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Public Race Data

Boston Athletic Association

Boston Athletic Association

Mika Timing

Mika Timing
BOSTON MARATHON 2026

Clare Bythell

Bib: 23648 •F •Age: N/A

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
Top 41%
Age Group (F55-59)
#0 / 951
Top 20%
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
26:22
3.11 mi
Rank: #20002
Start → 5K
26:22 | 8:30/mi
10K
52:31
6.21 mi
Rank: #19891 (+111)
5K → 10K
26:09 | 8:26/mi
15K
1:19:01
9.32 mi
Rank: #20002 (-111)
10K → 15K
26:30 | 8:32/mi
20K
1:45:42
12.43 mi
Rank: #19946 (+56)
15K → 20K
26:41 | 8:36/mi
HALF
1:51:20
13.11 mi
Rank: #19901 (+45)
20K → HALF
5:38 | 8:16/mi
25K
2:11:35
15.53 mi
Rank: #19559 (+342)
HALF → 25K
20:15 | 8:21/mi
30K
2:38:23
18.64 mi
Rank: #19171 (+388)
25K → 30K
26:48 | 8:38/mi
20M
2:49:54
20.00 mi
Rank: #18941 (+230)
30K → 20M
11:31 | 8:29/mi
21M
2:58:34
21.00 mi
Rank: #18672 (+269)
20M → 21M
8:40 | 8:40/mi
35K
3:04:38
21.75 mi
Rank: #18551 (+121)
21M → 35K
6:04 | 8:07/mi
23M
3:15:01
23.00 mi
Rank: #18319 (+232)
35K → 23M
10:23 | 8:18/mi
24M
3:23:07
24.00 mi
Rank: #18165 (+154)
23M → 24M
8:06 | 8:06/mi
40K
3:30:13
24.85 mi
Rank: #18002 (+163)
24M → 40K
7:06 | 8:19/mi
25.2M
3:33:14
25.20 mi
Rank: #17916 (+86)
40K → 25.2M
3:01 | 8:45/mi
FINISH
3:41:43
26.22 mi
Rank: #17873 (+43)
25.2M → FINISH
8:29 | 8:20/mi
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Splits & Pacing

Detailed breakdown of your race performance at each timing point

Half Splits

1st Half⚖️ Balanced
via HALF
Distance13.11 mi
Time1:51:20
Pace8:30 /mi
2nd Half⚖️ Balanced
Distance13.11 mi
Time1:50:23
Pace8:26 /mi
📊Even Split: Consistent pacing between halves

Checkpoint Splits

CheckpointDistanceTime of DayTimeAvg PaceSegment TimeSegment PaceDiff
5K
3.11 mi11:29:3326:228:3026:22
8:30
-
10K
6.21 mi11:55:4252:318:2826:09
8:26
-0:04
15K
9.32 mi12:22:121:19:018:2926:30
8:32
+0:06
20K
12.43 mi12:48:531:45:428:3126:41
8:36
+0:04
HALF
13.11 mi12:54:311:51:208:305:38
8:16
-0:20
25K
15.53 mi13:14:462:11:358:2920:15
8:21
+0:05
30K
18.64 mi13:41:342:38:238:3026:48
8:38
+0:17
20M
20.00 mi13:53:052:49:548:3011:31
8:29
-0:09
21M
21.00 mi14:01:452:58:348:318:40
8:40
+0:11
35K
21.75 mi14:07:493:04:388:306:04
8:07
-0:33
23M
23.00 mi14:18:123:15:018:2910:23
8:18
+0:11
24M
24.00 mi14:26:183:23:078:288:06
8:06
-0:12
40K
24.85 mi14:33:243:30:138:287:06
8:19
+0:13
25.2M
25.20 mi14:36:253:33:148:283:01
8:45
+0:26
FINISH
26.22 mi14:44:543:41:438:288:29
8:20
-0:25

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

8:06 /mi

Average Pace

8:28 /mi

Slowest Pace

8:45 /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

2:10:03

59% of race

Time at Steady Pace

1:31:40

41% of race

Time at Slower Pace

0:00

0% of race

Average Pace: 8:27 /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 mi11:29:3326:228:3026:22
8:30
#20002
10K
6.21 mi11:55:4252:318:2826:09
8:26
#19891
15K
9.32 mi12:22:121:19:018:2926:30
8:32
#20002
20K
12.43 mi12:48:531:45:428:3126:41
8:36
#19946
HALF
13.11 mi12:54:311:51:208:305:38
8:16
#19901
25K
15.53 mi13:14:462:11:358:2920:15
8:21
#19559
30K
18.64 mi13:41:342:38:238:3026:48
8:38
#19171
20M
20.00 mi13:53:052:49:548:3011:31
8:29
#18941
21M
21.00 mi14:01:452:58:348:318:40
8:40
#18672
35K
21.75 mi14:07:493:04:388:306:04
8:07
#18551
23M
23.00 mi14:18:123:15:018:2910:23
8:18
#18319
24M
24.00 mi14:26:183:23:078:288:06
8:06
#18165
40K
24.85 mi14:33:243:30:138:287:06
8:19
#18002
25.2M
25.20 mi14:36:253:33:148:283:01
8:45
#17916
FINISH
26.22 mi14:44:543:41:438:288:29
8:20
#17873
Faster pace
Steady pace
Slower pace

