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Public Race Data

Boston Athletic Association

Boston Athletic Association

Mika Timing

Mika Timing
BOSTON MARATHON 2026

Lauren Macarthur

Bib: 30850 •F •Age: N/A

NH

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
27:04
3.11 mi
Rank: #21272
Start → 5K
27:04 | 8:43/mi
10K
53:32
6.21 mi
Rank: #20849 (+423)
5K → 10K
26:28 | 8:32/mi
15K
1:19:47
9.32 mi
Rank: #20487 (+362)
10K → 15K
26:15 | 8:27/mi
20K
1:46:27
12.43 mi
Rank: #20275 (+212)
15K → 20K
26:40 | 8:35/mi
HALF
1:52:17
13.11 mi
Rank: #20287 (-12)
20K → HALF
5:50 | 8:34/mi
25K
2:13:06
15.53 mi
Rank: #20101 (+186)
HALF → 25K
20:49 | 8:36/mi
30K
2:40:09
18.64 mi
Rank: #19734 (+367)
25K → 30K
27:03 | 8:43/mi
20M
2:52:06
20.00 mi
Rank: #19594 (+140)
30K → 20M
11:57 | 8:48/mi
21M
3:01:04
21.00 mi
Rank: #19372 (+222)
20M → 21M
8:58 | 8:58/mi
35K
3:07:30
21.75 mi
Rank: #19317 (+55)
21M → 35K
6:26 | 8:36/mi
23M
3:18:23
23.00 mi
Rank: #19190 (+127)
35K → 23M
10:53 | 8:42/mi
24M
3:26:53
24.00 mi
Rank: #19072 (+118)
23M → 24M
8:30 | 8:30/mi
40K
3:34:13
24.85 mi
Rank: #18955 (+117)
24M → 40K
7:20 | 8:35/mi
25.2M
3:37:15
25.20 mi
Rank: #18861 (+94)
40K → 25.2M
3:02 | 8:48/mi
FINISH
3:45:23
26.22 mi
Rank: #18719 (+142)
25.2M → FINISH
8:08 | 7:59/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
Time1:52:17
Pace8:34 /mi
2nd Half⚖️ Balanced
Distance13.11 mi
Time1:53:06
Pace8:38 /mi
📊Even Split: Consistent pacing between halves

Checkpoint Splits

CheckpointDistanceTime of DayTimeAvg PaceSegment TimeSegment PaceDiff
5K
3.11 mi11:52:0027:048:4327:04
8:43
-
10K
6.21 mi12:18:2853:328:3726:28
8:32
-0:11
15K
9.32 mi12:44:431:19:478:3426:15
8:27
-0:05
20K
12.43 mi13:11:231:46:278:3426:40
8:35
+0:08
HALF
13.11 mi13:17:131:52:178:345:50
8:34
-0:01
25K
15.53 mi13:38:022:13:068:3520:49
8:36
+0:02
30K
18.64 mi14:05:052:40:098:3627:03
8:43
+0:07
20M
20.00 mi14:17:022:52:068:3711:57
8:48
+0:05
21M
21.00 mi14:26:003:01:048:388:58
8:58
+0:10
35K
21.75 mi14:32:263:07:308:386:26
8:36
-0:22
23M
23.00 mi14:43:193:18:238:3810:53
8:42
+0:06
24M
24.00 mi14:51:493:26:538:388:30
8:30
-0:12
40K
24.85 mi14:59:093:34:138:387:20
8:35
+0:05
25.2M
25.20 mi15:02:113:37:158:383:02
8:48
+0:13
FINISH
26.22 mi15:10:193:45:238:378:08
7:59
-0:49

