Public Race Data

Boston Athletic Association

Boston Athletic Association

Mika Timing

Mika Timing

Aliz Barrera

Bib: 18693FAge: N/A

IA

Boston Marathon logo
0:00
0:00
/ mi
Masters
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Overall
#0 / 29021
Top 46%
Gender (Female)
#0 / 12578
Top 32%
Masters (Masters Women)
#0 / 6862
Top 16%
Age Group (F40-44)
#0 / 1737
Top 35%
Race Day Weather
51°/41°F
overcast clouds
Personalized for Aliz

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 · 7:09/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
23:58
3.11 mi
Rank: #14689
Start5K
23:58 | 7:43/mi
10K
48:09
6.21 mi
Rank: #15059 (-370)
5K10K
24:11 | 7:48/mi
15K
1:12:14
9.32 mi
Rank: #14984 (+75)
10K15K
24:05 | 7:46/mi
20K
1:36:44
12.43 mi
Rank: #15030 (-46)
15K20K
24:30 | 7:54/mi
HALF
1:41:58
13.11 mi
Rank: #14991 (+39)
20KHALF
5:14 | 7:41/mi
25K
2:01:12
15.53 mi
Rank: #14958 (+33)
HALF25K
19:14 | 7:56/mi
30K
2:26:05
18.64 mi
Rank: #14659 (+299)
25K30K
24:53 | 8:01/mi
20M
2:36:53
20.00 mi
Rank: #14471 (+188)
30K20M
10:48 | 7:58/mi
21M
2:45:12
21.00 mi
Rank: #14284 (+187)
20M21M
8:19 | 8:19/mi
35K
2:50:59
21.75 mi
Rank: #14205 (+79)
21M35K
5:47 | 7:44/mi
23M
3:00:37
23.00 mi
Rank: #13944 (+261)
35K23M
9:38 | 7:42/mi
24M
3:08:07
24.00 mi
Rank: #13766 (+178)
23M24M
7:30 | 7:30/mi
40K
3:14:43
24.85 mi
Rank: #13631 (+135)
24M40K
6:36 | 7:44/mi
25.2M
3:17:29
25.20 mi
Rank: #13528 (+103)
40K25.2M
2:46 | 8:02/mi
FINISH
3:24:46
26.22 mi
Rank: #13302 (+226)
25.2MFINISH
7:17 | 7:09/mi

Splits & Pacing

Detailed breakdown of your race performance at each timing point

Half Splits

1st Half⚖️ Balanced
via HALF
Distance13.11 mi
Time1:41:58
Pace7:47 /mi
2nd Half⚖️ Balanced
Distance13.11 mi
Time1:42:48
Pace7:51 /mi
📊Even Split: Consistent pacing between halves

Checkpoint Splits

CheckpointDistanceTime of DayTimeAvg PaceSegment TimeSegment PaceDiff
5K
3.11 mi11:28:5923:587:4323:58
7:43
-
10K
6.21 mi11:53:1048:097:4524:11
7:48
+0:05
15K
9.32 mi12:17:151:12:147:4524:05
7:46
-0:02
20K
12.43 mi12:41:451:36:447:4824:30
7:54
+0:08
HALF
13.11 mi12:46:591:41:587:475:14
7:41
-0:13
25K
15.53 mi13:06:132:01:127:4919:14
7:56
+0:15
30K
18.64 mi13:31:062:26:057:5124:53
8:01
+0:05
20M
20.00 mi13:41:542:36:537:5110:48
7:58
-0:03
21M
21.00 mi13:50:132:45:127:538:19
8:19
+0:21
35K
21.75 mi13:56:002:50:597:525:47
7:44
-0:35
23M
23.00 mi14:05:383:00:377:529:38
7:42
-0:02
24M
24.00 mi14:13:083:08:077:517:30
7:30
-0:12
40K
24.85 mi14:19:443:14:437:516:36
7:44
+0:14
25.2M
25.20 mi14:22:303:17:297:512:46
8:02
+0:18
FINISH
26.22 mi14:29:473:24:467:497:17
7:09
-0:53

