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BOSTON MARATHON 2023

El Amin Chentouf

Bib: P103•M

0:00
0:00
/ mi
Masters
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Overall
#0 / 26622
Top 0.7%
Gender (Male)
#0 / 15176
Top 1%
Masters (Masters Men)
#0 / 9891
Top 0.2%
Division (M40-44)
#0 / 2241
Top 0.8%
Race Day Weather
49°/39°F
light intensity drizzle

⏱️ 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
5:07/mi
15:53
↑ 97↓ 3451.5%
10K· 6.21 mi
5:23/mi
32:37
↑ 79↓ 1380.4%
15K· 9.32 mi
5:37/mi
50:03
↑ 67↓ 78
20K· 12.43 mi
5:42/mi
1:07:47
↑ 106↓ 860.1%
Half· 13.11 mi
5:39/mi
1:11:38
↑ 19↓ 370.5%
25K· 15.53 mi
5:49/mi
1:25:44
↑ 66↓ 880.2%
30K· 18.64 mi
6:09/mi
1:44:51
↑ 181↓ 1480.2%
20M
6:08/mi
1:53:11
↑ 64↓ 500.2%
21M
6:26/mi
1:59:37
↑ 106↓ 241.6%
35K· 21.75 mi
5:52/mi
2:04:00
↑ 17↓ 861.7%
23M
6:02/mi
2:11:33
↑ 23↓ 630.6%
24M
5:57/mi
2:17:30
↓ 821.3%
40K· 24.85 mi
6:22/mi
2:22:57
↓ 200.3%
25.2M
7:09/mi
2:25:25
↑ 13↓ 160.2%
Finish· 26.22 mi
6:03/mi
2:31:35
↑ 22↓ 21

The Course

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Half Splits

1st Half· via HalfFaster
Distance13.11 mi
Time1:11:38
Pace5:28 /mi
2nd Half
Distance13.11 mi
Time1:19:57
Pace6:06 /mi
📊Positive Split: 11.6% slower second half

Checkpoint Splits

CheckpointDistanceTime of DayTimeAvg PaceSegment TimeSegment PaceDiff
5K
3.11 mi09:52:5415:535:0715:53
5:07
-
10K
6.21 mi10:09:3832:375:1516:44
5:23
+0:16
15K
9.32 mi10:27:0450:035:2217:26
5:37
+0:14
20K
12.43 mi10:44:481:07:475:2717:44
5:42
+0:05
Half
13.11 mi10:48:391:11:385:283:51
5:39
-0:03
25K
15.53 mi11:02:451:25:445:3114:06
5:49
+0:10
30K
18.64 mi11:21:521:44:515:3719:07
6:09
+0:20
20M
20.00 mi11:30:121:53:115:408:20
6:08
-0:01
21M
21.00 mi11:36:381:59:375:426:26
6:26
+0:18
35K
21.75 mi11:41:012:04:005:424:23
5:52
-0:34
23M
23.00 mi11:48:342:11:335:437:33
6:02
+0:10
24M
24.00 mi11:54:312:17:305:445:57
5:57
-0:05
40K
24.85 mi11:59:582:22:575:455:27
6:22
+0:25
25.2M
25.20 mi12:02:262:25:255:462:28
7:09
+0:47
Finish
26.22 mi12:08:362:31:355:476:10
6:03
-1:06

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

5:07 /mi

Average Pace

5:47 /mi

Slowest Pace

7:09 /mi

Loading chart...
Fastest
Middle
Slowest
Average

📊Segments

Segment Time Comparison

Time at Faster Pace

1:11:38

47% of race

Time at Steady Pace

1:05:36

43% of race

Time at Slower Pace

14:21

9% of race

Average Pace: 5:47 /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 mi09:52:5415:535:0715:53
5:07
#35
10K
6.21 mi10:09:3832:375:1516:44
5:23
#51
15K
9.32 mi10:27:0450:035:2217:26
5:37
#64
20K
12.43 mi10:44:481:07:475:2717:44
5:42
#98
Half
13.11 mi10:48:391:11:385:283:51
5:39
#102
25K
15.53 mi11:02:451:25:445:3114:06
5:49
#117
30K
18.64 mi11:21:521:44:515:3719:07
6:09
#145
20M
20.00 mi11:30:121:53:115:408:20
6:08
#156
21M
21.00 mi11:36:381:59:375:426:26
6:26
#165
35K
21.75 mi11:41:012:04:005:424:23
5:52
#168
23M
23.00 mi11:48:342:11:335:437:33
6:02
#170
24M
24.00 mi11:54:312:17:305:445:57
5:57
#167
40K
24.85 mi11:59:582:22:575:455:27
6:22
#178
25.2M
25.20 mi12:02:262:25:255:462:28
7:09
#188
Finish
26.22 mi12:08:362:31:355:476:10
6:03
#192
Faster pace
Steady pace
Slower pace

