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BOSTON MARATHON 2025

James Dyer

Bib: 7318•M

MA

0:00
0:00
/ mi
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Overall
#0 / 28404
Top 26%
Gender (Male)
#0 / 16105
Top 39%
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
21:11
Rank: #6458
Start → 5K
21:11 | 6:49/mi
10K· 6.21 mi
42:08
Rank: #6103 (+355)
5K → 10K
20:57 | 6:45/mi
15K· 9.32 mi
1:03:03
Rank: #5863 (+240)
10K → 15K
20:55 | 6:44/mi
20K· 12.43 mi
1:24:20
Rank: #5824 (+39)
15K → 20K
21:17 | 6:51/mi
Half· 13.11 mi
1:28:59
Rank: #5848 (-24)
20K → Half
4:39 | 6:49/mi
25K· 15.53 mi
1:45:58
Rank: #5904 (-56)
Half → 25K
16:59 | 7:00/mi
30K· 18.64 mi
2:09:14
Rank: #6212 (-308)
25K → 30K
23:16 | 7:29/mi
20M
2:20:18
Rank: #6483 (-271)
30K → 20M
11:04 | 8:09/mi
21M
2:28:44
Rank: #6590 (-107)
20M → 21M
8:26 | 8:26/mi
35K· 21.75 mi
2:34:46
Rank: #6731 (-141)
21M → 35K
6:02 | 8:04/mi
23M
2:45:53
Rank: #7180 (-449)
35K → 23M
11:07 | 8:53/mi
24M
2:53:55
Rank: #7327 (-147)
23M → 24M
8:02 | 8:02/mi
40K· 24.85 mi
3:00:46
Rank: #7376 (-49)
24M → 40K
6:51 | 8:01/mi
25.2M
3:03:41
Rank: #7373 (+3)
40K → 25.2M
2:55 | 8:27/mi
Finish· 26.22 mi
3:11:37
Rank: #7501 (-128)
25.2M → Finish
7:56 | 7:47/mi

The Course

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Half Splits

1st Half· via HalfFaster
Distance13.11 mi
Time1:28:59
Pace6:47 /mi
2nd Half
Distance13.11 mi
Time1:42:38
Pace7:50 /mi
📊Positive Split: 15.3% slower second half

Checkpoint Splits

CheckpointDistanceTime of DayTimeAvg PaceSegment TimeSegment PaceDiff
5K
3.11 mi10:28:2221:116:4921:11
6:49
-
10K
6.21 mi10:49:1942:086:4720:57
6:45
-0:04
15K
9.32 mi11:10:141:03:036:4620:55
6:44
-0:01
20K
12.43 mi11:31:311:24:206:4721:17
6:51
+0:07
Half
13.11 mi11:36:101:28:596:474:39
6:49
-0:02
25K
15.53 mi11:53:091:45:586:4916:59
7:00
+0:11
30K
18.64 mi12:16:252:09:146:5623:16
7:29
+0:29
20M
20.00 mi12:27:292:20:187:0111:04
8:09
+0:40
21M
21.00 mi12:35:552:28:447:058:26
8:26
+0:17
35K
21.75 mi12:41:572:34:467:076:02
8:04
-0:22
23M
23.00 mi12:53:042:45:537:1311:07
8:53
+0:49
24M
24.00 mi13:01:062:53:557:158:02
8:02
-0:51
40K
24.85 mi13:07:573:00:467:166:51
8:01
-0:01
25.2M
25.20 mi13:10:523:03:417:172:55
8:27
+0:26
Finish
26.22 mi13:18:483:11:377:197:56
7:47
-0:40

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

6:44 /mi

Average Pace

7:19 /mi

Slowest Pace

8:53 /mi

Loading chart...
Fastest
Middle
Slowest
Average

📊Segments

Segment Time Comparison

Time at Faster Pace

1:45:58

55% of race

Time at Steady Pace

52:07

27% of race

Time at Slower Pace

33:32

18% of race

Average Pace: 7:18 /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 mi10:28:2221:116:4921:11
6:49
#6458
10K
6.21 mi10:49:1942:086:4720:57
6:45
#6103
15K
9.32 mi11:10:141:03:036:4620:55
6:44
#5863
20K
12.43 mi11:31:311:24:206:4721:17
6:51
#5824
Half
13.11 mi11:36:101:28:596:474:39
6:49
#5848
25K
15.53 mi11:53:091:45:586:4916:59
7:00
#5904
30K
18.64 mi12:16:252:09:146:5623:16
7:29
#6212
20M
20.00 mi12:27:292:20:187:0111:04
8:09
#6483
21M
21.00 mi12:35:552:28:447:058:26
8:26
#6590
35K
21.75 mi12:41:572:34:467:076:02
8:04
#6731
23M
23.00 mi12:53:042:45:537:1311:07
8:53
#7180
24M
24.00 mi13:01:062:53:557:158:02
8:02
#7327
40K
24.85 mi13:07:573:00:467:166:51
8:01
#7376
25.2M
25.20 mi13:10:523:03:417:172:55
8:27
#7373
Finish
26.22 mi13:18:483:11:377:197:56
7:47
#7501
Faster pace
Steady pace
Slower pace

