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BOSTON MARATHON 2024

David O'Brien

Bib: 6905•M

0:00
0:00
/ mi
Masters
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Overall
#0 / 25550
Top 18%
Gender (Male)
#0 / 14578
Top 28%
Masters (Masters Men)
#0 / 9729
Top 17%
Division (M55-59)
#0 / 1529
Top 5%
Race Day Weather
55°/45°F
scattered clouds

⏱️ Race Timeline

Start
0:00:00
Race begins
5K· 3.11 mi
20:04
Rank: #3078
Start → 5K
20:04 | 6:28/mi
10K· 6.21 mi
40:49
Rank: #3553 (-475)
5K → 10K
20:45 | 6:41/mi
15K· 9.32 mi
1:02:09
Rank: #4055 (-502)
10K → 15K
21:20 | 6:52/mi
20K· 12.43 mi
1:24:19
Rank: #4616 (-561)
15K → 20K
22:10 | 7:08/mi
Half· 13.11 mi
1:29:05
Rank: #4671 (-55)
20K → Half
4:46 | 6:59/mi
25K· 15.53 mi
1:46:38
Rank: #4862 (-191)
Half → 25K
17:33 | 7:14/mi
30K· 18.64 mi
2:10:05
Rank: #4877 (-15)
25K → 30K
23:27 | 7:33/mi
20M
2:20:28
Rank: #4820 (+57)
30K → 20M
10:23 | 7:38/mi
21M
2:28:37
Rank: #4741 (+79)
20M → 21M
8:09 | 8:09/mi
35K· 21.75 mi
2:34:22
Rank: #4728 (+13)
21M → 35K
5:45 | 7:41/mi
23M
2:44:31
Rank: #4731 (-3)
35K → 23M
10:09 | 8:06/mi
24M
2:52:25
Rank: #4723 (+8)
23M → 24M
7:54 | 7:54/mi
40K· 24.85 mi
2:59:23
Rank: #4694 (+29)
24M → 40K
6:58 | 8:09/mi
25.2M
3:02:29
Rank: #4682 (+12)
40K → 25.2M
3:06 | 8:59/mi
Finish· 26.22 mi
3:10:23
Rank: #4696 (-14)
25.2M → Finish
7:54 | 7:45/mi

The Course

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Half Splits

1st Half· via HalfFaster
Distance13.11 mi
Time1:29:05
Pace6:48 /mi
2nd Half
Distance13.11 mi
Time1:41:18
Pace7:44 /mi
📊Positive Split: 13.7% slower second half

Checkpoint Splits

CheckpointDistanceTime of DayTimeAvg PaceSegment TimeSegment PaceDiff
5K
3.11 mi10:25:0120:046:2820:04
6:28
-
10K
6.21 mi10:45:4640:496:3420:45
6:41
+0:13
15K
9.32 mi11:07:061:02:096:4021:20
6:52
+0:11
20K
12.43 mi11:29:161:24:196:4722:10
7:08
+0:16
Half
13.11 mi11:34:021:29:056:484:46
6:59
-0:09
25K
15.53 mi11:51:351:46:386:5217:33
7:14
+0:15
30K
18.64 mi12:15:022:10:056:5923:27
7:33
+0:19
20M
20.00 mi12:25:252:20:287:0110:23
7:38
+0:05
21M
21.00 mi12:33:342:28:377:058:09
8:09
+0:31
35K
21.75 mi12:39:192:34:227:065:45
7:41
-0:28
23M
23.00 mi12:49:282:44:317:0910:09
8:06
+0:25
24M
24.00 mi12:57:222:52:257:117:54
7:54
-0:12
40K
24.85 mi13:04:202:59:237:136:58
8:09
+0:15
25.2M
25.20 mi13:07:263:02:297:143:06
8:59
+0:50
Finish
26.22 mi13:15:203:10:237:167:54
7:45
-1:14

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

6:28 /mi

Average Pace

7:16 /mi

Slowest Pace

8:59 /mi

Loading chart...
Fastest
Middle
Slowest
Average

📊Segments

Segment Time Comparison

Time at Faster Pace

1:46:38

56% of race

Time at Steady Pace

55:23

29% of race

Time at Slower Pace

28:22

15% of race

Average Pace: 7:16 /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 mi10:25:0120:046:2820:04
6:28
#3078
10K
6.21 mi10:45:4640:496:3420:45
6:41
#3553
15K
9.32 mi11:07:061:02:096:4021:20
6:52
#4055
20K
12.43 mi11:29:161:24:196:4722:10
7:08
#4616
Half
13.11 mi11:34:021:29:056:484:46
6:59
#4671
25K
15.53 mi11:51:351:46:386:5217:33
7:14
#4862
30K
18.64 mi12:15:022:10:056:5923:27
7:33
#4877
20M
20.00 mi12:25:252:20:287:0110:23
7:38
#4820
21M
21.00 mi12:33:342:28:377:058:09
8:09
#4741
35K
21.75 mi12:39:192:34:227:065:45
7:41
#4728
23M
23.00 mi12:49:282:44:317:0910:09
8:06
#4731
24M
24.00 mi12:57:222:52:257:117:54
7:54
#4723
40K
24.85 mi13:04:202:59:237:136:58
8:09
#4694
25.2M
25.20 mi13:07:263:02:297:143:06
8:59
#4682
Finish
26.22 mi13:15:203:10:237:167:54
7:45
#4696
Faster pace
Steady pace
Slower pace