Checkpoint and Segment Rankings

CheckpointDistanceSeg. DistOverallMalesM40-44Seg. OverallSeg. MalesSeg. M40-44
5K3.11 mi3.11 mi353535158(Top 0.6%)132(Top 0.9%)132(Top 6%)
10K6.21 mi3.10 mi51-1651-1651-1681(Top 0.3%)81(Top 0.5%)81(Top 4%)
15K9.32 mi3.11 mi64-1364-1364-13158(Top 0.6%)132(Top 0.9%)132(Top 6%)
20K12.43 mi3.11 mi98-3488-2488-24201(Top 0.8%)177(Top 1%)177(Top 8%)
Half13.11 mi0.68 mi102-491-391-3218(Top 0.8%)196(Top 1%)196(Top 9%)
25K15.53 mi2.42 mi117-1599-899-8293(Top 1%)265(Top 2%)265(Top 12%)
30K18.64 mi3.11 mi145-28124-25124-25587(Top 2%)551(Top 4%)551(Top 25%)
20M20.00 mi1.36 mi156-11135-11135-11522(Top 2%)488(Top 3%)488(Top 22%)
21M21.00 mi1.00 mi165-9143-8143-8527(Top 2%)493(Top 3%)493(Top 22%)
35K21.75 mi0.75 mi168-3146-3146-3434(Top 2%)400(Top 3%)400(Top 18%)
23M23.00 mi1.25 mi170-2148-2148-2329(Top 1%)303(Top 2%)303(Top 14%)
24M24.00 mi1.00 mi167+3145+3145+3446(Top 2%)419(Top 3%)419(Top 19%)
40K24.85 mi0.85 mi178-11155-10155-101096(Top 4%)1035(Top 7%)1035(Top 46%)
25.2M25.20 mi0.35 mi188-10164-9164-92214(Top 8%)2047(Top 13%)2047(Top 91%)
Finish26.22 mi1.02 mi192-4167-3167-3842(Top 3%)806(Top 5%)806(Top 36%)

Segment Performance Analysis

10K→15K

0.0 - 3.1 mi

Top 0.6%
×21story building
+97ft-345ft

Overall

158

Males

132

M40-44

132

5K→10K

3.1 - 6.2 mi

Top 0.3%
×5story building
+79ft-138ft

Overall

81

Males

81

M40-44

81

10K→15K

6.2 - 9.3 mi

Top 0.6%
×3story building
+67ft-78ft

Overall

158

Males

132

M40-44

132

15K→20K

9.3 - 12.4 mi

Top 0.8%
×5story building
+106ft-86ft

Overall

201

Males

177

M40-44

177

20K→Half

12.4 - 13.1 mi

Top 0.8%
×2story building
+19ft-37ft

Overall

218

Males

196

M40-44

196

Half→25K

13.1 - 15.5 mi

Top 1%
×4story building
+66ft-88ft

Overall

293

Males

265

M40-44

265

25K→30K

15.5 - 18.6 mi

Top 2%
×9story building
+181ft-148ft

Overall

587

Males

551

M40-44

551

30K→20M

18.6 - 20.0 mi

Top 2%
×5story building
+64ft-50ft

Overall

522

Males

488

M40-44

488

20M→21M

20.0 - 21.0 mi

Top 2%
×8story building
+106ft-24ft

Overall

527

Males

493

M40-44

493

21M→35K

21.0 - 21.8 mi

Top 2%
×7story building
+17ft-86ft

Overall

434

Males

400

M40-44

400

35K→23M

21.8 - 23.0 mi

Top 1%
×5story building
+23ft-63ft

Overall

329

Males

303

M40-44

303

23M→24M

23.0 - 24.0 mi

Top 2%
×6story building
+12ft-82ft

Overall

446

Males

419

M40-44

419

24M→40K

24.0 - 24.9 mi

Top 4%
×1story
+6ft-20ft

Overall

1096

Males

1035

M40-44

1035

40K→25.2M

24.9 - 25.2 mi

Top 8%
×1story
+13ft-16ft

Overall

2214

Males

2047

M40-44

2047

25.2M→Finish

25.2 - 26.2 mi

Top 3%
×2story building
+22ft-21ft

Overall

842

Males

806

M40-44

806

Passing Analysis

Category:
Athletes Passed
17
Passed By
174
Net Change
-157
SegmentAthletes PassedPassed ByNet ChangeStart RankEnd Rank
Start → 5K----#35
5K → 10K016-16#35#51
10K → 15K013-13#51#64
15K → 20K135-34#64#98
20K → Half04-4#98#102
Half → 25K116-15#102#117
25K → 30K028-28#117#145
30K → 20M011-11#145#156
20M → 21M110-9#156#165
21M → 35K14-3#165#168
35K → 23M13-2#168#170
23M → 24M41+3#170#167
24M → 40K314-11#167#178
40K → 25.2M111-10#178#188
25.2M → Finish48-4#188#192
TOTALS17174-157
📊

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