Public Race Data

Boston Athletic Association

Boston Athletic Association

Mika Timing

Mika Timing

Alexandra Butzmann

Bib: 18322FAge: N/A

Boston Marathon logo
0:00
0:00
/ mi
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Overall
#0 / 29021
Gender (Female)
#0 / 12578
Top 38%
Age Group (F18-39)
#0 / 5716
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
23:50
3.11 mi
Rank: #14303
Start5K
23:50 | 7:41/mi
10K
47:46
6.21 mi
Rank: #14510 (-207)
5K10K
23:56 | 7:43/mi
15K
1:11:37
9.32 mi
Rank: #14405 (+105)
10K15K
23:51 | 7:41/mi
20K
1:35:35
12.43 mi
Rank: #14246 (+159)
15K20K
23:58 | 7:43/mi
HALF
1:40:51
13.11 mi
Rank: #14275 (-29)
20KHALF
5:16 | 7:44/mi
25K
1:59:38
15.53 mi
Rank: #14073 (+202)
HALF25K
18:47 | 7:45/mi
30K
2:24:32
18.64 mi
Rank: #13956 (+117)
25K30K
24:54 | 8:01/mi
20M
2:35:46
20.00 mi
Rank: #14001 (-45)
30K20M
11:14 | 8:17/mi
21M
2:44:45
21.00 mi
Rank: #14121 (-120)
20M21M
8:59 | 8:59/mi
35K
2:50:58
21.75 mi
Rank: #14202 (-81)
21M35K
6:13 | 8:19/mi
23M
3:01:35
23.00 mi
Rank: #14277 (-75)
35K23M
10:37 | 8:30/mi
24M
3:10:06
24.00 mi
Rank: #14425 (-148)
23M24M
8:31 | 8:31/mi
40K
3:17:46
24.85 mi
Rank: #14611 (-186)
24M40K
7:40 | 8:59/mi
25.2M
3:21:02
25.20 mi
Rank: #14661 (-50)
40K25.2M
3:16 | 9:29/mi
FINISH
3:29:25
26.22 mi
Rank: #14756 (-95)
25.2MFINISH
8:23 | 8:14/mi
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Splits & Pacing

Detailed breakdown of your race performance at each timing point

Half Splits

1st HalfFaster
via HALF
Distance13.11 mi
Time1:40:51
Pace7:42 /mi
2nd Half
Distance13.11 mi
Time1:48:34
Pace8:17 /mi
📊Positive Split: 7.7% slower second half

Checkpoint Splits

CheckpointDistanceTime of DayTimeAvg PaceSegment TimeSegment PaceDiff
5K
3.11 mi11:05:5023:507:4123:50
7:41
-
10K
6.21 mi11:29:4647:467:4223:56
7:43
+0:02
15K
9.32 mi11:53:371:11:377:4223:51
7:41
-0:02
20K
12.43 mi12:17:351:35:357:4223:58
7:43
+0:02
HALF
13.11 mi12:22:511:40:517:425:16
7:44
+0:01
25K
15.53 mi12:41:381:59:387:4318:47
7:45
+0:01
30K
18.64 mi13:06:322:24:327:4624:54
8:01
+0:16
20M
20.00 mi13:17:462:35:467:4811:14
8:17
+0:16
21M
21.00 mi13:26:452:44:457:518:59
8:59
+0:42
35K
21.75 mi13:32:582:50:587:526:13
8:19
-0:40
23M
23.00 mi13:43:353:01:357:5410:37
8:30
+0:11
24M
24.00 mi13:52:063:10:067:568:31
8:31
+0:01
40K
24.85 mi13:59:463:17:467:587:40
8:59
+0:28
25.2M
25.20 mi14:03:023:21:027:593:16
9:29
+0:30
FINISH
26.22 mi14:11:253:29:258:008:23
8:14
-1:15

