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Public Race Data

Boston Athletic Association

Boston Athletic Association

Mika Timing

Mika Timing
BOSTON MARATHON 2026

Matthew Lacroix

Bib: 4458 •M •Age: N/A

MA

Boston Marathon logo
0:00
0:00
/ mi
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Overall
#0 / 29021
Gender (Male)
#0 / 16340
Age Group (M18-39)
#0 / 5723
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
24:39
3.11 mi
Rank: #16430
Start → 5K
24:39 | 7:57/mi
10K
50:22
6.21 mi
Rank: #17803 (-1373)
5K → 10K
25:43 | 8:17/mi
15K
1:16:52
9.32 mi
Rank: #18679 (-876)
10K → 15K
26:30 | 8:32/mi
20K
1:43:33
12.43 mi
Rank: #18954 (-275)
15K → 20K
26:41 | 8:36/mi
HALF
1:49:08
13.11 mi
Rank: #18919 (+35)
20K → HALF
5:35 | 8:12/mi
25K
2:09:22
15.53 mi
Rank: #18698 (+221)
HALF → 25K
20:14 | 8:21/mi
30K
2:35:10
18.64 mi
Rank: #18170 (+528)
25K → 30K
25:48 | 8:19/mi
20M
2:46:31
20.00 mi
Rank: #17930 (+240)
30K → 20M
11:21 | 8:22/mi
21M
2:55:00
21.00 mi
Rank: #17683 (+247)
20M → 21M
8:29 | 8:29/mi
35K
3:00:55
21.75 mi
Rank: #17515 (+168)
21M → 35K
5:55 | 7:55/mi
23M
3:11:30
23.00 mi
Rank: #17369 (+146)
35K → 23M
10:35 | 8:28/mi
24M
3:19:48
24.00 mi
Rank: #17272 (+97)
23M → 24M
8:18 | 8:18/mi
40K
3:26:55
24.85 mi
Rank: #17149 (+123)
24M → 40K
7:07 | 8:20/mi
25.2M
3:29:50
25.20 mi
Rank: #17062 (+87)
40K → 25.2M
2:55 | 8:28/mi
FINISH
3:37:20
26.22 mi
Rank: #16817 (+245)
25.2M → FINISH
7:30 | 7:22/mi

Splits & Pacing

Detailed breakdown of your race performance at each timing point

Half Splits

1st Half⚖️ Balanced
via HALF
Distance13.11 mi
Time1:49:08
Pace8:20 /mi
2nd Half⚖️ Balanced
Distance13.11 mi
Time1:48:12
Pace8:16 /mi
📊Even Split: Consistent pacing between halves

Checkpoint Splits

CheckpointDistanceTime of DayTimeAvg PaceSegment TimeSegment PaceDiff
5K
3.11 mi10:26:5424:397:5724:39
7:57
-
10K
6.21 mi10:52:3750:228:0725:43
8:17
+0:20
15K
9.32 mi11:19:071:16:528:1526:30
8:32
+0:15
20K
12.43 mi11:45:481:43:338:2026:41
8:36
+0:04
HALF
13.11 mi11:51:231:49:088:205:35
8:12
-0:24
25K
15.53 mi12:11:372:09:228:2020:14
8:21
+0:09
30K
18.64 mi12:37:252:35:108:2025:48
8:19
-0:02
20M
20.00 mi12:48:462:46:318:2011:21
8:22
+0:03
21M
21.00 mi12:57:152:55:008:218:29
8:29
+0:07
35K
21.75 mi13:03:103:00:558:205:55
7:55
-0:34
23M
23.00 mi13:13:453:11:308:2010:35
8:28
+0:33
24M
24.00 mi13:22:033:19:488:208:18
8:18
-0:10
40K
24.85 mi13:29:103:26:558:207:07
8:20
+0:02
25.2M
25.20 mi13:32:053:29:508:202:55
8:28
+0:08
FINISH
26.22 mi13:39:353:37:208:187:30
7:22
-1:06

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

7:22 /mi

Average Pace

8:18 /mi

Slowest Pace

8:36 /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

38:04

18% of race

Time at Steady Pace

2:59:16

82% of race

Time at Slower Pace

0:00

0% of race

Average Pace: 8:17 /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 mi10:26:5424:397:5724:39
7:57
#16430
10K
6.21 mi10:52:3750:228:0725:43
8:17
#17803
15K
9.32 mi11:19:071:16:528:1526:30
8:32
#18679
20K
12.43 mi11:45:481:43:338:2026:41
8:36
#18954
HALF
13.11 mi11:51:231:49:088:205:35
8:12
#18919
25K
15.53 mi12:11:372:09:228:2020:14
8:21
#18698
30K
18.64 mi12:37:252:35:108:2025:48
8:19
#18170
20M
20.00 mi12:48:462:46:318:2011:21
8:22
#17930
21M
21.00 mi12:57:152:55:008:218:29
8:29
#17683
35K
21.75 mi13:03:103:00:558:205:55
7:55
#17515
23M
23.00 mi13:13:453:11:308:2010:35
8:28
#17369
24M
24.00 mi13:22:033:19:488:208:18
8:18
#17272
40K
24.85 mi13:29:103:26:558:207:07
8:20
#17149
25.2M
25.20 mi13:32:053:29:508:202:55
8:28
#17062
FINISH
26.22 mi13:39:353:37:208:187:30
7:22
#16817
Faster pace
Steady pace
Slower pace

