Public Race Data

Boston Athletic Association

Boston Athletic Association

Mika Timing

Mika Timing

Jimi Kim

Bib: 19791 β€’F β€’Age: N/A

Boston Marathon logo
0:00
0:00
/ mi
Masters
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Overall
#0 / 29021
Gender (Female)
#0 / 12578
Top 49%
Masters (Masters Women)
#0 / 6862
Top 37%
Age Group (F40-44)
#0 / 1737
Race Day Weather
51Β°/41Β°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
24:26
3.11 mi
Rank: #15978
Start β†’ 5K
24:26 | 7:52/mi
10K
48:48
6.21 mi
Rank: #15941 (+37)
5K β†’ 10K
24:22 | 7:51/mi
15K
1:13:09
9.32 mi
Rank: #15826 (+115)
10K β†’ 15K
24:21 | 7:51/mi
20K
1:38:06
12.43 mi
Rank: #15957 (-131)
15K β†’ 20K
24:57 | 8:02/mi
HALF
1:43:33
13.11 mi
Rank: #16026 (-69)
20K β†’ HALF
5:27 | 8:00/mi
25K
2:03:31
15.53 mi
Rank: #16202 (-176)
HALF β†’ 25K
19:58 | 8:14/mi
30K
2:30:41
18.64 mi
Rank: #16603 (-401)
25K β†’ 30K
27:10 | 8:45/mi
20M
2:43:05
20.00 mi
Rank: #16843 (-240)
30K β†’ 20M
12:24 | 9:08/mi
21M
2:52:55
21.00 mi
Rank: #17023 (-180)
20M β†’ 21M
9:50 | 9:50/mi
35K
2:59:32
21.75 mi
Rank: #17110 (-87)
21M β†’ 35K
6:37 | 8:51/mi
23M
3:10:54
23.00 mi
Rank: #17213 (-103)
35K β†’ 23M
11:22 | 9:05/mi
24M
3:19:29
24.00 mi
Rank: #17197 (+16)
23M β†’ 24M
8:35 | 8:35/mi
40K
3:26:44
24.85 mi
Rank: #17106 (+91)
24M β†’ 40K
7:15 | 8:29/mi
25.2M
3:30:00
25.20 mi
Rank: #17112 (-6)
40K β†’ 25.2M
3:16 | 9:29/mi
FINISH
3:38:39
26.22 mi
Rank: #17137 (-25)
25.2M β†’ FINISH
8:39 | 8:30/mi
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Splits & Pacing

Detailed breakdown of your race performance at each timing point

Half Splits

1st HalfFaster
via HALF
Distance13.11 mi
Time1:43:33
Pace7:54 /mi
2nd Half
Distance13.11 mi
Time1:55:06
Pace8:47 /mi
πŸ“ŠPositive Split: 11.2% slower second half

Checkpoint Splits

CheckpointDistanceTime of DayTimeAvg PaceSegment TimeSegment PaceDiff
5K
3.11 mi11:29:1824:267:5224:26
7:52
-
10K
6.21 mi11:53:4048:487:5224:22
7:51
-0:01
15K
9.32 mi12:18:011:13:097:5124:21
7:51
0:00
20K
12.43 mi12:42:581:38:067:5424:57
8:02
+0:11
HALF
13.11 mi12:48:251:43:337:545:27
8:00
-0:02
25K
15.53 mi13:08:232:03:317:5819:58
8:14
+0:14
30K
18.64 mi13:35:332:30:418:0627:10
8:45
+0:31
20M
20.00 mi13:47:572:43:058:1012:24
9:08
+0:23
21M
21.00 mi13:57:472:52:558:159:50
9:50
+0:42
35K
21.75 mi14:04:242:59:328:166:37
8:51
-0:59
23M
23.00 mi14:15:463:10:548:1911:22
9:05
+0:14
24M
24.00 mi14:24:213:19:298:198:35
8:35
-0:30
40K
24.85 mi14:31:363:26:448:207:15
8:29
-0:06
25.2M
25.20 mi14:34:523:30:008:213:16
9:29
+1:00
FINISH
26.22 mi14:43:313:38:398:218:39
8:30
-0:59

Checkpoint Splits Visualizations

Explore your race data through different visual perspectives. Scroll to discover each visualization.

