Public Race Data

Boston Athletic Association

Boston Athletic Association

Mika Timing

Mika Timing

Mary Marshall

Bib: 17555 β€’F β€’Age: N/A

MD

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

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· 8:10/mi at mile 3.1

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
25:21
3.11 mi
Rank: #17981
Start β†’ 5K
25:21 | 8:10/mi
10K
51:01
6.21 mi
Rank: #18464 (-483)
5K β†’ 10K
25:40 | 8:16/mi
15K
1:16:26
9.32 mi
Rank: #18390 (+74)
10K β†’ 15K
25:25 | 8:11/mi
20K
1:43:14
12.43 mi
Rank: #18805 (-415)
15K β†’ 20K
26:48 | 8:38/mi
HALF
1:48:51
13.11 mi
Rank: #18798 (+7)
20K β†’ HALF
5:37 | 8:15/mi
25K
2:09:33
15.53 mi
Rank: #18779 (+19)
HALF β†’ 25K
20:42 | 8:33/mi
30K
2:36:36
18.64 mi
Rank: #18621 (+158)
25K β†’ 30K
27:03 | 8:43/mi
20M
2:48:40
20.00 mi
Rank: #18582 (+39)
30K β†’ 20M
12:04 | 8:54/mi
21M
2:59:10
21.00 mi
Rank: #18863 (-281)
20M β†’ 21M
10:30 | 10:30/mi
35K
3:05:38
21.75 mi
Rank: #18828 (+35)
21M β†’ 35K
6:28 | 8:39/mi
23M
3:17:02
23.00 mi
Rank: #18839 (-11)
35K β†’ 23M
11:24 | 9:07/mi
24M
3:25:54
24.00 mi
Rank: #18826 (+13)
23M β†’ 24M
8:52 | 8:52/mi
40K
3:33:39
24.85 mi
Rank: #18818 (+8)
24M β†’ 40K
7:45 | 9:04/mi
25.2M
3:36:58
25.20 mi
Rank: #18795 (+23)
40K β†’ 25.2M
3:19 | 9:38/mi
FINISH
3:45:49
26.22 mi
Rank: #18814 (-19)
25.2M β†’ FINISH
8:51 | 8:42/mi

Splits & Pacing

Detailed breakdown of your race performance at each timing point

Half Splits

1st HalfFaster
via HALF
Distance13.11 mi
Time1:48:51
Pace8:19 /mi
2nd Half
Distance13.11 mi
Time1:56:58
Pace8:56 /mi
πŸ“ŠPositive Split: 7.5% slower second half

Checkpoint Splits

CheckpointDistanceTime of DayTimeAvg PaceSegment TimeSegment PaceDiff
5K
3.11 mi11:26:3925:218:1025:21
8:10
-
10K
6.21 mi11:52:1951:018:1325:40
8:16
+0:06
15K
9.32 mi12:17:441:16:268:1325:25
8:11
-0:05
20K
12.43 mi12:44:321:43:148:1926:48
8:38
+0:27
HALF
13.11 mi12:50:091:48:518:195:37
8:15
-0:23
25K
15.53 mi13:10:512:09:338:2120:42
8:33
+0:18
30K
18.64 mi13:37:542:36:368:2527:03
8:43
+0:10
20M
20.00 mi13:49:582:48:408:2712:04
8:54
+0:11
21M
21.00 mi14:00:282:59:108:3210:30
10:30
+1:36
35K
21.75 mi14:06:563:05:388:336:28
8:39
-1:51
23M
23.00 mi14:18:203:17:028:3511:24
9:07
+0:28
24M
24.00 mi14:27:123:25:548:358:52
8:52
-0:15
40K
24.85 mi14:34:573:33:398:367:45
9:04
+0:12
25.2M
25.20 mi14:38:163:36:588:373:19
9:38
+0:34
FINISH
26.22 mi14:47:073:45:498:388:51
8:42
-0:56

