Public Race Data

Boston Athletic Association

Boston Athletic Association

Mika Timing

Mika Timing

Sarah Bell

Bib: 21698FAge: N/A

OR

Boston Marathon logo
0:00
0:00
/ mi
Masters
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Overall
#0 / 29021
Gender (Female)
#0 / 12578
Top 48%
Masters (Masters Women)
#0 / 6862
Top 35%
Age Group (F45-49)
#0 / 1786
Top 45%
Race Day Weather
51°/41°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 · 7:55/mi at mile 13.1

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
25:32
3.11 mi
Rank: #18340
Start5K
25:32 | 8:14/mi
10K
50:24
6.21 mi
Rank: #17842 (+498)
5K10K
24:52 | 8:01/mi
15K
1:15:15
9.32 mi
Rank: #17584 (+258)
10K15K
24:51 | 8:00/mi
20K
1:40:39
12.43 mi
Rank: #17508 (+76)
15K20K
25:24 | 8:11/mi
HALF
1:46:03
13.11 mi
Rank: #17469 (+39)
20KHALF
5:24 | 7:56/mi
25K
2:05:54
15.53 mi
Rank: #17299 (+170)
HALF25K
19:51 | 8:12/mi
30K
2:32:07
18.64 mi
Rank: #17105 (+194)
25K30K
26:13 | 8:27/mi
20M
2:43:35
20.00 mi
Rank: #17006 (+99)
30K20M
11:28 | 8:27/mi
21M
2:52:29
21.00 mi
Rank: #16889 (+117)
20M21M
8:54 | 8:54/mi
35K
2:58:45
21.75 mi
Rank: #16875 (+14)
21M35K
6:16 | 8:23/mi
23M
3:09:29
23.00 mi
Rank: #16810 (+65)
35K23M
10:44 | 8:35/mi
24M
3:18:02
24.00 mi
Rank: #16814 (-4)
23M24M
8:33 | 8:33/mi
40K
3:25:26
24.85 mi
Rank: #16793 (+21)
24M40K
7:24 | 8:40/mi
25.2M
3:28:47
25.20 mi
Rank: #16797 (-4)
40K25.2M
3:21 | 9:43/mi
FINISH
3:37:19
26.22 mi
Rank: #16813 (-16)
25.2MFINISH
8:32 | 8:23/mi

Splits & Pacing

Detailed breakdown of your race performance at each timing point

Half Splits

1st HalfFaster
via HALF
Distance13.11 mi
Time1:46:03
Pace8:06 /mi
2nd Half
Distance13.11 mi
Time1:51:16
Pace8:30 /mi
📊Positive Split: 4.9% slower second half

Checkpoint Splits

CheckpointDistanceTime of DayTimeAvg PaceSegment TimeSegment PaceDiff
5K
3.11 mi11:28:3525:328:1425:32
8:14
-
10K
6.21 mi11:53:2750:248:0724:52
8:01
-0:13
15K
9.32 mi12:18:181:15:158:0524:51
8:00
-0:01
20K
12.43 mi12:43:421:40:398:0625:24
8:11
+0:11
HALF
13.11 mi12:49:061:46:038:065:24
7:56
-0:15
25K
15.53 mi13:08:572:05:548:0719:51
8:12
+0:16
30K
18.64 mi13:35:102:32:078:1026:13
8:27
+0:15
20M
20.00 mi13:46:382:43:358:1111:28
8:27
0:00
21M
21.00 mi13:55:322:52:298:138:54
8:54
+0:27
35K
21.75 mi14:01:482:58:458:146:16
8:23
-0:31
23M
23.00 mi14:12:323:09:298:1510:44
8:35
+0:12
24M
24.00 mi14:21:053:18:028:168:33
8:33
-0:02
40K
24.85 mi14:28:293:25:268:167:24
8:40
+0:07
25.2M
25.20 mi14:31:503:28:478:183:21
9:43
+1:03
FINISH
26.22 mi14:40:223:37:198:188:32
8:23
-1:20

