Public Race Data

Boston Athletic Association

Boston Athletic Association

Mika Timing

Mika Timing

Sarah Lancour

Bib: 15873 β€’F β€’Age: N/A

WI

Boston Marathon logo
0:00
0:00
/ mi
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Overall
#0 / 29021
Top 45%
Gender (Female)
#0 / 12578
Top 30%
Age Group (F18-39)
#0 / 5716
Top 49%
Race Day Weather
51Β°/41Β°F
overcast clouds
Personalized for Sarah

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· 7:14/mi at mile 13.1

Your report includes

  • Race Overview
  • Pacing & Splits
  • Performance Analysis
  • Segment Analysis
  • Passing Analysis
  • Improvement Opportunities
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
23:16
3.11 mi
Rank: #12699
Start β†’ 5K
23:16 | 7:30/mi
10K
46:23
6.21 mi
Rank: #12544 (+155)
5K β†’ 10K
23:07 | 7:27/mi
15K
1:09:16
9.32 mi
Rank: #12204 (+340)
10K β†’ 15K
22:53 | 7:22/mi
20K
1:32:04
12.43 mi
Rank: #11808 (+396)
15K β†’ 20K
22:48 | 7:21/mi
HALF
1:37:00
13.11 mi
Rank: #11750 (+58)
20K β†’ HALF
4:56 | 7:15/mi
25K
1:54:53
15.53 mi
Rank: #11525 (+225)
HALF β†’ 25K
17:53 | 7:23/mi
30K
2:18:40
18.64 mi
Rank: #11375 (+150)
25K β†’ 30K
23:47 | 7:40/mi
20M
2:29:26
20.00 mi
Rank: #11425 (-50)
30K β†’ 20M
10:46 | 7:56/mi
21M
2:37:57
21.00 mi
Rank: #11487 (-62)
20M β†’ 21M
8:31 | 8:31/mi
35K
2:43:57
21.75 mi
Rank: #11597 (-110)
21M β†’ 35K
6:00 | 8:02/mi
23M
2:54:24
23.00 mi
Rank: #11779 (-182)
35K β†’ 23M
10:27 | 8:22/mi
24M
3:02:48
24.00 mi
Rank: #12000 (-221)
23M β†’ 24M
8:24 | 8:24/mi
40K
3:11:18
24.85 mi
Rank: #12542 (-542)
24M β†’ 40K
8:30 | 9:57/mi
25.2M
3:14:30
25.20 mi
Rank: #12601 (-59)
40K β†’ 25.2M
3:12 | 9:17/mi
FINISH
3:23:46
26.22 mi
Rank: #12995 (-394)
25.2M β†’ FINISH
9:16 | 9:06/mi

Splits & Pacing

Detailed breakdown of your race performance at each timing point

Half Splits

1st HalfFaster
via HALF
Distance13.11 mi
Time1:37:00
Pace7:24 /mi
2nd Half
Distance13.11 mi
Time1:46:46
Pace8:09 /mi
πŸ“ŠPositive Split: 10.1% slower second half

Checkpoint Splits

CheckpointDistanceTime of DayTimeAvg PaceSegment TimeSegment PaceDiff
5K
3.11 mi10:55:1723:167:3023:16
7:30
-
10K
6.21 mi11:18:2446:237:2823:07
7:27
-0:03
15K
9.32 mi11:41:171:09:167:2622:53
7:22
-0:05
20K
12.43 mi12:04:051:32:047:2522:48
7:21
-0:01
HALF
13.11 mi12:09:011:37:007:244:56
7:15
-0:06
25K
15.53 mi12:26:541:54:537:2417:53
7:23
+0:08
30K
18.64 mi12:50:412:18:407:2723:47
7:40
+0:17
20M
20.00 mi13:01:272:29:267:2910:46
7:56
+0:16
21M
21.00 mi13:09:582:37:577:328:31
8:31
+0:35
35K
21.75 mi13:15:582:43:577:336:00
8:02
-0:29
23M
23.00 mi13:26:252:54:247:3510:27
8:22
+0:20
24M
24.00 mi13:34:493:02:487:388:24
8:24
+0:02
40K
24.85 mi13:43:193:11:187:428:30
9:57
+1:33
25.2M
25.20 mi13:46:313:14:307:443:12
9:17
-0:40
FINISH
26.22 mi13:55:473:23:467:479:16
9:06
-0:11

