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BOSTON MARATHON 2023

Carolina Mercado Leyva

Bib: 11665•F

0:00
0:00
/ mi
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Overall
#0 / 26622
Top 28%
Gender (Female)
#0 / 11423
Top 9%
Division (F18-39)
#0 / 4884
Top 17%
Race Day Weather
49°/39°F
light intensity drizzle

⏱️ Race Timeline

Start
0:00:00
Race begins
5K· 3.11 mi
22:26
Rank: #7634
Start → 5K
22:26 | 7:13/mi
10K· 6.21 mi
44:44
Rank: #7766 (-132)
5K → 10K
22:18 | 7:11/mi
15K· 9.32 mi
1:07:04
Rank: #7725 (+41)
10K → 15K
22:20 | 7:11/mi
20K· 12.43 mi
1:29:56
Rank: #7812 (-87)
15K → 20K
22:52 | 7:22/mi
Half· 13.11 mi
1:34:49
Rank: #7789 (+23)
20K → Half
4:53 | 7:09/mi
25K· 15.53 mi
1:52:52
Rank: #7835 (-46)
Half → 25K
18:03 | 7:27/mi
30K· 18.64 mi
2:16:12
Rank: #7685 (+150)
25K → 30K
23:20 | 7:31/mi
20M
2:26:33
Rank: #7646 (+39)
30K → 20M
10:21 | 7:37/mi
21M
2:34:48
Rank: #7668 (-22)
20M → 21M
8:15 | 8:15/mi
35K· 21.75 mi
2:40:11
Rank: #7596 (+72)
21M → 35K
5:23 | 7:12/mi
23M
2:49:46
Rank: #7543 (+53)
35K → 23M
9:35 | 7:39/mi
24M
2:57:06
Rank: #7474 (+69)
23M → 24M
7:20 | 7:20/mi
40K· 24.85 mi
3:03:27
Rank: #7407 (+67)
24M → 40K
6:21 | 7:26/mi
25.2M
3:06:18
Rank: #7417 (-10)
40K → 25.2M
2:51 | 8:16/mi
Finish· 26.22 mi
3:13:39
Rank: #7338 (+79)
25.2M → Finish
7:21 | 7:13/mi

The Course

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Half Splits

1st Half· via HalfFaster
Distance13.11 mi
Time1:34:49
Pace7:14 /mi
2nd Half
Distance13.11 mi
Time1:38:50
Pace7:32 /mi
📊Positive Split: 4.2% slower second half

Checkpoint Splits

CheckpointDistanceTime of DayTimeAvg PaceSegment TimeSegment PaceDiff
5K
3.11 mi10:50:0222:267:1322:26
7:13
-
10K
6.21 mi11:12:2044:447:1222:18
7:11
-0:02
15K
9.32 mi11:34:401:07:047:1222:20
7:11
0:00
20K
12.43 mi11:57:321:29:567:1422:52
7:22
+0:11
Half
13.11 mi12:02:251:34:497:144:53
7:09
-0:13
25K
15.53 mi12:20:281:52:527:1618:03
7:27
+0:18
30K
18.64 mi12:43:482:16:127:1823:20
7:31
+0:04
20M
20.00 mi12:54:092:26:337:2010:21
7:37
+0:06
21M
21.00 mi13:02:242:34:487:228:15
8:15
+0:38
35K
21.75 mi13:07:472:40:117:225:23
7:12
-1:03
23M
23.00 mi13:17:222:49:467:239:35
7:39
+0:27
24M
24.00 mi13:24:422:57:067:237:20
7:20
-0:19
40K
24.85 mi13:31:033:03:277:236:21
7:26
+0:06
25.2M
25.20 mi13:33:543:06:187:242:51
8:16
+0:50
Finish
26.22 mi13:41:153:13:397:237:21
7:13
-1:03

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

7:09 /mi

Average Pace

7:23 /mi

Slowest Pace

8:16 /mi

Loading chart...
Fastest
Middle
Slowest
Average

📊Segments

Segment Time Comparison

Time at Faster Pace

3:02:33

94% of race

Time at Steady Pace

11:06

6% of race

Time at Slower Pace

0:00

0% of race

Average Pace: 7:23 /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 mi10:50:0222:267:1322:26
7:13
#7634
10K
6.21 mi11:12:2044:447:1222:18
7:11
#7766
15K
9.32 mi11:34:401:07:047:1222:20
7:11
#7725
20K
12.43 mi11:57:321:29:567:1422:52
7:22
#7812
Half
13.11 mi12:02:251:34:497:144:53
7:09
#7789
25K
15.53 mi12:20:281:52:527:1618:03
7:27
#7835
30K
18.64 mi12:43:482:16:127:1823:20
7:31
#7685
20M
20.00 mi12:54:092:26:337:2010:21
7:37
#7646
21M
21.00 mi13:02:242:34:487:228:15
8:15
#7668
35K
21.75 mi13:07:472:40:117:225:23
7:12
#7596
23M
23.00 mi13:17:222:49:467:239:35
7:39
#7543
24M
24.00 mi13:24:422:57:067:237:20
7:20
#7474
40K
24.85 mi13:31:033:03:277:236:21
7:26
#7407
25.2M
25.20 mi13:33:543:06:187:242:51
8:16
#7417
Finish
26.22 mi13:41:153:13:397:237:21
7:13
#7338
Faster pace
Steady pace
Slower pace

