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Public Race Data

Boston Athletic Association

Boston Athletic Association

Mika Timing

Mika Timing
BOSTON MARATHON 2026

Nathalie Jaklewicz

Bib: 11146 •F •Age: N/A

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0:00
0:00
/ mi
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Overall
#0 / 29021
Top 25%
Gender (Female)
#0 / 12578
Top 8%
Age Group (F18-39)
#0 / 5716
Top 16%
Race Day Weather
51°/41°F
overcast clouds
Personalized for Nathalie

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 · 6:46/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
21:32
3.11 mi
Rank: #8008
Start → 5K
21:32 | 6:56/mi
10K
43:08
6.21 mi
Rank: #8153 (-145)
5K → 10K
21:36 | 6:58/mi
15K
1:05:00
9.32 mi
Rank: #8385 (-232)
10K → 15K
21:52 | 7:03/mi
20K
1:27:00
12.43 mi
Rank: #8370 (+15)
15K → 20K
22:00 | 7:05/mi
HALF
1:31:44
13.11 mi
Rank: #8362 (+8)
20K → HALF
4:44 | 6:57/mi
25K
1:48:44
15.53 mi
Rank: #8171 (+191)
HALF → 25K
17:00 | 7:01/mi
30K
2:11:00
18.64 mi
Rank: #7916 (+255)
25K → 30K
22:16 | 7:11/mi
20M
2:20:48
20.00 mi
Rank: #7808 (+108)
30K → 20M
9:48 | 7:13/mi
21M
2:28:34
21.00 mi
Rank: #7769 (+39)
20M → 21M
7:46 | 7:46/mi
35K
2:33:47
21.75 mi
Rank: #7703 (+66)
21M → 35K
5:13 | 6:59/mi
23M
2:42:49
23.00 mi
Rank: #7585 (+118)
35K → 23M
9:02 | 7:14/mi
24M
2:49:47
24.00 mi
Rank: #7484 (+101)
23M → 24M
6:58 | 6:58/mi
40K
2:55:48
24.85 mi
Rank: #7370 (+114)
24M → 40K
6:01 | 7:03/mi
25.2M
2:58:29
25.20 mi
Rank: #7327 (+43)
40K → 25.2M
2:41 | 7:47/mi
FINISH
3:05:23
26.22 mi
Rank: #7230 (+97)
25.2M → FINISH
6:54 | 6:47/mi

Splits & Pacing

Detailed breakdown of your race performance at each timing point

Half Splits

1st HalfFaster
via HALF
Distance13.11 mi
Time1:31:44
Pace7:00 /mi
2nd Half
Distance13.11 mi
Time1:33:39
Pace7:09 /mi
📊Positive Split: 2.1% slower second half

Checkpoint Splits

CheckpointDistanceTime of DayTimeAvg PaceSegment TimeSegment PaceDiff
5K
3.11 mi10:39:3821:326:5621:32
6:56
-
10K
6.21 mi11:01:1443:086:5721:36
6:58
+0:02
15K
9.32 mi11:23:061:05:006:5921:52
7:03
+0:05
20K
12.43 mi11:45:061:27:007:0122:00
7:05
+0:02
HALF
13.11 mi11:49:501:31:447:004:44
6:57
-0:08
25K
15.53 mi12:06:501:48:447:0017:00
7:01
+0:04
30K
18.64 mi12:29:062:11:007:0222:16
7:11
+0:10
20M
20.00 mi12:38:542:20:487:039:48
7:13
+0:02
21M
21.00 mi12:46:402:28:347:057:46
7:46
+0:33
35K
21.75 mi12:51:532:33:477:055:13
6:59
-0:47
23M
23.00 mi13:00:552:42:497:059:02
7:14
+0:15
24M
24.00 mi13:07:532:49:477:056:58
6:58
-0:16
40K
24.85 mi13:13:542:55:487:056:01
7:03
+0:05
25.2M
25.20 mi13:16:352:58:297:052:41
7:47
+0:44
FINISH
26.22 mi13:23:293:05:237:056:54
6:47
-1:00

