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BOSTON MARATHON 2024

Brock Belnap

Bib: 20977•M

UT

0:00
0:00
/ mi
Masters
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Overall
#0 / 25550
Gender (Male)
#0 / 14578
Masters (Masters Men)
#0 / 9729
Division (M60-64)
#0 / 1173
Race Day Weather
55°/45°F
scattered clouds

⏱️ Race Timeline

Start
0:00:00
Race begins
5K· 3.11 mi
27:58
Rank: #20062
Start → 5K
27:58 | 9:00/mi
10K· 6.21 mi
55:38
Rank: #19698 (+364)
5K → 10K
27:40 | 8:54/mi
15K· 9.32 mi
1:23:55
Rank: #19586 (+112)
10K → 15K
28:17 | 9:06/mi
20K· 12.43 mi
1:52:33
Rank: #19206 (+380)
15K → 20K
28:38 | 9:13/mi
Half· 13.11 mi
1:58:42
Rank: #19151 (+55)
20K → Half
6:09 | 9:01/mi
25K· 15.53 mi
2:21:39
Rank: #18807 (+344)
Half → 25K
22:57 | 9:28/mi
30K· 18.64 mi
2:53:05
Rank: #18581 (+226)
25K → 30K
31:26 | 10:07/mi
20M
3:07:10
Rank: #18516 (+65)
30K → 20M
14:05 | 10:22/mi
21M
3:20:18
Rank: #18725 (-209)
20M → 21M
13:08 | 13:08/mi
35K· 21.75 mi
3:27:47
Rank: #18639 (+86)
21M → 35K
7:29 | 10:00/mi
23M
3:41:16
Rank: #18560 (+79)
35K → 23M
13:29 | 10:46/mi
24M
3:52:28
Rank: #18607 (-47)
23M → 24M
11:12 | 11:12/mi
40K· 24.85 mi
4:01:14
Rank: #18506 (+101)
24M → 40K
8:46 | 10:15/mi
25.2M
4:05:03
Rank: #18437 (+69)
40K → 25.2M
3:49 | 11:04/mi
Finish· 26.22 mi
4:14:12
Rank: #18250 (+187)
25.2M → Finish
9:09 | 8:59/mi

The Course

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Half Splits

1st Half· via HalfFaster
Distance13.11 mi
Time1:58:42
Pace9:03 /mi
2nd Half
Distance13.11 mi
Time2:15:30
Pace10:20 /mi
📊Positive Split: 14.2% slower second half

Checkpoint Splits

CheckpointDistanceTime of DayTimeAvg PaceSegment TimeSegment PaceDiff
5K
3.11 mi11:43:5527:589:0027:58
9:00
-
10K
6.21 mi12:11:3555:388:5727:40
8:54
-0:06
15K
9.32 mi12:39:521:23:559:0028:17
9:06
+0:12
20K
12.43 mi13:08:301:52:339:0328:38
9:13
+0:07
Half
13.11 mi13:14:391:58:429:036:09
9:01
-0:12
25K
15.53 mi13:37:362:21:399:0722:57
9:28
+0:27
30K
18.64 mi14:09:022:53:059:1731:26
10:07
+0:39
20M
20.00 mi14:23:073:07:109:2114:05
10:22
+0:15
21M
21.00 mi14:36:153:20:189:3213:08
13:08
+2:46
35K
21.75 mi14:43:443:27:479:337:29
10:00
-3:08
23M
23.00 mi14:57:133:41:169:3713:29
10:46
+0:46
24M
24.00 mi15:08:253:52:289:4111:12
11:12
+0:26
40K
24.85 mi15:17:114:01:149:428:46
10:15
-0:57
25.2M
25.20 mi15:21:004:05:039:433:49
11:04
+0:49
Finish
26.22 mi15:30:094:14:129:429:09
8:59
-2:05

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

8:54 /mi

Average Pace

9:42 /mi

Slowest Pace

13:08 /mi

Loading chart...
Fastest
Middle
Slowest
Average

📊Segments

Segment Time Comparison

Time at Faster Pace

2:07:51

50% of race

Time at Steady Pace

1:24:43

33% of race

Time at Slower Pace

41:38

16% of race

Average Pace: 9:42 /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 mi11:43:5527:589:0027:58
9:00
#20062
10K
6.21 mi12:11:3555:388:5727:40
8:54
#19698
15K
9.32 mi12:39:521:23:559:0028:17
9:06
#19586
20K
12.43 mi13:08:301:52:339:0328:38
9:13
#19206
Half
13.11 mi13:14:391:58:429:036:09
9:01
#19151
25K
15.53 mi13:37:362:21:399:0722:57
9:28
#18807
30K
18.64 mi14:09:022:53:059:1731:26
10:07
#18581
20M
20.00 mi14:23:073:07:109:2114:05
10:22
#18516
21M
21.00 mi14:36:153:20:189:3213:08
13:08
#18725
35K
21.75 mi14:43:443:27:479:337:29
10:00
#18639
23M
23.00 mi14:57:133:41:169:3713:29
10:46
#18560
24M
24.00 mi15:08:253:52:289:4111:12
11:12
#18607
40K
24.85 mi15:17:114:01:149:428:46
10:15
#18506
25.2M
25.20 mi15:21:004:05:039:433:49
11:04
#18437
Finish
26.22 mi15:30:094:14:129:429:09
8:59
#18250
Faster pace
Steady pace
Slower pace

