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Public Race Data

Boston Athletic Association

Boston Athletic Association

Mika Timing

Mika Timing
BOSTON MARATHON 2026

Laurie Cass

Bib: 23686 •F •Age: N/A

MA

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 48%
Age Group (F50-54)
#0 / 1233
Top 47%
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
24:54
3.11 mi
Rank: #17053
Start → 5K
24:54 | 8:01/mi
10K
50:00
6.21 mi
Rank: #17412 (-359)
5K → 10K
25:06 | 8:05/mi
15K
1:16:10
9.32 mi
Rank: #18218 (-806)
10K → 15K
26:10 | 8:26/mi
20K
1:42:42
12.43 mi
Rank: #18542 (-324)
15K → 20K
26:32 | 8:33/mi
HALF
1:48:18
13.11 mi
Rank: #18537 (+5)
20K → HALF
5:36 | 8:13/mi
25K
2:09:21
15.53 mi
Rank: #18689 (-152)
HALF → 25K
21:03 | 8:41/mi
30K
2:37:01
18.64 mi
Rank: #18746 (-57)
25K → 30K
27:40 | 8:55/mi
20M
2:49:13
20.00 mi
Rank: #18737 (+9)
30K → 20M
12:12 | 8:59/mi
21M
2:58:56
21.00 mi
Rank: #18773 (-36)
20M → 21M
9:43 | 9:43/mi
35K
3:05:40
21.75 mi
Rank: #18833 (-60)
21M → 35K
6:44 | 9:01/mi
23M
3:16:57
23.00 mi
Rank: #18817 (+16)
35K → 23M
11:17 | 9:01/mi
24M
3:25:57
24.00 mi
Rank: #18837 (-20)
23M → 24M
9:00 | 9:00/mi
40K
3:33:47
24.85 mi
Rank: #18837
24M → 40K
7:50 | 9:10/mi
25.2M
3:37:09
25.20 mi
Rank: #18835 (+2)
40K → 25.2M
3:22 | 9:46/mi
FINISH
3:46:10
26.22 mi
Rank: #18889 (-54)
25.2M → FINISH
9:01 | 8:51/mi

Splits & Pacing

Detailed breakdown of your race performance at each timing point

Half Splits

1st HalfFaster
via HALF
Distance13.11 mi
Time1:48:18
Pace8:16 /mi
2nd Half
Distance13.11 mi
Time1:57:52
Pace9:00 /mi
📊Positive Split: 8.8% slower second half

Checkpoint Splits

CheckpointDistanceTime of DayTimeAvg PaceSegment TimeSegment PaceDiff
5K
3.11 mi11:27:5324:548:0124:54
8:01
-
10K
6.21 mi11:52:5950:008:0325:06
8:05
+0:04
15K
9.32 mi12:19:091:16:108:1126:10
8:26
+0:21
20K
12.43 mi12:45:411:42:428:1626:32
8:33
+0:07
HALF
13.11 mi12:51:171:48:188:165:36
8:13
-0:20
25K
15.53 mi13:12:202:09:218:2021:03
8:41
+0:28
30K
18.64 mi13:40:002:37:018:2627:40
8:55
+0:14
20M
20.00 mi13:52:122:49:138:2812:12
8:59
+0:04
21M
21.00 mi14:01:552:58:568:329:43
9:43
+0:44
35K
21.75 mi14:08:393:05:408:336:44
9:01
-0:42
23M
23.00 mi14:19:563:16:578:3411:17
9:01
0:00
24M
24.00 mi14:28:563:25:578:359:00
9:00
-0:01
40K
24.85 mi14:36:463:33:478:377:50
9:10
+0:10
25.2M
25.20 mi14:40:083:37:098:383:22
9:46
+0:36
FINISH
26.22 mi14:49:093:46:108:389:01
8:51
-0:55

