Public Race Data

Boston Athletic Association

Boston Athletic Association

Mika Timing

Mika Timing

Zixin Lin

Bib: 12434 β€’F β€’Age: N/A

GA

Boston Marathon logo
0:00
0:00
/ mi
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Overall
#0 / 29021
Top 36%
Gender (Female)
#0 / 12578
Top 19%
Age Group (F18-39)
#0 / 5716
Top 35%
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
23:37
3.11 mi
Rank: #13657
Start β†’ 5K
23:37 | 7:37/mi
10K
46:54
6.21 mi
Rank: #13249 (+408)
5K β†’ 10K
23:17 | 7:30/mi
15K
1:09:54
9.32 mi
Rank: #12804 (+445)
10K β†’ 15K
23:00 | 7:25/mi
20K
1:33:15
12.43 mi
Rank: #12623 (+181)
15K β†’ 20K
23:21 | 7:31/mi
HALF
1:38:19
13.11 mi
Rank: #12605 (+18)
20K β†’ HALF
5:04 | 7:26/mi
25K
1:56:24
15.53 mi
Rank: #12331 (+274)
HALF β†’ 25K
18:05 | 7:28/mi
30K
2:19:52
18.64 mi
Rank: #11898 (+433)
25K β†’ 30K
23:28 | 7:34/mi
20M
2:30:05
20.00 mi
Rank: #11684 (+214)
30K β†’ 20M
10:13 | 7:32/mi
21M
2:37:46
21.00 mi
Rank: #11417 (+267)
20M β†’ 21M
7:41 | 7:41/mi
35K
2:43:15
21.75 mi
Rank: #11304 (+113)
21M β†’ 35K
5:29 | 7:20/mi
23M
2:52:37
23.00 mi
Rank: #11103 (+201)
35K β†’ 23M
9:22 | 7:30/mi
24M
2:59:54
24.00 mi
Rank: #10925 (+178)
23M β†’ 24M
7:17 | 7:17/mi
40K
3:06:08
24.85 mi
Rank: #10753 (+172)
24M β†’ 40K
6:14 | 7:18/mi
25.2M
3:08:46
25.20 mi
Rank: #10665 (+88)
40K β†’ 25.2M
2:38 | 7:39/mi
FINISH
3:15:42
26.22 mi
Rank: #10456 (+209)
25.2M β†’ FINISH
6:56 | 6:49/mi

Splits & Pacing

Detailed breakdown of your race performance at each timing point

Half Splits

1st Halfβš–οΈ Balanced
via HALF
Distance13.11 mi
Time1:38:19
Pace7:30 /mi
2nd Halfβš–οΈ Balanced
Distance13.11 mi
Time1:37:23
Pace7:26 /mi
πŸ“ŠEven Split: Consistent pacing between halves

Checkpoint Splits

CheckpointDistanceTime of DayTimeAvg PaceSegment TimeSegment PaceDiff
5K
3.11 mi10:51:4023:377:3723:37
7:37
-
10K
6.21 mi11:14:5746:547:3323:17
7:30
-0:07
15K
9.32 mi11:37:571:09:547:3023:00
7:25
-0:05
20K
12.43 mi12:01:181:33:157:3123:21
7:31
+0:06
HALF
13.11 mi12:06:221:38:197:305:04
7:26
-0:05
25K
15.53 mi12:24:271:56:247:3018:05
7:28
+0:02
30K
18.64 mi12:47:552:19:527:3123:28
7:34
+0:06
20M
20.00 mi12:58:082:30:057:3110:13
7:32
-0:02
21M
21.00 mi13:05:492:37:467:317:41
7:41
+0:09
35K
21.75 mi13:11:182:43:157:315:29
7:20
-0:21
23M
23.00 mi13:20:402:52:377:319:22
7:30
+0:10
24M
24.00 mi13:27:572:59:547:307:17
7:17
-0:13
40K
24.85 mi13:34:113:06:087:306:14
7:18
+0:01
25.2M
25.20 mi13:36:493:08:467:302:38
7:39
+0:21
FINISH
26.22 mi13:43:453:15:427:296:56
6:49
-0:50

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

6:49 /mi

Average Pace

7:28 /mi

Slowest Pace

7:41 /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

1:12:05

37% of race

Time at Steady Pace

2:03:37

63% of race

Time at Slower Pace

0:00

0% of race

Average Pace: 7:28 /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 mi10:51:4023:377:3723:37
7:37
#13657
10K
6.21 mi11:14:5746:547:3323:17
7:30
#13249
15K
9.32 mi11:37:571:09:547:3023:00
7:25
#12804
20K
12.43 mi12:01:181:33:157:3123:21
7:31
#12623
HALF
13.11 mi12:06:221:38:197:305:04
7:26
#12605
25K
15.53 mi12:24:271:56:247:3018:05
7:28
#12331
30K
18.64 mi12:47:552:19:527:3123:28
7:34
#11898
20M
20.00 mi12:58:082:30:057:3110:13
7:32
#11684
21M
21.00 mi13:05:492:37:467:317:41
7:41
#11417
35K
21.75 mi13:11:182:43:157:315:29
7:20
#11304
23M
23.00 mi13:20:402:52:377:319:22
7:30
#11103
24M
24.00 mi13:27:572:59:547:307:17
7:17
#10925
40K
24.85 mi13:34:113:06:087:306:14
7:18
#10753
25.2M
25.20 mi13:36:493:08:467:302:38
7:39
#10665
FINISH
26.22 mi13:43:453:15:427:296:56
6:49
#10456
Faster pace
Steady pace
Slower pace

