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Public Race Data

Boston Athletic Association

Boston Athletic Association

Mika Timing

Mika Timing
BOSTON MARATHON 2026

Katherine Van Der Walt

Bib: 20213 β€’F β€’Age: N/A

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0:00
0:00
/ mi
Masters
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Overall
#0 / 29021
Top 47%
Gender (Female)
#0 / 12578
Top 33%
Masters (Masters Women)
#0 / 6862
Top 17%
Age Group (F50-54)
#0 / 1233
Top 11%
Race Day Weather
51Β°/41Β°F
overcast clouds
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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
22:42
3.11 mi
Rank: #11131
Start β†’ 5K
22:42 | 7:19/mi
10K
45:44
6.21 mi
Rank: #11625 (-494)
5K β†’ 10K
23:02 | 7:25/mi
15K
1:09:03
9.32 mi
Rank: #12009 (-384)
10K β†’ 15K
23:19 | 7:31/mi
20K
1:32:44
12.43 mi
Rank: #12269 (-260)
15K β†’ 20K
23:41 | 7:38/mi
HALF
1:37:53
13.11 mi
Rank: #12320 (-51)
20K β†’ HALF
5:09 | 7:34/mi
25K
1:57:11
15.53 mi
Rank: #12786 (-466)
HALF β†’ 25K
19:18 | 7:58/mi
30K
2:22:13
18.64 mi
Rank: #12955 (-169)
25K β†’ 30K
25:02 | 8:04/mi
20M
2:33:44
20.00 mi
Rank: #13180 (-225)
30K β†’ 20M
11:31 | 8:29/mi
21M
2:42:37
21.00 mi
Rank: #13283 (-103)
20M β†’ 21M
8:53 | 8:53/mi
35K
2:48:38
21.75 mi
Rank: #13337 (-54)
21M β†’ 35K
6:01 | 8:03/mi
23M
2:59:11
23.00 mi
Rank: #13438 (-101)
35K β†’ 23M
10:33 | 8:26/mi
24M
3:07:15
24.00 mi
Rank: #13452 (-14)
23M β†’ 24M
8:04 | 8:04/mi
40K
3:14:22
24.85 mi
Rank: #13503 (-51)
24M β†’ 40K
7:07 | 8:20/mi
25.2M
3:17:31
25.20 mi
Rank: #13545 (-42)
40K β†’ 25.2M
3:09 | 9:09/mi
FINISH
3:25:50
26.22 mi
Rank: #13654 (-109)
25.2M β†’ FINISH
8:19 | 8:10/mi

Splits & Pacing

Detailed breakdown of your race performance at each timing point

Half Splits

1st HalfFaster
via HALF
Distance13.11 mi
Time1:37:53
Pace7:29 /mi
2nd Half
Distance13.11 mi
Time1:47:57
Pace8:15 /mi
πŸ“ŠPositive Split: 10.3% slower second half

Checkpoint Splits

CheckpointDistanceTime of DayTimeAvg PaceSegment TimeSegment PaceDiff
5K
3.11 mi11:07:0022:427:1922:42
7:19
-
10K
6.21 mi11:30:0245:447:2223:02
7:25
+0:06
15K
9.32 mi11:53:211:09:037:2523:19
7:31
+0:06
20K
12.43 mi12:17:021:32:447:2823:41
7:38
+0:07
HALF
13.11 mi12:22:111:37:537:295:09
7:34
-0:04
25K
15.53 mi12:41:291:57:117:3319:18
7:58
+0:24
30K
18.64 mi13:06:312:22:137:3825:02
8:04
+0:06
20M
20.00 mi13:18:022:33:447:4211:31
8:29
+0:25
21M
21.00 mi13:26:552:42:377:458:53
8:53
+0:24
35K
21.75 mi13:32:562:48:387:466:01
8:03
-0:50
23M
23.00 mi13:43:292:59:117:4810:33
8:26
+0:23
24M
24.00 mi13:51:333:07:157:498:04
8:04
-0:22
40K
24.85 mi13:58:403:14:227:507:07
8:20
+0:16
25.2M
25.20 mi14:01:493:17:317:513:09
9:09
+0:49
FINISH
26.22 mi14:10:083:25:507:528:19
8:10
-0:59

Checkpoint Splits Visualizations

Explore your race data through different visual perspectives. Scroll to discover each visualization.

