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BOSTON MARATHON 2024

Jakob Nielsen

Bib: 28714•M

0:00
0:00
/ mi
Masters
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Overall
#0 / 25550
Gender (Male)
#0 / 14578
Masters (Masters Men)
#0 / 9729
Division (M55-59)
#0 / 1529
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
9:42/mi
30:09
↑ 97↓ 3451.5%
10K· 6.21 mi
9:13/mi
58:46
↑ 79↓ 1380.4%
15K· 9.32 mi
9:21/mi
1:27:50
↑ 67↓ 78
20K· 12.43 mi
9:11/mi
1:56:23
↑ 106↓ 860.1%
Half· 13.11 mi
8:46/mi
2:02:22
↑ 19↓ 370.5%
25K· 15.53 mi
9:16/mi
2:24:51
↑ 66↓ 880.2%
30K· 18.64 mi
9:43/mi
2:55:02
↑ 181↓ 1480.2%
20M
9:52/mi
3:08:26
↑ 64↓ 500.2%
21M
10:23/mi
3:18:49
↑ 106↓ 241.6%
35K· 21.75 mi
10:00/mi
3:26:18
↑ 17↓ 861.7%
23M
10:08/mi
3:38:59
↑ 23↓ 630.6%
24M
10:04/mi
3:49:03
↓ 821.3%
40K· 24.85 mi
10:07/mi
3:57:42
↓ 200.3%
25.2M
11:04/mi
4:01:31
↑ 13↓ 160.2%
Finish· 26.22 mi
9:45/mi
4:11:27
↑ 22↓ 21

The Course

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Half Splits

1st Half· via HalfFaster
Distance13.11 mi
Time2:02:22
Pace9:20 /mi
2nd Half
Distance13.11 mi
Time2:09:05
Pace9:51 /mi
📊Positive Split: 5.5% slower second half

Checkpoint Splits

CheckpointDistanceTime of DayTimeAvg PaceSegment TimeSegment PaceDiff
5K
3.11 mi11:51:1930:099:4230:09
9:42
-
10K
6.21 mi12:19:5658:469:2728:37
9:13
-0:29
15K
9.32 mi12:49:001:27:509:2529:04
9:21
+0:08
20K
12.43 mi13:17:331:56:239:2228:33
9:11
-0:10
Half
13.11 mi13:23:322:02:229:205:59
8:46
-0:25
25K
15.53 mi13:46:012:24:519:1922:29
9:16
+0:30
30K
18.64 mi14:16:122:55:029:2330:11
9:43
+0:27
20M
20.00 mi14:29:363:08:269:2513:24
9:52
+0:09
21M
21.00 mi14:39:593:18:499:2810:23
10:23
+0:31
35K
21.75 mi14:47:283:26:189:297:29
10:00
-0:23
23M
23.00 mi15:00:093:38:599:3112:41
10:08
+0:08
24M
24.00 mi15:10:133:49:039:3310:04
10:04
-0:04
40K
24.85 mi15:18:523:57:429:348:39
10:07
+0:03
25.2M
25.20 mi15:22:414:01:319:353:49
11:04
+0:57
Finish
26.22 mi15:32:374:11:279:369:56
9:45
-1:19

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

8:46 /mi

Average Pace

9:36 /mi

Slowest Pace

11:04 /mi

Loading chart...
Fastest
Middle
Slowest
Average

📊Segments

Segment Time Comparison

Time at Faster Pace

1:54:42

46% of race

Time at Steady Pace

1:31:09

36% of race

Time at Slower Pace

45:36

18% of race

Average Pace: 9:35 /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 mi11:51:1930:099:4230:09
9:42
#22282
10K
6.21 mi12:19:5658:469:2728:37
9:13
#21429
15K
9.32 mi12:49:001:27:509:2529:04
9:21
#20983
20K
12.43 mi13:17:331:56:239:2228:33
9:11
#20314
Half
13.11 mi13:23:322:02:229:205:59
8:46
#20184
25K
15.53 mi13:46:012:24:519:1922:29
9:16
#19602
30K
18.64 mi14:16:122:55:029:2330:11
9:43
#18983
20M
20.00 mi14:29:363:08:269:2513:24
9:52
#18745
21M
21.00 mi14:39:593:18:499:2810:23
10:23
#18474
35K
21.75 mi14:47:283:26:189:297:29
10:00
#18398
23M
23.00 mi15:00:093:38:599:3112:41
10:08
#18219
24M
24.00 mi15:10:133:49:039:3310:04
10:04
#18145
40K
24.85 mi15:18:523:57:429:348:39
10:07
#18018
25.2M
25.20 mi15:22:414:01:319:353:49
11:04
#17954
Finish
26.22 mi15:32:374:11:279:369:56
9:45
#17902
Faster pace
Steady pace
Slower pace

