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BOSTON MARATHON 2026

Caroline Mailloux

Bib: 22581•F

QC

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0:00
0:00
/ mi
Masters
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Overall
#0 / 29021
Gender (Female)
#0 / 12578
Masters (Masters Women)
#0 / 6862
Top 38%
Age Group (F55-59)
#0 / 951
Top 16%
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
25:18
3.11 mi
Rank: #17875
Start → 5K
25:18 | 8:09/mi
10K
50:12
6.21 mi
Rank: #17643 (+232)
5K → 10K
24:54 | 8:01/mi
15K
1:15:26
9.32 mi
Rank: #17722 (-79)
10K → 15K
25:14 | 8:08/mi
20K
1:41:31
12.43 mi
Rank: #17964 (-242)
15K → 20K
26:05 | 8:24/mi
HALF
1:47:05
13.11 mi
Rank: #17979 (-15)
20K → HALF
5:34 | 8:10/mi
25K
2:07:27
15.53 mi
Rank: #17983 (-4)
HALF → 25K
20:22 | 8:24/mi
30K
2:34:12
18.64 mi
Rank: #17852 (+131)
25K → 30K
26:45 | 8:37/mi
20M
2:45:58
20.00 mi
Rank: #17786 (+66)
30K → 20M
11:46 | 8:40/mi
21M
2:55:19
21.00 mi
Rank: #17775 (+11)
20M → 21M
9:21 | 9:21/mi
35K
3:01:30
21.75 mi
Rank: #17695 (+80)
21M → 35K
6:11 | 8:16/mi
23M
3:12:19
23.00 mi
Rank: #17613 (+82)
35K → 23M
10:49 | 8:39/mi
24M
3:20:26
24.00 mi
Rank: #17447 (+166)
23M → 24M
8:07 | 8:07/mi
40K
3:27:43
24.85 mi
Rank: #17361 (+86)
24M → 40K
7:17 | 8:32/mi
25.2M
3:31:03
25.20 mi
Rank: #17370 (-9)
40K → 25.2M
3:20 | 9:40/mi
FINISH
3:39:22
26.22 mi
Rank: #17321 (+49)
25.2M → FINISH
8:19 | 8:10/mi

Splits & Pacing

Detailed breakdown of your race performance at each timing point

Half Splits

1st HalfFaster
via HALF
Distance13.11 mi
Time1:47:05
Pace8:11 /mi
2nd Half
Distance13.11 mi
Time1:52:17
Pace8:34 /mi
📊Positive Split: 4.9% slower second half

Checkpoint Splits

CheckpointDistanceTime of DayTimeAvg PaceSegment TimeSegment PaceDiff
5K
3.11 mi11:26:5825:188:0925:18
8:09
-
10K
6.21 mi11:51:5250:128:0524:54
8:01
-0:08
15K
9.32 mi12:17:061:15:268:0625:14
8:08
+0:07
20K
12.43 mi12:43:111:41:318:1126:05
8:24
+0:16
HALF
13.11 mi12:48:451:47:058:115:34
8:10
-0:14
25K
15.53 mi13:09:072:07:278:1320:22
8:24
+0:14
30K
18.64 mi13:35:522:34:128:1726:45
8:37
+0:13
20M
20.00 mi13:47:382:45:588:1811:46
8:40
+0:03
21M
21.00 mi13:56:592:55:198:219:21
9:21
+0:41
35K
21.75 mi14:03:103:01:308:216:11
8:16
-1:05
23M
23.00 mi14:13:593:12:198:2210:49
8:39
+0:23
24M
24.00 mi14:22:063:20:268:228:07
8:07
-0:32
40K
24.85 mi14:29:233:27:438:227:17
8:32
+0:25
25.2M
25.20 mi14:32:433:31:038:233:20
9:40
+1:08
FINISH
26.22 mi14:41:023:39:228:238:19
8:10
-1:30

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

8:01 /mi

Average Pace

8:22 /mi

Slowest Pace

9:40 /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

1:37:26

44% of race

Time at Steady Pace

1:26:40

40% of race

Time at Slower Pace

35:16

16% of race

Average Pace: 8:22 /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 mi11:26:5825:188:0925:18
8:09
#17875
10K
6.21 mi11:51:5250:128:0524:54
8:01
#17643
15K
9.32 mi12:17:061:15:268:0625:14
8:08
#17722
20K
12.43 mi12:43:111:41:318:1126:05
8:24
#17964
HALF
13.11 mi12:48:451:47:058:115:34
8:10
#17979
25K
15.53 mi13:09:072:07:278:1320:22
8:24
#17983
30K
18.64 mi13:35:522:34:128:1726:45
8:37
#17852
20M
20.00 mi13:47:382:45:588:1811:46
8:40
#17786
21M
21.00 mi13:56:592:55:198:219:21
9:21
#17775
35K
21.75 mi14:03:103:01:308:216:11
8:16
#17695
23M
23.00 mi14:13:593:12:198:2210:49
8:39
#17613
24M
24.00 mi14:22:063:20:268:228:07
8:07
#17447
40K
24.85 mi14:29:233:27:438:227:17
8:32
#17361
25.2M
25.20 mi14:32:433:31:038:233:20
9:40
#17370
FINISH
26.22 mi14:41:023:39:228:238:19
8:10
#17321
Faster pace
Steady pace
Slower pace