Rankings

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

Checkpoint and Segment Rankings

CheckpointDistanceSeg. DistOverallFemalesF18-39Seg. OverallSeg. FemalesSeg. F18-39
5K3.11 mi3.11 mi136573870387011966(Top 41%)3001(Top 24%)3001(Top 53%)
10K6.21 mi3.10 mi13249+4083667+2033667+20312893(Top 44%)3482(Top 28%)3482(Top 61%)
15K9.32 mi3.11 mi12804+4453416+2513416+25111966(Top 41%)3001(Top 24%)3001(Top 53%)
20K12.43 mi3.11 mi12623+1813344+723344+7212107(Top 42%)3161(Top 25%)3161(Top 55%)
HALF13.11 mi0.68 mi12605+183333+113333+1112437(Top 43%)3247(Top 26%)3247(Top 57%)
25K15.53 mi2.42 mi12331+2743215+1183215+11811073(Top 38%)2670(Top 21%)2670(Top 47%)
30K18.64 mi3.11 mi11898+4333026+1893026+18910103(Top 35%)2315(Top 18%)2315(Top 41%)
20M20.00 mi1.36 mi11684+2142921+1052921+1059302(Top 32%)2060(Top 16%)2060(Top 36%)
21M21.00 mi1.00 mi11417+2672793+1282793+1287768(Top 27%)1522(Top 12%)1522(Top 27%)
35K21.75 mi0.75 mi11304+1132755+382755+389586(Top 33%)2296(Top 18%)2296(Top 40%)
23M23.00 mi1.25 mi11103+2012688+672688+678797(Top 30%)2016(Top 16%)2016(Top 35%)
24M24.00 mi1.00 mi10925+1782631+572631+578521(Top 29%)1969(Top 16%)1969(Top 34%)
40K24.85 mi0.85 mi10753+1722553+782553+787426(Top 26%)1564(Top 12%)1564(Top 27%)
25.2M25.20 mi0.35 mi10665+882520+332520+336175(Top 21%)1157(Top 9%)1157(Top 20%)
FINISH26.22 mi1.02 mi10456+2092446+742446+746203(Top 21%)1189(Top 9%)1189(Top 21%)

Segment Performance Analysis

10K→15K

0.0 - 3.1 mi

Top 41%
Γ—21
+97ft-345ft

Overall

11966

Females

3001

F18-39

3001

5K→10K

3.1 - 6.2 mi

Top 44%
Γ—5
+79ft-138ft

Overall

12893

Females

3482

F18-39

3482

10K→15K

6.2 - 9.3 mi

Top 41%
Γ—3
+67ft-78ft

Overall

11966

Females

3001

F18-39

3001

15K→20K

9.3 - 12.4 mi

Top 42%
Γ—5
+106ft-86ft

Overall

12107

Females

3161

F18-39

3161

20K→HALF

12.4 - 13.1 mi

Top 43%
Γ—2
+19ft-37ft

Overall

12437

Females

3247

F18-39

3247

HALF→25K

13.1 - 15.5 mi

Top 38%
Γ—4
+66ft-88ft

Overall

11073

Females

2670

F18-39

2670

25K→30K

15.5 - 18.6 mi

Top 35%
Γ—9
+181ft-148ft

Overall

10103

Females

2315

F18-39

2315

30K→20M

18.6 - 20.0 mi

Top 32%
Γ—5
+64ft-50ft

Overall

9302

Females

2060

F18-39

2060

20M→21M

20.0 - 21.0 mi

Top 27%
Γ—8
+106ft-24ft

Overall

7768

Females

1522

F18-39

1522

21M→35K

21.0 - 21.8 mi

Top 33%
Γ—7
+17ft-86ft

Overall

9586

Females

2296

F18-39

2296

35K→23M

21.8 - 23.0 mi

Top 30%
Γ—5
+23ft-63ft

Overall

8797

Females

2016

F18-39

2016

23M→24M

23.0 - 24.0 mi

Top 29%
Γ—6
+12ft-82ft

Overall

8521

Females

1969

F18-39

1969

24M→40K

24.0 - 24.9 mi

Top 26%
Γ—1
+6ft-20ft

Overall

7426

Females

1564

F18-39

1564

40K→25.2M

24.9 - 25.2 mi

Top 21%
Γ—1
+13ft-16ft

Overall

6175

Females

1157

F18-39

1157

25.2M→FINISH

25.2 - 26.2 mi

Top 21%
Γ—2
+22ft-21ft

Overall

6203

Females

1189

F18-39

1189

Passing

Athletes you passed and who passed you throughout the race

Passing Analysis

Category:
Athletes Passed
3557*
Passed By
356
Net Change
+3201
SegmentAthletes PassedPassed ByNet ChangeStart RankEnd Rank
Start β†’ 5K----#13657
5K β†’ 10K540*132+408#13657#13249
10K β†’ 15K484*39+445#13249#12804
15K β†’ 20K246*65+181#12804#12623
20K β†’ HALF3618+18#12623#12605
HALF β†’ 25K298*24+274#12605#12331
25K β†’ 30K452*19+433#12331#11898
30K β†’ 20M218*4+214#11898#11684
20M β†’ 21M272*5+267#11684#11417
21M β†’ 35K12714+113#11417#11304
35K β†’ 23M215*14+201#11304#11103
23M β†’ 24M18810+178#11103#10925
24M β†’ 40K1786+172#10925#10753
40K β†’ 25.2M891+88#10753#10665
25.2M β†’ FINISH214*5+209#10665#10456
TOTALS3557*356+3201

* 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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