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BOSTON MARATHON 2024

Dan Sammons

Bib: 3103•M

MI

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

⏱️ Race Timeline

Start
0:00:00
Race begins
5K· 3.11 mi
19:55
Rank: #2774
Start → 5K
19:55 | 6:25/mi
10K· 6.21 mi
40:02
Rank: #2786 (-12)
5K → 10K
20:07 | 6:28/mi
15K· 9.32 mi
1:02:31
Rank: #4385 (-1599)
10K → 15K
22:29 | 7:14/mi
20K· 12.43 mi
1:29:35
Rank: #7490 (-3105)
15K → 20K
27:04 | 8:43/mi
Half· 13.11 mi
1:35:20
Rank: #7884 (-394)
20K → Half
5:45 | 8:26/mi
25K· 15.53 mi
1:59:21
Rank: #10412 (-2528)
Half → 25K
24:01 | 9:54/mi
30K· 18.64 mi
2:32:05
Rank: #12710 (-2298)
25K → 30K
32:44 | 10:32/mi
20M
2:45:59
Rank: #13131 (-421)
30K → 20M
13:54 | 10:14/mi
21M
2:55:51
Rank: #13043 (+88)
20M → 21M
9:52 | 9:52/mi
35K· 21.75 mi
3:03:12
Rank: #13214 (-171)
21M → 35K
7:21 | 9:49/mi
23M
3:15:39
Rank: #13387 (-173)
35K → 23M
12:27 | 9:57/mi
24M
3:25:11
Rank: #13442 (-55)
23M → 24M
9:32 | 9:32/mi
40K· 24.85 mi
3:33:16
Rank: #13383 (+59)
24M → 40K
8:05 | 9:27/mi
25.2M
3:36:43
Rank: #13326 (+57)
40K → 25.2M
3:27 | 10:00/mi
Finish· 26.22 mi
3:45:02
Rank: #13156 (+170)
25.2M → Finish
8:19 | 8:10/mi

The Course

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Half Splits

1st Half· via HalfFaster
Distance13.11 mi
Time1:35:20
Pace7:16 /mi
2nd Half
Distance13.11 mi
Time2:09:42
Pace9:54 /mi
📊Positive Split: 36.0% slower second half

Checkpoint Splits

CheckpointDistanceTime of DayTimeAvg PaceSegment TimeSegment PaceDiff
5K
3.11 mi10:22:1119:556:2519:55
6:25
-
10K
6.21 mi10:42:1840:026:2720:07
6:28
+0:03
15K
9.32 mi11:04:471:02:316:4222:29
7:14
+0:46
20K
12.43 mi11:31:511:29:357:1327:04
8:43
+1:29
Half
13.11 mi11:37:361:35:207:165:45
8:26
-0:17
25K
15.53 mi12:01:371:59:217:4124:01
9:54
+1:28
30K
18.64 mi12:34:212:32:058:1032:44
10:32
+0:38
20M
20.00 mi12:48:152:45:598:1813:54
10:14
-0:18
21M
21.00 mi12:58:072:55:518:229:52
9:52
-0:22
35K
21.75 mi13:05:283:03:128:257:21
9:49
-0:03
23M
23.00 mi13:17:553:15:398:3012:27
9:57
+0:08
24M
24.00 mi13:27:273:25:118:339:32
9:32
-0:25
40K
24.85 mi13:35:323:33:168:358:05
9:27
-0:05
25.2M
25.20 mi13:38:593:36:438:363:27
10:00
+0:33
Finish
26.22 mi13:47:183:45:028:358:19
8:10
-1:50

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

6:25 /mi

Average Pace

8:35 /mi

Slowest Pace

10:32 /mi

Loading chart...
Fastest
Middle
Slowest
Average

📊Segments

Segment Time Comparison

Time at Faster Pace

1:43:39

46% of race

Time at Steady Pace

1:14:45

33% of race

Time at Slower Pace

46:38

21% of race

Average Pace: 8:35 /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 mi10:22:1119:556:2519:55
6:25
#2774
10K
6.21 mi10:42:1840:026:2720:07
6:28
#2786
15K
9.32 mi11:04:471:02:316:4222:29
7:14
#4385
20K
12.43 mi11:31:511:29:357:1327:04
8:43
#7490
Half
13.11 mi11:37:361:35:207:165:45
8:26
#7884
25K
15.53 mi12:01:371:59:217:4124:01
9:54
#10412
30K
18.64 mi12:34:212:32:058:1032:44
10:32
#12710
20M
20.00 mi12:48:152:45:598:1813:54
10:14
#13131
21M
21.00 mi12:58:072:55:518:229:52
9:52
#13043
35K
21.75 mi13:05:283:03:128:257:21
9:49
#13214
23M
23.00 mi13:17:553:15:398:3012:27
9:57
#13387
24M
24.00 mi13:27:273:25:118:339:32
9:32
#13442
40K
24.85 mi13:35:323:33:168:358:05
9:27
#13383
25.2M
25.20 mi13:38:593:36:438:363:27
10:00
#13326
Finish
26.22 mi13:47:183:45:028:358:19
8:10
#13156
Faster pace
Steady pace
Slower pace

