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Public Race Data

Boston Athletic Association

Boston Athletic Association

Mika Timing

Mika Timing
BOSTON MARATHON 2026

Caroline Kosmicki

Bib: 12401 •F •Age: N/A

CO

Boston Marathon logo
0:00
0:00
/ mi
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Overall
#0 / 29021
Top 19%
Gender (Female)
#0 / 12578
Top 4%
Age Group (F18-39)
#0 / 5716
Top 8%
Race Day Weather
51°/41°F
overcast clouds
Personalized for Caroline

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 · 5:56/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
21:50
3.11 mi
Rank: #8769
Start → 5K
21:50 | 7:02/mi
10K
43:25
6.21 mi
Rank: #8491 (+278)
5K → 10K
21:35 | 6:57/mi
15K
1:04:55
9.32 mi
Rank: #8323 (+168)
10K → 15K
21:30 | 6:56/mi
20K
1:26:17
12.43 mi
Rank: #7950 (+373)
15K → 20K
21:22 | 6:53/mi
HALF
1:30:53
13.11 mi
Rank: #7869 (+81)
20K → HALF
4:36 | 6:45/mi
25K
1:47:28
15.53 mi
Rank: #7546 (+323)
HALF → 25K
16:35 | 6:51/mi
30K
2:08:41
18.64 mi
Rank: #6999 (+547)
25K → 30K
21:13 | 6:50/mi
20M
2:17:55
20.00 mi
Rank: #6717 (+282)
30K → 20M
9:14 | 6:48/mi
21M
2:24:51
21.00 mi
Rank: #6468 (+249)
20M → 21M
6:56 | 6:56/mi
35K
2:29:49
21.75 mi
Rank: #6367 (+101)
21M → 35K
4:58 | 6:39/mi
23M
2:38:13
23.00 mi
Rank: #6170 (+197)
35K → 23M
8:24 | 6:43/mi
24M
2:44:47
24.00 mi
Rank: #5991 (+179)
23M → 24M
6:34 | 6:34/mi
40K
2:50:25
24.85 mi
Rank: #5806 (+185)
24M → 40K
5:38 | 6:36/mi
25.2M
2:52:50
25.20 mi
Rank: #5740 (+66)
40K → 25.2M
2:25 | 7:01/mi
FINISH
2:58:53
26.22 mi
Rank: #5441 (+299)
25.2M → FINISH
6:03 | 5:57/mi

Splits & Pacing

Detailed breakdown of your race performance at each timing point

Half Splits

1st Half
via HALF
Distance13.11 mi
Time1:30:53
Pace6:56 /mi
2nd Half✓ Faster
Distance13.11 mi
Time1:28:00
Pace6:43 /mi
📊Negative Split: 3.2% faster second half

Checkpoint Splits

CheckpointDistanceTime of DayTimeAvg PaceSegment TimeSegment PaceDiff
5K
3.11 mi10:50:0021:507:0221:50
7:02
-
10K
6.21 mi11:11:3543:257:0021:35
6:57
-0:05
15K
9.32 mi11:33:051:04:556:5821:30
6:56
-0:01
20K
12.43 mi11:54:271:26:176:5721:22
6:53
-0:03
HALF
13.11 mi11:59:031:30:536:564:36
6:45
-0:08
25K
15.53 mi12:15:381:47:286:5616:35
6:51
+0:06
30K
18.64 mi12:36:512:08:416:5521:13
6:50
-0:01
20M
20.00 mi12:46:052:17:556:549:14
6:48
-0:02
21M
21.00 mi12:53:012:24:516:546:56
6:56
+0:08
35K
21.75 mi12:57:592:29:496:544:58
6:39
-0:17
23M
23.00 mi13:06:232:38:136:538:24
6:43
+0:04
24M
24.00 mi13:12:572:44:476:526:34
6:34
-0:09
40K
24.85 mi13:18:352:50:256:525:38
6:36
+0:02
25.2M
25.20 mi13:21:002:52:506:522:25
7:01
+0:25
FINISH
26.22 mi13:27:032:58:536:506:03
5:57
-1:04

