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BOSTON MARATHON 2025

Adrian Stachowiak

Bib: 32063•M

0:00
0:00
/ mi
Masters
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Overall
#0 / 28404
Gender (Male)
#0 / 16105
Masters (Masters Men)
#0 / 10463
Division (M40-44)
#0 / 2247
Race Day Weather
50°/40°F
broken clouds

⏱️ Race Timeline

Start
0:00:00
Race begins
5K· 3.11 mi
28:49
Rank: #23484
Start → 5K
28:49 | 9:17/mi
10K· 6.21 mi
58:01
Rank: #23675 (-191)
5K → 10K
29:12 | 9:24/mi
15K· 9.32 mi
1:27:46
Rank: #23796 (-121)
10K → 15K
29:45 | 9:35/mi
20K· 12.43 mi
1:57:50
Rank: #23698 (+98)
15K → 20K
30:04 | 9:41/mi
Half· 13.11 mi
2:04:22
Rank: #23706 (-8)
20K → Half
6:32 | 9:35/mi
25K· 15.53 mi
2:29:20
Rank: #23729 (-23)
Half → 25K
24:58 | 10:18/mi
30K· 18.64 mi
3:05:56
Rank: #24171 (-442)
25K → 30K
36:36 | 11:47/mi
20M
3:21:46
Rank: #24223 (-52)
30K → 20M
15:50 | 11:39/mi
21M
3:34:48
Rank: #24301 (-78)
20M → 21M
13:02 | 13:02/mi
35K· 21.75 mi
3:43:37
Rank: #24367 (-66)
21M → 35K
8:49 | 11:47/mi
23M
3:57:52
Rank: #24346 (+21)
35K → 23M
14:15 | 11:23/mi
24M
4:10:07
Rank: #24465 (-119)
23M → 24M
12:15 | 12:15/mi
40K· 24.85 mi
4:21:01
Rank: #24542 (-77)
24M → 40K
10:54 | 12:45/mi
25.2M
4:25:44
Rank: #24572 (-30)
40K → 25.2M
4:43 | 13:41/mi
Finish· 26.22 mi
4:37:12
Rank: #24633 (-61)
25.2M → Finish
11:28 | 11:15/mi

The Course

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Half Splits

1st Half· via HalfFaster
Distance13.11 mi
Time2:04:22
Pace9:29 /mi
2nd Half
Distance13.11 mi
Time2:32:50
Pace11:40 /mi
📊Positive Split: 22.9% slower second half

Checkpoint Splits

CheckpointDistanceTime of DayTimeAvg PaceSegment TimeSegment PaceDiff
5K
3.11 mi11:53:3628:499:1728:49
9:17
-
10K
6.21 mi12:22:4858:019:2029:12
9:24
+0:07
15K
9.32 mi12:52:331:27:469:2529:45
9:35
+0:11
20K
12.43 mi13:22:371:57:509:2930:04
9:41
+0:06
Half
13.11 mi13:29:092:04:229:296:32
9:35
-0:06
25K
15.53 mi13:54:072:29:209:3724:58
10:18
+0:43
30K
18.64 mi14:30:433:05:569:5836:36
11:47
+1:29
20M
20.00 mi14:46:333:21:4610:0515:50
11:39
-0:08
21M
21.00 mi14:59:353:34:4810:1413:02
13:02
+1:23
35K
21.75 mi15:08:243:43:3710:178:49
11:47
-1:15
23M
23.00 mi15:22:393:57:5210:2114:15
11:23
-0:24
24M
24.00 mi15:34:544:10:0710:2512:15
12:15
+0:52
40K
24.85 mi15:45:484:21:0110:3010:54
12:45
+0:30
25.2M
25.20 mi15:50:314:25:4410:334:43
13:41
+0:56
Finish
26.22 mi16:01:594:37:1210:3511:28
11:15
-2:26

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

9:17 /mi

Average Pace

10:35 /mi

Slowest Pace

13:41 /mi

Loading chart...
Fastest
Middle
Slowest
Average

📊Segments

Segment Time Comparison

Time at Faster Pace

2:29:20

54% of race

Time at Steady Pace

1:26:58

31% of race

Time at Slower Pace

40:54

15% of race

Average Pace: 10:34 /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 mi11:53:3628:499:1728:49
9:17
#23484
10K
6.21 mi12:22:4858:019:2029:12
9:24
#23675
15K
9.32 mi12:52:331:27:469:2529:45
9:35
#23796
20K
12.43 mi13:22:371:57:509:2930:04
9:41
#23698
Half
13.11 mi13:29:092:04:229:296:32
9:35
#23706
25K
15.53 mi13:54:072:29:209:3724:58
10:18
#23729
30K
18.64 mi14:30:433:05:569:5836:36
11:47
#24171
20M
20.00 mi14:46:333:21:4610:0515:50
11:39
#24223
21M
21.00 mi14:59:353:34:4810:1413:02
13:02
#24301
35K
21.75 mi15:08:243:43:3710:178:49
11:47
#24367
23M
23.00 mi15:22:393:57:5210:2114:15
11:23
#24346
24M
24.00 mi15:34:544:10:0710:2512:15
12:15
#24465
40K
24.85 mi15:45:484:21:0110:3010:54
12:45
#24542
25.2M
25.20 mi15:50:314:25:4410:334:43
13:41
#24572
Finish
26.22 mi16:01:594:37:1210:3511:28
11:15
#24633
Faster pace
Steady pace
Slower pace

