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BOSTON MARATHON 2023

Katy Hayes

Bib: 26151•F

MA

0:00
0:00
/ mi
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Overall
#0 / 26622
Top 31%
Gender (Female)
#0 / 11423
Top 12%
Division (F18-39)
#0 / 4884
Top 22%
Race Day Weather
49°/39°F
light intensity drizzle

⏱️ Race Timeline

Start
0:00:00
Race begins
5K· 3.11 mi
23:46
Rank: #11022
Start → 5K
23:46 | 7:39/mi
10K· 6.21 mi
46:33
Rank: #9947 (+1075)
5K → 10K
22:47 | 7:20/mi
15K· 9.32 mi
1:09:21
Rank: #9532 (+415)
10K → 15K
22:48 | 7:20/mi
20K· 12.43 mi
1:32:19
Rank: #9221 (+311)
15K → 20K
22:58 | 7:24/mi
Half· 13.11 mi
1:37:18
Rank: #9194 (+27)
20K → Half
4:59 | 7:18/mi
25K· 15.53 mi
1:55:19
Rank: #9014 (+180)
Half → 25K
18:01 | 7:26/mi
30K· 18.64 mi
2:19:12
Rank: #8895 (+119)
25K → 30K
23:53 | 7:41/mi
20M
2:30:01
Rank: #8959 (-64)
30K → 20M
10:49 | 7:58/mi
21M
2:37:59
Rank: #8834 (+125)
20M → 21M
7:58 | 7:58/mi
35K· 21.75 mi
2:43:28
Rank: #8760 (+74)
21M → 35K
5:29 | 7:20/mi
23M
2:53:07
Rank: #8680 (+80)
35K → 23M
9:39 | 7:42/mi
24M
3:00:28
Rank: #8550 (+130)
23M → 24M
7:21 | 7:21/mi
40K· 24.85 mi
3:06:47
Rank: #8427 (+123)
24M → 40K
6:19 | 7:23/mi
25.2M
3:09:29
Rank: #8358 (+69)
40K → 25.2M
2:42 | 7:50/mi
Finish· 26.22 mi
3:16:39
Rank: #8199 (+159)
25.2M → Finish
7:10 | 7:02/mi

The Course

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Half Splits

1st Half· via HalfFaster
Distance13.11 mi
Time1:37:18
Pace7:25 /mi
2nd Half
Distance13.11 mi
Time1:39:21
Pace7:35 /mi
📊Positive Split: 2.1% slower second half

Checkpoint Splits

CheckpointDistanceTime of DayTimeAvg PaceSegment TimeSegment PaceDiff
5K
3.11 mi11:42:3623:467:3923:46
7:39
-
10K
6.21 mi12:05:2346:337:2922:47
7:20
-0:19
15K
9.32 mi12:28:111:09:217:2622:48
7:20
0:00
20K
12.43 mi12:51:091:32:197:2622:58
7:24
+0:04
Half
13.11 mi12:56:081:37:187:254:59
7:18
-0:06
25K
15.53 mi13:14:091:55:197:2518:01
7:26
+0:08
30K
18.64 mi13:38:022:19:127:2823:53
7:41
+0:15
20M
20.00 mi13:48:512:30:017:3010:49
7:58
+0:17
21M
21.00 mi13:56:492:37:597:317:58
7:58
0:00
35K
21.75 mi14:02:182:43:287:315:29
7:20
-0:38
23M
23.00 mi14:11:572:53:077:329:39
7:42
+0:22
24M
24.00 mi14:19:183:00:287:317:21
7:21
-0:21
40K
24.85 mi14:25:373:06:477:316:19
7:23
+0:02
25.2M
25.20 mi14:28:193:09:297:312:42
7:50
+0:27
Finish
26.22 mi14:35:293:16:397:307:10
7:02
-0:48

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

7:02 /mi

Average Pace

7:30 /mi

Slowest Pace

7:58 /mi

Loading chart...
Fastest
Middle
Slowest
Average

📊Segments

Segment Time Comparison

Time at Faster Pace

2:55:10

89% of race

Time at Steady Pace

21:29

11% of race

Time at Slower Pace

0:00

0% of race

Average Pace: 7:30 /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 mi11:42:3623:467:3923:46
7:39
#11022
10K
6.21 mi12:05:2346:337:2922:47
7:20
#9947
15K
9.32 mi12:28:111:09:217:2622:48
7:20
#9532
20K
12.43 mi12:51:091:32:197:2622:58
7:24
#9221
Half
13.11 mi12:56:081:37:187:254:59
7:18
#9194
25K
15.53 mi13:14:091:55:197:2518:01
7:26
#9014
30K
18.64 mi13:38:022:19:127:2823:53
7:41
#8895
20M
20.00 mi13:48:512:30:017:3010:49
7:58
#8959
21M
21.00 mi13:56:492:37:597:317:58
7:58
#8834
35K
21.75 mi14:02:182:43:287:315:29
7:20
#8760
23M
23.00 mi14:11:572:53:077:329:39
7:42
#8680
24M
24.00 mi14:19:183:00:287:317:21
7:21
#8550
40K
24.85 mi14:25:373:06:477:316:19
7:23
#8427
25.2M
25.20 mi14:28:193:09:297:312:42
7:50
#8358
Finish
26.22 mi14:35:293:16:397:307:10
7:02
#8199
Faster pace
Steady pace
Slower pace
Est.Checkpoint not recorded (estimated)
~Segment time uses estimated prior

