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BOSTON MARATHON 2024

Haley Grygiel

Bib: 24718•F

MA

0:00
0:00
/ mi
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Overall
#0 / 25550
Gender (Female)
#0 / 10924
Division (F18-39)
#0 / 4660
Race Day Weather
55°/45°F
scattered clouds

⏱️ Race Timeline

Start
0:00:00
Race begins
5K· 3.11 mi
29:46
Rank: #21961
Start → 5K
9:35/mi
29:46 split
10K· 6.21 mi
59:21
Rank: #21690 (+271)
5K → 10K
9:31/mi
29:35 split
15K· 9.32 mi
1:28:55
Rank: #21342 (+348)
10K → 15K
9:31/mi
29:34 split
20K· 12.43 mi
2:00:01
Rank: #21106 (+236)
15K → 20K
10:01/mi
31:06 split
Half· 13.11 mi
2:06:41
Rank: #21092 (+14)
20K → Half
9:46/mi
6:40 split
25K· 15.53 mi
2:30:56
Rank: #20741 (+351)
Half → 25K
10:00/mi
24:15 split
30K· 18.64 mi
3:03:14
Rank: #20318 (+423)
25K → 30K
10:24/mi
32:18 split
20M
3:17:24
Rank: #20118 (+200)
30K → 20M
10:25/mi
14:10 split
21M
3:28:19
Rank: #19885 (+233)
20M → 21M
10:55/mi
10:55 split
35K· 21.75 mi
3:35:57
Rank: #19785 (+100)
21M → 35K
10:12/mi
7:38 split
23M
3:49:09
Rank: #19614 (+171)
35K → 23M
10:33/mi
13:12 split
24M
3:59:50
Rank: #19537 (+77)
23M → 24M
10:41/mi
10:41 split
40K· 24.85 mi
4:09:10
Rank: #19468 (+69)
24M → 40K
10:55/mi
9:20 split
25.2M
4:13:19
Rank: #19434 (+34)
40K → 25.2M
12:02/mi
4:09 split
Finish· 26.22 mi
4:23:36
Rank: #19380 (+54)
25.2M → Finish
10:05/mi
10:17 split

The Course

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Half Splits

1st Half· via HalfFaster
Distance13.11 mi
Time2:06:41
Pace9:40 /mi
2nd Half
Distance13.11 mi
Time2:16:55
Pace10:27 /mi
📊Positive Split: 8.1% slower second half

Checkpoint Splits

CheckpointDistanceTime of DayTimeAvg PaceSegment TimeSegment PaceDiff
5K
3.11 mi11:44:5029:469:3529:46
9:35
-
10K
6.21 mi12:14:2559:219:3329:35
9:31
-0:04
15K
9.32 mi12:43:591:28:559:3229:34
9:31
0:00
20K
12.43 mi13:15:052:00:019:3931:06
10:01
+0:30
Half
13.11 mi13:21:452:06:419:406:40
9:46
-0:15
25K
15.53 mi13:46:002:30:569:4324:15
10:00
+0:14
30K
18.64 mi14:18:183:03:149:5032:18
10:24
+0:24
20M
20.00 mi14:32:283:17:249:5214:10
10:25
+0:01
21M
21.00 mi14:43:233:28:199:5510:55
10:55
+0:30
35K
21.75 mi14:51:013:35:579:567:38
10:12
-0:43
23M
23.00 mi15:04:133:49:099:5813:12
10:33
+0:21
24M
24.00 mi15:14:543:59:5010:0010:41
10:41
+0:08
40K
24.85 mi15:24:144:09:1010:019:20
10:55
+0:14
25.2M
25.20 mi15:28:234:13:1910:034:09
12:02
+1:07
Finish
26.22 mi15:38:404:23:3610:0410:17
10:05
-1:57

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

9:31 /mi

Average Pace

10:04 /mi

Slowest Pace

12:02 /mi

Loading chart...
Fastest
Middle
Slowest
Average

📊Segments

Segment Time Comparison

Time at Faster Pace

1:35:35

36% of race

Time at Steady Pace

1:59:44

45% of race

Time at Slower Pace

48:17

18% of race

Average Pace: 10:03 /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 mi11:44:5029:469:3529:46
9:35
#21961
10K
6.21 mi12:14:2559:219:3329:35
9:31
#21690
15K
9.32 mi12:43:591:28:559:3229:34
9:31
#21342
20K
12.43 mi13:15:052:00:019:3931:06
10:01
#21106
Half
13.11 mi13:21:452:06:419:406:40
9:46
#21092
25K
15.53 mi13:46:002:30:569:4324:15
10:00
#20741
30K
18.64 mi14:18:183:03:149:5032:18
10:24
#20318
20M
20.00 mi14:32:283:17:249:5214:10
10:25
#20118
21M
21.00 mi14:43:233:28:199:5510:55
10:55
#19885
35K
21.75 mi14:51:013:35:579:567:38
10:12
#19785
23M
23.00 mi15:04:133:49:099:5813:12
10:33
#19614
24M
24.00 mi15:14:543:59:5010:0010:41
10:41
#19537
40K
24.85 mi15:24:144:09:1010:019:20
10:55
#19468
25.2M
25.20 mi15:28:234:13:1910:034:09
12:02
#19434
Finish
26.22 mi15:38:404:23:3610:0410:17
10:05
#19380
Faster pace
Steady pace
Slower pace

