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BOSTON MARATHON 2025

Brock Stewart

Bib: 7153•M

NE

0:00
0:00
/ mi
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Overall
#0 / 28404
Top 13%
Gender (Male)
#0 / 16105
Top 22%
Division (M18-39)
#0 / 5642
Top 46%
Race Day Weather
50°/40°F
broken clouds

⏱️ Race Timeline

Start
0:00:00
Race begins
5K· 3.11 mi
20:31
Rank: #4615
Start → 5K
20:31 | 6:36/mi
10K· 6.21 mi
41:00
Rank: #4479 (+136)
5K → 10K
20:29 | 6:36/mi
15K· 9.32 mi
1:01:21
Rank: #4263 (+216)
10K → 15K
20:21 | 6:33/mi
20K· 12.43 mi
1:22:03
Rank: #4180 (+83)
15K → 20K
20:42 | 6:40/mi
Half· 13.11 mi
1:26:34
Rank: #4196 (-16)
20K → Half
4:31 | 6:37/mi
25K· 15.53 mi
1:42:46
Rank: #4105 (+91)
Half → 25K
16:12 | 6:41/mi
30K· 18.64 mi
2:03:56
Rank: #3930 (+175)
25K → 30K
21:10 | 6:49/mi
20M
2:13:24
Rank: #3908 (+22)
30K → 20M
9:28 | 6:58/mi
21M
2:20:43
Rank: #3852 (+56)
20M → 21M
7:19 | 7:19/mi
35K· 21.75 mi
2:25:52
Rank: #3862 (-10)
21M → 35K
5:09 | 6:53/mi
23M
2:34:44
Rank: #3861 (+1)
35K → 23M
8:52 | 7:05/mi
24M
2:41:44
Rank: #3883 (-22)
23M → 24M
7:00 | 7:00/mi
40K· 24.85 mi
2:47:41
Rank: #3842 (+41)
24M → 40K
5:57 | 6:58/mi
25.2M
2:50:20
Rank: #3836 (+6)
40K → 25.2M
2:39 | 7:41/mi
Finish· 26.22 mi
2:57:14
Rank: #3800 (+36)
25.2M → Finish
6:54 | 6:46/mi

The Course

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Half Splits

1st Half· via HalfFaster
Distance13.11 mi
Time1:26:34
Pace6:36 /mi
2nd Half
Distance13.11 mi
Time1:30:40
Pace6:55 /mi
📊Positive Split: 4.7% slower second half

Checkpoint Splits

CheckpointDistanceTime of DayTimeAvg PaceSegment TimeSegment PaceDiff
5K
3.11 mi10:28:2420:316:3620:31
6:36
-
10K
6.21 mi10:48:5341:006:3620:29
6:36
0:00
15K
9.32 mi11:09:141:01:216:3520:21
6:33
-0:03
20K
12.43 mi11:29:561:22:036:3620:42
6:40
+0:07
Half
13.11 mi11:34:271:26:346:364:31
6:37
-0:03
25K
15.53 mi11:50:391:42:466:3716:12
6:41
+0:04
30K
18.64 mi12:11:492:03:566:3921:10
6:49
+0:08
20M
20.00 mi12:21:172:13:246:409:28
6:58
+0:09
21M
21.00 mi12:28:362:20:436:427:19
7:19
+0:21
35K
21.75 mi12:33:452:25:526:425:09
6:53
-0:26
23M
23.00 mi12:42:372:34:446:448:52
7:05
+0:12
24M
24.00 mi12:49:372:41:446:447:00
7:00
-0:05
40K
24.85 mi12:55:342:47:416:455:57
6:58
-0:02
25.2M
25.20 mi12:58:132:50:206:462:39
7:41
+0:43
Finish
26.22 mi13:05:072:57:146:466:54
6:46
-0:55

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

6:33 /mi

Average Pace

6:46 /mi

Slowest Pace

7:41 /mi

Loading chart...
Fastest
Middle
Slowest
Average

📊Segments

Segment Time Comparison

Time at Faster Pace

2:47:16

94% of race

Time at Steady Pace

9:58

6% of race

Time at Slower Pace

0:00

0% of race

Average Pace: 6:46 /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 mi10:28:2420:316:3620:31
6:36
#4615
10K
6.21 mi10:48:5341:006:3620:29
6:36
#4479
15K
9.32 mi11:09:141:01:216:3520:21
6:33
#4263
20K
12.43 mi11:29:561:22:036:3620:42
6:40
#4180
Half
13.11 mi11:34:271:26:346:364:31
6:37
#4196
25K
15.53 mi11:50:391:42:466:3716:12
6:41
#4105
30K
18.64 mi12:11:492:03:566:3921:10
6:49
#3930
20M
20.00 mi12:21:172:13:246:409:28
6:58
#3908
21M
21.00 mi12:28:362:20:436:427:19
7:19
#3852
35K
21.75 mi12:33:452:25:526:425:09
6:53
#3862
23M
23.00 mi12:42:372:34:446:448:52
7:05
#3861
24M
24.00 mi12:49:372:41:446:447:00
7:00
#3883
40K
24.85 mi12:55:342:47:416:455:57
6:58
#3842
25.2M
25.20 mi12:58:132:50:206:462:39
7:41
#3836
Finish
26.22 mi13:05:072:57:146:466:54
6:46
#3800
Faster pace
Steady pace
Slower pace