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

8:10 /mi

Average Pace

8:37 /mi

Slowest Pace

10:30 /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

1:22:03

36% of race

Time at Steady Pace

1:50:48

49% of race

Time at Slower Pace

32:58

15% of race

Average Pace: 8:37 /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 mi11:26:3925:218:1025:21
8:10
#17981
10K
6.21 mi11:52:1951:018:1325:40
8:16
#18464
15K
9.32 mi12:17:441:16:268:1325:25
8:11
#18390
20K
12.43 mi12:44:321:43:148:1926:48
8:38
#18805
HALF
13.11 mi12:50:091:48:518:195:37
8:15
#18798
25K
15.53 mi13:10:512:09:338:2120:42
8:33
#18779
30K
18.64 mi13:37:542:36:368:2527:03
8:43
#18621
20M
20.00 mi13:49:582:48:408:2712:04
8:54
#18582
21M
21.00 mi14:00:282:59:108:3210:30
10:30
#18863
35K
21.75 mi14:06:563:05:388:336:28
8:39
#18828
23M
23.00 mi14:18:203:17:028:3511:24
9:07
#18839
24M
24.00 mi14:27:123:25:548:358:52
8:52
#18826
40K
24.85 mi14:34:573:33:398:367:45
9:04
#18818
25.2M
25.20 mi14:38:163:36:588:373:19
9:38
#18795
FINISH
26.22 mi14:47:073:45:498:388:51
8:42
#18814
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 mi179816498649818249(Top 63%)6611(Top 53%)6611(Top 116%)
10K6.21 mi3.10 mi18464-4836754-2566754-25618942(Top 65%)6995(Top 56%)6995(Top 122%)
15K9.32 mi3.11 mi18390+746706+486706+4818249(Top 63%)6611(Top 53%)6611(Top 116%)
20K12.43 mi3.11 mi18805-4156947-2416947-24120014(Top 69%)7632(Top 61%)7632(Top 134%)
HALF13.11 mi0.68 mi18798+76946+16946+118689(Top 64%)6879(Top 55%)6879(Top 120%)
25K15.53 mi2.42 mi18779+196938+86938+818788(Top 65%)7006(Top 56%)7006(Top 123%)
30K18.64 mi3.11 mi18621+1586891+476891+4718063(Top 62%)6712(Top 53%)6712(Top 117%)
20M20.00 mi1.36 mi18582+396888+36888+318407(Top 63%)6980(Top 55%)6980(Top 122%)
21M21.00 mi1.00 mi18863-2817065-1777065-17721976(Top 76%)8879(Top 71%)8879(Top 155%)
35K21.75 mi0.75 mi18828+357053+127053+1218382(Top 63%)7093(Top 56%)7093(Top 124%)
23M23.00 mi1.25 mi18839-117083-307083-3019026(Top 66%)7482(Top 59%)7482(Top 131%)
24M24.00 mi1.00 mi18826+137092-97092-918875(Top 65%)7454(Top 59%)7454(Top 130%)
40K24.85 mi0.85 mi18818+87102-107102-1018715(Top 64%)7429(Top 59%)7429(Top 130%)
25.2M25.20 mi0.35 mi18795+237098+47098+417945(Top 62%)7008(Top 56%)7008(Top 123%)
FINISH26.22 mi1.02 mi18814-197124-267124-2619098(Top 66%)7619(Top 61%)7619(Top 133%)

Segment Performance Analysis

10K→15K

0.0 - 3.1 mi

Top 63%
Γ—21
+97ft-345ft

Overall

18249

Females

6611

F18-39

6611

5K→10K

3.1 - 6.2 mi

Top 65%
Γ—5
+79ft-138ft

Overall

18942

Females

6995

F18-39

6995

10K→15K

6.2 - 9.3 mi

Top 63%
Γ—3
+67ft-78ft

Overall

18249

Females

6611

F18-39

6611

15K→20K

9.3 - 12.4 mi

Top 69%
Γ—5
+106ft-86ft

Overall

20014

Females

7632

F18-39

7632

20K→HALF

12.4 - 13.1 mi

Top 64%
Γ—2
+19ft-37ft

Overall

18689

Females

6879

F18-39

6879

HALF→25K

13.1 - 15.5 mi

Top 65%
Γ—4
+66ft-88ft

Overall

18788

Females

7006

F18-39

7006

25K→30K

15.5 - 18.6 mi

Top 62%
Γ—9
+181ft-148ft

Overall

18063

Females

6712

F18-39

6712

30K→20M

18.6 - 20.0 mi

Top 63%
Γ—5
+64ft-50ft

Overall

18407

Females

6980

F18-39

6980

20M→21M

20.0 - 21.0 mi

Top 76%
Γ—8
+106ft-24ft

Overall

21976

Females

8879

F18-39

8879

21M→35K

21.0 - 21.8 mi

Top 63%
Γ—7
+17ft-86ft

Overall

18382

Females

7093

F18-39

7093

35K→23M

21.8 - 23.0 mi

Top 66%
Γ—5
+23ft-63ft

Overall

19026

Females

7482

F18-39

7482

23M→24M

23.0 - 24.0 mi

Top 65%
Γ—6
+12ft-82ft

Overall

18875

Females

7454

F18-39

7454

24M→40K

24.0 - 24.9 mi

Top 64%
Γ—1
+6ft-20ft

Overall

18715

Females

7429

F18-39

7429

40K→25.2M

24.9 - 25.2 mi

Top 62%
Γ—1
+13ft-16ft

Overall

17945

Females

7008

F18-39

7008

25.2M→FINISH

25.2 - 26.2 mi

Top 66%
Γ—2
+22ft-21ft

Overall

19098

Females

7619

F18-39

7619

Passing

Athletes you passed and who passed you throughout the race

Passing Analysis

Category:
Athletes Passed
1337*
Passed By
1389
Net Change
-833
SegmentAthletes PassedPassed ByNet ChangeStart RankEnd Rank
Start β†’ 5K----#17981
5K β†’ 10K113200-483#17981#18464
10K β†’ 15K212*138+74#18464#18390
15K β†’ 20K64200-415#18390#18805
20K β†’ HALF3225+7#18805#18798
HALF β†’ 25K147128+19#18798#18779
25K β†’ 30K246*88+158#18779#18621
30K β†’ 20M11475+39#18621#18582
20M β†’ 21M25200-281#18582#18863
21M β†’ 35K7540+35#18863#18828
35K β†’ 23M8192-11#18828#18839
23M β†’ 24M6855+13#18839#18826
24M β†’ 40K6557+8#18826#18818
40K β†’ 25.2M3714+23#18818#18795
25.2M β†’ FINISH5877-19#18795#18814
TOTALS1337*1389-833

* 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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Export & Support

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