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BOSTON MARATHON 2023

Mary Catherine Stovall

Bib: 13294•F

LA

0:00
0:00
/ mi
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Overall
#0 / 26622
Top 38%
Gender (Female)
#0 / 11423
Top 19%
Division (F18-39)
#0 / 4884
Top 33%
Race Day Weather
49°/39°F
light intensity drizzle

⏱️ Race Timeline

Start
0:00:00
Race begins
5K· 3.11 mi
24:06
Rank: #11986
Start → 5K
24:06 | 7:45/mi
10K· 6.21 mi
47:59
Rank: #12033 (-47)
5K → 10K
23:53 | 7:41/mi
15K· 9.32 mi
1:11:42
Rank: #11721 (+312)
10K → 15K
23:43 | 7:38/mi
20K· 12.43 mi
1:35:44
Rank: #11565 (+156)
15K → 20K
24:02 | 7:44/mi
Half· 13.11 mi
1:40:55
Rank: #11517 (+48)
20K → Half
5:11 | 7:36/mi
25K· 15.53 mi
1:59:43
Rank: #11358 (+159)
Half → 25K
18:48 | 7:45/mi
30K· 18.64 mi
2:23:38
Rank: #10827 (+531)
25K → 30K
23:55 | 7:42/mi
20M
2:34:09
Rank: #10618 (+209)
30K → 20M
10:31 | 7:44/mi
21M
2:42:14
Rank: #10434 (+184)
20M → 21M
8:05 | 8:05/mi
35K· 21.75 mi
2:47:47
Rank: #10315 (+119)
21M → 35K
5:33 | 7:25/mi
23M
2:57:32
Rank: #10167 (+148)
35K → 23M
9:45 | 7:47/mi
24M
3:05:07
Rank: #10056 (+111)
23M → 24M
7:35 | 7:35/mi
40K· 24.85 mi
3:11:48
Rank: #9973 (+83)
24M → 40K
6:41 | 7:49/mi
25.2M
3:14:46
Rank: #9958 (+15)
40K → 25.2M
2:58 | 8:36/mi
Finish· 26.22 mi
3:23:03
Rank: #10062 (-104)
25.2M → Finish
8:17 | 8:08/mi

The Course

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Half Splits

1st Half· via HalfFaster
Distance13.11 mi
Time1:40:55
Pace7:42 /mi
2nd Half
Distance13.11 mi
Time1:42:08
Pace7:47 /mi
📊Positive Split: 1.2% slower second half

Checkpoint Splits

CheckpointDistanceTime of DayTimeAvg PaceSegment TimeSegment PaceDiff
5K
3.11 mi10:52:4924:067:4524:06
7:45
-
10K
6.21 mi11:16:4247:597:4323:53
7:41
-0:04
15K
9.32 mi11:40:251:11:427:4223:43
7:38
-0:03
20K
12.43 mi12:04:271:35:447:4224:02
7:44
+0:06
Half
13.11 mi12:09:381:40:557:425:11
7:36
-0:08
25K
15.53 mi12:28:261:59:437:4218:48
7:45
+0:09
30K
18.64 mi12:52:212:23:387:4223:55
7:42
-0:03
20M
20.00 mi13:02:522:34:097:4210:31
7:44
+0:02
21M
21.00 mi13:10:572:42:147:448:05
8:05
+0:21
35K
21.75 mi13:16:302:47:477:435:33
7:25
-0:40
23M
23.00 mi13:26:152:57:327:439:45
7:47
+0:22
24M
24.00 mi13:33:503:05:077:437:35
7:35
-0:12
40K
24.85 mi13:40:313:11:487:436:41
7:49
+0:14
25.2M
25.20 mi13:43:293:14:467:442:58
8:36
+0:47
Finish
26.22 mi13:51:463:23:037:458:17
8:08
-0:28

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

7:25 /mi

Average Pace

7:45 /mi

Slowest Pace

8:36 /mi

Loading chart...
Fastest
Middle
Slowest
Average

📊Segments

Segment Time Comparison

Time at Faster Pace

3:20:05

99% of race

Time at Steady Pace

2:58

1% of race

Time at Slower Pace

0:00

0% of race

Average Pace: 7:45 /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 mi10:52:4924:067:4524:06
7:45
#11986
10K
6.21 mi11:16:4247:597:4323:53
7:41
#12033
15K
9.32 mi11:40:251:11:427:4223:43
7:38
#11721
20K
12.43 mi12:04:271:35:447:4224:02
7:44
#11565
Half
13.11 mi12:09:381:40:557:425:11
7:36
#11517
25K
15.53 mi12:28:261:59:437:4218:48
7:45
#11358
30K
18.64 mi12:52:212:23:387:4223:55
7:42
#10827
20M
20.00 mi13:02:522:34:097:4210:31
7:44
#10618
21M
21.00 mi13:10:572:42:147:448:05
8:05
#10434
35K
21.75 mi13:16:302:47:477:435:33
7:25
#10315
23M
23.00 mi13:26:152:57:327:439:45
7:47
#10167
24M
24.00 mi13:33:503:05:077:437:35
7:35
#10056
40K
24.85 mi13:40:313:11:487:436:41
7:49
#9973
25.2M
25.20 mi13:43:293:14:467:442:58
8:36
#9958
Finish
26.22 mi13:51:463:23:037:458:17
8:08
#10062
Faster pace
Steady pace
Slower pace

