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BOSTON MARATHON 2024

Randall De Boer

Bib: 5094•M

0:00
0:00
/ mi
Masters
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Overall
#0 / 25550
Top 21%
Gender (Male)
#0 / 14578
Top 32%
Masters (Masters Men)
#0 / 9729
Top 20%
Division (M40-44)
#0 / 2009
Top 45%
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
7:11/mi
22:18
↑ 97↓ 3451.5%
10K· 6.21 mi
7:05/mi
44:17
↑ 79↓ 1380.4%
15K· 9.32 mi
7:10/mi
1:06:33
↑ 67↓ 78
20K· 12.43 mi
7:13/mi
1:28:59
↑ 106↓ 860.1%
Half· 13.11 mi
7:08/mi
1:33:51
↑ 19↓ 370.5%
25K· 15.53 mi
7:24/mi
1:51:48
↑ 66↓ 880.2%
30K· 18.64 mi
7:26/mi
2:14:55
↑ 181↓ 1480.2%
20M
7:29/mi
2:25:05
↑ 64↓ 500.2%
21M
7:49/mi
2:32:54
↑ 106↓ 241.6%
35K· 21.75 mi
7:42/mi
2:38:40
↑ 17↓ 861.7%
23M
7:50/mi
2:48:29
↑ 23↓ 630.6%
24M
7:50/mi
2:56:19
↓ 821.3%
40K· 24.85 mi
7:53/mi
3:03:03
↓ 200.3%
25.2M
8:19/mi
3:05:55
↑ 13↓ 160.2%
Finish· 26.22 mi
7:30/mi
3:13:34
↑ 22↓ 21

The Course

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Half Splits

1st Half· via HalfFaster
Distance13.11 mi
Time1:33:51
Pace7:10 /mi
2nd Half
Distance13.11 mi
Time1:39:43
Pace7:36 /mi
📊Positive Split: 6.3% slower second half

Checkpoint Splits

CheckpointDistanceTime of DayTimeAvg PaceSegment TimeSegment PaceDiff
5K
3.11 mi10:26:2422:187:1122:18
7:11
-
10K
6.21 mi10:48:2344:177:0821:59
7:05
-0:06
15K
9.32 mi11:10:391:06:337:0822:16
7:10
+0:05
20K
12.43 mi11:33:051:28:597:1022:26
7:13
+0:03
Half
13.11 mi11:37:571:33:517:104:52
7:08
-0:05
25K
15.53 mi11:55:541:51:487:1217:57
7:24
+0:16
30K
18.64 mi12:19:012:14:557:1423:07
7:26
+0:02
20M
20.00 mi12:29:112:25:057:1510:10
7:29
+0:03
21M
21.00 mi12:37:002:32:547:177:49
7:49
+0:20
35K
21.75 mi12:42:462:38:407:185:46
7:42
-0:07
23M
23.00 mi12:52:352:48:297:209:49
7:50
+0:08
24M
24.00 mi13:00:252:56:197:217:50
7:50
0:00
40K
24.85 mi13:07:093:03:037:226:44
7:53
+0:03
25.2M
25.20 mi13:10:013:05:557:232:52
8:19
+0:26
Finish
26.22 mi13:17:403:13:347:237:39
7:30
-0:49

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

7:05 /mi

Average Pace

7:23 /mi

Slowest Pace

8:19 /mi

Loading chart...
Fastest
Middle
Slowest
Average

📊Segments

Segment Time Comparison

Time at Faster Pace

2:38:30

82% of race

Time at Steady Pace

35:04

18% of race

Time at Slower Pace

0:00

0% of race

Average Pace: 7:23 /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 mi10:26:2422:187:1122:18
7:11
#8230
10K
6.21 mi10:48:2344:177:0821:59
7:05
#7623
15K
9.32 mi11:10:391:06:337:0822:16
7:10
#7467
20K
12.43 mi11:33:051:28:597:1022:26
7:13
#7180
Half
13.11 mi11:37:571:33:517:104:52
7:08
#7129
25K
15.53 mi11:55:541:51:487:1217:57
7:24
#6911
30K
18.64 mi12:19:012:14:557:1423:07
7:26
#6398
20M
20.00 mi12:29:112:25:057:1510:10
7:29
#6142
21M
21.00 mi12:37:002:32:547:177:49
7:49
#5854
35K
21.75 mi12:42:462:38:407:185:46
7:42
#5806
23M
23.00 mi12:52:352:48:297:209:49
7:50
#5664
24M
24.00 mi13:00:252:56:197:217:50
7:50
#5589
40K
24.85 mi13:07:093:03:037:226:44
7:53
#5494
25.2M
25.20 mi13:10:013:05:557:232:52
8:19
#5433
Finish
26.22 mi13:17:403:13:347:237:39
7:30
#5367
Faster pace
Steady pace
Slower pace