Checkpoint and Segment Rankings

CheckpointDistanceSeg. DistOverallMalesM18-39Seg. OverallSeg. MalesSeg. M18-39
5K3.11 mi3.11 mi4615432743273869(Top 14%)3649(Top 23%)3649(Top 65%)
10K6.21 mi3.10 mi4479+1364209+1184209+1184407(Top 16%)4132(Top 26%)4132(Top 73%)
15K9.32 mi3.11 mi4263+2164009+2004009+2003869(Top 14%)3649(Top 23%)3649(Top 65%)
20K12.43 mi3.11 mi4180+833933+763933+764097(Top 14%)3842(Top 24%)3842(Top 68%)
Half13.11 mi0.68 mi4196-163945-123945-124502(Top 16%)4195(Top 26%)4195(Top 74%)
25K15.53 mi2.42 mi4105+913858+873858+873978(Top 14%)3710(Top 23%)3710(Top 66%)
30K18.64 mi3.11 mi3930+1753695+1633695+1633524(Top 12%)3272(Top 20%)3272(Top 58%)
20M20.00 mi1.36 mi3908+223670+253670+253878(Top 14%)3561(Top 22%)3561(Top 63%)
21M21.00 mi1.00 mi3852+563617+533617+533675(Top 13%)3357(Top 21%)3357(Top 60%)
35K21.75 mi0.75 mi3862-103621-43621-44568(Top 16%)4046(Top 25%)4046(Top 72%)
23M23.00 mi1.25 mi3861+13606+153606+154211(Top 15%)3740(Top 23%)3740(Top 66%)
24M24.00 mi1.00 mi3883-223614-83614-84599(Top 16%)3970(Top 25%)3970(Top 70%)
40K24.85 mi0.85 mi3842+413569+453569+453650(Top 13%)3220(Top 20%)3220(Top 57%)
25.2M25.20 mi0.35 mi3836+63562+73562+74197(Top 15%)3553(Top 22%)3553(Top 63%)
Finish26.22 mi1.02 mi3800+363524+383524+384299(Top 15%)3643(Top 23%)3643(Top 65%)

Segment Performance Analysis

10K→15K

0.0 - 3.1 mi

Top 14%
×21stories
+97ft-345ft

Overall

3869

Males

3649

M18-39

3649

5K→10K

3.1 - 6.2 mi

Top 16%
×5stories
+79ft-138ft

Overall

4407

Males

4132

M18-39

4132

10K→15K

6.2 - 9.3 mi

Top 14%
×3stories
+67ft-78ft

Overall

3869

Males

3649

M18-39

3649

15K→20K

9.3 - 12.4 mi

Top 14%
×5stories
+106ft-86ft

Overall

4097

Males

3842

M18-39

3842

20K→Half

12.4 - 13.1 mi

Top 16%
×2stories
+19ft-37ft

Overall

4502

Males

4195

M18-39

4195

Half→25K

13.1 - 15.5 mi

Top 14%
×4stories
+66ft-88ft

Overall

3978

Males

3710

M18-39

3710

25K→30K

15.5 - 18.6 mi

Top 12%
×9stories
+181ft-148ft

Overall

3524

Males

3272

M18-39

3272

30K→20M

18.6 - 20.0 mi

Top 14%
×5stories
+64ft-50ft

Overall

3878

Males

3561

M18-39

3561

20M→21M

20.0 - 21.0 mi

Top 13%
×8stories
+106ft-24ft

Overall

3675

Males

3357

M18-39

3357

21M→35K

21.0 - 21.8 mi

Top 16%
×7stories
+17ft-86ft

Overall

4568

Males

4046

M18-39

4046

35K→23M

21.8 - 23.0 mi

Top 15%
×5stories
+23ft-63ft

Overall

4211

Males

3740

M18-39

3740

23M→24M

23.0 - 24.0 mi

Top 16%
×6stories
+12ft-82ft

Overall

4599

Males

3970

M18-39

3970

24M→40K

24.0 - 24.9 mi

Top 13%
×1story
+6ft-20ft

Overall

3650

Males

3220

M18-39

3220

40K→25.2M

24.9 - 25.2 mi

Top 15%
×1story
+13ft-16ft

Overall

4197

Males

3553

M18-39

3553

25.2M→Finish

25.2 - 26.2 mi

Top 15%
×2stories
+22ft-21ft

Overall

4299

Males

3643

M18-39

3643

Passing Analysis

Category:
Athletes Passed
1447
Passed By
632
Net Change
+815
SegmentAthletes PassedPassed ByNet ChangeStart RankEnd Rank
Start → 5K----#4615
5K → 10K251115+136#4615#4479
10K → 15K24024+216#4479#4263
15K → 20K14158+83#4263#4180
20K → Half1531-16#4180#4196
Half → 25K13645+91#4196#4105
25K → 30K21843+175#4105#3930
30K → 20M6240+22#3930#3908
20M → 21M8731+56#3908#3852
21M → 35K2838-10#3852#3862
35K → 23M6867+1#3862#3861
23M → 24M4870-22#3861#3883
24M → 40K6019+41#3883#3842
40K → 25.2M2115+6#3842#3836
25.2M → Finish7236+36#3836#3800
TOTALS1447632+815
📊

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