Checkpoint and Segment Rankings

CheckpointDistanceSeg. DistOverallMalesM60-64Seg. OverallSeg. MalesSeg. M60-64
5K3.11 mi3.11 mi20062121061210619337(Top 76%)11863(Top 81%)11863(Top 1011%)
10K6.21 mi3.10 mi19698+36411953+15311953+15319356(Top 76%)11836(Top 81%)11836(Top 1009%)
15K9.32 mi3.11 mi19586+11211925+2811925+2819337(Top 76%)11863(Top 81%)11863(Top 1011%)
20K12.43 mi3.11 mi19206+38011749+17611749+17618255(Top 71%)11376(Top 78%)11376(Top 970%)
Half13.11 mi0.68 mi19151+5511729+2011729+2018304(Top 72%)11314(Top 78%)11314(Top 965%)
25K15.53 mi2.42 mi18807+34411564+16511564+16517423(Top 68%)10886(Top 75%)10886(Top 928%)
30K18.64 mi3.11 mi18581+22611387+17711387+17717704(Top 69%)10782(Top 74%)10782(Top 919%)
20M20.00 mi1.36 mi18516+6511335+5211335+5217593(Top 69%)10545(Top 72%)10545(Top 899%)
21M21.00 mi1.00 mi18725-20911404-6911404-6920964(Top 82%)12141(Top 83%)12141(Top 1035%)
35K21.75 mi0.75 mi18639+8611349+5511349+5517149(Top 67%)10193(Top 70%)10193(Top 869%)
23M23.00 mi1.25 mi18560+7911289+6011289+6017745(Top 69%)10423(Top 71%)10423(Top 889%)
24M24.00 mi1.00 mi18607-4711293-411293-419733(Top 77%)11381(Top 78%)11381(Top 970%)
40K24.85 mi0.85 mi18506+10111229+6411229+6415887(Top 62%)9413(Top 65%)9413(Top 802%)
25.2M25.20 mi0.35 mi18437+6911187+4211187+4214718(Top 58%)8795(Top 60%)8795(Top 750%)
Finish26.22 mi1.02 mi18250+18711066+12111066+12114090(Top 55%)8545(Top 59%)8545(Top 728%)

Segment Performance Analysis

10K→15K

0.0 - 3.1 mi

Top 76%
×21stories
+97ft-345ft

Overall

19337

Males

11863

M60-64

11863

5K→10K

3.1 - 6.2 mi

Top 76%
×5stories
+79ft-138ft

Overall

19356

Males

11836

M60-64

11836

10K→15K

6.2 - 9.3 mi

Top 76%
×3stories
+67ft-78ft

Overall

19337

Males

11863

M60-64

11863

15K→20K

9.3 - 12.4 mi

Top 71%
×5stories
+106ft-86ft

Overall

18255

Males

11376

M60-64

11376

20K→Half

12.4 - 13.1 mi

Top 72%
×2stories
+19ft-37ft

Overall

18304

Males

11314

M60-64

11314

Half→25K

13.1 - 15.5 mi

Top 68%
×4stories
+66ft-88ft

Overall

17423

Males

10886

M60-64

10886

25K→30K

15.5 - 18.6 mi

Top 69%
×9stories
+181ft-148ft

Overall

17704

Males

10782

M60-64

10782

30K→20M

18.6 - 20.0 mi

Top 69%
×5stories
+64ft-50ft

Overall

17593

Males

10545

M60-64

10545

20M→21M

20.0 - 21.0 mi

Top 82%
×8stories
+106ft-24ft

Overall

20964

Males

12141

M60-64

12141

21M→35K

21.0 - 21.8 mi

Top 67%
×7stories
+17ft-86ft

Overall

17149

Males

10193

M60-64

10193

35K→23M

21.8 - 23.0 mi

Top 69%
×5stories
+23ft-63ft

Overall

17745

Males

10423

M60-64

10423

23M→24M

23.0 - 24.0 mi

Top 77%
×6stories
+12ft-82ft

Overall

19733

Males

11381

M60-64

11381

24M→40K

24.0 - 24.9 mi

Top 62%
×1story
+6ft-20ft

Overall

15887

Males

9413

M60-64

9413

40K→25.2M

24.9 - 25.2 mi

Top 58%
×1story
+13ft-16ft

Overall

14718

Males

8795

M60-64

8795

25.2M→Finish

25.2 - 26.2 mi

Top 55%
×2stories
+22ft-21ft

Overall

14090

Males

8545

M60-64

8545

Passing Analysis

Category:
Athletes Passed
2877
Passed By
1065
Net Change
+1812
SegmentAthletes PassedPassed ByNet ChangeStart RankEnd Rank
Start → 5K----#20062
5K → 10K464100+364#20062#19698
10K → 15K286174+112#19698#19586
15K → 20K44868+380#19586#19206
20K → Half6712+55#19206#19151
Half → 25K38642+344#19151#18807
25K → 30K349123+226#18807#18581
30K → 20M13267+65#18581#18516
20M → 21M46255-209#18516#18725
21M → 35K11125+86#18725#18639
35K → 23M14869+79#18639#18560
23M → 24M54101-47#18560#18607
24M → 40K11918+101#18607#18506
40K → 25.2M745+69#18506#18437
25.2M → Finish1936+187#18437#18250
TOTALS28771065+1812
📊

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