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Public Race Data

Boston Athletic Association

Boston Athletic Association

Mika Timing

Mika Timing
BOSTON MARATHON 2026

Laura Butterbaugh

Bib: 24968 •F •Age: N/A

MN

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 (F55-59)
#0 / 951
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
29:40
3.11 mi
Rank: #24632
Start → 5K
29:40 | 9:33/mi
10K
59:36
6.21 mi
Rank: #24798 (-166)
5K → 10K
29:56 | 9:39/mi
15K
1:30:36
9.32 mi
Rank: #25085 (-287)
10K → 15K
31:00 | 9:59/mi
20K
2:00:24
12.43 mi
Rank: #24824 (+261)
15K → 20K
29:48 | 9:36/mi
HALF
2:06:48
13.11 mi
Rank: #24782 (+42)
20K → HALF
6:24 | 9:24/mi
25K
2:31:38
15.53 mi
Rank: #24819 (-37)
HALF → 25K
24:50 | 10:15/mi
30K
3:02:52
18.64 mi
Rank: #24514 (+305)
25K → 30K
31:14 | 10:04/mi
20M
3:16:41
20.00 mi
Rank: #24403 (+111)
30K → 20M
13:49 | 10:11/mi
21M
3:29:06
21.00 mi
Rank: #24490 (-87)
20M → 21M
12:25 | 12:25/mi
35K
3:36:38
21.75 mi
Rank: #24443 (+47)
21M → 35K
7:32 | 10:05/mi
23M
3:49:28
23.00 mi
Rank: #24345 (+98)
35K → 23M
12:50 | 10:16/mi
24M
3:59:17
24.00 mi
Rank: #24235 (+110)
23M → 24M
9:49 | 9:49/mi
40K
4:07:40
24.85 mi
Rank: #24128 (+107)
24M → 40K
8:23 | 9:49/mi
25.2M
4:11:15
25.20 mi
Rank: #24068 (+60)
40K → 25.2M
3:35 | 10:24/mi
FINISH
4:20:57
26.22 mi
Rank: #24017 (+51)
25.2M → FINISH
9:42 | 9:32/mi

Splits & Pacing

Detailed breakdown of your race performance at each timing point

Half Splits

1st HalfFaster
via HALF
Distance13.11 mi
Time2:06:48
Pace9:41 /mi
2nd Half
Distance13.11 mi
Time2:14:09
Pace10:14 /mi
📊Positive Split: 5.8% slower second half

Checkpoint Splits

CheckpointDistanceTime of DayTimeAvg PaceSegment TimeSegment PaceDiff
5K
3.11 mi11:34:4829:409:3329:40
9:33
-
10K
6.21 mi12:04:4459:369:3629:56
9:39
+0:06
15K
9.32 mi12:35:441:30:369:4431:00
9:59
+0:20
20K
12.43 mi13:05:322:00:249:4229:48
9:36
-0:23
HALF
13.11 mi13:11:562:06:489:416:24
9:24
-0:12
25K
15.53 mi13:36:462:31:389:4624:50
10:15
+0:51
30K
18.64 mi14:08:003:02:529:4931:14
10:04
-0:11
20M
20.00 mi14:21:493:16:419:5113:49
10:11
+0:07
21M
21.00 mi14:34:143:29:069:5812:25
12:25
+2:14
35K
21.75 mi14:41:463:36:389:587:32
10:05
-2:20
23M
23.00 mi14:54:363:49:289:5912:50
10:16
+0:11
24M
24.00 mi15:04:253:59:179:599:49
9:49
-0:27
40K
24.85 mi15:12:484:07:409:588:23
9:49
0:00
25.2M
25.20 mi15:16:234:11:159:593:35
10:24
+0:35
FINISH
26.22 mi15:26:054:20:579:589:42
9:32
-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

