Public Race Data

Boston Athletic Association

Boston Athletic Association

Mika Timing

Mika Timing

Ji Lyu

Bib: 20529 β€’F β€’Age: N/A

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Boston Marathon logo
0:00
0:00
/ mi
Masters
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Overall
#0 / 29021
Top 47%
Gender (Female)
#0 / 12578
Top 33%
Masters (Masters Women)
#0 / 6862
Top 17%
Age Group (F50-54)
#0 / 1233
Top 11%
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
24:22
3.11 mi
Rank: #15780
Start β†’ 5K
24:22 | 7:51/mi
10K
48:27
6.21 mi
Rank: #15453 (+327)
5K β†’ 10K
24:05 | 7:46/mi
15K
1:11:55
9.32 mi
Rank: #14682 (+771)
10K β†’ 15K
23:28 | 7:34/mi
20K
1:35:38
12.43 mi
Rank: #14277 (+405)
15K β†’ 20K
23:43 | 7:39/mi
HALF
1:40:44
13.11 mi
Rank: #14191 (+86)
20K β†’ HALF
5:06 | 7:29/mi
25K
1:59:23
15.53 mi
Rank: #13945 (+246)
HALF β†’ 25K
18:39 | 7:42/mi
30K
2:23:40
18.64 mi
Rank: #13584 (+361)
25K β†’ 30K
24:17 | 7:49/mi
20M
2:34:20
20.00 mi
Rank: #13424 (+160)
30K β†’ 20M
10:40 | 7:52/mi
21M
2:42:48
21.00 mi
Rank: #13364 (+60)
20M β†’ 21M
8:28 | 8:28/mi
35K
2:48:38
21.75 mi
Rank: #13336 (+28)
21M β†’ 35K
5:50 | 7:48/mi
23M
2:58:38
23.00 mi
Rank: #13250 (+86)
35K β†’ 23M
10:00 | 8:00/mi
24M
3:06:37
24.00 mi
Rank: #13243 (+7)
23M β†’ 24M
7:59 | 7:59/mi
40K
3:13:37
24.85 mi
Rank: #13239 (+4)
24M β†’ 40K
7:00 | 8:12/mi
25.2M
3:16:42
25.20 mi
Rank: #13255 (-16)
40K β†’ 25.2M
3:05 | 8:57/mi
FINISH
3:25:37
26.22 mi
Rank: #13583 (-328)
25.2M β†’ FINISH
8:55 | 8:45/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
Time1:40:44
Pace7:42 /mi
2nd Half
Distance13.11 mi
Time1:44:53
Pace8:01 /mi
πŸ“ŠPositive Split: 4.1% slower second half

Checkpoint Splits

CheckpointDistanceTime of DayTimeAvg PaceSegment TimeSegment PaceDiff
5K
3.11 mi11:09:1124:227:5124:22
7:51
-
10K
6.21 mi11:33:1648:277:4824:05
7:46
-0:05
15K
9.32 mi11:56:441:11:557:4323:28
7:34
-0:12
20K
12.43 mi12:20:271:35:387:4223:43
7:39
+0:05
HALF
13.11 mi12:25:331:40:447:425:06
7:29
-0:10
25K
15.53 mi12:44:121:59:237:4218:39
7:42
+0:13
30K
18.64 mi13:08:292:23:407:4324:17
7:49
+0:07
20M
20.00 mi13:19:092:34:207:4410:40
7:52
+0:03
21M
21.00 mi13:27:372:42:487:468:28
8:28
+0:36
35K
21.75 mi13:33:272:48:387:465:50
7:48
-0:40
23M
23.00 mi13:43:272:58:387:4710:00
8:00
+0:12
24M
24.00 mi13:51:263:06:377:477:59
7:59
-0:01
40K
24.85 mi13:58:263:13:377:487:00
8:12
+0:13
25.2M
25.20 mi14:01:313:16:427:493:05
8:57
+0:45
FINISH
26.22 mi14:10:263:25:377:518:55
8:45
-0:12

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

7:29 /mi

Average Pace

7:51 /mi

Slowest Pace

8:57 /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

3:05:09

90% of race

Time at Steady Pace

17:23

8% of race

Time at Slower Pace

3:05

1% of race

Average Pace: 7:51 /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 mi11:09:1124:227:5124:22
7:51
#15780
10K
6.21 mi11:33:1648:277:4824:05
7:46
#15453
15K
9.32 mi11:56:441:11:557:4323:28
7:34
#14682
20K
12.43 mi12:20:271:35:387:4223:43
7:39
#14277
HALF
13.11 mi12:25:331:40:447:425:06
7:29
#14191
25K
15.53 mi12:44:121:59:237:4218:39
7:42
#13945
30K
18.64 mi13:08:292:23:407:4324:17
7:49
#13584
20M
20.00 mi13:19:092:34:207:4410:40
7:52
#13424
21M
21.00 mi13:27:372:42:487:468:28
8:28
#13364
35K
21.75 mi13:33:272:48:387:465:50
7:48
#13336
23M
23.00 mi13:43:272:58:387:4710:00
8:00
#13250
24M
24.00 mi13:51:263:06:377:477:59
7:59
#13243
40K
24.85 mi13:58:263:13:377:487:00
8:12
#13239
25.2M
25.20 mi14:01:313:16:427:493:05
8:57
#13255
FINISH
26.22 mi14:10:263:25:377:518:55
8:45
#13583
Faster pace
Steady pace
Slower pace

