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BOSTON MARATHON 2023

Samuel Harold

Bib: 32185•M

MA

0:00
0:00
/ mi
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Overall
#0 / 26622
Gender (Male)
#0 / 15176
Division (M18-39)
#0 / 5285
Race Day Weather
49°/39°F
light intensity drizzle

⏱️ Race Timeline

Start
0:00:00
Race begins
5K· 3.11 mi
37:31
Rank: #26451
Start → 5K
37:31 | 12:05/mi
10K· 6.21 mi
1:13:32
Rank: #26312 (+139)
5K → 10K
36:01 | 11:36/mi
15K· 9.32 mi
1:50:49
Rank: #26234 (+78)
10K → 15K
37:17 | 12:00/mi
20K· 12.43 mi
2:31:41
Rank: #26264 (-30)
15K → 20K
40:52 | 13:09/mi
Half· 13.11 mi
2:39:59
Rank: #26258 (+6)
20K → Half
8:18 | 12:10/mi
25K· 15.53 mi
3:12:16
Rank: #26245 (+13)
Half → 25K
32:17 | 13:19/mi
30K· 18.64 mi
3:53:50
Rank: #26161 (+84)
25K → 30K
41:34 | 13:23/mi
20M
4:15:24
Rank: #26209 (-48)
30K → 20M
21:34 | 15:52/mi
21M
4:30:09
Rank: #26190 (+19)
20M → 21M
14:45 | 14:45/mi
35K· 21.75 mi
4:41:49
Rank: #26225 (-35)
21M → 35K
11:40 | 15:36/mi
23M
5:01:32
Rank: #26275 (-50)
35K → 23M
19:43 | 15:45/mi
24M
5:16:51
Rank: #26314 (-39)
23M → 24M
15:19 | 15:19/mi
40K· 24.85 mi
5:30:14
Rank: #26329 (-15)
24M → 40K
13:23 | 15:39/mi
25.2M
5:36:03
Rank: #26345 (-16)
40K → 25.2M
5:49 | 16:52/mi
Finish· 26.22 mi
5:51:08
Rank: #26374 (-29)
25.2M → Finish
15:05 | 14:48/mi

The Course

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Half Splits

1st Half· via HalfFaster
Distance13.11 mi
Time2:39:59
Pace12:12 /mi
2nd Half
Distance13.11 mi
Time3:11:09
Pace14:35 /mi
📊Positive Split: 19.5% slower second half

Checkpoint Splits

CheckpointDistanceTime of DayTimeAvg PaceSegment TimeSegment PaceDiff
5K
3.11 mi11:58:3837:3112:0537:31
12:05
-
10K
6.21 mi12:34:391:13:3211:5036:01
11:36
-0:29
15K
9.32 mi13:11:561:50:4911:5337:17
12:00
+0:24
20K
12.43 mi13:52:482:31:4112:1240:52
13:09
+1:09
Half
13.11 mi14:01:062:39:5912:128:18
12:10
-0:59
25K
15.53 mi14:33:233:12:1612:2332:17
13:19
+1:09
30K
18.64 mi15:14:573:53:5012:3341:34
13:23
+0:04
20M
20.00 mi15:36:314:15:2412:4621:34
15:52
+2:29
21M
21.00 mi15:51:164:30:0912:5214:45
14:45
-1:07
35K
21.75 mi16:02:564:41:4912:5711:40
15:36
+0:51
23M
23.00 mi16:22:395:01:3213:0719:43
15:45
+0:09
24M
24.00 mi16:37:585:16:5113:1215:19
15:19
-0:26
40K
24.85 mi16:51:215:30:1413:1713:23
15:39
+0:20
25.2M
25.20 mi16:57:105:36:0313:205:49
16:52
+1:13
Finish
26.22 mi17:12:155:51:0813:2415:05
14:48
-2:04

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

11:36 /mi

Average Pace

13:24 /mi

Slowest Pace

16:52 /mi

Loading chart...
Fastest
Middle
Slowest
Average

📊Segments

Segment Time Comparison

Time at Faster Pace

3:53:50

67% of race

Time at Steady Pace

45:09

13% of race

Time at Slower Pace

1:12:09

21% of race

Average Pace: 13:24 /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 mi11:58:3837:3112:0537:31
12:05
#26451
10K
6.21 mi12:34:391:13:3211:5036:01
11:36
#26312
15K
9.32 mi13:11:561:50:4911:5337:17
12:00
#26234
20K
12.43 mi13:52:482:31:4112:1240:52
13:09
#26264
Half
13.11 mi14:01:062:39:5912:128:18
12:10
#26258
25K
15.53 mi14:33:233:12:1612:2332:17
13:19
#26245
30K
18.64 mi15:14:573:53:5012:3341:34
13:23
#26161
20M
20.00 mi15:36:314:15:2412:4621:34
15:52
#26209
21M
21.00 mi15:51:164:30:0912:5214:45
14:45
#26190
35K
21.75 mi16:02:564:41:4912:5711:40
15:36
#26225
23M
23.00 mi16:22:395:01:3213:0719:43
15:45
#26275
24M
24.00 mi16:37:585:16:5113:1215:19
15:19
#26314
40K
24.85 mi16:51:215:30:1413:1713:23
15:39
#26329
25.2M
25.20 mi16:57:105:36:0313:205:49
16:52
#26345
Finish
26.22 mi17:12:155:51:0813:2415:05
14:48
#26374
Faster pace
Steady pace
Slower pace

