Public Race Data

Boston Athletic Association

Boston Athletic Association

Mika Timing

Mika Timing

Xinyi Yang

Bib: 20544FAge: N/A

Boston Marathon logo
0:00
0:00
/ mi
Masters
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Overall
#0 / 29021
Top 46%
Gender (Female)
#0 / 12578
Top 32%
Masters (Masters Women)
#0 / 6862
Top 16%
Age Group (F40-44)
#0 / 1737
Top 36%
Race Day Weather
51°/41°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
23:43
3.11 mi
Rank: #13966
Start5K
23:43 | 7:39/mi
10K
47:09
6.21 mi
Rank: #13627 (+339)
5K10K
23:26 | 7:33/mi
15K
1:10:32
9.32 mi
Rank: #13376 (+251)
10K15K
23:23 | 7:32/mi
20K
1:34:12
12.43 mi
Rank: #13281 (+95)
15K20K
23:40 | 7:38/mi
HALF
1:39:25
13.11 mi
Rank: #13328 (-47)
20KHALF
5:13 | 7:40/mi
25K
1:58:21
15.53 mi
Rank: #13401 (-73)
HALF25K
18:56 | 7:49/mi
30K
2:23:23
18.64 mi
Rank: #13471 (-70)
25K30K
25:02 | 8:04/mi
20M
2:34:21
20.00 mi
Rank: #13432 (+39)
30K20M
10:58 | 8:05/mi
21M
2:42:47
21.00 mi
Rank: #13354 (+78)
20M21M
8:26 | 8:26/mi
35K
2:48:35
21.75 mi
Rank: #13315 (+39)
21M35K
5:48 | 7:46/mi
23M
2:58:52
23.00 mi
Rank: #13320 (-5)
35K23M
10:17 | 8:14/mi
24M
3:06:49
24.00 mi
Rank: #13301 (+19)
23M24M
7:57 | 7:57/mi
40K
3:13:46
24.85 mi
Rank: #13292 (+9)
24M40K
6:57 | 8:08/mi
25.2M
3:16:54
25.20 mi
Rank: #13335 (-43)
40K25.2M
3:08 | 9:06/mi
FINISH
3:25:01
26.22 mi
Rank: #13378 (-43)
25.2MFINISH
8:07 | 7:58/mi

Splits & Pacing

Detailed breakdown of your race performance at each timing point

Half Splits

1st HalfFaster
via HALF
Distance13.11 mi
Time1:39:25
Pace7:36 /mi
2nd Half
Distance13.11 mi
Time1:45:36
Pace8:04 /mi
📊Positive Split: 6.2% slower second half

Checkpoint Splits

CheckpointDistanceTime of DayTimeAvg PaceSegment TimeSegment PaceDiff
5K
3.11 mi11:08:3223:437:3923:43
7:39
-
10K
6.21 mi11:31:5847:097:3623:26
7:33
-0:06
15K
9.32 mi11:55:211:10:327:3523:23
7:32
-0:01
20K
12.43 mi12:19:011:34:127:3523:40
7:38
+0:06
HALF
13.11 mi12:24:141:39:257:365:13
7:40
+0:02
25K
15.53 mi12:43:101:58:217:3818:56
7:49
+0:09
30K
18.64 mi13:08:122:23:237:4225:02
8:04
+0:15
20M
20.00 mi13:19:102:34:217:4410:58
8:05
+0:01
21M
21.00 mi13:27:362:42:477:468:26
8:26
+0:21
35K
21.75 mi13:33:242:48:357:465:48
7:46
-0:40
23M
23.00 mi13:43:412:58:527:4710:17
8:14
+0:28
24M
24.00 mi13:51:383:06:497:487:57
7:57
-0:17
40K
24.85 mi13:58:353:13:467:486:57
8:08
+0:11
25.2M
25.20 mi14:01:433:16:547:493:08
9:06
+0:58
FINISH
26.22 mi14:09:503:25:017:508:07
7:58
-1:08

