Public Race Data

Boston Athletic Association

Boston Athletic Association

Mika Timing

Mika Timing

Keryn Lacivita

Bib: 20229FAge: N/A

MA

Boston Marathon logo
0:00
0:00
/ mi
Masters
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Overall
#0 / 29021
Gender (Female)
#0 / 12578
Masters (Masters Women)
#0 / 6862
Top 42%
Age Group (F40-44)
#0 / 1737
Race Day Weather
51°/41°F
overcast clouds

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
24:04
3.11 mi
Rank: #14990
Start5K
24:04 | 7:45/mi
10K
48:08
6.21 mi
Rank: #15048 (-58)
5K10K
24:04 | 7:45/mi
15K
1:12:15
9.32 mi
Rank: #15007 (+41)
10K15K
24:07 | 7:46/mi
20K
1:36:50
12.43 mi
Rank: #15102 (-95)
15K20K
24:35 | 7:55/mi
HALF
1:42:07
13.11 mi
Rank: #15103 (-1)
20KHALF
5:17 | 7:46/mi
25K
2:01:48
15.53 mi
Rank: #15268 (-165)
HALF25K
19:41 | 8:07/mi
30K
2:28:53
18.64 mi
Rank: #15884 (-616)
25K30K
27:05 | 8:44/mi
20M
2:41:21
20.00 mi
Rank: #16235 (-351)
30K20M
12:28 | 9:11/mi
21M
2:51:51
21.00 mi
Rank: #16694 (-459)
20M21M
10:30 | 10:30/mi
35K
2:58:25
21.75 mi
Rank: #16769 (-75)
21M35K
6:34 | 8:47/mi
23M
3:10:37
23.00 mi
Rank: #17119 (-350)
35K23M
12:12 | 9:45/mi
24M
3:20:28
24.00 mi
Rank: #17461 (-342)
23M24M
9:51 | 9:51/mi
40K
3:29:26
24.85 mi
Rank: #17810 (-349)
24M40K
8:58 | 10:30/mi
25.2M
3:33:28
25.20 mi
Rank: #17985 (-175)
40K25.2M
4:02 | 11:42/mi
FINISH
3:42:26
26.22 mi
Rank: #18056 (-71)
25.2MFINISH
8:58 | 8:48/mi

Splits & Pacing

Detailed breakdown of your race performance at each timing point

Half Splits

1st HalfFaster
via HALF
Distance13.11 mi
Time1:42:07
Pace7:48 /mi
2nd Half
Distance13.11 mi
Time2:00:19
Pace9:11 /mi
📊Positive Split: 17.8% slower second half

Checkpoint Splits

CheckpointDistanceTime of DayTimeAvg PaceSegment TimeSegment PaceDiff
5K
3.11 mi11:09:0124:047:4524:04
7:45
-
10K
6.21 mi11:33:0548:087:4524:04
7:45
0:00
15K
9.32 mi11:57:121:12:157:4624:07
7:46
+0:01
20K
12.43 mi12:21:471:36:507:4824:35
7:55
+0:09
HALF
13.11 mi12:27:041:42:077:485:17
7:46
-0:09
25K
15.53 mi12:46:452:01:487:5119:41
8:07
+0:21
30K
18.64 mi13:13:502:28:538:0027:05
8:44
+0:37
20M
20.00 mi13:26:182:41:218:0512:28
9:11
+0:27
21M
21.00 mi13:36:482:51:518:1210:30
10:30
+1:19
35K
21.75 mi13:43:222:58:258:136:34
8:47
-1:43
23M
23.00 mi13:55:343:10:378:1812:12
9:45
+0:58
24M
24.00 mi14:05:253:20:288:229:51
9:51
+0:06
40K
24.85 mi14:14:233:29:268:268:58
10:30
+0:39
25.2M
25.20 mi14:18:253:33:288:294:02
11:42
+1:12
FINISH
26.22 mi14:27:233:42:268:308:58
8:48
-2:54

