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BOSTON MARATHON 2023

Mariah Boisvert

Bib: 14573•F

CA

0:00
0:00
/ mi
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Overall
#0 / 26622
Gender (Female)
#0 / 11423
Top 36%
Division (F18-39)
#0 / 4884
Race Day Weather
49°/39°F
light intensity drizzle

⏱️ Race Timeline

Start
0:00:00
Race begins
5K· 3.11 mi
22:54
Rank: #8619
Start → 5K
22:54 | 7:22/mi
10K· 6.21 mi
45:56
Rank: #9139 (-520)
5K → 10K
23:02 | 7:25/mi
15K· 9.32 mi
1:10:01
Rank: #10181 (-1042)
10K → 15K
24:05 | 7:45/mi
20K· 12.43 mi
1:35:09
Rank: #11165 (-984)
15K → 20K
25:08 | 8:05/mi
Half· 13.11 mi
1:40:29
Rank: #11236 (-71)
20K → Half
5:20 | 7:49/mi
25K· 15.53 mi
2:00:27
Rank: #11760 (-524)
Half → 25K
19:58 | 8:14/mi
30K· 18.64 mi
2:27:54
Rank: #12773 (-1013)
25K → 30K
27:27 | 8:50/mi
20M
2:39:59
Rank: #13049 (-276)
30K → 20M
12:05 | 8:54/mi
21M
2:49:20
Rank: #13155 (-106)
20M → 21M
9:21 | 9:21/mi
35K· 21.75 mi
2:55:42
Rank: #13247 (-92)
21M → 35K
6:22 | 8:31/mi
23M
3:06:59
Rank: #13439 (-192)
35K → 23M
11:17 | 9:01/mi
24M
3:15:44
Rank: #13541 (-102)
23M → 24M
8:45 | 8:45/mi
40K· 24.85 mi
3:23:27
Rank: #13653 (-112)
24M → 40K
7:43 | 9:02/mi
25.2M
3:26:43
Rank: #13675 (-22)
40K → 25.2M
3:16 | 9:28/mi
Finish· 26.22 mi
3:35:04
Rank: #13649 (+26)
25.2M → Finish
8:21 | 8:12/mi

The Course

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Half Splits

1st Half· via HalfFaster
Distance13.11 mi
Time1:40:29
Pace7:40 /mi
2nd Half
Distance13.11 mi
Time1:54:35
Pace8:44 /mi
📊Positive Split: 14.0% slower second half

Checkpoint Splits

CheckpointDistanceTime of DayTimeAvg PaceSegment TimeSegment PaceDiff
5K
3.11 mi10:50:4922:547:2222:54
7:22
-
10K
6.21 mi11:13:5145:567:2423:02
7:25
+0:03
15K
9.32 mi11:37:561:10:017:3124:05
7:45
+0:20
20K
12.43 mi12:03:041:35:097:3925:08
8:05
+0:20
Half
13.11 mi12:08:241:40:297:405:20
7:49
-0:16
25K
15.53 mi12:28:222:00:277:4519:58
8:14
+0:25
30K
18.64 mi12:55:492:27:547:5627:27
8:50
+0:36
20M
20.00 mi13:07:542:39:598:0012:05
8:54
+0:04
21M
21.00 mi13:17:152:49:208:049:21
9:21
+0:27
35K
21.75 mi13:23:372:55:428:056:22
8:31
-0:50
23M
23.00 mi13:34:543:06:598:0811:17
9:01
+0:30
24M
24.00 mi13:43:393:15:448:098:45
8:45
-0:16
40K
24.85 mi13:51:223:23:278:117:43
9:02
+0:17
25.2M
25.20 mi13:54:383:26:438:123:16
9:28
+0:26
Finish
26.22 mi14:02:593:35:048:138:21
8:12
-1:16

Checkpoints & Pacing

📈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

7:22 /mi

Average Pace

8:13 /mi

Slowest Pace

9:28 /mi

Loading chart...
Fastest
Middle
Slowest
Average

📊Segments

Segment Time Comparison

Time at Faster Pace

1:40:29

47% of race

Time at Steady Pace

1:10:53

33% of race

Time at Slower Pace

43:42

20% of race

Average Pace: 8:12 /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

Overall Pace Trend

CheckpointDistanceTime of DayTimeAvg PaceSegmentPaceTrendRank
5K
3.11 mi10:50:4922:547:2222:54
7:22
#8619
10K
6.21 mi11:13:5145:567:2423:02
7:25
#9139
15K
9.32 mi11:37:561:10:017:3124:05
7:45
#10181
20K
12.43 mi12:03:041:35:097:3925:08
8:05
#11165
Half
13.11 mi12:08:241:40:297:405:20
7:49
#11236
25K
15.53 mi12:28:222:00:277:4519:58
8:14
#11760
30K
18.64 mi12:55:492:27:547:5627:27
8:50
#12773
20M
20.00 mi13:07:542:39:598:0012:05
8:54
#13049
21M
21.00 mi13:17:152:49:208:049:21
9:21
#13155
35K
21.75 mi13:23:372:55:428:056:22
8:31
#13247
23M
23.00 mi13:34:543:06:598:0811:17
9:01
#13439
24M
24.00 mi13:43:393:15:448:098:45
8:45
#13541
40K
24.85 mi13:51:223:23:278:117:43
9:02
#13653
25.2M
25.20 mi13:54:383:26:438:123:16
9:28
#13675
Finish
26.22 mi14:02:593:35:048:138:21
8:12
#13649
Faster pace
Steady pace
Slower pace

