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Public Race Data

Boston Athletic Association

Boston Athletic Association

Mika Timing

Mika Timing
BOSTON MARATHON 2026

Caitlin Chicoski

Bib: 17978 •F •Age: N/A

CA

Boston Marathon logo
0:00
0:00
/ mi
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Overall
#0 / 29021
Gender (Female)
#0 / 12578
Top 47%
Age Group (F18-39)
#0 / 5716
Race Day Weather
51°/41°F
overcast clouds
Personalized for Caitlin

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 · 7:30/mi at mile 26.2

Your report includes

  • Race Overview
  • Pacing & Splits
  • Performance Analysis
  • Segment Analysis
  • Passing Analysis
  • Potential Focus Areas
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
25:59
3.11 mi
Rank: #19292
Start → 5K
25:59 | 8:22/mi
10K
51:44
6.21 mi
Rank: #19184 (+108)
5K → 10K
25:45 | 8:18/mi
15K
1:17:17
9.32 mi
Rank: #18967 (+217)
10K → 15K
25:33 | 8:14/mi
20K
1:43:22
12.43 mi
Rank: #18867 (+100)
15K → 20K
26:05 | 8:24/mi
HALF
1:48:48
13.11 mi
Rank: #18772 (+95)
20K → HALF
5:26 | 7:59/mi
25K
2:09:06
15.53 mi
Rank: #18593 (+179)
HALF → 25K
20:18 | 8:23/mi
30K
2:35:15
18.64 mi
Rank: #18205 (+388)
25K → 30K
26:09 | 8:26/mi
20M
2:46:31
20.00 mi
Rank: #17934 (+271)
30K → 20M
11:16 | 8:18/mi
21M
2:55:04
21.00 mi
Rank: #17702 (+232)
20M → 21M
8:33 | 8:33/mi
35K
3:01:00
21.75 mi
Rank: #17554 (+148)
21M → 35K
5:56 | 7:56/mi
23M
3:11:28
23.00 mi
Rank: #17362 (+192)
35K → 23M
10:28 | 8:22/mi
24M
3:19:32
24.00 mi
Rank: #17213 (+149)
23M → 24M
8:04 | 8:04/mi
40K
3:26:20
24.85 mi
Rank: #17011 (+202)
24M → 40K
6:48 | 7:58/mi
25.2M
3:29:17
25.20 mi
Rank: #16948 (+63)
40K → 25.2M
2:57 | 8:34/mi
FINISH
3:36:56
26.22 mi
Rank: #16728 (+220)
25.2M → FINISH
7:39 | 7:31/mi

Splits & Pacing

Detailed breakdown of your race performance at each timing point

Half Splits

1st Half⚖️ Balanced
via HALF
Distance13.11 mi
Time1:48:48
Pace8:18 /mi
2nd Half⚖️ Balanced
Distance13.11 mi
Time1:48:08
Pace8:15 /mi
📊Even Split: Consistent pacing between halves

Checkpoint Splits

CheckpointDistanceTime of DayTimeAvg PaceSegment TimeSegment PaceDiff
5K
3.11 mi11:08:3325:598:2225:59
8:22
-
10K
6.21 mi11:34:1851:448:2025:45
8:18
-0:04
15K
9.32 mi11:59:511:17:178:1825:33
8:14
-0:04
20K
12.43 mi12:25:561:43:228:2026:05
8:24
+0:10
HALF
13.11 mi12:31:221:48:488:185:26
7:59
-0:25
25K
15.53 mi12:51:402:09:068:1920:18
8:23
+0:24
30K
18.64 mi13:17:492:35:158:2026:09
8:26
+0:03
20M
20.00 mi13:29:052:46:318:2011:16
8:18
-0:08
21M
21.00 mi13:37:382:55:048:218:33
8:33
+0:15
35K
21.75 mi13:43:343:01:008:205:56
7:56
-0:37
23M
23.00 mi13:54:023:11:288:2010:28
8:22
+0:26
24M
24.00 mi14:02:063:19:328:198:04
8:04
-0:18
40K
24.85 mi14:08:543:26:208:196:48
7:58
-0:06
25.2M
25.20 mi14:11:513:29:178:192:57
8:34
+0:36
FINISH
26.22 mi14:19:303:36:568:177:39
7:31
-1:03