Checkpoint and Segment Rankings

CheckpointDistanceSeg. DistOverallMalesM18-39Seg. OverallSeg. MalesSeg. M18-39
5K3.11 mi3.11 mi26451151021510226055(Top 98%)14958(Top 99%)14958(Top 283%)
10K6.21 mi3.10 mi26312+13915054+4815054+4826032(Top 98%)14950(Top 99%)14950(Top 283%)
15K9.32 mi3.11 mi26234+7815025+2915025+2926055(Top 98%)14958(Top 99%)14958(Top 283%)
20K12.43 mi3.11 mi26264-3015040-1515040-1526295(Top 99%)15042(Top 99%)15042(Top 285%)
Half13.11 mi0.68 mi26258+615036+415036+425976(Top 98%)14908(Top 98%)14908(Top 282%)
25K15.53 mi2.42 mi26245+1315033+315033+326042(Top 98%)14921(Top 98%)14921(Top 282%)
30K18.64 mi3.11 mi26161+8414985+4814985+4825687(Top 96%)14724(Top 97%)14724(Top 279%)
20M20.00 mi1.36 mi26209-4815006-2115006-2126469(Top 99%)15092(Top 99%)15092(Top 286%)
21M21.00 mi1.00 mi26190+1914995+1114995+1125588(Top 96%)14663(Top 97%)14663(Top 277%)
35K21.75 mi0.75 mi26225-3515004-915004-926492(Top 100%)15100(Top 99%)15100(Top 286%)
23M23.00 mi1.25 mi26275-5015026-2215026-2226449(Top 99%)15078(Top 99%)15078(Top 285%)
24M24.00 mi1.00 mi26314-3915043-1715043-1726448(Top 99%)15073(Top 99%)15073(Top 285%)
40K24.85 mi0.85 mi26329-1515049-615049-626351(Top 99%)15008(Top 99%)15008(Top 284%)
25.2M25.20 mi0.35 mi26345-1615055-615055-626344(Top 99%)14998(Top 99%)14998(Top 284%)
Finish26.22 mi1.02 mi26374-2915064-915064-926485(Top 99%)15083(Top 99%)15083(Top 285%)

Segment Performance Analysis

10K→15K

0.0 - 3.1 mi

Top 98%
×21stories
+97ft-345ft

Overall

26055

Males

14958

M18-39

14958

5K→10K

3.1 - 6.2 mi

Top 98%
×5stories
+79ft-138ft

Overall

26032

Males

14950

M18-39

14950

10K→15K

6.2 - 9.3 mi

Top 98%
×3stories
+67ft-78ft

Overall

26055

Males

14958

M18-39

14958

15K→20K

9.3 - 12.4 mi

Top 99%
×5stories
+106ft-86ft

Overall

26295

Males

15042

M18-39

15042

20K→Half

12.4 - 13.1 mi

Top 98%
×2stories
+19ft-37ft

Overall

25976

Males

14908

M18-39

14908

Half→25K

13.1 - 15.5 mi

Top 98%
×4stories
+66ft-88ft

Overall

26042

Males

14921

M18-39

14921

25K→30K

15.5 - 18.6 mi

Top 96%
×9stories
+181ft-148ft

Overall

25687

Males

14724

M18-39

14724

30K→20M

18.6 - 20.0 mi

Top 99%
×5stories
+64ft-50ft

Overall

26469

Males

15092

M18-39

15092

20M→21M

20.0 - 21.0 mi

Top 96%
×8stories
+106ft-24ft

Overall

25588

Males

14663

M18-39

14663

21M→35K

21.0 - 21.8 mi

Top 100%
×7stories
+17ft-86ft

Overall

26492

Males

15100

M18-39

15100

35K→23M

21.8 - 23.0 mi

Top 99%
×5stories
+23ft-63ft

Overall

26449

Males

15078

M18-39

15078

23M→24M

23.0 - 24.0 mi

Top 99%
×6stories
+12ft-82ft

Overall

26448

Males

15073

M18-39

15073

24M→40K

24.0 - 24.9 mi

Top 99%
×1story
+6ft-20ft

Overall

26351

Males

15008

M18-39

15008

40K→25.2M

24.9 - 25.2 mi

Top 99%
×1story
+13ft-16ft

Overall

26344

Males

14998

M18-39

14998

25.2M→Finish

25.2 - 26.2 mi

Top 99%
×2stories
+22ft-21ft

Overall

26485

Males

15083

M18-39

15083

Passing Analysis

Category:
Athletes Passed
452
Passed By
375
Net Change
+77
SegmentAthletes PassedPassed ByNet ChangeStart RankEnd Rank
Start → 5K----#26451
5K → 10K1445+139#26451#26312
10K → 15K879+78#26312#26234
15K → 20K3868-30#26234#26264
20K → Half93+6#26264#26258
Half → 25K3724+13#26258#26245
25K → 30K906+84#26245#26161
30K → 20M553-48#26161#26209
20M → 21M267+19#26209#26190
21M → 35K439-35#26190#26225
35K → 23M454-50#26225#26275
23M → 24M140-39#26275#26314
24M → 40K419-15#26314#26329
40K → 25.2M117-16#26329#26345
25.2M → Finish231-29#26345#26374
TOTALS452375+77
📊

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