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BOSTON MARATHON 2023

Caitlin Hayes

Bib: 18280•F

MN

0:00
0:00
/ mi
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Overall
#0 / 26622
Gender (Female)
#0 / 11423
Top 35%
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
25:48
Rank: #16183
Start → 5K
25:48 | 8:18/mi
10K· 6.21 mi
51:07
Rank: #16004 (+179)
5K → 10K
25:19 | 8:09/mi
15K· 9.32 mi
1:16:21
Rank: #15756 (+248)
10K → 15K
25:14 | 8:07/mi
20K· 12.43 mi
1:41:46
Rank: #15502 (+254)
15K → 20K
25:25 | 8:11/mi
Half· 13.11 mi
1:47:14
Rank: #15455 (+47)
20K → Half
5:28 | 8:01/mi
25K· 15.53 mi
2:07:14
Rank: #15287 (+168)
Half → 25K
20:00 | 8:15/mi
30K· 18.64 mi
2:33:05
Rank: #14902 (+385)
25K → 30K
25:51 | 8:19/mi
20M
2:44:18
Rank: #14662 (+240)
30K → 20M
11:13 | 8:15/mi
21M
2:52:51
Rank: #14420 (+242)
20M → 21M
8:33 | 8:33/mi
35K· 21.75 mi
2:58:52
Rank: #14341 (+79)
21M → 35K
6:01 | 8:03/mi
23M
3:09:02
Rank: #14085 (+256)
35K → 23M
10:10 | 8:07/mi
24M
3:16:59
Rank: #13936 (+149)
23M → 24M
7:57 | 7:57/mi
40K· 24.85 mi
3:23:48
Rank: #13766 (+170)
24M → 40K
6:49 | 7:58/mi
25.2M
3:26:47
Rank: #13705 (+61)
40K → 25.2M
2:59 | 8:39/mi
Finish· 26.22 mi
3:34:37
Rank: #13529 (+176)
25.2M → Finish
7:50 | 7:41/mi

The Course

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Half Splits

1st Half· via Half⚖️ Balanced
Distance13.11 mi
Time1:47:14
Pace8:11 /mi
2nd Half⚖️ Balanced
Distance13.11 mi
Time1:47:23
Pace8:11 /mi
📊Even Split: Consistent pacing between halves

Checkpoint Splits

CheckpointDistanceTime of DayTimeAvg PaceSegment TimeSegment PaceDiff
5K
3.11 mi11:17:2825:488:1825:48
8:18
-
10K
6.21 mi11:42:4751:078:1425:19
8:09
-0:09
15K
9.32 mi12:08:011:16:218:1125:14
8:07
-0:02
20K
12.43 mi12:33:261:41:468:1125:25
8:11
+0:04
Half
13.11 mi12:38:541:47:148:115:28
8:01
-0:10
25K
15.53 mi12:58:542:07:148:1120:00
8:15
+0:14
30K
18.64 mi13:24:452:33:058:1325:51
8:19
+0:04
20M
20.00 mi13:35:582:44:188:1311:13
8:15
-0:04
21M
21.00 mi13:44:312:52:518:148:33
8:33
+0:18
35K
21.75 mi13:50:322:58:528:136:01
8:03
-0:30
23M
23.00 mi14:00:423:09:028:1310:10
8:07
+0:04
24M
24.00 mi14:08:393:16:598:127:57
7:57
-0:10
40K
24.85 mi14:15:283:23:488:126:49
7:58
+0:01
25.2M
25.20 mi14:18:273:26:478:122:59
8:39
+0:41
Finish
26.22 mi14:26:173:34:378:117:50
7:41
-0:58

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

7:41 /mi

Average Pace

8:11 /mi

Slowest Pace

8:39 /mi

Loading chart...
Fastest
Middle
Slowest
Average

📊Segments

Segment Time Comparison

Time at Faster Pace

3:23:05

95% of race

Time at Steady Pace

11:32

5% of race

Time at Slower Pace

0:00

0% of race

Average Pace: 8:11 /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 mi11:17:2825:488:1825:48
8:18
#16183
10K
6.21 mi11:42:4751:078:1425:19
8:09
#16004
15K
9.32 mi12:08:011:16:218:1125:14
8:07
#15756
20K
12.43 mi12:33:261:41:468:1125:25
8:11
#15502
Half
13.11 mi12:38:541:47:148:115:28
8:01
#15455
25K
15.53 mi12:58:542:07:148:1120:00
8:15
#15287
30K
18.64 mi13:24:452:33:058:1325:51
8:19
#14902
20M
20.00 mi13:35:582:44:188:1311:13
8:15
#14662
21M
21.00 mi13:44:312:52:518:148:33
8:33
#14420
35K
21.75 mi13:50:322:58:528:136:01
8:03
#14341
23M
23.00 mi14:00:423:09:028:1310:10
8:07
#14085
24M
24.00 mi14:08:393:16:598:127:57
7:57
#13936
40K
24.85 mi14:15:283:23:488:126:49
7:58
#13766
25.2M
25.20 mi14:18:273:26:478:122:59
8:39
#13705
Finish
26.22 mi14:26:173:34:378:117:50
7:41
#13529
Faster pace
Steady pace
Slower pace

