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Public Race Data

Boston Athletic Association

Boston Athletic Association

Mika Timing

Mika Timing
BOSTON MARATHON 2026

Caroline Harvey

Bib: 23447 •F •Age: N/A

QC

Boston Marathon logo
0:00
0:00
/ mi
Masters
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Overall
#0 / 29021
Gender (Female)
#0 / 12578
Masters (Masters Women)
#0 / 6862
Age Group (F50-54)
#0 / 1233
Race Day Weather
51°/41°F
overcast clouds
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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
26:58
3.11 mi
Rank: #21091
Start → 5K
26:58 | 8:41/mi
10K
54:23
6.21 mi
Rank: #21600 (-509)
5K → 10K
27:25 | 8:50/mi
15K
1:21:56
9.32 mi
Rank: #21747 (-147)
10K → 15K
27:33 | 8:53/mi
20K
1:50:01
12.43 mi
Rank: #21796 (-49)
15K → 20K
28:05 | 9:03/mi
HALF
1:55:58
13.11 mi
Rank: #21776 (+20)
20K → HALF
5:57 | 8:44/mi
25K
2:18:12
15.53 mi
Rank: #21775 (+1)
HALF → 25K
22:14 | 9:11/mi
30K
2:47:48
18.64 mi
Rank: #21785 (-10)
25K → 30K
29:36 | 9:32/mi
20M
3:00:59
20.00 mi
Rank: #21782 (+3)
30K → 20M
13:11 | 9:43/mi
21M
3:11:27
21.00 mi
Rank: #21773 (+9)
20M → 21M
10:28 | 10:28/mi
35K
3:18:25
21.75 mi
Rank: #21749 (+24)
21M → 35K
6:58 | 9:19/mi
23M
3:30:43
23.00 mi
Rank: #21773 (-24)
35K → 23M
12:18 | 9:50/mi
24M
3:40:17
24.00 mi
Rank: #21802 (-29)
23M → 24M
9:34 | 9:34/mi
40K
3:48:29
24.85 mi
Rank: #21778 (+24)
24M → 40K
8:12 | 9:36/mi
25.2M
3:52:03
25.20 mi
Rank: #21765 (+13)
40K → 25.2M
3:34 | 10:21/mi
FINISH
4:01:01
26.22 mi
Rank: #21716 (+49)
25.2M → FINISH
8:58 | 8:48/mi

Splits & Pacing

Detailed breakdown of your race performance at each timing point

Half Splits

1st HalfFaster
via HALF
Distance13.11 mi
Time1:55:58
Pace8:51 /mi
2nd Half
Distance13.11 mi
Time2:05:03
Pace9:33 /mi
📊Positive Split: 7.8% slower second half

Checkpoint Splits

CheckpointDistanceTime of DayTimeAvg PaceSegment TimeSegment PaceDiff
5K
3.11 mi11:30:1026:588:4126:58
8:41
-
10K
6.21 mi11:57:3554:238:4627:25
8:50
+0:09
15K
9.32 mi12:25:081:21:568:4827:33
8:53
+0:03
20K
12.43 mi12:53:131:50:018:5228:05
9:03
+0:10
HALF
13.11 mi12:59:101:55:588:515:57
8:44
-0:19
25K
15.53 mi13:21:242:18:128:5422:14
9:11
+0:27
30K
18.64 mi13:51:002:47:489:0129:36
9:32
+0:21
20M
20.00 mi14:04:113:00:599:0313:11
9:43
+0:11
21M
21.00 mi14:14:393:11:279:0810:28
10:28
+0:45
35K
21.75 mi14:21:373:18:259:086:58
9:19
-1:09
23M
23.00 mi14:33:553:30:439:1012:18
9:50
+0:31
24M
24.00 mi14:43:293:40:179:119:34
9:34
-0:16
40K
24.85 mi14:51:413:48:299:128:12
9:36
+0:02
25.2M
25.20 mi14:55:153:52:039:133:34
10:21
+0:45
FINISH
26.22 mi15:04:134:01:019:128:58
8:48
-1:33

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

8:41 /mi

Average Pace

9:12 /mi

Slowest Pace

10:28 /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

1:36:51

40% of race

Time at Steady Pace

1:36:27

40% of race

Time at Slower Pace

47:43

20% of race

Average Pace: 9:12 /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 mi11:30:1026:588:4126:58
8:41
#21091
10K
6.21 mi11:57:3554:238:4627:25
8:50
#21600
15K
9.32 mi12:25:081:21:568:4827:33
8:53
#21747
20K
12.43 mi12:53:131:50:018:5228:05
9:03
#21796
HALF
13.11 mi12:59:101:55:588:515:57
8:44
#21776
25K
15.53 mi13:21:242:18:128:5422:14
9:11
#21775
30K
18.64 mi13:51:002:47:489:0129:36
9:32
#21785
20M
20.00 mi14:04:113:00:599:0313:11
9:43
#21782
21M
21.00 mi14:14:393:11:279:0810:28
10:28
#21773
35K
21.75 mi14:21:373:18:259:086:58
9:19
#21749
23M
23.00 mi14:33:553:30:439:1012:18
9:50
#21773
24M
24.00 mi14:43:293:40:179:119:34
9:34
#21802
40K
24.85 mi14:51:413:48:299:128:12
9:36
#21778
25.2M
25.20 mi14:55:153:52:039:133:34
10:21
#21765
FINISH
26.22 mi15:04:134:01:019:128:58
8:48
#21716
Faster pace
Steady pace
Slower pace

