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BOSTON MARATHON 2025

Adam St Germain

Bib: 4218•M

PA

0:00
0:00
/ mi
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Overall
#0 / 28404
Top 45%
Gender (Male)
#0 / 16105
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
21:15
Rank: #6641
Start → 5K
21:15 | 6:50/mi
10K· 6.21 mi
43:11
Rank: #7515 (-874)
5K → 10K
21:56 | 7:04/mi
15K· 9.32 mi
1:06:03
Rank: #8382 (-867)
10K → 15K
22:52 | 7:22/mi
20K· 12.43 mi
1:30:01
Rank: #9364 (-982)
15K → 20K
23:58 | 7:43/mi
Half· 13.11 mi
1:35:17
Rank: #9581 (-217)
20K → Half
5:16 | 7:43/mi
25K· 15.53 mi
1:55:17
Rank: #10618 (-1037)
Half → 25K
20:00 | 8:15/mi
30K· 18.64 mi
2:22:57
Rank: #11984 (-1366)
25K → 30K
27:40 | 8:54/mi
20M
2:34:57
Rank: #12302 (-318)
30K → 20M
12:00 | 8:50/mi
21M
2:43:54
Rank: #12338 (-36)
20M → 21M
8:57 | 8:57/mi
35K· 21.75 mi
2:49:56
Rank: #12332 (+6)
21M → 35K
6:02 | 8:04/mi
23M
3:01:14
Rank: #12605 (-273)
35K → 23M
11:18 | 9:02/mi
24M
3:09:26
Rank: #12585 (+20)
23M → 24M
8:12 | 8:12/mi
40K· 24.85 mi
3:17:01
Rank: #12701 (-116)
24M → 40K
7:35 | 8:52/mi
25.2M
3:20:11
Rank: #12705 (-4)
40K → 25.2M
3:10 | 9:11/mi
Finish· 26.22 mi
3:28:37
Rank: #12793 (-88)
25.2M → Finish
8:26 | 8:17/mi

The Course

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Half Splits

1st Half· via HalfFaster
Distance13.11 mi
Time1:35:17
Pace7:16 /mi
2nd Half
Distance13.11 mi
Time1:53:20
Pace8:39 /mi
📊Positive Split: 18.9% slower second half

Checkpoint Splits

CheckpointDistanceTime of DayTimeAvg PaceSegment TimeSegment PaceDiff
5K
3.11 mi10:23:1621:156:5021:15
6:50
-
10K
6.21 mi10:45:1243:116:5721:56
7:04
+0:14
15K
9.32 mi11:08:041:06:037:0522:52
7:22
+0:18
20K
12.43 mi11:32:021:30:017:1523:58
7:43
+0:21
Half
13.11 mi11:37:181:35:177:165:16
7:43
0:00
25K
15.53 mi11:57:181:55:177:2520:00
8:15
+0:32
30K
18.64 mi12:24:582:22:577:4027:40
8:54
+0:39
20M
20.00 mi12:36:582:34:577:4512:00
8:50
-0:04
21M
21.00 mi12:45:552:43:547:488:57
8:57
+0:07
35K
21.75 mi12:51:572:49:567:496:02
8:04
-0:53
23M
23.00 mi13:03:153:01:147:5311:18
9:02
+0:58
24M
24.00 mi13:11:273:09:267:548:12
8:12
-0:50
40K
24.85 mi13:19:023:17:017:567:35
8:52
+0:40
25.2M
25.20 mi13:22:123:20:117:573:10
9:11
+0:19
Finish
26.22 mi13:30:383:28:377:588:26
8:17
-0:54

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

6:50 /mi

Average Pace

7:58 /mi

Slowest Pace

9:11 /mi

Loading chart...
Fastest
Middle
Slowest
Average

📊Segments

Segment Time Comparison

Time at Faster Pace

1:35:17

46% of race

Time at Steady Pace

42:40

20% of race

Time at Slower Pace

1:10:40

34% of race

Average Pace: 7:57 /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 mi10:23:1621:156:5021:15
6:50
#6641
10K
6.21 mi10:45:1243:116:5721:56
7:04
#7515
15K
9.32 mi11:08:041:06:037:0522:52
7:22
#8382
20K
12.43 mi11:32:021:30:017:1523:58
7:43
#9364
Half
13.11 mi11:37:181:35:177:165:16
7:43
#9581
25K
15.53 mi11:57:181:55:177:2520:00
8:15
#10618
30K
18.64 mi12:24:582:22:577:4027:40
8:54
#11984
20M
20.00 mi12:36:582:34:577:4512:00
8:50
#12302
21M
21.00 mi12:45:552:43:547:488:57
8:57
#12338
35K
21.75 mi12:51:572:49:567:496:02
8:04
#12332
23M
23.00 mi13:03:153:01:147:5311:18
9:02
#12605
24M
24.00 mi13:11:273:09:267:548:12
8:12
#12585
40K
24.85 mi13:19:023:17:017:567:35
8:52
#12701
25.2M
25.20 mi13:22:123:20:117:573:10
9:11
#12705
Finish
26.22 mi13:30:383:28:377:588:26
8:17
#12793
Faster pace
Steady pace
Slower pace

