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BOSTON MARATHON 2025

Tyler Courville

Bib: 806•M

MT

0:00
0:00
/ mi
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Overall
#0 / 28404
Top 15%
Gender (Male)
#0 / 16105
Top 25%
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
19:55
Rank: #3210
Start → 5K
19:55 | 6:25/mi
10K· 6.21 mi
40:15
Rank: #3626 (-416)
5K → 10K
20:20 | 6:33/mi
15K· 9.32 mi
1:00:37
Rank: #3720 (-94)
10K → 15K
20:22 | 6:33/mi
20K· 12.43 mi
1:21:17
Rank: #3770 (-50)
15K → 20K
20:40 | 6:39/mi
Half· 13.11 mi
1:25:44
Rank: #3768 (+2)
20K → Half
4:27 | 6:31/mi
25K· 15.53 mi
1:42:02
Rank: #3809 (-41)
Half → 25K
16:18 | 6:43/mi
30K· 18.64 mi
2:03:29
Rank: #3783 (+26)
25K → 30K
21:27 | 6:54/mi
20M
2:13:23
Rank: #3904 (-121)
30K → 20M
9:54 | 7:17/mi
21M
2:20:56
Rank: #3931 (-27)
20M → 21M
7:33 | 7:33/mi
35K· 21.75 mi
2:26:12
Rank: #3969 (-38)
21M → 35K
5:16 | 7:02/mi
23M
2:35:49
Rank: #4188 (-219)
35K → 23M
9:37 | 7:41/mi
24M
2:43:08
Rank: #4278 (-90)
23M → 24M
7:19 | 7:19/mi
40K· 24.85 mi
2:49:24
Rank: #4347 (-69)
24M → 40K
6:16 | 7:20/mi
25.2M
2:52:00
Rank: #4316 (+31)
40K → 25.2M
2:36 | 7:32/mi
Finish· 26.22 mi
2:58:56
Rank: #4325 (-9)
25.2M → Finish
6:56 | 6:48/mi

The Course

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Half Splits

1st Half· via HalfFaster
Distance13.11 mi
Time1:25:44
Pace6:32 /mi
2nd Half
Distance13.11 mi
Time1:33:12
Pace7:07 /mi
📊Positive Split: 8.7% slower second half

Checkpoint Splits

CheckpointDistanceTime of DayTimeAvg PaceSegment TimeSegment PaceDiff
5K
3.11 mi10:20:1719:556:2519:55
6:25
-
10K
6.21 mi10:40:3740:156:2920:20
6:33
+0:08
15K
9.32 mi11:00:591:00:376:3020:22
6:33
0:00
20K
12.43 mi11:21:391:21:176:3220:40
6:39
+0:06
Half
13.11 mi11:26:061:25:446:324:27
6:31
-0:08
25K
15.53 mi11:42:241:42:026:3416:18
6:43
+0:12
30K
18.64 mi12:03:512:03:296:3721:27
6:54
+0:11
20M
20.00 mi12:13:452:13:236:409:54
7:17
+0:23
21M
21.00 mi12:21:182:20:566:437:33
7:33
+0:16
35K
21.75 mi12:26:342:26:126:435:16
7:02
-0:31
23M
23.00 mi12:36:112:35:496:469:37
7:41
+0:39
24M
24.00 mi12:43:302:43:086:487:19
7:19
-0:22
40K
24.85 mi12:49:462:49:246:496:16
7:20
+0:01
25.2M
25.20 mi12:52:222:52:006:502:36
7:32
+0:12
Finish
26.22 mi12:59:182:58:566:506:56
6:48
-0:44

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

6:25 /mi

Average Pace

6:50 /mi

Slowest Pace

7:41 /mi

Loading chart...
Fastest
Middle
Slowest
Average

📊Segments

Segment Time Comparison

Time at Faster Pace

2:15:41

76% of race

Time at Steady Pace

33:38

19% of race

Time at Slower Pace

9:37

5% of race

Average Pace: 6:49 /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 mi10:20:1719:556:2519:55
6:25
#3210
10K
6.21 mi10:40:3740:156:2920:20
6:33
#3626
15K
9.32 mi11:00:591:00:376:3020:22
6:33
#3720
20K
12.43 mi11:21:391:21:176:3220:40
6:39
#3770
Half
13.11 mi11:26:061:25:446:324:27
6:31
#3768
25K
15.53 mi11:42:241:42:026:3416:18
6:43
#3809
30K
18.64 mi12:03:512:03:296:3721:27
6:54
#3783
20M
20.00 mi12:13:452:13:236:409:54
7:17
#3904
21M
21.00 mi12:21:182:20:566:437:33
7:33
#3931
35K
21.75 mi12:26:342:26:126:435:16
7:02
#3969
23M
23.00 mi12:36:112:35:496:469:37
7:41
#4188
24M
24.00 mi12:43:302:43:086:487:19
7:19
#4278
40K
24.85 mi12:49:462:49:246:496:16
7:20
#4347
25.2M
25.20 mi12:52:222:52:006:502:36
7:32
#4316
Finish
26.22 mi12:59:182:58:566:506:56
6:48
#4325
Faster pace
Steady pace
Slower pace