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

7:15 /mi

Average Pace

7:47 /mi

Slowest Pace

9:57 /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

1:54:53

56% of race

Time at Steady Pace

40:33

20% of race

Time at Slower Pace

48:20

24% of race

Average Pace: 7:46 /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 mi10:55:1723:167:3023:16
7:30
#12699
10K
6.21 mi11:18:2446:237:2823:07
7:27
#12544
15K
9.32 mi11:41:171:09:167:2622:53
7:22
#12204
20K
12.43 mi12:04:051:32:047:2522:48
7:21
#11808
HALF
13.11 mi12:09:011:37:007:244:56
7:15
#11750
25K
15.53 mi12:26:541:54:537:2417:53
7:23
#11525
30K
18.64 mi12:50:412:18:407:2723:47
7:40
#11375
20M
20.00 mi13:01:272:29:267:2910:46
7:56
#11425
21M
21.00 mi13:09:582:37:577:328:31
8:31
#11487
35K
21.75 mi13:15:582:43:577:336:00
8:02
#11597
23M
23.00 mi13:26:252:54:247:3510:27
8:22
#11779
24M
24.00 mi13:34:493:02:487:388:24
8:24
#12000
40K
24.85 mi13:43:193:11:187:428:30
9:57
#12542
25.2M
25.20 mi13:46:313:14:307:443:12
9:17
#12601
FINISH
26.22 mi13:55:473:23:467:479:16
9:06
#12995
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 mi126993319331911664(Top 40%)2841(Top 23%)2841(Top 50%)
10K6.21 mi3.10 mi12544+1553250+693250+6912443(Top 43%)3226(Top 26%)3226(Top 56%)
15K9.32 mi3.11 mi12204+3403085+1653085+16511664(Top 40%)2841(Top 23%)2841(Top 50%)
20K12.43 mi3.11 mi11808+3962891+1942891+19410560(Top 36%)2344(Top 19%)2344(Top 41%)
HALF13.11 mi0.68 mi11750+582864+272864+2710750(Top 37%)2374(Top 19%)2374(Top 42%)
25K15.53 mi2.42 mi11525+2252776+882776+8810396(Top 36%)2344(Top 19%)2344(Top 41%)
30K18.64 mi3.11 mi11375+1502734+422734+4210911(Top 38%)2722(Top 22%)2722(Top 48%)
20M20.00 mi1.36 mi11425-502787-532787-5312324(Top 42%)3575(Top 28%)3575(Top 63%)
21M21.00 mi1.00 mi11487-622830-432830-4313232(Top 46%)4173(Top 33%)4173(Top 73%)
35K21.75 mi0.75 mi11597-1102912-822912-8214635(Top 50%)4972(Top 40%)4972(Top 87%)
23M23.00 mi1.25 mi11779-1823044-1323044-13214796(Top 51%)5160(Top 41%)5160(Top 90%)
24M24.00 mi1.00 mi12000-2213204-1603204-16016322(Top 56%)6072(Top 48%)6072(Top 106%)
40K24.85 mi0.85 mi12542-5423520-3163520-31621771(Top 75%)8986(Top 71%)8986(Top 157%)
25.2M25.20 mi0.35 mi12601-593566-463566-4616222(Top 56%)6058(Top 48%)6058(Top 106%)
FINISH26.22 mi1.02 mi12995-3943812-2463812-24620906(Top 72%)8522(Top 68%)8522(Top 149%)

Segment Performance Analysis

10K→15K

0.0 - 3.1 mi

Top 40%
Γ—21
+97ft-345ft

Overall

11664

Females

2841

F18-39

2841

5K→10K

3.1 - 6.2 mi

Top 43%
Γ—5
+79ft-138ft

Overall

12443

Females

3226

F18-39

3226

10K→15K

6.2 - 9.3 mi

Top 40%
Γ—3
+67ft-78ft

Overall

11664

Females

2841

F18-39

2841

15K→20K

9.3 - 12.4 mi

Top 36%
Γ—5
+106ft-86ft

Overall

10560

Females

2344

F18-39

2344

20K→HALF

12.4 - 13.1 mi

Top 37%
Γ—2
+19ft-37ft

Overall

10750

Females

2374

F18-39

2374

HALF→25K

13.1 - 15.5 mi

Top 36%
Γ—4
+66ft-88ft

Overall

10396

Females

2344

F18-39

2344

25K→30K

15.5 - 18.6 mi

Top 38%
Γ—9
+181ft-148ft

Overall

10911

Females

2722

F18-39

2722

30K→20M

18.6 - 20.0 mi

Top 42%
Γ—5
+64ft-50ft

Overall

12324

Females

3575

F18-39

3575

20M→21M

20.0 - 21.0 mi

Top 46%
Γ—8
+106ft-24ft

Overall

13232

Females

4173

F18-39

4173

21M→35K

21.0 - 21.8 mi

Top 50%
Γ—7
+17ft-86ft

Overall

14635

Females

4972

F18-39

4972

35K→23M

21.8 - 23.0 mi

Top 51%
Γ—5
+23ft-63ft

Overall

14796

Females

5160

F18-39

5160

23M→24M

23.0 - 24.0 mi

Top 56%
Γ—6
+12ft-82ft

Overall

16322

Females

6072

F18-39

6072

24M→40K

24.0 - 24.9 mi

Top 75%
Γ—1
+6ft-20ft

Overall

21771

Females

8986

F18-39

8986

40K→25.2M

24.9 - 25.2 mi

Top 56%
Γ—1
+13ft-16ft

Overall

16222

Females

6058

F18-39

6058

25.2M→FINISH

25.2 - 26.2 mi

Top 72%
Γ—2
+22ft-21ft

Overall

20906

Females

8522

F18-39

8522

Passing

Athletes you passed and who passed you throughout the race

Passing Analysis

Category:
Athletes Passed
2054*
Passed By
1691
Net Change
-296
SegmentAthletes PassedPassed ByNet ChangeStart RankEnd Rank
Start β†’ 5K----#12699
5K β†’ 10K352*197+155#12699#12544
10K β†’ 15K396*56+340#12544#12204
15K β†’ 20K416*20+396#12204#11808
20K β†’ HALF635+58#11808#11750
HALF β†’ 25K248*23+225#11750#11525
25K β†’ 30K264*114+150#11525#11375
30K β†’ 20M74124-50#11375#11425
20M β†’ 21M69131-62#11425#11487
21M β†’ 35K33143-110#11487#11597
35K β†’ 23M59200-182#11597#11779
23M β†’ 24M37200-221#11779#12000
24M β†’ 40K9200-542#12000#12542
40K β†’ 25.2M1978-59#12542#12601
25.2M β†’ FINISH15200-394#12601#12995
TOTALS2054*1691-296

* 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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