Public Race Data

Boston Athletic Association

Boston Athletic Association

Mika Timing

Mika Timing

In Leng Lok

Bib: 24417 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
Masters (Masters Women)
#0 / 6862
Top 47%
Age Group (F55-59)
#0 / 951
Top 26%
Race Day Weather
51Β°/41Β°F
overcast clouds
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Race Performance Report

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Your Race Performance Report includes:
  • Fatigue & pacing analysis
  • Finish time optimization
  • Qualification readiness
  • Segment-by-segment breakdown
  • Personalized race insights
  • Downloadable athlete report
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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
25:43
3.11 mi
Rank: #18744
Start β†’ 5K
25:43 | 8:17/mi
10K
51:26
6.21 mi
Rank: #18902 (-158)
5K β†’ 10K
25:43 | 8:17/mi
15K
1:17:22
9.32 mi
Rank: #19022 (-120)
10K β†’ 15K
25:56 | 8:21/mi
20K
1:43:41
12.43 mi
Rank: #19036 (-14)
15K β†’ 20K
26:19 | 8:29/mi
HALF
1:49:23
13.11 mi
Rank: #19055 (-19)
20K β†’ HALF
5:42 | 8:22/mi
25K
2:10:21
15.53 mi
Rank: #19117 (-62)
HALF β†’ 25K
20:58 | 8:39/mi
30K
2:38:02
18.64 mi
Rank: #19067 (+50)
25K β†’ 30K
27:41 | 8:55/mi
20M
2:50:24
20.00 mi
Rank: #19113 (-46)
30K β†’ 20M
12:22 | 9:07/mi
21M
2:59:58
21.00 mi
Rank: #19086 (+27)
20M β†’ 21M
9:34 | 9:34/mi
35K
3:06:21
21.75 mi
Rank: #19020 (+66)
21M β†’ 35K
6:23 | 8:32/mi
23M
3:17:23
23.00 mi
Rank: #18914 (+106)
35K β†’ 23M
11:02 | 8:49/mi
24M
3:26:11
24.00 mi
Rank: #18893 (+21)
23M β†’ 24M
8:48 | 8:48/mi
40K
3:33:48
24.85 mi
Rank: #18843 (+50)
24M β†’ 40K
7:37 | 8:55/mi
25.2M
3:37:03
25.20 mi
Rank: #18816 (+27)
40K β†’ 25.2M
3:15 | 9:26/mi
FINISH
3:45:33
26.22 mi
Rank: #18767 (+49)
25.2M β†’ FINISH
8:30 | 8:21/mi

Splits & Pacing

Detailed breakdown of your race performance at each timing point

Half Splits

1st HalfFaster
via HALF
Distance13.11 mi
Time1:49:23
Pace8:21 /mi
2nd Half
Distance13.11 mi
Time1:56:10
Pace8:52 /mi
πŸ“ŠPositive Split: 6.2% slower second half

Checkpoint Splits

CheckpointDistanceTime of DayTimeAvg PaceSegment TimeSegment PaceDiff
5K
3.11 mi11:28:3325:438:1725:43
8:17
-
10K
6.21 mi11:54:1651:268:1725:43
8:17
0:00
15K
9.32 mi12:20:121:17:228:1925:56
8:21
+0:04
20K
12.43 mi12:46:311:43:418:2126:19
8:29
+0:08
HALF
13.11 mi12:52:131:49:238:215:42
8:22
-0:07
25K
15.53 mi13:13:112:10:218:2420:58
8:39
+0:17
30K
18.64 mi13:40:522:38:028:2927:41
8:55
+0:16
20M
20.00 mi13:53:142:50:248:3212:22
9:07
+0:12
21M
21.00 mi14:02:482:59:588:359:34
9:34
+0:27
35K
21.75 mi14:09:113:06:218:356:23
8:32
-1:02
23M
23.00 mi14:20:133:17:238:3511:02
8:49
+0:17
24M
24.00 mi14:29:013:26:118:368:48
8:48
-0:01
40K
24.85 mi14:36:383:33:488:377:37
8:55
+0:07
25.2M
25.20 mi14:39:533:37:038:373:15
9:26
+0:31
FINISH
26.22 mi14:48:233:45:338:378:30
8:21
-1:05

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

8:17 /mi

Average Pace

8:37 /mi

Slowest Pace

9:34 /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

3:20:22

89% of race

Time at Steady Pace

25:11

11% of race

Time at Slower Pace

0:00

0% of race

Average Pace: 8:36 /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 mi11:28:3325:438:1725:43
8:17
#18744
10K
6.21 mi11:54:1651:268:1725:43
8:17
#18902
15K
9.32 mi12:20:121:17:228:1925:56
8:21
#19022
20K
12.43 mi12:46:311:43:418:2126:19
8:29
#19036
HALF
13.11 mi12:52:131:49:238:215:42
8:22
#19055
25K
15.53 mi13:13:112:10:218:2420:58
8:39
#19117
30K
18.64 mi13:40:522:38:028:2927:41
8:55
#19067
20M
20.00 mi13:53:142:50:248:3212:22
9:07
#19113
21M
21.00 mi14:02:482:59:588:359:34
9:34
#19086
35K
21.75 mi14:09:113:06:218:356:23
8:32
#19020
23M
23.00 mi14:20:133:17:238:3511:02
8:49
#18914
24M
24.00 mi14:29:013:26:118:368:48
8:48
#18893
40K
24.85 mi14:36:383:33:488:377:37
8:55
#18843
25.2M
25.20 mi14:39:533:37:038:373:15
9:26
#18816
FINISH
26.22 mi14:48:233:45:338:378:30
8:21
#18767
Faster pace
Steady pace
Slower pace

