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Public Race Data

Boston Athletic Association

Boston Athletic Association

Mika Timing

Mika Timing
BOSTON MARATHON 2026

Nami Kato

Bib: 14575 •F •Age: N/A

CA

Boston Marathon logo
0:00
0:00
/ mi
Masters
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Overall
#0 / 29021
Gender (Female)
#0 / 12578
Top 39%
Masters (Masters Women)
#0 / 6862
Top 23%
Age Group (F40-44)
#0 / 1737
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
24:51
3.11 mi
Rank: #16945
Start → 5K
24:51 | 8:00/mi
10K
48:53
6.21 mi
Rank: #16043 (+902)
5K → 10K
24:02 | 7:45/mi
15K
1:12:45
9.32 mi
Rank: #15466 (+577)
10K → 15K
23:52 | 7:41/mi
20K
1:37:10
12.43 mi
Rank: #15334 (+132)
15K → 20K
24:25 | 7:52/mi
HALF
1:42:30
13.11 mi
Rank: #15336 (-2)
20K → HALF
5:20 | 7:50/mi
25K
2:01:35
15.53 mi
Rank: #15150 (+186)
HALF → 25K
19:05 | 7:53/mi
30K
2:26:49
18.64 mi
Rank: #14982 (+168)
25K → 30K
25:14 | 8:08/mi
20M
2:37:55
20.00 mi
Rank: #14901 (+81)
30K → 20M
11:06 | 8:11/mi
21M
2:46:30
21.00 mi
Rank: #14780 (+121)
20M → 21M
8:35 | 8:35/mi
35K
2:52:27
21.75 mi
Rank: #14759 (+21)
21M → 35K
5:57 | 7:58/mi
23M
3:02:44
23.00 mi
Rank: #14684 (+75)
35K → 23M
10:17 | 8:14/mi
24M
3:10:57
24.00 mi
Rank: #14711 (-27)
23M → 24M
8:13 | 8:13/mi
40K
3:18:13
24.85 mi
Rank: #14748 (-37)
24M → 40K
7:16 | 8:30/mi
25.2M
3:21:17
25.20 mi
Rank: #14739 (+9)
40K → 25.2M
3:04 | 8:54/mi
FINISH
3:29:36
26.22 mi
Rank: #14812 (-73)
25.2M → 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
Time1:42:30
Pace7:50 /mi
2nd Half
Distance13.11 mi
Time1:47:06
Pace8:11 /mi
📊Positive Split: 4.5% slower second half

Checkpoint Splits

CheckpointDistanceTime of DayTimeAvg PaceSegment TimeSegment PaceDiff
5K
3.11 mi11:26:5924:518:0024:51
8:00
-
10K
6.21 mi11:51:0148:537:5324:02
7:45
-0:15
15K
9.32 mi12:14:531:12:457:4923:52
7:41
-0:04
20K
12.43 mi12:39:181:37:107:5024:25
7:52
+0:11
HALF
13.11 mi12:44:381:42:307:505:20
7:50
-0:02
25K
15.53 mi13:03:432:01:357:5019:05
7:53
+0:03
30K
18.64 mi13:28:572:26:497:5325:14
8:08
+0:15
20M
20.00 mi13:40:032:37:557:5411:06
8:11
+0:03
21M
21.00 mi13:48:382:46:307:568:35
8:35
+0:24
35K
21.75 mi13:54:352:52:277:565:57
7:58
-0:37
23M
23.00 mi14:04:523:02:447:5710:17
8:14
+0:16
24M
24.00 mi14:13:053:10:577:588:13
8:13
-0:01
40K
24.85 mi14:20:213:18:137:597:16
8:30
+0:17
25.2M
25.20 mi14:23:253:21:178:003:04
8:54
+0:24
FINISH
26.22 mi14:31:443:29:368:008:19
8:10
-0:44

