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BOSTON MARATHON 2026

Kathryn Waldron

Bib: 11715•F

WI

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0:00
/ mi
Masters
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Overall
#0 / 29021
Gender (Female)
#0 / 12578
Masters (Masters Women)
#0 / 6862
Age Group (F65-69)
#0 / 273
Top 42%
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
26:39
3.11 mi
Rank: #20517
Start → 5K
26:39 | 8:35/mi
10K
55:24
6.21 mi
Rank: #22370 (-1853)
5K → 10K
28:45 | 9:16/mi
15K
1:25:09
9.32 mi
Rank: #23303 (-933)
10K → 15K
29:45 | 9:35/mi
20K
1:57:46
12.43 mi
Rank: #24239 (-936)
15K → 20K
32:37 | 10:30/mi
HALF
2:04:06
13.11 mi
Rank: #24218 (+21)
20K → HALF
6:20 | 9:18/mi
25K
2:27:57
15.53 mi
Rank: #24173 (+45)
HALF → 25K
23:51 | 9:51/mi
30K
3:01:09
18.64 mi
Rank: #24258 (-85)
25K → 30K
33:12 | 10:42/mi
20M
3:15:38
20.00 mi
Rank: #24249 (+9)
30K → 20M
14:29 | 10:40/mi
21M
3:27:25
21.00 mi
Rank: #24277 (-28)
20M → 21M
11:47 | 11:47/mi
35K
3:34:47
21.75 mi
Rank: #24228 (+49)
21M → 35K
7:22 | 9:51/mi
23M
3:48:27
23.00 mi
Rank: #24224 (+4)
35K → 23M
13:40 | 10:56/mi
24M
3:58:50
24.00 mi
Rank: #24193 (+31)
23M → 24M
10:23 | 10:23/mi
40K
4:08:07
24.85 mi
Rank: #24176 (+17)
24M → 40K
9:17 | 10:52/mi
25.2M
4:12:13
25.20 mi
Rank: #24180 (-4)
40K → 25.2M
4:06 | 11:54/mi
FINISH
4:22:49
26.22 mi
Rank: #24211 (-31)
25.2M → FINISH
10:36 | 10:25/mi

Splits & Pacing

Detailed breakdown of your race performance at each timing point

Half Splits

1st HalfFaster
via HALF
Distance13.11 mi
Time2:04:06
Pace9:29 /mi
2nd Half
Distance13.11 mi
Time2:18:43
Pace10:35 /mi
📊Positive Split: 11.8% slower second half

Checkpoint Splits

CheckpointDistanceTime of DayTimeAvg PaceSegment TimeSegment PaceDiff
5K
3.11 mi10:46:0926:398:3526:39
8:35
-
10K
6.21 mi11:14:5455:248:5528:45
9:16
+0:41
15K
9.32 mi11:44:391:25:099:0929:45
9:35
+0:19
20K
12.43 mi12:17:161:57:469:2932:37
10:30
+0:55
HALF
13.11 mi12:23:362:04:069:296:20
9:18
-1:12
25K
15.53 mi12:47:272:27:579:3223:51
9:51
+0:33
30K
18.64 mi13:20:393:01:099:4433:12
10:42
+0:51
20M
20.00 mi13:35:083:15:389:4714:29
10:40
-0:02
21M
21.00 mi13:46:553:27:259:5311:47
11:47
+1:07
35K
21.75 mi13:54:173:34:479:537:22
9:51
-1:56
23M
23.00 mi14:07:573:48:279:5613:40
10:56
+1:05
24M
24.00 mi14:18:203:58:509:5810:23
10:23
-0:33
40K
24.85 mi14:27:374:08:079:599:17
10:52
+0:29
25.2M
25.20 mi14:31:434:12:1310:014:06
11:54
+1:02
FINISH
26.22 mi14:42:194:22:4910:0210:36
10:25
-1:29

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

8:35 /mi

Average Pace

10:02 /mi

Slowest Pace

11:54 /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

2:02:42

47% of race

Time at Steady Pace

1:41:17

39% of race

Time at Slower Pace

38:50

15% of race

Average Pace: 10:01 /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 mi10:46:0926:398:3526:39
8:35
#20517
10K
6.21 mi11:14:5455:248:5528:45
9:16
#22370
15K
9.32 mi11:44:391:25:099:0929:45
9:35
#23303
20K
12.43 mi12:17:161:57:469:2932:37
10:30
#24239
HALF
13.11 mi12:23:362:04:069:296:20
9:18
#24218
25K
15.53 mi12:47:272:27:579:3223:51
9:51
#24173
30K
18.64 mi13:20:393:01:099:4433:12
10:42
#24258
20M
20.00 mi13:35:083:15:389:4714:29
10:40
#24249
21M
21.00 mi13:46:553:27:259:5311:47
11:47
#24277
35K
21.75 mi13:54:173:34:479:537:22
9:51
#24228
23M
23.00 mi14:07:573:48:279:5613:40
10:56
#24224
24M
24.00 mi14:18:203:58:509:5810:23
10:23
#24193
40K
24.85 mi14:27:374:08:079:599:17
10:52
#24176
25.2M
25.20 mi14:31:434:12:1310:014:06
11:54
#24180
FINISH
26.22 mi14:42:194:22:4910:0210:36
10:25
#24211
Faster pace
Steady pace
Slower pace

