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BOSTON MARATHON 2025

Jacek Strucki

Bib: 24787•M

0:00
0:00
/ mi
Masters
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Overall
#0 / 28404
Gender (Male)
#0 / 16105
Masters (Masters Men)
#0 / 10463
Division (M65-69)
#0 / 639
Race Day Weather
50°/40°F
broken clouds

⏱️ Race Timeline

Course Elevation
7–469 ft
≈
×2stacked redwood trees
•▲ 890 ft climb · ▼ 1342 ft descent
Ribbon color based on
FasterSteadySlower· vs. your average pace
Start
0:00
Race begins
5K· 3.11 mi
9:10/mi
28:29
↑ 97↓ 3451.5%
10K· 6.21 mi
9:21/mi
57:31
↑ 79↓ 1380.4%
15K· 9.32 mi
9:31/mi
1:27:04
↑ 67↓ 78
20K· 12.43 mi
9:54/mi
1:57:50
↑ 106↓ 860.1%
Half· 13.11 mi
9:42/mi
2:04:27
↑ 19↓ 370.5%
25K· 15.53 mi
10:28/mi
2:29:50
↑ 66↓ 880.2%
30K· 18.64 mi
11:37/mi
3:05:55
↑ 181↓ 1480.2%
20M
11:04/mi
3:20:58
↑ 64↓ 500.2%
21M
13:11/mi
3:34:09
↑ 106↓ 241.6%
35K· 21.75 mi
11:51/mi
3:43:01
↑ 17↓ 861.7%
23M
11:16/mi
3:57:08
↑ 23↓ 630.6%
24M
10:46/mi
4:07:54
↓ 821.3%
40K· 24.85 mi
11:25/mi
4:17:40
↓ 200.3%
25.2M
12:08/mi
4:21:51
↑ 13↓ 160.2%
Finish· 26.22 mi
10:49/mi
4:32:52
↑ 22↓ 21

The Course

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Half Splits

1st Half· via HalfFaster
Distance13.11 mi
Time2:04:27
Pace9:30 /mi
2nd Half
Distance13.11 mi
Time2:28:25
Pace11:19 /mi
📊Positive Split: 19.3% slower second half

Checkpoint Splits

CheckpointDistanceTime of DayTimeAvg PaceSegment TimeSegment PaceDiff
5K
3.11 mi11:29:2628:299:1028:29
9:10
-
10K
6.21 mi11:58:2857:319:1529:02
9:21
+0:11
15K
9.32 mi12:28:011:27:049:2029:33
9:31
+0:10
20K
12.43 mi12:58:471:57:509:2930:46
9:54
+0:23
Half
13.11 mi13:05:242:04:279:306:37
9:42
-0:12
25K
15.53 mi13:30:472:29:509:3925:23
10:28
+0:46
30K
18.64 mi14:06:523:05:559:5836:05
11:37
+1:09
20M
20.00 mi14:21:553:20:5810:0315:03
11:04
-0:33
21M
21.00 mi14:35:063:34:0910:1213:11
13:11
+2:07
35K
21.75 mi14:43:583:43:0110:158:52
11:51
-1:20
23M
23.00 mi14:58:053:57:0810:1914:07
11:16
-0:35
24M
24.00 mi15:08:514:07:5410:2010:46
10:46
-0:30
40K
24.85 mi15:18:374:17:4010:229:46
11:25
+0:39
25.2M
25.20 mi15:22:484:21:5110:234:11
12:08
+0:43
Finish
26.22 mi15:33:494:32:5210:2511:01
10:49
-1:19

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

9:10 /mi

Average Pace

10:25 /mi

Slowest Pace

13:11 /mi

Loading chart...
Fastest
Middle
Slowest
Average

📊Segments

Segment Time Comparison

Time at Faster Pace

2:04:27

46% of race

Time at Steady Pace

1:16:20

28% of race

Time at Slower Pace

1:12:05

26% of race

Average Pace: 10:24 /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 mi11:29:2628:299:1028:29
9:10
#23100
10K
6.21 mi11:58:2857:319:1529:02
9:21
#23404
15K
9.32 mi12:28:011:27:049:2029:33
9:31
#23581
20K
12.43 mi12:58:471:57:509:2930:46
9:54
#23697
Half
13.11 mi13:05:242:04:279:306:37
9:42
#23721
25K
15.53 mi13:30:472:29:509:3925:23
10:28
#23824
30K
18.64 mi14:06:523:05:559:5836:05
11:37
#24169
20M
20.00 mi14:21:553:20:5810:0315:03
11:04
#24112
21M
21.00 mi14:35:063:34:0910:1213:11
13:11
#24221
35K
21.75 mi14:43:583:43:0110:158:52
11:51
#24284
23M
23.00 mi14:58:053:57:0810:1914:07
11:16
#24278
24M
24.00 mi15:08:514:07:5410:2010:46
10:46
#24236
40K
24.85 mi15:18:374:17:4010:229:46
11:25
#24246
25.2M
25.20 mi15:22:484:21:5110:234:11
12:08
#24229
Finish
26.22 mi15:33:494:32:5210:2511:01
10:49
#24269
Faster pace
Steady pace
Slower pace

