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Public Race Data

Boston Athletic Association

Boston Athletic Association

Mika Timing

Mika Timing
BOSTON MARATHON 2026

Yaeko Naito

Bib: 16882 •F •Age: N/A

Boston Marathon logo
0:00
0:00
/ mi
Masters
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Overall
#0 / 29021
Top 34%
Gender (Female)
#0 / 12578
Top 17%
Masters (Masters Women)
#0 / 6862
Top 6%
Age Group (F50-54)
#0 / 1233
Top 3%
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
22:53
3.11 mi
Rank: #11632
Start → 5K
22:53 | 7:22/mi
10K
45:28
6.21 mi
Rank: #11234 (+398)
5K → 10K
22:35 | 7:17/mi
15K
1:07:41
9.32 mi
Rank: #10707 (+527)
10K → 15K
22:13 | 7:10/mi
20K
1:30:09
12.43 mi
Rank: #10385 (+322)
15K → 20K
22:28 | 7:14/mi
HALF
1:35:01
13.11 mi
Rank: #10344 (+41)
20K → HALF
4:52 | 7:09/mi
25K
1:52:36
15.53 mi
Rank: #10147 (+197)
HALF → 25K
17:35 | 7:16/mi
30K
2:15:51
18.64 mi
Rank: #9956 (+191)
25K → 30K
23:15 | 7:30/mi
20M
2:25:56
20.00 mi
Rank: #9807 (+149)
30K → 20M
10:05 | 7:26/mi
21M
2:33:48
21.00 mi
Rank: #9736 (+71)
20M → 21M
7:52 | 7:52/mi
35K
2:39:10
21.75 mi
Rank: #9650 (+86)
21M → 35K
5:22 | 7:11/mi
23M
2:48:39
23.00 mi
Rank: #9563 (+87)
35K → 23M
9:29 | 7:35/mi
24M
2:56:08
24.00 mi
Rank: #9548 (+15)
23M → 24M
7:29 | 7:29/mi
40K
3:02:50
24.85 mi
Rank: #9613 (-65)
24M → 40K
6:42 | 7:51/mi
25.2M
3:06:00
25.20 mi
Rank: #9707 (-94)
40K → 25.2M
3:10 | 9:11/mi
FINISH
3:13:52
26.22 mi
Rank: #9834 (-127)
25.2M → FINISH
7:52 | 7:44/mi
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Splits & Pacing

Detailed breakdown of your race performance at each timing point

Half Splits

1st HalfFaster
via HALF
Distance13.11 mi
Time1:35:01
Pace7:15 /mi
2nd Half
Distance13.11 mi
Time1:38:51
Pace7:33 /mi
📊Positive Split: 4.0% slower second half

Checkpoint Splits

CheckpointDistanceTime of DayTimeAvg PaceSegment TimeSegment PaceDiff
5K
3.11 mi11:06:3022:537:2222:53
7:22
-
10K
6.21 mi11:29:0545:287:2022:35
7:17
-0:05
15K
9.32 mi11:51:181:07:417:1622:13
7:10
-0:07
20K
12.43 mi12:13:461:30:097:1622:28
7:14
+0:04
HALF
13.11 mi12:18:381:35:017:154:52
7:09
-0:05
25K
15.53 mi12:36:131:52:367:1517:35
7:16
+0:07
30K
18.64 mi12:59:282:15:517:1823:15
7:30
+0:14
20M
20.00 mi13:09:332:25:567:1810:05
7:26
-0:04
21M
21.00 mi13:17:252:33:487:207:52
7:52
+0:26
35K
21.75 mi13:22:472:39:107:205:22
7:11
-0:41
23M
23.00 mi13:32:162:48:397:209:29
7:35
+0:24
24M
24.00 mi13:39:452:56:087:217:29
7:29
-0:06
40K
24.85 mi13:46:273:02:507:226:42
7:51
+0:22
25.2M
25.20 mi13:49:373:06:007:233:10
9:11
+1:20
FINISH
26.22 mi13:57:293:13:527:247:52
7:44
-1:27

