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BOSTON MARATHON 2023

Dustin Heslep

Bib: 7405•M

GA

0:00
0:00
/ mi
Masters
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Overall
#0 / 26622
Top 12%
Gender (Male)
#0 / 15176
Top 21%
Masters (Masters Men)
#0 / 9891
Top 8%
Division (M40-44)
#0 / 2241
Top 22%
Race Day Weather
49°/39°F
light intensity drizzle

⏱️ Race Timeline

Start
0:00:00
Race begins
5K· 3.11 mi
20:42
Rank: #3334
Start → 5K
20:42 | 6:40/mi
10K· 6.21 mi
41:22
Rank: #3586 (-252)
5K → 10K
20:40 | 6:39/mi
15K· 9.32 mi
1:01:59
Rank: #3558 (+28)
10K → 15K
20:37 | 6:38/mi
20K· 12.43 mi
1:22:39
Rank: #3452 (+106)
15K → 20K
20:40 | 6:39/mi
Half· 13.11 mi
1:27:04
Rank: #3404 (+48)
20K → Half
4:25 | 6:28/mi
25K· 15.53 mi
1:43:12
Rank: #3302 (+102)
Half → 25K
16:08 | 6:39/mi
30K· 18.64 mi
2:04:24
Rank: #3227 (+75)
25K → 30K
21:12 | 6:49/mi
20M
2:13:46
Rank: #3198 (+29)
30K → 20M
9:22 | 6:54/mi
21M
2:21:03
Rank: #3202 (-4)
20M → 21M
7:17 | 7:17/mi
35K· 21.75 mi
2:26:04
Rank: #3205 (-3)
21M → 35K
5:01 | 6:42/mi
23M
2:34:48
Rank: #3206 (-1)
35K → 23M
8:44 | 6:59/mi
24M
2:41:33
Rank: #3189 (+17)
23M → 24M
6:45 | 6:45/mi
40K· 24.85 mi
2:47:34
Rank: #3210 (-21)
24M → 40K
6:01 | 7:02/mi
25.2M
2:50:14
Rank: #3237 (-27)
40K → 25.2M
2:40 | 7:44/mi
Finish· 26.22 mi
2:57:23
Rank: #3300 (-63)
25.2M → Finish
7:09 | 7:01/mi

The Course

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Half Splits

1st Half· via HalfFaster
Distance13.11 mi
Time1:27:04
Pace6:38 /mi
2nd Half
Distance13.11 mi
Time1:30:19
Pace6:53 /mi
📊Positive Split: 3.7% slower second half

Checkpoint Splits

CheckpointDistanceTime of DayTimeAvg PaceSegment TimeSegment PaceDiff
5K
3.11 mi10:24:5220:426:4020:42
6:40
-
10K
6.21 mi10:45:3241:226:3920:40
6:39
-0:01
15K
9.32 mi11:06:091:01:596:3920:37
6:38
-0:01
20K
12.43 mi11:26:491:22:396:3920:40
6:39
+0:01
Half
13.11 mi11:31:141:27:046:384:25
6:28
-0:11
25K
15.53 mi11:47:221:43:126:3916:08
6:39
+0:11
30K
18.64 mi12:08:342:04:246:4021:12
6:49
+0:10
20M
20.00 mi12:17:562:13:466:419:22
6:54
+0:05
21M
21.00 mi12:25:132:21:036:437:17
7:17
+0:23
35K
21.75 mi12:30:142:26:046:435:01
6:42
-0:35
23M
23.00 mi12:38:582:34:486:448:44
6:59
+0:17
24M
24.00 mi12:45:432:41:336:446:45
6:45
-0:14
40K
24.85 mi12:51:442:47:346:456:01
7:02
+0:17
25.2M
25.20 mi12:54:242:50:146:452:40
7:44
+0:42
Finish
26.22 mi13:01:332:57:236:467:09
7:01
-0:43

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

6:46 /mi

Slowest Pace

7:44 /mi

Loading chart...
Fastest
Middle
Slowest
Average

📊Segments

Segment Time Comparison

Time at Faster Pace

2:47:26

94% of race

Time at Steady Pace

7:17

4% of race

Time at Slower Pace

2:40

2% of race

Average Pace: 6:46 /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 mi10:24:5220:426:4020:42
6:40
#3334
10K
6.21 mi10:45:3241:226:3920:40
6:39
#3586
15K
9.32 mi11:06:091:01:596:3920:37
6:38
#3558
20K
12.43 mi11:26:491:22:396:3920:40
6:39
#3452
Half
13.11 mi11:31:141:27:046:384:25
6:28
#3404
25K
15.53 mi11:47:221:43:126:3916:08
6:39
#3302
30K
18.64 mi12:08:342:04:246:4021:12
6:49
#3227
20M
20.00 mi12:17:562:13:466:419:22
6:54
#3198
21M
21.00 mi12:25:132:21:036:437:17
7:17
#3202
35K
21.75 mi12:30:142:26:046:435:01
6:42
#3205
23M
23.00 mi12:38:582:34:486:448:44
6:59
#3206
24M
24.00 mi12:45:432:41:336:446:45
6:45
#3189
40K
24.85 mi12:51:442:47:346:456:01
7:02
#3210
25.2M
25.20 mi12:54:242:50:146:452:40
7:44
#3237
Finish
26.22 mi13:01:332:57:236:467:09
7:01
#3300
Faster pace
Steady pace
Slower pace