Checkpoint and Segment Rankings

CheckpointDistanceSeg. DistOverallMalesM18-39Seg. OverallSeg. MalesSeg. M18-39
5K3.11 mi3.11 mi3210305030503923(Top 14%)3699(Top 23%)3699(Top 66%)
10K6.21 mi3.10 mi3626-4163438-3883438-3884045(Top 14%)3806(Top 24%)3806(Top 67%)
15K9.32 mi3.11 mi3720-943517-793517-793923(Top 14%)3699(Top 23%)3699(Top 66%)
20K12.43 mi3.11 mi3770-503558-413558-414039(Top 14%)3794(Top 24%)3794(Top 67%)
Half13.11 mi0.68 mi3768+23557+13557+13880(Top 14%)3660(Top 23%)3660(Top 65%)
25K15.53 mi2.42 mi3809-413590-333590-334305(Top 15%)3993(Top 25%)3993(Top 71%)
30K18.64 mi3.11 mi3783+263566+243566+244112(Top 14%)3783(Top 23%)3783(Top 67%)
20M20.00 mi1.36 mi3904-1213667-1013667-1015686(Top 20%)4966(Top 31%)4966(Top 88%)
21M21.00 mi1.00 mi3931-273684-173684-174869(Top 17%)4279(Top 27%)4279(Top 76%)
35K21.75 mi0.75 mi3969-383712-283712-285626(Top 20%)4814(Top 30%)4814(Top 85%)
23M23.00 mi1.25 mi4188-2193890-1783890-1787761(Top 27%)6020(Top 37%)6020(Top 107%)
24M24.00 mi1.00 mi4278-903956-663956-666493(Top 23%)5215(Top 32%)5215(Top 92%)
40K24.85 mi0.85 mi4347-694007-514007-515795(Top 20%)4728(Top 29%)4728(Top 84%)
25.2M25.20 mi0.35 mi4316+313977+303977+303609(Top 13%)3153(Top 20%)3153(Top 56%)
Finish26.22 mi1.02 mi4325-93980-33980-34522(Top 16%)3814(Top 24%)3814(Top 68%)

Segment Performance Analysis

10K→15K

0.0 - 3.1 mi

Top 14%
×21stories
+97ft-345ft

Overall

3923

Males

3699

M18-39

3699

5K→10K

3.1 - 6.2 mi

Top 14%
×5stories
+79ft-138ft

Overall

4045

Males

3806

M18-39

3806

10K→15K

6.2 - 9.3 mi

Top 14%
×3stories
+67ft-78ft

Overall

3923

Males

3699

M18-39

3699

15K→20K

9.3 - 12.4 mi

Top 14%
×5stories
+106ft-86ft

Overall

4039

Males

3794

M18-39

3794

20K→Half

12.4 - 13.1 mi

Top 14%
×2stories
+19ft-37ft

Overall

3880

Males

3660

M18-39

3660

Half→25K

13.1 - 15.5 mi

Top 15%
×4stories
+66ft-88ft

Overall

4305

Males

3993

M18-39

3993

25K→30K

15.5 - 18.6 mi

Top 14%
×9stories
+181ft-148ft

Overall

4112

Males

3783

M18-39

3783

30K→20M

18.6 - 20.0 mi

Top 20%
×5stories
+64ft-50ft

Overall

5686

Males

4966

M18-39

4966

20M→21M

20.0 - 21.0 mi

Top 17%
×8stories
+106ft-24ft

Overall

4869

Males

4279

M18-39

4279

21M→35K

21.0 - 21.8 mi

Top 20%
×7stories
+17ft-86ft

Overall

5626

Males

4814

M18-39

4814

35K→23M

21.8 - 23.0 mi

Top 27%
×5stories
+23ft-63ft

Overall

7761

Males

6020

M18-39

6020

23M→24M

23.0 - 24.0 mi

Top 23%
×6stories
+12ft-82ft

Overall

6493

Males

5215

M18-39

5215

24M→40K

24.0 - 24.9 mi

Top 20%
×1story
+6ft-20ft

Overall

5795

Males

4728

M18-39

4728

40K→25.2M

24.9 - 25.2 mi

Top 13%
×1story
+13ft-16ft

Overall

3609

Males

3153

M18-39

3153

25.2M→Finish

25.2 - 26.2 mi

Top 16%
×2stories
+22ft-21ft

Overall

4522

Males

3814

M18-39

3814

Passing Analysis

Category:
Athletes Passed
648
Passed By
1763
Net Change
-1115
SegmentAthletes PassedPassed ByNet ChangeStart RankEnd Rank
Start → 5K----#3210
5K → 10K21437-416#3210#3626
10K → 15K75169-94#3626#3720
15K → 20K74124-50#3720#3770
20K → Half1816+2#3770#3768
Half → 25K63104-41#3768#3809
25K → 30K11892+26#3809#3783
30K → 20M32153-121#3783#3904
20M → 21M5178-27#3904#3931
21M → 35K3371-38#3931#3969
35K → 23M24243-219#3969#4188
23M → 24M32122-90#4188#4278
24M → 40K2897-69#4278#4347
40K → 25.2M387+31#4347#4316
25.2M → Finish4150-9#4316#4325
TOTALS6481763-1115
📊

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