Rankings

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

Checkpoint and Segment Rankings

CheckpointDistanceSeg. DistOverallFemalesF50-54Seg. OverallSeg. FemalesSeg. F50-54
5K3.11 mi3.11 mi210918224822422064(Top 76%)8672(Top 69%)8672(Top 703%)
10K6.21 mi3.10 mi21600-5098469-2458469-24522029(Top 76%)8663(Top 69%)8663(Top 703%)
15K9.32 mi3.11 mi21747-1478531-628531-6222064(Top 76%)8672(Top 69%)8672(Top 703%)
20K12.43 mi3.11 mi21796-498560-298560-2922104(Top 76%)8714(Top 69%)8714(Top 707%)
HALF13.11 mi0.68 mi21776+208545+158545+1521510(Top 74%)8394(Top 67%)8394(Top 681%)
25K15.53 mi2.42 mi21775+18548-38548-321908(Top 75%)8631(Top 69%)8631(Top 700%)
30K18.64 mi3.11 mi21785-108567-198567-1921737(Top 75%)8639(Top 69%)8639(Top 701%)
20M20.00 mi1.36 mi21782+38592-258592-2521751(Top 75%)8724(Top 69%)8724(Top 708%)
21M21.00 mi1.00 mi21773+98597-58597-521892(Top 75%)8842(Top 70%)8842(Top 717%)
35K21.75 mi0.75 mi21749+248598-18598-121227(Top 73%)8559(Top 68%)8559(Top 694%)
23M23.00 mi1.25 mi21773-248627-298627-2921659(Top 75%)8824(Top 70%)8824(Top 716%)
24M24.00 mi1.00 mi21802-298649-228649-2221573(Top 74%)8836(Top 70%)8836(Top 717%)
40K24.85 mi0.85 mi21778+248647+28647+220708(Top 71%)8431(Top 67%)8431(Top 684%)
25.2M25.20 mi0.35 mi21765+138645+28645+220628(Top 71%)8383(Top 67%)8383(Top 680%)
FINISH26.22 mi1.02 mi21716+498621+248621+2419666(Top 68%)7921(Top 63%)7921(Top 642%)

Segment Performance Analysis

10K→15K

0.0 - 3.1 mi

Top 76%
×21
+97ft-345ft

Overall

22064

Females

8672

F50-54

8672

5K→10K

3.1 - 6.2 mi

Top 76%
×5
+79ft-138ft

Overall

22029

Females

8663

F50-54

8663

10K→15K

6.2 - 9.3 mi

Top 76%
×3
+67ft-78ft

Overall

22064

Females

8672

F50-54

8672

15K→20K

9.3 - 12.4 mi

Top 76%
×5
+106ft-86ft

Overall

22104

Females

8714

F50-54

8714

20K→HALF

12.4 - 13.1 mi

Top 74%
×2
+19ft-37ft

Overall

21510

Females

8394

F50-54

8394

HALF→25K

13.1 - 15.5 mi

Top 75%
×4
+66ft-88ft

Overall

21908

Females

8631

F50-54

8631

25K→30K

15.5 - 18.6 mi

Top 75%
×9
+181ft-148ft

Overall

21737

Females

8639

F50-54

8639

30K→20M

18.6 - 20.0 mi

Top 75%
×5
+64ft-50ft

Overall

21751

Females

8724

F50-54

8724

20M→21M

20.0 - 21.0 mi

Top 75%
×8
+106ft-24ft

Overall

21892

Females

8842

F50-54

8842

21M→35K

21.0 - 21.8 mi

Top 73%
×7
+17ft-86ft

Overall

21227

Females

8559

F50-54

8559

35K→23M

21.8 - 23.0 mi

Top 75%
×5
+23ft-63ft

Overall

21659

Females

8824

F50-54

8824

23M→24M

23.0 - 24.0 mi

Top 74%
×6
+12ft-82ft

Overall

21573

Females

8836

F50-54

8836

24M→40K

24.0 - 24.9 mi

Top 71%
×1
+6ft-20ft

Overall

20708

Females

8431

F50-54

8431

40K→25.2M

24.9 - 25.2 mi

Top 71%
×1
+13ft-16ft

Overall

20628

Females

8383

F50-54

8383

25.2M→FINISH

25.2 - 26.2 mi

Top 68%
×2
+22ft-21ft

Overall

19666

Females

7921

F50-54

7921

Passing

Athletes you passed and who passed you throughout the race

Passing Analysis

Category:
Athletes Passed
1186
Passed By
1339
Net Change
-625
SegmentAthletes PassedPassed ByNet ChangeStart RankEnd Rank
Start → 5K----#21091
5K → 10K106200-509#21091#21600
10K → 15K110200-147#21600#21747
15K → 20K151200-49#21747#21796
20K → HALF3818+20#21796#21776
HALF → 25K122121+1#21776#21775
25K → 30K156166-10#21775#21785
30K → 20M8986+3#21785#21782
20M → 21M8475+9#21782#21773
21M → 35K5531+24#21773#21749
35K → 23M7599-24#21749#21773
23M → 24M3665-29#21773#21802
24M → 40K6339+24#21802#21778
40K → 25.2M2613+13#21778#21765
25.2M → FINISH7526+49#21765#21716
TOTALS11861339-625
📊

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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