Rankings

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

Checkpoint and Segment Rankings

CheckpointDistanceSeg. DistOverallFemalesF50-54Seg. OverallSeg. FemalesSeg. F50-54
5K3.11 mi3.11 mi157805171517113281(Top 46%)3742(Top 30%)3742(Top 303%)
10K6.21 mi3.10 mi15453+3274991+1804991+18015200(Top 52%)4828(Top 38%)4828(Top 392%)
15K9.32 mi3.11 mi14682+7714540+4514540+45113281(Top 46%)3742(Top 30%)3742(Top 303%)
20K12.43 mi3.11 mi14277+4054299+2414299+24113151(Top 45%)3748(Top 30%)3748(Top 304%)
HALF13.11 mi0.68 mi14191+864258+414258+4112958(Top 45%)3579(Top 28%)3579(Top 290%)
25K15.53 mi2.42 mi13945+2464127+1314127+13112989(Top 45%)3729(Top 30%)3729(Top 302%)
30K18.64 mi3.11 mi13584+3613964+1633964+16312112(Top 42%)3373(Top 27%)3373(Top 274%)
20M20.00 mi1.36 mi13424+1603909+553909+5511778(Top 41%)3295(Top 26%)3295(Top 267%)
21M21.00 mi1.00 mi13364+603896+133896+1312931(Top 45%)4017(Top 32%)4017(Top 326%)
35K21.75 mi0.75 mi13336+283903-73903-713072(Top 45%)4116(Top 33%)4116(Top 334%)
23M23.00 mi1.25 mi13250+863873+303873+3012418(Top 43%)3835(Top 30%)3835(Top 311%)
24M24.00 mi1.00 mi13243+73886-133886-1313666(Top 47%)4596(Top 37%)4596(Top 373%)
40K24.85 mi0.85 mi13239+43910-243910-2413706(Top 47%)4719(Top 38%)4719(Top 383%)
25.2M25.20 mi0.35 mi13255-163928-183928-1814412(Top 50%)5104(Top 41%)5104(Top 414%)
FINISH26.22 mi1.02 mi13583-3284142-2144142-21419413(Top 67%)7759(Top 62%)7759(Top 629%)

Segment Performance Analysis

10K→15K

0.0 - 3.1 mi

Top 46%
Γ—21
+97ft-345ft

Overall

13281

Females

3742

F50-54

3742

5K→10K

3.1 - 6.2 mi

Top 52%
Γ—5
+79ft-138ft

Overall

15200

Females

4828

F50-54

4828

10K→15K

6.2 - 9.3 mi

Top 46%
Γ—3
+67ft-78ft

Overall

13281

Females

3742

F50-54

3742

15K→20K

9.3 - 12.4 mi

Top 45%
Γ—5
+106ft-86ft

Overall

13151

Females

3748

F50-54

3748

20K→HALF

12.4 - 13.1 mi

Top 45%
Γ—2
+19ft-37ft

Overall

12958

Females

3579

F50-54

3579

HALF→25K

13.1 - 15.5 mi

Top 45%
Γ—4
+66ft-88ft

Overall

12989

Females

3729

F50-54

3729

25K→30K

15.5 - 18.6 mi

Top 42%
Γ—9
+181ft-148ft

Overall

12112

Females

3373

F50-54

3373

30K→20M

18.6 - 20.0 mi

Top 41%
Γ—5
+64ft-50ft

Overall

11778

Females

3295

F50-54

3295

20M→21M

20.0 - 21.0 mi

Top 45%
Γ—8
+106ft-24ft

Overall

12931

Females

4017

F50-54

4017

21M→35K

21.0 - 21.8 mi

Top 45%
Γ—7
+17ft-86ft

Overall

13072

Females

4116

F50-54

4116

35K→23M

21.8 - 23.0 mi

Top 43%
Γ—5
+23ft-63ft

Overall

12418

Females

3835

F50-54

3835

23M→24M

23.0 - 24.0 mi

Top 47%
Γ—6
+12ft-82ft

Overall

13666

Females

4596

F50-54

4596

24M→40K

24.0 - 24.9 mi

Top 47%
Γ—1
+6ft-20ft

Overall

13706

Females

4719

F50-54

4719

40K→25.2M

24.9 - 25.2 mi

Top 50%
Γ—1
+13ft-16ft

Overall

14412

Females

5104

F50-54

5104

25.2M→FINISH

25.2 - 26.2 mi

Top 67%
Γ—2
+22ft-21ft

Overall

19413

Females

7759

F50-54

7759

Passing

Athletes you passed and who passed you throughout the race

Passing Analysis

Category:
Athletes Passed
3133*
Passed By
793
Net Change
+2197
SegmentAthletes PassedPassed ByNet ChangeStart RankEnd Rank
Start β†’ 5K----#15780
5K β†’ 10K477*150+327#15780#15453
10K β†’ 15K794*23+771#15453#14682
15K β†’ 20K425*20+405#14682#14277
20K β†’ HALF915+86#14277#14191
HALF β†’ 25K274*28+246#14191#13945
25K β†’ 30K394*33+361#13945#13584
30K β†’ 20M17818+160#13584#13424
20M β†’ 21M11959+60#13424#13364
21M β†’ 35K7446+28#13364#13336
35K β†’ 23M13044+86#13336#13250
23M β†’ 24M6760+7#13250#13243
24M β†’ 40K6763+4#13243#13239
40K β†’ 25.2M2844-16#13239#13255
25.2M β†’ FINISH15200-328#13255#13583
TOTALS3133*793+2197

* 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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