Public Race Data

Boston Athletic Association

Boston Athletic Association

Mika Timing

Mika Timing

Mei Ling Clara Chan Tsang

Bib: 23613 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
Age Group (F55-59)
#0 / 951
Top 45%
Race Day Weather
51Β°/41Β°F
overcast clouds
Personalized for Mei

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 Β· 8:23/mi at mile 6.2

Your report includes

  • Race Overview
  • Pacing & Splits
  • Performance Analysis
  • Segment Analysis
  • Passing Analysis
  • Improvement Opportunities
One-time purchase Β· Instant access Β· Downloadable PDF Β· 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
26:40
3.11 mi
Rank: #20542
Start β†’ 5K
26:40 | 8:35/mi
10K
52:43
6.21 mi
Rank: #20090 (+452)
5K β†’ 10K
26:03 | 8:24/mi
15K
1:19:01
9.32 mi
Rank: #20014 (+76)
10K β†’ 15K
26:18 | 8:28/mi
20K
1:45:52
12.43 mi
Rank: #20021 (-7)
15K β†’ 20K
26:51 | 8:39/mi
HALF
1:51:39
13.11 mi
Rank: #20034 (-13)
20K β†’ HALF
5:47 | 8:30/mi
25K
2:13:02
15.53 mi
Rank: #20083 (-49)
HALF β†’ 25K
21:23 | 8:50/mi
30K
2:43:33
18.64 mi
Rank: #20709 (-626)
25K β†’ 30K
30:31 | 9:50/mi
20M
2:57:01
20.00 mi
Rank: #20877 (-168)
30K β†’ 20M
13:28 | 9:55/mi
21M
3:07:39
21.00 mi
Rank: #20990 (-113)
20M β†’ 21M
10:38 | 10:38/mi
35K
3:14:28
21.75 mi
Rank: #20956 (+34)
21M β†’ 35K
6:49 | 9:07/mi
23M
3:26:13
23.00 mi
Rank: #20927 (+29)
35K β†’ 23M
11:45 | 9:24/mi
24M
3:35:23
24.00 mi
Rank: #20903 (+24)
23M β†’ 24M
9:10 | 9:10/mi
40K
3:43:19
24.85 mi
Rank: #20844 (+59)
24M β†’ 40K
7:56 | 9:17/mi
25.2M
3:46:42
25.20 mi
Rank: #20806 (+38)
40K β†’ 25.2M
3:23 | 9:49/mi
FINISH
3:55:40
26.22 mi
Rank: #20778 (+28)
25.2M β†’ FINISH
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
Time1:51:39
Pace8:32 /mi
2nd Half
Distance13.11 mi
Time2:04:01
Pace9:28 /mi
πŸ“ŠPositive Split: 11.1% slower second half

Checkpoint Splits

CheckpointDistanceTime of DayTimeAvg PaceSegment TimeSegment PaceDiff
5K
3.11 mi11:29:3926:408:3526:40
8:35
-
10K
6.21 mi11:55:4252:438:3026:03
8:24
-0:11
15K
9.32 mi12:22:001:19:018:2926:18
8:28
+0:04
20K
12.43 mi12:48:511:45:528:3226:51
8:39
+0:11
HALF
13.11 mi12:54:381:51:398:325:47
8:30
-0:09
25K
15.53 mi13:16:012:13:028:3421:23
8:50
+0:20
30K
18.64 mi13:46:322:43:338:4730:31
9:50
+1:00
20M
20.00 mi14:00:002:57:018:5213:28
9:55
+0:05
21M
21.00 mi14:10:383:07:398:5710:38
10:38
+0:43
35K
21.75 mi14:17:273:14:288:576:49
9:07
-1:31
23M
23.00 mi14:29:123:26:138:5811:45
9:24
+0:17
24M
24.00 mi14:38:223:35:238:599:10
9:10
-0:14
40K
24.85 mi14:46:183:43:199:007:56
9:17
+0:07
25.2M
25.20 mi14:49:413:46:429:003:23
9:49
+0:32
FINISH
26.22 mi14:58:393:55:409:008:58
8:48
-1:01

