Public Race Data

Boston Athletic Association

Boston Athletic Association

Mika Timing

Mika Timing

Sara Swann

Bib: 21112FAge: N/A

GA

Boston Marathon logo
0:00
0:00
/ mi
Masters
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Overall
#0 / 29021
Gender (Female)
#0 / 12578
Top 39%
Masters (Masters Women)
#0 / 6862
Top 24%
Age Group (F45-49)
#0 / 1786
Top 27%
Race Day Weather
51°/41°F
overcast clouds
Personalized for Sara

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 · 7:16/mi at mile 26.2

Your report includes

  • Race Overview
  • Pacing & Splits
  • Performance Analysis
  • Segment Analysis
  • Passing Analysis
  • Improvement Opportunities
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
25:00
3.11 mi
Rank: #17271
Start5K
25:00 | 8:03/mi
10K
50:09
6.21 mi
Rank: #17595 (-324)
5K10K
25:09 | 8:06/mi
15K
1:15:18
9.32 mi
Rank: #17623 (-28)
10K15K
25:09 | 8:06/mi
20K
1:40:23
12.43 mi
Rank: #17373 (+250)
15K20K
25:05 | 8:05/mi
HALF
1:45:48
13.11 mi
Rank: #17328 (+45)
20KHALF
5:25 | 7:57/mi
25K
2:05:21
15.53 mi
Rank: #17065 (+263)
HALF25K
19:33 | 8:04/mi
30K
2:30:26
18.64 mi
Rank: #16513 (+552)
25K30K
25:05 | 8:05/mi
20M
2:41:26
20.00 mi
Rank: #16261 (+252)
30K20M
11:00 | 8:06/mi
21M
2:49:37
21.00 mi
Rank: #15956 (+305)
20M21M
8:11 | 8:11/mi
35K
2:55:17
21.75 mi
Rank: #15773 (+183)
21M35K
5:40 | 7:35/mi
23M
3:05:14
23.00 mi
Rank: #15531 (+242)
35K23M
9:57 | 7:58/mi
24M
3:13:01
24.00 mi
Rank: #15392 (+139)
23M24M
7:47 | 7:47/mi
40K
3:19:40
24.85 mi
Rank: #15193 (+199)
24M40K
6:39 | 7:47/mi
25.2M
3:22:32
25.20 mi
Rank: #15096 (+97)
40K25.2M
2:52 | 8:19/mi
FINISH
3:29:56
26.22 mi
Rank: #14914 (+182)
25.2MFINISH
7:24 | 7:16/mi

Splits & Pacing

Detailed breakdown of your race performance at each timing point

Half Splits

1st Half
via HALF
Distance13.11 mi
Time1:45:48
Pace8:05 /mi
2nd Half✓ Faster
Distance13.11 mi
Time1:44:08
Pace7:57 /mi
📊Negative Split: 1.6% faster second half

Checkpoint Splits

CheckpointDistanceTime of DayTimeAvg PaceSegment TimeSegment PaceDiff
5K
3.11 mi11:11:1325:008:0325:00
8:03
-
10K
6.21 mi11:36:2250:098:0525:09
8:06
+0:03
15K
9.32 mi12:01:311:15:188:0525:09
8:06
0:00
20K
12.43 mi12:26:361:40:238:0525:05
8:05
-0:01
HALF
13.11 mi12:32:011:45:488:055:25
7:57
-0:08
25K
15.53 mi12:51:342:05:218:0519:33
8:04
+0:07
30K
18.64 mi13:16:392:30:268:0525:05
8:05
+0:01
20M
20.00 mi13:27:392:41:268:0511:00
8:06
+0:01
21M
21.00 mi13:35:502:49:378:058:11
8:11
+0:05
35K
21.75 mi13:41:302:55:178:045:40
7:35
-0:36
23M
23.00 mi13:51:273:05:148:049:57
7:58
+0:23
24M
24.00 mi13:59:143:13:018:037:47
7:47
-0:11
40K
24.85 mi14:05:533:19:408:026:39
7:47
0:00
25.2M
25.20 mi14:08:453:22:328:032:52
8:19
+0:32
FINISH
26.22 mi14:16:093:29:568:017:24
7:16
-1:03

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

7:16 /mi

Average Pace

8:01 /mi

Slowest Pace

8:19 /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

42:52

20% of race

Time at Steady Pace

2:47:04

80% of race

Time at Slower Pace

0:00

0% of race

Average Pace: 8:00 /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 mi11:11:1325:008:0325:00
8:03
#17271
10K
6.21 mi11:36:2250:098:0525:09
8:06
#17595
15K
9.32 mi12:01:311:15:188:0525:09
8:06
#17623
20K
12.43 mi12:26:361:40:238:0525:05
8:05
#17373
HALF
13.11 mi12:32:011:45:488:055:25
7:57
#17328
25K
15.53 mi12:51:342:05:218:0519:33
8:04
#17065
30K
18.64 mi13:16:392:30:268:0525:05
8:05
#16513
20M
20.00 mi13:27:392:41:268:0511:00
8:06
#16261
21M
21.00 mi13:35:502:49:378:058:11
8:11
#15956
35K
21.75 mi13:41:302:55:178:045:40
7:35
#15773
23M
23.00 mi13:51:273:05:148:049:57
7:58
#15531
24M
24.00 mi13:59:143:13:018:037:47
7:47
#15392
40K
24.85 mi14:05:533:19:408:026:39
7:47
#15193
25.2M
25.20 mi14:08:453:22:328:032:52
8:19
#15096
FINISH
26.22 mi14:16:093:29:568:017:24
7:16
#14914
Faster pace
Steady pace
Slower pace

