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BOSTON MARATHON 2023

Kayla Cecil

Bib: 16376•F

TX

0:00
0:00
/ mi
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Overall
#0 / 26622
Top 37%
Gender (Female)
#0 / 11423
Top 17%
Division (F18-39)
#0 / 4884
Top 31%
Race Day Weather
49°/39°F
light intensity drizzle

⏱️ Race Timeline

Start
0:00:00
Race begins
5K· 3.11 mi
24:06
Rank: #11985
Start → 5K
24:06 | 7:45/mi
10K· 6.21 mi
47:48
Rank: #11733 (+252)
5K → 10K
23:42 | 7:38/mi
15K· 9.32 mi
1:11:37
Rank: #11642 (+91)
10K → 15K
23:49 | 7:40/mi
20K· 12.43 mi
1:35:25
Rank: #11331 (+311)
15K → 20K
23:48 | 7:40/mi
Half· 13.11 mi
1:40:33
Rank: #11280 (+51)
20K → Half
5:08 | 7:31/mi
25K· 15.53 mi
1:59:12
Rank: #11090 (+190)
Half → 25K
18:39 | 7:42/mi
30K· 18.64 mi
2:23:17
Rank: #10645 (+445)
25K → 30K
24:05 | 7:45/mi
20M
2:33:52
Rank: #10502 (+143)
30K → 20M
10:35 | 7:47/mi
21M
2:42:00
Rank: #10341 (+161)
20M → 21M
8:08 | 8:08/mi
35K· 21.75 mi
2:47:26
Rank: #10186 (+155)
21M → 35K
5:26 | 7:16/mi
23M
2:57:04
Rank: #9988 (+198)
35K → 23M
9:38 | 7:42/mi
24M
3:04:38
Rank: #9877 (+111)
23M → 24M
7:34 | 7:34/mi
40K· 24.85 mi
3:11:23
Rank: #9837 (+40)
24M → 40K
6:45 | 7:54/mi
25.2M
3:14:20
Rank: #9817 (+20)
40K → 25.2M
2:57 | 8:33/mi
Finish· 26.22 mi
3:22:06
Rank: #9760 (+57)
25.2M → Finish
7:46 | 7:37/mi

The Course

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Half Splits

1st Half· via Half⚖️ Balanced
Distance13.11 mi
Time1:40:33
Pace7:40 /mi
2nd Half⚖️ Balanced
Distance13.11 mi
Time1:41:33
Pace7:45 /mi
📊Even Split: Consistent pacing between halves

Checkpoint Splits

CheckpointDistanceTime of DayTimeAvg PaceSegment TimeSegment PaceDiff
5K
3.11 mi11:14:2624:067:4524:06
7:45
-
10K
6.21 mi11:38:0847:487:4223:42
7:38
-0:07
15K
9.32 mi12:01:571:11:377:4123:49
7:40
+0:02
20K
12.43 mi12:25:451:35:257:4123:48
7:40
0:00
Half
13.11 mi12:30:531:40:337:405:08
7:31
-0:09
25K
15.53 mi12:49:321:59:127:4018:39
7:42
+0:11
30K
18.64 mi13:13:372:23:177:4124:05
7:45
+0:03
20M
20.00 mi13:24:122:33:527:4210:35
7:47
+0:02
21M
21.00 mi13:32:202:42:007:438:08
8:08
+0:21
35K
21.75 mi13:37:462:47:267:425:26
7:16
-0:52
23M
23.00 mi13:47:242:57:047:429:38
7:42
+0:26
24M
24.00 mi13:54:583:04:387:427:34
7:34
-0:08
40K
24.85 mi14:01:433:11:237:426:45
7:54
+0:20
25.2M
25.20 mi14:04:403:14:207:432:57
8:33
+0:39
Finish
26.22 mi14:12:263:22:067:437:46
7:37
-0:56

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

7:16 /mi

Average Pace

7:43 /mi

Slowest Pace

8:33 /mi

Loading chart...
Fastest
Middle
Slowest
Average

📊Segments

Segment Time Comparison

Time at Faster Pace

3:11:01

95% of race

Time at Steady Pace

11:05

5% of race

Time at Slower Pace

0:00

0% of race

Average Pace: 7:42 /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 mi11:14:2624:067:4524:06
7:45
#11985
10K
6.21 mi11:38:0847:487:4223:42
7:38
#11733
15K
9.32 mi12:01:571:11:377:4123:49
7:40
#11642
20K
12.43 mi12:25:451:35:257:4123:48
7:40
#11331
Half
13.11 mi12:30:531:40:337:405:08
7:31
#11280
25K
15.53 mi12:49:321:59:127:4018:39
7:42
#11090
30K
18.64 mi13:13:372:23:177:4124:05
7:45
#10645
20M
20.00 mi13:24:122:33:527:4210:35
7:47
#10502
21M
21.00 mi13:32:202:42:007:438:08
8:08
#10341
35K
21.75 mi13:37:462:47:267:425:26
7:16
#10186
23M
23.00 mi13:47:242:57:047:429:38
7:42
#9988
24M
24.00 mi13:54:583:04:387:427:34
7:34
#9877
40K
24.85 mi14:01:433:11:237:426:45
7:54
#9837
25.2M
25.20 mi14:04:403:14:207:432:57
8:33
#9817
Finish
26.22 mi14:12:263:22:067:437:46
7:37
#9760
Faster pace
Steady pace
Slower pace

