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BOSTON MARATHON 2024

Megan Crockford

Bib: 27420•F

0:00
0:00
/ mi
Masters
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Overall
#0 / 25550
Gender (Female)
#0 / 10924
Masters (Masters Women)
#0 / 6263
Division (F40-44)
#0 / 1613
Race Day Weather
55°/45°F
scattered clouds

⏱️ Race Timeline

Course Elevation
7–469 ft
≈
×2stacked redwood trees
•▲ 890 ft climb · ▼ 1342 ft descent
Ribbon color based on
FasterSteadySlower· vs. your average pace
Start
0:00
Race begins
5K· 3.11 mi
10:26/mi
32:24
↑ 97↓ 3451.5%
10K· 6.21 mi
10:30/mi
1:05:01
↑ 79↓ 1380.4%
15K· 9.32 mi
10:37/mi
1:38:00
↑ 67↓ 78
20K· 12.43 mi
10:43/mi
2:11:18
↑ 106↓ 860.1%
Half· 13.11 mi
10:45/mi
2:18:38
↑ 19↓ 370.5%
25K· 15.53 mi
11:01/mi
2:45:20
↑ 66↓ 880.2%
30K· 18.64 mi
11:38/mi
3:21:30
↑ 181↓ 1480.2%
20M
11:39/mi
3:37:20
↑ 64↓ 500.2%
21M
12:48/mi
3:50:08
↑ 106↓ 241.6%
35K· 21.75 mi
11:43/mi
3:58:54
↑ 17↓ 861.7%
23M
13:24/mi
4:15:41
↑ 23↓ 630.6%
24M
13:41/mi
4:29:22
↓ 821.3%
40K· 24.85 mi
12:40/mi
4:40:12
↓ 200.3%
25.2M
13:09/mi
4:44:44
↑ 13↓ 160.2%
Finish· 26.22 mi
10:44/mi
4:55:40
↑ 22↓ 21

The Course

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Half Splits

1st Half· via HalfFaster
Distance13.11 mi
Time2:18:38
Pace10:34 /mi
2nd Half
Distance13.11 mi
Time2:37:02
Pace11:59 /mi
📊Positive Split: 13.3% slower second half

Checkpoint Splits

CheckpointDistanceTime of DayTimeAvg PaceSegment TimeSegment PaceDiff
5K
3.11 mi11:51:0132:2410:2632:24
10:26
-
10K
6.21 mi12:23:381:05:0110:2832:37
10:30
+0:04
15K
9.32 mi12:56:371:38:0010:3132:59
10:37
+0:07
20K
12.43 mi13:29:552:11:1810:3433:18
10:43
+0:06
Half
13.11 mi13:37:152:18:3810:347:20
10:45
+0:02
25K
15.53 mi14:03:572:45:2010:3926:42
11:01
+0:16
30K
18.64 mi14:40:073:21:3010:4936:10
11:38
+0:37
20M
20.00 mi14:55:573:37:2010:5215:50
11:39
+0:01
21M
21.00 mi15:08:453:50:0810:5812:48
12:48
+1:09
35K
21.75 mi15:17:313:58:5410:598:46
11:43
-1:05
23M
23.00 mi15:34:184:15:4111:0716:47
13:24
+1:41
24M
24.00 mi15:47:594:29:2211:1313:41
13:41
+0:17
40K
24.85 mi15:58:494:40:1211:1610:50
12:40
-1:01
25.2M
25.20 mi16:03:214:44:4411:184:32
13:09
+0:29
Finish
26.22 mi16:14:174:55:4011:1710:56
10:44
-2:25

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

10:26 /mi

Average Pace

11:17 /mi

Slowest Pace

13:41 /mi

Loading chart...
Fastest
Middle
Slowest
Average

📊Segments

Segment Time Comparison

Time at Faster Pace

2:56:16

60% of race

Time at Steady Pace

1:00:46

21% of race

Time at Slower Pace

58:38

20% of race

Average Pace: 11:17 /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 mi11:51:0132:2410:2632:24
10:26
#23950
10K
6.21 mi12:23:381:05:0110:2832:37
10:30
#23690
15K
9.32 mi12:56:371:38:0010:3132:59
10:37
#23493
20K
12.43 mi13:29:552:11:1810:3433:18
10:43
#23153
Half
13.11 mi13:37:152:18:3810:347:20
10:45
#23160
25K
15.53 mi14:03:572:45:2010:3926:42
11:01
#22890
30K
18.64 mi14:40:073:21:3010:4936:10
11:38
#22602
20M
20.00 mi14:55:573:37:2010:5215:50
11:39
#22468
21M
21.00 mi15:08:453:50:0810:5812:48
12:48
#22375
35K
21.75 mi15:17:313:58:5410:598:46
11:43
#22335
23M
23.00 mi15:34:184:15:4111:0716:47
13:24
#22412
24M
24.00 mi15:47:594:29:2211:1313:41
13:41
#22523
40K
24.85 mi15:58:494:40:1211:1610:50
12:40
#22505
25.2M
25.20 mi16:03:214:44:4411:184:32
13:09
#22462
Finish
26.22 mi16:14:174:55:4011:1710:56
10:44
#22404
Faster pace
Steady pace
Slower pace

