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BOSTON MARATHON 2026

Simon Hadley

Bib: 12310•M

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0:00
0:00
/ mi
Masters
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Overall
#0 / 29021
Top 48%
Gender (Male)
#0 / 16340
Masters (Masters Men)
#0 / 10617
Age Group (M45-49)
#0 / 2413
Race Day Weather
51°/41°F
overcast clouds

Race Timeline and Course Information

Your journey through the course with elevation, pacing, and checkpoint details

⏱️ Race Timeline

Watch your race unfold from start to finish

Start
0:00:00
Race begins
5K
23:56
3.11 mi
Rank: #14571
Start → 5K
23:56 | 7:43/mi
10K
47:52
6.21 mi
Rank: #14664 (-93)
5K → 10K
23:56 | 7:43/mi
15K
1:12:02
9.32 mi
Rank: #14772 (-108)
10K → 15K
24:10 | 7:47/mi
20K
1:36:16
12.43 mi
Rank: #14696 (+76)
15K → 20K
24:14 | 7:48/mi
HALF
1:41:31
13.11 mi
Rank: #14695 (+1)
20K → HALF
5:15 | 7:43/mi
25K
2:00:30
15.53 mi
Rank: #14565 (+130)
HALF → 25K
18:59 | 7:50/mi
30K
2:25:29
18.64 mi
Rank: #14387 (+178)
25K → 30K
24:59 | 8:03/mi
20M
2:36:25
20.00 mi
Rank: #14274 (+113)
30K → 20M
10:56 | 8:03/mi
21M
2:44:42
21.00 mi
Rank: #14086 (+188)
20M → 21M
8:17 | 8:17/mi
35K
2:50:36
21.75 mi
Rank: #14051 (+35)
21M → 35K
5:54 | 7:54/mi
23M
3:00:48
23.00 mi
Rank: #13997 (+54)
35K → 23M
10:12 | 8:10/mi
24M
3:08:49
24.00 mi
Rank: #13979 (+18)
23M → 24M
8:01 | 8:01/mi
40K
3:15:51
24.85 mi
Rank: #13980 (-1)
24M → 40K
7:02 | 8:14/mi
25.2M
3:18:51
25.20 mi
Rank: #13965 (+15)
40K → 25.2M
3:00 | 8:42/mi
FINISH
3:26:40
26.22 mi
Rank: #13910 (+55)
25.2M → FINISH
7:49 | 7:41/mi

Splits & Pacing

Detailed breakdown of your race performance at each timing point

Half Splits

1st HalfFaster
via HALF
Distance13.11 mi
Time1:41:31
Pace7:45 /mi
2nd Half
Distance13.11 mi
Time1:45:09
Pace8:02 /mi
📊Positive Split: 3.6% slower second half

Checkpoint Splits

CheckpointDistanceTime of DayTimeAvg PaceSegment TimeSegment PaceDiff
5K
3.11 mi10:52:1123:567:4323:56
7:43
-
10K
6.21 mi11:16:0747:527:4323:56
7:43
0:00
15K
9.32 mi11:40:171:12:027:4424:10
7:47
+0:04
20K
12.43 mi12:04:311:36:167:4524:14
7:48
+0:01
HALF
13.11 mi12:09:461:41:317:455:15
7:43
-0:05
25K
15.53 mi12:28:452:00:307:4618:59
7:50
+0:07
30K
18.64 mi12:53:442:25:297:4924:59
8:03
+0:13
20M
20.00 mi13:04:402:36:257:5010:56
8:03
0:00
21M
21.00 mi13:12:572:44:427:518:17
8:17
+0:14
35K
21.75 mi13:18:512:50:367:515:54
7:54
-0:23
23M
23.00 mi13:29:033:00:487:5210:12
8:10
+0:16
24M
24.00 mi13:37:043:08:497:538:01
8:01
-0:09
40K
24.85 mi13:44:063:15:517:537:02
8:14
+0:13
25.2M
25.20 mi13:47:063:18:517:543:00
8:42
+0:28
FINISH
26.22 mi13:54:553:26:407:547:49
7:41
-1:01

Checkpoint Splits Visualizations

Explore your race data through different visual perspectives. Scroll to discover each visualization.

