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Public Race Data

Boston Athletic Association

Boston Athletic Association

Mika Timing

Mika Timing
BOSTON MARATHON 2026

Machiko Pluimer

Bib: 21667 •F •Age: N/A

MN

Boston Marathon logo
0:00
0:00
/ mi
Masters
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Overall
#0 / 29021
Gender (Female)
#0 / 12578
Top 45%
Masters (Masters Women)
#0 / 6862
Top 32%
Age Group (F50-54)
#0 / 1233
Top 26%
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
28:17
3.11 mi
Rank: #23079
Start → 5K
28:17 | 9:07/mi
10K
53:57
6.21 mi
Rank: #21227 (+1852)
5K → 10K
25:40 | 8:16/mi
15K
1:20:39
9.32 mi
Rank: #21030 (+197)
10K → 15K
26:42 | 8:36/mi
20K
1:45:52
12.43 mi
Rank: #20017 (+1013)
15K → 20K
25:13 | 8:07/mi
HALF
1:51:06
13.11 mi
Rank: #19788 (+229)
20K → HALF
5:14 | 7:41/mi
25K
2:10:27
15.53 mi
Rank: #19155 (+633)
HALF → 25K
19:21 | 7:59/mi
30K
2:35:46
18.64 mi
Rank: #18366 (+789)
25K → 30K
25:19 | 8:09/mi
20M
2:46:41
20.00 mi
Rank: #17993 (+373)
30K → 20M
10:55 | 8:03/mi
21M
2:54:57
21.00 mi
Rank: #17669 (+324)
20M → 21M
8:16 | 8:16/mi
35K
3:00:33
21.75 mi
Rank: #17412 (+257)
21M → 35K
5:36 | 7:30/mi
23M
3:10:11
23.00 mi
Rank: #17008 (+404)
35K → 23M
9:38 | 7:42/mi
24M
3:17:55
24.00 mi
Rank: #16785 (+223)
23M → 24M
7:44 | 7:44/mi
40K
3:24:34
24.85 mi
Rank: #16546 (+239)
24M → 40K
6:39 | 7:47/mi
25.2M
3:27:30
25.20 mi
Rank: #16452 (+94)
40K → 25.2M
2:56 | 8:31/mi
FINISH
3:35:11
26.22 mi
Rank: #16284 (+168)
25.2M → FINISH
7:41 | 7:33/mi
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Splits & Pacing

Detailed breakdown of your race performance at each timing point

Half Splits

1st Half
via HALF
Distance13.11 mi
Time1:51:06
Pace8:29 /mi
2nd Half✓ Faster
Distance13.11 mi
Time1:44:05
Pace7:57 /mi
📊Negative Split: 6.3% faster second half

Checkpoint Splits

CheckpointDistanceTime of DayTimeAvg PaceSegment TimeSegment PaceDiff
5K
3.11 mi11:50:0728:179:0728:17
9:07
-
10K
6.21 mi12:15:4753:578:4125:40
8:16
-0:51
15K
9.32 mi12:42:291:20:398:4026:42
8:36
+0:20
20K
12.43 mi13:07:421:45:528:3225:13
8:07
-0:29
HALF
13.11 mi13:12:561:51:068:295:14
7:41
-0:26
25K
15.53 mi13:32:172:10:278:2419:21
7:59
+0:18
30K
18.64 mi13:57:362:35:468:2225:19
8:09
+0:10
20M
20.00 mi14:08:312:46:418:2110:55
8:03
-0:06
21M
21.00 mi14:16:472:54:578:208:16
8:16
+0:13
35K
21.75 mi14:22:233:00:338:195:36
7:30
-0:46
23M
23.00 mi14:32:013:10:118:179:38
7:42
+0:12
24M
24.00 mi14:39:453:17:558:157:44
7:44
+0:02
40K
24.85 mi14:46:243:24:348:146:39
7:47
+0:03
25.2M
25.20 mi14:49:203:27:308:152:56
8:31
+0:44
FINISH
26.22 mi14:57:013:35:118:137:41
7:33
-0:58