Checkpoint and Segment Rankings

CheckpointDistanceSeg. DistOverallMalesM18-39Seg. OverallSeg. MalesSeg. M18-39
5K3.11 mi3.11 mi6458588458845386(Top 19%)4964(Top 31%)4964(Top 88%)
10K6.21 mi3.10 mi6103+3555595+2895595+2895760(Top 20%)5276(Top 33%)5276(Top 94%)
15K9.32 mi3.11 mi5863+2405381+2145381+2145386(Top 19%)4964(Top 31%)4964(Top 88%)
20K12.43 mi3.11 mi5824+395338+435338+435780(Top 20%)5262(Top 33%)5262(Top 93%)
Half13.11 mi0.68 mi5848-245361-235361-236261(Top 22%)5646(Top 35%)5646(Top 100%)
25K15.53 mi2.42 mi5904-565380-195380-196356(Top 22%)5658(Top 35%)5658(Top 100%)
30K18.64 mi3.11 mi6212-3085600-2205600-2207663(Top 27%)6382(Top 40%)6382(Top 113%)
20M20.00 mi1.36 mi6483-2715800-2005800-20011389(Top 40%)8218(Top 51%)8218(Top 146%)
21M21.00 mi1.00 mi6590-1075853-535853-5310007(Top 35%)7358(Top 46%)7358(Top 130%)
35K21.75 mi0.75 mi6731-1415943-905943-9012628(Top 44%)8614(Top 53%)8614(Top 153%)
23M23.00 mi1.25 mi7180-4496213-2706213-27015531(Top 55%)9859(Top 61%)9859(Top 175%)
24M24.00 mi1.00 mi7327-1476277-646277-6411438(Top 40%)7859(Top 49%)7859(Top 139%)
40K24.85 mi0.85 mi7376-496282-56282-510236(Top 36%)7149(Top 44%)7149(Top 127%)
25.2M25.20 mi0.35 mi7373+36263+196263+198460(Top 30%)6145(Top 38%)6145(Top 109%)
Finish26.22 mi1.02 mi7501-1286309-466309-4611282(Top 40%)7641(Top 47%)7641(Top 135%)

Segment Performance Analysis

10K→15K

0.0 - 3.1 mi

Top 19%
×21stories
+97ft-345ft

Overall

5386

Males

4964

M18-39

4964

5K→10K

3.1 - 6.2 mi

Top 20%
×5stories
+79ft-138ft

Overall

5760

Males

5276

M18-39

5276

10K→15K

6.2 - 9.3 mi

Top 19%
×3stories
+67ft-78ft

Overall

5386

Males

4964

M18-39

4964

15K→20K

9.3 - 12.4 mi

Top 20%
×5stories
+106ft-86ft

Overall

5780

Males

5262

M18-39

5262

20K→Half

12.4 - 13.1 mi

Top 22%
×2stories
+19ft-37ft

Overall

6261

Males

5646

M18-39

5646

Half→25K

13.1 - 15.5 mi

Top 22%
×4stories
+66ft-88ft

Overall

6356

Males

5658

M18-39

5658

25K→30K

15.5 - 18.6 mi

Top 27%
×9stories
+181ft-148ft

Overall

7663

Males

6382

M18-39

6382

30K→20M

18.6 - 20.0 mi

Top 40%
×5stories
+64ft-50ft

Overall

11389

Males

8218

M18-39

8218

20M→21M

20.0 - 21.0 mi

Top 35%
×8stories
+106ft-24ft

Overall

10007

Males

7358

M18-39

7358

21M→35K

21.0 - 21.8 mi

Top 44%
×7stories
+17ft-86ft

Overall

12628

Males

8614

M18-39

8614

35K→23M

21.8 - 23.0 mi

Top 55%
×5stories
+23ft-63ft

Overall

15531

Males

9859

M18-39

9859

23M→24M

23.0 - 24.0 mi

Top 40%
×6stories
+12ft-82ft

Overall

11438

Males

7859

M18-39

7859

24M→40K

24.0 - 24.9 mi

Top 36%
×1story
+6ft-20ft

Overall

10236

Males

7149

M18-39

7149

40K→25.2M

24.9 - 25.2 mi

Top 30%
×1story
+13ft-16ft

Overall

8460

Males

6145

M18-39

6145

25.2M→Finish

25.2 - 26.2 mi

Top 40%
×2stories
+22ft-21ft

Overall

11282

Males

7641

M18-39

7641

Passing Analysis

Category:
Athletes Passed
1329
Passed By
2372
Net Change
-1043
SegmentAthletes PassedPassed ByNet ChangeStart RankEnd Rank
Start → 5K----#6458
5K → 10K42166+355#6458#6103
10K → 15K27737+240#6103#5863
15K → 20K143104+39#5863#5824
20K → Half1236-24#5824#5848
Half → 25K120176-56#5848#5904
25K → 30K96404-308#5904#6212
30K → 20M34305-271#6212#6483
20M → 21M36143-107#6483#6590
21M → 35K17158-141#6590#6731
35K → 23M25474-449#6731#7180
23M → 24M35182-147#7180#7327
24M → 40K51100-49#7327#7376
40K → 25.2M3128+3#7376#7373
25.2M → Finish31159-128#7373#7501
TOTALS13292372-1043
📊

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