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Public Race Data

Boston Athletic Association

Boston Athletic Association

Mika Timing

Mika Timing
BOSTON MARATHON 2026

Erin Zimmer

Bib: 4297 •F •Age: N/A

NH

Boston Marathon logo
0:00
0:00
/ mi
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Overall
#0 / 29021
Top 21%
Gender (Female)
#0 / 12578
Top 5%
Age Group (F18-39)
#0 / 5716
Top 10%
Race Day Weather
51°/41°F
overcast clouds
Personalized for Erin

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 · 6:27/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
21:02
3.11 mi
Rank: #6592
Start → 5K
21:02 | 6:47/mi
10K
41:55
6.21 mi
Rank: #6374 (+218)
5K → 10K
20:53 | 6:44/mi
15K
1:02:43
9.32 mi
Rank: #6133 (+241)
10K → 15K
20:48 | 6:42/mi
20K
1:23:22
12.43 mi
Rank: #5703 (+430)
15K → 20K
20:39 | 6:39/mi
HALF
1:27:50
13.11 mi
Rank: #5653 (+50)
20K → HALF
4:28 | 6:34/mi
25K
1:44:47
15.53 mi
Rank: #5941 (-288)
HALF → 25K
16:57 | 7:00/mi
30K
2:06:24
18.64 mi
Rank: #5833 (+108)
25K → 30K
21:37 | 6:58/mi
20M
2:16:07
20.00 mi
Rank: #5895 (-62)
30K → 20M
9:43 | 7:10/mi
21M
2:23:42
21.00 mi
Rank: #5968 (-73)
20M → 21M
7:35 | 7:35/mi
35K
2:28:56
21.75 mi
Rank: #6013 (-45)
21M → 35K
5:14 | 7:00/mi
23M
2:37:59
23.00 mi
Rank: #6065 (-52)
35K → 23M
9:03 | 7:14/mi
24M
2:45:06
24.00 mi
Rank: #6132 (-67)
23M → 24M
7:07 | 7:07/mi
40K
2:51:14
24.85 mi
Rank: #6128 (+4)
24M → 40K
6:08 | 7:11/mi
25.2M
2:53:52
25.20 mi
Rank: #6115 (+13)
40K → 25.2M
2:38 | 7:39/mi
FINISH
3:00:26
26.22 mi
Rank: #5966 (+149)
25.2M → FINISH
6:34 | 6:27/mi

Splits & Pacing

Detailed breakdown of your race performance at each timing point

Half Splits

1st HalfFaster
via HALF
Distance13.11 mi
Time1:27:50
Pace6:43 /mi
2nd Half
Distance13.11 mi
Time1:32:36
Pace7:04 /mi
📊Positive Split: 5.4% slower second half

Checkpoint Splits

CheckpointDistanceTime of DayTimeAvg PaceSegment TimeSegment PaceDiff
5K
3.11 mi10:26:3621:026:4721:02
6:47
-
10K
6.21 mi10:47:2941:556:4520:53
6:44
-0:03
15K
9.32 mi11:08:171:02:436:4420:48
6:42
-0:02
20K
12.43 mi11:28:561:23:226:4320:39
6:39
-0:03
HALF
13.11 mi11:33:241:27:506:434:28
6:34
-0:05
25K
15.53 mi11:50:211:44:476:4516:57
7:00
+0:26
30K
18.64 mi12:11:582:06:246:4721:37
6:58
-0:02
20M
20.00 mi12:21:412:16:076:499:43
7:10
+0:12
21M
21.00 mi12:29:162:23:426:517:35
7:35
+0:25
35K
21.75 mi12:34:302:28:566:515:14
7:00
-0:35
23M
23.00 mi12:43:332:37:596:539:03
7:14
+0:14
24M
24.00 mi12:50:402:45:066:537:07
7:07
-0:07
40K
24.85 mi12:56:482:51:146:546:08
7:11
+0:04
25.2M
25.20 mi12:59:262:53:526:542:38
7:39
+0:28
FINISH
26.22 mi13:06:003:00:266:546:34
6:27
-1:12

