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BOSTON MARATHON 2026

Casey Bayer

Bib: 32357•F

NH

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0:00
0:00
/ mi
Masters
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Overall
#0 / 29021
Gender (Female)
#0 / 12578
Masters (Masters Women)
#0 / 6862
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
36:56
3.11 mi
Rank: #28758
Start → 5K
36:56 | 11:54/mi
10K
1:15:10
6.21 mi
Rank: #28771 (-13)
5K → 10K
38:14 | 12:19/mi
15K
1:52:51
9.32 mi
Rank: #28699 (+72)
10K → 15K
37:41 | 12:08/mi
20K
2:31:25
12.43 mi
Rank: #28607 (+92)
15K → 20K
38:34 | 12:25/mi
HALF
2:39:01
13.11 mi
Rank: #28564 (+43)
20K → HALF
7:36 | 11:09/mi
25K
3:07:19
15.53 mi
Rank: #28381 (+183)
HALF → 25K
28:18 | 11:41/mi
30K
3:46:24
18.64 mi
Rank: #28223 (+158)
25K → 30K
39:05 | 12:35/mi
20M
4:03:08
20.00 mi
Rank: #28147 (+76)
30K → 20M
16:44 | 12:20/mi
21M
4:15:58
21.00 mi
Rank: #28051 (+96)
20M → 21M
12:50 | 12:50/mi
35K
4:24:45
21.75 mi
Rank: #28027 (+24)
21M → 35K
8:47 | 11:45/mi
23M
4:39:47
23.00 mi
Rank: #27959 (+68)
35K → 23M
15:02 | 12:01/mi
24M
4:52:20
24.00 mi
Rank: #27922 (+37)
23M → 24M
12:33 | 12:33/mi
40K
5:03:02
24.85 mi
Rank: #27898 (+24)
24M → 40K
10:42 | 12:31/mi
25.2M
5:07:32
25.20 mi
Rank: #27883 (+15)
40K → 25.2M
4:30 | 13:03/mi
FINISH
5:18:05
26.22 mi
Rank: #27823 (+60)
25.2M → FINISH
10:33 | 10:22/mi

Splits & Pacing

Detailed breakdown of your race performance at each timing point

Half Splits

1st Half⚖️ Balanced
via HALF
Distance13.11 mi
Time2:39:01
Pace12:08 /mi
2nd Half⚖️ Balanced
Distance13.11 mi
Time2:39:04
Pace12:09 /mi
📊Even Split: Consistent pacing between halves

Checkpoint Splits

CheckpointDistanceTime of DayTimeAvg PaceSegment TimeSegment PaceDiff
5K
3.11 mi12:06:5636:5611:5436:56
11:54
-
10K
6.21 mi12:45:101:15:1012:0638:14
12:19
+0:25
15K
9.32 mi13:22:511:52:5112:0737:41
12:08
-0:11
20K
12.43 mi14:01:252:31:2512:1238:34
12:25
+0:17
HALF
13.11 mi14:09:012:39:0112:087:36
11:09
-1:16
25K
15.53 mi14:37:193:07:1912:0428:18
11:41
+0:32
30K
18.64 mi15:16:243:46:2412:0939:05
12:35
+0:54
20M
20.00 mi15:33:084:03:0812:1016:44
12:20
-0:15
21M
21.00 mi15:45:584:15:5812:1212:50
12:50
+0:30
35K
21.75 mi15:54:454:24:4512:118:47
11:45
-1:05
23M
23.00 mi16:09:474:39:4712:1015:02
12:01
+0:16
24M
24.00 mi16:22:204:52:2012:1112:33
12:33
+0:32
40K
24.85 mi16:33:025:03:0212:1210:42
12:31
-0:02
25.2M
25.20 mi16:37:325:07:3212:134:30
13:03
+0:32
FINISH
26.22 mi16:48:055:18:0512:0910:33
10:22
-2:41

