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BOSTON MARATHON 2025

Simon Cresswell

Bib: 11321•M

0:00
0:00
/ mi
Masters
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Overall
#0 / 28404
Top 47%
Gender (Male)
#0 / 16105
Masters (Masters Men)
#0 / 10463
Top 50%
Division (M50-54)
#0 / 1996
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
7:54/mi
24:33
↑ 97↓ 3451.5%
10K· 6.21 mi
7:49/mi
48:51
↑ 79↓ 1380.4%
15K· 9.32 mi
7:39/mi
1:12:38
↑ 67↓ 78
20K· 12.43 mi
7:40/mi
1:36:28
↑ 106↓ 860.1%
Half· 13.11 mi
7:24/mi
1:41:31
↑ 19↓ 370.5%
25K· 15.53 mi
7:49/mi
2:00:29
↑ 66↓ 880.2%
30K· 18.64 mi
8:14/mi
2:26:03
↑ 181↓ 1480.2%
20M
8:21/mi
2:37:24
↑ 64↓ 500.2%
21M
9:03/mi
2:46:27
↑ 106↓ 241.6%
35K· 21.75 mi
8:09/mi
2:52:33
↑ 17↓ 861.7%
23M
8:20/mi
3:02:59
↑ 23↓ 630.6%
24M
8:23/mi
3:11:22
↓ 821.3%
40K· 24.85 mi
8:26/mi
3:18:35
↓ 200.3%
25.2M
9:46/mi
3:21:57
↑ 13↓ 160.2%
Finish· 26.22 mi
8:24/mi
3:30:31
↑ 22↓ 21

The Course

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Half Splits

1st Half· via HalfFaster
Distance13.11 mi
Time1:41:31
Pace7:45 /mi
2nd Half
Distance13.11 mi
Time1:49:00
Pace8:19 /mi
📊Positive Split: 7.4% slower second half

Checkpoint Splits

CheckpointDistanceTime of DayTimeAvg PaceSegment TimeSegment PaceDiff
5K
3.11 mi10:51:1624:337:5424:33
7:54
-
10K
6.21 mi11:15:3448:517:5224:18
7:49
-0:05
15K
9.32 mi11:39:211:12:387:4823:47
7:39
-0:10
20K
12.43 mi12:03:111:36:287:4623:50
7:40
+0:01
Half
13.11 mi12:08:141:41:317:455:03
7:24
-0:16
25K
15.53 mi12:27:122:00:297:4518:58
7:49
+0:25
30K
18.64 mi12:52:462:26:037:5025:34
8:14
+0:25
20M
20.00 mi13:04:072:37:247:5211:21
8:21
+0:07
21M
21.00 mi13:13:102:46:277:569:03
9:03
+0:42
35K
21.75 mi13:19:162:52:337:566:06
8:09
-0:54
23M
23.00 mi13:29:423:02:597:5710:26
8:20
+0:11
24M
24.00 mi13:38:053:11:227:588:23
8:23
+0:03
40K
24.85 mi13:45:183:18:357:597:13
8:26
+0:03
25.2M
25.20 mi13:48:403:21:578:013:22
9:46
+1:20
Finish
26.22 mi13:57:143:30:318:028:34
8:24
-1:22

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

7:24 /mi

Average Pace

8:02 /mi

Slowest Pace

9:46 /mi

Loading chart...
Fastest
Middle
Slowest
Average

📊Segments

Segment Time Comparison

Time at Faster Pace

2:00:29

57% of race

Time at Steady Pace

1:17:37

37% of race

Time at Slower Pace

12:25

6% of race

Average Pace: 8:02 /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 mi10:51:1624:337:5424:33
7:54
#15688
10K
6.21 mi11:15:3448:517:5224:18
7:49
#15341
15K
9.32 mi11:39:211:12:387:4823:47
7:39
#14553
20K
12.43 mi12:03:111:36:287:4623:50
7:40
#13919
Half
13.11 mi12:08:141:41:317:455:03
7:24
#13739
25K
15.53 mi12:27:122:00:297:4518:58
7:49
#13490
30K
18.64 mi12:52:462:26:037:5025:34
8:14
#13376
20M
20.00 mi13:04:072:37:247:5211:21
8:21
#13287
21M
21.00 mi13:13:102:46:277:569:03
9:03
#13292
35K
21.75 mi13:19:162:52:337:566:06
8:09
#13277
23M
23.00 mi13:29:423:02:597:5710:26
8:20
#13197
24M
24.00 mi13:38:053:11:227:588:23
8:23
#13203
40K
24.85 mi13:45:183:18:357:597:13
8:26
#13188
25.2M
25.20 mi13:48:403:21:578:013:22
9:46
#13232
Finish
26.22 mi13:57:143:30:318:028:34
8:24
#13340
Faster pace
Steady pace
Slower pace