📈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

7:41 /mi

Average Pace

7:53 /mi

Slowest Pace

8:42 /mi

Loading chart...
Fastest
Middle
Slowest
Average

📊Segments

Segment Time Comparison

Bar length shows time spent in each segment. Colors mark your faster to slower segments, relative to your own pace.

Time at Faster Pace

3:23:40

99% of race

Time at Steady Pace

3:00

1% of race

Time at Slower Pace

0:00

0% of race

Average Pace: 7:53 /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

Enhanced split table showing pace trends through mini sparkline visualizations.

Overall Pace Trend

CheckpointDistanceTime of DayTimeAvg PaceSegmentPaceTrendRank
5K
3.11 mi10:52:1123:567:4323:56
7:43
#14571
10K
6.21 mi11:16:0747:527:4323:56
7:43
#14664
15K
9.32 mi11:40:171:12:027:4424:10
7:47
#14772
20K
12.43 mi12:04:311:36:167:4524:14
7:48
#14696
HALF
13.11 mi12:09:461:41:317:455:15
7:43
#14695
25K
15.53 mi12:28:452:00:307:4618:59
7:50
#14565
30K
18.64 mi12:53:442:25:297:4924:59
8:03
#14387
20M
20.00 mi13:04:402:36:257:5010:56
8:03
#14274
21M
21.00 mi13:12:572:44:427:518:17
8:17
#14086
35K
21.75 mi13:18:512:50:367:515:54
7:54
#14051
23M
23.00 mi13:29:033:00:487:5210:12
8:10
#13997
24M
24.00 mi13:37:043:08:497:538:01
8:01
#13979
40K
24.85 mi13:44:063:15:517:537:02
8:14
#13980
25.2M
25.20 mi13:47:063:18:517:543:00
8:42
#13965
FINISH
26.22 mi13:54:553:26:407:547:49
7:41
#13910
Faster pace
Steady pace
Slower pace

Rankings

Your position at each checkpoint and how you ranked in each segment

Checkpoint and Segment Rankings

CheckpointDistanceSeg. DistOverallMalesM45-49Seg. OverallSeg. MalesSeg. M45-49
5K3.11 mi3.11 mi14571100971009715151(Top 52%)10244(Top 63%)10244(Top 425%)
10K6.21 mi3.10 mi14664-9310113-1610113-1614764(Top 51%)10154(Top 62%)10154(Top 421%)
15K9.32 mi3.11 mi14772-10810115-210115-215151(Top 52%)10244(Top 63%)10244(Top 425%)
20K12.43 mi3.11 mi14696+7610086+2910086+2914509(Top 50%)9943(Top 61%)9943(Top 412%)
HALF13.11 mi0.68 mi14695+1100861008614690(Top 51%)10079(Top 62%)10079(Top 418%)
25K15.53 mi2.42 mi14565+13010012+7410012+7414048(Top 48%)9673(Top 59%)9673(Top 401%)
30K18.64 mi3.11 mi14387+1789897+1159897+11513777(Top 47%)9456(Top 58%)9456(Top 392%)
20M20.00 mi1.36 mi14274+1139832+659832+6513161(Top 45%)9084(Top 56%)9084(Top 376%)
21M21.00 mi1.00 mi14086+1889726+1069726+10611738(Top 40%)8317(Top 51%)8317(Top 345%)
35K21.75 mi0.75 mi14051+359696+309696+3013667(Top 47%)9169(Top 56%)9169(Top 380%)
23M23.00 mi1.25 mi13997+549646+509646+5013450(Top 46%)8987(Top 55%)8987(Top 372%)
24M24.00 mi1.00 mi13979+189617+299617+2913863(Top 48%)9098(Top 56%)9098(Top 377%)
40K24.85 mi0.85 mi13980-19591+269591+2613929(Top 48%)9040(Top 55%)9040(Top 375%)
25.2M25.20 mi0.35 mi13965+159574+179574+1712831(Top 44%)8517(Top 52%)8517(Top 353%)
FINISH26.22 mi1.02 mi13910+559530+449530+4412729(Top 44%)8442(Top 52%)8442(Top 350%)