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

7:56 /mi

Average Pace

8:18 /mi

Slowest Pace

9:43 /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

55:07

25% of race

Time at Steady Pace

2:22:33

66% of race

Time at Slower Pace

19:39

9% of race

Average Pace: 8:17 /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 mi11:28:3525:328:1425:32
8:14
#18340
10K
6.21 mi11:53:2750:248:0724:52
8:01
#17842
15K
9.32 mi12:18:181:15:158:0524:51
8:00
#17584
20K
12.43 mi12:43:421:40:398:0625:24
8:11
#17508
HALF
13.11 mi12:49:061:46:038:065:24
7:56
#17469
25K
15.53 mi13:08:572:05:548:0719:51
8:12
#17299
30K
18.64 mi13:35:102:32:078:1026:13
8:27
#17105
20M
20.00 mi13:46:382:43:358:1111:28
8:27
#17006
21M
21.00 mi13:55:322:52:298:138:54
8:54
#16889
35K
21.75 mi14:01:482:58:458:146:16
8:23
#16875
23M
23.00 mi14:12:323:09:298:1510:44
8:35
#16810
24M
24.00 mi14:21:053:18:028:168:33
8:33
#16814
40K
24.85 mi14:28:293:25:268:167:24
8:40
#16793
25.2M
25.20 mi14:31:503:28:478:183:21
9:43
#16797
FINISH
26.22 mi14:40:223:37:198:188:32
8:23
#16813
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 mi183406700670017018(Top 59%)5922(Top 47%)5922(Top 332%)
10K6.21 mi3.10 mi17842+4986400+3006400+30017279(Top 60%)6078(Top 48%)6078(Top 340%)
15K9.32 mi3.11 mi17584+2586259+1416259+14117018(Top 59%)5922(Top 47%)5922(Top 332%)
20K12.43 mi3.11 mi17508+766218+416218+4117345(Top 60%)6122(Top 49%)6122(Top 343%)
HALF13.11 mi0.68 mi17469+396195+236195+2316606(Top 57%)5698(Top 45%)5698(Top 319%)
25K15.53 mi2.42 mi17299+1706106+896106+8916713(Top 58%)5831(Top 46%)5831(Top 326%)
30K18.64 mi3.11 mi17105+1946019+876019+8716509(Top 57%)5819(Top 46%)5819(Top 326%)
20M20.00 mi1.36 mi17006+995979+405979+4015878(Top 55%)5576(Top 44%)5576(Top 312%)
21M21.00 mi1.00 mi16889+1175932+475932+4715605(Top 54%)5482(Top 44%)5482(Top 307%)
35K21.75 mi0.75 mi16875+145942-105942-1016934(Top 58%)6288(Top 50%)6288(Top 352%)
23M23.00 mi1.25 mi16810+655937+55937+516191(Top 56%)5956(Top 47%)5956(Top 333%)
24M24.00 mi1.00 mi16814-45955-185955-1817187(Top 59%)6575(Top 52%)6575(Top 368%)
40K24.85 mi0.85 mi16793+215961-65961-616625(Top 57%)6314(Top 50%)6314(Top 354%)
25.2M25.20 mi0.35 mi16797-45975-145975-1418292(Top 63%)7184(Top 57%)7184(Top 402%)
FINISH26.22 mi1.02 mi16813-166008-336008-3317480(Top 60%)6766(Top 54%)6766(Top 379%)

Segment Performance Analysis

10K→15K

0.0 - 3.1 mi

Top 59%
×21
+97ft-345ft

Overall

17018

Females

5922

F45-49

5922

5K→10K

3.1 - 6.2 mi

Top 60%
×5
+79ft-138ft

Overall

17279

Females

6078

F45-49

6078

10K→15K

6.2 - 9.3 mi

Top 59%
×3
+67ft-78ft

Overall

17018

Females

5922

F45-49

5922

15K→20K

9.3 - 12.4 mi

Top 60%
×5
+106ft-86ft

Overall

17345

Females

6122

F45-49

6122

20K→HALF

12.4 - 13.1 mi

Top 57%
×2
+19ft-37ft

Overall

16606

Females

5698

F45-49

5698

HALF→25K

13.1 - 15.5 mi

Top 58%
×4
+66ft-88ft

Overall

16713

Females

5831

F45-49

5831

25K→30K

15.5 - 18.6 mi

Top 57%
×9
+181ft-148ft

Overall

16509

Females

5819

F45-49

5819

30K→20M

18.6 - 20.0 mi

Top 55%
×5
+64ft-50ft

Overall

15878

Females

5576

F45-49

5576

20M→21M

20.0 - 21.0 mi

Top 54%
×8
+106ft-24ft

Overall

15605

Females

5482

F45-49

5482

21M→35K

21.0 - 21.8 mi

Top 58%
×7
+17ft-86ft

Overall

16934

Females

6288

F45-49

6288

35K→23M

21.8 - 23.0 mi

Top 56%
×5
+23ft-63ft

Overall

16191

Females

5956

F45-49

5956

23M→24M

23.0 - 24.0 mi

Top 59%
×6
+12ft-82ft

Overall

17187

Females

6575

F45-49

6575

24M→40K

24.0 - 24.9 mi

Top 57%
×1
+6ft-20ft

Overall

16625

Females

6314

F45-49

6314

40K→25.2M

24.9 - 25.2 mi

Top 63%
×1
+13ft-16ft

Overall

18292

Females

7184

F45-49

7184

25.2M→FINISH

25.2 - 26.2 mi

Top 60%
×2
+22ft-21ft

Overall

17480

Females

6766

F45-49

6766

Passing

Athletes you passed and who passed you throughout the race

Passing Analysis

Category:
Athletes Passed
2405*
Passed By
878
Net Change
+1527
SegmentAthletes PassedPassed ByNet ChangeStart RankEnd Rank
Start → 5K----#18340
5K10K601*103+498#18340#17842
10K15K334*76+258#17842#17584
15K20K208*132+76#17584#17508
20KHALF5516+39#17508#17469
HALF25K216*46+170#17469#17299
25K30K297*103+194#17299#17105
30K20M13435+99#17105#17006
20M21M14427+117#17006#16889
21M35K6349+14#16889#16875
35K23M12964+65#16875#16810
23M24M7175-4#16810#16814
24M40K7049+21#16814#16793
40K25.2M3034-4#16793#16797
25.2MFINISH5369-16#16797#16813
TOTALS2405*878+1527

* 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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