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BOSTON MARATHON 2026

Cora Klemme

Bib: 13572•F

TX

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0:00
0:00
/ mi
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Overall
#0 / 29021
Top 43%
Gender (Female)
#0 / 12578
Top 28%
Age Group (F18-39)
#0 / 5716
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
24:14
3.11 mi
Rank: #15405
Start → 5K
24:14 | 7:48/mi
10K
48:21
6.21 mi
Rank: #15313 (+92)
5K → 10K
24:07 | 7:46/mi
15K
1:12:01
9.32 mi
Rank: #14763 (+550)
10K → 15K
23:40 | 7:38/mi
20K
1:36:16
12.43 mi
Rank: #14698 (+65)
15K → 20K
24:15 | 7:49/mi
HALF
1:41:12
13.11 mi
Rank: #14500 (+198)
20K → HALF
4:56 | 7:15/mi
25K
2:02:42
15.53 mi
Rank: #15758 (-1258)
HALF → 25K
21:30 | 8:52/mi
30K
2:25:26
18.64 mi
Rank: #14373 (+1385)
25K → 30K
22:44 | 7:20/mi
20M
2:35:29
20.00 mi
Rank: #13878 (+495)
30K → 20M
10:03 | 7:24/mi
21M
2:43:19
21.00 mi
Rank: #13556 (+322)
20M → 21M
7:50 | 7:50/mi
35K
2:48:51
21.75 mi
Rank: #13410 (+146)
21M → 35K
5:32 | 7:24/mi
23M
2:58:22
23.00 mi
Rank: #13159 (+251)
35K → 23M
9:31 | 7:37/mi
24M
3:05:51
24.00 mi
Rank: #13018 (+141)
23M → 24M
7:29 | 7:29/mi
40K
3:12:17
24.85 mi
Rank: #12846 (+172)
24M → 40K
6:26 | 7:32/mi
25.2M
3:15:01
25.20 mi
Rank: #12744 (+102)
40K → 25.2M
2:44 | 7:56/mi
FINISH
3:22:10
26.22 mi
Rank: #12523 (+221)
25.2M → FINISH
7:09 | 7:01/mi

Splits & Pacing

Detailed breakdown of your race performance at each timing point

Half Splits

1st Half⚖️ Balanced
via HALF
Distance13.11 mi
Time1:41:12
Pace7:44 /mi
2nd Half⚖️ Balanced
Distance13.11 mi
Time1:40:58
Pace7:43 /mi
📊Even Split: Consistent pacing between halves

Checkpoint Splits

CheckpointDistanceTime of DayTimeAvg PaceSegment TimeSegment PaceDiff
5K
3.11 mi10:53:4124:147:4824:14
7:48
-
10K
6.21 mi11:17:4848:217:4724:07
7:46
-0:02
15K
9.32 mi11:41:281:12:017:4423:40
7:38
-0:08
20K
12.43 mi12:05:431:36:167:4524:15
7:49
+0:11
HALF
13.11 mi12:10:391:41:127:444:56
7:15
-0:34
25K
15.53 mi12:32:092:02:427:5421:30
8:52
+1:37
30K
18.64 mi12:54:532:25:267:4922:44
7:20
-1:32
20M
20.00 mi13:04:562:35:297:4710:03
7:24
+0:04
21M
21.00 mi13:12:462:43:197:477:50
7:50
+0:26
35K
21.75 mi13:18:182:48:517:465:32
7:24
-0:26
23M
23.00 mi13:27:492:58:227:469:31
7:37
+0:13
24M
24.00 mi13:35:183:05:517:457:29
7:29
-0:08
40K
24.85 mi13:41:443:12:177:456:26
7:32
+0:03
25.2M
25.20 mi13:44:283:15:017:452:44
7:56
+0:24
FINISH
26.22 mi13:51:373:22:107:437:09
7:01
-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