πŸ“ˆPace 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

7:19 /mi

Average Pace

7:51 /mi

Slowest Pace

9:09 /mi

Loading chart...
Fastest
Middle
Slowest
Average

πŸ“ŠSegments

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

1:37:53

48% of race

Time at Steady Pace

1:06:44

32% of race

Time at Slower Pace

41:13

20% of race

Average Pace: 7:51 /mi

Loading chart...
Faster pace (< avg)
Steady pace (β‰ˆ 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 mi11:07:0022:427:1922:42
7:19
#11131
10K
6.21 mi11:30:0245:447:2223:02
7:25
#11625
15K
9.32 mi11:53:211:09:037:2523:19
7:31
#12009
20K
12.43 mi12:17:021:32:447:2823:41
7:38
#12269
HALF
13.11 mi12:22:111:37:537:295:09
7:34
#12320
25K
15.53 mi12:41:291:57:117:3319:18
7:58
#12786
30K
18.64 mi13:06:312:22:137:3825:02
8:04
#12955
20M
20.00 mi13:18:022:33:447:4211:31
8:29
#13180
21M
21.00 mi13:26:552:42:377:458:53
8:53
#13283
35K
21.75 mi13:32:562:48:387:466:01
8:03
#13337
23M
23.00 mi13:43:292:59:117:4810:33
8:26
#13438
24M
24.00 mi13:51:333:07:157:498:04
8:04
#13452
40K
24.85 mi13:58:403:14:227:507:07
8:20
#13503
25.2M
25.20 mi14:01:493:17:317:513:09
9:09
#13545
FINISH
26.22 mi14:10:083:25:507:528:19
8:10
#13654
Faster pace
Steady pace
Slower pace

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 mi111312435243512876(Top 44%)3498(Top 28%)3498(Top 284%)
10K6.21 mi3.10 mi11625-4942732-2972732-29712228(Top 42%)3092(Top 25%)3092(Top 251%)
15K9.32 mi3.11 mi12009-3842965-2332965-23312876(Top 44%)3498(Top 28%)3498(Top 284%)
20K12.43 mi3.11 mi12269-2603145-1803145-18013058(Top 45%)3700(Top 29%)3700(Top 300%)
HALF13.11 mi0.68 mi12320-513182-373182-3713521(Top 47%)3884(Top 31%)3884(Top 315%)
25K15.53 mi2.42 mi12786-4663471-2893471-28915093(Top 52%)4912(Top 39%)4912(Top 398%)
30K18.64 mi3.11 mi12955-1693623-1523623-15213935(Top 48%)4362(Top 35%)4362(Top 354%)
20M20.00 mi1.36 mi13180-2253779-1563779-15616077(Top 55%)5679(Top 45%)5679(Top 461%)
21M21.00 mi1.00 mi13283-1033856-773856-7715476(Top 53%)5392(Top 43%)5392(Top 437%)
35K21.75 mi0.75 mi13337-543904-483904-4814780(Top 51%)5061(Top 40%)5061(Top 410%)
23M23.00 mi1.25 mi13438-1013985-813985-8115271(Top 53%)5406(Top 43%)5406(Top 438%)
24M24.00 mi1.00 mi13452-144019-344019-3414216(Top 49%)4908(Top 39%)4908(Top 398%)
40K24.85 mi0.85 mi13503-514067-484067-4814619(Top 50%)5216(Top 41%)5216(Top 423%)
25.2M25.20 mi0.35 mi13545-424100-334100-3315472(Top 53%)5671(Top 45%)5671(Top 460%)
FINISH26.22 mi1.02 mi13654-1094185-854185-8516197(Top 56%)6049(Top 48%)6049(Top 491%)