Rankings

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

Checkpoint and Segment Rankings

CheckpointDistanceSeg. DistOverallFemalesF65-69Seg. OverallSeg. FemalesSeg. F65-69
5K3.11 mi3.11 mi205177926792624629(Top 85%)9986(Top 79%)9986(Top 3658%)
10K6.21 mi3.10 mi22370-18538855-9298855-92923817(Top 82%)9566(Top 76%)9566(Top 3504%)
15K9.32 mi3.11 mi23303-9339311-4569311-45624629(Top 85%)9986(Top 79%)9986(Top 3658%)
20K12.43 mi3.11 mi24239-9369776-4659776-46526122(Top 90%)10810(Top 86%)10810(Top 3960%)
HALF13.11 mi0.68 mi24218+219770+69770+623807(Top 82%)9584(Top 76%)9584(Top 3511%)
25K15.53 mi2.42 mi24173+459765+59765+523900(Top 82%)9670(Top 77%)9670(Top 3542%)
30K18.64 mi3.11 mi24258-859832-679832-6724684(Top 85%)10208(Top 81%)10208(Top 3739%)
20M20.00 mi1.36 mi24249+99840-89840-824205(Top 83%)10020(Top 80%)10020(Top 3670%)
21M21.00 mi1.00 mi24277-289870-309870-3024706(Top 85%)10347(Top 82%)10347(Top 3790%)
35K21.75 mi0.75 mi24228+499855+159855+1522775(Top 78%)9349(Top 74%)9349(Top 3425%)
23M23.00 mi1.25 mi24224+49877-229877-2224328(Top 84%)10218(Top 81%)10218(Top 3743%)
24M24.00 mi1.00 mi24193+319876+19876+123816(Top 82%)9979(Top 79%)9979(Top 3655%)
40K24.85 mi0.85 mi24176+179880-49880-423970(Top 83%)10111(Top 80%)10111(Top 3704%)
25.2M25.20 mi0.35 mi24180-49891-119891-1124266(Top 84%)10265(Top 82%)10265(Top 3760%)
FINISH26.22 mi1.02 mi24211-319923-329923-3224860(Top 86%)10567(Top 84%)10567(Top 3871%)

Segment Performance Analysis

10K→15K

0.0 - 3.1 mi

Top 85%
×21
+97ft-345ft

Overall

24629

Females

9986

F65-69

9986

5K→10K

3.1 - 6.2 mi

Top 82%
×5
+79ft-138ft

Overall

23817

Females

9566

F65-69

9566

10K→15K

6.2 - 9.3 mi

Top 85%
×3
+67ft-78ft

Overall

24629

Females

9986

F65-69

9986

15K→20K

9.3 - 12.4 mi

Top 90%
×5
+106ft-86ft

Overall

26122

Females

10810

F65-69

10810

20K→HALF

12.4 - 13.1 mi

Top 82%
×2
+19ft-37ft

Overall

23807

Females

9584

F65-69

9584

HALF→25K

13.1 - 15.5 mi

Top 82%
×4
+66ft-88ft

Overall

23900

Females

9670

F65-69

9670

25K→30K

15.5 - 18.6 mi

Top 85%
×9
+181ft-148ft

Overall

24684

Females

10208

F65-69

10208

30K→20M

18.6 - 20.0 mi

Top 83%
×5
+64ft-50ft

Overall

24205

Females

10020

F65-69

10020

20M→21M

20.0 - 21.0 mi

Top 85%
×8
+106ft-24ft

Overall

24706

Females

10347

F65-69

10347

21M→35K

21.0 - 21.8 mi

Top 78%
×7
+17ft-86ft

Overall

22775

Females

9349

F65-69

9349

35K→23M

21.8 - 23.0 mi

Top 84%
×5
+23ft-63ft

Overall

24328

Females

10218

F65-69

10218

23M→24M

23.0 - 24.0 mi

Top 82%
×6
+12ft-82ft

Overall

23816

Females

9979

F65-69

9979

24M→40K

24.0 - 24.9 mi

Top 83%
×1
+6ft-20ft

Overall

23970

Females

10111

F65-69

10111

40K→25.2M

24.9 - 25.2 mi

Top 84%
×1
+13ft-16ft

Overall

24266

Females

10265

F65-69

10265

25.2M→FINISH

25.2 - 26.2 mi

Top 86%
×2
+22ft-21ft

Overall

24860

Females

10567

F65-69

10567

Passing

Athletes you passed and who passed you throughout the race

Passing Analysis

Category:
Athletes Passed
737
Passed By
1268
Net Change
-3694
SegmentAthletes PassedPassed ByNet ChangeStart RankEnd Rank
Start → 5K----#20517
5K → 10K14200-1853#20517#22370
10K → 15K15200-933#22370#23303
15K → 20K9200-936#23303#24239
20K → HALF3413+21#24239#24218
HALF → 25K12681+45#24218#24173
25K → 30K118200-85#24173#24258
30K → 20M7263+9#24258#24249
20M → 21M5280-28#24249#24277
21M → 35K5910+49#24277#24228
35K → 23M7672+4#24228#24224
23M → 24M6029+31#24224#24193
24M → 40K5336+17#24193#24176
40K → 25.2M2226-4#24176#24180
25.2M → FINISH2758-31#24180#24211
TOTALS7371268-3694
📊

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