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

7:30 /mi

Average Pace

8:13 /mi

Slowest Pace

9:07 /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

42:32

20% of race

Time at Steady Pace

1:20:48

38% of race

Time at Slower Pace

1:31:51

43% of race

Average Pace: 8:12 /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 mi11:50:0728:179:0728:17
9:07
#23079
10K
6.21 mi12:15:4753:578:4125:40
8:16
#21227
15K
9.32 mi12:42:291:20:398:4026:42
8:36
#21030
20K
12.43 mi13:07:421:45:528:3225:13
8:07
#20017
HALF
13.11 mi13:12:561:51:068:295:14
7:41
#19788
25K
15.53 mi13:32:172:10:278:2419:21
7:59
#19155
30K
18.64 mi13:57:362:35:468:2225:19
8:09
#18366
20M
20.00 mi14:08:312:46:418:2110:55
8:03
#17993
21M
21.00 mi14:16:472:54:578:208:16
8:16
#17669
35K
21.75 mi14:22:233:00:338:195:36
7:30
#17412
23M
23.00 mi14:32:013:10:118:179:38
7:42
#17008
24M
24.00 mi14:39:453:17:558:157:44
7:44
#16785
40K
24.85 mi14:46:243:24:348:146:39
7:47
#16546
25.2M
25.20 mi14:49:203:27:308:152:56
8:31
#16452
FINISH
26.22 mi14:57:013:35:118:137:41
7:33
#16284
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 mi230799210921020640(Top 71%)7919(Top 63%)7919(Top 642%)
10K6.21 mi3.10 mi21227+18528268+9428268+94218929(Top 65%)6982(Top 56%)6982(Top 566%)
15K9.32 mi3.11 mi21030+1978154+1148154+11420640(Top 71%)7919(Top 63%)7919(Top 642%)
20K12.43 mi3.11 mi20017+10137641+5137641+51316979(Top 59%)5927(Top 47%)5927(Top 481%)
HALF13.11 mi0.68 mi19788+2297511+1307511+13014657(Top 51%)4544(Top 36%)4544(Top 369%)
25K15.53 mi2.42 mi19155+6337164+3477164+34715263(Top 53%)5012(Top 40%)5012(Top 406%)
30K18.64 mi3.11 mi18366+7896742+4226742+42214594(Top 50%)4741(Top 38%)4741(Top 385%)
20M20.00 mi1.36 mi17993+3736554+1886554+18813138(Top 45%)4031(Top 32%)4031(Top 327%)
21M21.00 mi1.00 mi17669+3246377+1776377+17711698(Top 40%)3380(Top 27%)3380(Top 274%)
35K21.75 mi0.75 mi17412+2576242+1356242+13510825(Top 37%)2937(Top 23%)2937(Top 238%)
23M23.00 mi1.25 mi17008+4046046+1966046+19610336(Top 36%)2783(Top 22%)2783(Top 226%)
24M24.00 mi1.00 mi16785+2235934+1125934+11211855(Top 41%)3644(Top 29%)3644(Top 296%)
40K24.85 mi0.85 mi16546+2395823+1115823+11110932(Top 38%)3245(Top 26%)3245(Top 263%)
25.2M25.20 mi0.35 mi16452+945783+405783+4011804(Top 41%)3791(Top 30%)3791(Top 307%)
FINISH26.22 mi1.02 mi16284+1685705+785705+7811811(Top 41%)3780(Top 30%)3780(Top 307%)

Segment Performance Analysis

10K→15K

0.0 - 3.1 mi

Top 71%
×21
+97ft-345ft

Overall

20640

Females

7919

F50-54

7919

5K→10K

3.1 - 6.2 mi

Top 65%
×5
+79ft-138ft

Overall

18929

Females

6982

F50-54

6982

10K→15K

6.2 - 9.3 mi

Top 71%
×3
+67ft-78ft

Overall

20640

Females

7919

F50-54

7919

15K→20K

9.3 - 12.4 mi

Top 59%
×5
+106ft-86ft

Overall

16979

Females

5927

F50-54

5927

20K→HALF

12.4 - 13.1 mi

Top 51%
×2
+19ft-37ft

Overall

14657

Females

4544

F50-54

4544

HALF→25K

13.1 - 15.5 mi

Top 53%
×4
+66ft-88ft

Overall

15263

Females

5012

F50-54

5012

25K→30K

15.5 - 18.6 mi

Top 50%
×9
+181ft-148ft

Overall

14594

Females

4741

F50-54

4741

30K→20M

18.6 - 20.0 mi

Top 45%
×5
+64ft-50ft

Overall

13138

Females

4031

F50-54

4031

20M→21M

20.0 - 21.0 mi

Top 40%
×8
+106ft-24ft

Overall

11698

Females

3380

F50-54

3380

21M→35K

21.0 - 21.8 mi

Top 37%
×7
+17ft-86ft

Overall

10825

Females

2937

F50-54

2937

35K→23M

21.8 - 23.0 mi

Top 36%
×5
+23ft-63ft

Overall

10336

Females

2783

F50-54

2783

23M→24M

23.0 - 24.0 mi

Top 41%
×6
+12ft-82ft

Overall

11855

Females

3644

F50-54

3644

24M→40K

24.0 - 24.9 mi

Top 38%
×1
+6ft-20ft

Overall

10932

Females

3245

F50-54

3245

40K→25.2M

24.9 - 25.2 mi

Top 41%
×1
+13ft-16ft

Overall

11804

Females

3791

F50-54

3791

25.2M→FINISH

25.2 - 26.2 mi

Top 41%
×2
+22ft-21ft

Overall

11811

Females

3780

F50-54

3780

Passing

Athletes you passed and who passed you throughout the race

Passing Analysis

Category:
Athletes Passed
6914*
Passed By
119
Net Change
+6795
SegmentAthletes PassedPassed ByNet ChangeStart RankEnd Rank
Start → 5K----#23079
5K → 10K1860*8+1852#23079#21227
10K → 15K294*97+197#21227#21030
15K → 20K1015*2+1013#21030#20017
20K → HALF229*0+229#20017#19788
HALF → 25K633*0+633#19788#19155
25K → 30K789*0+789#19155#18366
30K → 20M374*1+373#18366#17993
20M → 21M325*1+324#17993#17669
21M → 35K257*0+257#17669#17412
35K → 23M405*1+404#17412#17008
23M → 24M225*2+223#17008#16785
24M → 40K240*1+239#16785#16546
40K → 25.2M962+94#16546#16452
25.2M → FINISH1724+168#16452#16284
TOTALS6914*119+6795

* Includes athletes who did not complete a segment (DNF/DNQ).

📊

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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Activity Data

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