Rankings

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

Checkpoint and Segment Rankings

CheckpointDistanceSeg. DistOverallFemalesF55-59Seg. OverallSeg. FemalesSeg. F55-59
5K3.11 mi3.11 mi178756436643617844(Top 61%)6391(Top 51%)6391(Top 672%)
10K6.21 mi3.10 mi17643+2326282+1546282+15417362(Top 60%)6128(Top 49%)6128(Top 644%)
15K9.32 mi3.11 mi17722-796336-546336-5417844(Top 61%)6391(Top 51%)6391(Top 672%)
20K12.43 mi3.11 mi17964-2426470-1346470-13418691(Top 64%)6902(Top 55%)6902(Top 726%)
HALF13.11 mi0.68 mi17979-156477-76477-718230(Top 63%)6603(Top 52%)6603(Top 694%)
25K15.53 mi2.42 mi17983-46488-116488-1117980(Top 62%)6545(Top 52%)6545(Top 688%)
30K18.64 mi3.11 mi17852+1316446+426446+4217536(Top 60%)6415(Top 51%)6415(Top 675%)
20M20.00 mi1.36 mi17786+666426+206426+2017197(Top 59%)6299(Top 50%)6299(Top 662%)
21M21.00 mi1.00 mi17775+116444-186444-1817866(Top 62%)6716(Top 53%)6716(Top 706%)
35K21.75 mi0.75 mi17695+806411+336411+3316255(Top 56%)5901(Top 47%)5901(Top 621%)
23M23.00 mi1.25 mi17613+826394+176394+1716582(Top 57%)6188(Top 49%)6188(Top 651%)
24M24.00 mi1.00 mi17447+1666322+726322+7214590(Top 50%)5124(Top 41%)5124(Top 539%)
40K24.85 mi0.85 mi17361+866288+346288+3415839(Top 55%)5881(Top 47%)5881(Top 618%)
25.2M25.20 mi0.35 mi17370-96307-196307-1918117(Top 62%)7095(Top 56%)7095(Top 746%)
FINISH26.22 mi1.02 mi17321+496291+166291+1616225(Top 56%)6077(Top 48%)6077(Top 639%)

Segment Performance Analysis

10K→15K

0.0 - 3.1 mi

Top 61%
×21
+97ft-345ft

Overall

17844

Females

6391

F55-59

6391

5K→10K

3.1 - 6.2 mi

Top 60%
×5
+79ft-138ft

Overall

17362

Females

6128

F55-59

6128

10K→15K

6.2 - 9.3 mi

Top 61%
×3
+67ft-78ft

Overall

17844

Females

6391

F55-59

6391

15K→20K

9.3 - 12.4 mi

Top 64%
×5
+106ft-86ft

Overall

18691

Females

6902

F55-59

6902

20K→HALF

12.4 - 13.1 mi

Top 63%
×2
+19ft-37ft

Overall

18230

Females

6603

F55-59

6603

HALF→25K

13.1 - 15.5 mi

Top 62%
×4
+66ft-88ft

Overall

17980

Females

6545

F55-59

6545

25K→30K

15.5 - 18.6 mi

Top 60%
×9
+181ft-148ft

Overall

17536

Females

6415

F55-59

6415

30K→20M

18.6 - 20.0 mi

Top 59%
×5
+64ft-50ft

Overall

17197

Females

6299

F55-59

6299

20M→21M

20.0 - 21.0 mi

Top 62%
×8
+106ft-24ft

Overall

17866

Females

6716

F55-59

6716

21M→35K

21.0 - 21.8 mi

Top 56%
×7
+17ft-86ft

Overall

16255

Females

5901

F55-59

5901

35K→23M

21.8 - 23.0 mi

Top 57%
×5
+23ft-63ft

Overall

16582

Females

6188

F55-59

6188

23M→24M

23.0 - 24.0 mi

Top 50%
×6
+12ft-82ft

Overall

14590

Females

5124

F55-59

5124

24M→40K

24.0 - 24.9 mi

Top 55%
×1
+6ft-20ft

Overall

15839

Females

5881

F55-59

5881

40K→25.2M

24.9 - 25.2 mi

Top 62%
×1
+13ft-16ft

Overall

18117

Females

7095

F55-59

7095

25.2M→FINISH

25.2 - 26.2 mi

Top 56%
×2
+22ft-21ft

Overall

16225

Females

6077

F55-59

6077

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Passing

Athletes you passed and who passed you throughout the race

Passing Analysis

Category:
Athletes Passed
1893
Passed By
1339
Net Change
+554
SegmentAthletes PassedPassed ByNet ChangeStart RankEnd Rank
Start → 5K----#17875
5K → 10K400168+232#17875#17643
10K → 15K149228-79#17643#17722
15K → 20K103345-242#17722#17964
20K → HALF3247-15#17964#17979
HALF → 25K124128-4#17979#17983
25K → 30K246115+131#17983#17852
30K → 20M12054+66#17852#17786
20M → 21M9180+11#17786#17775
21M → 35K9616+80#17775#17695
35K → 23M12846+82#17695#17613
23M → 24M1759+166#17613#17447
24M → 40K10317+86#17447#17361
40K → 25.2M2837-9#17361#17370
25.2M → FINISH9849+49#17370#17321
TOTALS18931339+554

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📊

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