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BOSTON MARATHON 2024

Casey Mcdermott

Bib: 9688•F

IA

0:00
0:00
/ mi
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Overall
#0 / 25550
Top 6%
Gender (Female)
#0 / 10924
Top 0.6%
Division (F18-39)
#0 / 4660
Top 1%
Race Day Weather
55°/45°F
scattered clouds

⏱️ Race Timeline

Start
0:00:00
Race begins
5K· 3.11 mi
20:18
Rank: #3548
Start → 5K
20:18 | 6:32/mi
10K· 6.21 mi
40:14
Rank: #3004 (+544)
5K → 10K
19:56 | 6:25/mi
15K· 9.32 mi
1:00:03
Rank: #2621 (+383)
10K → 15K
19:49 | 6:23/mi
20K· 12.43 mi
1:19:42
Rank: #2236 (+385)
15K → 20K
19:39 | 6:19/mi
Half· 13.11 mi
1:23:55
Rank: #2161 (+75)
20K → Half
4:13 | 6:11/mi
25K· 15.53 mi
1:39:25
Rank: #1979 (+182)
Half → 25K
15:30 | 6:24/mi
30K· 18.64 mi
1:59:39
Rank: #1708 (+271)
25K → 30K
20:14 | 6:31/mi
20M
2:08:38
Rank: #1613 (+95)
30K → 20M
8:59 | 6:37/mi
21M
2:15:37
Rank: #1510 (+103)
20M → 21M
6:59 | 6:59/mi
35K· 21.75 mi
2:20:30
Rank: #1486 (+24)
21M → 35K
4:53 | 6:32/mi
23M
2:28:53
Rank: #1419 (+67)
35K → 23M
8:23 | 6:42/mi
24M
2:35:28
Rank: #1382 (+37)
23M → 24M
6:35 | 6:35/mi
40K· 24.85 mi
2:41:53
Rank: #1428 (-46)
24M → 40K
6:25 | 7:30/mi
25.2M
2:45:11
Rank: #1499 (-71)
40K → 25.2M
3:18 | 9:34/mi
Finish· 26.22 mi
2:53:17
Rank: #1645 (-146)
25.2M → Finish
8:06 | 7:57/mi

The Course

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Half Splits

1st Half· via HalfFaster
Distance13.11 mi
Time1:23:55
Pace6:24 /mi
2nd Half
Distance13.11 mi
Time1:29:22
Pace6:49 /mi
📊Positive Split: 6.5% slower second half

Checkpoint Splits

CheckpointDistanceTime of DayTimeAvg PaceSegment TimeSegment PaceDiff
5K
3.11 mi10:45:5120:186:3220:18
6:32
-
10K
6.21 mi11:05:4740:146:2819:56
6:25
-0:07
15K
9.32 mi11:25:361:00:036:2719:49
6:23
-0:02
20K
12.43 mi11:45:151:19:426:2519:39
6:19
-0:04
Half
13.11 mi11:49:281:23:556:244:13
6:11
-0:08
25K
15.53 mi12:04:581:39:256:2415:30
6:24
+0:13
30K
18.64 mi12:25:121:59:396:2520:14
6:31
+0:07
20M
20.00 mi12:34:112:08:386:268:59
6:37
+0:06
21M
21.00 mi12:41:102:15:376:276:59
6:59
+0:22
35K
21.75 mi12:46:032:20:306:284:53
6:32
-0:27
23M
23.00 mi12:54:262:28:536:288:23
6:42
+0:10
24M
24.00 mi13:01:012:35:286:296:35
6:35
-0:07
40K
24.85 mi13:07:262:41:536:316:25
7:30
+0:55
25.2M
25.20 mi13:10:442:45:116:333:18
9:34
+2:04
Finish
26.22 mi13:18:502:53:176:378:06
7:57
-1:37

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

6:11 /mi

Average Pace

6:37 /mi

Slowest Pace

9:34 /mi

Loading chart...
Fastest
Middle
Slowest
Average

📊Segments

Segment Time Comparison

Time at Faster Pace

0:00

0% of race

Time at Steady Pace

2:28:29

86% of race

Time at Slower Pace

24:48

14% of race

Average Pace: 6:37 /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 mi10:45:5120:186:3220:18
6:32
#3548
10K
6.21 mi11:05:4740:146:2819:56
6:25
#3004
15K
9.32 mi11:25:361:00:036:2719:49
6:23
#2621
20K
12.43 mi11:45:151:19:426:2519:39
6:19
#2236
Half
13.11 mi11:49:281:23:556:244:13
6:11
#2161
25K
15.53 mi12:04:581:39:256:2415:30
6:24
#1979
30K
18.64 mi12:25:121:59:396:2520:14
6:31
#1708
20M
20.00 mi12:34:112:08:386:268:59
6:37
#1613
21M
21.00 mi12:41:102:15:376:276:59
6:59
#1510
35K
21.75 mi12:46:032:20:306:284:53
6:32
#1486
23M
23.00 mi12:54:262:28:536:288:23
6:42
#1419
24M
24.00 mi13:01:012:35:286:296:35
6:35
#1382
40K
24.85 mi13:07:262:41:536:316:25
7:30
#1428
25.2M
25.20 mi13:10:442:45:116:333:18
9:34
#1499
Finish
26.22 mi13:18:502:53:176:378:06
7:57
#1645
Faster pace
Steady pace
Slower pace