Checkpoint and Segment Rankings

CheckpointDistanceSeg. DistOverallMalesM18-39Seg. OverallSeg. MalesSeg. M18-39
5K3.11 mi3.11 mi66416030603010495(Top 37%)8350(Top 52%)8350(Top 148%)
10K6.21 mi3.10 mi7515-8746668-6386668-6388358(Top 29%)7210(Top 45%)7210(Top 128%)
15K9.32 mi3.11 mi8382-8677211-5437211-54310495(Top 37%)8350(Top 52%)8350(Top 148%)
20K12.43 mi3.11 mi9364-9827761-5507761-55012530(Top 44%)9207(Top 57%)9207(Top 163%)
Half13.11 mi0.68 mi9581-2177868-1077868-10713495(Top 48%)9683(Top 60%)9683(Top 172%)
25K15.53 mi2.42 mi10618-10378397-5298397-52915593(Top 55%)10475(Top 65%)10475(Top 186%)
30K18.64 mi3.11 mi11984-13668968-5718968-57117165(Top 60%)11004(Top 68%)11004(Top 195%)
20M20.00 mi1.36 mi12302-3189072-1049072-10415807(Top 56%)10279(Top 64%)10279(Top 182%)
21M21.00 mi1.00 mi12338-369054+189054+1813188(Top 46%)8944(Top 56%)8944(Top 159%)
35K21.75 mi0.75 mi12332+69022+329022+3212660(Top 45%)8646(Top 54%)8646(Top 153%)
23M23.00 mi1.25 mi12605-2739121-999121-9916388(Top 58%)10230(Top 64%)10230(Top 181%)
24M24.00 mi1.00 mi12585+209088+339088+3312543(Top 44%)8438(Top 52%)8438(Top 150%)
40K24.85 mi0.85 mi12701-1169106-189106-1815539(Top 55%)9673(Top 60%)9673(Top 171%)
25.2M25.20 mi0.35 mi12705-49095+119095+1112776(Top 45%)8361(Top 52%)8361(Top 148%)
Finish26.22 mi1.02 mi12793-889111-169111-1614741(Top 52%)9361(Top 58%)9361(Top 166%)

Segment Performance Analysis

10K→15K

0.0 - 3.1 mi

Top 37%
×21stories
+97ft-345ft

Overall

10495

Males

8350

M18-39

8350

5K→10K

3.1 - 6.2 mi

Top 29%
×5stories
+79ft-138ft

Overall

8358

Males

7210

M18-39

7210

10K→15K

6.2 - 9.3 mi

Top 37%
×3stories
+67ft-78ft

Overall

10495

Males

8350

M18-39

8350

15K→20K

9.3 - 12.4 mi

Top 44%
×5stories
+106ft-86ft

Overall

12530

Males

9207

M18-39

9207

20K→Half

12.4 - 13.1 mi

Top 48%
×2stories
+19ft-37ft

Overall

13495

Males

9683

M18-39

9683

Half→25K

13.1 - 15.5 mi

Top 55%
×4stories
+66ft-88ft

Overall

15593

Males

10475

M18-39

10475

25K→30K

15.5 - 18.6 mi

Top 60%
×9stories
+181ft-148ft

Overall

17165

Males

11004

M18-39

11004

30K→20M

18.6 - 20.0 mi

Top 56%
×5stories
+64ft-50ft

Overall

15807

Males

10279

M18-39

10279

20M→21M

20.0 - 21.0 mi

Top 46%
×8stories
+106ft-24ft

Overall

13188

Males

8944

M18-39

8944

21M→35K

21.0 - 21.8 mi

Top 45%
×7stories
+17ft-86ft

Overall

12660

Males

8646

M18-39

8646

35K→23M

21.8 - 23.0 mi

Top 58%
×5stories
+23ft-63ft

Overall

16388

Males

10230

M18-39

10230

23M→24M

23.0 - 24.0 mi

Top 44%
×6stories
+12ft-82ft

Overall

12543

Males

8438

M18-39

8438

24M→40K

24.0 - 24.9 mi

Top 55%
×1story
+6ft-20ft

Overall

15539

Males

9673

M18-39

9673

40K→25.2M

24.9 - 25.2 mi

Top 45%
×1story
+13ft-16ft

Overall

12776

Males

8361

M18-39

8361

25.2M→Finish

25.2 - 26.2 mi

Top 52%
×2stories
+22ft-21ft

Overall

14741

Males

9361

M18-39

9361

Passing Analysis

Category:
Athletes Passed
633
Passed By
6782
Net Change
-6152
SegmentAthletes PassedPassed ByNet ChangeStart RankEnd Rank
Start → 5K----#6641
5K → 10K27901-874#6641#7515
10K → 15K23890-867#7515#8382
15K → 20K331015-982#8382#9364
20K → Half2219-217#9364#9581
Half → 25K321067-1037#9581#10618
25K → 30K371402-1366#10618#11984
30K → 20M55373-318#11984#12302
20M → 21M91127-36#12302#12338
21M → 35K6357+6#12338#12332
35K → 23M59332-273#12332#12605
23M → 24M8464+20#12605#12585
24M → 40K51167-116#12585#12701
40K → 25.2M2933-4#12701#12705
25.2M → Finish47135-88#12705#12793
TOTALS6336782-6152
📊

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