Checkpoint and Segment Rankings

CheckpointDistanceSeg. DistOverallFemalesF18-39Seg. OverallSeg. FemalesSeg. F18-39
5K3.11 mi3.11 mi219618883888320716(Top 81%)8165(Top 75%)8165(Top 175%)
10K6.21 mi3.10 mi21690+2718749+1348749+13421434(Top 84%)8611(Top 79%)8611(Top 185%)
15K9.32 mi3.11 mi21342+3488553+1968553+19620716(Top 81%)8165(Top 75%)8165(Top 175%)
20K12.43 mi3.11 mi21106+2368408+1458408+14520609(Top 81%)8144(Top 75%)8144(Top 175%)
Half13.11 mi0.68 mi21092+148407+18407+120884(Top 82%)8347(Top 76%)8347(Top 179%)
25K15.53 mi2.42 mi20741+3518239+1688239+16819132(Top 75%)7447(Top 68%)7447(Top 160%)
30K18.64 mi3.11 mi20318+4238058+1818058+18118520(Top 72%)7320(Top 67%)7320(Top 157%)
20M20.00 mi1.36 mi20118+2007983+757983+7517791(Top 70%)7106(Top 65%)7106(Top 152%)
21M21.00 mi1.00 mi19885+2337882+1017882+10116145(Top 63%)6401(Top 59%)6401(Top 137%)
35K21.75 mi0.75 mi19785+1007848+347848+3417784(Top 70%)7225(Top 66%)7225(Top 155%)
23M23.00 mi1.25 mi19614+1717794+547794+5417174(Top 67%)6992(Top 64%)6992(Top 150%)
24M24.00 mi1.00 mi19537+777776+187776+1818390(Top 72%)7653(Top 70%)7653(Top 164%)
40K24.85 mi0.85 mi19468+697749+277749+2717877(Top 70%)7451(Top 68%)7451(Top 160%)
25.2M25.20 mi0.35 mi19434+347738+117738+1117451(Top 68%)7279(Top 67%)7279(Top 156%)
Finish26.22 mi1.02 mi19380+547721+177721+1718743(Top 73%)7848(Top 72%)7848(Top 168%)

Segment Performance Analysis

10K→15K

0.0 - 3.1 mi

Top 81%
×21stories
+97ft-345ft

Overall

20716

Females

8165

F18-39

8165

5K→10K

3.1 - 6.2 mi

Top 84%
×5stories
+79ft-138ft

Overall

21434

Females

8611

F18-39

8611

10K→15K

6.2 - 9.3 mi

Top 81%
×3stories
+67ft-78ft

Overall

20716

Females

8165

F18-39

8165

15K→20K

9.3 - 12.4 mi

Top 81%
×5stories
+106ft-86ft

Overall

20609

Females

8144

F18-39

8144

20K→Half

12.4 - 13.1 mi

Top 82%
×2stories
+19ft-37ft

Overall

20884

Females

8347

F18-39

8347

Half→25K

13.1 - 15.5 mi

Top 75%
×4stories
+66ft-88ft

Overall

19132

Females

7447

F18-39

7447

25K→30K

15.5 - 18.6 mi

Top 72%
×9stories
+181ft-148ft

Overall

18520

Females

7320

F18-39

7320

30K→20M

18.6 - 20.0 mi

Top 70%
×5stories
+64ft-50ft

Overall

17791

Females

7106

F18-39

7106

20M→21M

20.0 - 21.0 mi

Top 63%
×8stories
+106ft-24ft

Overall

16145

Females

6401

F18-39

6401

21M→35K

21.0 - 21.8 mi

Top 70%
×7stories
+17ft-86ft

Overall

17784

Females

7225

F18-39

7225

35K→23M

21.8 - 23.0 mi

Top 67%
×5stories
+23ft-63ft

Overall

17174

Females

6992

F18-39

6992

23M→24M

23.0 - 24.0 mi

Top 72%
×6stories
+12ft-82ft

Overall

18390

Females

7653

F18-39

7653

24M→40K

24.0 - 24.9 mi

Top 70%
×1story
+6ft-20ft

Overall

17877

Females

7451

F18-39

7451

40K→25.2M

24.9 - 25.2 mi

Top 68%
×1story
+13ft-16ft

Overall

17451

Females

7279

F18-39

7279

25.2M→Finish

25.2 - 26.2 mi

Top 73%
×2stories
+22ft-21ft

Overall

18743

Females

7848

F18-39

7848

Passing Analysis

Category:
Athletes Passed
3012
Passed By
431
Net Change
+2581
SegmentAthletes PassedPassed ByNet ChangeStart RankEnd Rank
Start → 5K----#21961
5K → 10K390119+271#21961#21690
10K → 15K38941+348#21690#21342
15K → 20K31882+236#21342#21106
20K → Half3824+14#21106#21092
Half → 25K36211+351#21092#20741
25K → 30K44623+423#20741#20318
30K → 20M21212+200#20318#20118
20M → 21M2396+233#20118#19885
21M → 35K11212+100#19885#19785
35K → 23M18514+171#19785#19614
23M → 24M10326+77#19614#19537
24M → 40K9223+69#19537#19468
40K → 25.2M439+34#19468#19434
25.2M → Finish8329+54#19434#19380
TOTALS3012431+2581
📊

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