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BOSTON MARATHON 2025

Simon Markham

Bib: 16142•M

0:00
0:00
/ mi
Masters
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Overall
#0 / 28404
Top 28%
Gender (Male)
#0 / 16105
Top 41%
Masters (Masters Men)
#0 / 10463
Top 28%
Division (M60-64)
#0 / 1259
Top 4%
Race Day Weather
50°/40°F
broken clouds

⏱️ Race Timeline

Start
0:00:00
Race begins
5K· 3.11 mi
23:04
Rank: #11543
Start → 5K
23:04 | 7:25/mi
10K· 6.21 mi
46:08
Rank: #11446 (+97)
5K → 10K
23:04 | 7:25/mi
15K· 9.32 mi
1:09:00
Rank: #11080 (+366)
10K → 15K
22:52 | 7:22/mi
20K· 12.43 mi
1:31:57
Rank: #10751 (+329)
15K → 20K
22:57 | 7:23/mi
Half· 13.11 mi
1:36:54
Rank: #10679 (+72)
20K → Half
4:57 | 7:15/mi
25K· 15.53 mi
1:54:45
Rank: #10321 (+358)
Half → 25K
17:51 | 7:22/mi
30K· 18.64 mi
2:17:41
Rank: #9584 (+737)
25K → 30K
22:56 | 7:23/mi
20M
2:27:49
Rank: #9312 (+272)
30K → 20M
10:08 | 7:27/mi
21M
2:35:31
Rank: #9031 (+281)
20M → 21M
7:42 | 7:42/mi
35K· 21.75 mi
2:40:51
Rank: #8871 (+160)
21M → 35K
5:20 | 7:08/mi
23M
2:50:01
Rank: #8546 (+325)
35K → 23M
9:10 | 7:19/mi
24M
2:57:06
Rank: #8322 (+224)
23M → 24M
7:05 | 7:05/mi
40K· 24.85 mi
3:03:17
Rank: #8163 (+159)
24M → 40K
6:11 | 7:14/mi
25.2M
3:05:55
Rank: #8075 (+88)
40K → 25.2M
2:38 | 7:38/mi
Finish· 26.22 mi
3:12:56
Rank: #7870 (+205)
25.2M → Finish
7:01 | 6:53/mi

The Course

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Half Splits

1st Half· via Half⚖️ Balanced
Distance13.11 mi
Time1:36:54
Pace7:23 /mi
2nd Half⚖️ Balanced
Distance13.11 mi
Time1:36:02
Pace7:20 /mi
📊Even Split: Consistent pacing between halves

Checkpoint Splits

CheckpointDistanceTime of DayTimeAvg PaceSegment TimeSegment PaceDiff
5K
3.11 mi10:56:3923:047:2523:04
7:25
-
10K
6.21 mi11:19:4346:087:2523:04
7:25
0:00
15K
9.32 mi11:42:351:09:007:2422:52
7:22
-0:03
20K
12.43 mi12:05:321:31:577:2422:57
7:23
+0:01
Half
13.11 mi12:10:291:36:547:234:57
7:15
-0:08
25K
15.53 mi12:28:201:54:457:2317:51
7:22
+0:07
30K
18.64 mi12:51:162:17:417:2322:56
7:23
+0:01
20M
20.00 mi13:01:242:27:497:2310:08
7:27
+0:04
21M
21.00 mi13:09:062:35:317:247:42
7:42
+0:15
35K
21.75 mi13:14:262:40:517:245:20
7:08
-0:34
23M
23.00 mi13:23:362:50:017:249:10
7:19
+0:11
24M
24.00 mi13:30:412:57:067:237:05
7:05
-0:14
40K
24.85 mi13:36:523:03:177:226:11
7:14
+0:09
25.2M
25.20 mi13:39:303:05:557:232:38
7:38
+0:24
Finish
26.22 mi13:46:313:12:567:227:01
6:53
-0:45

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

6:53 /mi

Average Pace

7:22 /mi

Slowest Pace

7:42 /mi

Loading chart...
Fastest
Middle
Slowest
Average

📊Segments

Segment Time Comparison

Time at Faster Pace

3:02:36

95% of race

Time at Steady Pace

10:20

5% of race

Time at Slower Pace

0:00

0% of race

Average Pace: 7:21 /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 mi10:56:3923:047:2523:04
7:25
#11543
10K
6.21 mi11:19:4346:087:2523:04
7:25
#11446
15K
9.32 mi11:42:351:09:007:2422:52
7:22
#11080
20K
12.43 mi12:05:321:31:577:2422:57
7:23
#10751
Half
13.11 mi12:10:291:36:547:234:57
7:15
#10679
25K
15.53 mi12:28:201:54:457:2317:51
7:22
#10321
30K
18.64 mi12:51:162:17:417:2322:56
7:23
#9584
20M
20.00 mi13:01:242:27:497:2310:08
7:27
#9312
21M
21.00 mi13:09:062:35:317:247:42
7:42
#9031
35K
21.75 mi13:14:262:40:517:245:20
7:08
#8871
23M
23.00 mi13:23:362:50:017:249:10
7:19
#8546
24M
24.00 mi13:30:412:57:067:237:05
7:05
#8322
40K
24.85 mi13:36:523:03:177:226:11
7:14
#8163
25.2M
25.20 mi13:39:303:05:557:232:38
7:38
#8075
Finish
26.22 mi13:46:313:12:567:227:01
6:53
#7870
Faster pace
Steady pace
Slower pace