7:01 /mi

Average Pace

7:43 /mi

Slowest Pace

8:52 /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

50:24

25% of race

Time at Steady Pace

1:59:42

59% of race

Time at Slower Pace

32:04

16% of race

Average Pace: 7:43 /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 mi10:53:4124:147:4824:14
7:48
#15405
10K
6.21 mi11:17:4848:217:4724:07
7:46
#15313
15K
9.32 mi11:41:281:12:017:4423:40
7:38
#14763
20K
12.43 mi12:05:431:36:167:4524:15
7:49
#14698
HALF
13.11 mi12:10:391:41:127:444:56
7:15
#14500
25K
15.53 mi12:32:092:02:427:5421:30
8:52
#15758
30K
18.64 mi12:54:532:25:267:4922:44
7:20
#14373
20M
20.00 mi13:04:562:35:297:4710:03
7:24
#13878
21M
21.00 mi13:12:462:43:197:477:50
7:50
#13556
35K
21.75 mi13:18:182:48:517:465:32
7:24
#13410
23M
23.00 mi13:27:492:58:227:469:31
7:37
#13159
24M
24.00 mi13:35:183:05:517:457:29
7:29
#13018
40K
24.85 mi13:41:443:12:177:456:26
7:32
#12846
25.2M
25.20 mi13:44:283:15:017:452:44
7:56
#12744
FINISH
26.22 mi13:51:373:22:107:437:09
7:01
#12523
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 mi154054931493113844(Top 48%)4055(Top 32%)4055(Top 71%)
10K6.21 mi3.10 mi15313+924906+254906+2515295(Top 53%)4883(Top 39%)4883(Top 85%)
15K9.32 mi3.11 mi14763+5504588+3184588+31813844(Top 48%)4055(Top 32%)4055(Top 71%)
20K12.43 mi3.11 mi14698+654552+364552+3614566(Top 50%)4535(Top 36%)4535(Top 79%)
HALF13.11 mi0.68 mi14500+1984427+1254427+12510746(Top 37%)2370(Top 19%)2370(Top 41%)
25K15.53 mi2.42 mi15758-12585222-7955222-79520544(Top 71%)7936(Top 63%)7936(Top 139%)
30K18.64 mi3.11 mi14373+13854428+7944428+7948251(Top 28%)1488(Top 12%)1488(Top 26%)
20M20.00 mi1.36 mi13878+4954152+2764152+2768410(Top 29%)1674(Top 13%)1674(Top 29%)
21M21.00 mi1.00 mi13556+3223997+1553997+1558799(Top 30%)1961(Top 16%)1961(Top 34%)
35K21.75 mi0.75 mi13410+1463937+603937+6010135(Top 35%)2574(Top 20%)2574(Top 45%)
23M23.00 mi1.25 mi13159+2513823+1143823+1149670(Top 33%)2436(Top 19%)2436(Top 43%)
24M24.00 mi1.00 mi13018+1413759+643759+649999(Top 34%)2680(Top 21%)2680(Top 47%)
40K24.85 mi0.85 mi12846+1723696+633696+639093(Top 31%)2337(Top 19%)2337(Top 41%)
25.2M25.20 mi0.35 mi12744+1023646+503646+508041(Top 28%)1923(Top 15%)1923(Top 34%)
FINISH26.22 mi1.02 mi12523+2213553+933553+937765(Top 27%)1821(Top 14%)1821(Top 32%)

Segment Performance Analysis

10K→15K

0.0 - 3.1 mi

Top 48%
×21
+97ft-345ft

Overall

13844

Females

4055

F18-39

4055

5K→10K

3.1 - 6.2 mi

Top 53%
×5
+79ft-138ft

Overall

15295

Females

4883

F18-39

4883

10K→15K

6.2 - 9.3 mi

Top 48%
×3
+67ft-78ft

Overall

13844

Females

4055

F18-39

4055

15K→20K

9.3 - 12.4 mi

Top 50%
×5
+106ft-86ft

Overall

14566

Females

4535

F18-39

4535

20K→HALF

12.4 - 13.1 mi

Top 37%
×2
+19ft-37ft

Overall

10746

Females

2370

F18-39

2370

HALF→25K

13.1 - 15.5 mi

Top 71%
×4
+66ft-88ft

Overall

20544

Females

7936

F18-39

7936

25K→30K

15.5 - 18.6 mi

Top 28%
×9
+181ft-148ft

Overall

8251

Females

1488

F18-39

1488

30K→20M

18.6 - 20.0 mi

Top 29%
×5
+64ft-50ft

Overall

8410

Females

1674

F18-39

1674

20M→21M

20.0 - 21.0 mi

Top 30%
×8
+106ft-24ft

Overall

8799

Females

1961

F18-39

1961

21M→35K

21.0 - 21.8 mi

Top 35%
×7
+17ft-86ft

Overall

10135

Females

2574

F18-39

2574

35K→23M

21.8 - 23.0 mi

Top 33%
×5
+23ft-63ft

Overall

9670

Females

2436

F18-39

2436

23M→24M

23.0 - 24.0 mi

Top 34%
×6
+12ft-82ft

Overall

9999

Females

2680

F18-39

2680

24M→40K

24.0 - 24.9 mi

Top 31%
×1
+6ft-20ft

Overall

9093

Females

2337

F18-39

2337

40K→25.2M

24.9 - 25.2 mi

Top 28%
×1
+13ft-16ft

Overall

8041

Females

1923

F18-39

1923

25.2M→FINISH

25.2 - 26.2 mi

Top 27%
×2
+22ft-21ft

Overall

7765

Females

1821

F18-39

1821

Passing

Athletes you passed and who passed you throughout the race

Passing Analysis

Category:
Athletes Passed
4603
Passed By
1721
Net Change
+2882
SegmentAthletes PassedPassed ByNet ChangeStart RankEnd Rank
Start → 5K----#15405
5K → 10K324232+92#15405#15313
10K → 15K59040+550#15313#14763
15K → 20K214149+65#14763#14698
20K → HALF1980+198#14698#14500
HALF → 25K171275-1258#14500#15758
25K → 30K13861+1385#15758#14373
30K → 20M4950+495#14373#13878
20M → 21M3220+322#13878#13556
21M → 35K1493+146#13556#13410
35K → 23M2576+251#13410#13159
23M → 24M1498+141#13159#13018
24M → 40K1753+172#13018#12846
40K → 25.2M1020+102#12846#12744
25.2M → FINISH2254+221#12744#12523
TOTALS46031721+2882
📊

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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Export & Support

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Public Race Data

Boston Athletic Association

Boston Athletic Association

Mika Timing

Mika Timing