Segment Performance Analysis

10K→15K

0.0 - 3.1 mi

Top 52%
×21
+97ft-345ft

Overall

15151

Males

10244

M45-49

10244

5K→10K

3.1 - 6.2 mi

Top 51%
×5
+79ft-138ft

Overall

14764

Males

10154

M45-49

10154

10K→15K

6.2 - 9.3 mi

Top 52%
×3
+67ft-78ft

Overall

15151

Males

10244

M45-49

10244

15K→20K

9.3 - 12.4 mi

Top 50%
×5
+106ft-86ft

Overall

14509

Males

9943

M45-49

9943

20K→HALF

12.4 - 13.1 mi

Top 51%
×2
+19ft-37ft

Overall

14690

Males

10079

M45-49

10079

HALF→25K

13.1 - 15.5 mi

Top 48%
×4
+66ft-88ft

Overall

14048

Males

9673

M45-49

9673

25K→30K

15.5 - 18.6 mi

Top 47%
×9
+181ft-148ft

Overall

13777

Males

9456

M45-49

9456

30K→20M

18.6 - 20.0 mi

Top 45%
×5
+64ft-50ft

Overall

13161

Males

9084

M45-49

9084

20M→21M

20.0 - 21.0 mi

Top 40%
×8
+106ft-24ft

Overall

11738

Males

8317

M45-49

8317

21M→35K

21.0 - 21.8 mi

Top 47%
×7
+17ft-86ft

Overall

13667

Males

9169

M45-49

9169

35K→23M

21.8 - 23.0 mi

Top 46%
×5
+23ft-63ft

Overall

13450

Males

8987

M45-49

8987

23M→24M

23.0 - 24.0 mi

Top 48%
×6
+12ft-82ft

Overall

13863

Males

9098

M45-49

9098

24M→40K

24.0 - 24.9 mi

Top 48%
×1
+6ft-20ft

Overall

13929

Males

9040

M45-49

9040

40K→25.2M

24.9 - 25.2 mi

Top 44%
×1
+13ft-16ft

Overall

12831

Males

8517

M45-49

8517

25.2M→FINISH

25.2 - 26.2 mi

Top 44%
×2
+22ft-21ft

Overall

12729

Males

8442

M45-49

8442

Passing

Athletes you passed and who passed you throughout the race

Passing Analysis

Category:
Athletes Passed
1968
Passed By
1307
Net Change
+661
SegmentAthletes PassedPassed ByNet ChangeStart RankEnd Rank
Start → 5K----#14571
5K → 10K256349-93#14571#14664
10K → 15K168276-108#14664#14772
15K → 20K221145+76#14772#14696
20K → HALF3534+1#14696#14695
HALF → 25K20272+130#14695#14565
25K → 30K283105+178#14565#14387
30K → 20M15643+113#14387#14274
20M → 21M1979+188#14274#14086
21M → 35K6530+35#14086#14051
35K → 23M12369+54#14051#13997
23M → 24M6547+18#13997#13979
24M → 40K7475-1#13979#13980
40K → 25.2M3116+15#13980#13965
25.2M → FINISH9237+55#13965#13910
TOTALS19681307+661
📊

Passing Analysis Visualizations

Explore your passing analysis through 5 different visualizations. Scroll to discover each one.

Time:
Category:

📈Position Graph

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🎨Heatmap Timeline

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🔄Passing Circle

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🌊Position Flow

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🏃Race Lanes

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Activity Data

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Public Race Data

Boston Athletic Association

Boston Athletic Association

Mika Timing

Mika Timing