Checkpoint and Segment Rankings

CheckpointDistanceSeg. DistOverallMalesM55-59Seg. OverallSeg. MalesSeg. M55-59
5K3.11 mi3.11 mi3078294029405314(Top 21%)4858(Top 33%)4858(Top 318%)
10K6.21 mi3.10 mi3553-4753373-4333373-4334154(Top 16%)3896(Top 27%)3896(Top 255%)
15K9.32 mi3.11 mi4055-5023815-4423815-4425314(Top 21%)4858(Top 33%)4858(Top 318%)
20K12.43 mi3.11 mi4616-5614292-4774292-4775998(Top 23%)5314(Top 36%)5314(Top 348%)
Half13.11 mi0.68 mi4671-554341-494341-495629(Top 22%)5050(Top 35%)5050(Top 330%)
25K15.53 mi2.42 mi4862-1914486-1454486-1455502(Top 22%)4843(Top 33%)4843(Top 317%)
30K18.64 mi3.11 mi4877-154463+234463+235314(Top 21%)4565(Top 31%)4565(Top 299%)
20M20.00 mi1.36 mi4820+574401+624401+624920(Top 19%)4196(Top 29%)4196(Top 274%)
21M21.00 mi1.00 mi4741+794318+834318+834710(Top 18%)3914(Top 27%)3914(Top 256%)
35K21.75 mi0.75 mi4728+134293+254293+255989(Top 23%)4671(Top 32%)4671(Top 305%)
23M23.00 mi1.25 mi4731-34262+314262+316282(Top 25%)4683(Top 32%)4683(Top 306%)
24M24.00 mi1.00 mi4723+84231+314231+316062(Top 24%)4482(Top 31%)4482(Top 293%)
40K24.85 mi0.85 mi4694+294179+524179+526493(Top 25%)4595(Top 32%)4595(Top 301%)
25.2M25.20 mi0.35 mi4682+124158+214158+216449(Top 25%)4504(Top 31%)4504(Top 295%)
Finish26.22 mi1.02 mi4696-144148+104148+107021(Top 27%)4866(Top 33%)4866(Top 318%)

Segment Performance Analysis

10K→15K

0.0 - 3.1 mi

Top 21%
×21stories
+97ft-345ft

Overall

5314

Males

4858

M55-59

4858

5K→10K

3.1 - 6.2 mi

Top 16%
×5stories
+79ft-138ft

Overall

4154

Males

3896

M55-59

3896

10K→15K

6.2 - 9.3 mi

Top 21%
×3stories
+67ft-78ft

Overall

5314

Males

4858

M55-59

4858

15K→20K

9.3 - 12.4 mi

Top 23%
×5stories
+106ft-86ft

Overall

5998

Males

5314

M55-59

5314

20K→Half

12.4 - 13.1 mi

Top 22%
×2stories
+19ft-37ft

Overall

5629

Males

5050

M55-59

5050

Half→25K

13.1 - 15.5 mi

Top 22%
×4stories
+66ft-88ft

Overall

5502

Males

4843

M55-59

4843

25K→30K

15.5 - 18.6 mi

Top 21%
×9stories
+181ft-148ft

Overall

5314

Males

4565

M55-59

4565

30K→20M

18.6 - 20.0 mi

Top 19%
×5stories
+64ft-50ft

Overall

4920

Males

4196

M55-59

4196

20M→21M

20.0 - 21.0 mi

Top 18%
×8stories
+106ft-24ft

Overall

4710

Males

3914

M55-59

3914

21M→35K

21.0 - 21.8 mi

Top 23%
×7stories
+17ft-86ft

Overall

5989

Males

4671

M55-59

4671

35K→23M

21.8 - 23.0 mi

Top 25%
×5stories
+23ft-63ft

Overall

6282

Males

4683

M55-59

4683

23M→24M

23.0 - 24.0 mi

Top 24%
×6stories
+12ft-82ft

Overall

6062

Males

4482

M55-59

4482

24M→40K

24.0 - 24.9 mi

Top 25%
×1story
+6ft-20ft

Overall

6493

Males

4595

M55-59

4595

40K→25.2M

24.9 - 25.2 mi

Top 25%
×1story
+13ft-16ft

Overall

6449

Males

4504

M55-59

4504

25.2M→Finish

25.2 - 26.2 mi

Top 27%
×2stories
+22ft-21ft

Overall

7021

Males

4866

M55-59

4866

Passing Analysis

Category:
Athletes Passed
1047
Passed By
2665
Net Change
-1618
SegmentAthletes PassedPassed ByNet ChangeStart RankEnd Rank
Start → 5K----#3078
5K → 10K29504-475#3078#3553
10K → 15K25527-502#3553#4055
15K → 20K44605-561#4055#4616
20K → Half1166-55#4616#4671
Half → 25K127318-191#4671#4862
25K → 30K178193-15#4862#4877
30K → 20M11356+57#4877#4820
20M → 21M12950+79#4820#4741
21M → 35K5138+13#4741#4728
35K → 23M9194-3#4728#4731
23M → 24M7466+8#4731#4723
24M → 40K7748+29#4723#4694
40K → 25.2M3927+12#4694#4682
25.2M → Finish5973-14#4682#4696
TOTALS10472665-1618
📊

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