Public Race Data

Boston Athletic Association

Boston Athletic Association

Mika Timing

Mika Timing

Alexandra Bott

Bib: 17047FAge: N/A

MI

Boston Marathon logo
0:00
0:00
/ mi
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Overall
#0 / 29021
Top 40%
Gender (Female)
#0 / 12578
Top 25%
Age Group (F18-39)
#0 / 5716
Top 43%
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
24:48
3.11 mi
Rank: #16820
Start5K
24:48 | 7:59/mi
10K
49:16
6.21 mi
Rank: #16548 (+272)
5K10K
24:28 | 7:53/mi
15K
1:13:25
9.32 mi
Rank: #16062 (+486)
10K15K
24:09 | 7:47/mi
20K
1:37:19
12.43 mi
Rank: #15424 (+638)
15K20K
23:54 | 7:42/mi
HALF
1:42:35
13.11 mi
Rank: #15382 (+42)
20KHALF
5:16 | 7:44/mi
25K
2:01:17
15.53 mi
Rank: #15000 (+382)
HALF25K
18:42 | 7:43/mi
30K
2:25:02
18.64 mi
Rank: #14203 (+797)
25K30K
23:45 | 7:39/mi
20M
2:35:19
20.00 mi
Rank: #13800 (+403)
30K20M
10:17 | 7:35/mi
21M
2:42:56
21.00 mi
Rank: #13420 (+380)
20M21M
7:37 | 7:37/mi
35K
2:48:06
21.75 mi
Rank: #13146 (+274)
21M35K
5:10 | 6:55/mi
23M
2:57:03
23.00 mi
Rank: #12725 (+421)
35K23M
8:57 | 7:10/mi
24M
3:04:01
24.00 mi
Rank: #12424 (+301)
23M24M
6:58 | 6:58/mi
40K
3:10:11
24.85 mi
Rank: #12180 (+244)
24M40K
6:10 | 7:13/mi
25.2M
3:12:46
25.20 mi
Rank: #12037 (+143)
40K25.2M
2:35 | 7:30/mi
FINISH
3:19:33
26.22 mi
Rank: #11713 (+324)
25.2MFINISH
6:47 | 6:40/mi
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Splits & Pacing

Detailed breakdown of your race performance at each timing point

Half Splits

1st Half
via HALF
Distance13.11 mi
Time1:42:35
Pace7:50 /mi
2nd Half✓ Faster
Distance13.11 mi
Time1:36:58
Pace7:24 /mi
📊Negative Split: 5.5% faster second half

Checkpoint Splits

CheckpointDistanceTime of DayTimeAvg PaceSegment TimeSegment PaceDiff
5K
3.11 mi11:07:3424:487:5924:48
7:59
-
10K
6.21 mi11:32:0249:167:5624:28
7:53
-0:06
15K
9.32 mi11:56:111:13:257:5324:09
7:47
-0:06
20K
12.43 mi12:20:051:37:197:5023:54
7:42
-0:05
HALF
13.11 mi12:25:211:42:357:505:16
7:44
+0:02
25K
15.53 mi12:44:032:01:177:4918:42
7:43
-0:01
30K
18.64 mi13:07:482:25:027:4723:45
7:39
-0:04
20M
20.00 mi13:18:052:35:197:4610:17
7:35
-0:04
21M
21.00 mi13:25:422:42:567:467:37
7:37
+0:02
35K
21.75 mi13:30:522:48:067:445:10
6:55
-0:42
23M
23.00 mi13:39:492:57:037:428:57
7:10
+0:15
24M
24.00 mi13:46:473:04:017:416:58
6:58
-0:12
40K
24.85 mi13:52:573:10:117:406:10
7:13
+0:15
25.2M
25.20 mi13:55:323:12:467:392:35
7:30
+0:17
FINISH
26.22 mi14:02:193:19:337:376:47
6:40
-0:50