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

6:47 /mi

Average Pace

7:05 /mi

Slowest Pace

7:47 /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

2:54:56

94% of race

Time at Steady Pace

10:27

6% of race

Time at Slower Pace

0:00

0% of race

Average Pace: 7:04 /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 mi10:39:3821:326:5621:32
6:56
#8008
10K
6.21 mi11:01:1443:086:5721:36
6:58
#8153
15K
9.32 mi11:23:061:05:006:5921:52
7:03
#8385
20K
12.43 mi11:45:061:27:007:0122:00
7:05
#8370
HALF
13.11 mi11:49:501:31:447:004:44
6:57
#8362
25K
15.53 mi12:06:501:48:447:0017:00
7:01
#8171
30K
18.64 mi12:29:062:11:007:0222:16
7:11
#7916
20M
20.00 mi12:38:542:20:487:039:48
7:13
#7808
21M
21.00 mi12:46:402:28:347:057:46
7:46
#7769
35K
21.75 mi12:51:532:33:477:055:13
6:59
#7703
23M
23.00 mi13:00:552:42:497:059:02
7:14
#7585
24M
24.00 mi13:07:532:49:477:056:58
6:58
#7484
40K
24.85 mi13:13:542:55:487:056:01
7:03
#7370
25.2M
25.20 mi13:16:352:58:297:052:41
7:47
#7327
FINISH
26.22 mi13:23:293:05:237:056:54
6:47
#7230
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 mi8008108810888817(Top 30%)1419(Top 11%)1419(Top 25%)
10K6.21 mi3.10 mi8153-1451134-461134-468347(Top 29%)1214(Top 10%)1214(Top 21%)
15K9.32 mi3.11 mi8385-2321237-1031237-1038817(Top 30%)1419(Top 11%)1419(Top 25%)
20K12.43 mi3.11 mi8370+151245-81245-88454(Top 29%)1322(Top 11%)1322(Top 23%)
HALF13.11 mi0.68 mi8362+81242+31242+38303(Top 29%)1222(Top 10%)1222(Top 21%)
25K15.53 mi2.42 mi8171+1911173+691173+697487(Top 26%)1026(Top 8%)1026(Top 18%)
30K18.64 mi3.11 mi7916+2551119+541119+547179(Top 25%)1053(Top 8%)1053(Top 18%)
20M20.00 mi1.36 mi7808+1081098+211098+217089(Top 24%)1103(Top 9%)1103(Top 19%)
21M21.00 mi1.00 mi7769+391106-81106-88266(Top 28%)1704(Top 14%)1704(Top 30%)
35K21.75 mi0.75 mi7703+661096+101096+106924(Top 24%)1143(Top 9%)1143(Top 20%)
23M23.00 mi1.25 mi7585+1181078+181078+186916(Top 24%)1198(Top 10%)1198(Top 21%)
24M24.00 mi1.00 mi7484+1011060+181060+186292(Top 22%)1040(Top 8%)1040(Top 18%)
40K24.85 mi0.85 mi7370+1141047+131047+135753(Top 20%)914(Top 7%)914(Top 16%)
25.2M25.20 mi0.35 mi7327+431046+11046+17015(Top 24%)1414(Top 11%)1414(Top 25%)
FINISH26.22 mi1.02 mi7230+971036+101036+105932(Top 20%)1091(Top 9%)1091(Top 19%)

Segment Performance Analysis

10K→15K

0.0 - 3.1 mi

Top 30%
×21
+97ft-345ft

Overall

8817

Females

1419

F18-39

1419

5K→10K

3.1 - 6.2 mi

Top 29%
×5
+79ft-138ft

Overall

8347

Females

1214

F18-39

1214

10K→15K

6.2 - 9.3 mi

Top 30%
×3
+67ft-78ft

Overall

8817

Females

1419

F18-39

1419

15K→20K

9.3 - 12.4 mi

Top 29%
×5
+106ft-86ft

Overall

8454

Females

1322

F18-39

1322

20K→HALF

12.4 - 13.1 mi

Top 29%
×2
+19ft-37ft

Overall

8303

Females

1222

F18-39

1222

HALF→25K

13.1 - 15.5 mi

Top 26%
×4
+66ft-88ft

Overall

7487

Females

1026

F18-39

1026

25K→30K

15.5 - 18.6 mi

Top 25%
×9
+181ft-148ft

Overall

7179

Females

1053

F18-39

1053

30K→20M

18.6 - 20.0 mi

Top 24%
×5
+64ft-50ft

Overall

7089

Females

1103

F18-39

1103

20M→21M

20.0 - 21.0 mi

Top 28%
×8
+106ft-24ft

Overall

8266

Females

1704

F18-39

1704

21M→35K

21.0 - 21.8 mi

Top 24%
×7
+17ft-86ft

Overall

6924

Females

1143

F18-39

1143

35K→23M

21.8 - 23.0 mi

Top 24%
×5
+23ft-63ft

Overall

6916

Females

1198

F18-39

1198

23M→24M

23.0 - 24.0 mi

Top 22%
×6
+12ft-82ft

Overall

6292

Females

1040

F18-39

1040

24M→40K

24.0 - 24.9 mi

Top 20%
×1
+6ft-20ft

Overall

5753

Females

914

F18-39

914

40K→25.2M

24.9 - 25.2 mi

Top 24%
×1
+13ft-16ft

Overall

7015

Females

1414

F18-39

1414

25.2M→FINISH

25.2 - 26.2 mi

Top 20%
×2
+22ft-21ft

Overall

5932

Females

1091

F18-39

1091

Passing

Athletes you passed and who passed you throughout the race

Passing Analysis

Category:
Athletes Passed
1736*
Passed By
775
Net Change
+778
SegmentAthletes PassedPassed ByNet ChangeStart RankEnd Rank
Start → 5K----#8008
5K → 10K149200-145#8008#8153
10K → 15K57200-232#8153#8385
15K → 20K139124+15#8385#8370
20K → HALF2820+8#8370#8362
HALF → 25K212*21+191#8362#8171
25K → 30K304*49+255#8171#7916
30K → 20M12517+108#7916#7808
20M → 21M8344+39#7808#7769
21M → 35K8216+66#7769#7703
35K → 23M14628+118#7703#7585
23M → 24M11716+101#7585#7484
24M → 40K12612+114#7484#7370
40K → 25.2M5310+43#7370#7327
25.2M → FINISH11518+97#7327#7230
TOTALS1736*775+778

* 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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