πŸ“ˆPace 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

7:51 /mi

Average Pace

8:21 /mi

Slowest Pace

9:50 /mi

Loading chart...
Fastest
Middle
Slowest
Average

πŸ“ŠSegments

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

1:43:33

47% of race

Time at Steady Pace

1:11:37

33% of race

Time at Slower Pace

43:29

20% of race

Average Pace: 8:20 /mi

Loading chart...
Faster pace (< avg)
Steady pace (β‰ˆ 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 mi11:29:1824:267:5224:26
7:52
#15978
10K
6.21 mi11:53:4048:487:5224:22
7:51
#15941
15K
9.32 mi12:18:011:13:097:5124:21
7:51
#15826
20K
12.43 mi12:42:581:38:067:5424:57
8:02
#15957
HALF
13.11 mi12:48:251:43:337:545:27
8:00
#16026
25K
15.53 mi13:08:232:03:317:5819:58
8:14
#16202
30K
18.64 mi13:35:332:30:418:0627:10
8:45
#16603
20M
20.00 mi13:47:572:43:058:1012:24
9:08
#16843
21M
21.00 mi13:57:472:52:558:159:50
9:50
#17023
35K
21.75 mi14:04:242:59:328:166:37
8:51
#17110
23M
23.00 mi14:15:463:10:548:1911:22
9:05
#17213
24M
24.00 mi14:24:213:19:298:198:35
8:35
#17197
40K
24.85 mi14:31:363:26:448:207:15
8:29
#17106
25.2M
25.20 mi14:34:523:30:008:213:16
9:29
#17112
FINISH
26.22 mi14:43:313:38:398:218:39
8:30
#17137
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 mi159785298529815677(Top 54%)5158(Top 41%)5158(Top 297%)
10K6.21 mi3.10 mi15941+375291+75291+716018(Top 55%)5316(Top 42%)5316(Top 306%)
15K9.32 mi3.11 mi15826+1155227+645227+6415677(Top 54%)5158(Top 41%)5158(Top 297%)
20K12.43 mi3.11 mi15957-1315328-1015328-10116354(Top 56%)5585(Top 44%)5585(Top 322%)
HALF13.11 mi0.68 mi16026-695378-505378-5017137(Top 59%)5996(Top 48%)5996(Top 345%)
25K15.53 mi2.42 mi16202-1765487-1095487-10917033(Top 59%)6006(Top 48%)6006(Top 346%)
30K18.64 mi3.11 mi16603-4015758-2715758-27118281(Top 63%)6826(Top 54%)6826(Top 393%)
20M20.00 mi1.36 mi16843-2405885-1275885-12719558(Top 67%)7569(Top 60%)7569(Top 436%)
21M21.00 mi1.00 mi17023-1806005-1206005-12019876(Top 68%)7783(Top 62%)7783(Top 448%)
35K21.75 mi0.75 mi17110-876081-766081-7619362(Top 67%)7623(Top 61%)7623(Top 439%)
23M23.00 mi1.25 mi17213-1036158-776158-7718898(Top 65%)7421(Top 59%)7421(Top 427%)
24M24.00 mi1.00 mi17197+166177-196177-1917400(Top 60%)6684(Top 53%)6684(Top 385%)
40K24.85 mi0.85 mi17106+916147+306147+3015589(Top 54%)5735(Top 46%)5735(Top 330%)
25.2M25.20 mi0.35 mi17112-66158-116158-1117232(Top 59%)6631(Top 53%)6631(Top 382%)
FINISH26.22 mi1.02 mi17137-256196-386196-3818118(Top 62%)7107(Top 57%)7107(Top 409%)