Segment Performance Analysis

10K→15K

0.0 - 3.1 mi

Top 44%
Γ—21
+97ft-345ft

Overall

12876

Females

3498

F50-54

3498

5K→10K

3.1 - 6.2 mi

Top 42%
Γ—5
+79ft-138ft

Overall

12228

Females

3092

F50-54

3092

10K→15K

6.2 - 9.3 mi

Top 44%
Γ—3
+67ft-78ft

Overall

12876

Females

3498

F50-54

3498

15K→20K

9.3 - 12.4 mi

Top 45%
Γ—5
+106ft-86ft

Overall

13058

Females

3700

F50-54

3700

20K→HALF

12.4 - 13.1 mi

Top 47%
Γ—2
+19ft-37ft

Overall

13521

Females

3884

F50-54

3884

HALF→25K

13.1 - 15.5 mi

Top 52%
Γ—4
+66ft-88ft

Overall

15093

Females

4912

F50-54

4912

25K→30K

15.5 - 18.6 mi

Top 48%
Γ—9
+181ft-148ft

Overall

13935

Females

4362

F50-54

4362

30K→20M

18.6 - 20.0 mi

Top 55%
Γ—5
+64ft-50ft

Overall

16077

Females

5679

F50-54

5679

20M→21M

20.0 - 21.0 mi

Top 53%
Γ—8
+106ft-24ft

Overall

15476

Females

5392

F50-54

5392

21M→35K

21.0 - 21.8 mi

Top 51%
Γ—7
+17ft-86ft

Overall

14780

Females

5061

F50-54

5061

35K→23M

21.8 - 23.0 mi

Top 53%
Γ—5
+23ft-63ft

Overall

15271

Females

5406

F50-54

5406

23M→24M

23.0 - 24.0 mi

Top 49%
Γ—6
+12ft-82ft

Overall

14216

Females

4908

F50-54

4908

24M→40K

24.0 - 24.9 mi

Top 50%
Γ—1
+6ft-20ft

Overall

14619

Females

5216

F50-54

5216

40K→25.2M

24.9 - 25.2 mi

Top 53%
Γ—1
+13ft-16ft

Overall

15472

Females

5671

F50-54

5671

25.2M→FINISH

25.2 - 26.2 mi

Top 56%
Γ—2
+22ft-21ft

Overall

16197

Females

6049

F50-54

6049

Passing

Athletes you passed and who passed you throughout the race

Passing Analysis

Category:
Athletes Passed
833
Passed By
2070
Net Change
-2523
SegmentAthletes PassedPassed ByNet ChangeStart RankEnd Rank
Start β†’ 5K----#11131
5K β†’ 10K97200-494#11131#11625
10K β†’ 15K70200-384#11625#12009
15K β†’ 20K94200-260#12009#12269
20K β†’ HALF1465-51#12269#12320
HALF β†’ 25K41200-466#12320#12786
25K β†’ 30K135200-169#12786#12955
30K β†’ 20M51200-225#12955#13180
20M β†’ 21M48151-103#13180#13283
21M β†’ 35K4498-54#13283#13337
35K β†’ 23M60161-101#13337#13438
23M β†’ 24M6882-14#13438#13452
24M β†’ 40K51102-51#13452#13503
40K β†’ 25.2M2062-42#13503#13545
25.2M β†’ FINISH40149-109#13545#13654
TOTALS8332070-2523
πŸ“Š

Passing Analysis Visualizations

Explore your passing analysis through 5 different visualizations. Scroll to discover each one.

Time:
Category:

πŸ“ˆPosition Graph

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🎨Heatmap Timeline

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πŸ”„Passing Circle

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🌊Position Flow

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πŸƒRace Lanes

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Activity Data

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