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

8:01 /mi

Average Pace

8:38 /mi

Slowest Pace

9:46 /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

1:48:18

48% of race

Time at Steady Pace

1:44:47

46% of race

Time at Slower Pace

13:05

6% of race

Average Pace: 8:38 /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 mi11:27:5324:548:0124:54
8:01
#17053
10K
6.21 mi11:52:5950:008:0325:06
8:05
#17412
15K
9.32 mi12:19:091:16:108:1126:10
8:26
#18218
20K
12.43 mi12:45:411:42:428:1626:32
8:33
#18542
HALF
13.11 mi12:51:171:48:188:165:36
8:13
#18537
25K
15.53 mi13:12:202:09:218:2021:03
8:41
#18689
30K
18.64 mi13:40:002:37:018:2627:40
8:55
#18746
20M
20.00 mi13:52:122:49:138:2812:12
8:59
#18737
21M
21.00 mi14:01:552:58:568:329:43
9:43
#18773
35K
21.75 mi14:08:393:05:408:336:44
9:01
#18833
23M
23.00 mi14:19:563:16:578:3411:17
9:01
#18817
24M
24.00 mi14:28:563:25:578:359:00
9:00
#18837
40K
24.85 mi14:36:463:33:478:377:50
9:10
#18837
25.2M
25.20 mi14:40:083:37:098:383:22
9:46
#18835
FINISH
26.22 mi14:49:093:46:108:389:01
8:51
#18889
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. DistOverallFemalesF50-54Seg. OverallSeg. FemalesSeg. F50-54
5K3.11 mi3.11 mi170535951595119684(Top 68%)7406(Top 59%)7406(Top 601%)
10K6.21 mi3.10 mi17412-3596161-2106161-21017820(Top 61%)6387(Top 51%)6387(Top 518%)
15K9.32 mi3.11 mi18218-8066606-4456606-44519684(Top 68%)7406(Top 59%)7406(Top 601%)
20K12.43 mi3.11 mi18542-3246792-1866792-18619542(Top 67%)7381(Top 59%)7381(Top 599%)
HALF13.11 mi0.68 mi18537+56794-26794-218486(Top 64%)6735(Top 54%)6735(Top 546%)
25K15.53 mi2.42 mi18689-1526889-956889-9519593(Top 68%)7433(Top 59%)7433(Top 603%)
30K18.64 mi3.11 mi18746-576967-786967-7819102(Top 66%)7266(Top 58%)7266(Top 589%)
20M20.00 mi1.36 mi18737+96972-56972-518862(Top 65%)7211(Top 57%)7211(Top 585%)
21M21.00 mi1.00 mi18773-367013-417013-4119438(Top 67%)7547(Top 60%)7547(Top 612%)
35K21.75 mi0.75 mi18833-607057-447057-4420077(Top 69%)7989(Top 64%)7989(Top 648%)
23M23.00 mi1.25 mi18817+167070-137070-1318549(Top 64%)7253(Top 58%)7253(Top 588%)
24M24.00 mi1.00 mi18837-207098-287098-2819464(Top 67%)7755(Top 62%)7755(Top 629%)
40K24.85 mi0.85 mi188377112-147112-1419132(Top 66%)7635(Top 61%)7635(Top 619%)
25.2M25.20 mi0.35 mi18835+27118-67118-618473(Top 64%)7270(Top 58%)7270(Top 590%)
FINISH26.22 mi1.02 mi18889-547165-477165-4719861(Top 68%)8007(Top 64%)8007(Top 649%)

Segment Performance Analysis

10K→15K

0.0 - 3.1 mi

Top 68%
×21
+97ft-345ft

Overall

19684

Females

7406

F50-54

7406

5K→10K

3.1 - 6.2 mi

Top 61%
×5
+79ft-138ft

Overall

17820

Females

6387

F50-54

6387

10K→15K

6.2 - 9.3 mi

Top 68%
×3
+67ft-78ft

Overall

19684

Females

7406

F50-54

7406

15K→20K

9.3 - 12.4 mi

Top 67%
×5
+106ft-86ft

Overall

19542

Females

7381

F50-54

7381

20K→HALF

12.4 - 13.1 mi

Top 64%
×2
+19ft-37ft

Overall

18486

Females

6735

F50-54

6735

HALF→25K

13.1 - 15.5 mi

Top 68%
×4
+66ft-88ft

Overall

19593

Females

7433

F50-54

7433

25K→30K

15.5 - 18.6 mi

Top 66%
×9
+181ft-148ft

Overall

19102

Females

7266

F50-54

7266

30K→20M

18.6 - 20.0 mi

Top 65%
×5
+64ft-50ft

Overall

18862

Females

7211

F50-54

7211

20M→21M

20.0 - 21.0 mi

Top 67%
×8
+106ft-24ft

Overall

19438

Females

7547

F50-54

7547

21M→35K

21.0 - 21.8 mi

Top 69%
×7
+17ft-86ft

Overall

20077

Females

7989

F50-54

7989

35K→23M

21.8 - 23.0 mi

Top 64%
×5
+23ft-63ft

Overall

18549

Females

7253

F50-54

7253

23M→24M

23.0 - 24.0 mi

Top 67%
×6
+12ft-82ft

Overall

19464

Females

7755

F50-54

7755

24M→40K

24.0 - 24.9 mi

Top 66%
×1
+6ft-20ft

Overall

19132

Females

7635

F50-54

7635

40K→25.2M

24.9 - 25.2 mi

Top 64%
×1
+13ft-16ft

Overall

18473

Females

7270

F50-54

7270

25.2M→FINISH

25.2 - 26.2 mi

Top 68%
×2
+22ft-21ft

Overall

19861

Females

8007

F50-54

8007

Passing

Athletes you passed and who passed you throughout the race

Passing Analysis

Category:
Athletes Passed
1029
Passed By
1675
Net Change
-1836
SegmentAthletes PassedPassed ByNet ChangeStart RankEnd Rank
Start → 5K----#17053
5K → 10K144200-359#17053#17412
10K → 15K30200-806#17412#18218
15K → 20K76200-324#18218#18542
20K → HALF3126+5#18542#18537
HALF → 25K92200-152#18537#18689
25K → 30K150200-57#18689#18746
30K → 20M10091+9#18746#18737
20M → 21M79115-36#18737#18773
21M → 35K3999-60#18773#18833
35K → 23M9276+16#18833#18817
23M → 24M5878-20#18817#18837
24M → 40K59590#18837#18837
40K → 25.2M3129+2#18837#18835
25.2M → FINISH48102-54#18835#18889
TOTALS10291675-1836
📊

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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