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

6:27 /mi

Average Pace

6:53 /mi

Slowest Pace

7:39 /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

2:18:12

77% of race

Time at Steady Pace

39:36

22% of race

Time at Slower Pace

2:38

1% of race

Average Pace: 6:53 /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 mi10:26:3621:026:4721:02
6:47
#6592
10K
6.21 mi10:47:2941:556:4520:53
6:44
#6374
15K
9.32 mi11:08:171:02:436:4420:48
6:42
#6133
20K
12.43 mi11:28:561:23:226:4320:39
6:39
#5703
HALF
13.11 mi11:33:241:27:506:434:28
6:34
#5653
25K
15.53 mi11:50:211:44:476:4516:57
7:00
#5941
30K
18.64 mi12:11:582:06:246:4721:37
6:58
#5833
20M
20.00 mi12:21:412:16:076:499:43
7:10
#5895
21M
21.00 mi12:29:162:23:426:517:35
7:35
#5968
35K
21.75 mi12:34:302:28:566:515:14
7:00
#6013
23M
23.00 mi12:43:332:37:596:539:03
7:14
#6065
24M
24.00 mi12:50:402:45:066:537:07
7:07
#6132
40K
24.85 mi12:56:482:51:146:546:08
7:11
#6128
25.2M
25.20 mi12:59:262:53:526:542:38
7:39
#6115
FINISH
26.22 mi13:06:003:00:266:546:34
6:27
#5966
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 mi65926556555817(Top 20%)513(Top 4%)513(Top 9%)
10K6.21 mi3.10 mi6374+218614+41614+416210(Top 21%)573(Top 5%)573(Top 10%)
15K9.32 mi3.11 mi6133+241550+64550+645817(Top 20%)513(Top 4%)513(Top 9%)
20K12.43 mi3.11 mi5703+430454+96454+964787(Top 16%)310(Top 2%)310(Top 5%)
HALF13.11 mi0.68 mi5653+50443+11443+114945(Top 17%)355(Top 3%)355(Top 6%)
25K15.53 mi2.42 mi5941-288529-86529-867343(Top 25%)976(Top 8%)976(Top 17%)
30K18.64 mi3.11 mi5833+108534-5534-55603(Top 19%)586(Top 5%)586(Top 10%)
20M20.00 mi1.36 mi5895-62560-26560-266634(Top 23%)938(Top 7%)938(Top 16%)
21M21.00 mi1.00 mi5968-73595-35595-357050(Top 24%)1210(Top 10%)1210(Top 21%)
35K21.75 mi0.75 mi6013-45612-17612-177100(Top 24%)1184(Top 9%)1184(Top 21%)
23M23.00 mi1.25 mi6065-52630-18630-187008(Top 24%)1225(Top 10%)1225(Top 21%)
24M24.00 mi1.00 mi6132-67650-20650-207278(Top 25%)1396(Top 11%)1396(Top 24%)
40K24.85 mi0.85 mi6128+4662-12662-126595(Top 23%)1193(Top 9%)1193(Top 21%)
25.2M25.20 mi0.35 mi6115+13661+1661+16097(Top 21%)1080(Top 9%)1080(Top 19%)
FINISH26.22 mi1.02 mi5966+149636+25636+253871(Top 13%)489(Top 4%)489(Top 9%)

Segment Performance Analysis

10K→15K

0.0 - 3.1 mi

Top 20%
×21
+97ft-345ft

Overall

5817

Females

513

F18-39

513

5K→10K

3.1 - 6.2 mi

Top 21%
×5
+79ft-138ft

Overall

6210

Females

573

F18-39

573

10K→15K

6.2 - 9.3 mi

Top 20%
×3
+67ft-78ft

Overall

5817

Females

513

F18-39

513

15K→20K

9.3 - 12.4 mi

Top 16%
×5
+106ft-86ft

Overall

4787

Females

310

F18-39

310

20K→HALF

12.4 - 13.1 mi

Top 17%
×2
+19ft-37ft

Overall

4945

Females

355

F18-39

355

HALF→25K

13.1 - 15.5 mi

Top 25%
×4
+66ft-88ft

Overall

7343

Females

976

F18-39

976

25K→30K

15.5 - 18.6 mi

Top 19%
×9
+181ft-148ft

Overall

5603

Females

586

F18-39

586

30K→20M

18.6 - 20.0 mi

Top 23%
×5
+64ft-50ft

Overall

6634

Females

938

F18-39

938

20M→21M

20.0 - 21.0 mi

Top 24%
×8
+106ft-24ft

Overall

7050

Females

1210

F18-39

1210

21M→35K

21.0 - 21.8 mi

Top 24%
×7
+17ft-86ft

Overall

7100

Females

1184

F18-39

1184

35K→23M

21.8 - 23.0 mi

Top 24%
×5
+23ft-63ft

Overall

7008

Females

1225

F18-39

1225

23M→24M

23.0 - 24.0 mi

Top 25%
×6
+12ft-82ft

Overall

7278

Females

1396

F18-39

1396

24M→40K

24.0 - 24.9 mi

Top 23%
×1
+6ft-20ft

Overall

6595

Females

1193

F18-39

1193

40K→25.2M

24.9 - 25.2 mi

Top 21%
×1
+13ft-16ft

Overall

6097

Females

1080

F18-39

1080

25.2M→FINISH

25.2 - 26.2 mi

Top 13%
×2
+22ft-21ft

Overall

3871

Females

489

F18-39

489

Passing

Athletes you passed and who passed you throughout the race

Passing Analysis

Category:
Athletes Passed
1806*
Passed By
1044
Net Change
+626
SegmentAthletes PassedPassed ByNet ChangeStart RankEnd Rank
Start → 5K----#6592
5K → 10K316*98+218#6592#6374
10K → 15K283*42+241#6374#6133
15K → 20K436*6+430#6133#5703
20K → HALF533+50#5703#5653
HALF → 25K48200-288#5653#5941
25K → 30K19688+108#5941#5833
30K → 20M43105-62#5833#5895
20M → 21M53126-73#5895#5968
21M → 35K2772-45#5968#6013
35K → 23M61113-52#6013#6065
23M → 24M41108-67#6065#6132
24M → 40K6460+4#6132#6128
40K → 25.2M3219+13#6128#6115
25.2M → FINISH1534+149#6115#5966
TOTALS1806*1044+626

* 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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