Public Race Data

Boston Athletic Association

Boston Athletic Association

Mika Timing

Mika Timing

Anna Slagle

Bib: 16995FAge: N/A

TN

Boston Marathon logo
0:00
0:00
/ mi
Masters
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Overall
#0 / 29021
Top 41%
Gender (Female)
#0 / 12578
Top 26%
Masters (Masters Women)
#0 / 6862
Top 10%
Age Group (F40-44)
#0 / 1737
Top 23%
Race Day Weather
51°/41°F
overcast clouds
Personalized for Anna

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 · 6:57/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
24:24
3.11 mi
Rank: #15877
Start5K
24:24 | 7:52/mi
10K
48:43
6.21 mi
Rank: #15828 (+49)
5K10K
24:19 | 7:50/mi
15K
1:12:52
9.32 mi
Rank: #15561 (+267)
10K15K
24:09 | 7:47/mi
20K
1:36:51
12.43 mi
Rank: #15106 (+455)
15K20K
23:59 | 7:44/mi
HALF
1:42:04
13.11 mi
Rank: #15061 (+45)
20KHALF
5:13 | 7:40/mi
25K
2:00:44
15.53 mi
Rank: #14698 (+363)
HALF25K
18:40 | 7:42/mi
30K
2:24:42
18.64 mi
Rank: #14034 (+664)
25K30K
23:58 | 7:43/mi
20M
2:34:56
20.00 mi
Rank: #13649 (+385)
30K20M
10:14 | 7:33/mi
21M
2:42:35
21.00 mi
Rank: #13273 (+376)
20M21M
7:39 | 7:39/mi
35K
2:48:04
21.75 mi
Rank: #13132 (+141)
21M35K
5:29 | 7:20/mi
23M
2:57:19
23.00 mi
Rank: #12805 (+327)
35K23M
9:15 | 7:24/mi
24M
3:04:29
24.00 mi
Rank: #12579 (+226)
23M24M
7:10 | 7:10/mi
40K
3:10:30
24.85 mi
Rank: #12282 (+297)
24M40K
6:01 | 7:03/mi
25.2M
3:13:07
25.20 mi
Rank: #12145 (+137)
40K25.2M
2:37 | 7:36/mi
FINISH
3:20:12
26.22 mi
Rank: #11917 (+228)
25.2MFINISH
7:05 | 6:58/mi

Splits & Pacing

Detailed breakdown of your race performance at each timing point

Half Splits

1st Half
via HALF
Distance13.11 mi
Time1:42:04
Pace7:48 /mi
2nd Half✓ Faster
Distance13.11 mi
Time1:38:08
Pace7:30 /mi
📊Negative Split: 3.9% faster second half

Checkpoint Splits

CheckpointDistanceTime of DayTimeAvg PaceSegment TimeSegment PaceDiff
5K
3.11 mi11:05:4524:247:5224:24
7:52
-
10K
6.21 mi11:30:0448:437:5124:19
7:50
-0:02
15K
9.32 mi11:54:131:12:527:5024:09
7:47
-0:03
20K
12.43 mi12:18:121:36:517:4823:59
7:44
-0:03
HALF
13.11 mi12:23:251:42:047:485:13
7:40
-0:04
25K
15.53 mi12:42:052:00:447:4718:40
7:42
+0:02
30K
18.64 mi13:06:032:24:427:4623:58
7:43
+0:01
20M
20.00 mi13:16:172:34:567:4510:14
7:33
-0:10
21M
21.00 mi13:23:562:42:357:457:39
7:39
+0:06
35K
21.75 mi13:29:252:48:047:445:29
7:20
-0:19
23M
23.00 mi13:38:402:57:197:439:15
7:24
+0:04
24M
24.00 mi13:45:503:04:297:427:10
7:10
-0:14
40K
24.85 mi13:51:513:10:307:406:01
7:03
-0:07
25.2M
25.20 mi13:54:283:13:077:402:37
7:36
+0:33
FINISH
26.22 mi14:01:333:20:127:397:05
6:58
-0:38

