Public Race Data

Boston Athletic Association

Boston Athletic Association

Mika Timing

Mika Timing

Marscha Hornis

Bib: 32423FAge: N/A

Boston Marathon logo
0:00
0:00
/ mi
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Overall
#0 / 29021
Top 48%
Gender (Female)
#0 / 12578
Top 35%
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
26:11
3.11 mi
Rank: #19669
Start5K
26:11 | 8:26/mi
10K
51:00
6.21 mi
Rank: #18446 (+1223)
5K10K
24:49 | 8:00/mi
15K
1:15:25
9.32 mi
Rank: #17707 (+739)
10K15K
24:25 | 7:52/mi
20K
1:40:09
12.43 mi
Rank: #17252 (+455)
15K20K
24:44 | 7:58/mi
HALF
1:45:31
13.11 mi
Rank: #17182 (+70)
20KHALF
5:22 | 7:53/mi
25K
2:04:39
15.53 mi
Rank: #16746 (+436)
HALF25K
19:08 | 7:54/mi
30K
2:29:29
18.64 mi
Rank: #16130 (+616)
25K30K
24:50 | 8:00/mi
20M
2:40:13
20.00 mi
Rank: #15825 (+305)
30K20M
10:44 | 7:55/mi
21M
2:48:04
21.00 mi
Rank: #15394 (+431)
20M21M
7:51 | 7:51/mi
35K
2:53:49
21.75 mi
Rank: #15254 (+140)
21M35K
5:45 | 7:42/mi
23M
3:03:35
23.00 mi
Rank: #14981 (+273)
35K23M
9:46 | 7:49/mi
24M
3:10:59
24.00 mi
Rank: #14724 (+257)
23M24M
7:24 | 7:24/mi
40K
3:17:11
24.85 mi
Rank: #14423 (+301)
24M40K
6:12 | 7:16/mi
25.2M
3:19:57
25.20 mi
Rank: #14316 (+107)
40K25.2M
2:46 | 8:02/mi
FINISH
3:27:05
26.22 mi
Rank: #14048 (+268)
25.2MFINISH
7:08 | 7:00/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
Time1:45:31
Pace8:03 /mi
2nd Half✓ Faster
Distance13.11 mi
Time1:41:34
Pace7:45 /mi
📊Negative Split: 3.7% faster second half

Checkpoint Splits

CheckpointDistanceTime of DayTimeAvg PaceSegment TimeSegment PaceDiff
5K
3.11 mi11:56:3326:118:2626:11
8:26
-
10K
6.21 mi12:21:2251:008:1324:49
8:00
-0:26
15K
9.32 mi12:45:471:15:258:0624:25
7:52
-0:08
20K
12.43 mi13:10:311:40:098:0424:44
7:58
+0:06
HALF
13.11 mi13:15:531:45:318:035:22
7:53
-0:05
25K
15.53 mi13:35:012:04:398:0219:08
7:54
+0:01
30K
18.64 mi13:59:512:29:298:0224:50
8:00
+0:06
20M
20.00 mi14:10:352:40:138:0110:44
7:55
-0:05
21M
21.00 mi14:18:262:48:048:017:51
7:51
-0:04
35K
21.75 mi14:24:112:53:498:005:45
7:42
-0:09
23M
23.00 mi14:33:573:03:357:599:46
7:49
+0:07
24M
24.00 mi14:41:213:10:597:587:24
7:24
-0:25
40K
24.85 mi14:47:333:17:117:576:12
7:16
-0:08
25.2M
25.20 mi14:50:193:19:577:572:46
8:02
+0:46
FINISH
26.22 mi14:57:273:27:057:557:08
7:00
-1:02