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

7:59 /mi

Average Pace

8:36 /mi

Slowest Pace

8:58 /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

3:21:26

89% of race

Time at Steady Pace

23:57

11% of race

Time at Slower Pace

0:00

0% of race

Average Pace: 8:36 /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 mi11:52:0027:048:4327:04
8:43
#21272
10K
6.21 mi12:18:2853:328:3726:28
8:32
#20849
15K
9.32 mi12:44:431:19:478:3426:15
8:27
#20487
20K
12.43 mi13:11:231:46:278:3426:40
8:35
#20275
HALF
13.11 mi13:17:131:52:178:345:50
8:34
#20287
25K
15.53 mi13:38:022:13:068:3520:49
8:36
#20101
30K
18.64 mi14:05:052:40:098:3627:03
8:43
#19734
20M
20.00 mi14:17:022:52:068:3711:57
8:48
#19594
21M
21.00 mi14:26:003:01:048:388:58
8:58
#19372
35K
21.75 mi14:32:263:07:308:386:26
8:36
#19317
23M
23.00 mi14:43:193:18:238:3810:53
8:42
#19190
24M
24.00 mi14:51:493:26:538:388:30
8:30
#19072
40K
24.85 mi14:59:093:34:138:387:20
8:35
#18955
25.2M
25.20 mi15:02:113:37:158:383:02
8:48
#18861
FINISH
26.22 mi15:10:193:45:238:378:08
7:59
#18719
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 mi212728311831119840(Top 68%)7498(Top 60%)7498(Top 131%)
10K6.21 mi3.10 mi20849+4238070+2418070+24120460(Top 71%)7834(Top 62%)7834(Top 137%)
15K9.32 mi3.11 mi20487+3627863+2077863+20719840(Top 68%)7498(Top 60%)7498(Top 131%)
20K12.43 mi3.11 mi20275+2127770+937770+9319772(Top 68%)7500(Top 60%)7500(Top 131%)
HALF13.11 mi0.68 mi20287-127779-97779-920597(Top 71%)7897(Top 63%)7897(Top 138%)
25K15.53 mi2.42 mi20101+1867688+917688+9119095(Top 66%)7170(Top 57%)7170(Top 125%)
30K18.64 mi3.11 mi19734+3677511+1777511+17718062(Top 62%)6711(Top 53%)6711(Top 117%)
20M20.00 mi1.36 mi19594+1407448+637448+6317979(Top 62%)6743(Top 54%)6743(Top 118%)
21M21.00 mi1.00 mi19372+2227346+1027346+10215994(Top 55%)5694(Top 45%)5694(Top 100%)
35K21.75 mi0.75 mi19317+557321+257321+2518146(Top 63%)6974(Top 55%)6974(Top 122%)
23M23.00 mi1.25 mi19190+1277272+497272+4916914(Top 58%)6390(Top 51%)6390(Top 112%)
24M24.00 mi1.00 mi19072+1187233+397233+3916939(Top 58%)6439(Top 51%)6439(Top 113%)
40K24.85 mi0.85 mi18955+1177180+537180+5316204(Top 56%)6098(Top 48%)6098(Top 107%)
25.2M25.20 mi0.35 mi18861+947135+457135+4513631(Top 47%)4726(Top 38%)4726(Top 83%)
FINISH26.22 mi1.02 mi18719+1427069+667069+6615091(Top 52%)5491(Top 44%)5491(Top 96%)

Segment Performance Analysis

10K→15K

0.0 - 3.1 mi

Top 68%
×21
+97ft-345ft

Overall

19840

Females

7498

F18-39

7498

5K→10K

3.1 - 6.2 mi

Top 71%
×5
+79ft-138ft

Overall

20460

Females

7834

F18-39

7834

10K→15K

6.2 - 9.3 mi

Top 68%
×3
+67ft-78ft

Overall

19840

Females

7498

F18-39

7498

15K→20K

9.3 - 12.4 mi

Top 68%
×5
+106ft-86ft

Overall

19772

Females

7500

F18-39

7500

20K→HALF

12.4 - 13.1 mi

Top 71%
×2
+19ft-37ft

Overall

20597

Females

7897

F18-39

7897

HALF→25K

13.1 - 15.5 mi

Top 66%
×4
+66ft-88ft

Overall

19095

Females

7170

F18-39

7170

25K→30K

15.5 - 18.6 mi

Top 62%
×9
+181ft-148ft

Overall

18062

Females

6711

F18-39

6711

30K→20M

18.6 - 20.0 mi

Top 62%
×5
+64ft-50ft

Overall

17979

Females

6743

F18-39

6743

20M→21M

20.0 - 21.0 mi

Top 55%
×8
+106ft-24ft

Overall

15994

Females

5694

F18-39

5694

21M→35K

21.0 - 21.8 mi

Top 63%
×7
+17ft-86ft

Overall

18146

Females

6974

F18-39

6974

35K→23M

21.8 - 23.0 mi

Top 58%
×5
+23ft-63ft

Overall

16914

Females

6390

F18-39

6390

23M→24M

23.0 - 24.0 mi

Top 58%
×6
+12ft-82ft

Overall

16939

Females

6439

F18-39

6439

24M→40K

24.0 - 24.9 mi

Top 56%
×1
+6ft-20ft

Overall

16204

Females

6098

F18-39

6098

40K→25.2M

24.9 - 25.2 mi

Top 47%
×1
+13ft-16ft

Overall

13631

Females

4726

F18-39

4726

25.2M→FINISH

25.2 - 26.2 mi

Top 52%
×2
+22ft-21ft

Overall

15091

Females

5491

F18-39

5491

Passing

Athletes you passed and who passed you throughout the race

Passing Analysis

Category:
Athletes Passed
3061*
Passed By
508
Net Change
+2553
SegmentAthletes PassedPassed ByNet ChangeStart RankEnd Rank
Start → 5K----#21272
5K → 10K555*132+423#21272#20849
10K → 15K436*74+362#20849#20487
15K → 20K282*70+212#20487#20275
20K → HALF3143-12#20275#20287
HALF → 25K223*37+186#20287#20101
25K → 30K389*22+367#20101#19734
30K → 20M16121+140#19734#19594
20M → 21M232*10+222#19594#19372
21M → 35K8328+55#19372#19317
35K → 23M15326+127#19317#19190
23M → 24M13820+118#19190#19072
24M → 40K13013+117#19072#18955
40K → 25.2M951+94#18955#18861
25.2M → FINISH15311+142#18861#18719
TOTALS3061*508+2553

* 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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