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Public Race Data

Boston Athletic Association

Boston Athletic Association

Mika Timing

Mika Timing
BOSTON MARATHON 2026

Isabel Zieja

Bib: 18453 β€’F β€’Age: N/A

ME

Boston Marathon logo
0:00
0:00
/ mi
Masters
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Overall
#0 / 29021
Top 40%
Gender (Female)
#0 / 12578
Top 24%
Masters (Masters Women)
#0 / 6862
Top 10%
Age Group (F40-44)
#0 / 1737
Top 22%
Race Day Weather
51Β°/41Β°F
overcast clouds
Personalized for Isabel

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 Β· 7:04/mi at mile 26.2

Your report includes

  • Race Overview
  • Pacing & Splits
  • Performance Analysis
  • Segment Analysis
  • Passing Analysis
  • Potential Focus Areas
One-time purchase Β· Instant access Β· Downloadable PDF Β· 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
23:20
3.11 mi
Rank: #12867
Start β†’ 5K
23:20 | 7:31/mi
10K
46:34
6.21 mi
Rank: #12799 (+68)
5K β†’ 10K
23:14 | 7:29/mi
15K
1:09:50
9.32 mi
Rank: #12747 (+52)
10K β†’ 15K
23:16 | 7:30/mi
20K
1:33:32
12.43 mi
Rank: #12838 (-91)
15K β†’ 20K
23:42 | 7:38/mi
HALF
1:38:38
13.11 mi
Rank: #12822 (+16)
20K β†’ HALF
5:06 | 7:29/mi
25K
1:57:12
15.53 mi
Rank: #12802 (+20)
HALF β†’ 25K
18:34 | 7:40/mi
30K
2:21:22
18.64 mi
Rank: #12571 (+231)
25K β†’ 30K
24:10 | 7:47/mi
20M
2:31:51
20.00 mi
Rank: #12422 (+149)
30K β†’ 20M
10:29 | 7:44/mi
21M
2:39:51
21.00 mi
Rank: #12261 (+161)
20M β†’ 21M
8:00 | 8:00/mi
35K
2:45:27
21.75 mi
Rank: #12194 (+67)
21M β†’ 35K
5:36 | 7:30/mi
23M
2:55:08
23.00 mi
Rank: #12049 (+145)
35K β†’ 23M
9:41 | 7:45/mi
24M
3:02:38
24.00 mi
Rank: #11928 (+121)
23M β†’ 24M
7:30 | 7:30/mi
40K
3:09:13
24.85 mi
Rank: #11842 (+86)
24M β†’ 40K
6:35 | 7:42/mi
25.2M
3:12:04
25.20 mi
Rank: #11804 (+38)
40K β†’ 25.2M
2:51 | 8:16/mi
FINISH
3:19:16
26.22 mi
Rank: #11627 (+177)
25.2M β†’ FINISH
7:12 | 7:04/mi

Splits & Pacing

Detailed breakdown of your race performance at each timing point

Half Splits

1st HalfFaster
via HALF
Distance13.11 mi
Time1:38:38
Pace7:32 /mi
2nd Half
Distance13.11 mi
Time1:40:38
Pace7:41 /mi
πŸ“ŠPositive Split: 2.0% slower second half

Checkpoint Splits

CheckpointDistanceTime of DayTimeAvg PaceSegment TimeSegment PaceDiff
5K
3.11 mi11:05:2023:207:3123:20
7:31
-
10K
6.21 mi11:28:3446:347:3023:14
7:29
-0:02
15K
9.32 mi11:51:501:09:507:3023:16
7:30
+0:01
20K
12.43 mi12:15:321:33:327:3223:42
7:38
+0:08
HALF
13.11 mi12:20:381:38:387:325:06
7:29
-0:09
25K
15.53 mi12:39:121:57:127:3318:34
7:40
+0:11
30K
18.64 mi13:03:222:21:227:3624:10
7:47
+0:07
20M
20.00 mi13:13:512:31:517:3610:29
7:44
-0:03
21M
21.00 mi13:21:512:39:517:378:00
8:00
+0:16
35K
21.75 mi13:27:272:45:277:375:36
7:30
-0:30
23M
23.00 mi13:37:082:55:087:379:41
7:45
+0:15
24M
24.00 mi13:44:383:02:387:377:30
7:30
-0:15
40K
24.85 mi13:51:133:09:137:376:35
7:42
+0:12
25.2M
25.20 mi13:54:043:12:047:382:51
8:16
+0:34
FINISH
26.22 mi14:01:163:19:167:377:12
7:04
-1:12