Checkpoint and Segment Rankings

CheckpointDistanceSeg. DistOverallMalesM60-64Seg. OverallSeg. MalesSeg. M60-64
5K3.11 mi3.11 mi115438964896410483(Top 37%)8338(Top 52%)8338(Top 662%)
10K6.21 mi3.10 mi11446+978889+758889+7511382(Top 40%)8839(Top 55%)8839(Top 702%)
15K9.32 mi3.11 mi11080+3668691+1988691+19810483(Top 37%)8338(Top 52%)8338(Top 662%)
20K12.43 mi3.11 mi10751+3298504+1878504+1879768(Top 34%)7878(Top 49%)7878(Top 626%)
Half13.11 mi0.68 mi10679+728466+388466+389512(Top 33%)7747(Top 48%)7747(Top 615%)
25K15.53 mi2.42 mi10321+3588238+2288238+2288819(Top 31%)7230(Top 45%)7230(Top 574%)
30K18.64 mi3.11 mi9584+7377787+4517787+4516946(Top 24%)5938(Top 37%)5938(Top 472%)
20M20.00 mi1.36 mi9312+2727608+1797608+1796735(Top 24%)5676(Top 35%)5676(Top 451%)
21M21.00 mi1.00 mi9031+2817421+1877421+1875645(Top 20%)4838(Top 30%)4838(Top 384%)
35K21.75 mi0.75 mi8871+1607306+1157306+1156163(Top 22%)5185(Top 32%)5185(Top 412%)
23M23.00 mi1.25 mi8546+3257070+2367070+2365586(Top 20%)4730(Top 29%)4730(Top 376%)
24M24.00 mi1.00 mi8322+2246908+1626908+1625137(Top 18%)4356(Top 27%)4356(Top 346%)
40K24.85 mi0.85 mi8163+1596782+1266782+1265237(Top 18%)4378(Top 27%)4378(Top 348%)
25.2M25.20 mi0.35 mi8075+886710+726710+724086(Top 14%)3502(Top 22%)3502(Top 278%)
Finish26.22 mi1.02 mi7870+2056548+1626548+1625002(Top 18%)4117(Top 26%)4117(Top 327%)

Segment Performance Analysis

10K→15K

0.0 - 3.1 mi

Top 37%
×21stories
+97ft-345ft

Overall

10483

Males

8338

M60-64

8338

5K→10K

3.1 - 6.2 mi

Top 40%
×5stories
+79ft-138ft

Overall

11382

Males

8839

M60-64

8839

10K→15K

6.2 - 9.3 mi

Top 37%
×3stories
+67ft-78ft

Overall

10483

Males

8338

M60-64

8338

15K→20K

9.3 - 12.4 mi

Top 34%
×5stories
+106ft-86ft

Overall

9768

Males

7878

M60-64

7878

20K→Half

12.4 - 13.1 mi

Top 33%
×2stories
+19ft-37ft

Overall

9512

Males

7747

M60-64

7747

Half→25K

13.1 - 15.5 mi

Top 31%
×4stories
+66ft-88ft

Overall

8819

Males

7230

M60-64

7230

25K→30K

15.5 - 18.6 mi

Top 24%
×9stories
+181ft-148ft

Overall

6946

Males

5938

M60-64

5938

30K→20M

18.6 - 20.0 mi

Top 24%
×5stories
+64ft-50ft

Overall

6735

Males

5676

M60-64

5676

20M→21M

20.0 - 21.0 mi

Top 20%
×8stories
+106ft-24ft

Overall

5645

Males

4838

M60-64

4838

21M→35K

21.0 - 21.8 mi

Top 22%
×7stories
+17ft-86ft

Overall

6163

Males

5185

M60-64

5185

35K→23M

21.8 - 23.0 mi

Top 20%
×5stories
+23ft-63ft

Overall

5586

Males

4730

M60-64

4730

23M→24M

23.0 - 24.0 mi

Top 18%
×6stories
+12ft-82ft

Overall

5137

Males

4356

M60-64

4356

24M→40K

24.0 - 24.9 mi

Top 18%
×1story
+6ft-20ft

Overall

5237

Males

4378

M60-64

4378

40K→25.2M

24.9 - 25.2 mi

Top 14%
×1story
+13ft-16ft

Overall

4086

Males

3502

M60-64

3502

25.2M→Finish

25.2 - 26.2 mi

Top 18%
×2stories
+22ft-21ft

Overall

5002

Males

4117

M60-64

4117

Passing Analysis

Category:
Athletes Passed
4022*
Passed By
349
Net Change
+3673
SegmentAthletes PassedPassed ByNet ChangeStart RankEnd Rank
Start → 5K----#11543
5K → 10K302205+97#11543#11446
10K → 15K41145+366#11446#11080
15K → 20K36637+329#11080#10751
20K → Half775+72#10751#10679
Half → 25K37517+358#10679#10321
25K → 30K742*5+737#10321#9584
30K → 20M2786+272#9584#9312
20M → 21M2832+281#9312#9031
21M → 35K1622+160#9031#8871
35K → 23M3294+325#8871#8546
23M → 24M2306+224#8546#8322
24M → 40K1634+159#8322#8163
40K → 25.2M913+88#8163#8075
25.2M → Finish2138+205#8075#7870
TOTALS4022*349+3673

* Includes athletes who did not complete a segment (DNF/DNQ).

📊

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