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

7:09 /mi

Average Pace

7:49 /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

1:54:16

56% of race

Time at Steady Pace

1:30:30

44% of race

Time at Slower Pace

0:00

0% of race

Average Pace: 7:49 /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 mi11:28:5923:587:4323:58
7:43
#14689
10K
6.21 mi11:53:1048:097:4524:11
7:48
#15059
15K
9.32 mi12:17:151:12:147:4524:05
7:46
#14984
20K
12.43 mi12:41:451:36:447:4824:30
7:54
#15030
HALF
13.11 mi12:46:591:41:587:475:14
7:41
#14991
25K
15.53 mi13:06:132:01:127:4919:14
7:56
#14958
30K
18.64 mi13:31:062:26:057:5124:53
8:01
#14659
20M
20.00 mi13:41:542:36:537:5110:48
7:58
#14471
21M
21.00 mi13:50:132:45:127:538:19
8:19
#14284
35K
21.75 mi13:56:002:50:597:525:47
7:44
#14205
23M
23.00 mi14:05:383:00:377:529:38
7:42
#13944
24M
24.00 mi14:13:083:08:077:517:30
7:30
#13766
40K
24.85 mi14:19:443:14:437:516:36
7:44
#13631
25.2M
25.20 mi14:22:303:17:297:512:46
8:02
#13528
FINISH
26.22 mi14:29:473:24:467:497:17
7:09
#13302
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 mi146894477447714943(Top 51%)4705(Top 37%)4705(Top 271%)
10K6.21 mi3.10 mi15059-3704763-2864763-28615492(Top 53%)5000(Top 40%)5000(Top 288%)
15K9.32 mi3.11 mi14984+754719+444719+4414943(Top 51%)4705(Top 37%)4705(Top 271%)
20K12.43 mi3.11 mi15030-464761-424761-4215196(Top 52%)4910(Top 39%)4910(Top 283%)
HALF13.11 mi0.68 mi14991+394734+274734+2714584(Top 50%)4471(Top 36%)4471(Top 257%)
25K15.53 mi2.42 mi14958+334718+164718+1614847(Top 51%)4780(Top 38%)4780(Top 275%)
30K18.64 mi3.11 mi14659+2994586+1324586+13213546(Top 47%)4150(Top 33%)4150(Top 239%)
20M20.00 mi1.36 mi14471+1884498+884498+8812499(Top 43%)3674(Top 29%)3674(Top 212%)
21M21.00 mi1.00 mi14284+1874408+904408+9012011(Top 41%)3538(Top 28%)3538(Top 204%)
35K21.75 mi0.75 mi14205+794387+214387+2112577(Top 43%)3851(Top 31%)3851(Top 222%)
23M23.00 mi1.25 mi13944+2614270+1174270+11710325(Top 36%)2772(Top 22%)2772(Top 160%)
24M24.00 mi1.00 mi13766+1784193+774193+7710146(Top 35%)2752(Top 22%)2752(Top 158%)
40K24.85 mi0.85 mi13631+1354136+574136+5710512(Top 36%)3021(Top 24%)3021(Top 174%)
25.2M25.20 mi0.35 mi13528+1034088+484088+488643(Top 30%)2217(Top 18%)2217(Top 128%)
FINISH26.22 mi1.02 mi13302+2263992+963992+968771(Top 30%)2292(Top 18%)2292(Top 132%)

Segment Performance Analysis

10K→15K

0.0 - 3.1 mi

Top 51%
×21
+97ft-345ft

Overall

14943

Females

4705

F40-44

4705

5K→10K

3.1 - 6.2 mi

Top 53%
×5
+79ft-138ft

Overall

15492

Females

5000

F40-44

5000

10K→15K

6.2 - 9.3 mi

Top 51%
×3
+67ft-78ft

Overall

14943

Females

4705

F40-44

4705

15K→20K

9.3 - 12.4 mi

Top 52%
×5
+106ft-86ft

Overall

15196

Females

4910

F40-44

4910

20K→HALF

12.4 - 13.1 mi

Top 50%
×2
+19ft-37ft

Overall

14584

Females

4471

F40-44

4471

HALF→25K

13.1 - 15.5 mi

Top 51%
×4
+66ft-88ft

Overall

14847

Females

4780

F40-44

4780

25K→30K

15.5 - 18.6 mi

Top 47%
×9
+181ft-148ft

Overall

13546

Females

4150

F40-44

4150

30K→20M

18.6 - 20.0 mi

Top 43%
×5
+64ft-50ft

Overall

12499

Females

3674

F40-44

3674

20M→21M

20.0 - 21.0 mi

Top 41%
×8
+106ft-24ft

Overall

12011

Females

3538

F40-44

3538

21M→35K

21.0 - 21.8 mi

Top 43%
×7
+17ft-86ft

Overall

12577

Females

3851

F40-44

3851

35K→23M

21.8 - 23.0 mi

Top 36%
×5
+23ft-63ft

Overall

10325

Females

2772

F40-44

2772

23M→24M

23.0 - 24.0 mi

Top 35%
×6
+12ft-82ft

Overall

10146

Females

2752

F40-44

2752

24M→40K

24.0 - 24.9 mi

Top 36%
×1
+6ft-20ft

Overall

10512

Females

3021

F40-44

3021

40K→25.2M

24.9 - 25.2 mi

Top 30%
×1
+13ft-16ft

Overall

8643

Females

2217

F40-44

2217

25.2M→FINISH

25.2 - 26.2 mi

Top 30%
×2
+22ft-21ft

Overall

8771

Females

2292

F40-44

2292

Passing

Athletes you passed and who passed you throughout the race

Passing Analysis

Category:
Athletes Passed
2549*
Passed By
835
Net Change
+1387
SegmentAthletes PassedPassed ByNet ChangeStart RankEnd Rank
Start → 5K----#14689
5K10K155200-370#14689#15059
10K15K246*171+75#15059#14984
15K20K156200-46#14984#15030
20KHALF5617+39#15030#14991
HALF25K156123+33#14991#14958
25K30K353*54+299#14958#14659
30K20M202*14+188#14659#14471
20M21M209*22+187#14471#14284
21M35K9314+79#14284#14205
35K23M267*6+261#14205#13944
23M24M1835+178#13944#13766
24M40K1405+135#13766#13631
40K25.2M1030+103#13631#13528
25.2MFINISH230*4+226#13528#13302
TOTALS2549*835+1387

* 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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Activity Data

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