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

7:00 /mi

Average Pace

7:54 /mi

Slowest Pace

8:26 /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

26:29

13% of race

Time at Steady Pace

2:34:25

75% of race

Time at Slower Pace

26:11

13% of race

Average Pace: 7:54 /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 mi11:56:3326:118:2626:11
8:26
#19669
10K
6.21 mi12:21:2251:008:1324:49
8:00
#18446
15K
9.32 mi12:45:471:15:258:0624:25
7:52
#17707
20K
12.43 mi13:10:311:40:098:0424:44
7:58
#17252
HALF
13.11 mi13:15:531:45:318:035:22
7:53
#17182
25K
15.53 mi13:35:012:04:398:0219:08
7:54
#16746
30K
18.64 mi13:59:512:29:298:0224:50
8:00
#16130
20M
20.00 mi14:10:352:40:138:0110:44
7:55
#15825
21M
21.00 mi14:18:262:48:048:017:51
7:51
#15394
35K
21.75 mi14:24:112:53:498:005:45
7:42
#15254
23M
23.00 mi14:33:573:03:357:599:46
7:49
#14981
24M
24.00 mi14:41:213:10:597:587:24
7:24
#14724
40K
24.85 mi14:47:333:17:117:576:12
7:16
#14423
25.2M
25.20 mi14:50:193:19:577:572:46
8:02
#14316
FINISH
26.22 mi14:57:273:27:057:557:08
7:00
#14048
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 mi196697450745015827(Top 55%)5239(Top 42%)5239(Top 92%)
10K6.21 mi3.10 mi18446+12236745+7056745+70517142(Top 59%)5989(Top 48%)5989(Top 105%)
15K9.32 mi3.11 mi17707+7396328+4176328+41715827(Top 55%)5239(Top 42%)5239(Top 92%)
20K12.43 mi3.11 mi17252+4556075+2536075+25315841(Top 55%)5288(Top 42%)5288(Top 93%)
HALF13.11 mi0.68 mi17182+706040+356040+3516147(Top 56%)5401(Top 43%)5401(Top 94%)
25K15.53 mi2.42 mi16746+4365791+2495791+24914532(Top 50%)4593(Top 37%)4593(Top 80%)
30K18.64 mi3.11 mi16130+6165484+3075484+30713452(Top 46%)4099(Top 33%)4099(Top 72%)
20M20.00 mi1.36 mi15825+3055311+1735311+17312149(Top 42%)3489(Top 28%)3489(Top 61%)
21M21.00 mi1.00 mi15394+4315084+2275084+2278919(Top 31%)2010(Top 16%)2010(Top 35%)
35K21.75 mi0.75 mi15254+1405018+665018+6612284(Top 42%)3701(Top 29%)3701(Top 65%)
23M23.00 mi1.25 mi14981+2734890+1284890+12811101(Top 38%)3171(Top 25%)3171(Top 55%)
24M24.00 mi1.00 mi14724+2574758+1324758+1329414(Top 32%)2387(Top 19%)2387(Top 42%)
40K24.85 mi0.85 mi14423+3014599+1594599+1597178(Top 25%)1466(Top 12%)1466(Top 26%)
25.2M25.20 mi0.35 mi14316+1074550+494550+498651(Top 30%)2225(Top 18%)2225(Top 39%)
FINISH26.22 mi1.02 mi14048+2684412+1384412+1387626(Top 26%)1767(Top 14%)1767(Top 31%)

Segment Performance Analysis

10K→15K

0.0 - 3.1 mi

Top 55%
×21
+97ft-345ft

Overall

15827

Females

5239

F18-39

5239

5K→10K

3.1 - 6.2 mi

Top 59%
×5
+79ft-138ft

Overall

17142

Females

5989

F18-39

5989

10K→15K

6.2 - 9.3 mi

Top 55%
×3
+67ft-78ft

Overall

15827

Females

5239

F18-39

5239

15K→20K

9.3 - 12.4 mi

Top 55%
×5
+106ft-86ft

Overall

15841

Females

5288

F18-39

5288

20K→HALF

12.4 - 13.1 mi

Top 56%
×2
+19ft-37ft

Overall

16147

Females

5401

F18-39

5401

HALF→25K

13.1 - 15.5 mi

Top 50%
×4
+66ft-88ft

Overall

14532

Females

4593

F18-39

4593

25K→30K

15.5 - 18.6 mi

Top 46%
×9
+181ft-148ft

Overall

13452

Females

4099

F18-39

4099

30K→20M

18.6 - 20.0 mi

Top 42%
×5
+64ft-50ft

Overall

12149

Females

3489

F18-39

3489

20M→21M

20.0 - 21.0 mi

Top 31%
×8
+106ft-24ft

Overall

8919

Females

2010

F18-39

2010

21M→35K

21.0 - 21.8 mi

Top 42%
×7
+17ft-86ft

Overall

12284

Females

3701

F18-39

3701

35K→23M

21.8 - 23.0 mi

Top 38%
×5
+23ft-63ft

Overall

11101

Females

3171

F18-39

3171

23M→24M

23.0 - 24.0 mi

Top 32%
×6
+12ft-82ft

Overall

9414

Females

2387

F18-39

2387

24M→40K

24.0 - 24.9 mi

Top 25%
×1
+6ft-20ft

Overall

7178

Females

1466

F18-39

1466

40K→25.2M

24.9 - 25.2 mi

Top 30%
×1
+13ft-16ft

Overall

8651

Females

2225

F18-39

2225

25.2M→FINISH

25.2 - 26.2 mi

Top 26%
×2
+22ft-21ft

Overall

7626

Females

1767

F18-39

1767

Passing

Athletes you passed and who passed you throughout the race

Passing Analysis

Category:
Athletes Passed
5725*
Passed By
104
Net Change
+5621
SegmentAthletes PassedPassed ByNet ChangeStart RankEnd Rank
Start → 5K----#19669
5K10K1251*28+1223#19669#18446
10K15K749*10+739#18446#17707
15K20K474*19+455#17707#17252
20KHALF8010+70#17252#17182
HALF25K443*7+436#17182#16746
25K30K623*7+616#16746#16130
30K20M307*2+305#16130#15825
20M21M432*1+431#15825#15394
21M35K1466+140#15394#15254
35K23M279*6+273#15254#14981
23M24M261*4+257#14981#14724
24M40K301*0+301#14724#14423
40K25.2M1092+107#14423#14316
25.2MFINISH270*2+268#14316#14048
TOTALS5725*104+5621

* 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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