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Public Race Data

Boston Athletic Association

Boston Athletic Association

Mika Timing

Mika Timing
BOSTON MARATHON 2026

Jennifer Buchanan

Bib: 14533 •F •Age: N/A

MA

Boston Marathon logo
0:00
0:00
/ mi
Masters
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Overall
#0 / 29021
Top 49%
Gender (Female)
#0 / 12578
Top 36%
Masters (Masters Women)
#0 / 6862
Top 21%
Age Group (F40-44)
#0 / 1737
Top 43%
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
23:14
3.11 mi
Rank: #12608
Start → 5K
23:14 | 7:29/mi
10K
46:58
6.21 mi
Rank: #13358 (-750)
5K → 10K
23:44 | 7:39/mi
15K
1:10:51
9.32 mi
Rank: #13693 (-335)
10K → 15K
23:53 | 7:42/mi
20K
1:34:53
12.43 mi
Rank: #13722 (-29)
15K → 20K
24:02 | 7:45/mi
HALF
1:40:03
13.11 mi
Rank: #13713 (+9)
20K → HALF
5:10 | 7:35/mi
25K
1:59:01
15.53 mi
Rank: #13744 (-31)
HALF → 25K
18:58 | 7:50/mi
30K
2:24:41
18.64 mi
Rank: #14029 (-285)
25K → 30K
25:40 | 8:16/mi
20M
2:35:23
20.00 mi
Rank: #13831 (+198)
30K → 20M
10:42 | 7:53/mi
21M
2:43:37
21.00 mi
Rank: #13669 (+162)
20M → 21M
8:14 | 8:14/mi
35K
2:49:29
21.75 mi
Rank: #13641 (+28)
21M → 35K
5:52 | 7:51/mi
23M
2:59:29
23.00 mi
Rank: #13543 (+98)
35K → 23M
10:00 | 8:00/mi
24M
3:07:16
24.00 mi
Rank: #13460 (+83)
23M → 24M
7:47 | 7:47/mi
40K
3:14:37
24.85 mi
Rank: #13599 (-139)
24M → 40K
7:21 | 8:36/mi
25.2M
3:18:36
25.20 mi
Rank: #13879 (-280)
40K → 25.2M
3:59 | 11:34/mi
FINISH
3:27:57
26.22 mi
Rank: #14314 (-435)
25.2M → FINISH
9:21 | 9:11/mi
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Splits & Pacing

Detailed breakdown of your race performance at each timing point

Half Splits

1st HalfFaster
via HALF
Distance13.11 mi
Time1:40:03
Pace7:38 /mi
2nd Half
Distance13.11 mi
Time1:47:54
Pace8:14 /mi
📊Positive Split: 7.8% slower second half

Checkpoint Splits

CheckpointDistanceTime of DayTimeAvg PaceSegment TimeSegment PaceDiff
5K
3.11 mi10:53:5823:147:2923:14
7:29
-
10K
6.21 mi11:17:4246:587:3423:44
7:39
+0:10
15K
9.32 mi11:41:351:10:517:3723:53
7:42
+0:03
20K
12.43 mi12:05:371:34:537:3924:02
7:45
+0:03
HALF
13.11 mi12:10:471:40:037:385:10
7:35
-0:10
25K
15.53 mi12:29:451:59:017:4018:58
7:50
+0:15
30K
18.64 mi12:55:252:24:417:4625:40
8:16
+0:26
20M
20.00 mi13:06:072:35:237:4710:42
7:53
-0:23
21M
21.00 mi13:14:212:43:377:488:14
8:14
+0:21
35K
21.75 mi13:20:132:49:297:485:52
7:51
-0:23
23M
23.00 mi13:30:132:59:297:4910:00
8:00
+0:09
24M
24.00 mi13:38:003:07:167:497:47
7:47
-0:13
40K
24.85 mi13:45:213:14:377:507:21
8:36
+0:49
25.2M
25.20 mi13:49:203:18:367:533:59
11:34
+2:58
FINISH
26.22 mi13:58:413:27:577:579:21
9:11
-2:23

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

7:29 /mi

Average Pace

7:56 /mi

Slowest Pace

11:34 /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

0:00

0% of race

Time at Steady Pace

3:07:16

90% of race

Time at Slower Pace

20:41

10% of race

Average Pace: 7:56 /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 mi10:53:5823:147:2923:14
7:29
#12608
10K
6.21 mi11:17:4246:587:3423:44
7:39
#13358
15K
9.32 mi11:41:351:10:517:3723:53
7:42
#13693
20K
12.43 mi12:05:371:34:537:3924:02
7:45
#13722
HALF
13.11 mi12:10:471:40:037:385:10
7:35
#13713
25K
15.53 mi12:29:451:59:017:4018:58
7:50
#13744
30K
18.64 mi12:55:252:24:417:4625:40
8:16
#14029
20M
20.00 mi13:06:072:35:237:4710:42
7:53
#13831
21M
21.00 mi13:14:212:43:377:488:14
8:14
#13669
35K
21.75 mi13:20:132:49:297:485:52
7:51
#13641
23M
23.00 mi13:30:132:59:297:4910:00
8:00
#13543
24M
24.00 mi13:38:003:07:167:497:47
7:47
#13460
40K
24.85 mi13:45:213:14:377:507:21
8:36
#13599
25.2M
25.20 mi13:49:203:18:367:533:59
11:34
#13879
FINISH
26.22 mi13:58:413:27:577:579:21
9:11
#14314
Faster pace
Steady pace
Slower pace