Checkpoint Splits Visualizations

Explore your race data through different visual perspectives. Scroll to discover each visualization.

πŸ“ˆPace 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

7:04 /mi

Average Pace

7:36 /mi

Slowest Pace

8:16 /mi

Loading chart...
Fastest
Middle
Slowest
Average

πŸ“ŠSegments

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

2:44:15

82% of race

Time at Steady Pace

35:01

18% of race

Time at Slower Pace

0:00

0% of race

Average Pace: 7:36 /mi

Loading chart...
Faster pace (< avg)
Steady pace (β‰ˆ 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 mi11:05:2023:207:3123:20
7:31
#12867
10K
6.21 mi11:28:3446:347:3023:14
7:29
#12799
15K
9.32 mi11:51:501:09:507:3023:16
7:30
#12747
20K
12.43 mi12:15:321:33:327:3223:42
7:38
#12838
HALF
13.11 mi12:20:381:38:387:325:06
7:29
#12822
25K
15.53 mi12:39:121:57:127:3318:34
7:40
#12802
30K
18.64 mi13:03:222:21:227:3624:10
7:47
#12571
20M
20.00 mi13:13:512:31:517:3610:29
7:44
#12422
21M
21.00 mi13:21:512:39:517:378:00
8:00
#12261
35K
21.75 mi13:27:272:45:277:375:36
7:30
#12194
23M
23.00 mi13:37:082:55:087:379:41
7:45
#12049
24M
24.00 mi13:44:383:02:387:377:30
7:30
#11928
40K
24.85 mi13:51:133:09:137:376:35
7:42
#11842
25.2M
25.20 mi13:54:043:12:047:382:51
8:16
#11804
FINISH
26.22 mi14:01:163:19:167:377:12
7:04
#11627
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 mi128673410341012713(Top 44%)3400(Top 27%)3400(Top 196%)
10K6.21 mi3.10 mi12799+683389+213389+2112758(Top 44%)3407(Top 27%)3407(Top 196%)
15K9.32 mi3.11 mi12747+523388+13388+112713(Top 44%)3400(Top 27%)3400(Top 196%)
20K12.43 mi3.11 mi12838-913473-853473-8513091(Top 45%)3709(Top 29%)3709(Top 214%)
HALF13.11 mi0.68 mi12822+163461+123461+1212897(Top 44%)3518(Top 28%)3518(Top 203%)
25K15.53 mi2.42 mi12802+203477-163477-1612688(Top 44%)3536(Top 28%)3536(Top 204%)
30K18.64 mi3.11 mi12571+2313407+703407+7011819(Top 41%)3206(Top 25%)3206(Top 185%)
20M20.00 mi1.36 mi12422+1493349+583349+5810759(Top 37%)2765(Top 22%)2765(Top 159%)
21M21.00 mi1.00 mi12261+1613272+773272+779928(Top 34%)2473(Top 20%)2473(Top 142%)
35K21.75 mi0.75 mi12194+673247+253247+2510787(Top 37%)2899(Top 23%)2899(Top 167%)
23M23.00 mi1.25 mi12049+1453201+463201+4610572(Top 36%)2897(Top 23%)2897(Top 167%)
24M24.00 mi1.00 mi11928+1213166+353166+3510129(Top 35%)2735(Top 22%)2735(Top 157%)
40K24.85 mi0.85 mi11842+863132+343132+3410350(Top 36%)2924(Top 23%)2924(Top 168%)
25.2M25.20 mi0.35 mi11804+383127+53127+510125(Top 35%)2889(Top 23%)2889(Top 166%)
FINISH26.22 mi1.02 mi11627+1773061+663061+668131(Top 28%)1995(Top 16%)1995(Top 115%)

