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BOSTON MARATHON 2023

Grace Hayes

Bib: 25611•F

MA

0:00
0:00
/ mi
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Overall
#0 / 26622
Gender (Female)
#0 / 11423
Top 49%
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
26:58
Rank: #18745
Start → 5K
26:58 | 8:41/mi
10K· 6.21 mi
52:46
Rank: #17861 (+884)
5K → 10K
25:48 | 8:18/mi
15K· 9.32 mi
1:18:51
Rank: #17591 (+270)
10K → 15K
26:05 | 8:24/mi
20K· 12.43 mi
1:44:58
Rank: #17229 (+362)
15K → 20K
26:07 | 8:24/mi
Half· 13.11 mi
1:50:37
Rank: #17183 (+46)
20K → Half
5:39 | 8:17/mi
25K· 15.53 mi
2:11:03
Rank: #16959 (+224)
Half → 25K
20:26 | 8:26/mi
30K· 18.64 mi
2:37:00
Rank: #16307 (+652)
25K → 30K
25:57 | 8:21/mi
20M
2:48:35
Rank: #16099 (+208)
30K → 20M
11:35 | 8:31/mi
21M
2:57:39
Rank: #15926 (+173)
20M → 21M
9:04 | 9:04/mi
35K· 21.75 mi
3:04:01
Rank: #15874 (+52)
21M → 35K
6:22 | 8:31/mi
23M
3:15:07
Rank: #15836 (+38)
35K → 23M
11:06 | 8:52/mi
24M
3:23:57
Rank: #15872 (-36)
23M → 24M
8:50 | 8:50/mi
40K· 24.85 mi
3:31:54
Rank: #15931 (-59)
24M → 40K
7:57 | 9:18/mi
25.2M
3:35:19
Rank: #15944 (-13)
40K → 25.2M
3:25 | 9:54/mi
Finish· 26.22 mi
3:44:43
Rank: #16107 (-163)
25.2M → Finish
9:24 | 9:13/mi

The Course

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Half Splits

1st Half· via HalfFaster
Distance13.11 mi
Time1:50:37
Pace8:26 /mi
2nd Half
Distance13.11 mi
Time1:54:06
Pace8:42 /mi
📊Positive Split: 3.1% slower second half

Checkpoint Splits

CheckpointDistanceTime of DayTimeAvg PaceSegment TimeSegment PaceDiff
5K
3.11 mi11:47:1926:588:4126:58
8:41
-
10K
6.21 mi12:13:0752:468:3025:48
8:18
-0:23
15K
9.32 mi12:39:121:18:518:2826:05
8:24
+0:06
20K
12.43 mi13:05:191:44:588:2726:07
8:24
0:00
Half
13.11 mi13:10:581:50:378:265:39
8:17
-0:07
25K
15.53 mi13:31:242:11:038:2620:26
8:26
+0:09
30K
18.64 mi13:57:212:37:008:2525:57
8:21
-0:05
20M
20.00 mi14:08:562:48:358:2611:35
8:31
+0:10
21M
21.00 mi14:18:002:57:398:289:04
9:04
+0:33
35K
21.75 mi14:24:223:04:018:286:22
8:31
-0:33
23M
23.00 mi14:35:283:15:078:2911:06
8:52
+0:21
24M
24.00 mi14:44:183:23:578:308:50
8:50
-0:02
40K
24.85 mi14:52:153:31:548:327:57
9:18
+0:28
25.2M
25.20 mi14:55:403:35:198:333:25
9:54
+0:36
Finish
26.22 mi15:05:043:44:438:359:24
9:13
-0:41

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

8:17 /mi

Average Pace

8:35 /mi

Slowest Pace

9:54 /mi

Loading chart...
Fastest
Middle
Slowest
Average

📊Segments

Segment Time Comparison

Time at Faster Pace

3:23:57

91% of race

Time at Steady Pace

17:21

8% of race

Time at Slower Pace

3:25

2% of race

Average Pace: 8:34 /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 mi11:47:1926:588:4126:58
8:41
#18745
10K
6.21 mi12:13:0752:468:3025:48
8:18
#17861
15K
9.32 mi12:39:121:18:518:2826:05
8:24
#17591
20K
12.43 mi13:05:191:44:588:2726:07
8:24
#17229
Half
13.11 mi13:10:581:50:378:265:39
8:17
#17183
25K
15.53 mi13:31:242:11:038:2620:26
8:26
#16959
30K
18.64 mi13:57:212:37:008:2525:57
8:21
#16307
20M
20.00 mi14:08:562:48:358:2611:35
8:31
#16099
21M
21.00 mi14:18:002:57:398:289:04
9:04
#15926
35K
21.75 mi14:24:223:04:018:286:22
8:31
#15874
23M
23.00 mi14:35:283:15:078:2911:06
8:52
#15836
24M
24.00 mi14:44:183:23:578:308:50
8:50
#15872
40K
24.85 mi14:52:153:31:548:327:57
9:18
#15931
25.2M
25.20 mi14:55:403:35:198:333:25
9:54
#15944
Finish
26.22 mi15:05:043:44:438:359:24
9:13
#16107
Faster pace
Steady pace
Slower pace