Checkpoint and Segment Rankings

CheckpointDistanceSeg. DistOverallFemalesF18-39Seg. OverallSeg. FemalesSeg. F18-39
5K3.11 mi3.11 mi76348858857740(Top 29%)982(Top 9%)982(Top 20%)
10K6.21 mi3.10 mi7766-132937-52937-527957(Top 30%)1037(Top 9%)1037(Top 21%)
15K9.32 mi3.11 mi7725+41941-4941-47740(Top 29%)982(Top 9%)982(Top 20%)
20K12.43 mi3.11 mi7812-87985-44985-448223(Top 31%)1180(Top 10%)1180(Top 24%)
Half13.11 mi0.68 mi7789+23983+2983+27623(Top 29%)966(Top 8%)966(Top 20%)
25K15.53 mi2.42 mi7835-461019-361019-368373(Top 31%)1314(Top 12%)1314(Top 27%)
30K18.64 mi3.11 mi7685+150995+24995+247300(Top 27%)1038(Top 9%)1038(Top 21%)
20M20.00 mi1.36 mi7646+391006-111006-117612(Top 29%)1255(Top 11%)1255(Top 26%)
21M21.00 mi1.00 mi7668-221034-281034-288921(Top 34%)1883(Top 16%)1883(Top 39%)
35K21.75 mi0.75 mi7596+721012+221012+226540(Top 25%)933(Top 8%)933(Top 19%)
23M23.00 mi1.25 mi7543+531016-41016-47474(Top 28%)1361(Top 12%)1361(Top 28%)
24M24.00 mi1.00 mi7474+691018-21018-26636(Top 25%)1118(Top 10%)1118(Top 23%)
40K24.85 mi0.85 mi7407+671023-51023-56277(Top 24%)1073(Top 9%)1073(Top 22%)
25.2M25.20 mi0.35 mi7417-101034-111034-118123(Top 31%)1850(Top 16%)1850(Top 38%)
Finish26.22 mi1.02 mi7338+791025+91025+96543(Top 25%)1254(Top 11%)1254(Top 26%)

Segment Performance Analysis

10K→15K

0.0 - 3.1 mi

Top 29%
×21stories
+97ft-345ft

Overall

7740

Females

982

F18-39

982

5K→10K

3.1 - 6.2 mi

Top 30%
×5stories
+79ft-138ft

Overall

7957

Females

1037

F18-39

1037

10K→15K

6.2 - 9.3 mi

Top 29%
×3stories
+67ft-78ft

Overall

7740

Females

982

F18-39

982

15K→20K

9.3 - 12.4 mi

Top 31%
×5stories
+106ft-86ft

Overall

8223

Females

1180

F18-39

1180

20K→Half

12.4 - 13.1 mi

Top 29%
×2stories
+19ft-37ft

Overall

7623

Females

966

F18-39

966

Half→25K

13.1 - 15.5 mi

Top 31%
×4stories
+66ft-88ft

Overall

8373

Females

1314

F18-39

1314

25K→30K

15.5 - 18.6 mi

Top 27%
×9stories
+181ft-148ft

Overall

7300

Females

1038

F18-39

1038

30K→20M

18.6 - 20.0 mi

Top 29%
×5stories
+64ft-50ft

Overall

7612

Females

1255

F18-39

1255

20M→21M

20.0 - 21.0 mi

Top 34%
×8stories
+106ft-24ft

Overall

8921

Females

1883

F18-39

1883

21M→35K

21.0 - 21.8 mi

Top 25%
×7stories
+17ft-86ft

Overall

6540

Females

933

F18-39

933

35K→23M

21.8 - 23.0 mi

Top 28%
×5stories
+23ft-63ft

Overall

7474

Females

1361

F18-39

1361

23M→24M

23.0 - 24.0 mi

Top 25%
×6stories
+12ft-82ft

Overall

6636

Females

1118

F18-39

1118

24M→40K

24.0 - 24.9 mi

Top 24%
×1story
+6ft-20ft

Overall

6277

Females

1073

F18-39

1073

40K→25.2M

24.9 - 25.2 mi

Top 31%
×1story
+13ft-16ft

Overall

8123

Females

1850

F18-39

1850

25.2M→Finish

25.2 - 26.2 mi

Top 25%
×2stories
+22ft-21ft

Overall

6543

Females

1254

F18-39

1254

Passing Analysis

Category:
Athletes Passed
1361
Passed By
1065
Net Change
+296
SegmentAthletes PassedPassed ByNet ChangeStart RankEnd Rank
Start → 5K----#7634
5K → 10K164296-132#7634#7766
10K → 15K153112+41#7766#7725
15K → 20K84171-87#7725#7812
20K → Half3512+23#7812#7789
Half → 25K81127-46#7789#7835
25K → 30K21464+150#7835#7685
30K → 20M8950+39#7685#7646
20M → 21M5173-22#7646#7668
21M → 35K786+72#7668#7596
35K → 23M10451+53#7596#7543
23M → 24M9324+69#7543#7474
24M → 40K8417+67#7474#7407
40K → 25.2M2232-10#7407#7417
25.2M → Finish10930+79#7417#7338
TOTALS13611065+296
📊

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