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Public Race Data

Boston Athletic Association

Boston Athletic Association

Mika Timing

Mika Timing
BOSTON MARATHON 2026

Aimee Usera

Bib: 23933 •F •Age: N/A

MA

Boston Marathon logo
0:00
0:00
/ mi
Masters
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Overall
#0 / 29021
Gender (Female)
#0 / 12578
Masters (Masters Women)
#0 / 6862
Age Group (F45-49)
#0 / 1786
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
27:05
3.11 mi
Rank: #21311
Start → 5K
27:05 | 8:44/mi
10K
54:13
6.21 mi
Rank: #21473 (-162)
5K → 10K
27:08 | 8:45/mi
15K
1:21:49
9.32 mi
Rank: #21679 (-206)
10K → 15K
27:36 | 8:54/mi
20K
1:49:35
12.43 mi
Rank: #21638 (+41)
15K → 20K
27:46 | 8:57/mi
HALF
1:55:34
13.11 mi
Rank: #21631 (+7)
20K → HALF
5:59 | 8:47/mi
25K
2:18:54
15.53 mi
Rank: #21984 (-353)
HALF → 25K
23:20 | 9:38/mi
30K
2:52:12
18.64 mi
Rank: #22781 (-797)
25K → 30K
33:18 | 10:44/mi
20M
3:05:56
20.00 mi
Rank: #22765 (+16)
30K → 20M
13:44 | 10:07/mi
21M
3:19:31
21.00 mi
Rank: #23180 (-415)
20M → 21M
13:35 | 13:35/mi
35K
3:27:17
21.75 mi
Rank: #23213 (-33)
21M → 35K
7:46 | 10:23/mi
23M
3:40:56
23.00 mi
Rank: #23271 (-58)
35K → 23M
13:39 | 10:55/mi
24M
3:53:03
24.00 mi
Rank: #23506 (-235)
23M → 24M
12:07 | 12:07/mi
40K
4:03:37
24.85 mi
Rank: #23670 (-164)
24M → 40K
10:34 | 12:22/mi
25.2M
4:07:45
25.20 mi
Rank: #23679 (-9)
40K → 25.2M
4:08 | 12:00/mi
FINISH
4:18:02
26.22 mi
Rank: #23703 (-24)
25.2M → FINISH
10:17 | 10:06/mi

Splits & Pacing

Detailed breakdown of your race performance at each timing point

Half Splits

1st HalfFaster
via HALF
Distance13.11 mi
Time1:55:34
Pace8:49 /mi
2nd Half
Distance13.11 mi
Time2:22:28
Pace10:53 /mi
📊Positive Split: 23.3% slower second half

Checkpoint Splits

CheckpointDistanceTime of DayTimeAvg PaceSegment TimeSegment PaceDiff
5K
3.11 mi11:30:1927:058:4427:05
8:44
-
10K
6.21 mi11:57:2754:138:4427:08
8:45
+0:01
15K
9.32 mi12:25:031:21:498:4727:36
8:54
+0:09
20K
12.43 mi12:52:491:49:358:5027:46
8:57
+0:03
HALF
13.11 mi12:58:481:55:348:495:59
8:47
-0:10
25K
15.53 mi13:22:082:18:548:5723:20
9:38
+0:51
30K
18.64 mi13:55:262:52:129:1533:18
10:44
+1:06
20M
20.00 mi14:09:103:05:569:1813:44
10:07
-0:37
21M
21.00 mi14:22:453:19:319:3113:35
13:35
+3:28
35K
21.75 mi14:30:313:27:179:327:46
10:23
-3:12
23M
23.00 mi14:44:103:40:569:3713:39
10:55
+0:32
24M
24.00 mi14:56:173:53:039:4312:07
12:07
+1:12
40K
24.85 mi15:06:514:03:379:4910:34
12:22
+0:15
25.2M
25.20 mi15:10:594:07:459:504:08
12:00
-0:22
FINISH
26.22 mi15:21:164:18:029:5110:17
10:06
-1:54

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

8:44 /mi

Average Pace

9:51 /mi

Slowest Pace

13:35 /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

1:55:34

45% of race

Time at Steady Pace

1:28:25

34% of race

Time at Slower Pace

54:03

21% of race

Average Pace: 9:50 /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 mi11:30:1927:058:4427:05
8:44
#21311
10K
6.21 mi11:57:2754:138:4427:08
8:45
#21473
15K
9.32 mi12:25:031:21:498:4727:36
8:54
#21679
20K
12.43 mi12:52:491:49:358:5027:46
8:57
#21638
HALF
13.11 mi12:58:481:55:348:495:59
8:47
#21631
25K
15.53 mi13:22:082:18:548:5723:20
9:38
#21984
30K
18.64 mi13:55:262:52:129:1533:18
10:44
#22781
20M
20.00 mi14:09:103:05:569:1813:44
10:07
#22765
21M
21.00 mi14:22:453:19:319:3113:35
13:35
#23180
35K
21.75 mi14:30:313:27:179:327:46
10:23
#23213
23M
23.00 mi14:44:103:40:569:3713:39
10:55
#23271
24M
24.00 mi14:56:173:53:039:4312:07
12:07
#23506
40K
24.85 mi15:06:514:03:379:4910:34
12:22
#23670
25.2M
25.20 mi15:10:594:07:459:504:08
12:00
#23679
FINISH
26.22 mi15:21:164:18:029:5110:17
10:06
#23703
Faster pace
Steady pace
Slower pace

