ft

Overall

27699

Males

15713

M18-39

15713

20M→21M

20.0 - 21.0 mi

Top 93%
×8story building
+106ft-24ft

Overall

26335

Males

15039

M18-39

15039

21M→35K

21.0 - 21.8 mi

Top 94%
×7story building
+17ft-86ft

Overall

26798

Males

15244

M18-39

15244

35K→23M

21.8 - 23.0 mi

Top 96%
×5story building
+23ft-63ft

Overall

27330

Males

15493

M18-39

15493

23M→24M

23.0 - 24.0 mi

Top 94%
×6story building
+12ft-82ft

Overall

26613

Males

15122

M18-39

15122

24M→40K

24.0 - 24.9 mi

Top 94%
×1story
+6ft-20ft

Overall

26713

Males

15141

M18-39

15141

40K→25.2M

24.9 - 25.2 mi

Top 93%
×1story
+13ft-16ft

Overall

26316

Males

14907

M18-39

14907

25.2M→Finish

25.2 - 26.2 mi

Top 94%
×2story building
+22ft-21ft

Overall

26638

Males

15123

M18-39

15123

Passing Analysis

Category:
Athletes Passed
403
Passed By
1796
Net Change
-1393
SegmentAthletes PassedPassed ByNet ChangeStart RankEnd Rank
Start → 5K----#25970
5K → 10K54453-399#25970#26369
10K → 15K38367-329#26369#26698
15K → 20K17529-512#26698#27210
20K → Half865-57#27210#27267
Half → 25K32160-128#27267#27395
25K → 30K6691-25#27395#27420
30K → 20M2050-30#27420#27450
20M → 21M433+40#27450#27410
21M → 35K1810+8#27410#27402
35K → 23M1828-10#27402#27412
23M → 24M2614+12#27412#27400
24M → 40K3410+24#27400#27376
40K → 25.2M142+12#27376#27364
25.2M → Finish1514+1#27364#27363
TOTALS4031796-1393
📊

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