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

7:41 /mi

Average Pace

8:00 /mi

Slowest Pace

9:29 /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

1:59:38

57% of race

Time at Steady Pace

1:01:21

29% of race

Time at Slower Pace

28:26

14% of race

Average Pace: 7:59 /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 mi11:05:5023:507:4123:50
7:41
#14303
10K
6.21 mi11:29:4647:467:4223:56
7:43
#14510
15K
9.32 mi11:53:371:11:377:4223:51
7:41
#14405
20K
12.43 mi12:17:351:35:357:4223:58
7:43
#14246
HALF
13.11 mi12:22:511:40:517:425:16
7:44
#14275
25K
15.53 mi12:41:381:59:387:4318:47
7:45
#14073
30K
18.64 mi13:06:322:24:327:4624:54
8:01
#13956
20M
20.00 mi13:17:462:35:467:4811:14
8:17
#14001
21M
21.00 mi13:26:452:44:457:518:59
8:59
#14121
35K
21.75 mi13:32:582:50:587:526:13
8:19
#14202
23M
23.00 mi13:43:353:01:357:5410:37
8:30
#14277
24M
24.00 mi13:52:063:10:067:568:31
8:31
#14425
40K
24.85 mi13:59:463:17:467:587:40
8:59
#14611
25.2M
25.20 mi14:03:023:21:027:593:16
9:29
#14661
FINISH
26.22 mi14:11:253:29:258:008:23
8:14
#14756
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 mi143034258425814346(Top 49%)4347(Top 35%)4347(Top 76%)
10K6.21 mi3.10 mi14510-2074398-1404398-14014802(Top 51%)4569(Top 36%)4569(Top 80%)
15K9.32 mi3.11 mi14405+1054365+334365+3314346(Top 49%)4347(Top 35%)4347(Top 76%)
20K12.43 mi3.11 mi14246+1594287+784287+7813865(Top 48%)4144(Top 33%)4144(Top 72%)
HALF13.11 mi0.68 mi14275-294298-114298-1115020(Top 52%)4741(Top 38%)4741(Top 83%)
25K15.53 mi2.42 mi14073+2024205+934205+9313410(Top 46%)3969(Top 32%)3969(Top 69%)
30K18.64 mi3.11 mi13956+1174170+354170+3513598(Top 47%)4181(Top 33%)4181(Top 73%)
20M20.00 mi1.36 mi14001-454233-634233-6314746(Top 51%)4898(Top 39%)4898(Top 86%)
21M21.00 mi1.00 mi14121-1204323-904323-9016047(Top 55%)5712(Top 45%)5712(Top 100%)
35K21.75 mi0.75 mi14202-814384-614384-6116492(Top 57%)6016(Top 48%)6016(Top 105%)
23M23.00 mi1.25 mi14277-754462-784462-7815621(Top 54%)5617(Top 45%)5617(Top 98%)
24M24.00 mi1.00 mi14425-1484585-1234585-12317001(Top 59%)6462(Top 51%)6462(Top 113%)
40K24.85 mi0.85 mi14611-1864707-1224707-12218241(Top 63%)7161(Top 57%)7161(Top 125%)
25.2M25.20 mi0.35 mi14661-504747-404747-4017197(Top 59%)6596(Top 52%)6596(Top 115%)
FINISH26.22 mi1.02 mi14756-954823-764823-7616584(Top 57%)6266(Top 50%)6266(Top 110%)

Segment Performance Analysis

10K→15K

0.0 - 3.1 mi

Top 49%
×21
+97ft-345ft

Overall

14346

Females

4347

F18-39

4347

5K→10K

3.1 - 6.2 mi

Top 51%
×5
+79ft-138ft

Overall

14802

Females

4569

F18-39

4569

10K→15K

6.2 - 9.3 mi

Top 49%
×3
+67ft-78ft

Overall

14346

Females

4347

F18-39

4347

15K→20K

9.3 - 12.4 mi

Top 48%
×5
+106ft-86ft

Overall

13865

Females

4144

F18-39

4144

20K→HALF

12.4 - 13.1 mi

Top 52%
×2
+19ft-37ft

Overall

15020

Females

4741

F18-39

4741

HALF→25K

13.1 - 15.5 mi

Top 46%
×4
+66ft-88ft

Overall

13410

Females

3969

F18-39

3969

25K→30K

15.5 - 18.6 mi

Top 47%
×9
+181ft-148ft

Overall

13598

Females

4181

F18-39

4181

30K→20M

18.6 - 20.0 mi

Top 51%
×5
+64ft-50ft

Overall

14746

Females

4898

F18-39

4898

20M→21M

20.0 - 21.0 mi

Top 55%
×8
+106ft-24ft

Overall

16047

Females

5712

F18-39

5712

21M→35K

21.0 - 21.8 mi

Top 57%
×7
+17ft-86ft

Overall

16492

Females

6016

F18-39

6016

35K→23M

21.8 - 23.0 mi

Top 54%
×5
+23ft-63ft

Overall

15621

Females

5617

F18-39

5617

23M→24M

23.0 - 24.0 mi

Top 59%
×6
+12ft-82ft

Overall

17001

Females

6462

F18-39

6462

24M→40K

24.0 - 24.9 mi

Top 63%
×1
+6ft-20ft

Overall

18241

Females

7161

F18-39

7161

40K→25.2M

24.9 - 25.2 mi

Top 59%
×1
+13ft-16ft

Overall

17197

Females

6596

F18-39

6596

25.2M→FINISH

25.2 - 26.2 mi

Top 57%
×2
+22ft-21ft

Overall

16584

Females

6266

F18-39

6266

Passing

Athletes you passed and who passed you throughout the race

Passing Analysis

Category:
Athletes Passed
1594*
Passed By
1825
Net Change
-453
SegmentAthletes PassedPassed ByNet ChangeStart RankEnd Rank
Start → 5K----#14303
5K10K200200-207#14303#14510
10K15K262*157+105#14510#14405
15K20K246*87+159#14405#14246
20KHALF1847-29#14246#14275
HALF25K242*40+202#14275#14073
25K30K240*123+117#14073#13956
30K20M90135-45#13956#14001
20M21M66186-120#14001#14121
21M35K37118-81#14121#14202
35K23M73148-75#14202#14277
23M24M40188-148#14277#14425
24M40K29200-186#14425#14611
40K25.2M1666-50#14611#14661
25.2MFINISH35130-95#14661#14756
TOTALS1594*1825-453

* 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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Activity Data

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