Checkpoint and Segment Rankings

CheckpointDistanceSeg. DistOverallFemalesF18-39Seg. OverallSeg. FemalesSeg. F18-39
5K3.11 mi3.11 mi35481671672081(Top 8%)64(Top 0.6%)64(Top 1%)
10K6.21 mi3.10 mi3004+544127+40127+402516(Top 10%)92(Top 0.8%)92(Top 2%)
15K9.32 mi3.11 mi2621+38396+3196+312081(Top 8%)64(Top 0.6%)64(Top 1%)
20K12.43 mi3.11 mi2236+38573+2373+231452(Top 6%)43(Top 0.4%)43(Top 0.9%)
Half13.11 mi0.68 mi2161+7569+469+41300(Top 5%)39(Top 0.4%)39(Top 0.8%)
25K15.53 mi2.42 mi1979+18261+861+81421(Top 6%)47(Top 0.4%)47(Top 1%)
30K18.64 mi3.11 mi1708+27152+952+91089(Top 4%)46(Top 0.4%)46(Top 1.0%)
20M20.00 mi1.36 mi1613+9551+151+11118(Top 4%)54(Top 0.5%)54(Top 1%)
21M21.00 mi1.00 mi1510+10351511064(Top 4%)55(Top 0.5%)55(Top 1%)
35K21.75 mi0.75 mi1486+2451511358(Top 5%)74(Top 0.7%)74(Top 2%)
23M23.00 mi1.25 mi1419+6753-253-21064(Top 4%)60(Top 0.5%)60(Top 1%)
24M24.00 mi1.00 mi1382+3752+152+11138(Top 4%)73(Top 0.7%)73(Top 2%)
40K24.85 mi0.85 mi1428-4657-557-53530(Top 14%)610(Top 6%)610(Top 13%)
25.2M25.20 mi0.35 mi1499-7164-764-79024(Top 35%)3142(Top 29%)3142(Top 67%)
Finish26.22 mi1.02 mi1645-14670-670-68230(Top 32%)2686(Top 25%)2686(Top 58%)

Segment Performance Analysis

10K→15K

0.0 - 3.1 mi

Top 8%
×21stories
+97ft-345ft

Overall

2081

Females

64

F18-39

64

5K→10K

3.1 - 6.2 mi

Top 10%
×5stories
+79ft-138ft

Overall

2516

Females

92

F18-39

92

10K→15K

6.2 - 9.3 mi

Top 8%
×3stories
+67ft-78ft

Overall

2081

Females

64

F18-39

64

15K→20K

9.3 - 12.4 mi

Top 6%
×5stories
+106ft-86ft

Overall

1452

Females

43

F18-39

43

20K→Half

12.4 - 13.1 mi

Top 5%
×2stories
+19ft-37ft

Overall

1300

Females

39

F18-39

39

Half→25K

13.1 - 15.5 mi

Top 6%
×4stories
+66ft-88ft

Overall

1421

Females

47

F18-39

47

25K→30K

15.5 - 18.6 mi

Top 4%
×9stories
+181ft-148ft

Overall

1089

Females

46

F18-39

46

30K→20M

18.6 - 20.0 mi

Top 4%
×5stories
+64ft-50ft

Overall

1118

Females

54

F18-39

54

20M→21M

20.0 - 21.0 mi

Top 4%
×8stories
+106ft-24ft

Overall

1064

Females

55

F18-39

55

21M→35K

21.0 - 21.8 mi

Top 5%
×7stories
+17ft-86ft

Overall

1358

Females

74

F18-39

74

35K→23M

21.8 - 23.0 mi

Top 4%
×5stories
+23ft-63ft

Overall

1064

Females

60

F18-39

60

23M→24M

23.0 - 24.0 mi

Top 4%
×6stories
+12ft-82ft

Overall

1138

Females

73

F18-39

73

24M→40K

24.0 - 24.9 mi

Top 14%
×1story
+6ft-20ft

Overall

3530

Females

610

F18-39

610

40K→25.2M

24.9 - 25.2 mi

Top 35%
×1story
+13ft-16ft

Overall

9024

Females

3142

F18-39

3142

25.2M→Finish

25.2 - 26.2 mi

Top 32%
×2stories
+22ft-21ft

Overall

8230

Females

2686

F18-39

2686

Passing Analysis

Category:
Athletes Passed
2253
Passed By
350
Net Change
+1903
SegmentAthletes PassedPassed ByNet ChangeStart RankEnd Rank
Start → 5K----#3548
5K → 10K5506+544#3548#3004
10K → 15K3852+383#3004#2621
15K → 20K3850+385#2621#2236
20K → Half750+75#2236#2161
Half → 25K1897+182#2161#1979
25K → 30K2743+271#1979#1708
30K → 20M994+95#1708#1613
20M → 21M1096+103#1613#1510
21M → 35K3410+24#1510#1486
35K → 23M8215+67#1486#1419
23M → 24M469+37#1419#1382
24M → 40K1157-46#1382#1428
40K → 25.2M475-71#1428#1499
25.2M → Finish10156-146#1499#1645
TOTALS2253350+1903
📊

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