Segment Performance Analysis

10K→15K

0.0 - 3.1 mi

Top 54%
Γ—21
+97ft-345ft

Overall

15677

Females

5158

F40-44

5158

5K→10K

3.1 - 6.2 mi

Top 55%
Γ—5
+79ft-138ft

Overall

16018

Females

5316

F40-44

5316

10K→15K

6.2 - 9.3 mi

Top 54%
Γ—3
+67ft-78ft

Overall

15677

Females

5158

F40-44

5158

15K→20K

9.3 - 12.4 mi

Top 56%
Γ—5
+106ft-86ft

Overall

16354

Females

5585

F40-44

5585

20K→HALF

12.4 - 13.1 mi

Top 59%
Γ—2
+19ft-37ft

Overall

17137

Females

5996

F40-44

5996

HALF→25K

13.1 - 15.5 mi

Top 59%
Γ—4
+66ft-88ft

Overall

17033

Females

6006

F40-44

6006

25K→30K

15.5 - 18.6 mi

Top 63%
Γ—9
+181ft-148ft

Overall

18281

Females

6826

F40-44

6826

30K→20M

18.6 - 20.0 mi

Top 67%
Γ—5
+64ft-50ft

Overall

19558

Females

7569

F40-44

7569

20M→21M

20.0 - 21.0 mi

Top 68%
Γ—8
+106ft-24ft

Overall

19876

Females

7783

F40-44

7783

21M→35K

21.0 - 21.8 mi

Top 67%
Γ—7
+17ft-86ft

Overall

19362

Females

7623

F40-44

7623

35K→23M

21.8 - 23.0 mi

Top 65%
Γ—5
+23ft-63ft

Overall

18898

Females

7421

F40-44

7421

23M→24M

23.0 - 24.0 mi

Top 60%
Γ—6
+12ft-82ft

Overall

17400

Females

6684

F40-44

6684

24M→40K

24.0 - 24.9 mi

Top 54%
Γ—1
+6ft-20ft

Overall

15589

Females

5735

F40-44

5735

40K→25.2M

24.9 - 25.2 mi

Top 59%
Γ—1
+13ft-16ft

Overall

17232

Females

6631

F40-44

6631

25.2M→FINISH

25.2 - 26.2 mi

Top 62%
Γ—2
+22ft-21ft

Overall

18118

Females

7107

F40-44

7107

Passing

Athletes you passed and who passed you throughout the race

Passing Analysis

Category:
Athletes Passed
1312*
Passed By
1928
Net Change
-1159
SegmentAthletes PassedPassed ByNet ChangeStart RankEnd Rank
Start β†’ 5K----#15978
5K β†’ 10K237*200+37#15978#15941
10K β†’ 15K266*151+115#15941#15826
15K β†’ 20K142200-131#15826#15957
20K β†’ HALF1483-69#15957#16026
HALF β†’ 25K104200-176#16026#16202
25K β†’ 30K94200-401#16202#16603
30K β†’ 20M29200-240#16603#16843
20M β†’ 21M46200-180#16843#17023
21M β†’ 35K36123-87#17023#17110
35K β†’ 23M75178-103#17110#17213
23M β†’ 24M7963+16#17213#17197
24M β†’ 40K11726+91#17197#17106
40K β†’ 25.2M2430-6#17106#17112
25.2M β†’ FINISH4974-25#17112#17137
TOTALS1312*1928-1159

* Includes athletes who did not complete a segment (DNF/DNQ).

πŸ“Š

Passing Analysis Visualizations

Explore your passing analysis through 5 different visualizations. Scroll to discover each one.

Time:
Category:

πŸ“ˆPosition Graph

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🎨Heatmap Timeline

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πŸ”„Passing Circle

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🌊Position Flow

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πŸƒRace Lanes

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Activity Data

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