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

7:45 /mi

Average Pace

8:29 /mi

Slowest Pace

11:42 /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

2:01:48

55% of race

Time at Steady Pace

55:05

25% of race

Time at Slower Pace

45:33

20% of race

Average Pace: 8:29 /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 mi11:09:0124:047:4524:04
7:45
#14990
10K
6.21 mi11:33:0548:087:4524:04
7:45
#15048
15K
9.32 mi11:57:121:12:157:4624:07
7:46
#15007
20K
12.43 mi12:21:471:36:507:4824:35
7:55
#15102
HALF
13.11 mi12:27:041:42:077:485:17
7:46
#15103
25K
15.53 mi12:46:452:01:487:5119:41
8:07
#15268
30K
18.64 mi13:13:502:28:538:0027:05
8:44
#15884
20M
20.00 mi13:26:182:41:218:0512:28
9:11
#16235
21M
21.00 mi13:36:482:51:518:1210:30
10:30
#16694
35K
21.75 mi13:43:222:58:258:136:34
8:47
#16769
23M
23.00 mi13:55:343:10:378:1812:12
9:45
#17119
24M
24.00 mi14:05:253:20:288:229:51
9:51
#17461
40K
24.85 mi14:14:233:29:268:268:58
10:30
#17810
25.2M
25.20 mi14:18:253:33:288:294:02
11:42
#17985
FINISH
26.22 mi14:27:233:42:268:308:58
8:48
#18056
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 mi149904681468115056(Top 52%)4781(Top 38%)4781(Top 275%)
10K6.21 mi3.10 mi15048-584754-734754-7315161(Top 52%)4812(Top 38%)4812(Top 277%)
15K9.32 mi3.11 mi15007+414738+164738+1615056(Top 52%)4781(Top 38%)4781(Top 275%)
20K12.43 mi3.11 mi15102-954808-704808-7015464(Top 53%)5071(Top 40%)5071(Top 292%)
HALF13.11 mi0.68 mi15103-14805+34805+315280(Top 53%)4916(Top 39%)4916(Top 283%)
25K15.53 mi2.42 mi15268-1654923-1184923-11816273(Top 56%)5576(Top 44%)5576(Top 321%)
30K18.64 mi3.11 mi15884-6165334-4115334-41118134(Top 62%)6744(Top 54%)6744(Top 388%)
20M20.00 mi1.36 mi16235-3515562-2285562-22819781(Top 68%)7695(Top 61%)7695(Top 443%)
21M21.00 mi1.00 mi16694-4595825-2635825-26321975(Top 76%)8878(Top 71%)8878(Top 511%)
35K21.75 mi0.75 mi16769-755883-585883-5819006(Top 65%)7429(Top 59%)7429(Top 428%)
23M23.00 mi1.25 mi17119-3506108-2256108-22521405(Top 74%)8684(Top 69%)8684(Top 500%)
24M24.00 mi1.00 mi17461-3426331-2236331-22322388(Top 77%)9226(Top 73%)9226(Top 531%)
40K24.85 mi0.85 mi17810-3496544-2136544-21323177(Top 80%)9708(Top 77%)9708(Top 559%)
25.2M25.20 mi0.35 mi17985-1756649-1056649-10523895(Top 82%)10078(Top 80%)10078(Top 580%)
FINISH26.22 mi1.02 mi18056-716693-446693-4419647(Top 68%)7902(Top 63%)7902(Top 455%)

Segment Performance Analysis

10K→15K

0.0 - 3.1 mi

Top 52%
×21
+97ft-345ft

Overall

15056

Females

4781

F40-44

4781

5K→10K

3.1 - 6.2 mi

Top 52%
×5
+79ft-138ft

Overall

15161

Females

4812

F40-44

4812

10K→15K

6.2 - 9.3 mi

Top 52%
×3
+67ft-78ft

Overall

15056

Females

4781

F40-44

4781

15K→20K

9.3 - 12.4 mi

Top 53%
×5
+106ft-86ft

Overall

15464

Females

5071

F40-44

5071

20K→HALF

12.4 - 13.1 mi

Top 53%
×2
+19ft-37ft

Overall

15280

Females

4916

F40-44

4916

HALF→25K

13.1 - 15.5 mi

Top 56%
×4
+66ft-88ft

Overall

16273

Females

5576

F40-44

5576

25K→30K

15.5 - 18.6 mi

Top 62%
×9
+181ft-148ft

Overall

18134

Females

6744

F40-44

6744

30K→20M

18.6 - 20.0 mi

Top 68%
×5
+64ft-50ft

Overall

19781

Females

7695

F40-44

7695

20M→21M

20.0 - 21.0 mi

Top 76%
×8
+106ft-24ft

Overall

21975

Females

8878

F40-44

8878

21M→35K

21.0 - 21.8 mi

Top 65%
×7
+17ft-86ft

Overall

19006

Females

7429

F40-44

7429

35K→23M

21.8 - 23.0 mi

Top 74%
×5
+23ft-63ft

Overall

21405

Females

8684

F40-44

8684

23M→24M

23.0 - 24.0 mi

Top 77%
×6
+12ft-82ft

Overall

22388

Females

9226

F40-44

9226

24M→40K

24.0 - 24.9 mi

Top 80%
×1
+6ft-20ft

Overall

23177

Females

9708

F40-44

9708

40K→25.2M

24.9 - 25.2 mi

Top 82%
×1
+13ft-16ft

Overall

23895

Females

10078

F40-44

10078

25.2M→FINISH

25.2 - 26.2 mi

Top 68%
×2
+22ft-21ft

Overall

19647

Females

7902

F40-44

7902

Passing

Athletes you passed and who passed you throughout the race

Passing Analysis

Category:
Athletes Passed
959*
Passed By
2435
Net Change
-3066
SegmentAthletes PassedPassed ByNet ChangeStart RankEnd Rank
Start → 5K----#14990
5K10K200200-58#14990#15048
10K15K229*188+41#15048#15007
15K20K139200-95#15007#15102
20KHALF3738-1#15102#15103
HALF25K88200-165#15103#15268
25K30K70200-616#15268#15884
30K20M28200-351#15884#16235
20M21M22200-459#16235#16694
21M35K39114-75#16694#16769
35K23M33200-350#16769#17119
23M24M13200-342#17119#17461
24M40K12200-349#17461#17810
40K25.2M3178-175#17810#17985
25.2MFINISH46117-71#17985#18056
TOTALS959*2435-3066

* 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

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