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BOSTON MARATHON 2024

David Duff

Bib: 5592•M

MA

0:00
0:00
/ mi
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Overall
#0 / 25550
Top 10%
Gender (Male)
#0 / 14578
Top 17%
Division (M18-39)
#0 / 4849
Top 36%
Race Day Weather
55°/45°F
scattered clouds

⏱️ Race Timeline

Start
0:00:00
Race begins
5K· 3.11 mi
20:50
Rank: #4862
Start → 5K
20:50 | 6:42/mi
10K· 6.21 mi
41:43
Rank: #4659 (+203)
5K → 10K
20:53 | 6:43/mi
15K· 9.32 mi
1:02:37
Rank: #4457 (+202)
10K → 15K
20:54 | 6:44/mi
20K· 12.43 mi
1:23:50
Rank: #4295 (+162)
15K → 20K
21:13 | 6:50/mi
Half· 13.11 mi
1:28:29
Rank: #4308 (-13)
20K → Half
4:39 | 6:49/mi
25K· 15.53 mi
1:45:12
Rank: #4159 (+149)
Half → 25K
16:43 | 6:54/mi
30K· 18.64 mi
2:06:38
Rank: #3666 (+493)
25K → 30K
21:26 | 6:54/mi
20M
2:16:07
Rank: #3482 (+184)
30K → 20M
9:29 | 6:59/mi
21M
2:23:26
Rank: #3315 (+167)
20M → 21M
7:19 | 7:19/mi
35K· 21.75 mi
2:28:21
Rank: #3183 (+132)
21M → 35K
4:55 | 6:34/mi
23M
2:37:03
Rank: #3014 (+169)
35K → 23M
8:42 | 6:57/mi
24M
2:43:53
Rank: #2909 (+105)
23M → 24M
6:50 | 6:50/mi
40K· 24.85 mi
2:49:43
Rank: #2781 (+128)
24M → 40K
5:50 | 6:49/mi
25.2M
2:52:18
Rank: #2726 (+55)
40K → 25.2M
2:35 | 7:29/mi
Finish· 26.22 mi
2:58:45
Rank: #2588 (+138)
25.2M → Finish
6:27 | 6:20/mi

The Course

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Half Splits

1st Half· via HalfFaster
Distance13.11 mi
Time1:28:29
Pace6:45 /mi
2nd Half
Distance13.11 mi
Time1:30:16
Pace6:53 /mi
📊Positive Split: 2.0% slower second half

Checkpoint Splits

CheckpointDistanceTime of DayTimeAvg PaceSegment TimeSegment PaceDiff
5K
3.11 mi10:25:0120:506:4220:50
6:42
-
10K
6.21 mi10:45:5441:436:4320:53
6:43
+0:01
15K
9.32 mi11:06:481:02:376:4320:54
6:44
+0:01
20K
12.43 mi11:28:011:23:506:4521:13
6:50
+0:06
Half
13.11 mi11:32:401:28:296:454:39
6:49
-0:01
25K
15.53 mi11:49:231:45:126:4616:43
6:54
+0:05
30K
18.64 mi12:10:492:06:386:4821:26
6:54
0:00
20M
20.00 mi12:20:182:16:076:489:29
6:59
+0:05
21M
21.00 mi12:27:372:23:266:507:19
7:19
+0:20
35K
21.75 mi12:32:322:28:216:494:55
6:34
-0:45
23M
23.00 mi12:41:142:37:036:508:42
6:57
+0:23
24M
24.00 mi12:48:042:43:536:506:50
6:50
-0:07
40K
24.85 mi12:53:542:49:436:505:50
6:49
-0:01
25.2M
25.20 mi12:56:292:52:186:502:35
7:29
+0:40
Finish
26.22 mi13:02:562:58:456:496:27
6:20
-1:09

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

6:20 /mi

Average Pace

6:49 /mi

Slowest Pace

7:29 /mi

Loading chart...
Fastest
Middle
Slowest
Average

📊Segments

Segment Time Comparison

Time at Faster Pace

2:39:22

89% of race

Time at Steady Pace

16:48

9% of race

Time at Slower Pace

2:35

1% of race

Average Pace: 6:49 /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 mi10:25:0120:506:4220:50
6:42
#4862
10K
6.21 mi10:45:5441:436:4320:53
6:43
#4659
15K
9.32 mi11:06:481:02:376:4320:54
6:44
#4457
20K
12.43 mi11:28:011:23:506:4521:13
6:50
#4295
Half
13.11 mi11:32:401:28:296:454:39
6:49
#4308
25K
15.53 mi11:49:231:45:126:4616:43
6:54
#4159
30K
18.64 mi12:10:492:06:386:4821:26
6:54
#3666
20M
20.00 mi12:20:182:16:076:489:29
6:59
#3482
21M
21.00 mi12:27:372:23:266:507:19
7:19
#3315
35K
21.75 mi12:32:322:28:216:494:55
6:34
#3183
23M
23.00 mi12:41:142:37:036:508:42
6:57
#3014
24M
24.00 mi12:48:042:43:536:506:50
6:50
#2909
40K
24.85 mi12:53:542:49:436:505:50
6:49
#2781
25.2M
25.20 mi12:56:292:52:186:502:35
7:29
#2726
Finish
26.22 mi13:02:562:58:456:496:27
6:20
#2588
Faster pace
Steady pace
Slower pace

