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Public Race Data

Boston Athletic Association

Boston Athletic Association

Mika Timing

Mika Timing
BOSTON MARATHON 2026

David Chaix

Bib: 7266 •M •Age: N/A

LA

Boston Marathon logo
0:00
0:00
/ mi
Masters
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Overall
#0 / 29021
Top 15%
Gender (Male)
#0 / 16340
Top 25%
Masters (Masters Men)
#0 / 10617
Top 11%
Age Group (M40-44)
#0 / 2198
Top 30%
Race Day Weather
51°/41°F
overcast clouds
Personalized for David

Your Race Performance Report is ready

See how your race unfolded, where your performance changed, and what to focus on next.

Personalized by MyRace AI
Preview insight
Your pace by distance
Fastest segment · 6:17/mi at mile 21.7

Your report includes

  • Race Overview
  • Pacing & Splits
  • Performance Analysis
  • Segment Analysis
  • Passing Analysis
  • Improvement Opportunities
One-time purchase · Instant access · Downloadable PDF · Shareable report

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
20:49
3.11 mi
Rank: #5882
Start → 5K
20:49 | 6:43/mi
10K
41:34
6.21 mi
Rank: #5789 (+93)
5K → 10K
20:45 | 6:41/mi
15K
1:02:18
9.32 mi
Rank: #5678 (+111)
10K → 15K
20:44 | 6:41/mi
20K
1:22:58
12.43 mi
Rank: #5427 (+251)
15K → 20K
20:40 | 6:40/mi
HALF
1:27:29
13.11 mi
Rank: #5418 (+9)
20K → HALF
4:31 | 6:38/mi
25K
1:43:38
15.53 mi
Rank: #5234 (+184)
HALF → 25K
16:09 | 6:40/mi
30K
2:04:27
18.64 mi
Rank: #4881 (+353)
25K → 30K
20:49 | 6:43/mi
20M
2:13:35
20.00 mi
Rank: #4772 (+109)
30K → 20M
9:08 | 6:44/mi
21M
2:20:36
21.00 mi
Rank: #4655 (+117)
20M → 21M
7:01 | 7:01/mi
35K
2:25:18
21.75 mi
Rank: #4524 (+131)
21M → 35K
4:42 | 6:17/mi
23M
2:33:40
23.00 mi
Rank: #4415 (+109)
35K → 23M
8:22 | 6:42/mi
24M
2:40:11
24.00 mi
Rank: #4321 (+94)
23M → 24M
6:31 | 6:31/mi
40K
2:46:08
24.85 mi
Rank: #4342 (-21)
24M → 40K
5:57 | 6:58/mi
25.2M
2:48:51
25.20 mi
Rank: #4381 (-39)
40K → 25.2M
2:43 | 7:53/mi
FINISH
2:55:54
26.22 mi
Rank: #4462 (-81)
25.2M → FINISH
7:03 | 6:56/mi

Splits & Pacing

Detailed breakdown of your race performance at each timing point

Half Splits

1st HalfFaster
via HALF
Distance13.11 mi
Time1:27:29
Pace6:41 /mi
2nd Half
Distance13.11 mi
Time1:28:25
Pace6:45 /mi
📊Positive Split: 1.1% slower second half

Checkpoint Splits

CheckpointDistanceTime of DayTimeAvg PaceSegment TimeSegment PaceDiff
5K
3.11 mi10:26:3820:496:4320:49
6:43
-
10K
6.21 mi10:47:2341:346:4220:45
6:41
-0:02
15K
9.32 mi11:08:071:02:186:4220:44
6:41
0:00
20K
12.43 mi11:28:471:22:586:4120:40
6:40
-0:01
HALF
13.11 mi11:33:181:27:296:414:31
6:38
-0:02
25K
15.53 mi11:49:271:43:386:4116:09
6:40
+0:02
30K
18.64 mi12:10:162:04:276:4120:49
6:43
+0:03
20M
20.00 mi12:19:242:13:356:419:08
6:44
+0:01
21M
21.00 mi12:26:252:20:366:427:01
7:01
+0:17
35K
21.75 mi12:31:072:25:186:414:42
6:17
-0:44
23M
23.00 mi12:39:292:33:406:418:22
6:42
+0:25
24M
24.00 mi12:46:002:40:116:416:31
6:31
-0:11
40K
24.85 mi12:51:572:46:086:425:57
6:58
+0:27
25.2M
25.20 mi12:54:402:48:516:432:43
7:53
+0:55
FINISH
26.22 mi13:01:432:55:546:437:03
6:56
-0:57

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

6:17 /mi

Average Pace

6:43 /mi

Slowest Pace

7:53 /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

11:13

6% of race

Time at Steady Pace

2:21:57

81% of race

Time at Slower Pace

22:44

13% of race

Average Pace: 6:43 /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 mi10:26:3820:496:4320:49
6:43
#5882
10K
6.21 mi10:47:2341:346:4220:45
6:41
#5789
15K
9.32 mi11:08:071:02:186:4220:44
6:41
#5678
20K
12.43 mi11:28:471:22:586:4120:40
6:40
#5427
HALF
13.11 mi11:33:181:27:296:414:31
6:38
#5418
25K
15.53 mi11:49:271:43:386:4116:09
6:40
#5234
30K
18.64 mi12:10:162:04:276:4120:49
6:43
#4881
20M
20.00 mi12:19:242:13:356:419:08
6:44
#4772
21M
21.00 mi12:26:252:20:366:427:01
7:01
#4655
35K
21.75 mi12:31:072:25:186:414:42
6:17
#4524
23M
23.00 mi12:39:292:33:406:418:22
6:42
#4415
24M
24.00 mi12:46:002:40:116:416:31
6:31
#4321
40K
24.85 mi12:51:572:46:086:425:57
6:58
#4342
25.2M
25.20 mi12:54:402:48:516:432:43
7:53
#4381
FINISH
26.22 mi13:01:432:55:546:437:03
6:56
#4462
Faster pace
Steady pace
Slower pace