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

10:22 /mi

Average Pace

12:08 /mi

Slowest Pace

13:03 /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

1:32:10

29% of race

Time at Steady Pace

3:28:35

66% of race

Time at Slower Pace

17:20

5% of race

Average Pace: 12:08 /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 mi12:06:5636:5611:5436:56
11:54
#28758
10K
6.21 mi12:45:101:15:1012:0638:14
12:19
#28771
15K
9.32 mi13:22:511:52:5112:0737:41
12:08
#28699
20K
12.43 mi14:01:252:31:2512:1238:34
12:25
#28607
HALF
13.11 mi14:09:012:39:0112:087:36
11:09
#28564
25K
15.53 mi14:37:193:07:1912:0428:18
11:41
#28381
30K
18.64 mi15:16:243:46:2412:0939:05
12:35
#28223
20M
20.00 mi15:33:084:03:0812:1016:44
12:20
#28147
21M
21.00 mi15:45:584:15:5812:1212:50
12:50
#28051
35K
21.75 mi15:54:454:24:4512:118:47
11:45
#28027
23M
23.00 mi16:09:474:39:4712:1015:02
12:01
#27959
24M
24.00 mi16:22:204:52:2012:1112:33
12:33
#27922
40K
24.85 mi16:33:025:03:0212:1210:42
12:31
#27898
25.2M
25.20 mi16:37:325:07:3212:134:30
13:03
#27883
FINISH
26.22 mi16:48:055:18:0512:0910:33
10:22
#27823
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 mi28758123961239628451(Top 98%)12202(Top 97%)12202(Top 702%)
10K6.21 mi3.10 mi28771-1312410-1412410-1428748(Top 99%)12393(Top 99%)12393(Top 713%)
15K9.32 mi3.11 mi28699+7212356+5412356+5428451(Top 98%)12202(Top 97%)12202(Top 702%)
20K12.43 mi3.11 mi28607+9212302+5412302+5428325(Top 98%)12132(Top 96%)12132(Top 698%)
HALF13.11 mi0.68 mi28564+4312274+2812274+2827546(Top 95%)11670(Top 93%)11670(Top 672%)
25K15.53 mi2.42 mi28381+18312151+12312151+12327213(Top 94%)11485(Top 91%)11485(Top 661%)
30K18.64 mi3.11 mi28223+15812057+9412057+9427357(Top 94%)11656(Top 93%)11656(Top 671%)
20M20.00 mi1.36 mi28147+7612014+4312014+4326779(Top 92%)11398(Top 91%)11398(Top 656%)
21M21.00 mi1.00 mi28051+9611966+4811966+4826198(Top 90%)11114(Top 88%)11114(Top 640%)
35K21.75 mi0.75 mi28027+2411954+1211954+1226438(Top 91%)11267(Top 90%)11267(Top 649%)
23M23.00 mi1.25 mi27959+6811913+4111913+4126147(Top 90%)11145(Top 89%)11145(Top 642%)
24M24.00 mi1.00 mi27922+3711900+1311900+1327239(Top 94%)11736(Top 93%)11736(Top 676%)
40K24.85 mi0.85 mi27898+2411896+411896+426556(Top 92%)11426(Top 91%)11426(Top 658%)
25.2M25.20 mi0.35 mi27883+1511890+611890+626147(Top 90%)11198(Top 89%)11198(Top 645%)
FINISH26.22 mi1.02 mi27823+6011866+2411866+2424744(Top 85%)10501(Top 83%)10501(Top 605%)

Segment Performance Analysis

10K→15K

0.0 - 3.1 mi

Top 98%
×21
+97ft-345ft

Overall

28451

Females

12202

F40-44

12202

5K→10K

3.1 - 6.2 mi

Top 99%
×5
+79ft-138ft

Overall

28748

Females

12393

F40-44

12393

10K→15K

6.2 - 9.3 mi

Top 98%
×3
+67ft-78ft

Overall

28451

Females

12202

F40-44

12202

15K→20K

9.3 - 12.4 mi

Top 98%
×5
+106ft-86ft

Overall

28325

Females

12132

F40-44

12132

20K→HALF

12.4 - 13.1 mi

Top 95%
×2
+19ft-37ft

Overall

27546

Females

11670

F40-44

11670

HALF→25K

13.1 - 15.5 mi

Top 94%
×4
+66ft-88ft

Overall

27213

Females

11485

F40-44

11485

25K→30K

15.5 - 18.6 mi

Top 94%
×9
+181ft-148ft

Overall

27357

Females

11656

F40-44

11656

30K→20M

18.6 - 20.0 mi

Top 92%
×5
+64ft-50ft

Overall

26779

Females

11398

F40-44

11398

20M→21M

20.0 - 21.0 mi

Top 90%
×8
+106ft-24ft

Overall

26198

Females

11114

F40-44

11114

21M→35K

21.0 - 21.8 mi

Top 91%
×7
+17ft-86ft

Overall

26438

Females

11267

F40-44

11267

35K→23M

21.8 - 23.0 mi

Top 90%
×5
+23ft-63ft

Overall

26147

Females

11145

F40-44

11145

23M→24M

23.0 - 24.0 mi

Top 94%
×6
+12ft-82ft

Overall

27239

Females

11736

F40-44

11736

24M→40K

24.0 - 24.9 mi

Top 92%
×1
+6ft-20ft

Overall

26556

Females

11426

F40-44

11426

40K→25.2M

24.9 - 25.2 mi

Top 90%
×1
+13ft-16ft

Overall

26147

Females

11198

F40-44

11198

25.2M→FINISH

25.2 - 26.2 mi

Top 85%
×2
+22ft-21ft

Overall

24744

Females

10501

F40-44

10501

Passing

Athletes you passed and who passed you throughout the race

Passing Analysis

Category:
Athletes Passed
1032
Passed By
97
Net Change
+935
SegmentAthletes PassedPassed ByNet ChangeStart RankEnd Rank
Start → 5K----#28758
5K → 10K3851-13#28758#28771
10K → 15K8513+72#28771#28699
15K → 20K1008+92#28699#28607
20K → HALF441+43#28607#28564
HALF → 25K1863+183#28564#28381
25K → 30K1624+158#28381#28223
30K → 20M782+76#28223#28147
20M → 21M960+96#28147#28051
21M → 35K251+24#28051#28027
35K → 23M702+68#28027#27959
23M → 24M425+37#27959#27922
24M → 40K317+24#27922#27898
40K → 25.2M150+15#27898#27883
25.2M → FINISH600+60#27883#27823
TOTALS103297+935
📊

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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Public Race Data

Boston Athletic Association

Boston Athletic Association

Mika Timing

Mika Timing