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Public Race Data

Boston Athletic Association

Boston Athletic Association

Mika Timing

Mika Timing
BOSTON MARATHON 2026

Sasha Chavez

Bib: 12558 •F •Age: N/A

ID

Boston Marathon logo
0:00
0:00
/ mi
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Overall
#0 / 29021
Top 27%
Gender (Female)
#0 / 12578
Top 10%
Age Group (F18-39)
#0 / 5716
Top 19%
Race Day Weather
51°/41°F
overcast clouds
Personalized for Sasha

Your Race Performance Report is ready

See how your race unfolded, where your performance changed, and what to focus on next.

Personalized by MyRace AI
Preview insight
Your pace by distance
Fastest segment · 6:39/mi at mile 26.2

Your report includes

  • Race Overview
  • Pacing & Splits
  • Performance Analysis
  • Segment Analysis
  • Passing Analysis
  • Potential Focus Areas
One-time purchase · Instant access · Downloadable PDF · Shareable report

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
22:00
3.11 mi
Rank: #9217
Start → 5K
22:00 | 7:05/mi
10K
43:52
6.21 mi
Rank: #9044 (+173)
5K → 10K
21:52 | 7:03/mi
15K
1:05:46
9.32 mi
Rank: #8976 (+68)
10K → 15K
21:54 | 7:03/mi
20K
1:27:53
12.43 mi
Rank: #8885 (+91)
15K → 20K
22:07 | 7:08/mi
HALF
1:32:42
13.11 mi
Rank: #8898 (-13)
20K → HALF
4:49 | 7:04/mi
25K
1:49:58
15.53 mi
Rank: #8762 (+136)
HALF → 25K
17:16 | 7:08/mi
30K
2:12:57
18.64 mi
Rank: #8693 (+69)
25K → 30K
22:59 | 7:24/mi
20M
2:23:04
20.00 mi
Rank: #8635 (+58)
30K → 20M
10:07 | 7:27/mi
21M
2:30:50
21.00 mi
Rank: #8570 (+65)
20M → 21M
7:46 | 7:46/mi
35K
2:36:02
21.75 mi
Rank: #8461 (+109)
21M → 35K
5:12 | 6:58/mi
23M
2:44:51
23.00 mi
Rank: #8259 (+202)
35K → 23M
8:49 | 7:03/mi
24M
2:51:51
24.00 mi
Rank: #8137 (+122)
23M → 24M
7:00 | 7:00/mi
40K
2:58:01
24.85 mi
Rank: #8049 (+88)
24M → 40K
6:10 | 7:13/mi
25.2M
3:00:38
25.20 mi
Rank: #7981 (+68)
40K → 25.2M
2:37 | 7:36/mi
FINISH
3:07:25
26.22 mi
Rank: #7821 (+160)
25.2M → FINISH
6:47 | 6:40/mi

Splits & Pacing

Detailed breakdown of your race performance at each timing point

Half Splits

1st HalfFaster
via HALF
Distance13.11 mi
Time1:32:42
Pace7:05 /mi
2nd Half
Distance13.11 mi
Time1:34:43
Pace7:14 /mi
📊Positive Split: 2.2% slower second half

Checkpoint Splits

CheckpointDistanceTime of DayTimeAvg PaceSegment TimeSegment PaceDiff
5K
3.11 mi10:50:3122:007:0522:00
7:05
-
10K
6.21 mi11:12:2343:527:0421:52
7:03
-0:02
15K
9.32 mi11:34:171:05:467:0421:54
7:03
0:00
20K
12.43 mi11:56:241:27:537:0522:07
7:08
+0:05
HALF
13.11 mi12:01:131:32:427:054:49
7:04
-0:04
25K
15.53 mi12:18:291:49:587:0517:16
7:08
+0:04
30K
18.64 mi12:41:282:12:577:0822:59
7:24
+0:16
20M
20.00 mi12:51:352:23:047:1010:07
7:27
+0:03
21M
21.00 mi12:59:212:30:507:117:46
7:46
+0:19
35K
21.75 mi13:04:332:36:027:115:12
6:58
-0:48
23M
23.00 mi13:13:222:44:517:118:49
7:03
+0:05
24M
24.00 mi13:20:222:51:517:107:00
7:00
-0:03
40K
24.85 mi13:26:322:58:017:106:10
7:13
+0:13
25.2M
25.20 mi13:29:093:00:387:112:37
7:36
+0:23
FINISH
26.22 mi13:35:563:07:257:106:47
6:40
-0:56