Checkpoint and Segment Rankings

CheckpointDistanceSeg. DistOverallFemalesF18-39Seg. OverallSeg. FemalesSeg. F18-39
5K3.11 mi3.11 mi187457035703517125(Top 64%)6001(Top 53%)6001(Top 123%)
10K6.21 mi3.10 mi17861+8846440+5956440+59516960(Top 64%)5850(Top 51%)5850(Top 120%)
15K9.32 mi3.11 mi17591+2706269+1716269+17117125(Top 64%)6001(Top 53%)6001(Top 123%)
20K12.43 mi3.11 mi17229+3626063+2066063+20616292(Top 61%)5528(Top 48%)5528(Top 113%)
Half13.11 mi0.68 mi17183+466034+296034+2916414(Top 62%)5546(Top 49%)5546(Top 114%)
25K15.53 mi2.42 mi16959+2245921+1135921+11315769(Top 59%)5299(Top 46%)5299(Top 108%)
30K18.64 mi3.11 mi16307+6525574+3475574+34713382(Top 50%)3971(Top 35%)3971(Top 81%)
20M20.00 mi1.36 mi16099+2085452+1225452+12213810(Top 52%)4309(Top 38%)4309(Top 88%)
21M21.00 mi1.00 mi15926+1735371+815371+8113831(Top 52%)4409(Top 39%)4409(Top 90%)
35K21.75 mi0.75 mi15874+525358+135358+1315414(Top 58%)5359(Top 47%)5359(Top 110%)
23M23.00 mi1.25 mi15836+385359-15359-115374(Top 58%)5383(Top 47%)5383(Top 110%)
24M24.00 mi1.00 mi15872-365401-425401-4216405(Top 62%)6025(Top 53%)6025(Top 123%)
40K24.85 mi0.85 mi15931-595441-405441-4017526(Top 66%)6691(Top 59%)6691(Top 137%)
25.2M25.20 mi0.35 mi15944-135453-125453-1217046(Top 64%)6438(Top 56%)6438(Top 132%)
Finish26.22 mi1.02 mi16107-1635554-1015554-10119033(Top 71%)7449(Top 65%)7449(Top 153%)

Segment Performance Analysis

10K→15K

0.0 - 3.1 mi

Top 64%
×21stories
+97ft-345ft

Overall

17125

Females

6001

F18-39

6001

5K→10K

3.1 - 6.2 mi

Top 64%
×5stories
+79ft-138ft

Overall

16960

Females

5850

F18-39

5850

10K→15K

6.2 - 9.3 mi

Top 64%
×3stories
+67ft-78ft

Overall

17125

Females

6001

F18-39

6001

15K→20K

9.3 - 12.4 mi

Top 61%
×5stories
+106ft-86ft

Overall

16292

Females

5528

F18-39

5528

20K→Half

12.4 - 13.1 mi

Top 62%
×2stories
+19ft-37ft

Overall

16414

Females

5546

F18-39

5546

Half→25K

13.1 - 15.5 mi

Top 59%
×4stories
+66ft-88ft

Overall

15769

Females

5299

F18-39

5299

25K→30K

15.5 - 18.6 mi

Top 50%
×9stories
+181ft-148ft

Overall

13382

Females

3971

F18-39

3971

30K→20M

18.6 - 20.0 mi

Top 52%
×5stories
+64ft-50ft

Overall

13810

Females

4309

F18-39

4309

20M→21M

20.0 - 21.0 mi

Top 52%
×8stories
+106ft-24ft

Overall

13831

Females

4409

F18-39

4409

21M→35K

21.0 - 21.8 mi

Top 58%
×7stories
+17ft-86ft

Overall

15414

Females

5359

F18-39

5359

35K→23M

21.8 - 23.0 mi

Top 58%
×5stories
+23ft-63ft

Overall

15374

Females

5383

F18-39

5383

23M→24M

23.0 - 24.0 mi

Top 62%
×6stories
+12ft-82ft

Overall

16405

Females

6025

F18-39

6025

24M→40K

24.0 - 24.9 mi

Top 66%
×1story
+6ft-20ft

Overall

17526

Females

6691

F18-39

6691

40K→25.2M

24.9 - 25.2 mi

Top 64%
×1story
+13ft-16ft

Overall

17046

Females

6438

F18-39

6438

25.2M→Finish

25.2 - 26.2 mi

Top 71%
×2stories
+22ft-21ft

Overall

19033

Females

7449

F18-39

7449

Passing Analysis

Category:
Athletes Passed
3439
Passed By
801
Net Change
+2638
SegmentAthletes PassedPassed ByNet ChangeStart RankEnd Rank
Start → 5K----#18745
5K → 10K996112+884#18745#17861
10K → 15K35888+270#17861#17591
15K → 20K39735+362#17591#17229
20K → Half559+46#17229#17183
Half → 25K24824+224#17183#16959
25K → 30K6553+652#16959#16307
30K → 20M2179+208#16307#16099
20M → 21M18512+173#16099#15926
21M → 35K7321+52#15926#15874
35K → 23M10567+38#15874#15836
23M → 24M6096-36#15836#15872
24M → 40K45104-59#15872#15931
40K → 25.2M2437-13#15931#15944
25.2M → Finish21184-163#15944#16107
TOTALS3439801+2638
📊

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