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Public Race Data

Boston Athletic Association

Boston Athletic Association

Mika Timing

Mika Timing
BOSTON MARATHON 2026

Maile Shigemasa

Bib: 14079 •F •Age: N/A

NY

Boston Marathon logo
0:00
0:00
/ mi
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Overall
#0 / 29021
Top 28%
Gender (Female)
#0 / 12578
Top 11%
Age Group (F18-39)
#0 / 5716
Top 20%
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
22:05
3.11 mi
Rank: #9422
Start → 5K
22:05 | 7:07/mi
10K
44:14
6.21 mi
Rank: #9488 (-66)
5K → 10K
22:09 | 7:08/mi
15K
1:06:02
9.32 mi
Rank: #9172 (+316)
10K → 15K
21:48 | 7:02/mi
20K
1:28:10
12.43 mi
Rank: #9058 (+114)
15K → 20K
22:08 | 7:08/mi
HALF
1:32:54
13.11 mi
Rank: #9020 (+38)
20K → HALF
4:44 | 6:57/mi
25K
1:50:01
15.53 mi
Rank: #8791 (+229)
HALF → 25K
17:07 | 7:04/mi
30K
2:12:17
18.64 mi
Rank: #8404 (+387)
25K → 30K
22:16 | 7:11/mi
20M
2:22:49
20.00 mi
Rank: #8532 (-128)
30K → 20M
10:32 | 7:46/mi
21M
2:30:37
21.00 mi
Rank: #8498 (+34)
20M → 21M
7:48 | 7:48/mi
35K
2:36:02
21.75 mi
Rank: #8462 (+36)
21M → 35K
5:25 | 7:15/mi
23M
2:45:18
23.00 mi
Rank: #8409 (+53)
35K → 23M
9:16 | 7:25/mi
24M
2:52:31
24.00 mi
Rank: #8356 (+53)
23M → 24M
7:13 | 7:13/mi
40K
2:58:45
24.85 mi
Rank: #8299 (+57)
24M → 40K
6:14 | 7:18/mi
25.2M
3:01:25
25.20 mi
Rank: #8246 (+53)
40K → 25.2M
2:40 | 7:44/mi
FINISH
3:08:15
26.22 mi
Rank: #8080 (+166)
25.2M → FINISH
6:50 | 6:43/mi

Splits & Pacing

Detailed breakdown of your race performance at each timing point

Half Splits

1st HalfFaster
via HALF
Distance13.11 mi
Time1:32:54
Pace7:06 /mi
2nd Half
Distance13.11 mi
Time1:35:21
Pace7:17 /mi
📊Positive Split: 2.6% slower second half

Checkpoint Splits

CheckpointDistanceTime of DayTimeAvg PaceSegment TimeSegment PaceDiff
5K
3.11 mi10:52:1922:057:0722:05
7:07
-
10K
6.21 mi11:14:2844:147:0822:09
7:08
+0:01
15K
9.32 mi11:36:161:06:027:0621:48
7:02
-0:06
20K
12.43 mi11:58:241:28:107:0622:08
7:08
+0:06
HALF
13.11 mi12:03:081:32:547:064:44
6:57
-0:11
25K
15.53 mi12:20:151:50:017:0517:07
7:04
+0:07
30K
18.64 mi12:42:312:12:177:0622:16
7:11
+0:07
20M
20.00 mi12:53:032:22:497:0910:32
7:46
+0:35
21M
21.00 mi13:00:512:30:377:117:48
7:48
+0:02
35K
21.75 mi13:06:162:36:027:115:25
7:15
-0:33
23M
23.00 mi13:15:322:45:187:129:16
7:25
+0:10
24M
24.00 mi13:22:452:52:317:127:13
7:13
-0:12
40K
24.85 mi13:28:592:58:457:126:14
7:18
+0:05
25.2M
25.20 mi13:31:393:01:257:122:40
7:44
+0:26
FINISH
26.22 mi13:38:293:08:157:126:50
6:43
-1:01

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

6:43 /mi

Average Pace

7:11 /mi

Slowest Pace

7:48 /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

2:37:59

84% of race

Time at Steady Pace

30:16

16% of race

Time at Slower Pace

0:00

0% of race

Average Pace: 7:11 /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 mi10:52:1922:057:0722:05
7:07
#9422
10K
6.21 mi11:14:2844:147:0822:09
7:08
#9488
15K
9.32 mi11:36:161:06:027:0621:48
7:02
#9172
20K
12.43 mi11:58:241:28:107:0622:08
7:08
#9058
HALF
13.11 mi12:03:081:32:547:064:44
6:57
#9020
25K
15.53 mi12:20:151:50:017:0517:07
7:04
#8791
30K
18.64 mi12:42:312:12:177:0622:16
7:11
#8404
20M
20.00 mi12:53:032:22:497:0910:32
7:46
#8532
21M
21.00 mi13:00:512:30:377:117:48
7:48
#8498
35K
21.75 mi13:06:162:36:027:115:25
7:15
#8462
23M
23.00 mi13:15:322:45:187:129:16
7:25
#8409
24M
24.00 mi13:22:452:52:317:127:13
7:13
#8356
40K
24.85 mi13:28:592:58:457:126:14
7:18
#8299
25.2M
25.20 mi13:31:393:01:257:122:40
7:44
#8246
FINISH
26.22 mi13:38:293:08:157:126:50
6:43
#8080
Faster pace
Steady pace
Slower pace