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

6:40 /mi

Average Pace

7:09 /mi

Slowest Pace

7:46 /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

2:23:56

77% of race

Time at Steady Pace

43:29

23% of race

Time at Slower Pace

0:00

0% of race

Average Pace: 7:09 /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 mi10:50:3122:007:0522:00
7:05
#9217
10K
6.21 mi11:12:2343:527:0421:52
7:03
#9044
15K
9.32 mi11:34:171:05:467:0421:54
7:03
#8976
20K
12.43 mi11:56:241:27:537:0522:07
7:08
#8885
HALF
13.11 mi12:01:131:32:427:054:49
7:04
#8898
25K
15.53 mi12:18:291:49:587:0517:16
7:08
#8762
30K
18.64 mi12:41:282:12:577:0822:59
7:24
#8693
20M
20.00 mi12:51:352:23:047:1010:07
7:27
#8635
21M
21.00 mi12:59:212:30:507:117:46
7:46
#8570
35K
21.75 mi13:04:332:36:027:115:12
6:58
#8461
23M
23.00 mi13:13:222:44:517:118:49
7:03
#8259
24M
24.00 mi13:20:222:51:517:107:00
7:00
#8137
40K
24.85 mi13:26:322:58:017:106:10
7:13
#8049
25.2M
25.20 mi13:29:093:00:387:112:37
7:36
#7981
FINISH
26.22 mi13:35:563:07:257:106:47
6:40
#7821
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 mi9217149914998895(Top 31%)1449(Top 12%)1449(Top 25%)
10K6.21 mi3.10 mi9044+1731457+421457+428972(Top 31%)1462(Top 12%)1462(Top 26%)
15K9.32 mi3.11 mi8976+681452+51452+58895(Top 31%)1449(Top 12%)1449(Top 25%)
20K12.43 mi3.11 mi8885+911430+221430+228729(Top 30%)1443(Top 11%)1443(Top 25%)
HALF13.11 mi0.68 mi8898-131436-61436-69202(Top 32%)1583(Top 13%)1583(Top 28%)
25K15.53 mi2.42 mi8762+1361405+311405+318275(Top 29%)1343(Top 11%)1343(Top 23%)
30K18.64 mi3.11 mi8693+691419-141419-148839(Top 30%)1737(Top 14%)1737(Top 30%)
20M20.00 mi1.36 mi8635+581435-161435-168766(Top 30%)1803(Top 14%)1803(Top 32%)
21M21.00 mi1.00 mi8570+651432+31432+38269(Top 28%)1707(Top 14%)1707(Top 30%)
35K21.75 mi0.75 mi8461+1091405+271405+276781(Top 23%)1100(Top 9%)1100(Top 19%)
23M23.00 mi1.25 mi8259+2021348+571348+575785(Top 20%)820(Top 7%)820(Top 14%)
24M24.00 mi1.00 mi8137+1221327+211327+216507(Top 22%)1118(Top 9%)1118(Top 20%)
40K24.85 mi0.85 mi8049+881317+101317+106858(Top 24%)1304(Top 10%)1304(Top 23%)
25.2M25.20 mi0.35 mi7981+681297+201297+205834(Top 20%)1007(Top 8%)1007(Top 18%)
FINISH26.22 mi1.02 mi7821+1601263+341263+345188(Top 18%)858(Top 7%)858(Top 15%)

Segment Performance Analysis

10K→15K

0.0 - 3.1 mi

Top 31%
×21
+97ft-345ft

Overall

8895

Females

1449

F18-39

1449

5K→10K

3.1 - 6.2 mi

Top 31%
×5
+79ft-138ft

Overall

8972

Females

1462

F18-39

1462

10K→15K

6.2 - 9.3 mi

Top 31%
×3
+67ft-78ft

Overall

8895

Females

1449

F18-39

1449

15K→20K

9.3 - 12.4 mi

Top 30%
×5
+106ft-86ft

Overall

8729

Females

1443

F18-39

1443

20K→HALF

12.4 - 13.1 mi

Top 32%
×2
+19ft-37ft

Overall

9202

Females

1583

F18-39

1583

HALF→25K

13.1 - 15.5 mi

Top 29%
×4
+66ft-88ft

Overall

8275

Females

1343

F18-39

1343

25K→30K

15.5 - 18.6 mi

Top 30%
×9
+181ft-148ft

Overall

8839

Females

1737

F18-39

1737

30K→20M

18.6 - 20.0 mi

Top 30%
×5
+64ft-50ft

Overall

8766

Females

1803

F18-39

1803

20M→21M

20.0 - 21.0 mi

Top 28%
×8
+106ft-24ft

Overall

8269

Females

1707

F18-39

1707

21M→35K

21.0 - 21.8 mi

Top 23%
×7
+17ft-86ft

Overall

6781

Females

1100

F18-39

1100

35K→23M

21.8 - 23.0 mi

Top 20%
×5
+23ft-63ft

Overall

5785

Females

820

F18-39

820

23M→24M

23.0 - 24.0 mi

Top 22%
×6
+12ft-82ft

Overall

6507

Females

1118

F18-39

1118

24M→40K

24.0 - 24.9 mi

Top 24%
×1
+6ft-20ft

Overall

6858

Females

1304

F18-39

1304

40K→25.2M

24.9 - 25.2 mi

Top 20%
×1
+13ft-16ft

Overall

5834

Females

1007

F18-39

1007

25.2M→FINISH

25.2 - 26.2 mi

Top 18%
×2
+22ft-21ft

Overall

5188

Females

858

F18-39

858

Passing

Athletes you passed and who passed you throughout the race

Passing Analysis

Category:
Athletes Passed
2074*
Passed By
678
Net Change
+1396
SegmentAthletes PassedPassed ByNet ChangeStart RankEnd Rank
Start → 5K----#9217
5K → 10K312*139+173#9217#9044
10K → 15K179111+68#9044#8976
15K → 20K16271+91#8976#8885
20K → HALF1730-13#8885#8898
HALF → 25K17842+136#8898#8762
25K → 30K204*135+69#8762#8693
30K → 20M11254+58#8693#8635
20M → 21M10540+65#8635#8570
21M → 35K1167+109#8570#8461
35K → 23M209*7+202#8461#8259
23M → 24M1319+122#8259#8137
24M → 40K11022+88#8137#8049
40K → 25.2M713+68#8049#7981
25.2M → FINISH1688+160#7981#7821
TOTALS2074*678+1396

* 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

See how your performance stacks up against qualifying standards

OTQ

Olympic Trials Qualifying analysis available

Activity Data

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