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

7:09 /mi

Average Pace

7:24 /mi

Slowest Pace

9:11 /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

32:27

17% of race

Time at Steady Pace

2:15:49

70% of race

Time at Slower Pace

25:36

13% of race

Average Pace: 7:24 /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 mi11:06:3022:537:2222:53
7:22
#11632
10K
6.21 mi11:29:0545:287:2022:35
7:17
#11234
15K
9.32 mi11:51:181:07:417:1622:13
7:10
#10707
20K
12.43 mi12:13:461:30:097:1622:28
7:14
#10385
HALF
13.11 mi12:18:381:35:017:154:52
7:09
#10344
25K
15.53 mi12:36:131:52:367:1517:35
7:16
#10147
30K
18.64 mi12:59:282:15:517:1823:15
7:30
#9956
20M
20.00 mi13:09:332:25:567:1810:05
7:26
#9807
21M
21.00 mi13:17:252:33:487:207:52
7:52
#9736
35K
21.75 mi13:22:472:39:107:205:22
7:11
#9650
23M
23.00 mi13:32:162:48:397:209:29
7:35
#9563
24M
24.00 mi13:39:452:56:087:217:29
7:29
#9548
40K
24.85 mi13:46:273:02:507:226:42
7:51
#9613
25.2M
25.20 mi13:49:373:06:007:233:10
9:11
#9707
FINISH
26.22 mi13:57:293:13:527:247:52
7:44
#9834
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 mi11632270627069709(Top 33%)1801(Top 14%)1801(Top 146%)
10K6.21 mi3.10 mi11234+3982521+1852521+18510886(Top 38%)2361(Top 19%)2361(Top 191%)
15K9.32 mi3.11 mi10707+5272273+2482273+2489709(Top 33%)1801(Top 14%)1801(Top 146%)
20K12.43 mi3.11 mi10385+3222139+1342139+1349613(Top 33%)1858(Top 15%)1858(Top 151%)
HALF13.11 mi0.68 mi10344+412124+152124+159853(Top 34%)1923(Top 15%)1923(Top 156%)
25K15.53 mi2.42 mi10147+1972058+662058+669328(Top 32%)1800(Top 14%)1800(Top 146%)
30K18.64 mi3.11 mi9956+1912017+412017+419556(Top 33%)2074(Top 16%)2074(Top 168%)
20M20.00 mi1.36 mi9807+1491973+441973+448594(Top 30%)1750(Top 14%)1750(Top 142%)
21M21.00 mi1.00 mi9736+711954+191954+199021(Top 31%)2037(Top 16%)2037(Top 165%)
35K21.75 mi0.75 mi9650+861931+231931+238416(Top 29%)1753(Top 14%)1753(Top 142%)
23M23.00 mi1.25 mi9563+871922+91922+99448(Top 33%)2304(Top 18%)2304(Top 187%)
24M24.00 mi1.00 mi9548+151931-91931-99964(Top 34%)2645(Top 21%)2645(Top 215%)
40K24.85 mi0.85 mi9613-651991-601991-6011317(Top 39%)3408(Top 27%)3408(Top 276%)
25.2M25.20 mi0.35 mi9707-942049-582049-5815704(Top 54%)5778(Top 46%)5778(Top 469%)
FINISH26.22 mi1.02 mi9834-1272151-1022151-10213130(Top 45%)4442(Top 35%)4442(Top 360%)

Segment Performance Analysis

10K→15K

0.0 - 3.1 mi

Top 33%
×21
+97ft-345ft

Overall

9709

Females

1801

F50-54

1801

5K→10K

3.1 - 6.2 mi

Top 38%
×5
+79ft-138ft

Overall

10886

Females

2361

F50-54

2361

10K→15K

6.2 - 9.3 mi

Top 33%
×3
+67ft-78ft

Overall

9709

Females

1801

F50-54

1801

15K→20K

9.3 - 12.4 mi

Top 33%
×5
+106ft-86ft

Overall

9613

Females

1858

F50-54

1858

20K→HALF

12.4 - 13.1 mi

Top 34%
×2
+19ft-37ft

Overall

9853

Females

1923

F50-54

1923

HALF→25K

13.1 - 15.5 mi

Top 32%
×4
+66ft-88ft

Overall

9328

Females

1800

F50-54

1800

25K→30K

15.5 - 18.6 mi

Top 33%
×9
+181ft-148ft

Overall

9556

Females

2074

F50-54

2074

30K→20M

18.6 - 20.0 mi

Top 30%
×5
+64ft-50ft

Overall

8594

Females

1750

F50-54

1750

20M→21M

20.0 - 21.0 mi

Top 31%
×8
+106ft-24ft

Overall

9021

Females

2037

F50-54

2037

21M→35K

21.0 - 21.8 mi

Top 29%
×7
+17ft-86ft

Overall

8416

Females

1753

F50-54

1753

35K→23M

21.8 - 23.0 mi

Top 33%
×5
+23ft-63ft

Overall

9448

Females

2304

F50-54

2304

23M→24M

23.0 - 24.0 mi

Top 34%
×6
+12ft-82ft

Overall

9964

Females

2645

F50-54

2645

24M→40K

24.0 - 24.9 mi

Top 39%
×1
+6ft-20ft

Overall

11317

Females

3408

F50-54

3408

40K→25.2M

24.9 - 25.2 mi

Top 54%
×1
+13ft-16ft

Overall

15704

Females

5778

F50-54

5778

25.2M→FINISH

25.2 - 26.2 mi

Top 45%
×2
+22ft-21ft

Overall

13130

Females

4442

F50-54

4442

Passing

Athletes you passed and who passed you throughout the race

Passing Analysis

Category:
Athletes Passed
2660*
Passed By
861
Net Change
+1798
SegmentAthletes PassedPassed ByNet ChangeStart RankEnd Rank
Start → 5K----#11632
5K → 10K506*108+398#11632#11234
10K → 15K541*14+527#11234#10707
15K → 20K356*34+322#10707#10385
20K → HALF5413+41#10385#10344
HALF → 25K218*21+197#10344#10147
25K → 30K272*81+191#10147#9956
30K → 20M16617+149#9956#9807
20M → 21M11039+71#9807#9736
21M → 35K9610+86#9736#9650
35K → 23M13649+87#9650#9563
23M → 24M9277+15#9563#9548
24M → 40K51116-65#9548#9613
40K → 25.2M11105-94#9613#9707
25.2M → FINISH51177-127#9707#9834
TOTALS2660*861+1798

* 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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