Checkpoint and Segment Rankings

CheckpointDistanceSeg. DistOverallMalesM50-54Seg. OverallSeg. MalesSeg. M50-54
5K3.11 mi3.11 mi15688106911069113083(Top 46%)9551(Top 59%)9551(Top 479%)
10K6.21 mi3.10 mi15341+34710553+13810553+13814996(Top 53%)10417(Top 65%)10417(Top 522%)
15K9.32 mi3.11 mi14553+78810219+33410219+33413083(Top 46%)9551(Top 59%)9551(Top 479%)
20K12.43 mi3.11 mi13919+6349918+3019918+30112145(Top 43%)9039(Top 56%)9039(Top 453%)
Half13.11 mi0.68 mi13739+1809823+959823+9510885(Top 38%)8510(Top 53%)8510(Top 426%)
25K15.53 mi2.42 mi13490+2499686+1379686+13712531(Top 44%)9087(Top 56%)9087(Top 455%)
30K18.64 mi3.11 mi13376+1149582+1049582+10413022(Top 46%)9154(Top 57%)9154(Top 459%)
20M20.00 mi1.36 mi13287+899509+739509+7312829(Top 45%)8924(Top 55%)8924(Top 447%)
21M21.00 mi1.00 mi13292-59486+239486+2313780(Top 49%)9232(Top 57%)9232(Top 463%)
35K21.75 mi0.75 mi13277+159460+269460+2613272(Top 47%)8928(Top 55%)8928(Top 447%)
23M23.00 mi1.25 mi13197+809376+849376+8412230(Top 43%)8338(Top 52%)8338(Top 418%)
24M24.00 mi1.00 mi13203-69352+249352+2413744(Top 48%)9022(Top 56%)9022(Top 452%)
40K24.85 mi0.85 mi13188+159321+319321+3113019(Top 46%)8534(Top 53%)8534(Top 428%)
25.2M25.20 mi0.35 mi13232-449325-49325-415850(Top 56%)9787(Top 61%)9787(Top 490%)
Finish26.22 mi1.02 mi13340-1089358-339358-3315583(Top 55%)9737(Top 60%)9737(Top 488%)

Segment Performance Analysis

10K→15K

0.0 - 3.1 mi

Top 46%
×21story building
+97ft-345ft

Overall

13083

Males

9551

M50-54

9551

5K→10K

3.1 - 6.2 mi

Top 53%
×5story building
+79ft-138ft

Overall

14996

Males

10417

M50-54

10417

10K→15K

6.2 - 9.3 mi

Top 46%
×3story building
+67ft-78ft

Overall

13083

Males

9551

M50-54

9551

15K→20K

9.3 - 12.4 mi

Top 43%
×5story building
+106ft-86ft

Overall

12145

Males

9039

M50-54

9039

20K→Half

12.4 - 13.1 mi

Top 38%
×2story building
+19ft-37ft

Overall

10885

Males

8510

M50-54

8510

Half→25K

13.1 - 15.5 mi

Top 44%
×4story building
+66ft-88ft

Overall

12531

Males

9087

M50-54

9087

25K→30K

15.5 - 18.6 mi

Top 46%
×9story building
+181ft-148ft

Overall

13022

Males

9154

M50-54

9154

30K→20M

18.6 - 20.0 mi

Top 45%
×5story building
+64ft-50ft

Overall

12829

Males

8924

M50-54

8924

20M→21M

20.0 - 21.0 mi

Top 49%
×8story building
+106ft-24ft

Overall

13780

Males

9232

M50-54

9232

21M→35K

21.0 - 21.8 mi

Top 47%
×7story building
+17ft-86ft

Overall

13272

Males

8928

M50-54

8928

35K→23M

21.8 - 23.0 mi

Top 43%
×5story building
+23ft-63ft

Overall

12230

Males

8338

M50-54

8338

23M→24M

23.0 - 24.0 mi

Top 48%
×6story building
+12ft-82ft

Overall

13744

Males

9022

M50-54

9022

24M→40K

24.0 - 24.9 mi

Top 46%
×1story
+6ft-20ft

Overall

13019

Males

8534

M50-54

8534

40K→25.2M

24.9 - 25.2 mi

Top 56%
×1story
+13ft-16ft

Overall

15850

Males

9787

M50-54

9787

25.2M→Finish

25.2 - 26.2 mi

Top 55%
×2story building
+22ft-21ft

Overall

15583

Males

9737

M50-54

9737

Passing Analysis

Category:
Athletes Passed
3405
Passed By
1057
Net Change
+2348
SegmentAthletes PassedPassed ByNet ChangeStart RankEnd Rank
Start → 5K----#15688
5K → 10K521174+347#15688#15341
10K → 15K80012+788#15341#14553
15K → 20K6384+634#14553#13919
20K → Half1800+180#13919#13739
Half → 25K29243+249#13739#13490
25K → 30K298184+114#13490#13376
30K → 20M15263+89#13376#13287
20M → 21M105110-5#13287#13292
21M → 35K7156+15#13292#13277
35K → 23M14666+80#13277#13197
23M → 24M7076-6#13197#13203
24M → 40K7762+15#13203#13188
40K → 25.2M2569-44#13188#13232
25.2M → Finish30138-108#13232#13340
TOTALS34051057+2348
📊

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