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Public Race Data

Boston Athletic Association

Boston Athletic Association

Mika Timing

Mika Timing
BOSTON MARATHON 2026

Jaclyn Ziders

Bib: 20001 •F •Age: N/A

OH

Boston Marathon logo
0:00
0:00
/ mi
Masters
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Overall
#0 / 29021
Top 48%
Gender (Female)
#0 / 12578
Top 34%
Masters (Masters Women)
#0 / 6862
Top 18%
Age Group (F40-44)
#0 / 1737
Top 39%
Race Day Weather
51°/41°F
overcast clouds
Personalized for Jaclyn

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 · 7:33/mi at mile 13.1

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
24:17
3.11 mi
Rank: #15561
Start → 5K
24:17 | 7:49/mi
10K
48:12
6.21 mi
Rank: #15119 (+442)
5K → 10K
23:55 | 7:42/mi
15K
1:11:58
9.32 mi
Rank: #14723 (+396)
10K → 15K
23:46 | 7:39/mi
20K
1:36:10
12.43 mi
Rank: #14629 (+94)
15K → 20K
24:12 | 7:48/mi
HALF
1:41:19
13.11 mi
Rank: #14576 (+53)
20K → HALF
5:09 | 7:34/mi
25K
2:00:15
15.53 mi
Rank: #14433 (+143)
HALF → 25K
18:56 | 7:49/mi
30K
2:25:00
18.64 mi
Rank: #14189 (+244)
25K → 30K
24:45 | 7:58/mi
20M
2:35:57
20.00 mi
Rank: #14088 (+101)
30K → 20M
10:57 | 8:04/mi
21M
2:44:21
21.00 mi
Rank: #13953 (+135)
20M → 21M
8:24 | 8:24/mi
35K
2:50:18
21.75 mi
Rank: #13949 (+4)
21M → 35K
5:57 | 7:58/mi
23M
3:00:35
23.00 mi
Rank: #13934 (+15)
35K → 23M
10:17 | 8:14/mi
24M
3:08:39
24.00 mi
Rank: #13935 (-1)
23M → 24M
8:04 | 8:04/mi
40K
3:15:35
24.85 mi
Rank: #13896 (+39)
24M → 40K
6:56 | 8:07/mi
25.2M
3:18:36
25.20 mi
Rank: #13876 (+20)
40K → 25.2M
3:01 | 8:45/mi
FINISH
3:26:35
26.22 mi
Rank: #13885 (-9)
25.2M → FINISH
7:59 | 7:51/mi

Splits & Pacing

Detailed breakdown of your race performance at each timing point

Half Splits

1st HalfFaster
via HALF
Distance13.11 mi
Time1:41:19
Pace7:44 /mi
2nd Half
Distance13.11 mi
Time1:45:16
Pace8:02 /mi
📊Positive Split: 3.9% slower second half

Checkpoint Splits

CheckpointDistanceTime of DayTimeAvg PaceSegment TimeSegment PaceDiff
5K
3.11 mi11:09:3624:177:4924:17
7:49
-
10K
6.21 mi11:33:3148:127:4623:55
7:42
-0:07
15K
9.32 mi11:57:171:11:587:4423:46
7:39
-0:03
20K
12.43 mi12:21:291:36:107:4524:12
7:48
+0:09
HALF
13.11 mi12:26:381:41:197:445:09
7:34
-0:14
25K
15.53 mi12:45:342:00:157:4518:56
7:49
+0:15
30K
18.64 mi13:10:192:25:007:4724:45
7:58
+0:09
20M
20.00 mi13:21:162:35:577:4810:57
8:04
+0:06
21M
21.00 mi13:29:402:44:217:508:24
8:24
+0:20
35K
21.75 mi13:35:372:50:187:505:57
7:58
-0:26
23M
23.00 mi13:45:543:00:357:5210:17
8:14
+0:16
24M
24.00 mi13:53:583:08:397:528:04
8:04
-0:10
40K
24.85 mi14:00:543:15:357:536:56
8:07
+0:03
25.2M
25.20 mi14:03:553:18:367:533:01
8:45
+0:38
FINISH
26.22 mi14:11:543:26:357:547:59
7:51
-0:54

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

7:34 /mi

Average Pace

7:53 /mi

Slowest Pace

8:45 /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

3:15:10

94% of race

Time at Steady Pace

11:25

6% of race

Time at Slower Pace

0:00

0% of race

Average Pace: 7:53 /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 mi11:09:3624:177:4924:17
7:49
#15561
10K
6.21 mi11:33:3148:127:4623:55
7:42
#15119
15K
9.32 mi11:57:171:11:587:4423:46
7:39
#14723
20K
12.43 mi12:21:291:36:107:4524:12
7:48
#14629
HALF
13.11 mi12:26:381:41:197:445:09
7:34
#14576
25K
15.53 mi12:45:342:00:157:4518:56
7:49
#14433
30K
18.64 mi13:10:192:25:007:4724:45
7:58
#14189
20M
20.00 mi13:21:162:35:577:4810:57
8:04
#14088
21M
21.00 mi13:29:402:44:217:508:24
8:24
#13953
35K
21.75 mi13:35:372:50:187:505:57
7:58
#13949
23M
23.00 mi13:45:543:00:357:5210:17
8:14
#13934
24M
24.00 mi13:53:583:08:397:528:04
8:04
#13935
40K
24.85 mi14:00:543:15:357:536:56
8:07
#13896
25.2M
25.20 mi14:03:553:18:367:533:01
8:45
#13876
FINISH
26.22 mi14:11:543:26:357:547:59
7:51
#13885
Faster pace
Steady pace
Slower pace

