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Public Race Data

Boston Athletic Association

Boston Athletic Association

Mika Timing

Mika Timing
BOSTON MARATHON 2026

Karen Thurston

Bib: 20005 •F •Age: N/A

WA

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 45%
Age Group (F40-44)
#0 / 1737
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
26:09
3.11 mi
Rank: #19617
Start → 5K
26:09 | 8:26/mi
10K
52:13
6.21 mi
Rank: #19646 (-29)
5K → 10K
26:04 | 8:24/mi
15K
1:17:59
9.32 mi
Rank: #19393 (+253)
10K → 15K
25:46 | 8:18/mi
20K
1:43:48
12.43 mi
Rank: #19086 (+307)
15K → 20K
25:49 | 8:19/mi
HALF
1:49:27
13.11 mi
Rank: #19083 (+3)
20K → HALF
5:39 | 8:18/mi
25K
2:09:45
15.53 mi
Rank: #18861 (+222)
HALF → 25K
20:18 | 8:23/mi
30K
2:36:43
18.64 mi
Rank: #18660 (+201)
25K → 30K
26:58 | 8:41/mi
20M
2:48:48
20.00 mi
Rank: #18628 (+32)
30K → 20M
12:05 | 8:54/mi
21M
2:57:56
21.00 mi
Rank: #18512 (+116)
20M → 21M
9:08 | 9:08/mi
35K
3:04:32
21.75 mi
Rank: #18528 (-16)
21M → 35K
6:36 | 8:50/mi
23M
3:15:58
23.00 mi
Rank: #18559 (-31)
35K → 23M
11:26 | 9:09/mi
24M
3:25:05
24.00 mi
Rank: #18635 (-76)
23M → 24M
9:07 | 9:07/mi
40K
3:32:46
24.85 mi
Rank: #18626 (+9)
24M → 40K
7:41 | 9:00/mi
25.2M
3:35:57
25.20 mi
Rank: #18581 (+45)
40K → 25.2M
3:11 | 9:14/mi
FINISH
3:44:21
26.22 mi
Rank: #18497 (+84)
25.2M → FINISH
8:24 | 8:15/mi

Splits & Pacing

Detailed breakdown of your race performance at each timing point

Half Splits

1st HalfFaster
via HALF
Distance13.11 mi
Time1:49:27
Pace8:21 /mi
2nd Half
Distance13.11 mi
Time1:54:54
Pace8:46 /mi
📊Positive Split: 5.0% slower second half

Checkpoint Splits

CheckpointDistanceTime of DayTimeAvg PaceSegment TimeSegment PaceDiff
5K
3.11 mi11:27:3126:098:2626:09
8:26
-
10K
6.21 mi11:53:3552:138:2526:04
8:24
-0:02
15K
9.32 mi12:19:211:17:598:2325:46
8:18
-0:06
20K
12.43 mi12:45:101:43:488:2225:49
8:19
+0:01
HALF
13.11 mi12:50:491:49:278:215:39
8:18
-0:01
25K
15.53 mi13:11:072:09:458:2220:18
8:23
+0:05
30K
18.64 mi13:38:052:36:438:2526:58
8:41
+0:18
20M
20.00 mi13:50:102:48:488:2712:05
8:54
+0:13
21M
21.00 mi13:59:182:57:568:299:08
9:08
+0:14
35K
21.75 mi14:05:543:04:328:306:36
8:50
-0:18
23M
23.00 mi14:17:203:15:588:3211:26
9:09
+0:19
24M
24.00 mi14:26:273:25:058:339:07
9:07
-0:02
40K
24.85 mi14:34:083:32:468:347:41
9:00
-0:07
25.2M
25.20 mi14:37:193:35:578:353:11
9:14
+0:14
FINISH
26.22 mi14:45:433:44:218:348:24
8:15
-0:59