Checkpoint and Segment Rankings

CheckpointDistanceSeg. DistOverallMalesM18-39Seg. OverallSeg. MalesSeg. M18-39
5K3.11 mi3.11 mi2774266026607728(Top 30%)6562(Top 45%)6562(Top 135%)
10K6.21 mi3.10 mi2786-122673-132673-132861(Top 11%)2734(Top 19%)2734(Top 56%)
15K9.32 mi3.11 mi4385-15994105-14324105-14327728(Top 30%)6562(Top 45%)6562(Top 135%)
20K12.43 mi3.11 mi7490-31056413-23086413-230815900(Top 62%)10336(Top 71%)10336(Top 213%)
Half13.11 mi0.68 mi7884-3946666-2536666-25315261(Top 60%)10024(Top 69%)10024(Top 207%)
25K15.53 mi2.42 mi10412-25287967-13017967-130118857(Top 74%)11510(Top 79%)11510(Top 237%)
30K18.64 mi3.11 mi12710-22988944-9778944-97718871(Top 74%)11324(Top 78%)11324(Top 234%)
20M20.00 mi1.36 mi13131-4219044-1009044-10017192(Top 67%)10342(Top 71%)10342(Top 213%)
21M21.00 mi1.00 mi13043+888954+908954+9012416(Top 49%)7910(Top 54%)7910(Top 163%)
35K21.75 mi0.75 mi13214-1718993-398993-3916587(Top 65%)9895(Top 68%)9895(Top 204%)
23M23.00 mi1.25 mi13387-1739012-199012-1915266(Top 60%)9175(Top 63%)9175(Top 189%)
24M24.00 mi1.00 mi13442-558988+248988+2414592(Top 57%)8817(Top 60%)8817(Top 182%)
40K24.85 mi0.85 mi13383+598927+618927+6112912(Top 51%)7883(Top 54%)7883(Top 163%)
25.2M25.20 mi0.35 mi13326+578886+418886+4110940(Top 43%)6862(Top 47%)6862(Top 142%)
Finish26.22 mi1.02 mi13156+1708765+1218765+1219551(Top 37%)6234(Top 43%)6234(Top 129%)

Segment Performance Analysis

10K→15K

0.0 - 3.1 mi

Top 30%
×21stories
+97ft-345ft

Overall

7728

Males

6562

M18-39

6562

5K→10K

3.1 - 6.2 mi

Top 11%
×5stories
+79ft-138ft

Overall

2861

Males

2734

M18-39

2734

10K→15K

6.2 - 9.3 mi

Top 30%
×3stories
+67ft-78ft

Overall

7728

Males

6562

M18-39

6562

15K→20K

9.3 - 12.4 mi

Top 62%
×5stories
+106ft-86ft

Overall

15900

Males

10336

M18-39

10336

20K→Half

12.4 - 13.1 mi

Top 60%
×2stories
+19ft-37ft

Overall

15261

Males

10024

M18-39

10024

Half→25K

13.1 - 15.5 mi

Top 74%
×4stories
+66ft-88ft

Overall

18857

Males

11510

M18-39

11510

25K→30K

15.5 - 18.6 mi

Top 74%
×9stories
+181ft-148ft

Overall

18871

Males

11324

M18-39

11324

30K→20M

18.6 - 20.0 mi

Top 67%
×5stories
+64ft-50ft

Overall

17192

Males

10342

M18-39

10342

20M→21M

20.0 - 21.0 mi

Top 49%
×8stories
+106ft-24ft

Overall

12416

Males

7910

M18-39

7910

21M→35K

21.0 - 21.8 mi

Top 65%
×7stories
+17ft-86ft

Overall

16587

Males

9895

M18-39

9895

35K→23M

21.8 - 23.0 mi

Top 60%
×5stories
+23ft-63ft

Overall

15266

Males

9175

M18-39

9175

23M→24M

23.0 - 24.0 mi

Top 57%
×6stories
+12ft-82ft

Overall

14592

Males

8817

M18-39

8817

24M→40K

24.0 - 24.9 mi

Top 51%
×1story
+6ft-20ft

Overall

12912

Males

7883

M18-39

7883

40K→25.2M

24.9 - 25.2 mi

Top 43%
×1story
+13ft-16ft

Overall

10940

Males

6862

M18-39

6862

25.2M→Finish

25.2 - 26.2 mi

Top 37%
×2stories
+22ft-21ft

Overall

9551

Males

6234

M18-39

6234

Passing Analysis

Category:
Athletes Passed
977
Passed By
11356
Net Change
-10382
SegmentAthletes PassedPassed ByNet ChangeStart RankEnd Rank
Start → 5K----#2774
5K → 10K137149-12#2774#2786
10K → 15K11600-1599#2786#4385
15K → 20K33108-3105#4385#7490
20K → Half2396-394#7490#7884
Half → 25K122538-2528#7884#10412
25K → 30K162313-2298#10412#12710
30K → 20M56477-421#12710#13131
20M → 21M17082+88#13131#13043
21M → 35K46217-171#13043#13214
35K → 23M83256-173#13214#13387
23M → 24M83138-55#13387#13442
24M → 40K11354+59#13442#13383
40K → 25.2M7720+57#13383#13326
25.2M → Finish1788+170#13326#13156
TOTALS97711356-10382
📊

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