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

6:58 /mi

Average Pace

7:38 /mi

Slowest Pace

7:52 /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

55:30

28% of race

Time at Steady Pace

2:24:42

72% of race

Time at Slower Pace

0:00

0% of race

Average Pace: 7:38 /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 mi11:05:4524:247:5224:24
7:52
#15877
10K
6.21 mi11:30:0448:437:5124:19
7:50
#15828
15K
9.32 mi11:54:131:12:527:5024:09
7:47
#15561
20K
12.43 mi12:18:121:36:517:4823:59
7:44
#15106
HALF
13.11 mi12:23:251:42:047:485:13
7:40
#15061
25K
15.53 mi12:42:052:00:447:4718:40
7:42
#14698
30K
18.64 mi13:06:032:24:427:4623:58
7:43
#14034
20M
20.00 mi13:16:172:34:567:4510:14
7:33
#13649
21M
21.00 mi13:23:562:42:357:457:39
7:39
#13273
35K
21.75 mi13:29:252:48:047:445:29
7:20
#13132
23M
23.00 mi13:38:402:57:197:439:15
7:24
#12805
24M
24.00 mi13:45:503:04:297:427:10
7:10
#12579
40K
24.85 mi13:51:513:10:307:406:01
7:03
#12282
25.2M
25.20 mi13:54:283:13:077:402:37
7:36
#12145
FINISH
26.22 mi14:01:333:20:127:397:05
6:58
#11917
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 mi158775229522915117(Top 52%)4811(Top 38%)4811(Top 277%)
10K6.21 mi3.10 mi15828+495218+115218+1115872(Top 55%)5224(Top 42%)5224(Top 301%)
15K9.32 mi3.11 mi15561+2675073+1455073+14515117(Top 52%)4811(Top 38%)4811(Top 277%)
20K12.43 mi3.11 mi15106+4554810+2634810+26313886(Top 48%)4153(Top 33%)4153(Top 239%)
HALF13.11 mi0.68 mi15061+454777+334777+3314331(Top 49%)4324(Top 34%)4324(Top 249%)
25K15.53 mi2.42 mi14698+3634577+2004577+20013020(Top 45%)3740(Top 30%)3740(Top 215%)
30K18.64 mi3.11 mi14034+6644217+3604217+36011365(Top 39%)2959(Top 24%)2959(Top 170%)
20M20.00 mi1.36 mi13649+3854026+1914026+1919386(Top 32%)2105(Top 17%)2105(Top 121%)
21M21.00 mi1.00 mi13273+3763850+1763850+1767562(Top 26%)1445(Top 11%)1445(Top 83%)
35K21.75 mi0.75 mi13132+1413778+723778+729617(Top 33%)2327(Top 19%)2327(Top 134%)
23M23.00 mi1.25 mi12805+3273619+1593619+1598128(Top 28%)1714(Top 14%)1714(Top 99%)
24M24.00 mi1.00 mi12579+2263522+973522+977700(Top 27%)1609(Top 13%)1609(Top 93%)
40K24.85 mi0.85 mi12282+2973383+1393383+1395775(Top 20%)936(Top 7%)936(Top 54%)
25.2M25.20 mi0.35 mi12145+1373321+623321+625886(Top 20%)1059(Top 8%)1059(Top 61%)
FINISH26.22 mi1.02 mi11917+2283222+993222+997227(Top 25%)1583(Top 13%)1583(Top 91%)

Segment Performance Analysis

10K→15K

0.0 - 3.1 mi

Top 52%
×21
+97ft-345ft

Overall

15117

Females

4811

F40-44

4811

5K→10K

3.1 - 6.2 mi

Top 55%
×5
+79ft-138ft

Overall

15872

Females

5224

F40-44

5224

10K→15K

6.2 - 9.3 mi

Top 52%
×3
+67ft-78ft

Overall

15117

Females

4811

F40-44

4811

15K→20K

9.3 - 12.4 mi

Top 48%
×5
+106ft-86ft

Overall

13886

Females

4153

F40-44

4153

20K→HALF

12.4 - 13.1 mi

Top 49%
×2
+19ft-37ft

Overall

14331

Females

4324

F40-44

4324

HALF→25K

13.1 - 15.5 mi

Top 45%
×4
+66ft-88ft

Overall

13020

Females

3740

F40-44

3740

25K→30K

15.5 - 18.6 mi

Top 39%
×9
+181ft-148ft

Overall

11365

Females

2959

F40-44

2959

30K→20M

18.6 - 20.0 mi

Top 32%
×5
+64ft-50ft

Overall

9386

Females

2105

F40-44

2105

20M→21M

20.0 - 21.0 mi

Top 26%
×8
+106ft-24ft

Overall

7562

Females

1445

F40-44

1445

21M→35K

21.0 - 21.8 mi

Top 33%
×7
+17ft-86ft

Overall

9617

Females

2327

F40-44

2327

35K→23M

21.8 - 23.0 mi

Top 28%
×5
+23ft-63ft

Overall

8128

Females

1714

F40-44

1714

23M→24M

23.0 - 24.0 mi

Top 27%
×6
+12ft-82ft

Overall

7700

Females

1609

F40-44

1609

24M→40K

24.0 - 24.9 mi

Top 20%
×1
+6ft-20ft

Overall

5775

Females

936

F40-44

936

40K→25.2M

24.9 - 25.2 mi

Top 20%
×1
+13ft-16ft

Overall

5886

Females

1059

F40-44

1059

25.2M→FINISH

25.2 - 26.2 mi

Top 25%
×2
+22ft-21ft

Overall

7227

Females

1583

F40-44

1583

Passing

Athletes you passed and who passed you throughout the race

Passing Analysis

Category:
Athletes Passed
4326*
Passed By
366
Net Change
+3960
SegmentAthletes PassedPassed ByNet ChangeStart RankEnd Rank
Start → 5K----#15877
5K10K249*200+49#15877#15828
10K15K357*90+267#15828#15561
15K20K477*22+455#15561#15106
20KHALF6520+45#15106#15061
HALF25K376*13+363#15061#14698
25K30K672*8+664#14698#14034
30K20M386*1+385#14034#13649
20M21M376*0+376#13649#13273
21M35K1443+141#13273#13132
35K23M328*1+327#13132#12805
23M24M228*2+226#12805#12579
24M40K298*1+297#12579#12282
40K25.2M1370+137#12282#12145
25.2MFINISH233*5+228#12145#11917
TOTALS4326*366+3960

* 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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