Rankings

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

Checkpoint and Segment Rankings

CheckpointDistanceSeg. DistOverallFemalesF45-49Seg. OverallSeg. FemalesSeg. F45-49
5K3.11 mi3.11 mi213118343834322148(Top 76%)8714(Top 69%)8714(Top 488%)
10K6.21 mi3.10 mi21473-1628397-548397-5421595(Top 74%)8442(Top 67%)8442(Top 473%)
15K9.32 mi3.11 mi21679-2068503-1068503-10622148(Top 76%)8714(Top 69%)8714(Top 488%)
20K12.43 mi3.11 mi21638+418483+208483+2021661(Top 75%)8493(Top 68%)8493(Top 476%)
HALF13.11 mi0.68 mi21631+78481+28481+221771(Top 75%)8534(Top 68%)8534(Top 478%)
25K15.53 mi2.42 mi21984-3538649-1688649-16823359(Top 80%)9391(Top 75%)9391(Top 526%)
30K18.64 mi3.11 mi22781-7979088-4399088-43924760(Top 85%)10249(Top 81%)10249(Top 574%)
20M20.00 mi1.36 mi22765+169096-89096-822888(Top 79%)9315(Top 74%)9315(Top 522%)
21M21.00 mi1.00 mi23180-4159336-2409336-24026957(Top 93%)11534(Top 92%)11534(Top 646%)
35K21.75 mi0.75 mi23213-339358-229358-2224074(Top 83%)10024(Top 80%)10024(Top 561%)
23M23.00 mi1.25 mi23271-589392-349392-3424299(Top 84%)10202(Top 81%)10202(Top 571%)
24M24.00 mi1.00 mi23506-2359520-1289520-12826743(Top 92%)11486(Top 91%)11486(Top 643%)
40K24.85 mi0.85 mi23670-1649609-899609-8926353(Top 91%)11321(Top 90%)11321(Top 634%)
25.2M25.20 mi0.35 mi23679-99623-149623-1424432(Top 84%)10357(Top 82%)10357(Top 580%)
FINISH26.22 mi1.02 mi23703-249657-349657-3424095(Top 83%)10164(Top 81%)10164(Top 569%)

Segment Performance Analysis

10K→15K

0.0 - 3.1 mi

Top 76%
×21
+97ft-345ft

Overall

22148

Females

8714

F45-49

8714

5K→10K

3.1 - 6.2 mi

Top 74%
×5
+79ft-138ft

Overall

21595

Females

8442

F45-49

8442

10K→15K

6.2 - 9.3 mi

Top 76%
×3
+67ft-78ft

Overall

22148

Females

8714

F45-49

8714

15K→20K

9.3 - 12.4 mi

Top 75%
×5
+106ft-86ft

Overall

21661

Females

8493

F45-49

8493

20K→HALF

12.4 - 13.1 mi

Top 75%
×2
+19ft-37ft

Overall

21771

Females

8534

F45-49

8534

HALF→25K

13.1 - 15.5 mi

Top 80%
×4
+66ft-88ft

Overall

23359

Females

9391

F45-49

9391

25K→30K

15.5 - 18.6 mi

Top 85%
×9
+181ft-148ft

Overall

24760

Females

10249

F45-49

10249

30K→20M

18.6 - 20.0 mi

Top 79%
×5
+64ft-50ft

Overall

22888

Females

9315

F45-49

9315

20M→21M

20.0 - 21.0 mi

Top 93%
×8
+106ft-24ft

Overall

26957

Females

11534

F45-49

11534

21M→35K

21.0 - 21.8 mi

Top 83%
×7
+17ft-86ft

Overall

24074

Females

10024

F45-49

10024

35K→23M

21.8 - 23.0 mi

Top 84%
×5
+23ft-63ft

Overall

24299

Females

10202

F45-49

10202

23M→24M

23.0 - 24.0 mi

Top 92%
×6
+12ft-82ft

Overall

26743

Females

11486

F45-49

11486

24M→40K

24.0 - 24.9 mi

Top 91%
×1
+6ft-20ft

Overall

26353

Females

11321

F45-49

11321

40K→25.2M

24.9 - 25.2 mi

Top 84%
×1
+13ft-16ft

Overall

24432

Females

10357

F45-49

10357

25.2M→FINISH

25.2 - 26.2 mi

Top 83%
×2
+22ft-21ft

Overall

24095

Females

10164

F45-49

10164

Passing

Athletes you passed and who passed you throughout the race

Passing Analysis

Category:
Athletes Passed
863
Passed By
1866
Net Change
-2392
SegmentAthletes PassedPassed ByNet ChangeStart RankEnd Rank
Start → 5K----#21311
5K → 10K200200-162#21311#21473
10K → 15K99200-206#21473#21679
15K → 20K177136+41#21679#21638
20K → HALF3023+7#21638#21631
HALF → 25K52200-353#21631#21984
25K → 30K40200-797#21984#22781
30K → 20M8367+16#22781#22765
20M → 21M13200-415#22765#23180
21M → 35K3366-33#23180#23213
35K → 23M4098-58#23213#23271
23M → 24M17200-235#23271#23506
24M → 40K19183-164#23506#23670
40K → 25.2M2332-9#23670#23679
25.2M → FINISH3761-24#23679#23703
TOTALS8631866-2392
📊

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

See how your performance stacks up against qualifying standards

OTQ

Olympic Trials Qualifying analysis available

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