Checkpoint and Segment Rankings

CheckpointDistanceSeg. DistOverallFemalesF40-44Seg. OverallSeg. FemalesSeg. F40-44
5K3.11 mi3.11 mi239509927992723127(Top 91%)9501(Top 87%)9501(Top 589%)
10K6.21 mi3.10 mi23690+2609770+1579770+15723525(Top 92%)9698(Top 89%)9698(Top 601%)
15K9.32 mi3.11 mi23493+1979677+939677+9323127(Top 91%)9501(Top 87%)9501(Top 589%)
20K12.43 mi3.11 mi23153+3409504+1739504+17322125(Top 87%)8975(Top 82%)8975(Top 556%)
Half13.11 mi0.68 mi23160-79511-79511-723154(Top 91%)9578(Top 88%)9578(Top 594%)
25K15.53 mi2.42 mi22890+2709387+1249387+12421527(Top 84%)8752(Top 80%)8752(Top 543%)
30K18.64 mi3.11 mi22602+2889279+1089279+10821299(Top 83%)8795(Top 81%)8795(Top 545%)
20M20.00 mi1.36 mi22468+1349227+529227+5220732(Top 81%)8616(Top 79%)8616(Top 534%)
21M21.00 mi1.00 mi22375+939198+299198+2920400(Top 80%)8529(Top 78%)8529(Top 529%)
35K21.75 mi0.75 mi22335+409186+129186+1221303(Top 83%)8999(Top 82%)8999(Top 558%)
23M23.00 mi1.25 mi22412-779244-589244-5823113(Top 90%)9888(Top 91%)9888(Top 613%)
24M24.00 mi1.00 mi22523-1119327-839327-8323865(Top 93%)10293(Top 94%)10293(Top 638%)
40K24.85 mi0.85 mi22505+189334-79334-721726(Top 85%)9336(Top 85%)9336(Top 579%)
25.2M25.20 mi0.35 mi22462+439318+169318+1620032(Top 78%)8545(Top 78%)8545(Top 530%)
Finish26.22 mi1.02 mi22404+589304+149304+1420657(Top 81%)8807(Top 81%)8807(Top 546%)

Segment Performance Analysis

10K→15K

0.0 - 3.1 mi

Top 91%
×21story building
+97ft-345ft

Overall

23127

Females

9501

F40-44

9501

5K→10K

3.1 - 6.2 mi

Top 92%
×5story building
+79ft-138ft

Overall

23525

Females

9698

F40-44

9698

10K→15K

6.2 - 9.3 mi

Top 91%
×3story building
+67ft-78ft

Overall

23127

Females

9501

F40-44

9501

15K→20K

9.3 - 12.4 mi

Top 87%
×5story building
+106ft-86ft

Overall

22125

Females

8975

F40-44

8975

20K→Half

12.4 - 13.1 mi

Top 91%
×2story building
+19ft-37ft

Overall

23154

Females

9578

F40-44

9578

Half→25K

13.1 - 15.5 mi

Top 84%
×4story building
+66ft-88ft

Overall

21527

Females

8752

F40-44

8752

25K→30K

15.5 - 18.6 mi

Top 83%
×9story building
+181ft-148ft

Overall

21299

Females

8795

F40-44

8795

30K→20M

18.6 - 20.0 mi

Top 81%
×5story building
+64ft-50ft

Overall

20732

Females

8616

F40-44

8616

20M→21M

20.0 - 21.0 mi

Top 80%
×8story building
+106ft-24ft

Overall

20400

Females

8529

F40-44

8529

21M→35K

21.0 - 21.8 mi

Top 83%
×7story building
+17ft-86ft

Overall

21303

Females

8999

F40-44

8999

35K→23M

21.8 - 23.0 mi

Top 90%
×5story building
+23ft-63ft

Overall

23113

Females

9888

F40-44

9888

23M→24M

23.0 - 24.0 mi

Top 93%
×6story building
+12ft-82ft

Overall

23865

Females

10293

F40-44

10293

24M→40K

24.0 - 24.9 mi

Top 85%
×1story
+6ft-20ft

Overall

21726

Females

9336

F40-44

9336

40K→25.2M

24.9 - 25.2 mi

Top 78%
×1story
+13ft-16ft

Overall

20032

Females

8545

F40-44

8545

25.2M→Finish

25.2 - 26.2 mi

Top 81%
×2story building
+22ft-21ft

Overall

20657

Females

8807

F40-44

8807

Passing Analysis

Category:
Athletes Passed
2153
Passed By
607
Net Change
+1546
SegmentAthletes PassedPassed ByNet ChangeStart RankEnd Rank
Start → 5K----#23950
5K → 10K34686+260#23950#23690
10K → 15K25255+197#23690#23493
15K → 20K36121+340#23493#23153
20K → Half2330-7#23153#23160
Half → 25K28818+270#23160#22890
25K → 30K31830+288#22890#22602
30K → 20M15218+134#22602#22468
20M → 21M11320+93#22468#22375
21M → 35K6323+40#22375#22335
35K → 23M34111-77#22335#22412
23M → 24M24135-111#22412#22523
24M → 40K5436+18#22523#22505
40K → 25.2M441+43#22505#22462
25.2M → Finish8123+58#22462#22404
TOTALS2153607+1546
📊

Passing Visuals

Category:
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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