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

5:57 /mi

Average Pace

6:50 /mi

Slowest Pace

7:02 /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

6:03

3% of race

Time at Steady Pace

2:31:00

84% of race

Time at Slower Pace

21:50

12% of race

Average Pace: 6:49 /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 mi10:50:0021:507:0221:50
7:02
#8769
10K
6.21 mi11:11:3543:257:0021:35
6:57
#8491
15K
9.32 mi11:33:051:04:556:5821:30
6:56
#8323
20K
12.43 mi11:54:271:26:176:5721:22
6:53
#7950
HALF
13.11 mi11:59:031:30:536:564:36
6:45
#7869
25K
15.53 mi12:15:381:47:286:5616:35
6:51
#7546
30K
18.64 mi12:36:512:08:416:5521:13
6:50
#6999
20M
20.00 mi12:46:052:17:556:549:14
6:48
#6717
21M
21.00 mi12:53:012:24:516:546:56
6:56
#6468
35K
21.75 mi12:57:592:29:496:544:58
6:39
#6367
23M
23.00 mi13:06:232:38:136:538:24
6:43
#6170
24M
24.00 mi13:12:572:44:476:526:34
6:34
#5991
40K
24.85 mi13:18:352:50:256:525:38
6:36
#5806
25.2M
25.20 mi13:21:002:52:506:522:25
7:01
#5740
FINISH
26.22 mi13:27:032:58:536:506:03
5:57
#5441
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 mi8769132413247978(Top 27%)1101(Top 9%)1101(Top 19%)
10K6.21 mi3.10 mi8491+2781258+661258+668294(Top 29%)1194(Top 9%)1194(Top 21%)
15K9.32 mi3.11 mi8323+1681217+411217+417978(Top 27%)1101(Top 9%)1101(Top 19%)
20K12.43 mi3.11 mi7950+3731085+1321085+1326921(Top 24%)807(Top 6%)807(Top 14%)
HALF13.11 mi0.68 mi7869+811058+271058+276693(Top 23%)720(Top 6%)720(Top 13%)
25K15.53 mi2.42 mi7546+323969+89969+896139(Top 21%)658(Top 5%)658(Top 12%)
30K18.64 mi3.11 mi6999+547827+142827+1424604(Top 16%)388(Top 3%)388(Top 7%)
20M20.00 mi1.36 mi6717+282758+69758+694172(Top 14%)359(Top 3%)359(Top 6%)
21M21.00 mi1.00 mi6468+249704+54704+543121(Top 11%)223(Top 2%)223(Top 4%)
35K21.75 mi0.75 mi6367+101695+9695+94565(Top 16%)477(Top 4%)477(Top 8%)
23M23.00 mi1.25 mi6170+197650+45650+453583(Top 12%)319(Top 3%)319(Top 6%)
24M24.00 mi1.00 mi5991+179620+30620+303591(Top 12%)343(Top 3%)343(Top 6%)
40K24.85 mi0.85 mi5806+185588+32588+323028(Top 10%)280(Top 2%)280(Top 5%)
25.2M25.20 mi0.35 mi5740+66577+11577+112772(Top 10%)263(Top 2%)263(Top 5%)
FINISH26.22 mi1.02 mi5441+299527+50527+501437(Top 5%)77(Top 0.6%)77(Top 1%)

Segment Performance Analysis

10K→15K

0.0 - 3.1 mi

Top 27%
×21
+97ft-345ft

Overall

7978

Females

1101

F18-39

1101

5K→10K

3.1 - 6.2 mi

Top 29%
×5
+79ft-138ft

Overall

8294

Females

1194

F18-39

1194

10K→15K

6.2 - 9.3 mi

Top 27%
×3
+67ft-78ft

Overall

7978

Females

1101

F18-39

1101

15K→20K

9.3 - 12.4 mi

Top 24%
×5
+106ft-86ft

Overall

6921

Females

807

F18-39

807

20K→HALF

12.4 - 13.1 mi

Top 23%
×2
+19ft-37ft

Overall

6693

Females

720

F18-39

720

HALF→25K

13.1 - 15.5 mi

Top 21%
×4
+66ft-88ft

Overall

6139

Females

658

F18-39

658

25K→30K

15.5 - 18.6 mi

Top 16%
×9
+181ft-148ft

Overall

4604

Females

388

F18-39

388

30K→20M

18.6 - 20.0 mi

Top 14%
×5
+64ft-50ft

Overall

4172

Females

359

F18-39

359

20M→21M

20.0 - 21.0 mi

Top 11%
×8
+106ft-24ft

Overall

3121

Females

223

F18-39

223

21M→35K

21.0 - 21.8 mi

Top 16%
×7
+17ft-86ft

Overall

4565

Females

477

F18-39

477

35K→23M

21.8 - 23.0 mi

Top 12%
×5
+23ft-63ft

Overall

3583

Females

319

F18-39

319

23M→24M

23.0 - 24.0 mi

Top 12%
×6
+12ft-82ft

Overall

3591

Females

343

F18-39

343

24M→40K

24.0 - 24.9 mi

Top 10%
×1
+6ft-20ft

Overall

3028

Females

280

F18-39

280

40K→25.2M

24.9 - 25.2 mi

Top 10%
×1
+13ft-16ft

Overall

2772

Females

263

F18-39

263

25.2M→FINISH

25.2 - 26.2 mi

Top 5%
×2
+22ft-21ft

Overall

1437

Females

77

F18-39

77

Passing

Athletes you passed and who passed you throughout the race

Passing Analysis

Category:
Athletes Passed
3534*
Passed By
206
Net Change
+3328
SegmentAthletes PassedPassed ByNet ChangeStart RankEnd Rank
Start → 5K----#8769
5K → 10K386*108+278#8769#8491
10K → 15K233*65+168#8491#8323
15K → 20K383*10+373#8323#7950
20K → HALF810+81#7950#7869
HALF → 25K329*6+323#7869#7546
25K → 30K550*3+547#7546#6999
30K → 20M284*2+282#6999#6717
20M → 21M249*0+249#6717#6468
21M → 35K1032+101#6468#6367
35K → 23M1992+197#6367#6170
23M → 24M1823+179#6170#5991
24M → 40K1872+185#5991#5806
40K → 25.2M693+66#5806#5740
25.2M → FINISH299*0+299#5740#5441
TOTALS3534*206+3328

* 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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