Checkpoint and Segment Rankings

CheckpointDistanceSeg. DistOverallMalesM40-44Seg. OverallSeg. MalesSeg. M40-44
5K3.11 mi3.11 mi23484139971399723938(Top 84%)14247(Top 88%)14247(Top 634%)
10K6.21 mi3.10 mi23675-19114093-9614093-9623823(Top 84%)14182(Top 88%)14182(Top 631%)
15K9.32 mi3.11 mi23796-12114163-7014163-7023938(Top 84%)14247(Top 88%)14247(Top 634%)
20K12.43 mi3.11 mi23698+9814120+4314120+4323422(Top 82%)13983(Top 87%)13983(Top 622%)
Half13.11 mi0.68 mi23706-814118+214118+223783(Top 84%)14142(Top 88%)14142(Top 629%)
25K15.53 mi2.42 mi23729-2314123-514123-523947(Top 84%)14174(Top 88%)14174(Top 631%)
30K18.64 mi3.11 mi24171-44214290-16714290-16725277(Top 89%)14665(Top 91%)14665(Top 653%)
20M20.00 mi1.36 mi24223-5214288+214288+224789(Top 87%)14371(Top 89%)14371(Top 640%)
21M21.00 mi1.00 mi24301-7814307-1914307-1925085(Top 88%)14413(Top 89%)14413(Top 641%)
35K21.75 mi0.75 mi24367-6614332-2514332-2525548(Top 90%)14609(Top 91%)14609(Top 650%)
23M23.00 mi1.25 mi24346+2114310+2214310+2224049(Top 85%)13867(Top 86%)13867(Top 617%)
24M24.00 mi1.00 mi24465-11914354-4414354-4425984(Top 91%)14792(Top 92%)14792(Top 658%)
40K24.85 mi0.85 mi24542-7714375-2114375-2125997(Top 92%)14785(Top 92%)14785(Top 658%)
25.2M25.20 mi0.35 mi24572-3014386-1114386-1125903(Top 91%)14702(Top 91%)14702(Top 654%)
Finish26.22 mi1.02 mi24633-6114401-1514401-1525798(Top 91%)14685(Top 91%)14685(Top 654%)

Segment Performance Analysis

10K→15K

0.0 - 3.1 mi

Top 84%
×21stories
+97ft-345ft

Overall

23938

Males

14247

M40-44

14247

5K→10K

3.1 - 6.2 mi

Top 84%
×5stories
+79ft-138ft

Overall

23823

Males

14182

M40-44

14182

10K→15K

6.2 - 9.3 mi

Top 84%
×3stories
+67ft-78ft

Overall

23938

Males

14247

M40-44

14247

15K→20K

9.3 - 12.4 mi

Top 82%
×5stories
+106ft-86ft

Overall

23422

Males

13983

M40-44

13983

20K→Half

12.4 - 13.1 mi

Top 84%
×2stories
+19ft-37ft

Overall

23783

Males

14142

M40-44

14142

Half→25K

13.1 - 15.5 mi

Top 84%
×4stories
+66ft-88ft

Overall

23947

Males

14174

M40-44

14174

25K→30K

15.5 - 18.6 mi

Top 89%
×9stories
+181ft-148ft

Overall

25277

Males

14665

M40-44

14665

30K→20M

18.6 - 20.0 mi

Top 87%
×5stories
+64ft-50ft

Overall

24789

Males

14371

M40-44

14371

20M→21M

20.0 - 21.0 mi

Top 88%
×8stories
+106ft-24ft

Overall

25085

Males

14413

M40-44

14413

21M→35K

21.0 - 21.8 mi

Top 90%
×7stories
+17ft-86ft

Overall

25548

Males

14609

M40-44

14609

35K→23M

21.8 - 23.0 mi

Top 85%
×5stories
+23ft-63ft

Overall

24049

Males

13867

M40-44

13867

23M→24M

23.0 - 24.0 mi

Top 91%
×6stories
+12ft-82ft

Overall

25984

Males

14792

M40-44

14792

24M→40K

24.0 - 24.9 mi

Top 92%
×1story
+6ft-20ft

Overall

25997

Males

14785

M40-44

14785

40K→25.2M

24.9 - 25.2 mi

Top 91%
×1story
+13ft-16ft

Overall

25903

Males

14702

M40-44

14702

25.2M→Finish

25.2 - 26.2 mi

Top 91%
×2stories
+22ft-21ft

Overall

25798

Males

14685

M40-44

14685

Passing Analysis

Category:
Athletes Passed
871
Passed By
2020
Net Change
-1149
SegmentAthletes PassedPassed ByNet ChangeStart RankEnd Rank
Start → 5K----#23484
5K → 10K158349-191#23484#23675
10K → 15K120241-121#23675#23796
15K → 20K17981+98#23796#23698
20K → Half1927-8#23698#23706
Half → 25K112135-23#23706#23729
25K → 30K47489-442#23729#24171
30K → 20M60112-52#24171#24223
20M → 21M36114-78#24223#24301
21M → 35K1985-66#24301#24367
35K → 23M7049+21#24367#24346
23M → 24M17136-119#24346#24465
24M → 40K1592-77#24465#24542
40K → 25.2M535-30#24542#24572
25.2M → Finish1475-61#24572#24633
TOTALS8712020-1149
📊

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