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BOSTON MARATHON 2023

Akram Shalabi

Bib: 8312•M

0:00
0:00
/ mi
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Overall
#0 / 26622
Top 28%
Gender (Male)
#0 / 15176
Top 42%
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
19:02
Rank: #959
Start → 5K
19:02 | 6:08/mi
10K· 6.21 mi
38:57
Rank: #1449 (-490)
5K → 10K
19:55 | 6:25/mi
15K· 9.32 mi
1:00:43
Rank: #2615 (-1166)
10K → 15K
21:46 | 7:00/mi
20K· 12.43 mi
1:23:35
Rank: #4129 (-1514)
15K → 20K
22:52 | 7:22/mi
Half· 13.11 mi
1:29:01
Rank: #4766 (-637)
20K → Half
5:26 | 7:58/mi
25K· 15.53 mi
1:47:43
Rank: #5797 (-1031)
Half → 25K
18:42 | 7:43/mi
30K· 18.64 mi
2:11:49
Rank: #6246 (-449)
25K → 30K
24:06 | 7:45/mi
20M
2:22:52
Rank: #6482 (-236)
30K → 20M
11:03 | 8:08/mi
21M
2:31:44
Rank: #6728 (-246)
20M → 21M
8:52 | 8:52/mi
35K· 21.75 mi
2:37:00
Rank: #6662 (+66)
21M → 35K
5:16 | 7:02/mi
23M
2:47:19
Rank: #6841 (-179)
35K → 23M
10:19 | 8:14/mi
24M
2:55:11
Rank: #6936 (-95)
23M → 24M
7:52 | 7:52/mi
40K· 24.85 mi
3:02:38
Rank: #7185 (-249)
24M → 40K
7:27 | 8:43/mi
25.2M
3:05:46
Rank: #7264 (-79)
40K → 25.2M
3:08 | 9:05/mi
Finish· 26.22 mi
3:13:56
Rank: #7419 (-155)
25.2M → Finish
8:10 | 8:01/mi

The Course

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Half Splits

1st Half· via HalfFaster
Distance13.11 mi
Time1:29:01
Pace6:47 /mi
2nd Half
Distance13.11 mi
Time1:44:55
Pace8:00 /mi
📊Positive Split: 17.9% slower second half

Checkpoint Splits

CheckpointDistanceTime of DayTimeAvg PaceSegment TimeSegment PaceDiff
5K
3.11 mi10:45:1019:026:0819:02
6:08
-
10K
6.21 mi11:05:0538:576:1619:55
6:25
+0:17
15K
9.32 mi11:26:511:00:436:3121:46
7:00
+0:35
20K
12.43 mi11:49:431:23:356:4422:52
7:22
+0:22
Half
13.11 mi11:55:091:29:016:475:26
7:58
+0:36
25K
15.53 mi12:13:511:47:436:5618:42
7:43
-0:15
30K
18.64 mi12:37:572:11:497:0424:06
7:45
+0:02
20M
20.00 mi12:49:002:22:527:0911:03
8:08
+0:23
21M
21.00 mi12:57:522:31:447:148:52
8:52
+0:44
35K
21.75 mi13:03:082:37:007:135:16
7:02
-1:50
23M
23.00 mi13:13:272:47:197:1610:19
8:14
+1:12
24M
24.00 mi13:21:192:55:117:187:52
7:52
-0:22
40K
24.85 mi13:28:463:02:387:217:27
8:43
+0:51
25.2M
25.20 mi13:31:543:05:467:223:08
9:05
+0:22
Finish
26.22 mi13:40:043:13:567:248:10
8:01
-1:04

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

6:08 /mi

Average Pace

7:24 /mi

Slowest Pace

9:05 /mi

Loading chart...
Fastest
Middle
Slowest
Average

📊Segments

Segment Time Comparison

Time at Faster Pace

1:28:51

46% of race

Time at Steady Pace

1:25:38

44% of race

Time at Slower Pace

19:27

10% of race

Average Pace: 7:24 /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 mi10:45:1019:026:0819:02
6:08
#959
10K
6.21 mi11:05:0538:576:1619:55
6:25
#1449
15K
9.32 mi11:26:511:00:436:3121:46
7:00
#2615
20K
12.43 mi11:49:431:23:356:4422:52
7:22
#4129
Half
13.11 mi11:55:091:29:016:475:26
7:58
#4766
25K
15.53 mi12:13:511:47:436:5618:42
7:43
#5797
30K
18.64 mi12:37:572:11:497:0424:06
7:45
#6246
20M
20.00 mi12:49:002:22:527:0911:03
8:08
#6482
21M
21.00 mi12:57:522:31:447:148:52
8:52
#6728
35K
21.75 mi13:03:082:37:007:135:16
7:02
#6662
23M
23.00 mi13:13:272:47:197:1610:19
8:14
#6841
24M
24.00 mi13:21:192:55:117:187:52
7:52
#6936
40K
24.85 mi13:28:463:02:387:217:27
8:43
#7185
25.2M
25.20 mi13:31:543:05:467:223:08
9:05
#7264
Finish
26.22 mi13:40:043:13:567:248:10
8:01
#7419
Faster pace
Steady pace
Slower pace