Segment Performance Analysis

10K→15K

0.0 - 3.1 mi

Top 44%
Γ—21
+97ft-345ft

Overall

12713

Females

3400

F40-44

3400

5K→10K

3.1 - 6.2 mi

Top 44%
Γ—5
+79ft-138ft

Overall

12758

Females

3407

F40-44

3407

10K→15K

6.2 - 9.3 mi

Top 44%
Γ—3
+67ft-78ft

Overall

12713

Females

3400

F40-44

3400

15K→20K

9.3 - 12.4 mi

Top 45%
Γ—5
+106ft-86ft

Overall

13091

Females

3709

F40-44

3709

20K→HALF

12.4 - 13.1 mi

Top 44%
Γ—2
+19ft-37ft

Overall

12897

Females

3518

F40-44

3518

HALF→25K

13.1 - 15.5 mi

Top 44%
Γ—4
+66ft-88ft

Overall

12688

Females

3536

F40-44

3536

25K→30K

15.5 - 18.6 mi

Top 41%
Γ—9
+181ft-148ft

Overall

11819

Females

3206

F40-44

3206

30K→20M

18.6 - 20.0 mi

Top 37%
Γ—5
+64ft-50ft

Overall

10759

Females

2765

F40-44

2765

20M→21M

20.0 - 21.0 mi

Top 34%
Γ—8
+106ft-24ft

Overall

9928

Females

2473

F40-44

2473

21M→35K

21.0 - 21.8 mi

Top 37%
Γ—7
+17ft-86ft

Overall

10787

Females

2899

F40-44

2899

35K→23M

21.8 - 23.0 mi

Top 36%
Γ—5
+23ft-63ft

Overall

10572

Females

2897

F40-44

2897

23M→24M

23.0 - 24.0 mi

Top 35%
Γ—6
+12ft-82ft

Overall

10129

Females

2735

F40-44

2735

24M→40K

24.0 - 24.9 mi

Top 36%
Γ—1
+6ft-20ft

Overall

10350

Females

2924

F40-44

2924

40K→25.2M

24.9 - 25.2 mi

Top 35%
Γ—1
+13ft-16ft

Overall

10125

Females

2889

F40-44

2889

25.2M→FINISH

25.2 - 26.2 mi

Top 28%
Γ—2
+22ft-21ft

Overall

8131

Females

1995

F40-44

1995

Passing

Athletes you passed and who passed you throughout the race

Passing Analysis

Category:
Athletes Passed
2180*
Passed By
936
Net Change
+1240
SegmentAthletes PassedPassed ByNet ChangeStart RankEnd Rank
Start β†’ 5K----#12867
5K β†’ 10K268*200+68#12867#12799
10K β†’ 15K213*161+52#12799#12747
15K β†’ 20K113200-91#12747#12838
20K β†’ HALF3923+16#12838#12822
HALF β†’ 25K144124+20#12822#12802
25K β†’ 30K301*70+231#12802#12571
30K β†’ 20M16718+149#12571#12422
20M β†’ 21M17413+161#12422#12261
21M β†’ 35K8417+67#12261#12194
35K β†’ 23M17429+145#12194#12049
23M β†’ 24M15231+121#12049#11928
24M β†’ 40K10923+86#11928#11842
40K β†’ 25.2M5214+38#11842#11804
25.2M β†’ FINISH19013+177#11804#11627
TOTALS2180*936+1240

* Includes athletes who did not complete a segment (DNF/DNQ).

πŸ“Š

Passing Analysis Visualizations

Explore your passing analysis through 5 different visualizations. Scroll to discover each one.

Time:
Category:

πŸ“ˆPosition Graph

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🎨Heatmap Timeline

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πŸ”„Passing Circle

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🌊Position Flow

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πŸƒRace 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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