Rankings

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

Checkpoint and Segment Rankings

CheckpointDistanceSeg. DistOverallMalesM18-39Seg. OverallSeg. MalesSeg. M18-39
5K3.11 mi3.11 mi16430107831078320313(Top 70%)12470(Top 76%)12470(Top 218%)
10K6.21 mi3.10 mi17803-137311355-57211355-57219020(Top 66%)11894(Top 73%)11894(Top 208%)
15K9.32 mi3.11 mi18679-87611734-37911734-37920313(Top 70%)12470(Top 76%)12470(Top 218%)
20K12.43 mi3.11 mi18954-27511836-10211836-10219784(Top 68%)12189(Top 75%)12189(Top 213%)
HALF13.11 mi0.68 mi18919+3511819+1711819+1718286(Top 63%)11555(Top 71%)11555(Top 202%)
25K15.53 mi2.42 mi18698+22111720+9911720+9917642(Top 61%)11206(Top 69%)11206(Top 196%)
30K18.64 mi3.11 mi18170+52811458+26211458+26215642(Top 54%)10258(Top 63%)10258(Top 179%)
20M20.00 mi1.36 mi17930+24011335+12311335+12315257(Top 53%)9991(Top 61%)9991(Top 175%)
21M21.00 mi1.00 mi17683+24711220+11511220+11513010(Top 45%)8917(Top 55%)8917(Top 156%)
35K21.75 mi0.75 mi17515+16811137+8311137+8313833(Top 48%)9255(Top 57%)9255(Top 162%)
23M23.00 mi1.25 mi17369+14611040+9711040+9715422(Top 53%)9873(Top 60%)9873(Top 173%)
24M24.00 mi1.00 mi17272+9710982+5810982+5815663(Top 54%)9900(Top 61%)9900(Top 173%)
40K24.85 mi0.85 mi17149+12310908+7410908+7414596(Top 50%)9344(Top 57%)9344(Top 163%)
25.2M25.20 mi0.35 mi17062+8710861+4710861+4711330(Top 39%)7795(Top 48%)7795(Top 136%)
FINISH26.22 mi1.02 mi16817+24510739+12210739+12210350(Top 36%)7306(Top 45%)7306(Top 128%)

Segment Performance Analysis

10K→15K

0.0 - 3.1 mi

Top 70%
×21
+97ft-345ft

Overall

20313

Males

12470

M18-39

12470

5K→10K

3.1 - 6.2 mi

Top 66%
×5
+79ft-138ft

Overall

19020

Males

11894

M18-39

11894

10K→15K

6.2 - 9.3 mi

Top 70%
×3
+67ft-78ft

Overall

20313

Males

12470

M18-39

12470

15K→20K

9.3 - 12.4 mi

Top 68%
×5
+106ft-86ft

Overall

19784

Males

12189

M18-39

12189

20K→HALF

12.4 - 13.1 mi

Top 63%
×2
+19ft-37ft

Overall

18286

Males

11555

M18-39

11555

HALF→25K

13.1 - 15.5 mi

Top 61%
×4
+66ft-88ft

Overall

17642

Males

11206

M18-39

11206

25K→30K

15.5 - 18.6 mi

Top 54%
×9
+181ft-148ft

Overall

15642

Males

10258

M18-39

10258

30K→20M

18.6 - 20.0 mi

Top 53%
×5
+64ft-50ft

Overall

15257

Males

9991

M18-39

9991

20M→21M

20.0 - 21.0 mi

Top 45%
×8
+106ft-24ft

Overall

13010

Males

8917

M18-39

8917

21M→35K

21.0 - 21.8 mi

Top 48%
×7
+17ft-86ft

Overall

13833

Males

9255

M18-39

9255

35K→23M

21.8 - 23.0 mi

Top 53%
×5
+23ft-63ft

Overall

15422

Males

9873

M18-39

9873

23M→24M

23.0 - 24.0 mi

Top 54%
×6
+12ft-82ft

Overall

15663

Males

9900

M18-39

9900

24M→40K

24.0 - 24.9 mi

Top 50%
×1
+6ft-20ft

Overall

14596

Males

9344

M18-39

9344

40K→25.2M

24.9 - 25.2 mi

Top 39%
×1
+13ft-16ft

Overall

11330

Males

7795

M18-39

7795

25.2M→FINISH

25.2 - 26.2 mi

Top 36%
×2
+22ft-21ft

Overall

10350

Males

7306

M18-39

7306

Passing

Athletes you passed and who passed you throughout the race

Passing Analysis

Category:
Athletes Passed
2417*
Passed By
750
Net Change
-387
SegmentAthletes PassedPassed ByNet ChangeStart RankEnd Rank
Start → 5K----#16430
5K → 10K24200-1373#16430#17803
10K → 15K27200-876#17803#18679
15K → 20K79200-275#18679#18954
20K → HALF5116+35#18954#18919
HALF → 25K266*45+221#18919#18698
25K → 30K532*4+528#18698#18170
30K → 20M245*5+240#18170#17930
20M → 21M252*5+247#17930#17683
21M → 35K1713+168#17683#17515
35K → 23M17125+146#17515#17369
23M → 24M12831+97#17369#17272
24M → 40K13815+123#17272#17149
40K → 25.2M870+87#17149#17062
25.2M → FINISH246*1+245#17062#16817
TOTALS2417*750-387

* 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

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