Rankings

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

Checkpoint and Segment Rankings

CheckpointDistanceSeg. DistOverallMalesM40-44Seg. OverallSeg. MalesSeg. M40-44
5K3.11 mi3.11 mi5882538353835582(Top 19%)5126(Top 31%)5126(Top 233%)
10K6.21 mi3.10 mi5789+935309+745309+745729(Top 20%)5246(Top 32%)5246(Top 239%)
15K9.32 mi3.11 mi5678+1115224+855224+855582(Top 19%)5126(Top 31%)5126(Top 233%)
20K12.43 mi3.11 mi5427+2515017+2075017+2074802(Top 17%)4483(Top 27%)4483(Top 204%)
HALF13.11 mi0.68 mi5418+95007+105007+105407(Top 19%)4938(Top 30%)4938(Top 225%)
25K15.53 mi2.42 mi5234+1844852+1554852+1554552(Top 16%)4235(Top 26%)4235(Top 193%)
30K18.64 mi3.11 mi4881+3534542+3104542+3103706(Top 13%)3472(Top 21%)3472(Top 158%)
20M20.00 mi1.36 mi4772+1094447+954447+953639(Top 13%)3379(Top 21%)3379(Top 154%)
21M21.00 mi1.00 mi4655+1174335+1124335+1123578(Top 12%)3276(Top 20%)3276(Top 149%)
35K21.75 mi0.75 mi4524+1314222+1134222+1132453(Top 8%)2324(Top 14%)2324(Top 106%)
23M23.00 mi1.25 mi4415+1094113+1094113+1093400(Top 12%)3111(Top 19%)3111(Top 142%)
24M24.00 mi1.00 mi4321+944019+944019+943257(Top 11%)2963(Top 18%)2963(Top 135%)
40K24.85 mi0.85 mi4342-214025-64025-65222(Top 18%)4439(Top 27%)4439(Top 202%)
25.2M25.20 mi0.35 mi4381-394052-274052-277437(Top 26%)5768(Top 35%)5768(Top 262%)
FINISH26.22 mi1.02 mi4462-814114-624114-626894(Top 24%)5423(Top 33%)5423(Top 247%)

Segment Performance Analysis

10K→15K

0.0 - 3.1 mi

Top 19%
×21
+97ft-345ft

Overall

5582

Males

5126

M40-44

5126

5K→10K

3.1 - 6.2 mi

Top 20%
×5
+79ft-138ft

Overall

5729

Males

5246

M40-44

5246

10K→15K

6.2 - 9.3 mi

Top 19%
×3
+67ft-78ft

Overall

5582

Males

5126

M40-44

5126

15K→20K

9.3 - 12.4 mi

Top 17%
×5
+106ft-86ft

Overall

4802

Males

4483

M40-44

4483

20K→HALF

12.4 - 13.1 mi

Top 19%
×2
+19ft-37ft

Overall

5407

Males

4938

M40-44

4938

HALF→25K

13.1 - 15.5 mi

Top 16%
×4
+66ft-88ft

Overall

4552

Males

4235

M40-44

4235

25K→30K

15.5 - 18.6 mi

Top 13%
×9
+181ft-148ft

Overall

3706

Males

3472

M40-44

3472

30K→20M

18.6 - 20.0 mi

Top 13%
×5
+64ft-50ft

Overall

3639

Males

3379

M40-44

3379

20M→21M

20.0 - 21.0 mi

Top 12%
×8
+106ft-24ft

Overall

3578

Males

3276

M40-44

3276

21M→35K

21.0 - 21.8 mi

Top 8%
×7
+17ft-86ft

Overall

2453

Males

2324

M40-44

2324

35K→23M

21.8 - 23.0 mi

Top 12%
×5
+23ft-63ft

Overall

3400

Males

3111

M40-44

3111

23M→24M

23.0 - 24.0 mi

Top 11%
×6
+12ft-82ft

Overall

3257

Males

2963

M40-44

2963

24M→40K

24.0 - 24.9 mi

Top 18%
×1
+6ft-20ft

Overall

5222

Males

4439

M40-44

4439

40K→25.2M

24.9 - 25.2 mi

Top 26%
×1
+13ft-16ft

Overall

7437

Males

5768

M40-44

5768

25.2M→FINISH

25.2 - 26.2 mi

Top 24%
×2
+22ft-21ft

Overall

6894

Males

5423

M40-44

5423

Passing

Athletes you passed and who passed you throughout the race

Passing Analysis

Category:
Athletes Passed
1973*
Passed By
553
Net Change
+1420
SegmentAthletes PassedPassed ByNet ChangeStart RankEnd Rank
Start → 5K----#5882
5K → 10K250*157+93#5882#5789
10K → 15K18473+111#5789#5678
15K → 20K258*7+251#5678#5427
20K → HALF3122+9#5427#5418
HALF → 25K19915+184#5418#5234
25K → 30K358*5+353#5234#4881
30K → 20M1189+109#4881#4772
20M → 21M12710+117#4772#4655
21M → 35K1310+131#4655#4524
35K → 23M12112+109#4524#4415
23M → 24M1028+94#4415#4321
24M → 40K4667-21#4321#4342
40K → 25.2M1655-39#4342#4381
25.2M → FINISH32113-81#4381#4462
TOTALS1973*553+1420

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

📊

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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Qualifying & Age Grade

See how your performance stacks up against qualifying standards

OTQ

Olympic Trials Qualifying analysis available

Activity Data

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