Checkpoint and Segment Rankings

CheckpointDistanceSeg. DistOverallMalesM18-39Seg. OverallSeg. MalesSeg. M18-39
5K3.11 mi3.11 mi9599039036590(Top 25%)5930(Top 39%)5930(Top 112%)
10K6.21 mi3.10 mi1449-4901382-4791382-4792306(Top 9%)2207(Top 15%)2207(Top 42%)
15K9.32 mi3.11 mi2615-11662496-11142496-11146590(Top 25%)5930(Top 39%)5930(Top 112%)
20K12.43 mi3.11 mi4129-15143876-13803876-13808203(Top 31%)7016(Top 46%)7016(Top 133%)
Half13.11 mi0.68 mi4766-6374441-5654441-56513992(Top 53%)9875(Top 65%)9875(Top 187%)
25K15.53 mi2.42 mi5797-10315319-8785319-87810365(Top 39%)8180(Top 54%)8180(Top 155%)
30K18.64 mi3.11 mi6246-4495649-3305649-3309019(Top 34%)7288(Top 48%)7288(Top 138%)
20M20.00 mi1.36 mi6482-2365816-1675816-16711199(Top 42%)8347(Top 55%)8347(Top 158%)
21M21.00 mi1.00 mi6728-2465985-1695985-16912602(Top 47%)8840(Top 58%)8840(Top 167%)
35K21.75 mi0.75 mi6662+665925+605925+605576(Top 21%)4939(Top 33%)4939(Top 93%)
23M23.00 mi1.25 mi6841-1796048-1236048-12311432(Top 43%)8179(Top 54%)8179(Top 155%)
24M24.00 mi1.00 mi6936-956090-426090-4210240(Top 38%)7513(Top 50%)7513(Top 142%)
40K24.85 mi0.85 mi7185-2496247-1576247-15714532(Top 55%)9457(Top 62%)9457(Top 179%)
25.2M25.20 mi0.35 mi7264-796285-386285-3812908(Top 48%)8688(Top 57%)8688(Top 164%)
Finish26.22 mi1.02 mi7419-1556364-796364-7912188(Top 46%)8363(Top 55%)8363(Top 158%)

Segment Performance Analysis

10K→15K

0.0 - 3.1 mi

Top 25%
×21stories
+97ft-345ft

Overall

6590

Males

5930

M18-39

5930

5K→10K

3.1 - 6.2 mi

Top 9%
×5stories
+79ft-138ft

Overall

2306

Males

2207

M18-39

2207

10K→15K

6.2 - 9.3 mi

Top 25%
×3stories
+67ft-78ft

Overall

6590

Males

5930

M18-39

5930

15K→20K

9.3 - 12.4 mi

Top 31%
×5stories
+106ft-86ft

Overall

8203

Males

7016

M18-39

7016

20K→Half

12.4 - 13.1 mi

Top 53%
×2stories
+19ft-37ft

Overall

13992

Males

9875

M18-39

9875

Half→25K

13.1 - 15.5 mi

Top 39%
×4stories
+66ft-88ft

Overall

10365

Males

8180

M18-39

8180

25K→30K

15.5 - 18.6 mi

Top 34%
×9stories
+181ft-148ft

Overall

9019

Males

7288

M18-39

7288

30K→20M

18.6 - 20.0 mi

Top 42%
×5stories
+64ft-50ft

Overall

11199

Males

8347

M18-39

8347

20M→21M

20.0 - 21.0 mi

Top 47%
×8stories
+106ft-24ft

Overall

12602

Males

8840

M18-39

8840

21M→35K

21.0 - 21.8 mi

Top 21%
×7stories
+17ft-86ft

Overall

5576

Males

4939

M18-39

4939

35K→23M

21.8 - 23.0 mi

Top 43%
×5stories
+23ft-63ft

Overall

11432

Males

8179

M18-39

8179

23M→24M

23.0 - 24.0 mi

Top 38%
×6stories
+12ft-82ft

Overall

10240

Males

7513

M18-39

7513

24M→40K

24.0 - 24.9 mi

Top 55%
×1story
+6ft-20ft

Overall

14532

Males

9457

M18-39

9457

40K→25.2M

24.9 - 25.2 mi

Top 48%
×1story
+13ft-16ft

Overall

12908

Males

8688

M18-39

8688

25.2M→Finish

25.2 - 26.2 mi

Top 46%
×2stories
+22ft-21ft

Overall

12188

Males

8363

M18-39

8363

Passing Analysis

Category:
Athletes Passed
259
Passed By
6719
Net Change
-6460
SegmentAthletes PassedPassed ByNet ChangeStart RankEnd Rank
Start → 5K----#959
5K → 10K0490-490#959#1449
10K → 15K01166-1166#1449#2615
15K → 20K01514-1514#2615#4129
20K → Half0637-637#4129#4766
Half → 25K51036-1031#4766#5797
25K → 30K40489-449#5797#6246
30K → 20M13249-236#6246#6482
20M → 21M15261-246#6482#6728
21M → 35K715+66#6728#6662
35K → 23M30209-179#6662#6841
23M → 24M29124-95#6841#6936
24M → 40K12261-249#6936#7185
40K → 25.2M1392-79#7185#7264
25.2M → Finish31186-155#7264#7419
TOTALS2596719-6460
📊

Passing Visuals

Category:

📈Position Graph

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🎨Heatmap Timeline

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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