Checkpoint and Segment Rankings

CheckpointDistanceSeg. DistOverallMalesM18-39Seg. OverallSeg. MalesSeg. M18-39
5K3.11 mi3.11 mi4862451145114095(Top 16%)3843(Top 26%)3843(Top 79%)
10K6.21 mi3.10 mi4659+2034345+1664345+1664487(Top 18%)4188(Top 29%)4188(Top 86%)
15K9.32 mi3.11 mi4457+2024166+1794166+1794095(Top 16%)3843(Top 26%)3843(Top 79%)
20K12.43 mi3.11 mi4295+1624013+1534013+1534071(Top 16%)3798(Top 26%)3798(Top 78%)
Half13.11 mi0.68 mi4308-134021-84021-84532(Top 18%)4170(Top 29%)4170(Top 86%)
25K15.53 mi2.42 mi4159+1493896+1253896+1253739(Top 15%)3473(Top 24%)3473(Top 72%)
30K18.64 mi3.11 mi3666+4933446+4503446+4502365(Top 9%)2230(Top 15%)2230(Top 46%)
20M20.00 mi1.36 mi3482+1843268+1783268+1782272(Top 9%)2128(Top 15%)2128(Top 44%)
21M21.00 mi1.00 mi3315+1673114+1543114+1541917(Top 8%)1789(Top 12%)1789(Top 37%)
35K21.75 mi0.75 mi3183+1322988+1262988+1261478(Top 6%)1390(Top 10%)1390(Top 29%)
23M23.00 mi1.25 mi3014+1692834+1542834+1541776(Top 7%)1638(Top 11%)1638(Top 34%)
24M24.00 mi1.00 mi2909+1052736+982736+981797(Top 7%)1645(Top 11%)1645(Top 34%)
40K24.85 mi0.85 mi2781+1282612+1242612+1241369(Top 5%)1260(Top 9%)1260(Top 26%)
25.2M25.20 mi0.35 mi2726+552561+512561+511422(Top 6%)1294(Top 9%)1294(Top 27%)
Finish26.22 mi1.02 mi2588+1382430+1312430+131979(Top 4%)903(Top 6%)903(Top 19%)

Segment Performance Analysis

10K→15K

0.0 - 3.1 mi

Top 16%
×21stories
+97ft-345ft

Overall

4095

Males

3843

M18-39

3843

5K→10K

3.1 - 6.2 mi

Top 18%
×5stories
+79ft-138ft

Overall

4487

Males

4188

M18-39

4188

10K→15K

6.2 - 9.3 mi

Top 16%
×3stories
+67ft-78ft

Overall

4095

Males

3843

M18-39

3843

15K→20K

9.3 - 12.4 mi

Top 16%
×5stories
+106ft-86ft

Overall

4071

Males

3798

M18-39

3798

20K→Half

12.4 - 13.1 mi

Top 18%
×2stories
+19ft-37ft

Overall

4532

Males

4170

M18-39

4170

Half→25K

13.1 - 15.5 mi

Top 15%
×4stories
+66ft-88ft

Overall

3739

Males

3473

M18-39

3473

25K→30K

15.5 - 18.6 mi

Top 9%
×9stories
+181ft-148ft

Overall

2365

Males

2230

M18-39

2230

30K→20M

18.6 - 20.0 mi

Top 9%
×5stories
+64ft-50ft

Overall

2272

Males

2128

M18-39

2128

20M→21M

20.0 - 21.0 mi

Top 8%
×8stories
+106ft-24ft

Overall

1917

Males

1789

M18-39

1789

21M→35K

21.0 - 21.8 mi

Top 6%
×7stories
+17ft-86ft

Overall

1478

Males

1390

M18-39

1390

35K→23M

21.8 - 23.0 mi

Top 7%
×5stories
+23ft-63ft

Overall

1776

Males

1638

M18-39

1638

23M→24M

23.0 - 24.0 mi

Top 7%
×6stories
+12ft-82ft

Overall

1797

Males

1645

M18-39

1645

24M→40K

24.0 - 24.9 mi

Top 5%
×1story
+6ft-20ft

Overall

1369

Males

1260

M18-39

1260

40K→25.2M

24.9 - 25.2 mi

Top 6%
×1story
+13ft-16ft

Overall

1422

Males

1294

M18-39

1294

25.2M→Finish

25.2 - 26.2 mi

Top 4%
×2stories
+22ft-21ft

Overall

979

Males

903

M18-39

903

Passing Analysis

Category:
Athletes Passed
2607
Passed By
333
Net Change
+2274
SegmentAthletes PassedPassed ByNet ChangeStart RankEnd Rank
Start → 5K----#4862
5K → 10K29895+203#4862#4659
10K → 15K24341+202#4659#4457
15K → 20K23573+162#4457#4295
20K → Half2235-13#4295#4308
Half → 25K19647+149#4308#4159
25K → 30K50411+493#4159#3666
30K → 20M1928+184#3666#3482
20M → 21M1747+167#3482#3315
21M → 35K1353+132#3315#3183
35K → 23M1756+169#3183#3014
23M → 24M1094+105#3014#2909
24M → 40K1291+128#2909#2781
40K → 25.2M550+55#2781#2726
25.2M → Finish1402+138#2726#2588
TOTALS2607333+2274
📊

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