Rankings

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

Checkpoint and Segment Rankings

CheckpointDistanceSeg. DistOverallFemalesF40-44Seg. OverallSeg. FemalesSeg. F40-44
5K3.11 mi3.11 mi155615034503414122(Top 49%)4207(Top 33%)4207(Top 242%)
10K6.21 mi3.10 mi15119+4424799+2354799+23514737(Top 51%)4530(Top 36%)4530(Top 261%)
15K9.32 mi3.11 mi14723+3964566+2334566+23314122(Top 49%)4207(Top 33%)4207(Top 242%)
20K12.43 mi3.11 mi14629+944506+604506+6014442(Top 50%)4470(Top 36%)4470(Top 257%)
HALF13.11 mi0.68 mi14576+534470+364470+3613526(Top 47%)3889(Top 31%)3889(Top 224%)
25K15.53 mi2.42 mi14433+1434423+474423+4713919(Top 48%)4248(Top 34%)4248(Top 245%)
30K18.64 mi3.11 mi14189+2444320+1034320+10313265(Top 46%)3993(Top 32%)3993(Top 230%)
20M20.00 mi1.36 mi14088+1014282+384282+3813254(Top 46%)4080(Top 32%)4080(Top 235%)
21M21.00 mi1.00 mi13953+1354231+514231+5112520(Top 43%)3804(Top 30%)3804(Top 219%)
35K21.75 mi0.75 mi13949+44249-184249-1814183(Top 49%)4732(Top 38%)4732(Top 272%)
23M23.00 mi1.25 mi13934+154265-164265-1613930(Top 48%)4668(Top 37%)4668(Top 269%)
24M24.00 mi1.00 mi13935-14292-274292-2714218(Top 49%)4910(Top 39%)4910(Top 283%)
40K24.85 mi0.85 mi13896+394291+14291+113224(Top 46%)4447(Top 35%)4447(Top 256%)
25.2M25.20 mi0.35 mi13876+204289+24289+213275(Top 46%)4507(Top 36%)4507(Top 259%)
FINISH26.22 mi1.02 mi13885-94319-304319-3014049(Top 48%)4937(Top 39%)4937(Top 284%)

Segment Performance Analysis

10K→15K

0.0 - 3.1 mi

Top 49%
×21
+97ft-345ft

Overall

14122

Females

4207

F40-44

4207

5K→10K

3.1 - 6.2 mi

Top 51%
×5
+79ft-138ft

Overall

14737

Females

4530

F40-44

4530

10K→15K

6.2 - 9.3 mi

Top 49%
×3
+67ft-78ft

Overall

14122

Females

4207

F40-44

4207

15K→20K

9.3 - 12.4 mi

Top 50%
×5
+106ft-86ft

Overall

14442

Females

4470

F40-44

4470

20K→HALF

12.4 - 13.1 mi

Top 47%
×2
+19ft-37ft

Overall

13526

Females

3889

F40-44

3889

HALF→25K

13.1 - 15.5 mi

Top 48%
×4
+66ft-88ft

Overall

13919

Females

4248

F40-44

4248

25K→30K

15.5 - 18.6 mi

Top 46%
×9
+181ft-148ft

Overall

13265

Females

3993

F40-44

3993

30K→20M

18.6 - 20.0 mi

Top 46%
×5
+64ft-50ft

Overall

13254

Females

4080

F40-44

4080

20M→21M

20.0 - 21.0 mi

Top 43%
×8
+106ft-24ft

Overall

12520

Females

3804

F40-44

3804

21M→35K

21.0 - 21.8 mi

Top 49%
×7
+17ft-86ft

Overall

14183

Females

4732

F40-44

4732

35K→23M

21.8 - 23.0 mi

Top 48%
×5
+23ft-63ft

Overall

13930

Females

4668

F40-44

4668

23M→24M

23.0 - 24.0 mi

Top 49%
×6
+12ft-82ft

Overall

14218

Females

4910

F40-44

4910

24M→40K

24.0 - 24.9 mi

Top 46%
×1
+6ft-20ft

Overall

13224

Females

4447

F40-44

4447

40K→25.2M

24.9 - 25.2 mi

Top 46%
×1
+13ft-16ft

Overall

13275

Females

4507

F40-44

4507

25.2M→FINISH

25.2 - 26.2 mi

Top 48%
×2
+22ft-21ft

Overall

14049

Females

4937

F40-44

4937

Passing

Athletes you passed and who passed you throughout the race

Passing Analysis

Category:
Athletes Passed
2542*
Passed By
866
Net Change
+1676
SegmentAthletes PassedPassed ByNet ChangeStart RankEnd Rank
Start → 5K----#15561
5K → 10K561*119+442#15561#15119
10K → 15K456*60+396#15119#14723
15K → 20K216*122+94#14723#14629
20K → HALF6512+53#14629#14576
HALF → 25K204*61+143#14576#14433
25K → 30K323*79+244#14433#14189
30K → 20M13938+101#14189#14088
20M → 21M17439+135#14088#13953
21M → 35K5450+4#13953#13949
35K → 23M10489+15#13949#13934
23M → 24M5960-1#13934#13935
24M → 40K8647+39#13935#13896
40K → 25.2M4121+20#13896#13876
25.2M → FINISH6069-9#13876#13885
TOTALS2542*866+1676

* 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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Export & Support

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