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Public Race Data

Boston Athletic Association

Boston Athletic Association

Mika Timing

Mika Timing
BOSTON MARATHON 2026

Caroline Buckley

Bib: 16831 •F •Age: N/A

PA

Boston Marathon logo
0:00
0:00
/ mi
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Overall
#0 / 29021
Top 44%
Gender (Female)
#0 / 12578
Top 29%
Age Group (F18-39)
#0 / 5716
Top 48%
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
23:40
3.11 mi
Rank: #13818
Start → 5K
23:40 | 7:38/mi
10K
48:00
6.21 mi
Rank: #14842 (-1024)
5K → 10K
24:20 | 7:50/mi
15K
1:12:19
9.32 mi
Rank: #15067 (-225)
10K → 15K
24:19 | 7:50/mi
20K
1:36:37
12.43 mi
Rank: #14937 (+130)
15K → 20K
24:18 | 7:50/mi
HALF
1:41:53
13.11 mi
Rank: #14942 (-5)
20K → HALF
5:16 | 7:44/mi
25K
2:00:49
15.53 mi
Rank: #14740 (+202)
HALF → 25K
18:56 | 7:49/mi
30K
2:25:32
18.64 mi
Rank: #14410 (+330)
25K → 30K
24:43 | 7:58/mi
20M
2:36:23
20.00 mi
Rank: #14256 (+154)
30K → 20M
10:51 | 8:00/mi
21M
2:44:31
21.00 mi
Rank: #14019 (+237)
20M → 21M
8:08 | 8:08/mi
35K
2:50:21
21.75 mi
Rank: #13967 (+52)
21M → 35K
5:50 | 7:48/mi
23M
2:59:49
23.00 mi
Rank: #13672 (+295)
35K → 23M
9:28 | 7:34/mi
24M
3:07:11
24.00 mi
Rank: #13429 (+243)
23M → 24M
7:22 | 7:22/mi
40K
3:13:20
24.85 mi
Rank: #13161 (+268)
24M → 40K
6:09 | 7:12/mi
25.2M
3:15:55
25.20 mi
Rank: #13021 (+140)
40K → 25.2M
2:35 | 7:30/mi
FINISH
3:22:32
26.22 mi
Rank: #12635 (+386)
25.2M → FINISH
6:37 | 6:30/mi

Splits & Pacing

Detailed breakdown of your race performance at each timing point

Half Splits

1st Half
via HALF
Distance13.11 mi
Time1:41:53
Pace7:47 /mi
2nd Half✓ Faster
Distance13.11 mi
Time1:40:39
Pace7:41 /mi
📊Negative Split: 1.2% faster second half

Checkpoint Splits

CheckpointDistanceTime of DayTimeAvg PaceSegment TimeSegment PaceDiff
5K
3.11 mi11:05:0723:407:3823:40
7:38
-
10K
6.21 mi11:29:2748:007:4424:20
7:50
+0:12
15K
9.32 mi11:53:461:12:197:4624:19
7:50
0:00
20K
12.43 mi12:18:041:36:377:4724:18
7:50
0:00
HALF
13.11 mi12:23:201:41:537:475:16
7:44
-0:06
25K
15.53 mi12:42:162:00:497:4718:56
7:49
+0:05
30K
18.64 mi13:06:592:25:327:4924:43
7:58
+0:09
20M
20.00 mi13:17:502:36:237:5010:51
8:00
+0:02
21M
21.00 mi13:25:582:44:317:518:08
8:08
+0:08
35K
21.75 mi13:31:482:50:217:505:50
7:48
-0:20
23M
23.00 mi13:41:162:59:497:509:28
7:34
-0:14
24M
24.00 mi13:48:383:07:117:487:22
7:22
-0:12
40K
24.85 mi13:54:473:13:207:476:09
7:12
-0:10
25.2M
25.20 mi13:57:223:15:557:472:35
7:30
+0:18
FINISH
26.22 mi14:03:593:22:327:446:37
6:30
-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