9:24 /mi

Average Pace

9:58 /mi

Slowest Pace

12:25 /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

1:15:34

29% of race

Time at Steady Pace

2:49:23

65% of race

Time at Slower Pace

16:00

6% of race

Average Pace: 9:57 /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 mi11:34:4829:409:3329:40
9:33
#24632
10K
6.21 mi12:04:4459:369:3629:56
9:39
#24798
15K
9.32 mi12:35:441:30:369:4431:00
9:59
#25085
20K
12.43 mi13:05:322:00:249:4229:48
9:36
#24824
HALF
13.11 mi13:11:562:06:489:416:24
9:24
#24782
25K
15.53 mi13:36:462:31:389:4624:50
10:15
#24819
30K
18.64 mi14:08:003:02:529:4931:14
10:04
#24514
20M
20.00 mi14:21:493:16:419:5113:49
10:11
#24403
21M
21.00 mi14:34:143:29:069:5812:25
12:25
#24490
35K
21.75 mi14:41:463:36:389:587:32
10:05
#24443
23M
23.00 mi14:54:363:49:289:5912:50
10:16
#24345
24M
24.00 mi15:04:253:59:179:599:49
9:49
#24235
40K
24.85 mi15:12:484:07:409:588:23
9:49
#24128
25.2M
25.20 mi15:16:234:11:159:593:35
10:24
#24068
FINISH
26.22 mi15:26:054:20:579:589:42
9:32
#24017
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 mi246329990999025636(Top 88%)10523(Top 84%)10523(Top 1107%)
10K6.21 mi3.10 mi24798-16610075-8510075-8524932(Top 86%)10138(Top 81%)10138(Top 1066%)
15K9.32 mi3.11 mi25085-28710217-14210217-14225636(Top 88%)10523(Top 84%)10523(Top 1107%)
20K12.43 mi3.11 mi24824+26110087+13010087+13024031(Top 83%)9695(Top 77%)9695(Top 1019%)
HALF13.11 mi0.68 mi24782+4210065+2210065+2224088(Top 83%)9734(Top 77%)9734(Top 1024%)
25K15.53 mi2.42 mi24819-3710092-2710092-2724866(Top 86%)10156(Top 81%)10156(Top 1068%)
30K18.64 mi3.11 mi24514+3059961+1319961+13123273(Top 80%)9442(Top 75%)9442(Top 993%)
20M20.00 mi1.36 mi24403+1119923+389923+3823032(Top 79%)9394(Top 75%)9394(Top 988%)
21M21.00 mi1.00 mi24490-879979-569979-5625663(Top 88%)10852(Top 86%)10852(Top 1141%)
35K21.75 mi0.75 mi24443+479964+159964+1523357(Top 80%)9633(Top 77%)9633(Top 1013%)
23M23.00 mi1.25 mi24345+989935+299935+2922810(Top 79%)9422(Top 75%)9422(Top 991%)
24M24.00 mi1.00 mi24235+1109903+329903+3222309(Top 77%)9190(Top 73%)9190(Top 966%)
40K24.85 mi0.85 mi24128+1079857+469857+4621404(Top 74%)8796(Top 70%)8796(Top 925%)
25.2M25.20 mi0.35 mi24068+609838+199838+1920802(Top 72%)8480(Top 67%)8480(Top 892%)
FINISH26.22 mi1.02 mi24017+519823+159823+1522428(Top 77%)9300(Top 74%)9300(Top 978%)

Segment Performance Analysis

10K→15K

0.0 - 3.1 mi

Top 88%
×21
+97ft-345ft

Overall

25636

Females

10523

F55-59

10523

5K→10K

3.1 - 6.2 mi

Top 86%
×5
+79ft-138ft

Overall

24932

Females

10138

F55-59

10138

10K→15K

6.2 - 9.3 mi

Top 88%
×3
+67ft-78ft

Overall

25636

Females

10523

F55-59

10523

15K→20K

9.3 - 12.4 mi

Top 83%
×5
+106ft-86ft

Overall

24031

Females

9695

F55-59

9695

20K→HALF

12.4 - 13.1 mi

Top 83%
×2
+19ft-37ft

Overall

24088

Females

9734

F55-59

9734

HALF→25K

13.1 - 15.5 mi

Top 86%
×4
+66ft-88ft

Overall

24866

Females

10156

F55-59

10156

25K→30K

15.5 - 18.6 mi

Top 80%
×9
+181ft-148ft

Overall

23273

Females

9442

F55-59

9442

30K→20M

18.6 - 20.0 mi

Top 79%
×5
+64ft-50ft

Overall

23032

Females

9394

F55-59

9394

20M→21M

20.0 - 21.0 mi

Top 88%
×8
+106ft-24ft

Overall

25663

Females

10852

F55-59

10852

21M→35K

21.0 - 21.8 mi

Top 80%
×7
+17ft-86ft

Overall

23357

Females

9633

F55-59

9633

35K→23M

21.8 - 23.0 mi

Top 79%
×5
+23ft-63ft

Overall

22810

Females

9422

F55-59

9422

23M→24M

23.0 - 24.0 mi

Top 77%
×6
+12ft-82ft

Overall

22309

Females

9190

F55-59

9190

24M→40K

24.0 - 24.9 mi

Top 74%
×1
+6ft-20ft

Overall

21404

Females

8796

F55-59

8796

40K→25.2M

24.9 - 25.2 mi

Top 72%
×1
+13ft-16ft

Overall

20802

Females

8480

F55-59

8480

25.2M→FINISH

25.2 - 26.2 mi

Top 77%
×2
+22ft-21ft

Overall

22428

Females

9300

F55-59

9300

Passing

Athletes you passed and who passed you throughout the race

Passing Analysis

Category:
Athletes Passed
1628*
Passed By
755
Net Change
+615
SegmentAthletes PassedPassed ByNet ChangeStart RankEnd Rank
Start → 5K----#24632
5K → 10K152200-166#24632#24798
10K → 15K53200-287#24798#25085
15K → 20K288*27+261#25085#24824
20K → HALF464+42#24824#24782
HALF → 25K78115-37#24782#24819
25K → 30K324*19+305#24819#24514
30K → 20M12817+111#24514#24403
20M → 21M33120-87#24403#24490
21M → 35K5710+47#24490#24443
35K → 23M11214+98#24443#24345
23M → 24M1166+110#24345#24235
24M → 40K1103+107#24235#24128
40K → 25.2M600+60#24128#24068
25.2M → FINISH7120+51#24068#24017
TOTALS1628*755+615

* 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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