Checkpoint and Segment Rankings

CheckpointDistanceSeg. DistOverallMalesM40-44Seg. OverallSeg. MalesSeg. M40-44
5K3.11 mi3.11 mi3334314631463576(Top 13%)3380(Top 22%)3380(Top 151%)
10K6.21 mi3.10 mi3586-2523384-2383384-2383894(Top 15%)3667(Top 24%)3667(Top 164%)
15K9.32 mi3.11 mi3558+283365+193365+193576(Top 13%)3380(Top 22%)3380(Top 151%)
20K12.43 mi3.11 mi3452+1063272+933272+933197(Top 12%)3038(Top 20%)3038(Top 136%)
Half13.11 mi0.68 mi3404+483231+413231+412661(Top 10%)2555(Top 17%)2555(Top 114%)
25K15.53 mi2.42 mi3302+1023143+883143+883035(Top 11%)2893(Top 19%)2893(Top 129%)
30K18.64 mi3.11 mi3227+753071+723071+723142(Top 12%)2962(Top 20%)2962(Top 132%)
20M20.00 mi1.36 mi3198+293039+323039+323366(Top 13%)3149(Top 21%)3149(Top 141%)
21M21.00 mi1.00 mi3202-43036+33036+33508(Top 13%)3259(Top 21%)3259(Top 145%)
35K21.75 mi0.75 mi3205-33038-23038-23575(Top 13%)3309(Top 22%)3309(Top 148%)
23M23.00 mi1.25 mi3206-1303830383649(Top 14%)3373(Top 22%)3373(Top 151%)
24M24.00 mi1.00 mi3189+173020+183020+183367(Top 13%)3104(Top 20%)3104(Top 139%)
40K24.85 mi0.85 mi3210-213037-173037-174001(Top 15%)3583(Top 24%)3583(Top 160%)
25.2M25.20 mi0.35 mi3237-273061-243061-244954(Top 19%)4231(Top 28%)4231(Top 189%)
Finish26.22 mi1.02 mi3300-633120-593120-595273(Top 20%)4453(Top 29%)4453(Top 199%)

Segment Performance Analysis

10K→15K

0.0 - 3.1 mi

Top 13%
×21stories
+97ft-345ft

Overall

3576

Males

3380

M40-44

3380

5K→10K

3.1 - 6.2 mi

Top 15%
×5stories
+79ft-138ft

Overall

3894

Males

3667

M40-44

3667

10K→15K

6.2 - 9.3 mi

Top 13%
×3stories
+67ft-78ft

Overall

3576

Males

3380

M40-44

3380

15K→20K

9.3 - 12.4 mi

Top 12%
×5stories
+106ft-86ft

Overall

3197

Males

3038

M40-44

3038

20K→Half

12.4 - 13.1 mi

Top 10%
×2stories
+19ft-37ft

Overall

2661

Males

2555

M40-44

2555

Half→25K

13.1 - 15.5 mi

Top 11%
×4stories
+66ft-88ft

Overall

3035

Males

2893

M40-44

2893

25K→30K

15.5 - 18.6 mi

Top 12%
×9stories
+181ft-148ft

Overall

3142

Males

2962

M40-44

2962

30K→20M

18.6 - 20.0 mi

Top 13%
×5stories
+64ft-50ft

Overall

3366

Males

3149

M40-44

3149

20M→21M

20.0 - 21.0 mi

Top 13%
×8stories
+106ft-24ft

Overall

3508

Males

3259

M40-44

3259

21M→35K

21.0 - 21.8 mi

Top 13%
×7stories
+17ft-86ft

Overall

3575

Males

3309

M40-44

3309

35K→23M

21.8 - 23.0 mi

Top 14%
×5stories
+23ft-63ft

Overall

3649

Males

3373

M40-44

3373

23M→24M

23.0 - 24.0 mi

Top 13%
×6stories
+12ft-82ft

Overall

3367

Males

3104

M40-44

3104

24M→40K

24.0 - 24.9 mi

Top 15%
×1story
+6ft-20ft

Overall

4001

Males

3583

M40-44

3583

40K→25.2M

24.9 - 25.2 mi

Top 19%
×1story
+13ft-16ft

Overall

4954

Males

4231

M40-44

4231

25.2M→Finish

25.2 - 26.2 mi

Top 20%
×2stories
+22ft-21ft

Overall

5273

Males

4453

M40-44

4453

Passing Analysis

Category:
Athletes Passed
985
Passed By
951
Net Change
+34
SegmentAthletes PassedPassed ByNet ChangeStart RankEnd Rank
Start → 5K----#3334
5K → 10K95347-252#3334#3586
10K → 15K12294+28#3586#3558
15K → 20K13933+106#3558#3452
20K → Half502+48#3452#3404
Half → 25K12927+102#3404#3302
25K → 30K12954+75#3302#3227
30K → 20M7344+29#3227#3198
20M → 21M3741-4#3198#3202
21M → 35K2932-3#3202#3205
35K → 23M6061-1#3205#3206
23M → 24M4629+17#3206#3189
24M → 40K3253-21#3189#3210
40K → 25.2M1441-27#3210#3237
25.2M → Finish3093-63#3237#3300
TOTALS985951+34
📊

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