Checkpoint and Segment Rankings

CheckpointDistanceSeg. DistOverallMalesM65-69Seg. OverallSeg. MalesSeg. M65-69
5K3.11 mi3.11 mi23100138141381423775(Top 84%)14185(Top 88%)14185(Top 2220%)
10K6.21 mi3.10 mi23404-30413973-15913973-15923666(Top 83%)14105(Top 88%)14105(Top 2207%)
15K9.32 mi3.11 mi23581-17714070-9714070-9723775(Top 84%)14185(Top 88%)14185(Top 2220%)
20K12.43 mi3.11 mi23697-11614119-4914119-4924027(Top 85%)14248(Top 88%)14248(Top 2230%)
Half13.11 mi0.68 mi23721-2414126-714126-724094(Top 85%)14280(Top 89%)14280(Top 2235%)
25K15.53 mi2.42 mi23824-10314163-3714163-3724314(Top 86%)14332(Top 89%)14332(Top 2243%)
30K18.64 mi3.11 mi24169-34514288-12514288-12525017(Top 88%)14533(Top 90%)14533(Top 2274%)
20M20.00 mi1.36 mi24112+5714231+5714231+5723744(Top 84%)13869(Top 86%)13869(Top 2170%)
21M21.00 mi1.00 mi24221-10914274-4314274-4325296(Top 89%)14513(Top 90%)14513(Top 2271%)
35K21.75 mi0.75 mi24284-6314289-1514289-1525640(Top 90%)14653(Top 91%)14653(Top 2293%)
23M23.00 mi1.25 mi24278+614276+1314276+1323832(Top 84%)13754(Top 85%)13754(Top 2152%)
24M24.00 mi1.00 mi24236+4214248+2814248+2823492(Top 83%)13560(Top 84%)13560(Top 2122%)
40K24.85 mi0.85 mi24246-1014237+1114237+1123994(Top 84%)13771(Top 86%)13771(Top 2155%)
25.2M25.20 mi0.35 mi24229+1714218+1914218+1923494(Top 83%)13525(Top 84%)13525(Top 2117%)
Finish26.22 mi1.02 mi24269-4014225-714225-724970(Top 88%)14260(Top 89%)14260(Top 2232%)

Segment Performance Analysis

10K→15K

0.0 - 3.1 mi

Top 84%
×21story building
+97ft-345ft

Overall

23775

Males

14185

M65-69

14185

5K→10K

3.1 - 6.2 mi

Top 83%
×5story building
+79ft-138ft

Overall

23666

Males

14105

M65-69

14105

10K→15K

6.2 - 9.3 mi

Top 84%
×3story building
+67ft-78ft

Overall

23775

Males

14185

M65-69

14185

15K→20K

9.3 - 12.4 mi

Top 85%
×5story building
+106ft-86ft

Overall

24027

Males

14248

M65-69

14248

20K→Half

12.4 - 13.1 mi

Top 85%
×2story building
+19ft-37ft

Overall

24094

Males

14280

M65-69

14280

Half→25K

13.1 - 15.5 mi

Top 86%
×4story building
+66ft-88ft

Overall

24314

Males

14332

M65-69

14332

25K→30K

15.5 - 18.6 mi

Top 88%
×9story building
+181ft-148ft

Overall

25017

Males

14533

M65-69

14533

30K→20M

18.6 - 20.0 mi

Top 84%
×5story building
+64ft-50ft

Overall

23744

Males

13869

M65-69

13869

20M→21M

20.0 - 21.0 mi

Top 89%
×8story building
+106ft-24ft

Overall

25296

Males

14513

M65-69

14513

21M→35K

21.0 - 21.8 mi

Top 90%
×7story building
+17ft-86ft

Overall

25640

Males

14653

M65-69

14653

35K→23M

21.8 - 23.0 mi

Top 84%
×5story building
+23ft-63ft

Overall

23832

Males

13754

M65-69

13754

23M→24M

23.0 - 24.0 mi

Top 83%
×6story building
+12ft-82ft

Overall

23492

Males

13560

M65-69

13560

24M→40K

24.0 - 24.9 mi

Top 84%
×1story
+6ft-20ft

Overall

23994

Males

13771

M65-69

13771

40K→25.2M

24.9 - 25.2 mi

Top 83%
×1story
+13ft-16ft

Overall

23494

Males

13525

M65-69

13525

25.2M→Finish

25.2 - 26.2 mi

Top 88%
×2story building
+22ft-21ft

Overall

24970

Males

14260

M65-69

14260

Passing Analysis

Category:
Athletes Passed
857
Passed By
2026
Net Change
-1169
SegmentAthletes PassedPassed ByNet ChangeStart RankEnd Rank
Start → 5K----#23100
5K → 10K117421-304#23100#23404
10K → 15K117294-177#23404#23581
15K → 20K105221-116#23581#23697
20K → Half1236-24#23697#23721
Half → 25K86189-103#23721#23824
25K → 30K60405-345#23824#24169
30K → 20M10245+57#24169#24112
20M → 21M26135-109#24112#24221
21M → 35K1578-63#24221#24284
35K → 23M6256+6#24284#24278
23M → 24M6422+42#24278#24236
24M → 40K3949-10#24236#24246
40K → 25.2M2912+17#24246#24229
25.2M → Finish2363-40#24229#24269
TOTALS8572026-1169
📊

Passing Visuals

Category:
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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