Public Race Data

Boston Athletic Association

Boston Athletic Association

Mika Timing

Mika Timing

Tong Tong Chio

Bib: 12440FAge: N/A

Boston Marathon logo
0:00
0:00
/ mi
Masters
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Overall
#0 / 29021
Top 41%
Gender (Female)
#0 / 12578
Top 25%
Masters (Masters Women)
#0 / 6862
Top 10%
Age Group (F40-44)
#0 / 1737
Top 22%
Race Day Weather
51°/41°F
overcast clouds
Personalized for Tong

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 · 7:10/mi at mile 3.1

Your report includes

  • Race Overview
  • Pacing & Splits
  • Performance Analysis
  • Segment Analysis
  • Passing Analysis
  • Potential Focus Areas
One-time purchase · Instant access · Downloadable PDF · 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
22:16
3.11 mi
Rank: #9915
Start5K
22:16 | 7:11/mi
10K
44:52
6.21 mi
Rank: #10388 (-473)
5K10K
22:36 | 7:17/mi
15K
1:07:36
9.32 mi
Rank: #10638 (-250)
10K15K
22:44 | 7:20/mi
20K
1:30:53
12.43 mi
Rank: #10962 (-324)
15K20K
23:17 | 7:30/mi
HALF
1:36:02
13.11 mi
Rank: #11095 (-133)
20KHALF
5:09 | 7:34/mi
25K
1:54:38
15.53 mi
Rank: #11374 (-279)
HALF25K
18:36 | 7:41/mi
30K
2:19:06
18.64 mi
Rank: #11568 (-194)
25K30K
24:28 | 7:53/mi
20M
2:29:54
20.00 mi
Rank: #11606 (-38)
30K20M
10:48 | 7:58/mi
21M
2:38:27
21.00 mi
Rank: #11699 (-93)
20M21M
8:33 | 8:33/mi
35K
2:44:05
21.75 mi
Rank: #11654 (+45)
21M35K
5:38 | 7:32/mi
23M
2:54:04
23.00 mi
Rank: #11658 (-4)
35K23M
9:59 | 7:59/mi
24M
3:01:54
24.00 mi
Rank: #11668 (-10)
23M24M
7:50 | 7:50/mi
40K
3:08:43
24.85 mi
Rank: #11657 (+11)
24M40K
6:49 | 7:59/mi
25.2M
3:11:48
25.20 mi
Rank: #11704 (-47)
40K25.2M
3:05 | 8:57/mi
FINISH
3:19:43
26.22 mi
Rank: #11768 (-64)
25.2MFINISH
7:55 | 7:47/mi

Splits & Pacing

Detailed breakdown of your race performance at each timing point

Half Splits

1st HalfFaster
via HALF
Distance13.11 mi
Time1:36:02
Pace7:20 /mi
2nd Half
Distance13.11 mi
Time1:43:41
Pace7:55 /mi
📊Positive Split: 8.0% slower second half

Checkpoint Splits

CheckpointDistanceTime of DayTimeAvg PaceSegment TimeSegment PaceDiff
5K
3.11 mi10:50:2022:167:1122:16
7:11
-
10K
6.21 mi11:12:5644:527:1422:36
7:17
+0:06
15K
9.32 mi11:35:401:07:367:1622:44
7:20
+0:03
20K
12.43 mi11:58:571:30:537:1923:17
7:30
+0:10
HALF
13.11 mi12:04:061:36:027:205:09
7:34
+0:04
25K
15.53 mi12:22:421:54:387:2318:36
7:41
+0:07
30K
18.64 mi12:47:102:19:067:2824:28
7:53
+0:12
20M
20.00 mi12:57:582:29:547:3010:48
7:58
+0:05
21M
21.00 mi13:06:312:38:277:338:33
8:33
+0:35
35K
21.75 mi13:12:092:44:057:335:38
7:32
-1:01
23M
23.00 mi13:22:082:54:047:359:59
7:59
+0:27
24M
24.00 mi13:29:583:01:547:357:50
7:50
-0:09
40K
24.85 mi13:36:473:08:437:366:49
7:59
+0:09
25.2M
25.20 mi13:39:523:11:487:373:05
8:57
+0:58
FINISH
26.22 mi13:47:473:19:437:387:55
7:47
-1:10