Checkpoint and Segment Rankings

CheckpointDistanceSeg. DistOverallMalesM55-59Seg. OverallSeg. MalesSeg. M55-59
5K3.11 mi3.11 mi22282131911319120197(Top 79%)12267(Top 84%)12267(Top 802%)
10K6.21 mi3.10 mi21429+85312774+41712774+41720513(Top 80%)12360(Top 85%)12360(Top 808%)
15K9.32 mi3.11 mi20983+44612580+19412580+19420197(Top 79%)12267(Top 84%)12267(Top 802%)
20K12.43 mi3.11 mi20314+66912287+29312287+29318142(Top 71%)11325(Top 78%)11325(Top 741%)
Half13.11 mi0.68 mi20184+13012225+6212225+6217177(Top 67%)10820(Top 74%)10820(Top 708%)
25K15.53 mi2.42 mi19602+58211928+29711928+29716692(Top 65%)10565(Top 72%)10565(Top 691%)
30K18.64 mi3.11 mi18983+61911588+34011588+34016298(Top 64%)10143(Top 70%)10143(Top 663%)
20M20.00 mi1.36 mi18745+23811450+13811450+13815983(Top 63%)9758(Top 67%)9758(Top 638%)
21M21.00 mi1.00 mi18474+27111295+15511295+15514439(Top 57%)8882(Top 61%)8882(Top 581%)
35K21.75 mi0.75 mi18398+7611249+4611249+4617147(Top 67%)10191(Top 70%)10191(Top 667%)
23M23.00 mi1.25 mi18219+17911141+10811141+10815891(Top 62%)9518(Top 65%)9518(Top 622%)
24M24.00 mi1.00 mi18145+7411071+7011071+7016531(Top 65%)9791(Top 67%)9791(Top 640%)
40K24.85 mi0.85 mi18018+12710987+8410987+8415417(Top 60%)9165(Top 63%)9165(Top 599%)
25.2M25.20 mi0.35 mi17954+6410946+4110946+4114716(Top 58%)8793(Top 60%)8793(Top 575%)
Finish26.22 mi1.02 mi17902+5210892+5410892+5417520(Top 69%)10214(Top 70%)10214(Top 668%)

Segment Performance Analysis

10K→15K

0.0 - 3.1 mi

Top 79%
×21story building
+97ft-345ft

Overall

20197

Males

12267

M55-59

12267

5K→10K

3.1 - 6.2 mi

Top 80%
×5story building
+79ft-138ft

Overall

20513

Males

12360

M55-59

12360

10K→15K

6.2 - 9.3 mi

Top 79%
×3story building
+67ft-78ft

Overall

20197

Males

12267

M55-59

12267

15K→20K

9.3 - 12.4 mi

Top 71%
×5story building
+106ft-86ft

Overall

18142

Males

11325

M55-59

11325

20K→Half

12.4 - 13.1 mi

Top 67%
×2story building
+19ft-37ft

Overall

17177

Males

10820

M55-59

10820

Half→25K

13.1 - 15.5 mi

Top 65%
×4story building
+66ft-88ft

Overall

16692

Males

10565

M55-59

10565

25K→30K

15.5 - 18.6 mi

Top 64%
×9story building
+181ft-148ft

Overall

16298

Males

10143

M55-59

10143

30K→20M

18.6 - 20.0 mi

Top 63%
×5story building
+64ft-50ft

Overall

15983

Males

9758

M55-59

9758

20M→21M

20.0 - 21.0 mi

Top 57%
×8story building
+106ft-24ft

Overall

14439

Males

8882

M55-59

8882

21M→35K

21.0 - 21.8 mi

Top 67%
×7story building
+17ft-86ft

Overall

17147

Males

10191

M55-59

10191

35K→23M

21.8 - 23.0 mi

Top 62%
×5story building
+23ft-63ft

Overall

15891

Males

9518

M55-59

9518

23M→24M

23.0 - 24.0 mi

Top 65%
×6story building
+12ft-82ft

Overall

16531

Males

9791

M55-59

9791

24M→40K

24.0 - 24.9 mi

Top 60%
×1story
+6ft-20ft

Overall

15417

Males

9165

M55-59

9165

40K→25.2M

24.9 - 25.2 mi

Top 58%
×1story
+13ft-16ft

Overall

14716

Males

8793

M55-59

8793

25.2M→Finish

25.2 - 26.2 mi

Top 69%
×2story building
+22ft-21ft

Overall

17520

Males

10214

M55-59

10214

Passing Analysis

Category:
Athletes Passed
4571
Passed By
191
Net Change
+4380
SegmentAthletes PassedPassed ByNet ChangeStart RankEnd Rank
Start → 5K----#22282
5K → 10K87623+853#22282#21429
10K → 15K46418+446#21429#20983
15K → 20K6723+669#20983#20314
20K → Half1322+130#20314#20184
Half → 25K5853+582#20184#19602
25K → 30K63314+619#19602#18983
30K → 20M24911+238#18983#18745
20M → 21M2743+271#18745#18474
21M → 35K9418+76#18474#18398
35K → 23M19011+179#18398#18219
23M → 24M10733+74#18219#18145
24M → 40K13811+127#18145#18018
40K → 25.2M695+64#18018#17954
25.2M → Finish8836+52#17954#17902
TOTALS4571191+4380
📊

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