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Public Race Data

Boston Athletic Association

Boston Athletic Association

Mika Timing

Mika Timing
BOSTON MARATHON 2026

Kelly Lauffer

Bib: 18092 •F •Age: N/A

IL

Boston Marathon logo
0:00
0:00
/ mi
Masters
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Overall
#0 / 29021
Top 48%
Gender (Female)
#0 / 12578
Top 34%
Masters (Masters Women)
#0 / 6862
Top 18%
Age Group (F45-49)
#0 / 1786
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
24:15
3.11 mi
Rank: #15468
Start → 5K
24:15 | 7:49/mi
10K
48:22
6.21 mi
Rank: #15340 (+128)
5K → 10K
24:07 | 7:46/mi
15K
1:12:11
9.32 mi
Rank: #14934 (+406)
10K → 15K
23:49 | 7:40/mi
20K
1:36:09
12.43 mi
Rank: #14618 (+316)
15K → 20K
23:58 | 7:43/mi
HALF
1:41:19
13.11 mi
Rank: #14575 (+43)
20K → HALF
5:10 | 7:35/mi
25K
2:00:02
15.53 mi
Rank: #14305 (+270)
HALF → 25K
18:43 | 7:44/mi
30K
2:24:41
18.64 mi
Rank: #14027 (+278)
25K → 30K
24:39 | 7:57/mi
20M
2:35:40
20.00 mi
Rank: #13947 (+80)
30K → 20M
10:59 | 8:06/mi
21M
2:43:53
21.00 mi
Rank: #13766 (+181)
20M → 21M
8:13 | 8:13/mi
35K
2:50:01
21.75 mi
Rank: #13851 (-85)
21M → 35K
6:08 | 8:13/mi
23M
3:00:10
23.00 mi
Rank: #13801 (+50)
35K → 23M
10:09 | 8:07/mi
24M
3:08:15
24.00 mi
Rank: #13802 (-1)
23M → 24M
8:05 | 8:05/mi
40K
3:15:18
24.85 mi
Rank: #13795 (+7)
24M → 40K
7:03 | 8:15/mi
25.2M
3:18:24
25.20 mi
Rank: #13818 (-23)
40K → 25.2M
3:06 | 9:00/mi
FINISH
3:26:30
26.22 mi
Rank: #13858 (-40)
25.2M → FINISH
8:06 | 7:57/mi

Splits & Pacing

Detailed breakdown of your race performance at each timing point

Half Splits

1st HalfFaster
via HALF
Distance13.11 mi
Time1:41:19
Pace7:44 /mi
2nd Half
Distance13.11 mi
Time1:45:11
Pace8:02 /mi
📊Positive Split: 3.8% slower second half

Checkpoint Splits

CheckpointDistanceTime of DayTimeAvg PaceSegment TimeSegment PaceDiff
5K
3.11 mi11:25:3924:157:4924:15
7:49
-
10K
6.21 mi11:49:4648:227:4824:07
7:46
-0:03
15K
9.32 mi12:13:351:12:117:4523:49
7:40
-0:06
20K
12.43 mi12:37:331:36:097:4523:58
7:43
+0:03
HALF
13.11 mi12:42:431:41:197:445:10
7:35
-0:08
25K
15.53 mi13:01:262:00:027:4418:43
7:44
+0:09
30K
18.64 mi13:26:052:24:417:4624:39
7:57
+0:13
20M
20.00 mi13:37:042:35:407:4810:59
8:06
+0:09
21M
21.00 mi13:45:162:43:537:498:13
8:13
+0:07
35K
21.75 mi13:51:252:50:017:506:08
8:13
0:00
23M
23.00 mi14:01:343:00:107:5110:09
8:07
-0:06
24M
24.00 mi14:09:393:08:157:518:05
8:05
-0:02
40K
24.85 mi14:16:423:15:187:527:03
8:15
+0:10
25.2M
25.20 mi14:19:483:18:247:533:06
9:00
+0:45
FINISH
26.22 mi14:27:543:26:307:538:06
7:57
-1:03

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

7:35 /mi

Average Pace

7:53 /mi

Slowest Pace

9:00 /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

3:23:24

98% of race

Time at Steady Pace

0:00

0% of race

Time at Slower Pace

3:06

2% of race

Average Pace: 7:53 /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 mi11:25:3924:157:4924:15
7:49
#15468
10K
6.21 mi11:49:4648:227:4824:07
7:46
#15340
15K
9.32 mi12:13:351:12:117:4523:49
7:40
#14934
20K
12.43 mi12:37:331:36:097:4523:58
7:43
#14618
HALF
13.11 mi12:42:431:41:197:445:10
7:35
#14575
25K
15.53 mi13:01:262:00:027:4418:43
7:44
#14305
30K
18.64 mi13:26:052:24:417:4624:39
7:57
#14027
20M
20.00 mi13:37:042:35:407:4810:59
8:06
#13947
21M
21.00 mi13:45:162:43:537:498:13
8:13
#13766
35K
21.75 mi13:51:252:50:017:506:08
8:13
#13851
23M
23.00 mi14:01:343:00:107:5110:09
8:07
#13801
24M
24.00 mi14:09:393:08:157:518:05
8:05
#13802
40K
24.85 mi14:16:423:15:187:527:03
8:15
#13795
25.2M
25.20 mi14:19:483:18:247:533:06
9:00
#13818
FINISH
26.22 mi14:27:543:26:307:538:06
7:57
#13858
Faster pace
Steady pace
Slower pace
Est.Checkpoint not recorded (estimated)
~Segment time uses estimated prior