Checkpoint and Segment Rankings

CheckpointDistanceSeg. DistOverallMalesM40-44Seg. OverallSeg. MalesSeg. M40-44
5K3.11 mi3.11 mi8230694169417238(Top 28%)6231(Top 43%)6231(Top 310%)
10K6.21 mi3.10 mi7623+6076557+3846557+3847131(Top 28%)6197(Top 43%)6197(Top 308%)
15K9.32 mi3.11 mi7467+1566430+1276430+1277238(Top 28%)6231(Top 43%)6231(Top 310%)
20K12.43 mi3.11 mi7180+2876213+2176213+2176504(Top 25%)5656(Top 39%)5656(Top 282%)
Half13.11 mi0.68 mi7129+516175+386175+386497(Top 25%)5650(Top 39%)5650(Top 281%)
25K15.53 mi2.42 mi6911+2185993+1825993+1826416(Top 25%)5457(Top 37%)5457(Top 272%)
30K18.64 mi3.11 mi6398+5135586+4075586+4074813(Top 19%)4218(Top 29%)4218(Top 210%)
20M20.00 mi1.36 mi6142+2565366+2205366+2204251(Top 17%)3735(Top 26%)3735(Top 186%)
21M21.00 mi1.00 mi5854+2885129+2375129+2373516(Top 14%)3113(Top 21%)3113(Top 155%)
35K21.75 mi0.75 mi5806+485076+535076+536102(Top 24%)4730(Top 32%)4730(Top 235%)
23M23.00 mi1.25 mi5664+1424938+1384938+1384983(Top 20%)3967(Top 27%)3967(Top 197%)
24M24.00 mi1.00 mi5589+754853+854853+855720(Top 22%)4307(Top 30%)4307(Top 214%)
40K24.85 mi0.85 mi5494+954760+934760+935136(Top 20%)3876(Top 27%)3876(Top 193%)
25.2M25.20 mi0.35 mi5433+614705+554705+553743(Top 15%)3002(Top 21%)3002(Top 149%)
Finish26.22 mi1.02 mi5367+664631+744631+745645(Top 22%)4152(Top 28%)4152(Top 207%)

Segment Performance Analysis

10K→15K

0.0 - 3.1 mi

Top 28%
×21story building
+97ft-345ft

Overall

7238

Males

6231

M40-44

6231

5K→10K

3.1 - 6.2 mi

Top 28%
×5story building
+79ft-138ft

Overall

7131

Males

6197

M40-44

6197

10K→15K

6.2 - 9.3 mi

Top 28%
×3story building
+67ft-78ft

Overall

7238

Males

6231

M40-44

6231

15K→20K

9.3 - 12.4 mi

Top 25%
×5story building
+106ft-86ft

Overall

6504

Males

5656

M40-44

5656

20K→Half

12.4 - 13.1 mi

Top 25%
×2story building
+19ft-37ft

Overall

6497

Males

5650

M40-44

5650

Half→25K

13.1 - 15.5 mi

Top 25%
×4story building
+66ft-88ft

Overall

6416

Males

5457

M40-44

5457

25K→30K

15.5 - 18.6 mi

Top 19%
×9story building
+181ft-148ft

Overall

4813

Males

4218

M40-44

4218

30K→20M

18.6 - 20.0 mi

Top 17%
×5story building
+64ft-50ft

Overall

4251

Males

3735

M40-44

3735

20M→21M

20.0 - 21.0 mi

Top 14%
×8story building
+106ft-24ft

Overall

3516

Males

3113

M40-44

3113

21M→35K

21.0 - 21.8 mi

Top 24%
×7story building
+17ft-86ft

Overall

6102

Males

4730

M40-44

4730

35K→23M

21.8 - 23.0 mi

Top 20%
×5story building
+23ft-63ft

Overall

4983

Males

3967

M40-44

3967

23M→24M

23.0 - 24.0 mi

Top 22%
×6story building
+12ft-82ft

Overall

5720

Males

4307

M40-44

4307

24M→40K

24.0 - 24.9 mi

Top 20%
×1story
+6ft-20ft

Overall

5136

Males

3876

M40-44

3876

40K→25.2M

24.9 - 25.2 mi

Top 15%
×1story
+13ft-16ft

Overall

3743

Males

3002

M40-44

3002

25.2M→Finish

25.2 - 26.2 mi

Top 22%
×2story building
+22ft-21ft

Overall

5645

Males

4152

M40-44

4152

Passing Analysis

Category:
Athletes Passed
3308
Passed By
445
Net Change
+2863
SegmentAthletes PassedPassed ByNet ChangeStart RankEnd Rank
Start → 5K----#8230
5K → 10K64235+607#8230#7623
10K → 15K21660+156#7623#7467
15K → 20K34255+287#7467#7180
20K → Half609+51#7180#7129
Half → 25K27961+218#7129#6911
25K → 30K53522+513#6911#6398
30K → 20M26711+256#6398#6142
20M → 21M2913+288#6142#5854
21M → 35K8638+48#5854#5806
35K → 23M17634+142#5806#5664
23M → 24M12146+75#5664#5589
24M → 40K12328+95#5589#5494
40K → 25.2M643+61#5494#5433
25.2M → Finish10640+66#5433#5367
TOTALS3308445+2863
📊

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