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

8:24 /mi

Average Pace

9:00 /mi

Slowest Pace

10:38 /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

1:51:39

47% of race

Time at Steady Pace

1:06:01

28% of race

Time at Slower Pace

58:00

25% of race

Average Pace: 8:59 /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 mi11:29:3926:408:3526:40
8:35
#20542
10K
6.21 mi11:55:4252:438:3026:03
8:24
#20090
15K
9.32 mi12:22:001:19:018:2926:18
8:28
#20014
20K
12.43 mi12:48:511:45:528:3226:51
8:39
#20021
HALF
13.11 mi12:54:381:51:398:325:47
8:30
#20034
25K
15.53 mi13:16:012:13:028:3421:23
8:50
#20083
30K
18.64 mi13:46:322:43:338:4730:31
9:50
#20709
20M
20.00 mi14:00:002:57:018:5213:28
9:55
#20877
21M
21.00 mi14:10:383:07:398:5710:38
10:38
#20990
35K
21.75 mi14:17:273:14:288:576:49
9:07
#20956
23M
23.00 mi14:29:123:26:138:5811:45
9:24
#20927
24M
24.00 mi14:38:223:35:238:599:10
9:10
#20903
40K
24.85 mi14:46:183:43:199:007:56
9:17
#20844
25.2M
25.20 mi14:49:413:46:429:003:23
9:49
#20806
FINISH
26.22 mi14:58:393:55:409:008:58
8:48
#20778
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 mi205427936793619955(Top 69%)7554(Top 60%)7554(Top 794%)
10K6.21 mi3.10 mi20090+4527660+2767660+27619696(Top 68%)7430(Top 59%)7430(Top 781%)
15K9.32 mi3.11 mi20014+767617+437617+4319955(Top 69%)7554(Top 60%)7554(Top 794%)
20K12.43 mi3.11 mi20021-77645-287645-2820131(Top 69%)7700(Top 61%)7700(Top 810%)
HALF13.11 mi0.68 mi20034-137651-67651-620215(Top 70%)7706(Top 61%)7706(Top 810%)
25K15.53 mi2.42 mi20083-497681-307681-3020328(Top 70%)7831(Top 62%)7831(Top 823%)
30K18.64 mi3.11 mi20709-6268033-3528033-35222633(Top 78%)9092(Top 72%)9092(Top 956%)
20M20.00 mi1.36 mi20877-1688127-948127-9422338(Top 77%)9028(Top 72%)9028(Top 949%)
21M21.00 mi1.00 mi20990-1138195-688195-6822269(Top 77%)9029(Top 72%)9029(Top 949%)
35K21.75 mi0.75 mi20956+348185+108185+1020481(Top 71%)8187(Top 65%)8187(Top 861%)
23M23.00 mi1.25 mi20927+298178+78178+720214(Top 70%)8074(Top 64%)8074(Top 849%)
24M24.00 mi1.00 mi20903+248169+98169+920156(Top 69%)8132(Top 65%)8132(Top 855%)
40K24.85 mi0.85 mi20844+598158+118158+1119608(Top 68%)7882(Top 63%)7882(Top 829%)
25.2M25.20 mi0.35 mi20806+388144+148144+1418744(Top 65%)7432(Top 59%)7432(Top 781%)
FINISH26.22 mi1.02 mi20778+288137+78137+719662(Top 68%)7917(Top 63%)7917(Top 832%)

Segment Performance Analysis

10K→15K

0.0 - 3.1 mi

Top 69%
Γ—21
+97ft-345ft

Overall

19955

Females

7554

F55-59

7554

5K→10K

3.1 - 6.2 mi

Top 68%
Γ—5
+79ft-138ft

Overall

19696

Females

7430

F55-59

7430

10K→15K

6.2 - 9.3 mi

Top 69%
Γ—3
+67ft-78ft

Overall

19955

Females

7554

F55-59

7554

15K→20K

9.3 - 12.4 mi

Top 69%
Γ—5
+106ft-86ft

Overall

20131

Females

7700

F55-59

7700

20K→HALF

12.4 - 13.1 mi

Top 70%
Γ—2
+19ft-37ft

Overall

20215

Females

7706

F55-59

7706

HALF→25K

13.1 - 15.5 mi

Top 70%
Γ—4
+66ft-88ft

Overall

20328

Females

7831

F55-59

7831

25K→30K

15.5 - 18.6 mi

Top 78%
Γ—9
+181ft-148ft

Overall

22633

Females

9092

F55-59

9092

30K→20M

18.6 - 20.0 mi

Top 77%
Γ—5
+64ft-50ft

Overall

22338

Females

9028

F55-59

9028

20M→21M

20.0 - 21.0 mi

Top 77%
Γ—8
+106ft-24ft

Overall

22269

Females

9029

F55-59

9029

21M→35K

21.0 - 21.8 mi

Top 71%
Γ—7
+17ft-86ft

Overall

20481

Females

8187

F55-59

8187

35K→23M

21.8 - 23.0 mi

Top 70%
Γ—5
+23ft-63ft

Overall

20214

Females

8074

F55-59

8074

23M→24M

23.0 - 24.0 mi

Top 69%
Γ—6
+12ft-82ft

Overall

20156

Females

8132

F55-59

8132

24M→40K

24.0 - 24.9 mi

Top 68%
Γ—1
+6ft-20ft

Overall

19608

Females

7882

F55-59

7882

40K→25.2M

24.9 - 25.2 mi

Top 65%
Γ—1
+13ft-16ft

Overall

18744

Females

7432

F55-59

7432

25.2M→FINISH

25.2 - 26.2 mi

Top 68%
Γ—2
+22ft-21ft

Overall

19662

Females

7917

F55-59

7917

Passing

Athletes you passed and who passed you throughout the race

Passing Analysis

Category:
Athletes Passed
1611*
Passed By
1355
Net Change
-236
SegmentAthletes PassedPassed ByNet ChangeStart RankEnd Rank
Start β†’ 5K----#20542
5K β†’ 10K564*112+452#20542#20090
10K β†’ 15K209*133+76#20090#20014
15K β†’ 20K157164-7#20014#20021
20K β†’ HALF1932-13#20021#20034
HALF β†’ 25K105154-49#20034#20083
25K β†’ 30K63200-626#20083#20709
30K β†’ 20M35200-168#20709#20877
20M β†’ 21M36149-113#20877#20990
21M β†’ 35K6733+34#20990#20956
35K β†’ 23M10273+29#20956#20927
23M β†’ 24M6440+24#20927#20903
24M β†’ 40K8829+59#20903#20844
40K β†’ 25.2M435+38#20844#20806
25.2M β†’ FINISH5931+28#20806#20778
TOTALS1611*1355-236

* 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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