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

7:32 /mi

Average Pace

7:50 /mi

Slowest Pace

9:06 /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

1:39:25

48% of race

Time at Steady Pace

1:23:45

41% of race

Time at Slower Pace

21:51

11% of race

Average Pace: 7:49 /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 mi11:08:3223:437:3923:43
7:39
#13966
10K
6.21 mi11:31:5847:097:3623:26
7:33
#13627
15K
9.32 mi11:55:211:10:327:3523:23
7:32
#13376
20K
12.43 mi12:19:011:34:127:3523:40
7:38
#13281
HALF
13.11 mi12:24:141:39:257:365:13
7:40
#13328
25K
15.53 mi12:43:101:58:217:3818:56
7:49
#13401
30K
18.64 mi13:08:122:23:237:4225:02
8:04
#13471
20M
20.00 mi13:19:102:34:217:4410:58
8:05
#13432
21M
21.00 mi13:27:362:42:477:468:26
8:26
#13354
35K
21.75 mi13:33:242:48:357:465:48
7:46
#13315
23M
23.00 mi13:43:412:58:527:4710:17
8:14
#13320
24M
24.00 mi13:51:383:06:497:487:57
7:57
#13301
40K
24.85 mi13:58:353:13:467:486:57
8:08
#13292
25.2M
25.20 mi14:01:433:16:547:493:08
9:06
#13335
FINISH
26.22 mi14:09:503:25:017:508:07
7:58
#13378
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 mi139664059405913060(Top 45%)3617(Top 29%)3617(Top 208%)
10K6.21 mi3.10 mi13627+3393884+1753884+17513332(Top 46%)3734(Top 30%)3734(Top 215%)
15K9.32 mi3.11 mi13376+2513768+1163768+11613060(Top 45%)3617(Top 29%)3617(Top 208%)
20K12.43 mi3.11 mi13281+953733+353733+3513006(Top 45%)3671(Top 29%)3671(Top 211%)
HALF13.11 mi0.68 mi13328-473761-283761-2814367(Top 50%)4360(Top 35%)4360(Top 251%)
25K15.53 mi2.42 mi13401-733823-623823-6213914(Top 48%)4243(Top 34%)4243(Top 244%)
30K18.64 mi3.11 mi13471-703907-843907-8413933(Top 48%)4360(Top 35%)4360(Top 251%)
20M20.00 mi1.36 mi13432+393915-83915-813325(Top 46%)4121(Top 33%)4121(Top 237%)
21M21.00 mi1.00 mi13354+783891+243891+2412723(Top 44%)3908(Top 31%)3908(Top 225%)
35K21.75 mi0.75 mi13315+393888+33888+312750(Top 44%)3950(Top 31%)3950(Top 227%)
23M23.00 mi1.25 mi13320-53912-243912-2413925(Top 48%)4663(Top 37%)4663(Top 268%)
24M24.00 mi1.00 mi13301+193923-113923-1113412(Top 46%)4471(Top 36%)4471(Top 257%)
40K24.85 mi0.85 mi13292+93943-203943-2013359(Top 46%)4531(Top 36%)4531(Top 261%)
25.2M25.20 mi0.35 mi13335-433980-373980-3715236(Top 52%)5557(Top 44%)5557(Top 320%)
FINISH26.22 mi1.02 mi13378-434031-514031-5114958(Top 52%)5410(Top 43%)5410(Top 311%)

Segment Performance Analysis

10K→15K

0.0 - 3.1 mi

Top 45%
×21
+97ft-345ft

Overall

13060

Females

3617

F40-44

3617

5K→10K

3.1 - 6.2 mi

Top 46%
×5
+79ft-138ft

Overall

13332

Females

3734

F40-44

3734

10K→15K

6.2 - 9.3 mi

Top 45%
×3
+67ft-78ft

Overall

13060

Females

3617

F40-44

3617

15K→20K

9.3 - 12.4 mi

Top 45%
×5
+106ft-86ft

Overall

13006

Females

3671

F40-44

3671

20K→HALF

12.4 - 13.1 mi

Top 50%
×2
+19ft-37ft

Overall

14367

Females

4360

F40-44

4360

HALF→25K

13.1 - 15.5 mi

Top 48%
×4
+66ft-88ft

Overall

13914

Females

4243

F40-44

4243

25K→30K

15.5 - 18.6 mi

Top 48%
×9
+181ft-148ft

Overall

13933

Females

4360

F40-44

4360

30K→20M

18.6 - 20.0 mi

Top 46%
×5
+64ft-50ft

Overall

13325

Females

4121

F40-44

4121

20M→21M

20.0 - 21.0 mi

Top 44%
×8
+106ft-24ft

Overall

12723

Females

3908

F40-44

3908

21M→35K

21.0 - 21.8 mi

Top 44%
×7
+17ft-86ft

Overall

12750

Females

3950

F40-44

3950

35K→23M

21.8 - 23.0 mi

Top 48%
×5
+23ft-63ft

Overall

13925

Females

4663

F40-44

4663

23M→24M

23.0 - 24.0 mi

Top 46%
×6
+12ft-82ft

Overall

13412

Females

4471

F40-44

4471

24M→40K

24.0 - 24.9 mi

Top 46%
×1
+6ft-20ft

Overall

13359

Females

4531

F40-44

4531

40K→25.2M

24.9 - 25.2 mi

Top 52%
×1
+13ft-16ft

Overall

15236

Females

5557

F40-44

5557

25.2M→FINISH

25.2 - 26.2 mi

Top 52%
×2
+22ft-21ft

Overall

14958

Females

5410

F40-44

5410

Passing

Athletes you passed and who passed you throughout the race

Passing Analysis

Category:
Athletes Passed
1976*
Passed By
1352
Net Change
+588
SegmentAthletes PassedPassed ByNet ChangeStart RankEnd Rank
Start → 5K----#13966
5K10K506*167+339#13966#13627
10K15K340*89+251#13627#13376
15K20K208*113+95#13376#13281
20KHALF1764-47#13281#13328
HALF25K100173-73#13328#13401
25K30K166200-70#13401#13471
30K20M11172+39#13471#13432
20M21M12749+78#13432#13354
21M35K7839+39#13354#13315
35K23M8792-5#13315#13320
23M24M7657+19#13320#13301
24M40K7768+9#13301#13292
40K25.2M2568-43#13292#13335
25.2MFINISH58101-43#13335#13378
TOTALS1976*1352+588

* Includes athletes who did not complete a segment (DNF/DNQ).

📊

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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