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Public Race Data

Boston Athletic Association

Boston Athletic Association

Mika Timing

Mika Timing
BOSTON MARATHON 2026

Johanna Mccarthy

Bib: 33272 •F •Age: N/A

MA

Boston Marathon logo
0:00
0:00
/ mi
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Overall
#0 / 29021
Gender (Female)
#0 / 12578
Age Group (F18-39)
#0 / 5716
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
26:37
3.11 mi
Rank: #20461
Start → 5K
26:37 | 8:35/mi
10K
53:28
6.21 mi
Rank: #20788 (-327)
5K → 10K
26:51 | 8:39/mi
15K
1:20:05
9.32 mi
Rank: #20690 (+98)
10K → 15K
26:37 | 8:35/mi
20K
1:47:26
12.43 mi
Rank: #20760 (-70)
15K → 20K
27:21 | 8:49/mi
HALF
1:53:27
13.11 mi
Rank: #20821 (-61)
20K → HALF
6:01 | 8:50/mi
25K
2:15:44
15.53 mi
Rank: #21025 (-204)
HALF → 25K
22:17 | 9:12/mi
30K
2:45:18
18.64 mi
Rank: #21156 (-131)
25K → 30K
29:34 | 9:31/mi
20M
2:58:14
20.00 mi
Rank: #21132 (+24)
30K → 20M
12:56 | 9:32/mi
21M
3:09:13
21.00 mi
Rank: #21328 (-196)
20M → 21M
10:59 | 10:59/mi
35K
3:16:56
21.75 mi
Rank: #21481 (-153)
21M → 35K
7:43 | 10:19/mi
23M
3:30:24
23.00 mi
Rank: #21713 (-232)
35K → 23M
13:28 | 10:46/mi
24M
3:40:19
24.00 mi
Rank: #21810 (-97)
23M → 24M
9:55 | 9:55/mi
40K
3:49:28
24.85 mi
Rank: #21923 (-113)
24M → 40K
9:09 | 10:43/mi
25.2M
3:53:25
25.20 mi
Rank: #21950 (-27)
40K → 25.2M
3:57 | 11:28/mi
FINISH
4:04:13
26.22 mi
Rank: #22110 (-160)
25.2M → FINISH
10:48 | 10:36/mi

Splits & Pacing

Detailed breakdown of your race performance at each timing point

Half Splits

1st HalfFaster
via HALF
Distance13.11 mi
Time1:53:27
Pace8:40 /mi
2nd Half
Distance13.11 mi
Time2:10:46
Pace9:59 /mi
📊Positive Split: 15.3% slower second half

Checkpoint Splits

CheckpointDistanceTime of DayTimeAvg PaceSegment TimeSegment PaceDiff
5K
3.11 mi11:58:1926:378:3526:37
8:35
-
10K
6.21 mi12:25:1053:288:3726:51
8:39
+0:04
15K
9.32 mi12:51:471:20:058:3626:37
8:35
-0:04
20K
12.43 mi13:19:081:47:268:3927:21
8:49
+0:14
HALF
13.11 mi13:25:091:53:278:406:01
8:50
+0:01
25K
15.53 mi13:47:262:15:448:4522:17
9:12
+0:22
30K
18.64 mi14:17:002:45:188:5329:34
9:31
+0:19
20M
20.00 mi14:29:562:58:148:5512:56
9:32
+0:01
21M
21.00 mi14:40:553:09:139:0110:59
10:59
+1:27
35K
21.75 mi14:48:383:16:569:047:43
10:19
-0:40
23M
23.00 mi15:02:063:30:249:0913:28
10:46
+0:27
24M
24.00 mi15:12:013:40:199:119:55
9:55
-0:51
40K
24.85 mi15:21:103:49:289:149:09
10:43
+0:48
25.2M
25.20 mi15:25:073:53:259:163:57
11:28
+0:45
FINISH
26.22 mi15:35:554:04:139:2010:48
10:36
-0:52