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

7:41 /mi

Average Pace

8:00 /mi

Slowest Pace

8:54 /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

3:10:41

91% of race

Time at Steady Pace

18:55

9% of race

Time at Slower Pace

0:00

0% of race

Average Pace: 8:00 /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 mi11:26:5924:518:0024:51
8:00
#16945
10K
6.21 mi11:51:0148:537:5324:02
7:45
#16043
15K
9.32 mi12:14:531:12:457:4923:52
7:41
#15466
20K
12.43 mi12:39:181:37:107:5024:25
7:52
#15334
HALF
13.11 mi12:44:381:42:307:505:20
7:50
#15336
25K
15.53 mi13:03:432:01:357:5019:05
7:53
#15150
30K
18.64 mi13:28:572:26:497:5325:14
8:08
#14982
20M
20.00 mi13:40:032:37:557:5411:06
8:11
#14901
21M
21.00 mi13:48:382:46:307:568:35
8:35
#14780
35K
21.75 mi13:54:352:52:277:565:57
7:58
#14759
23M
23.00 mi14:04:523:02:447:5710:17
8:14
#14684
24M
24.00 mi14:13:053:10:577:588:13
8:13
#14711
40K
24.85 mi14:20:213:18:137:597:16
8:30
#14748
25.2M
25.20 mi14:23:253:21:178:003:04
8:54
#14739
FINISH
26.22 mi14:31:443:29:368:008:19
8:10
#14812
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 mi169455891589114398(Top 50%)4383(Top 35%)4383(Top 252%)
10K6.21 mi3.10 mi16043+9025362+5295362+52915071(Top 52%)4749(Top 38%)4749(Top 273%)
15K9.32 mi3.11 mi15466+5775024+3385024+33814398(Top 50%)4383(Top 35%)4383(Top 252%)
20K12.43 mi3.11 mi15334+1324947+774947+7715004(Top 52%)4802(Top 38%)4802(Top 276%)
HALF13.11 mi0.68 mi15336-24948-14948-115783(Top 54%)5200(Top 41%)5200(Top 299%)
25K15.53 mi2.42 mi15150+1864849+994849+9914390(Top 50%)4516(Top 36%)4516(Top 260%)
30K18.64 mi3.11 mi14982+1684782+674782+6714377(Top 50%)4622(Top 37%)4622(Top 266%)
20M20.00 mi1.36 mi14901+814764+184764+1814088(Top 49%)4540(Top 36%)4540(Top 261%)
21M21.00 mi1.00 mi14780+1214725+394725+3913697(Top 47%)4429(Top 35%)4429(Top 255%)
35K21.75 mi0.75 mi14759+214727-24727-214198(Top 49%)4747(Top 38%)4747(Top 273%)
23M23.00 mi1.25 mi14684+754713+144713+1413941(Top 48%)4679(Top 37%)4679(Top 269%)
24M24.00 mi1.00 mi14711-274752-394752-3915206(Top 52%)5449(Top 43%)5449(Top 314%)
40K24.85 mi0.85 mi14748-374792-404792-4015679(Top 54%)5776(Top 46%)5776(Top 333%)
25.2M25.20 mi0.35 mi14739+94791+14791+114148(Top 49%)4989(Top 40%)4989(Top 287%)
FINISH26.22 mi1.02 mi14812-734854-634854-6316202(Top 56%)6054(Top 48%)6054(Top 349%)

Segment Performance Analysis

10K→15K

0.0 - 3.1 mi

Top 50%
×21
+97ft-345ft

Overall

14398

Females

4383

F40-44

4383

5K→10K

3.1 - 6.2 mi

Top 52%
×5
+79ft-138ft

Overall

15071

Females

4749

F40-44

4749

10K→15K

6.2 - 9.3 mi

Top 50%
×3
+67ft-78ft

Overall

14398

Females

4383

F40-44

4383

15K→20K

9.3 - 12.4 mi

Top 52%
×5
+106ft-86ft

Overall

15004

Females

4802

F40-44

4802

20K→HALF

12.4 - 13.1 mi

Top 54%
×2
+19ft-37ft

Overall

15783

Females

5200

F40-44

5200

HALF→25K

13.1 - 15.5 mi

Top 50%
×4
+66ft-88ft

Overall

14390

Females

4516

F40-44

4516

25K→30K

15.5 - 18.6 mi

Top 50%
×9
+181ft-148ft

Overall

14377

Females

4622

F40-44

4622

30K→20M

18.6 - 20.0 mi

Top 49%
×5
+64ft-50ft

Overall

14088

Females

4540

F40-44

4540

20M→21M

20.0 - 21.0 mi

Top 47%
×8
+106ft-24ft

Overall

13697

Females

4429

F40-44

4429

21M→35K

21.0 - 21.8 mi

Top 49%
×7
+17ft-86ft

Overall

14198

Females

4747

F40-44

4747

35K→23M

21.8 - 23.0 mi

Top 48%
×5
+23ft-63ft

Overall

13941

Females

4679

F40-44

4679

23M→24M

23.0 - 24.0 mi

Top 52%
×6
+12ft-82ft

Overall

15206

Females

5449

F40-44

5449

24M→40K

24.0 - 24.9 mi

Top 54%
×1
+6ft-20ft

Overall

15679

Females

5776

F40-44

5776

40K→25.2M

24.9 - 25.2 mi

Top 49%
×1
+13ft-16ft

Overall

14148

Females

4989

F40-44

4989

25.2M→FINISH

25.2 - 26.2 mi

Top 56%
×2
+22ft-21ft

Overall

16202

Females

6054

F40-44

6054

Passing

Athletes you passed and who passed you throughout the race

Passing Analysis

Category:
Athletes Passed
3041*
Passed By
908
Net Change
+2133
SegmentAthletes PassedPassed ByNet ChangeStart RankEnd Rank
Start → 5K----#16945
5K → 10K961*59+902#16945#16043
10K → 15K616*39+577#16043#15466
15K → 20K238*106+132#15466#15334
20K → HALF2729-2#15334#15336
HALF → 25K230*44+186#15336#15150
25K → 30K286*118+168#15150#14982
30K → 20M13150+81#14982#14901
20M → 21M15938+121#14901#14780
21M → 35K7049+21#14780#14759
35K → 23M13762+75#14759#14684
23M → 24M6794-27#14684#14711
24M → 40K4582-37#14711#14748
40K → 25.2M3021+9#14748#14739
25.2M → FINISH44117-73#14739#14812
TOTALS3041*908+2133

* 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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