Checkpoint and Segment Rankings

CheckpointDistanceSeg. DistOverallFemalesF18-39Seg. OverallSeg. FemalesSeg. F18-39
5K3.11 mi3.11 mi119852857285711559(Top 43%)2657(Top 23%)2657(Top 54%)
10K6.21 mi3.10 mi11733+2522720+1372720+13711587(Top 44%)2642(Top 23%)2642(Top 54%)
15K9.32 mi3.11 mi11642+912688+322688+3211559(Top 43%)2657(Top 23%)2657(Top 54%)
20K12.43 mi3.11 mi11331+3112517+1712517+17110602(Top 40%)2201(Top 19%)2201(Top 45%)
Half13.11 mi0.68 mi11280+512487+302487+3010457(Top 39%)2112(Top 18%)2112(Top 43%)
25K15.53 mi2.42 mi11090+1902403+842403+8410244(Top 38%)2107(Top 18%)2107(Top 43%)
30K18.64 mi3.11 mi10645+4452223+1802223+1809015(Top 34%)1718(Top 15%)1718(Top 35%)
20M20.00 mi1.36 mi10502+1432171+522171+528800(Top 33%)1720(Top 15%)1720(Top 35%)
21M21.00 mi1.00 mi10341+1612118+532118+538234(Top 31%)1630(Top 14%)1630(Top 33%)
35K21.75 mi0.75 mi10186+1552050+682050+686956(Top 26%)1097(Top 10%)1097(Top 22%)
23M23.00 mi1.25 mi9988+1981981+691981+697716(Top 29%)1464(Top 13%)1464(Top 30%)
24M24.00 mi1.00 mi9877+1111973+81973+88197(Top 31%)1762(Top 15%)1762(Top 36%)
40K24.85 mi0.85 mi9837+401983-101983-109335(Top 35%)2317(Top 20%)2317(Top 47%)
25.2M25.20 mi0.35 mi9817+201987-41987-49912(Top 37%)2628(Top 23%)2628(Top 54%)
Finish26.22 mi1.02 mi9760+571988-11988-19442(Top 35%)2447(Top 21%)2447(Top 50%)

Segment Performance Analysis

10K→15K

0.0 - 3.1 mi

Top 43%
×21stories
+97ft-345ft

Overall

11559

Females

2657

F18-39

2657

5K→10K

3.1 - 6.2 mi

Top 44%
×5stories
+79ft-138ft

Overall

11587

Females

2642

F18-39

2642

10K→15K

6.2 - 9.3 mi

Top 43%
×3stories
+67ft-78ft

Overall

11559

Females

2657

F18-39

2657

15K→20K

9.3 - 12.4 mi

Top 40%
×5stories
+106ft-86ft

Overall

10602

Females

2201

F18-39

2201

20K→Half

12.4 - 13.1 mi

Top 39%
×2stories
+19ft-37ft

Overall

10457

Females

2112

F18-39

2112

Half→25K

13.1 - 15.5 mi

Top 38%
×4stories
+66ft-88ft

Overall

10244

Females

2107

F18-39

2107

25K→30K

15.5 - 18.6 mi

Top 34%
×9stories
+181ft-148ft

Overall

9015

Females

1718

F18-39

1718

30K→20M

18.6 - 20.0 mi

Top 33%
×5stories
+64ft-50ft

Overall

8800

Females

1720

F18-39

1720

20M→21M

20.0 - 21.0 mi

Top 31%
×8stories
+106ft-24ft

Overall

8234

Females

1630

F18-39

1630

21M→35K

21.0 - 21.8 mi

Top 26%
×7stories
+17ft-86ft

Overall

6956

Females

1097

F18-39

1097

35K→23M

21.8 - 23.0 mi

Top 29%
×5stories
+23ft-63ft

Overall

7716

Females

1464

F18-39

1464

23M→24M

23.0 - 24.0 mi

Top 31%
×6stories
+12ft-82ft

Overall

8197

Females

1762

F18-39

1762

24M→40K

24.0 - 24.9 mi

Top 35%
×1story
+6ft-20ft

Overall

9335

Females

2317

F18-39

2317

40K→25.2M

24.9 - 25.2 mi

Top 37%
×1story
+13ft-16ft

Overall

9912

Females

2628

F18-39

2628

25.2M→Finish

25.2 - 26.2 mi

Top 35%
×2stories
+22ft-21ft

Overall

9442

Females

2447

F18-39

2447

Passing Analysis

Category:
Athletes Passed
2821*
Passed By
595
Net Change
+2225
SegmentAthletes PassedPassed ByNet ChangeStart RankEnd Rank
Start → 5K----#11985
5K → 10K438186+252#11985#11733
10K → 15K229138+91#11733#11642
15K → 20K34837+311#11642#11331
20K → Half6211+51#11331#11280
Half → 25K22939+190#11280#11090
25K → 30K46520+445#11090#10645
30K → 20M156*13+143#10645#10502
20M → 21M17817+161#10502#10341
21M → 35K1561+155#10341#10186
35K → 23M202*4+198#10186#9988
23M → 24M13725+111#9988#9877
24M → 40K8141+40#9877#9837
40K → 25.2M4424+20#9837#9817
25.2M → Finish96*39+57#9817#9760
TOTALS2821*595+2225

* 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