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

8:35 /mi

Average Pace

9:19 /mi

Slowest Pace

11:28 /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

1:53:27

46% of race

Time at Steady Pace

1:14:42

31% of race

Time at Slower Pace

56:04

23% of race

Average Pace: 9:19 /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 mi11:58:1926:378:3526:37
8:35
#20461
10K
6.21 mi12:25:1053:288:3726:51
8:39
#20788
15K
9.32 mi12:51:471:20:058:3626:37
8:35
#20690
20K
12.43 mi13:19:081:47:268:3927:21
8:49
#20760
HALF
13.11 mi13:25:091:53:278:406:01
8:50
#20821
25K
15.53 mi13:47:262:15:448:4522:17
9:12
#21025
30K
18.64 mi14:17:002:45:188:5329:34
9:31
#21156
20M
20.00 mi14:29:562:58:148:5512:56
9:32
#21132
21M
21.00 mi14:40:553:09:139:0110:59
10:59
#21328
35K
21.75 mi14:48:383:16:569:047:43
10:19
#21481
23M
23.00 mi15:02:063:30:249:0913:28
10:46
#21713
24M
24.00 mi15:12:013:40:199:119:55
9:55
#21810
40K
24.85 mi15:21:103:49:289:149:09
10:43
#21923
25.2M
25.20 mi15:25:073:53:259:163:57
11:28
#21950
FINISH
26.22 mi15:35:554:04:139:2010:48
10:36
#22110
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 mi204617894789420504(Top 71%)7849(Top 62%)7849(Top 137%)
10K6.21 mi3.10 mi20788-3278040-1468040-14621139(Top 73%)8201(Top 65%)8201(Top 143%)
15K9.32 mi3.11 mi20690+987975+657975+6520504(Top 71%)7849(Top 62%)7849(Top 137%)
20K12.43 mi3.11 mi20760-708025-508025-5021006(Top 72%)8141(Top 65%)8141(Top 142%)
HALF13.11 mi0.68 mi20821-618061-368061-3621978(Top 76%)8634(Top 69%)8634(Top 151%)
25K15.53 mi2.42 mi21025-2048179-1188179-11821996(Top 76%)8677(Top 69%)8677(Top 152%)
30K18.64 mi3.11 mi21156-1318253-748253-7421703(Top 75%)8621(Top 69%)8621(Top 151%)
20M20.00 mi1.36 mi21132+248264-118264-1121149(Top 73%)8425(Top 67%)8425(Top 147%)
21M21.00 mi1.00 mi21328-1968364-1008364-10023074(Top 80%)9466(Top 75%)9466(Top 166%)
35K21.75 mi0.75 mi21481-1538453-898453-8923923(Top 82%)9945(Top 79%)9945(Top 174%)
23M23.00 mi1.25 mi21713-2328587-1348587-13423967(Top 83%)10035(Top 80%)10035(Top 176%)
24M24.00 mi1.00 mi21810-978654-678654-6722580(Top 78%)9329(Top 74%)9329(Top 163%)
40K24.85 mi0.85 mi21923-1138721-678721-6723667(Top 82%)9952(Top 79%)9952(Top 174%)
25.2M25.20 mi0.35 mi21950-278747-268747-2623411(Top 81%)9827(Top 78%)9827(Top 172%)
FINISH26.22 mi1.02 mi22110-1608844-978844-9725290(Top 87%)10784(Top 86%)10784(Top 189%)

Segment Performance Analysis

10K→15K

0.0 - 3.1 mi

Top 71%
×21
+97ft-345ft

Overall

20504

Females

7849

F18-39

7849

5K→10K

3.1 - 6.2 mi

Top 73%
×5
+79ft-138ft

Overall

21139

Females

8201

F18-39

8201

10K→15K

6.2 - 9.3 mi

Top 71%
×3
+67ft-78ft

Overall

20504

Females

7849

F18-39

7849

15K→20K

9.3 - 12.4 mi

Top 72%
×5
+106ft-86ft

Overall

21006

Females

8141

F18-39

8141

20K→HALF

12.4 - 13.1 mi

Top 76%
×2
+19ft-37ft

Overall

21978

Females

8634

F18-39

8634

HALF→25K

13.1 - 15.5 mi

Top 76%
×4
+66ft-88ft

Overall

21996

Females

8677

F18-39

8677

25K→30K

15.5 - 18.6 mi

Top 75%
×9
+181ft-148ft

Overall

21703

Females

8621

F18-39

8621

30K→20M

18.6 - 20.0 mi

Top 73%
×5
+64ft-50ft

Overall

21149

Females

8425

F18-39

8425

20M→21M

20.0 - 21.0 mi

Top 80%
×8
+106ft-24ft

Overall

23074

Females

9466

F18-39

9466

21M→35K

21.0 - 21.8 mi

Top 82%
×7
+17ft-86ft

Overall

23923

Females

9945

F18-39

9945

35K→23M

21.8 - 23.0 mi

Top 83%
×5
+23ft-63ft

Overall

23967

Females

10035

F18-39

10035

23M→24M

23.0 - 24.0 mi

Top 78%
×6
+12ft-82ft

Overall

22580

Females

9329

F18-39

9329

24M→40K

24.0 - 24.9 mi

Top 82%
×1
+6ft-20ft

Overall

23667

Females

9952

F18-39

9952

40K→25.2M

24.9 - 25.2 mi

Top 81%
×1
+13ft-16ft

Overall

23411

Females

9827

F18-39

9827

25.2M→FINISH

25.2 - 26.2 mi

Top 87%
×2
+22ft-21ft

Overall

25290

Females

10784

F18-39

10784

Passing

Athletes you passed and who passed you throughout the race

Passing Analysis

Category:
Athletes Passed
998*
Passed By
2145
Net Change
-1649
SegmentAthletes PassedPassed ByNet ChangeStart RankEnd Rank
Start → 5K----#20461
5K → 10K149200-327#20461#20788
10K → 15K258*160+98#20788#20690
15K → 20K144200-70#20690#20760
20K → HALF1778-61#20760#20821
HALF → 25K67200-204#20821#21025
25K → 30K128200-131#21025#21156
30K → 20M9874+24#21156#21132
20M → 21M24200-196#21132#21328
21M → 35K16169-153#21328#21481
35K → 23M30200-232#21481#21713
23M → 24M24121-97#21713#21810
24M → 40K21134-113#21810#21923
40K → 25.2M1441-27#21923#21950
25.2M → FINISH8168-160#21950#22110
TOTALS998*2145-1649

* 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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