Checkpoint and Segment Rankings

CheckpointDistanceSeg. DistOverallFemalesF18-39Seg. OverallSeg. FemalesSeg. F18-39
5K3.11 mi3.11 mi119862858285811307(Top 42%)2517(Top 22%)2517(Top 52%)
10K6.21 mi3.10 mi12033-472882-242882-2412122(Top 46%)2935(Top 26%)2935(Top 60%)
15K9.32 mi3.11 mi11721+3122739+1432739+14311307(Top 42%)2517(Top 22%)2517(Top 52%)
20K12.43 mi3.11 mi11565+1562659+802659+8011197(Top 42%)2508(Top 22%)2508(Top 51%)
Half13.11 mi0.68 mi11517+482634+252634+2511036(Top 41%)2378(Top 21%)2378(Top 49%)
25K15.53 mi2.42 mi11358+1592567+672567+6710742(Top 40%)2355(Top 21%)2355(Top 48%)
30K18.64 mi3.11 mi10827+5312311+2562311+2568639(Top 32%)1571(Top 14%)1571(Top 32%)
20M20.00 mi1.36 mi10618+2092238+732238+738471(Top 32%)1595(Top 14%)1595(Top 33%)
21M21.00 mi1.00 mi10434+1842168+702168+707943(Top 30%)1502(Top 13%)1502(Top 31%)
35K21.75 mi0.75 mi10315+1192119+492119+498006(Top 30%)1513(Top 13%)1513(Top 31%)
23M23.00 mi1.25 mi10167+1482083+362083+368354(Top 31%)1737(Top 15%)1737(Top 36%)
24M24.00 mi1.00 mi10056+1112057+262057+268316(Top 31%)1808(Top 16%)1808(Top 37%)
40K24.85 mi0.85 mi9973+832049+82049+88818(Top 33%)2095(Top 18%)2095(Top 43%)
25.2M25.20 mi0.35 mi9958+152059-102059-1010196(Top 38%)2776(Top 24%)2776(Top 57%)
Finish26.22 mi1.02 mi10062-1042124-652124-6512979(Top 49%)4195(Top 37%)4195(Top 86%)

Segment Performance Analysis

10K→15K

0.0 - 3.1 mi

Top 42%
×21stories
+97ft-345ft

Overall

11307

Females

2517

F18-39

2517

5K→10K

3.1 - 6.2 mi

Top 46%
×5stories
+79ft-138ft

Overall

12122

Females

2935

F18-39

2935

10K→15K

6.2 - 9.3 mi

Top 42%
×3stories
+67ft-78ft

Overall

11307

Females

2517

F18-39

2517

15K→20K

9.3 - 12.4 mi

Top 42%
×5stories
+106ft-86ft

Overall

11197

Females

2508

F18-39

2508

20K→Half

12.4 - 13.1 mi

Top 41%
×2stories
+19ft-37ft

Overall

11036

Females

2378

F18-39

2378

Half→25K

13.1 - 15.5 mi

Top 40%
×4stories
+66ft-88ft

Overall

10742

Females

2355

F18-39

2355

25K→30K

15.5 - 18.6 mi

Top 32%
×9stories
+181ft-148ft

Overall

8639

Females

1571

F18-39

1571

30K→20M

18.6 - 20.0 mi

Top 32%
×5stories
+64ft-50ft

Overall

8471

Females

1595

F18-39

1595

20M→21M

20.0 - 21.0 mi

Top 30%
×8stories
+106ft-24ft

Overall

7943

Females

1502

F18-39

1502

21M→35K

21.0 - 21.8 mi

Top 30%
×7stories
+17ft-86ft

Overall

8006

Females

1513

F18-39

1513

35K→23M

21.8 - 23.0 mi

Top 31%
×5stories
+23ft-63ft

Overall

8354

Females

1737

F18-39

1737

23M→24M

23.0 - 24.0 mi

Top 31%
×6stories
+12ft-82ft

Overall

8316

Females

1808

F18-39

1808

24M→40K

24.0 - 24.9 mi

Top 33%
×1story
+6ft-20ft

Overall

8818

Females

2095

F18-39

2095

40K→25.2M

24.9 - 25.2 mi

Top 38%
×1story
+13ft-16ft

Overall

10196

Females

2776

F18-39

2776

25.2M→Finish

25.2 - 26.2 mi

Top 49%
×2stories
+22ft-21ft

Overall

12979

Females

4195

F18-39

4195

Passing Analysis

Category:
Athletes Passed
2701*
Passed By
776
Net Change
+1924
SegmentAthletes PassedPassed ByNet ChangeStart RankEnd Rank
Start → 5K----#11986
5K → 10K272319-47#11986#12033
10K → 15K38169+312#12033#11721
15K → 20K24084+156#11721#11565
20K → Half6214+48#11565#11517
Half → 25K19940+159#11517#11358
25K → 30K5398+531#11358#10827
30K → 20M218*9+209#10827#10618
20M → 21M1917+184#10618#10434
21M → 35K1201+119#10434#10315
35K → 23M16517+148#10315#10167
23M → 24M13019+111#10167#10056
24M → 40K104*21+83#10056#9973
40K → 25.2M3924+15#9973#9958
25.2M → Finish41144-104#9958#10062
TOTALS2701*776+1924

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

📊

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