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

8:15 /mi

Average Pace

8:34 /mi

Slowest Pace

9:14 /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

3:11:29

85% of race

Time at Steady Pace

32:52

15% of race

Time at Slower Pace

0:00

0% of race

Average Pace: 8:33 /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 mi11:27:3126:098:2626:09
8:26
#19617
10K
6.21 mi11:53:3552:138:2526:04
8:24
#19646
15K
9.32 mi12:19:211:17:598:2325:46
8:18
#19393
20K
12.43 mi12:45:101:43:488:2225:49
8:19
#19086
HALF
13.11 mi12:50:491:49:278:215:39
8:18
#19083
25K
15.53 mi13:11:072:09:458:2220:18
8:23
#18861
30K
18.64 mi13:38:052:36:438:2526:58
8:41
#18660
20M
20.00 mi13:50:102:48:488:2712:05
8:54
#18628
21M
21.00 mi13:59:182:57:568:299:08
9:08
#18512
35K
21.75 mi14:05:543:04:328:306:36
8:50
#18528
23M
23.00 mi14:17:203:15:588:3211:26
9:09
#18559
24M
24.00 mi14:26:273:25:058:339:07
9:07
#18635
40K
24.85 mi14:34:083:32:468:347:41
9:00
#18626
25.2M
25.20 mi14:37:193:35:578:353:11
9:14
#18581
FINISH
26.22 mi14:45:433:44:218:348:24
8:15
#18497
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 mi196177421742118953(Top 65%)7015(Top 56%)7015(Top 404%)
10K6.21 mi3.10 mi19646-297432-117432-1119720(Top 68%)7441(Top 59%)7441(Top 428%)
15K9.32 mi3.11 mi19393+2537272+1607272+16018953(Top 65%)7015(Top 56%)7015(Top 404%)
20K12.43 mi3.11 mi19086+3077108+1647108+16418187(Top 63%)6629(Top 53%)6629(Top 382%)
HALF13.11 mi0.68 mi19083+37103+57103+519004(Top 65%)7050(Top 56%)7050(Top 406%)
25K15.53 mi2.42 mi18861+2226992+1116992+11117830(Top 61%)6469(Top 51%)6469(Top 372%)
30K18.64 mi3.11 mi18660+2016912+806912+8017919(Top 62%)6626(Top 53%)6626(Top 381%)
20M20.00 mi1.36 mi18628+326913-16913-118459(Top 64%)7009(Top 56%)7009(Top 404%)
21M21.00 mi1.00 mi18512+1166863+506863+5016863(Top 58%)6177(Top 49%)6177(Top 356%)
35K21.75 mi0.75 mi18528-166878-156878-1519262(Top 66%)7576(Top 60%)7576(Top 436%)
23M23.00 mi1.25 mi18559-316916-386916-3819148(Top 66%)7549(Top 60%)7549(Top 435%)
24M24.00 mi1.00 mi18635-766984-686984-6819954(Top 69%)8031(Top 64%)8031(Top 462%)
40K24.85 mi0.85 mi18626+96997-136997-1318357(Top 63%)7228(Top 57%)7228(Top 416%)
25.2M25.20 mi0.35 mi18581+456971+266971+2616054(Top 55%)6008(Top 48%)6008(Top 346%)
FINISH26.22 mi1.02 mi18497+846945+266945+2616706(Top 58%)6352(Top 51%)6352(Top 366%)

Segment Performance Analysis

10K→15K

0.0 - 3.1 mi

Top 65%
×21
+97ft-345ft

Overall

18953

Females

7015

F40-44

7015

5K→10K

3.1 - 6.2 mi

Top 68%
×5
+79ft-138ft

Overall

19720

Females

7441

F40-44

7441

10K→15K

6.2 - 9.3 mi

Top 65%
×3
+67ft-78ft

Overall

18953

Females

7015

F40-44

7015

15K→20K

9.3 - 12.4 mi

Top 63%
×5
+106ft-86ft

Overall

18187

Females

6629

F40-44

6629

20K→HALF

12.4 - 13.1 mi

Top 65%
×2
+19ft-37ft

Overall

19004

Females

7050

F40-44

7050

HALF→25K

13.1 - 15.5 mi

Top 61%
×4
+66ft-88ft

Overall

17830

Females

6469

F40-44

6469

25K→30K

15.5 - 18.6 mi

Top 62%
×9
+181ft-148ft

Overall

17919

Females

6626

F40-44

6626

30K→20M

18.6 - 20.0 mi

Top 64%
×5
+64ft-50ft

Overall

18459

Females

7009

F40-44

7009

20M→21M

20.0 - 21.0 mi

Top 58%
×8
+106ft-24ft

Overall

16863

Females

6177

F40-44

6177

21M→35K

21.0 - 21.8 mi

Top 66%
×7
+17ft-86ft

Overall

19262

Females

7576

F40-44

7576

35K→23M

21.8 - 23.0 mi

Top 66%
×5
+23ft-63ft

Overall

19148

Females

7549

F40-44

7549

23M→24M

23.0 - 24.0 mi

Top 69%
×6
+12ft-82ft

Overall

19954

Females

8031

F40-44

8031

24M→40K

24.0 - 24.9 mi

Top 63%
×1
+6ft-20ft

Overall

18357

Females

7228

F40-44

7228

40K→25.2M

24.9 - 25.2 mi

Top 55%
×1
+13ft-16ft

Overall

16054

Females

6008

F40-44

6008

25.2M→FINISH

25.2 - 26.2 mi

Top 58%
×2
+22ft-21ft

Overall

16706

Females

6352

F40-44

6352

Passing

Athletes you passed and who passed you throughout the race

Passing Analysis

Category:
Athletes Passed
2083*
Passed By
934
Net Change
+1120
SegmentAthletes PassedPassed ByNet ChangeStart RankEnd Rank
Start → 5K----#19617
5K → 10K200200-29#19617#19646
10K → 15K329*76+253#19646#19393
15K → 20K342*35+307#19393#19086
20K → HALF3532+3#19086#19083
HALF → 25K251*29+222#19083#18861
25K → 30K273*72+201#18861#18660
30K → 20M10876+32#18660#18628
20M → 21M14226+116#18628#18512
21M → 35K5066-16#18512#18528
35K → 23M82113-31#18528#18559
23M → 24M46122-76#18559#18635
24M → 40K5748+9#18635#18626
40K → 25.2M538+45#18626#18581
25.2M → FINISH11531+84#18581#18497
TOTALS2083*934+1120

* 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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