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Public Race Data

Boston Athletic Association

Boston Athletic Association

Mika Timing

Mika Timing
BOSTON MARATHON 2026

Isabella Day

Bib: 13574 •F •Age: N/A

MA

Boston Marathon logo
0:00
0:00
/ mi
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Overall
#0 / 29021
Top 21%
Gender (Female)
#0 / 12578
Top 5%
Age Group (F18-39)
#0 / 5716
Top 11%
Race Day Weather
51°/41°F
overcast clouds
Personalized for Isabella

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 · 6:41/mi at mile 3.1

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
20:46
3.11 mi
Rank: #5758
Start → 5K
20:46 | 6:42/mi
10K
41:44
6.21 mi
Rank: #6080 (-322)
5K → 10K
20:58 | 6:45/mi
15K
1:02:43
9.32 mi
Rank: #6134 (-54)
10K → 15K
20:59 | 6:46/mi
20K
1:23:44
12.43 mi
Rank: #5985 (+149)
15K → 20K
21:01 | 6:46/mi
HALF
1:28:21
13.11 mi
Rank: #6033 (-48)
20K → HALF
4:37 | 6:47/mi
25K
1:44:47
15.53 mi
Rank: #5942 (+91)
HALF → 25K
16:26 | 6:47/mi
30K
2:06:09
18.64 mi
Rank: #5721 (+221)
25K → 30K
21:22 | 6:53/mi
20M
2:15:35
20.00 mi
Rank: #5652 (+69)
30K → 20M
9:26 | 6:57/mi
21M
2:22:59
21.00 mi
Rank: #5647 (+5)
20M → 21M
7:24 | 7:24/mi
35K
2:28:11
21.75 mi
Rank: #5670 (-23)
21M → 35K
5:12 | 6:58/mi
23M
2:37:13
23.00 mi
Rank: #5750 (-80)
35K → 23M
9:02 | 7:14/mi
24M
2:44:32
24.00 mi
Rank: #5895 (-145)
23M → 24M
7:19 | 7:19/mi
40K
2:50:58
24.85 mi
Rank: #6032 (-137)
24M → 40K
6:26 | 7:32/mi
25.2M
2:53:49
25.20 mi
Rank: #6099 (-67)
40K → 25.2M
2:51 | 8:16/mi
FINISH
3:01:13
26.22 mi
Rank: #6178 (-79)
25.2M → FINISH
7:24 | 7:16/mi

Splits & Pacing

Detailed breakdown of your race performance at each timing point

Half Splits

1st HalfFaster
via HALF
Distance13.11 mi
Time1:28:21
Pace6:45 /mi
2nd Half
Distance13.11 mi
Time1:32:52
Pace7:06 /mi
📊Positive Split: 5.1% slower second half

Checkpoint Splits

CheckpointDistanceTime of DayTimeAvg PaceSegment TimeSegment PaceDiff
5K
3.11 mi10:50:1620:466:4220:46
6:42
-
10K
6.21 mi11:11:1441:446:4320:58
6:45
+0:03
15K
9.32 mi11:32:131:02:436:4420:59
6:46
+0:01
20K
12.43 mi11:53:141:23:446:4521:01
6:46
0:00
HALF
13.11 mi11:57:511:28:216:454:37
6:47
+0:01
25K
15.53 mi12:14:171:44:476:4516:26
6:47
0:00
30K
18.64 mi12:35:392:06:096:4721:22
6:53
+0:06
20M
20.00 mi12:45:052:15:356:479:26
6:57
+0:04
21M
21.00 mi12:52:292:22:596:497:24
7:24
+0:27
35K
21.75 mi12:57:412:28:116:495:12
6:58
-0:26
23M
23.00 mi13:06:432:37:136:519:02
7:14
+0:16
24M
24.00 mi13:14:022:44:326:527:19
7:19
+0:05
40K
24.85 mi13:20:282:50:586:536:26
7:32
+0:13
25.2M
25.20 mi13:23:192:53:496:542:51
8:16
+0:44
FINISH
26.22 mi13:30:433:01:136:557:24
7:16
-1:00

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

6:42 /mi

Average Pace

6:55 /mi

Slowest Pace

8:16 /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

20:46

11% of race

Time at Steady Pace

2:00:01

66% of race

Time at Slower Pace

40:26

22% of race

Average Pace: 6:55 /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 mi10:50:1620:466:4220:46
6:42
#5758
10K
6.21 mi11:11:1441:446:4320:58
6:45
#6080
15K
9.32 mi11:32:131:02:436:4420:59
6:46
#6134
20K
12.43 mi11:53:141:23:446:4521:01
6:46
#5985
HALF
13.11 mi11:57:511:28:216:454:37
6:47
#6033
25K
15.53 mi12:14:171:44:476:4516:26
6:47
#5942
30K
18.64 mi12:35:392:06:096:4721:22
6:53
#5721
20M
20.00 mi12:45:052:15:356:479:26
6:57
#5652
21M
21.00 mi12:52:292:22:596:497:24
7:24
#5647
35K
21.75 mi12:57:412:28:116:495:12
6:58
#5670
23M
23.00 mi13:06:432:37:136:519:02
7:14
#5750
24M
24.00 mi13:14:022:44:326:527:19
7:19
#5895
40K
24.85 mi13:20:282:50:586:536:26
7:32
#6032
25.2M
25.20 mi13:23:192:53:496:542:51
8:16
#6099
FINISH
26.22 mi13:30:433:01:136:557:24
7:16
#6178
Faster pace
Steady pace
Slower pace

