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BOSTON MARATHON 2026

Thomas Ahearn

Bib: 11742•M

MA

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0:00
/ mi
Masters
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Overall
#0 / 29021
Gender (Male)
#0 / 16340
Masters (Masters Men)
#0 / 10617
Age Group (M60-64)
#0 / 1514
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
33:01
3.11 mi
Rank: #27413
Start → 5K
33:01 | 10:38/mi
10K
1:09:52
6.21 mi
Rank: #28162 (-749)
5K → 10K
36:51 | 11:52/mi
15K
1:43:43
9.32 mi
Rank: #27883 (+279)
10K → 15K
33:51 | 10:54/mi
20K
2:19:02
12.43 mi
Rank: #27762 (+121)
15K → 20K
35:19 | 11:23/mi
HALF
2:26:55
13.11 mi
Rank: #27769 (-7)
20K → HALF
7:53 | 11:34/mi
25K
2:57:32
15.53 mi
Rank: #27846 (-77)
HALF → 25K
30:37 | 12:38/mi
30K
3:32:44
18.64 mi
Rank: #27537 (+309)
25K → 30K
35:12 | 11:20/mi
20M
3:46:52
20.00 mi
Rank: #27333 (+204)
30K → 20M
14:08 | 10:25/mi
21M
3:59:54
21.00 mi
Rank: #27299 (+34)
20M → 21M
13:02 | 13:02/mi
35K
4:07:12
21.75 mi
Rank: #27194
21M → 35K
7:18 | 9:46/mi
23M
4:20:24
23.00 mi
Rank: #27044
35K → 23M
13:12 | 10:33/mi
24M
4:30:23
24.00 mi
Rank: #26930
23M → 24M
9:59 | 9:59/mi
40K
4:38:52
24.85 mi
Rank: #26786
24M → 40K
8:29 | 9:56/mi
25.2M
4:43:03
25.20 mi
Rank: #26767
40K → 25.2M
4:11 | 12:08/mi
FINISH
4:52:31
26.22 mi
Rank: #26629
25.2M → FINISH
9:28 | 9:18/mi

Splits & Pacing

Detailed breakdown of your race performance at each timing point

Half Splits

1st Half⚖️ Balanced
via HALF
Distance13.11 mi
Time2:26:55
Pace11:13 /mi
2nd Half⚖️ Balanced
Distance13.11 mi
Time2:25:36
Pace11:07 /mi
📊Even Split: Consistent pacing between halves

Checkpoint Splits

CheckpointDistanceTime of DayTimeAvg PaceSegment TimeSegment PaceDiff
5K
3.11 mi10:53:3133:0110:3833:01
10:38
-
10K
6.21 mi11:30:221:09:5211:1536:51
11:52
+1:14
15K
9.32 mi12:04:131:43:4311:0833:51
10:54
-0:58
20K
12.43 mi12:39:322:19:0211:1235:19
11:23
+0:29
HALF
13.11 mi12:47:252:26:5511:137:53
11:34
+0:11
25K
15.53 mi13:18:022:57:3211:2630:37
12:38
+1:04
30K
18.64 mi13:53:143:32:4411:2535:12
11:20
-1:18
20M
20.00 mi14:07:223:46:5211:2114:08
10:25
-0:55
21M
21.00 mi14:20:243:59:5411:2613:02
13:02
+2:37
35K
21.75 mi14:27:424:07:1211:227:18
9:46
-3:16
23M
23.00 mi14:40:544:20:2411:2013:12
10:33
+0:47
24M
24.00 mi14:50:534:30:2311:169:59
9:59
-0:34
40K
24.85 mi14:59:224:38:5211:148:29
9:56
-0:03
25.2M
25.20 mi15:03:334:43:0311:144:11
12:08
+2:12
FINISH
26.22 mi15:13:014:52:3111:109:28
9:18
-2:50

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

9:18 /mi

Average Pace

11:10 /mi

Slowest Pace

13:02 /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

35:14

12% of race

Time at Steady Pace

2:44:43

56% of race

Time at Slower Pace

1:32:34

32% of race

Average Pace: 11:09 /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 mi10:53:3133:0110:3833:01
10:38
#27413
10K
6.21 mi11:30:221:09:5211:1536:51
11:52
#28162
15K
9.32 mi12:04:131:43:4311:0833:51
10:54
#27883
20K
12.43 mi12:39:322:19:0211:1235:19
11:23
#27762
HALF
13.11 mi12:47:252:26:5511:137:53
11:34
#27769
25K
15.53 mi13:18:022:57:3211:2630:37
12:38
#27846
30K
18.64 mi13:53:143:32:4411:2535:12
11:20
#27537
20M
20.00 mi14:07:223:46:5211:2114:08
10:25
#27333
21M
21.00 mi14:20:243:59:5411:2613:02
13:02
#27299
35K
21.75 mi14:27:424:07:1211:227:18
9:46
#27194
23M
23.00 mi14:40:544:20:2411:2013:12
10:33
#27044
24M
24.00 mi14:50:534:30:2311:169:59
9:59
#26930
40K
24.85 mi14:59:224:38:5211:148:29
9:56
#26786
25.2M
25.20 mi15:03:334:43:0311:144:11
12:08
#26767
FINISH
26.22 mi15:13:014:52:3111:109:28
9:18
#26629
Faster pace
Steady pace
Slower pace