Checkpoint and Segment Rankings

CheckpointDistanceSeg. DistOverallFemalesF18-39Seg. OverallSeg. FemalesSeg. F18-39
5K3.11 mi3.11 mi11022233523358876(Top 33%)1399(Top 12%)1399(Top 29%)
10K6.21 mi3.10 mi9947+10751817+5181817+5189113(Top 34%)1456(Top 13%)1456(Top 30%)
15K9.32 mi3.11 mi9532+4151630+1871630+1878876(Top 33%)1399(Top 12%)1399(Top 29%)
20K12.43 mi3.11 mi9221+3111523+1071523+1078460(Top 32%)1282(Top 11%)1282(Top 26%)
Half13.11 mi0.68 mi9194+271517+61517+68700(Top 33%)1360(Top 12%)1360(Top 28%)
25K15.53 mi2.42 mi9014+1801450+671450+678270(Top 31%)1280(Top 11%)1280(Top 26%)
30K18.64 mi3.11 mi8895+1191444+61444+68551(Top 32%)1526(Top 13%)1526(Top 31%)
20M20.00 mi1.36 mi8959-641486-421486-4210025(Top 38%)2252(Top 20%)2252(Top 46%)
21M21.00 mi1.00 mi8834+1251452+341452+347087(Top 27%)1179(Top 10%)1179(Top 24%)
35K21.75 mi0.75 mi8760+741436+161436+167372(Top 28%)1247(Top 11%)1247(Top 26%)
23M23.00 mi1.25 mi8680+801440-41440-47785(Top 29%)1483(Top 13%)1483(Top 30%)
24M24.00 mi1.00 mi8550+1301410+301410+306755(Top 25%)1177(Top 10%)1177(Top 24%)
40K24.85 mi0.85 mi8427+1231383+271383+276043(Top 23%)1001(Top 9%)1001(Top 20%)
25.2M25.20 mi0.35 mi8358+691370+131370+135633(Top 21%)946(Top 8%)946(Top 19%)
Finish26.22 mi1.02 mi8199+1591334+361334+365436(Top 20%)883(Top 8%)883(Top 18%)

Segment Performance Analysis

10K→15K

0.0 - 3.1 mi

Top 33%
×21stories
+97ft-345ft

Overall

8876

Females

1399

F18-39

1399

5K→10K

3.1 - 6.2 mi

Top 34%
×5stories
+79ft-138ft

Overall

9113

Females

1456

F18-39

1456

10K→15K

6.2 - 9.3 mi

Top 33%
×3stories
+67ft-78ft

Overall

8876

Females

1399

F18-39

1399

15K→20K

9.3 - 12.4 mi

Top 32%
×5stories
+106ft-86ft

Overall

8460

Females

1282

F18-39

1282

20K→Half

12.4 - 13.1 mi

Top 33%
×2stories
+19ft-37ft

Overall

8700

Females

1360

F18-39

1360

Half→25K

13.1 - 15.5 mi

Top 31%
×4stories
+66ft-88ft

Overall

8270

Females

1280

F18-39

1280

25K→30K

15.5 - 18.6 mi

Top 32%
×9stories
+181ft-148ft

Overall

8551

Females

1526

F18-39

1526

30K→20M

18.6 - 20.0 mi

Top 38%
×5stories
+64ft-50ft

Overall

10025

Females

2252

F18-39

2252

20M→21M

20.0 - 21.0 mi

Top 27%
×8stories
+106ft-24ft

Overall

7087

Females

1179

F18-39

1179

21M→35K

21.0 - 21.8 mi

Top 28%
×7stories
+17ft-86ft

Overall

7372

Females

1247

F18-39

1247

35K→23M

21.8 - 23.0 mi

Top 29%
×5stories
+23ft-63ft

Overall

7785

Females

1483

F18-39

1483

23M→24M

23.0 - 24.0 mi

Top 25%
×6stories
+12ft-82ft

Overall

6755

Females

1177

F18-39

1177

24M→40K

24.0 - 24.9 mi

Top 23%
×1story
+6ft-20ft

Overall

6043

Females

1001

F18-39

1001

40K→25.2M

24.9 - 25.2 mi

Top 21%
×1story
+13ft-16ft

Overall

5633

Females

946

F18-39

946

25.2M→Finish

25.2 - 26.2 mi

Top 20%
×2stories
+22ft-21ft

Overall

5436

Females

883

F18-39

883

Passing Analysis

Category:
Athletes Passed
3294*
Passed By
471
Net Change
+2823
SegmentAthletes PassedPassed ByNet ChangeStart RankEnd Rank
Start → 5K----#11022
5K → 10K1102*27+1075#11022#9947
10K → 15K45338+415#9947#9532
15K → 20K33928+311#9532#9221
20K → Half3710+27#9221#9194
Half → 25K20929+180#9194#9014
25K → 30K225106+119#9014#8895
30K → 20M63127-64#8895#8959
20M → 21M14520+125#8959#8834
21M → 35K8612+74#8834#8760
35K → 23M11636+80#8760#8680
23M → 24M14616+130#8680#8550
24M → 40K13310+123#8550#8427
40K → 25.2M734+69#8427#8358
25.2M → Finish1678+159#8358#8199
TOTALS3294*471+2823

* 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