Rankings

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

Checkpoint and Segment Rankings

CheckpointDistanceSeg. DistOverallFemalesF18-39Seg. OverallSeg. FemalesSeg. F18-39
5K3.11 mi3.11 mi57584654656384(Top 22%)652(Top 5%)652(Top 11%)
10K6.21 mi3.10 mi6080-322533-68533-686476(Top 22%)643(Top 5%)643(Top 11%)
15K9.32 mi3.11 mi6134-54551-18551-186384(Top 22%)652(Top 5%)652(Top 11%)
20K12.43 mi3.11 mi5985+149529+22529+225858(Top 20%)548(Top 4%)548(Top 10%)
HALF13.11 mi0.68 mi6033-48541-12541-126942(Top 24%)788(Top 6%)788(Top 14%)
25K15.53 mi2.42 mi5942+91530+11530+115592(Top 19%)524(Top 4%)524(Top 9%)
30K18.64 mi3.11 mi5721+221509+21509+215002(Top 17%)470(Top 4%)470(Top 8%)
20M20.00 mi1.36 mi5652+69503+6503+65198(Top 18%)550(Top 4%)550(Top 10%)
21M21.00 mi1.00 mi5647+5511-8511-85885(Top 20%)828(Top 7%)828(Top 14%)
35K21.75 mi0.75 mi5670-23528-17528-176749(Top 23%)1068(Top 8%)1068(Top 19%)
23M23.00 mi1.25 mi5750-80564-36564-366907(Top 24%)1189(Top 9%)1189(Top 21%)
24M24.00 mi1.00 mi5895-145602-38602-388731(Top 30%)2034(Top 16%)2034(Top 36%)
40K24.85 mi0.85 mi6032-137638-36638-369030(Top 31%)2274(Top 18%)2274(Top 40%)
25.2M25.20 mi0.35 mi6099-67657-19657-1910051(Top 35%)2815(Top 22%)2815(Top 49%)
FINISH26.22 mi1.02 mi6178-79685-28685-289588(Top 33%)2634(Top 21%)2634(Top 46%)

Segment Performance Analysis

10K→15K

0.0 - 3.1 mi

Top 22%
×21
+97ft-345ft

Overall

6384

Females

652

F18-39

652

5K→10K

3.1 - 6.2 mi

Top 22%
×5
+79ft-138ft

Overall

6476

Females

643

F18-39

643

10K→15K

6.2 - 9.3 mi

Top 22%
×3
+67ft-78ft

Overall

6384

Females

652

F18-39

652

15K→20K

9.3 - 12.4 mi

Top 20%
×5
+106ft-86ft

Overall

5858

Females

548

F18-39

548

20K→HALF

12.4 - 13.1 mi

Top 24%
×2
+19ft-37ft

Overall

6942

Females

788

F18-39

788

HALF→25K

13.1 - 15.5 mi

Top 19%
×4
+66ft-88ft

Overall

5592

Females

524

F18-39

524

25K→30K

15.5 - 18.6 mi

Top 17%
×9
+181ft-148ft

Overall

5002

Females

470

F18-39

470

30K→20M

18.6 - 20.0 mi

Top 18%
×5
+64ft-50ft

Overall

5198

Females

550

F18-39

550

20M→21M

20.0 - 21.0 mi

Top 20%
×8
+106ft-24ft

Overall

5885

Females

828

F18-39

828

21M→35K

21.0 - 21.8 mi

Top 23%
×7
+17ft-86ft

Overall

6749

Females

1068

F18-39

1068

35K→23M

21.8 - 23.0 mi

Top 24%
×5
+23ft-63ft

Overall

6907

Females

1189

F18-39

1189

23M→24M

23.0 - 24.0 mi

Top 30%
×6
+12ft-82ft

Overall

8731

Females

2034

F18-39

2034

24M→40K

24.0 - 24.9 mi

Top 31%
×1
+6ft-20ft

Overall

9030

Females

2274

F18-39

2274

40K→25.2M

24.9 - 25.2 mi

Top 35%
×1
+13ft-16ft

Overall

10051

Females

2815

F18-39

2815

25.2M→FINISH

25.2 - 26.2 mi

Top 33%
×2
+22ft-21ft

Overall

9588

Females

2634

F18-39

2634

Passing

Athletes you passed and who passed you throughout the race

Passing Analysis

Category:
Athletes Passed
1179*
Passed By
1390
Net Change
-420
SegmentAthletes PassedPassed ByNet ChangeStart RankEnd Rank
Start → 5K----#5758
5K → 10K87200-322#5758#6080
10K → 15K112166-54#6080#6134
15K → 20K213*64+149#6134#5985
20K → HALF856-48#5985#6033
HALF → 25K13645+91#6033#5942
25K → 30K263*42+221#5942#5721
30K → 20M9324+69#5721#5652
20M → 21M7065+5#5652#5647
21M → 35K3457-23#5647#5670
35K → 23M69149-80#5670#5750
23M → 24M25170-145#5750#5895
24M → 40K34171-137#5895#6032
40K → 25.2M774-67#6032#6099
25.2M → FINISH28107-79#6099#6178
TOTALS1179*1390-420

* 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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Export & Support

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