Rankings

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

Checkpoint and Segment Rankings

CheckpointDistanceSeg. DistOverallMalesM60-64Seg. OverallSeg. MalesSeg. M60-64
5K3.11 mi3.11 mi27413157971579727306(Top 94%)15713(Top 96%)15713(Top 1038%)
10K6.21 mi3.10 mi28162-74916077-28016077-28028496(Top 98%)16170(Top 99%)16170(Top 1068%)
15K9.32 mi3.11 mi27883+27915958+11915958+11927306(Top 94%)15713(Top 96%)15713(Top 1038%)
20K12.43 mi3.11 mi27762+12115904+5415904+5427402(Top 94%)15750(Top 96%)15750(Top 1040%)
HALF13.11 mi0.68 mi27769-715900+415900+427920(Top 96%)15909(Top 97%)15909(Top 1051%)
25K15.53 mi2.42 mi27846-7715931-3115931-3128001(Top 96%)15948(Top 98%)15948(Top 1053%)
30K18.64 mi3.11 mi27537+30915781+15015781+15025899(Top 89%)14961(Top 92%)14961(Top 988%)
20M20.00 mi1.36 mi27333+20415696+8515696+8523616(Top 81%)13826(Top 85%)13826(Top 913%)
21M21.00 mi1.00 mi27299+3415667+2915667+2926428(Top 91%)15095(Top 92%)15095(Top 997%)
35K21.75 mi0.75 mi27194+10515628+3915628+3922507(Top 78%)13217(Top 81%)13217(Top 873%)
23M23.00 mi1.25 mi27044+15015550+7815550+7823498(Top 81%)13638(Top 83%)13638(Top 901%)
24M24.00 mi1.00 mi26930+11415494+5615494+5622752(Top 78%)13259(Top 81%)13259(Top 876%)
40K24.85 mi0.85 mi26786+14415418+7615418+7621717(Top 75%)12682(Top 78%)12682(Top 838%)
25.2M25.20 mi0.35 mi26767+1915404+1415404+1424692(Top 85%)14117(Top 86%)14117(Top 932%)
FINISH26.22 mi1.02 mi26629+13815338+6615338+6621615(Top 74%)12672(Top 78%)12672(Top 837%)

Segment Performance Analysis

10K→15K

0.0 - 3.1 mi

Top 94%
×21
+97ft-345ft

Overall

27306

Males

15713

M60-64

15713

5K→10K

3.1 - 6.2 mi

Top 98%
×5
+79ft-138ft

Overall

28496

Males

16170

M60-64

16170

10K→15K

6.2 - 9.3 mi

Top 94%
×3
+67ft-78ft

Overall

27306

Males

15713

M60-64

15713

15K→20K

9.3 - 12.4 mi

Top 94%
×5
+106ft-86ft

Overall

27402

Males

15750

M60-64

15750

20K→HALF

12.4 - 13.1 mi

Top 96%
×2
+19ft-37ft

Overall

27920

Males

15909

M60-64

15909

HALF→25K

13.1 - 15.5 mi

Top 96%
×4
+66ft-88ft

Overall

28001

Males

15948

M60-64

15948

25K→30K

15.5 - 18.6 mi

Top 89%
×9
+181ft-148ft

Overall

25899

Males

14961

M60-64

14961

30K→20M

18.6 - 20.0 mi

Top 81%
×5
+64ft-50ft

Overall

23616

Males

13826

M60-64

13826

20M→21M

20.0 - 21.0 mi

Top 91%
×8
+106ft-24ft

Overall

26428

Males

15095

M60-64

15095

21M→35K

21.0 - 21.8 mi

Top 78%
×7
+17ft-86ft

Overall

22507

Males

13217

M60-64

13217

35K→23M

21.8 - 23.0 mi

Top 81%
×5
+23ft-63ft

Overall

23498

Males

13638

M60-64

13638

23M→24M

23.0 - 24.0 mi

Top 78%
×6
+12ft-82ft

Overall

22752

Males

13259

M60-64

13259

24M→40K

24.0 - 24.9 mi

Top 75%
×1
+6ft-20ft

Overall

21717

Males

12682

M60-64

12682

40K→25.2M

24.9 - 25.2 mi

Top 85%
×1
+13ft-16ft

Overall

24692

Males

14117

M60-64

14117

25.2M→FINISH

25.2 - 26.2 mi

Top 74%
×2
+22ft-21ft

Overall

21615

Males

12672

M60-64

12672

Passing

Athletes you passed and who passed you throughout the race

Passing Analysis

Position interactions are being recalculated

Started about 4 hours ago. This usually takes 10-20 minutes. Please check back shortly.

Qualifying & Age Grade

See how your performance stacks up against qualifying standards

OTQ

Olympic Trials Qualifying analysis available

Activity Data

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Public Race Data

Boston Athletic Association

Boston Athletic Association

Mika Timing

Mika Timing