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

7:31 /mi

Average Pace

8:17 /mi

Slowest Pace

8:34 /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

59:26

27% of race

Time at Steady Pace

2:37:30

73% of race

Time at Slower Pace

0:00

0% of race

Average Pace: 8:16 /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 mi11:08:3325:598:2225:59
8:22
#19292
10K
6.21 mi11:34:1851:448:2025:45
8:18
#19184
15K
9.32 mi11:59:511:17:178:1825:33
8:14
#18967
20K
12.43 mi12:25:561:43:228:2026:05
8:24
#18867
HALF
13.11 mi12:31:221:48:488:185:26
7:59
#18772
25K
15.53 mi12:51:402:09:068:1920:18
8:23
#18593
30K
18.64 mi13:17:492:35:158:2026:09
8:26
#18205
20M
20.00 mi13:29:052:46:318:2011:16
8:18
#17934
21M
21.00 mi13:37:382:55:048:218:33
8:33
#17702
35K
21.75 mi13:43:343:01:008:205:56
7:56
#17554
23M
23.00 mi13:54:023:11:288:2010:28
8:22
#17362
24M
24.00 mi14:02:063:19:328:198:04
8:04
#17213
40K
24.85 mi14:08:543:26:208:196:48
7:58
#17011
25.2M
25.20 mi14:11:513:29:178:192:57
8:34
#16948
FINISH
26.22 mi14:19:303:36:568:177:39
7:31
#16728
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 mi192927243724318504(Top 64%)6759(Top 54%)6759(Top 118%)
10K6.21 mi3.10 mi19184+1087165+787165+7819108(Top 66%)7082(Top 56%)7082(Top 124%)
15K9.32 mi3.11 mi18967+2177032+1337032+13318504(Top 64%)6759(Top 54%)6759(Top 118%)
20K12.43 mi3.11 mi18867+1006981+516981+5118688(Top 64%)6899(Top 55%)6899(Top 121%)
HALF13.11 mi0.68 mi18772+956930+516930+5116960(Top 58%)5900(Top 47%)5900(Top 103%)
25K15.53 mi2.42 mi18593+1796832+986832+9817809(Top 61%)6448(Top 51%)6448(Top 113%)
30K18.64 mi3.11 mi18205+3886654+1786654+17816376(Top 56%)5738(Top 46%)5738(Top 100%)
20M20.00 mi1.36 mi17934+2716521+1336521+13314940(Top 51%)5024(Top 40%)5024(Top 88%)
21M21.00 mi1.00 mi17702+2326398+1236398+12313508(Top 47%)4336(Top 34%)4336(Top 76%)
35K21.75 mi0.75 mi17554+1486329+696329+6914064(Top 48%)4693(Top 37%)4693(Top 82%)
23M23.00 mi1.25 mi17362+1926250+796250+7914898(Top 51%)5219(Top 41%)5219(Top 91%)
24M24.00 mi1.00 mi17213+1496184+666184+6614248(Top 49%)4940(Top 39%)4940(Top 86%)
40K24.85 mi0.85 mi17011+2026091+936091+9312250(Top 42%)3930(Top 31%)3930(Top 69%)
25.2M25.20 mi0.35 mi16948+636064+276064+2712124(Top 42%)3954(Top 31%)3954(Top 69%)
FINISH26.22 mi1.02 mi16728+2205956+1085956+10811524(Top 40%)3631(Top 29%)3631(Top 64%)

Segment Performance Analysis

10K→15K

0.0 - 3.1 mi

Top 64%
×21
+97ft-345ft

Overall

18504

Females

6759

F18-39

6759

5K→10K

3.1 - 6.2 mi

Top 66%
×5
+79ft-138ft

Overall

19108

Females

7082

F18-39

7082

10K→15K

6.2 - 9.3 mi

Top 64%
×3
+67ft-78ft

Overall

18504

Females

6759

F18-39

6759

15K→20K

9.3 - 12.4 mi

Top 64%
×5
+106ft-86ft

Overall

18688

Females

6899

F18-39

6899

20K→HALF

12.4 - 13.1 mi

Top 58%
×2
+19ft-37ft

Overall

16960

Females

5900

F18-39

5900

HALF→25K

13.1 - 15.5 mi

Top 61%
×4
+66ft-88ft

Overall

17809

Females

6448

F18-39

6448

25K→30K

15.5 - 18.6 mi

Top 56%
×9
+181ft-148ft

Overall

16376

Females

5738

F18-39

5738

30K→20M

18.6 - 20.0 mi

Top 51%
×5
+64ft-50ft

Overall

14940

Females

5024

F18-39

5024

20M→21M

20.0 - 21.0 mi

Top 47%
×8
+106ft-24ft

Overall

13508

Females

4336

F18-39

4336

21M→35K

21.0 - 21.8 mi

Top 48%
×7
+17ft-86ft

Overall

14064

Females

4693

F18-39

4693

35K→23M

21.8 - 23.0 mi

Top 51%
×5
+23ft-63ft

Overall

14898

Females

5219

F18-39

5219

23M→24M

23.0 - 24.0 mi

Top 49%
×6
+12ft-82ft

Overall

14248

Females

4940

F18-39

4940

24M→40K

24.0 - 24.9 mi

Top 42%
×1
+6ft-20ft

Overall

12250

Females

3930

F18-39

3930

40K→25.2M

24.9 - 25.2 mi

Top 42%
×1
+13ft-16ft

Overall

12124

Females

3954

F18-39

3954

25.2M→FINISH

25.2 - 26.2 mi

Top 40%
×2
+22ft-21ft

Overall

11524

Females

3631

F18-39

3631

Passing

Athletes you passed and who passed you throughout the race

Passing Analysis

Category:
Athletes Passed
3071*
Passed By
507
Net Change
+2564
SegmentAthletes PassedPassed ByNet ChangeStart RankEnd Rank
Start → 5K----#19292
5K → 10K308*200+108#19292#19184
10K → 15K298*81+217#19184#18967
15K → 20K202*102+100#18967#18867
20K → HALF1027+95#18867#18772
HALF → 25K226*47+179#18772#18593
25K → 30K409*21+388#18593#18205
30K → 20M277*6+271#18205#17934
20M → 21M236*4+232#17934#17702
21M → 35K1535+148#17702#17554
35K → 23M205*13+192#17554#17362
23M → 24M16314+149#17362#17213
24M → 40K204*2+202#17213#17011
40K → 25.2M652+63#17011#16948
25.2M → FINISH223*3+220#16948#16728
TOTALS3071*507+2564

* 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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