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

6:40 /mi

Average Pace

7:37 /mi

Slowest Pace

7:59 /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

34:02

17% of race

Time at Steady Pace

1:56:15

58% of race

Time at Slower Pace

49:16

25% 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 mi11:07:3424:487:5924:48
7:59
#16820
10K
6.21 mi11:32:0249:167:5624:28
7:53
#16548
15K
9.32 mi11:56:111:13:257:5324:09
7:47
#16062
20K
12.43 mi12:20:051:37:197:5023:54
7:42
#15424
HALF
13.11 mi12:25:211:42:357:505:16
7:44
#15382
25K
15.53 mi12:44:032:01:177:4918:42
7:43
#15000
30K
18.64 mi13:07:482:25:027:4723:45
7:39
#14203
20M
20.00 mi13:18:052:35:197:4610:17
7:35
#13800
21M
21.00 mi13:25:422:42:567:467:37
7:37
#13420
35K
21.75 mi13:30:522:48:067:445:10
6:55
#13146
23M
23.00 mi13:39:492:57:037:428:57
7:10
#12725
24M
24.00 mi13:46:473:04:017:416:58
6:58
#12424
40K
24.85 mi13:52:573:10:117:406:10
7:13
#12180
25.2M
25.20 mi13:55:323:12:467:392:35
7:30
#12037
FINISH
26.22 mi14:02:193:19:337:376:47
6:40
#11713
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 mi168205811581115116(Top 52%)4810(Top 38%)4810(Top 84%)
10K6.21 mi3.10 mi16548+2725660+1515660+15116249(Top 56%)5458(Top 43%)5458(Top 95%)
15K9.32 mi3.11 mi16062+4865367+2935367+29315116(Top 52%)4810(Top 38%)4810(Top 84%)
20K12.43 mi3.11 mi15424+6385001+3665001+36613661(Top 47%)4020(Top 32%)4020(Top 70%)
HALF13.11 mi0.68 mi15382+424975+264975+2614938(Top 51%)4659(Top 37%)4659(Top 82%)
25K15.53 mi2.42 mi15000+3824745+2304745+23013133(Top 45%)3801(Top 30%)3801(Top 66%)
30K18.64 mi3.11 mi14203+7974327+4184327+41810817(Top 37%)2676(Top 21%)2676(Top 47%)
20M20.00 mi1.36 mi13800+4034110+2174110+2179655(Top 33%)2235(Top 18%)2235(Top 39%)
21M21.00 mi1.00 mi13420+3803932+1783932+1787319(Top 25%)1348(Top 11%)1348(Top 24%)
35K21.75 mi0.75 mi13146+2743788+1443788+1446517(Top 22%)1010(Top 8%)1010(Top 18%)
23M23.00 mi1.25 mi12725+4213573+2153573+2156494(Top 22%)1054(Top 8%)1054(Top 18%)
24M24.00 mi1.00 mi12424+3013439+1343439+1346318(Top 22%)1066(Top 8%)1066(Top 19%)
40K24.85 mi0.85 mi12180+2443338+1013338+1016894(Top 24%)1340(Top 11%)1340(Top 23%)
25.2M25.20 mi0.35 mi12037+1433260+783260+785320(Top 18%)874(Top 7%)874(Top 15%)
FINISH26.22 mi1.02 mi11713+3243115+1453115+1455202(Top 18%)871(Top 7%)871(Top 15%)

Segment Performance Analysis

10K→15K

0.0 - 3.1 mi

Top 52%
×21
+97ft-345ft

Overall

15116

Females

4810

F18-39

4810

5K→10K

3.1 - 6.2 mi

Top 56%
×5
+79ft-138ft

Overall

16249

Females

5458

F18-39

5458

10K→15K

6.2 - 9.3 mi

Top 52%
×3
+67ft-78ft

Overall

15116

Females

4810

F18-39

4810

15K→20K

9.3 - 12.4 mi

Top 47%
×5
+106ft-86ft

Overall

13661

Females

4020

F18-39

4020

20K→HALF

12.4 - 13.1 mi

Top 51%
×2
+19ft-37ft

Overall

14938

Females

4659

F18-39

4659

HALF→25K

13.1 - 15.5 mi

Top 45%
×4
+66ft-88ft

Overall

13133

Females

3801

F18-39

3801

25K→30K

15.5 - 18.6 mi

Top 37%
×9
+181ft-148ft

Overall

10817

Females

2676

F18-39

2676

30K→20M

18.6 - 20.0 mi

Top 33%
×5
+64ft-50ft

Overall

9655

Females

2235

F18-39

2235

20M→21M

20.0 - 21.0 mi

Top 25%
×8
+106ft-24ft

Overall

7319

Females

1348

F18-39

1348

21M→35K

21.0 - 21.8 mi

Top 22%
×7
+17ft-86ft

Overall

6517

Females

1010

F18-39

1010

35K→23M

21.8 - 23.0 mi

Top 22%
×5
+23ft-63ft

Overall

6494

Females

1054

F18-39

1054

23M→24M

23.0 - 24.0 mi

Top 22%
×6
+12ft-82ft

Overall

6318

Females

1066

F18-39

1066

24M→40K

24.0 - 24.9 mi

Top 24%
×1
+6ft-20ft

Overall

6894

Females

1340

F18-39

1340

40K→25.2M

24.9 - 25.2 mi

Top 18%
×1
+13ft-16ft

Overall

5320

Females

874

F18-39

874

25.2M→FINISH

25.2 - 26.2 mi

Top 18%
×2
+22ft-21ft

Overall

5202

Females

871

F18-39

871

Passing

Athletes you passed and who passed you throughout the race

Passing Analysis

Category:
Athletes Passed
5378*
Passed By
271
Net Change
+5107
SegmentAthletes PassedPassed ByNet ChangeStart RankEnd Rank
Start → 5K----#16820
5K10K458*186+272#16820#16548
10K15K530*44+486#16548#16062
15K20K644*6+638#16062#15424
20KHALF6321+42#15424#15382
HALF25K392*10+382#15382#15000
25K30K799*2+797#15000#14203
30K20M403*0+403#14203#13800
20M21M380*0+380#13800#13420
21M35K274*0+274#13420#13146
35K23M421*0+421#13146#12725
23M24M301*0+301#12725#12424
24M40K245*1+244#12424#12180
40K25.2M1430+143#12180#12037
25.2MFINISH325*1+324#12037#11713
TOTALS5378*271+5107

* 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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Qualifying & Age Grade

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OTQ

Olympic Trials Qualifying analysis available

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