Checkpoint and Segment Rankings

CheckpointDistanceSeg. DistOverallFemalesF18-39Seg. OverallSeg. FemalesSeg. F18-39
5K3.11 mi3.11 mi161835393539315309(Top 58%)4851(Top 42%)4851(Top 99%)
10K6.21 mi3.10 mi16004+1795281+1125281+11215887(Top 60%)5196(Top 45%)5196(Top 106%)
15K9.32 mi3.11 mi15756+2485127+1545127+15415309(Top 58%)4851(Top 42%)4851(Top 99%)
20K12.43 mi3.11 mi15502+2544991+1364991+13614837(Top 56%)4605(Top 40%)4605(Top 94%)
Half13.11 mi0.68 mi15455+474971+204971+2014515(Top 55%)4384(Top 38%)4384(Top 90%)
25K15.53 mi2.42 mi15287+1684889+824889+8214580(Top 55%)4568(Top 40%)4568(Top 94%)
30K18.64 mi3.11 mi14902+3854679+2104679+21013157(Top 49%)3845(Top 34%)3845(Top 79%)
20M20.00 mi1.36 mi14662+2404557+1224557+12212083(Top 45%)3331(Top 29%)3331(Top 68%)
21M21.00 mi1.00 mi14420+2424449+1084449+10810802(Top 41%)2781(Top 24%)2781(Top 57%)
35K21.75 mi0.75 mi14341+794412+374412+3712472(Top 47%)3691(Top 32%)3691(Top 76%)
23M23.00 mi1.25 mi14085+2564279+1334279+13310650(Top 40%)2853(Top 25%)2853(Top 58%)
24M24.00 mi1.00 mi13936+1494216+634216+6310935(Top 41%)3066(Top 27%)3066(Top 63%)
40K24.85 mi0.85 mi13766+1704121+954121+959929(Top 37%)2627(Top 23%)2627(Top 54%)
25.2M25.20 mi0.35 mi13705+614093+284093+2810565(Top 40%)2991(Top 26%)2991(Top 61%)
Finish26.22 mi1.02 mi13529+1764005+884005+889936(Top 37%)2683(Top 23%)2683(Top 55%)

Segment Performance Analysis

10K→15K

0.0 - 3.1 mi

Top 58%
×21stories
+97ft-345ft

Overall

15309

Females

4851

F18-39

4851

5K→10K

3.1 - 6.2 mi

Top 60%
×5stories
+79ft-138ft

Overall

15887

Females

5196

F18-39

5196

10K→15K

6.2 - 9.3 mi

Top 58%
×3stories
+67ft-78ft

Overall

15309

Females

4851

F18-39

4851

15K→20K

9.3 - 12.4 mi

Top 56%
×5stories
+106ft-86ft

Overall

14837

Females

4605

F18-39

4605

20K→Half

12.4 - 13.1 mi

Top 55%
×2stories
+19ft-37ft

Overall

14515

Females

4384

F18-39

4384

Half→25K

13.1 - 15.5 mi

Top 55%
×4stories
+66ft-88ft

Overall

14580

Females

4568

F18-39

4568

25K→30K

15.5 - 18.6 mi

Top 49%
×9stories
+181ft-148ft

Overall

13157

Females

3845

F18-39

3845

30K→20M

18.6 - 20.0 mi

Top 45%
×5stories
+64ft-50ft

Overall

12083

Females

3331

F18-39

3331

20M→21M

20.0 - 21.0 mi

Top 41%
×8stories
+106ft-24ft

Overall

10802

Females

2781

F18-39

2781

21M→35K

21.0 - 21.8 mi

Top 47%
×7stories
+17ft-86ft

Overall

12472

Females

3691

F18-39

3691

35K→23M

21.8 - 23.0 mi

Top 40%
×5stories
+23ft-63ft

Overall

10650

Females

2853

F18-39

2853

23M→24M

23.0 - 24.0 mi

Top 41%
×6stories
+12ft-82ft

Overall

10935

Females

3066

F18-39

3066

24M→40K

24.0 - 24.9 mi

Top 37%
×1story
+6ft-20ft

Overall

9929

Females

2627

F18-39

2627

40K→25.2M

24.9 - 25.2 mi

Top 40%
×1story
+13ft-16ft

Overall

10565

Females

2991

F18-39

2991

25.2M→Finish

25.2 - 26.2 mi

Top 37%
×2stories
+22ft-21ft

Overall

9936

Females

2683

F18-39

2683

Passing Analysis

Category:
Athletes Passed
3165
Passed By
511
Net Change
+2654
SegmentAthletes PassedPassed ByNet ChangeStart RankEnd Rank
Start → 5K----#16183
5K → 10K391212+179#16183#16004
10K → 15K34698+248#16004#15756
15K → 20K31460+254#15756#15502
20K → Half5710+47#15502#15455
Half → 25K22052+168#15455#15287
25K → 30K41227+385#15287#14902
30K → 20M2444+240#14902#14662
20M → 21M2475+242#14662#14420
21M → 35K9011+79#14420#14341
35K → 23M2615+256#14341#14085
23M → 24M1578+149#14085#13936
24M → 40K1744+170#13936#13766
40K → 25.2M7110+61#13766#13705
25.2M → Finish1815+176#13705#13529
TOTALS3165511+2654
📊

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