Rankings

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

Checkpoint and Segment Rankings

CheckpointDistanceSeg. DistOverallFemalesF45-49Seg. OverallSeg. FemalesSeg. F45-49
5K3.11 mi3.11 mi154684974497414255(Top 49%)4284(Top 34%)4284(Top 240%)
10K6.21 mi3.10 mi15340+1284924+504924+5015303(Top 53%)4891(Top 39%)4891(Top 274%)
15K9.32 mi3.11 mi14934+4064693+2314693+23114255(Top 49%)4284(Top 34%)4284(Top 240%)
20K12.43 mi3.11 mi14618+3164497+1964497+19613857(Top 48%)4136(Top 33%)4136(Top 232%)
HALF13.11 mi0.68 mi14575+434469+284469+2813734(Top 47%)4005(Top 32%)4005(Top 224%)
25K15.53 mi2.42 mi14305+2704345+1244345+12413212(Top 46%)3858(Top 31%)3858(Top 216%)
30K18.64 mi3.11 mi14027+2784214+1314214+13113024(Top 45%)3858(Top 31%)3858(Top 216%)
20M20.00 mi1.36 mi13947+804198+164198+1613438(Top 46%)4188(Top 33%)4188(Top 234%)
21M21.00 mi1.00 mi13766+1814119+794119+7911255(Top 39%)3131(Top 25%)3131(Top 175%)
35K21.75 mi0.75 mi13851-854193-744193-7415877(Top 55%)5706(Top 45%)5706(Top 319%)
23M23.00 mi1.25 mi13801+504194-14194-113220(Top 46%)4293(Top 34%)4293(Top 240%)
24M24.00 mi1.00 mi13802-14214-204214-2014331(Top 49%)4975(Top 40%)4975(Top 279%)
40K24.85 mi0.85 mi13795+74230-164230-1614104(Top 49%)4931(Top 39%)4931(Top 276%)
25.2M25.20 mi0.35 mi13818-234249-194249-1914684(Top 51%)5253(Top 42%)5253(Top 294%)
FINISH26.22 mi1.02 mi13858-404301-524301-5214849(Top 51%)5354(Top 43%)5354(Top 300%)

Segment Performance Analysis

10K→15K

0.0 - 3.1 mi

Top 49%
×21
+97ft-345ft

Overall

14255

Females

4284

F45-49

4284

5K→10K

3.1 - 6.2 mi

Top 53%
×5
+79ft-138ft

Overall

15303

Females

4891

F45-49

4891

10K→15K

6.2 - 9.3 mi

Top 49%
×3
+67ft-78ft

Overall

14255

Females

4284

F45-49

4284

15K→20K

9.3 - 12.4 mi

Top 48%
×5
+106ft-86ft

Overall

13857

Females

4136

F45-49

4136

20K→HALF

12.4 - 13.1 mi

Top 47%
×2
+19ft-37ft

Overall

13734

Females

4005

F45-49

4005

HALF→25K

13.1 - 15.5 mi

Top 46%
×4
+66ft-88ft

Overall

13212

Females

3858

F45-49

3858

25K→30K

15.5 - 18.6 mi

Top 45%
×9
+181ft-148ft

Overall

13024

Females

3858

F45-49

3858

30K→20M

18.6 - 20.0 mi

Top 46%
×5
+64ft-50ft

Overall

13438

Females

4188

F45-49

4188

20M→21M

20.0 - 21.0 mi

Top 39%
×8
+106ft-24ft

Overall

11255

Females

3131

F45-49

3131

21M→35K

21.0 - 21.8 mi

Top 55%
×7
+17ft-86ft

Overall

15877

Females

5706

F45-49

5706

35K→23M

21.8 - 23.0 mi

Top 46%
×5
+23ft-63ft

Overall

13220

Females

4293

F45-49

4293

23M→24M

23.0 - 24.0 mi

Top 49%
×6
+12ft-82ft

Overall

14331

Females

4975

F45-49

4975

24M→40K

24.0 - 24.9 mi

Top 49%
×1
+6ft-20ft

Overall

14104

Females

4931

F45-49

4931

40K→25.2M

24.9 - 25.2 mi

Top 51%
×1
+13ft-16ft

Overall

14684

Females

5253

F45-49

5253

25.2M→FINISH

25.2 - 26.2 mi

Top 51%
×2
+22ft-21ft

Overall

14849

Females

5354

F45-49

5354

Passing

Athletes you passed and who passed you throughout the race

Passing Analysis

Category:
Athletes Passed
2538*
Passed By
928
Net Change
+1610
SegmentAthletes PassedPassed ByNet ChangeStart RankEnd Rank
Start → 5K----#15468
5K → 10K328*200+128#15468#15340
10K → 15K463*57+406#15340#14934
15K → 20K365*49+316#14934#14618
20K → HALF5512+43#14618#14575
HALF → 25K298*28+270#14575#14305
25K → 30K343*65+278#14305#14027
30K → 20M14363+80#14027#13947
20M → 21M19514+181#13947#13766
21M → 35K39124-85#13766#13851
35K → 23M10555+50#13851#13801
23M → 24M7273-1#13801#13802
24M → 40K6457+7#13802#13795
40K → 25.2M1841-23#13795#13818
25.2M → FINISH5090-40#13818#13858
TOTALS2538*928+1610

* 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

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OTQ

Olympic Trials Qualifying analysis available

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