Rankings

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

Checkpoint and Segment Rankings

CheckpointDistanceSeg. DistOverallFemalesF18-39Seg. OverallSeg. FemalesSeg. F18-39
5K3.11 mi3.11 mi9422160716078694(Top 30%)1374(Top 11%)1374(Top 24%)
10K6.21 mi3.10 mi9488-661639-321639-329625(Top 33%)1718(Top 14%)1718(Top 30%)
15K9.32 mi3.11 mi9172+3161528+1111528+1118694(Top 30%)1374(Top 11%)1374(Top 24%)
20K12.43 mi3.11 mi9058+1141498+301498+308765(Top 30%)1455(Top 12%)1455(Top 25%)
HALF13.11 mi0.68 mi9020+381485+131485+138327(Top 29%)1246(Top 10%)1246(Top 22%)
25K15.53 mi2.42 mi8791+2291420+651420+657839(Top 27%)1162(Top 9%)1162(Top 20%)
30K18.64 mi3.11 mi8404+3871312+1081312+1087185(Top 25%)1059(Top 8%)1059(Top 19%)
20M20.00 mi1.36 mi8532-1281382-701382-7010995(Top 38%)2876(Top 23%)2876(Top 50%)
21M21.00 mi1.00 mi8498+341403-211403-218542(Top 29%)1829(Top 15%)1829(Top 32%)
35K21.75 mi0.75 mi8462+361406-31406-38863(Top 31%)1939(Top 15%)1939(Top 34%)
23M23.00 mi1.25 mi8409+531415-91415-98194(Top 28%)1720(Top 14%)1720(Top 30%)
24M24.00 mi1.00 mi8356+531420-51420-58002(Top 28%)1721(Top 14%)1721(Top 30%)
40K24.85 mi0.85 mi8299+571424-41424-47391(Top 25%)1529(Top 12%)1529(Top 27%)
25.2M25.20 mi0.35 mi8246+531418+61418+66710(Top 23%)1305(Top 10%)1305(Top 23%)
FINISH26.22 mi1.02 mi8080+1661372+461372+465523(Top 19%)950(Top 8%)950(Top 17%)

Segment Performance Analysis

10K→15K

0.0 - 3.1 mi

Top 30%
×21
+97ft-345ft

Overall

8694

Females

1374

F18-39

1374

5K→10K

3.1 - 6.2 mi

Top 33%
×5
+79ft-138ft

Overall

9625

Females

1718

F18-39

1718

10K→15K

6.2 - 9.3 mi

Top 30%
×3
+67ft-78ft

Overall

8694

Females

1374

F18-39

1374

15K→20K

9.3 - 12.4 mi

Top 30%
×5
+106ft-86ft

Overall

8765

Females

1455

F18-39

1455

20K→HALF

12.4 - 13.1 mi

Top 29%
×2
+19ft-37ft

Overall

8327

Females

1246

F18-39

1246

HALF→25K

13.1 - 15.5 mi

Top 27%
×4
+66ft-88ft

Overall

7839

Females

1162

F18-39

1162

25K→30K

15.5 - 18.6 mi

Top 25%
×9
+181ft-148ft

Overall

7185

Females

1059

F18-39

1059

30K→20M

18.6 - 20.0 mi

Top 38%
×5
+64ft-50ft

Overall

10995

Females

2876

F18-39

2876

20M→21M

20.0 - 21.0 mi

Top 29%
×8
+106ft-24ft

Overall

8542

Females

1829

F18-39

1829

21M→35K

21.0 - 21.8 mi

Top 31%
×7
+17ft-86ft

Overall

8863

Females

1939

F18-39

1939

35K→23M

21.8 - 23.0 mi

Top 28%
×5
+23ft-63ft

Overall

8194

Females

1720

F18-39

1720

23M→24M

23.0 - 24.0 mi

Top 28%
×6
+12ft-82ft

Overall

8002

Females

1721

F18-39

1721

24M→40K

24.0 - 24.9 mi

Top 25%
×1
+6ft-20ft

Overall

7391

Females

1529

F18-39

1529

40K→25.2M

24.9 - 25.2 mi

Top 23%
×1
+13ft-16ft

Overall

6710

Females

1305

F18-39

1305

25.2M→FINISH

25.2 - 26.2 mi

Top 19%
×2
+22ft-21ft

Overall

5523

Females

950

F18-39

950

Passing

Athletes you passed and who passed you throughout the race

Passing Analysis

Category:
Athletes Passed
2167*
Passed By
765
Net Change
+1342
SegmentAthletes PassedPassed ByNet ChangeStart RankEnd Rank
Start → 5K----#9422
5K → 10K194200-66#9422#9488
10K → 15K345*29+316#9488#9172
15K → 20K19379+114#9172#9058
20K → HALF435+38#9058#9020
HALF → 25K239*10+229#9020#8791
25K → 30K405*18+387#8791#8404
30K → 20M51179-128#8404#8532
20M → 21M9561+34#8532#8498
21M → 35K7236+36#8498#8462
35K → 23M10047+53#8462#8409
23M → 24M10451+53#8409#8356
24M → 40K8730+57#8356#8299
40K → 25.2M629+53#8299#8246
25.2M → FINISH17711+166#8246#8080
TOTALS2167*765+1342

* 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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Qualifying & Age Grade

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OTQ

Olympic Trials Qualifying analysis available

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