Checkpoint and Segment Rankings

CheckpointDistanceSeg. DistOverallFemalesF18-39Seg. OverallSeg. FemalesSeg. F18-39
5K3.11 mi3.11 mi86191249124912335(Top 46%)3102(Top 27%)3102(Top 64%)
10K6.21 mi3.10 mi9139-5201470-2211470-2219773(Top 37%)1724(Top 15%)1724(Top 35%)
15K9.32 mi3.11 mi10181-10421901-4311901-43112335(Top 46%)3102(Top 27%)3102(Top 64%)
20K12.43 mi3.11 mi11165-9842418-5172418-51714163(Top 53%)4199(Top 37%)4199(Top 86%)
Half13.11 mi0.68 mi11236-712463-452463-4512958(Top 49%)3487(Top 31%)3487(Top 71%)
25K15.53 mi2.42 mi11760-5242793-3302793-33014492(Top 54%)4507(Top 39%)4507(Top 92%)
30K18.64 mi3.11 mi12773-10133415-6223415-62216281(Top 61%)5657(Top 50%)5657(Top 116%)
20M20.00 mi1.36 mi13049-2763596-1813596-18115967(Top 60%)5549(Top 49%)5549(Top 114%)
21M21.00 mi1.00 mi13155-1063669-733669-7315262(Top 57%)5199(Top 46%)5199(Top 106%)
35K21.75 mi0.75 mi13247-923742-733742-7315390(Top 58%)5335(Top 47%)5335(Top 109%)
23M23.00 mi1.25 mi13439-1923881-1393881-13916127(Top 61%)5807(Top 51%)5807(Top 119%)
24M24.00 mi1.00 mi13541-1023965-843965-8415940(Top 60%)5768(Top 50%)5768(Top 118%)
40K24.85 mi0.85 mi13653-1124054-894054-8916285(Top 61%)6010(Top 53%)6010(Top 123%)
25.2M25.20 mi0.35 mi13675-224072-184072-1815082(Top 57%)5336(Top 47%)5336(Top 109%)
Finish26.22 mi1.02 mi13649+264082-104082-1013414(Top 50%)4418(Top 39%)4418(Top 90%)

Segment Performance Analysis

10K→15K

0.0 - 3.1 mi

Top 46%
×21stories
+97ft-345ft

Overall

12335

Females

3102

F18-39

3102

5K→10K

3.1 - 6.2 mi

Top 37%
×5stories
+79ft-138ft

Overall

9773

Females

1724

F18-39

1724

10K→15K

6.2 - 9.3 mi

Top 46%
×3stories
+67ft-78ft

Overall

12335

Females

3102

F18-39

3102

15K→20K

9.3 - 12.4 mi

Top 53%
×5stories
+106ft-86ft

Overall

14163

Females

4199

F18-39

4199

20K→Half

12.4 - 13.1 mi

Top 49%
×2stories
+19ft-37ft

Overall

12958

Females

3487

F18-39

3487

Half→25K

13.1 - 15.5 mi

Top 54%
×4stories
+66ft-88ft

Overall

14492

Females

4507

F18-39

4507

25K→30K

15.5 - 18.6 mi

Top 61%
×9stories
+181ft-148ft

Overall

16281

Females

5657

F18-39

5657

30K→20M

18.6 - 20.0 mi

Top 60%
×5stories
+64ft-50ft

Overall

15967

Females

5549

F18-39

5549

20M→21M

20.0 - 21.0 mi

Top 57%
×8stories
+106ft-24ft

Overall

15262

Females

5199

F18-39

5199

21M→35K

21.0 - 21.8 mi

Top 58%
×7stories
+17ft-86ft

Overall

15390

Females

5335

F18-39

5335

35K→23M

21.8 - 23.0 mi

Top 61%
×5stories
+23ft-63ft

Overall

16127

Females

5807

F18-39

5807

23M→24M

23.0 - 24.0 mi

Top 60%
×6stories
+12ft-82ft

Overall

15940

Females

5768

F18-39

5768

24M→40K

24.0 - 24.9 mi

Top 61%
×1story
+6ft-20ft

Overall

16285

Females

6010

F18-39

6010

40K→25.2M

24.9 - 25.2 mi

Top 57%
×1story
+13ft-16ft

Overall

15082

Females

5336

F18-39

5336

25.2M→Finish

25.2 - 26.2 mi

Top 50%
×2stories
+22ft-21ft

Overall

13414

Females

4418

F18-39

4418

Passing Analysis

Category:
Athletes Passed
577
Passed By
5605
Net Change
-5030
SegmentAthletes PassedPassed ByNet ChangeStart RankEnd Rank
Start → 5K----#8619
5K → 10K96616-520#8619#9139
10K → 15K221062-1042#9139#10181
15K → 20K15999-984#10181#11165
20K → Half980-71#11165#11236
Half → 25K32556-524#11236#11760
25K → 30K331046-1013#11760#12773
30K → 20M44320-276#12773#13049
20M → 21M63169-106#13049#13155
21M → 35K31123-92#13155#13247
35K → 23M45237-192#13247#13439
23M → 24M44146-102#13439#13541
24M → 40K32144-112#13541#13653
40K → 25.2M3153-22#13653#13675
25.2M → Finish8054+26#13675#13649
TOTALS5775605-5030
📊

Passing Visuals

Category:
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🔥Passing Intensity

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🔄Passing Circle

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🌊Position Flow

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🏃Race Lanes

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Public Race Data

Boston Athletic Association

Boston Athletic Association

Mika Timing

Mika Timing