6:30 /mi

Average Pace

7:44 /mi

Slowest Pace

8:08 /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

32:11

16% of race

Time at Steady Pace

2:31:22

75% of race

Time at Slower Pace

18:59

9% of race

Average Pace: 7:43 /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 mi11:05:0723:407:3823:40
7:38
#13818
10K
6.21 mi11:29:2748:007:4424:20
7:50
#14842
15K
9.32 mi11:53:461:12:197:4624:19
7:50
#15067
20K
12.43 mi12:18:041:36:377:4724:18
7:50
#14937
HALF
13.11 mi12:23:201:41:537:475:16
7:44
#14942
25K
15.53 mi12:42:162:00:497:4718:56
7:49
#14740
30K
18.64 mi13:06:592:25:327:4924:43
7:58
#14410
20M
20.00 mi13:17:502:36:237:5010:51
8:00
#14256
21M
21.00 mi13:25:582:44:317:518:08
8:08
#14019
35K
21.75 mi13:31:482:50:217:505:50
7:48
#13967
23M
23.00 mi13:41:162:59:497:509:28
7:34
#13672
24M
24.00 mi13:48:383:07:117:487:22
7:22
#13429
40K
24.85 mi13:54:473:13:207:476:09
7:12
#13161
25.2M
25.20 mi13:57:223:15:557:472:35
7:30
#13021
FINISH
26.22 mi14:03:593:22:327:446:37
6:30
#12635
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 mi138183971397115567(Top 54%)5086(Top 40%)5086(Top 89%)
10K6.21 mi3.10 mi14842-10244609-6384609-63815910(Top 55%)5245(Top 42%)5245(Top 92%)
15K9.32 mi3.11 mi15067-2254780-1714780-17115567(Top 54%)5086(Top 40%)5086(Top 89%)
20K12.43 mi3.11 mi14937+1304700+804700+8014697(Top 51%)4610(Top 37%)4610(Top 81%)
HALF13.11 mi0.68 mi14942-54703-34703-314943(Top 51%)4664(Top 37%)4664(Top 82%)
25K15.53 mi2.42 mi14740+2024599+1044599+10413907(Top 48%)4236(Top 34%)4236(Top 74%)
30K18.64 mi3.11 mi14410+3304451+1484451+14813163(Top 45%)3925(Top 31%)3925(Top 69%)
20M20.00 mi1.36 mi14256+1544377+744377+7412762(Top 44%)3808(Top 30%)3808(Top 67%)
21M21.00 mi1.00 mi14019+2374274+1034274+10310819(Top 37%)2909(Top 23%)2909(Top 51%)
35K21.75 mi0.75 mi13967+524260+144260+1413058(Top 45%)4102(Top 33%)4102(Top 72%)
23M23.00 mi1.25 mi13672+2954128+1324128+1329379(Top 32%)2278(Top 18%)2278(Top 40%)
24M24.00 mi1.00 mi13429+2434007+1214007+1219156(Top 32%)2266(Top 18%)2266(Top 40%)
40K24.85 mi0.85 mi13161+2683861+1463861+1466762(Top 23%)1281(Top 10%)1281(Top 22%)
25.2M25.20 mi0.35 mi13021+1403794+673794+675322(Top 18%)876(Top 7%)876(Top 15%)
FINISH26.22 mi1.02 mi12635+3863616+1783616+1784139(Top 14%)565(Top 4%)565(Top 10%)

Segment Performance Analysis

10K→15K

0.0 - 3.1 mi

Top 54%
×21
+97ft-345ft

Overall

15567

Females

5086

F18-39

5086

5K→10K

3.1 - 6.2 mi

Top 55%
×5
+79ft-138ft

Overall

15910

Females

5245

F18-39

5245

10K→15K

6.2 - 9.3 mi

Top 54%
×3
+67ft-78ft

Overall

15567

Females

5086

F18-39

5086

15K→20K

9.3 - 12.4 mi

Top 51%
×5
+106ft-86ft

Overall

14697

Females

4610

F18-39

4610

20K→HALF

12.4 - 13.1 mi

Top 51%
×2
+19ft-37ft

Overall

14943

Females

4664

F18-39

4664

HALF→25K

13.1 - 15.5 mi

Top 48%
×4
+66ft-88ft

Overall

13907

Females

4236

F18-39

4236

25K→30K

15.5 - 18.6 mi

Top 45%
×9
+181ft-148ft

Overall

13163

Females

3925

F18-39

3925

30K→20M

18.6 - 20.0 mi

Top 44%
×5
+64ft-50ft

Overall

12762

Females

3808

F18-39

3808

20M→21M

20.0 - 21.0 mi

Top 37%
×8
+106ft-24ft

Overall

10819

Females

2909

F18-39

2909

21M→35K

21.0 - 21.8 mi

Top 45%
×7
+17ft-86ft

Overall

13058

Females

4102

F18-39

4102

35K→23M

21.8 - 23.0 mi

Top 32%
×5
+23ft-63ft

Overall

9379

Females

2278

F18-39

2278

23M→24M

23.0 - 24.0 mi

Top 32%
×6
+12ft-82ft

Overall

9156

Females

2266

F18-39

2266

24M→40K

24.0 - 24.9 mi

Top 23%
×1
+6ft-20ft

Overall

6762

Females

1281

F18-39

1281

40K→25.2M

24.9 - 25.2 mi

Top 18%
×1
+13ft-16ft

Overall

5322

Females

876

F18-39

876

25.2M→FINISH

25.2 - 26.2 mi

Top 14%
×2
+22ft-21ft

Overall

4139

Females

565

F18-39

565

Passing

Athletes you passed and who passed you throughout the race

Passing Analysis

Category:
Athletes Passed
2922*
Passed By
706
Net Change
+1183
SegmentAthletes PassedPassed ByNet ChangeStart RankEnd Rank
Start → 5K----#13818
5K → 10K56200-1024#13818#14842
10K → 15K128200-225#14842#15067
15K → 20K246*116+130#15067#14937
20K → HALF3338-5#14937#14942
HALF → 25K248*46+202#14942#14740
25K → 30K374*44+330#14740#14410
30K → 20M18026+154#14410#14256
20M → 21M246*9+237#14256#14019
21M → 35K7624+52#14019#13967
35K → 23M297*2+295#13967#13672
23M → 24M244*1+243#13672#13429
24M → 40K268*0+268#13429#13161
40K → 25.2M1400+140#13161#13021
25.2M → FINISH386*0+386#13021#12635
TOTALS2922*706+1183

* 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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