Rankings

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

Checkpoint and Segment Rankings

CheckpointDistanceSeg. DistOverallFemalesF40-44Seg. OverallSeg. FemalesSeg. F40-44
5K3.11 mi3.11 mi126083259325914453(Top 50%)4417(Top 35%)4417(Top 254%)
10K6.21 mi3.10 mi13358-7503727-4683727-46814250(Top 49%)4269(Top 34%)4269(Top 246%)
15K9.32 mi3.11 mi13693-3353928-2013928-20114453(Top 50%)4417(Top 35%)4417(Top 254%)
20K12.43 mi3.11 mi13722-293982-543982-5414038(Top 48%)4243(Top 34%)4243(Top 244%)
HALF13.11 mi0.68 mi13713+93976+63976+613750(Top 47%)4021(Top 32%)4021(Top 231%)
25K15.53 mi2.42 mi13744-314018-424018-4214020(Top 48%)4309(Top 34%)4309(Top 248%)
30K18.64 mi3.11 mi14029-2854216-1984216-19815359(Top 53%)5168(Top 41%)5168(Top 298%)
20M20.00 mi1.36 mi13831+1984132+844132+8411973(Top 41%)3397(Top 27%)3397(Top 196%)
21M21.00 mi1.00 mi13669+1624066+664066+6611473(Top 40%)3253(Top 26%)3253(Top 187%)
35K21.75 mi0.75 mi13641+284069-34069-313417(Top 46%)4328(Top 34%)4328(Top 249%)
23M23.00 mi1.25 mi13543+984047+224047+2212427(Top 43%)3844(Top 31%)3844(Top 221%)
24M24.00 mi1.00 mi13460+834025+224025+2212214(Top 42%)3835(Top 30%)3835(Top 221%)
40K24.85 mi0.85 mi13599-1394118-934118-9316285(Top 56%)6129(Top 49%)6129(Top 353%)
25.2M25.20 mi0.35 mi13879-2804292-1744292-17423598(Top 81%)9912(Top 79%)9912(Top 571%)
FINISH26.22 mi1.02 mi14314-4354569-2774569-27721204(Top 73%)8666(Top 69%)8666(Top 499%)

Segment Performance Analysis

10K→15K

0.0 - 3.1 mi

Top 50%
×21
+97ft-345ft

Overall

14453

Females

4417

F40-44

4417

5K→10K

3.1 - 6.2 mi

Top 49%
×5
+79ft-138ft

Overall

14250

Females

4269

F40-44

4269

10K→15K

6.2 - 9.3 mi

Top 50%
×3
+67ft-78ft

Overall

14453

Females

4417

F40-44

4417

15K→20K

9.3 - 12.4 mi

Top 48%
×5
+106ft-86ft

Overall

14038

Females

4243

F40-44

4243

20K→HALF

12.4 - 13.1 mi

Top 47%
×2
+19ft-37ft

Overall

13750

Females

4021

F40-44

4021

HALF→25K

13.1 - 15.5 mi

Top 48%
×4
+66ft-88ft

Overall

14020

Females

4309

F40-44

4309

25K→30K

15.5 - 18.6 mi

Top 53%
×9
+181ft-148ft

Overall

15359

Females

5168

F40-44

5168

30K→20M

18.6 - 20.0 mi

Top 41%
×5
+64ft-50ft

Overall

11973

Females

3397

F40-44

3397

20M→21M

20.0 - 21.0 mi

Top 40%
×8
+106ft-24ft

Overall

11473

Females

3253

F40-44

3253

21M→35K

21.0 - 21.8 mi

Top 46%
×7
+17ft-86ft

Overall

13417

Females

4328

F40-44

4328

35K→23M

21.8 - 23.0 mi

Top 43%
×5
+23ft-63ft

Overall

12427

Females

3844

F40-44

3844

23M→24M

23.0 - 24.0 mi

Top 42%
×6
+12ft-82ft

Overall

12214

Females

3835

F40-44

3835

24M→40K

24.0 - 24.9 mi

Top 56%
×1
+6ft-20ft

Overall

16285

Females

6129

F40-44

6129

40K→25.2M

24.9 - 25.2 mi

Top 81%
×1
+13ft-16ft

Overall

23598

Females

9912

F40-44

9912

25.2M→FINISH

25.2 - 26.2 mi

Top 73%
×2
+22ft-21ft

Overall

21204

Females

8666

F40-44

8666

Passing

Athletes you passed and who passed you throughout the race

Passing Analysis

Category:
Athletes Passed
1346*
Passed By
1680
Net Change
-1706
SegmentAthletes PassedPassed ByNet ChangeStart RankEnd Rank
Start → 5K----#12608
5K → 10K62200-750#12608#13358
10K → 15K103200-335#13358#13693
15K → 20K154183-29#13693#13722
20K → HALF3930+9#13722#13713
HALF → 25K111142-31#13713#13744
25K → 30K113200-285#13744#14029
30K → 20M218*20+198#14029#13831
20M → 21M18018+162#13831#13669
21M → 35K6739+28#13669#13641
35K → 23M14345+98#13641#13543
23M → 24M11532+83#13543#13460
24M → 40K32171-139#13460#13599
40K → 25.2M3200-280#13599#13879
25.2M → FINISH6200-435#13879#14314
TOTALS1346*1680-1706

* 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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