Rankings

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

Checkpoint and Segment Rankings

CheckpointDistanceSeg. DistOverallFemalesF55-59Seg. OverallSeg. FemalesSeg. F55-59
5K3.11 mi3.11 mi187446934693419284(Top 66%)7201(Top 57%)7201(Top 757%)
10K6.21 mi3.10 mi18902-1587013-797013-7919043(Top 66%)7050(Top 56%)7050(Top 741%)
15K9.32 mi3.11 mi19022-1207068-557068-5519284(Top 66%)7201(Top 57%)7201(Top 757%)
20K12.43 mi3.11 mi19036-147079-117079-1119141(Top 66%)7145(Top 57%)7145(Top 751%)
HALF13.11 mi0.68 mi19055-197086-77086-719454(Top 67%)7291(Top 58%)7291(Top 767%)
25K15.53 mi2.42 mi19117-627140-547140-5419444(Top 67%)7372(Top 59%)7372(Top 775%)
30K18.64 mi3.11 mi19067+507142-27142-219136(Top 66%)7285(Top 58%)7285(Top 766%)
20M20.00 mi1.36 mi19113-467187-457187-4519442(Top 67%)7508(Top 60%)7508(Top 789%)
21M21.00 mi1.00 mi19086+277181+67181+618814(Top 65%)7226(Top 57%)7226(Top 760%)
35K21.75 mi0.75 mi19020+667162+197162+1917791(Top 61%)6782(Top 54%)6782(Top 713%)
23M23.00 mi1.25 mi18914+1067119+437119+4317551(Top 60%)6724(Top 53%)6724(Top 707%)
24M24.00 mi1.00 mi18893+217130-117130-1118538(Top 64%)7262(Top 58%)7262(Top 764%)
40K24.85 mi0.85 mi18843+507116+147116+1417973(Top 62%)7021(Top 56%)7021(Top 738%)
25.2M25.20 mi0.35 mi18816+277109+77109+717030(Top 59%)6536(Top 52%)6536(Top 687%)
FINISH26.22 mi1.02 mi18767+497097+127097+1217322(Top 60%)6686(Top 53%)6686(Top 703%)

Segment Performance Analysis

10K→15K

0.0 - 3.1 mi

Top 66%
Γ—21
+97ft-345ft

Overall

19284

Females

7201

F55-59

7201

5K→10K

3.1 - 6.2 mi

Top 66%
Γ—5
+79ft-138ft

Overall

19043

Females

7050

F55-59

7050

10K→15K

6.2 - 9.3 mi

Top 66%
Γ—3
+67ft-78ft

Overall

19284

Females

7201

F55-59

7201

15K→20K

9.3 - 12.4 mi

Top 66%
Γ—5
+106ft-86ft

Overall

19141

Females

7145

F55-59

7145

20K→HALF

12.4 - 13.1 mi

Top 67%
Γ—2
+19ft-37ft

Overall

19454

Females

7291

F55-59

7291

HALF→25K

13.1 - 15.5 mi

Top 67%
Γ—4
+66ft-88ft

Overall

19444

Females

7372

F55-59

7372

25K→30K

15.5 - 18.6 mi

Top 66%
Γ—9
+181ft-148ft

Overall

19136

Females

7285

F55-59

7285

30K→20M

18.6 - 20.0 mi

Top 67%
Γ—5
+64ft-50ft

Overall

19442

Females

7508

F55-59

7508

20M→21M

20.0 - 21.0 mi

Top 65%
Γ—8
+106ft-24ft

Overall

18814

Females

7226

F55-59

7226

21M→35K

21.0 - 21.8 mi

Top 61%
Γ—7
+17ft-86ft

Overall

17791

Females

6782

F55-59

6782

35K→23M

21.8 - 23.0 mi

Top 60%
Γ—5
+23ft-63ft

Overall

17551

Females

6724

F55-59

6724

23M→24M

23.0 - 24.0 mi

Top 64%
Γ—6
+12ft-82ft

Overall

18538

Females

7262

F55-59

7262

24M→40K

24.0 - 24.9 mi

Top 62%
Γ—1
+6ft-20ft

Overall

17973

Females

7021

F55-59

7021

40K→25.2M

24.9 - 25.2 mi

Top 59%
Γ—1
+13ft-16ft

Overall

17030

Females

6536

F55-59

6536

25.2M→FINISH

25.2 - 26.2 mi

Top 60%
Γ—2
+22ft-21ft

Overall

17322

Females

6686

F55-59

6686

Passing

Athletes you passed and who passed you throughout the race

Passing Analysis

Category:
Athletes Passed
1510*
Passed By
1330
Net Change
-23
SegmentAthletes PassedPassed ByNet ChangeStart RankEnd Rank
Start β†’ 5K----#18744
5K β†’ 10K200200-158#18744#18902
10K β†’ 15K125200-120#18902#19022
15K β†’ 20K148162-14#19022#19036
20K β†’ HALF2746-19#19036#19055
HALF β†’ 25K101163-62#19055#19117
25K β†’ 30K221*171+50#19117#19067
30K β†’ 20M82128-46#19067#19113
20M β†’ 21M9669+27#19113#19086
21M β†’ 35K8620+66#19086#19020
35K β†’ 23M13630+106#19020#18914
23M β†’ 24M8059+21#18914#18893
24M β†’ 40K8232+50#18893#18843
40K β†’ 25.2M4114+27#18843#18816
25.2M β†’ FINISH8536+49#18816#18767
TOTALS1510*1330-23

* 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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