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

7:11 /mi

Average Pace

7:37 /mi

Slowest Pace

8:57 /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

1:36:31

48% of race

Time at Steady Pace

1:31:34

46% of race

Time at Slower Pace

11:38

6% of race

Average Pace: 7:37 /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 mi10:50:2022:167:1122:16
7:11
#9915
10K
6.21 mi11:12:5644:527:1422:36
7:17
#10388
15K
9.32 mi11:35:401:07:367:1622:44
7:20
#10638
20K
12.43 mi11:58:571:30:537:1923:17
7:30
#10962
HALF
13.11 mi12:04:061:36:027:205:09
7:34
#11095
25K
15.53 mi12:22:421:54:387:2318:36
7:41
#11374
30K
18.64 mi12:47:102:19:067:2824:28
7:53
#11568
20M
20.00 mi12:57:582:29:547:3010:48
7:58
#11606
21M
21.00 mi13:06:312:38:277:338:33
8:33
#11699
35K
21.75 mi13:12:092:44:057:335:38
7:32
#11654
23M
23.00 mi13:22:082:54:047:359:59
7:59
#11658
24M
24.00 mi13:29:583:01:547:357:50
7:50
#11668
40K
24.85 mi13:36:473:08:437:366:49
7:59
#11657
25.2M
25.20 mi13:39:523:11:487:373:05
8:57
#11704
FINISH
26.22 mi13:47:473:19:437:387:55
7:47
#11768
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 mi99151849184911231(Top 39%)2602(Top 21%)2602(Top 150%)
10K6.21 mi3.10 mi10388-4732089-2402089-24010945(Top 38%)2401(Top 19%)2401(Top 138%)
15K9.32 mi3.11 mi10638-2502243-1542243-15411231(Top 39%)2602(Top 21%)2602(Top 150%)
20K12.43 mi3.11 mi10962-3242450-2072450-20711933(Top 41%)3075(Top 24%)3075(Top 177%)
HALF13.11 mi0.68 mi11095-1332519-692519-6913474(Top 46%)3837(Top 31%)3837(Top 221%)
25K15.53 mi2.42 mi11374-2792687-1682687-16812796(Top 44%)3607(Top 29%)3607(Top 208%)
30K18.64 mi3.11 mi11568-1942840-1532840-15312545(Top 43%)3597(Top 29%)3597(Top 207%)
20M20.00 mi1.36 mi11606-382874-342874-3412475(Top 43%)3650(Top 29%)3650(Top 210%)
21M21.00 mi1.00 mi11699-932953-792953-7913453(Top 46%)4281(Top 34%)4281(Top 246%)
35K21.75 mi0.75 mi11654+452945+82945+811141(Top 38%)3075(Top 24%)3075(Top 177%)
23M23.00 mi1.25 mi11658-42978-332978-3312302(Top 42%)3765(Top 30%)3765(Top 217%)
24M24.00 mi1.00 mi11668-103014-363014-3612576(Top 43%)4015(Top 32%)4015(Top 231%)
40K24.85 mi0.85 mi11657+113041-273041-2712338(Top 43%)3951(Top 31%)3951(Top 227%)
25.2M25.20 mi0.35 mi11704-473082-413082-4114390(Top 50%)5082(Top 40%)5082(Top 293%)
FINISH26.22 mi1.02 mi11768-643146-643146-6413540(Top 47%)4672(Top 37%)4672(Top 269%)

Segment Performance Analysis

10K→15K

0.0 - 3.1 mi

Top 39%
×21
+97ft-345ft

Overall

11231

Females

2602

F40-44

2602

5K→10K

3.1 - 6.2 mi

Top 38%
×5
+79ft-138ft

Overall

10945

Females

2401

F40-44

2401

10K→15K

6.2 - 9.3 mi

Top 39%
×3
+67ft-78ft

Overall

11231

Females

2602

F40-44

2602

15K→20K

9.3 - 12.4 mi

Top 41%
×5
+106ft-86ft

Overall

11933

Females

3075

F40-44

3075

20K→HALF

12.4 - 13.1 mi

Top 46%
×2
+19ft-37ft

Overall

13474

Females

3837

F40-44

3837

HALF→25K

13.1 - 15.5 mi

Top 44%
×4
+66ft-88ft

Overall

12796

Females

3607

F40-44

3607

25K→30K

15.5 - 18.6 mi

Top 43%
×9
+181ft-148ft

Overall

12545

Females

3597

F40-44

3597

30K→20M

18.6 - 20.0 mi

Top 43%
×5
+64ft-50ft

Overall

12475

Females

3650

F40-44

3650

20M→21M

20.0 - 21.0 mi

Top 46%
×8
+106ft-24ft

Overall

13453

Females

4281

F40-44

4281

21M→35K

21.0 - 21.8 mi

Top 38%
×7
+17ft-86ft

Overall

11141

Females

3075

F40-44

3075

35K→23M

21.8 - 23.0 mi

Top 42%
×5
+23ft-63ft

Overall

12302

Females

3765

F40-44

3765

23M→24M

23.0 - 24.0 mi

Top 43%
×6
+12ft-82ft

Overall

12576

Females

4015

F40-44

4015

24M→40K

24.0 - 24.9 mi

Top 43%
×1
+6ft-20ft

Overall

12338

Females

3951

F40-44

3951

40K→25.2M

24.9 - 25.2 mi

Top 50%
×1
+13ft-16ft

Overall

14390

Females

5082

F40-44

5082

25.2M→FINISH

25.2 - 26.2 mi

Top 47%
×2
+22ft-21ft

Overall

13540

Females

4672

F40-44

4672

Passing

Athletes you passed and who passed you throughout the race

Passing Analysis

Category:
Athletes Passed
1044
Passed By
1917
Net Change
-1853
SegmentAthletes PassedPassed ByNet ChangeStart RankEnd Rank
Start → 5K----#9915
5K10K92200-473#9915#10388
10K15K92200-250#10388#10638
15K20K82200-324#10638#10962
20KHALF10143-133#10962#11095
HALF25K68200-279#11095#11374
25K30K126200-194#11374#11568
30K20M79117-38#11568#11606
20M21M54147-93#11606#11699
21M35K8439+45#11699#11654
35K23M107111-4#11654#11658
23M24M7383-10#11658#11668
24M40K9483+11#11668#11657
40K25.2M2269-47#11657#11704
25.2MFINISH61125-64#11704#11768
TOTALS10441917-1853
📊

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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Activity Data

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