Rankings

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

Checkpoint and Segment Rankings

CheckpointDistanceSeg. DistOverallFemalesF55-59Seg. OverallSeg. FemalesSeg. F55-59
5K3.11 mi3.11 mi200027631763120321(Top 70%)7758(Top 62%)7758(Top 816%)
10K6.21 mi3.10 mi19891+1117557+747557+7419885(Top 69%)7529(Top 60%)7529(Top 792%)
15K9.32 mi3.11 mi20002-1117605-487605-4820321(Top 70%)7758(Top 62%)7758(Top 816%)
20K12.43 mi3.11 mi19946+567600+57600+519801(Top 68%)7513(Top 60%)7513(Top 790%)
HALF13.11 mi0.68 mi19901+457574+267574+2618832(Top 65%)6954(Top 55%)6954(Top 731%)
25K15.53 mi2.42 mi19559+3427384+1907384+19017698(Top 61%)6395(Top 51%)6395(Top 672%)
30K18.64 mi3.11 mi19171+3887205+1797205+17917616(Top 61%)6462(Top 51%)6462(Top 679%)
20M20.00 mi1.36 mi18941+2307084+1217084+12116112(Top 56%)5714(Top 45%)5714(Top 601%)
21M21.00 mi1.00 mi18672+2696944+1406944+14014232(Top 49%)4719(Top 38%)4719(Top 496%)
35K21.75 mi0.75 mi18551+1216889+556889+5515284(Top 53%)5357(Top 43%)5357(Top 563%)
23M23.00 mi1.25 mi18319+2326791+986791+9814489(Top 50%)4996(Top 40%)4996(Top 525%)
24M24.00 mi1.00 mi18165+1546723+686723+6814470(Top 50%)5065(Top 40%)5065(Top 533%)
40K24.85 mi0.85 mi18002+1636652+716652+7114532(Top 50%)5188(Top 41%)5188(Top 546%)
25.2M25.20 mi0.35 mi17916+866615+376615+3713349(Top 46%)4581(Top 36%)4581(Top 482%)
FINISH26.22 mi1.02 mi17873+436607+86607+817217(Top 59%)6630(Top 53%)6630(Top 697%)

Segment Performance Analysis

10K→15K

0.0 - 3.1 mi

Top 70%
×21
+97ft-345ft

Overall

20321

Females

7758

F55-59

7758

5K→10K

3.1 - 6.2 mi

Top 69%
×5
+79ft-138ft

Overall

19885

Females

7529

F55-59

7529

10K→15K

6.2 - 9.3 mi

Top 70%
×3
+67ft-78ft

Overall

20321

Females

7758

F55-59

7758

15K→20K

9.3 - 12.4 mi

Top 68%
×5
+106ft-86ft

Overall

19801

Females

7513

F55-59

7513

20K→HALF

12.4 - 13.1 mi

Top 65%
×2
+19ft-37ft

Overall

18832

Females

6954

F55-59

6954

HALF→25K

13.1 - 15.5 mi

Top 61%
×4
+66ft-88ft

Overall

17698

Females

6395

F55-59

6395

25K→30K

15.5 - 18.6 mi

Top 61%
×9
+181ft-148ft

Overall

17616

Females

6462

F55-59

6462

30K→20M

18.6 - 20.0 mi

Top 56%
×5
+64ft-50ft

Overall

16112

Females

5714

F55-59

5714

20M→21M

20.0 - 21.0 mi

Top 49%
×8
+106ft-24ft

Overall

14232

Females

4719

F55-59

4719

21M→35K

21.0 - 21.8 mi

Top 53%
×7
+17ft-86ft

Overall

15284

Females

5357

F55-59

5357

35K→23M

21.8 - 23.0 mi

Top 50%
×5
+23ft-63ft

Overall

14489

Females

4996

F55-59

4996

23M→24M

23.0 - 24.0 mi

Top 50%
×6
+12ft-82ft

Overall

14470

Females

5065

F55-59

5065

24M→40K

24.0 - 24.9 mi

Top 50%
×1
+6ft-20ft

Overall

14532

Females

5188

F55-59

5188

40K→25.2M

24.9 - 25.2 mi

Top 46%
×1
+13ft-16ft

Overall

13349

Females

4581

F55-59

4581

25.2M→FINISH

25.2 - 26.2 mi

Top 59%
×2
+22ft-21ft

Overall

17217

Females

6630

F55-59

6630

Passing

Athletes you passed and who passed you throughout the race

Passing Analysis

Category:
Athletes Passed
2837*
Passed By
671
Net Change
+2129
SegmentAthletes PassedPassed ByNet ChangeStart RankEnd Rank
Start → 5K----#20002
5K → 10K311*200+111#20002#19891
10K → 15K126200-111#19891#20002
15K → 20K184128+56#20002#19946
20K → HALF5510+45#19946#19901
HALF → 25K349*7+342#19901#19559
25K → 30K420*32+388#19559#19171
30K → 20M243*13+230#19171#18941
20M → 21M273*4+269#18941#18672
21M → 35K1276+121#18672#18551
35K → 23M239*7+232#18551#18319
23M → 24M1606+154#18319#18165
24M → 40K1696+163#18165#18002
40K → 25.2M882+86#18002#17916
25.2M → FINISH9350+43#17916#17873
TOTALS2837*671+2129

* 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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Activity Data

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