Rankings

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

Checkpoint and Segment Rankings

CheckpointDistanceSeg. DistOverallFemalesF45-49Seg. OverallSeg. FemalesSeg. F45-49
5K3.11 mi3.11 mi172716069606917669(Top 61%)6287(Top 50%)6287(Top 352%)
10K6.21 mi3.10 mi17595-3246253-1846253-18417944(Top 62%)6447(Top 51%)6447(Top 361%)
15K9.32 mi3.11 mi17623-286279-266279-2617669(Top 61%)6287(Top 50%)6287(Top 352%)
20K12.43 mi3.11 mi17373+2506147+1326147+13216668(Top 57%)5744(Top 46%)5744(Top 322%)
HALF13.11 mi0.68 mi17328+456126+216126+2116728(Top 58%)5735(Top 46%)5735(Top 321%)
25K15.53 mi2.42 mi17065+2635978+1485978+14815869(Top 55%)5340(Top 42%)5340(Top 299%)
30K18.64 mi3.11 mi16513+5525703+2755703+27514052(Top 48%)4434(Top 35%)4434(Top 248%)
20M20.00 mi1.36 mi16261+2525575+1285575+12813564(Top 47%)4276(Top 34%)4276(Top 239%)
21M21.00 mi1.00 mi15956+3055412+1635412+16311140(Top 38%)3068(Top 24%)3068(Top 172%)
35K21.75 mi0.75 mi15773+1835315+975315+9711472(Top 40%)3272(Top 26%)3272(Top 183%)
23M23.00 mi1.25 mi15531+2425204+1115204+11112164(Top 42%)3699(Top 29%)3699(Top 207%)
24M24.00 mi1.00 mi15392+1395144+605144+6012221(Top 42%)3842(Top 31%)3842(Top 215%)
40K24.85 mi0.85 mi15193+1995043+1015043+10110926(Top 38%)3239(Top 26%)3239(Top 181%)
25.2M25.20 mi0.35 mi15096+974998+454998+4510557(Top 36%)3137(Top 25%)3137(Top 176%)
FINISH26.22 mi1.02 mi14914+1824908+904908+909640(Top 33%)2686(Top 21%)2686(Top 150%)

Segment Performance Analysis

10K→15K

0.0 - 3.1 mi

Top 61%
×21
+97ft-345ft

Overall

17669

Females

6287

F45-49

6287

5K→10K

3.1 - 6.2 mi

Top 62%
×5
+79ft-138ft

Overall

17944

Females

6447

F45-49

6447

10K→15K

6.2 - 9.3 mi

Top 61%
×3
+67ft-78ft

Overall

17669

Females

6287

F45-49

6287

15K→20K

9.3 - 12.4 mi

Top 57%
×5
+106ft-86ft

Overall

16668

Females

5744

F45-49

5744

20K→HALF

12.4 - 13.1 mi

Top 58%
×2
+19ft-37ft

Overall

16728

Females

5735

F45-49

5735

HALF→25K

13.1 - 15.5 mi

Top 55%
×4
+66ft-88ft

Overall

15869

Females

5340

F45-49

5340

25K→30K

15.5 - 18.6 mi

Top 48%
×9
+181ft-148ft

Overall

14052

Females

4434

F45-49

4434

30K→20M

18.6 - 20.0 mi

Top 47%
×5
+64ft-50ft

Overall

13564

Females

4276

F45-49

4276

20M→21M

20.0 - 21.0 mi

Top 38%
×8
+106ft-24ft

Overall

11140

Females

3068

F45-49

3068

21M→35K

21.0 - 21.8 mi

Top 40%
×7
+17ft-86ft

Overall

11472

Females

3272

F45-49

3272

35K→23M

21.8 - 23.0 mi

Top 42%
×5
+23ft-63ft

Overall

12164

Females

3699

F45-49

3699

23M→24M

23.0 - 24.0 mi

Top 42%
×6
+12ft-82ft

Overall

12221

Females

3842

F45-49

3842

24M→40K

24.0 - 24.9 mi

Top 38%
×1
+6ft-20ft

Overall

10926

Females

3239

F45-49

3239

40K→25.2M

24.9 - 25.2 mi

Top 36%
×1
+13ft-16ft

Overall

10557

Females

3137

F45-49

3137

25.2M→FINISH

25.2 - 26.2 mi

Top 33%
×2
+22ft-21ft

Overall

9640

Females

2686

F45-49

2686

Passing

Athletes you passed and who passed you throughout the race

Passing Analysis

Category:
Athletes Passed
3165*
Passed By
544
Net Change
+2357
SegmentAthletes PassedPassed ByNet ChangeStart RankEnd Rank
Start → 5K----#17271
5K10K140200-324#17271#17595
10K15K170198-28#17595#17623
15K20K302*52+250#17623#17373
20KHALF6217+45#17373#17328
HALF25K289*26+263#17328#17065
25K30K567*15+552#17065#16513
30K20M258*6+252#16513#16261
20M21M305*0+305#16261#15956
21M35K1863+183#15956#15773
35K23M252*10+242#15773#15531
23M24M1445+139#15531#15392
24M40K205*6+199#15392#15193
40K25.2M981+97#15193#15096
25.2MFINISH1875+182#15096#14914
TOTALS3165*544+2357

* 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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