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BOSTON MARATHON 2024

Efraim Shaw

Bib: 682•M

NY

0:00
0:00
/ mi
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Overall
#0 / 25550
Top 6%
Gender (Male)
#0 / 14578
Top 11%
Division (M18-39)
#0 / 4849
Top 25%
Race Day Weather
55°/45°F
scattered clouds

⏱️ Race Timeline

Watch your race unfold from start to finish

Start
0:00:00
Race begins
5K· 3.11 mi
18:18
Rank: #667
Start → 5K
18:18 | 5:53/mi
10K· 6.21 mi
36:45
Rank: #683 (-16)
5K → 10K
18:27 | 5:56/mi
15K· 9.32 mi
55:18
Rank: #678 (+5)
10K → 15K
18:33 | 5:58/mi
20K· 12.43 mi
1:14:02
Rank: #668 (+10)
15K → 20K
18:44 | 6:02/mi
Half· 13.11 mi
1:18:02
Rank: #657 (+11)
20K → Half
4:00 | 5:52/mi
25K· 15.53 mi
1:32:58
Rank: #659 (-2)
Half → 25K
14:56 | 6:10/mi
30K· 18.64 mi
1:53:42
Rank: #753 (-94)
25K → 30K
20:44 | 6:40/mi
20M
2:08:06
Rank: #1497 (-744)
30K → 20M
14:24 | 10:36/mi
21M
2:15:02
Rank: #1432 (+65)
20M → 21M
6:56 | 6:56/mi
35K· 21.75 mi
2:20:08
Rank: #1431 (+1)
21M → 35K
5:06 | 6:49/mi
23M
2:29:09
Rank: #1458 (-27)
35K → 23M
9:01 | 7:12/mi
24M
2:37:48
Rank: #1714 (-256)
23M → 24M
8:39 | 8:39/mi
40K· 24.85 mi
2:44:16
Rank: #1759 (-45)
24M → 40K
6:28 | 7:34/mi
25.2M
2:46:42
Rank: #1703 (+56)
40K → 25.2M
2:26 | 7:03/mi
Finish· 26.22 mi
2:53:16
Rank: #1641 (+62)
25.2M → Finish
6:34 | 6:27/mi

The Course

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Half Splits

1st Half· via HalfFaster
Distance13.11 mi
Time1:18:02
Pace5:57 /mi
2nd Half
Distance13.11 mi
Time1:35:14
Pace7:16 /mi
📊Positive Split: 22.0% slower second half

Checkpoint Splits

CheckpointDistanceTime of DayTimeAvg PaceSegment TimeSegment PaceDiff
5K
3.11 mi10:18:2018:185:5318:18
5:53
-
10K
6.21 mi10:36:4736:455:5518:27
5:56
+0:03
15K
9.32 mi10:55:2055:185:5618:33
5:58
+0:02
20K
12.43 mi11:14:041:14:025:5718:44
6:02
+0:04
Half
13.11 mi11:18:041:18:025:574:00
5:52
-0:10
25K
15.53 mi11:33:001:32:585:5914:56
6:10
+0:18
30K
18.64 mi11:53:441:53:426:0620:44
6:40
+0:30
20M
20.00 mi12:08:082:08:066:2414:24
10:36
+3:56
21M
21.00 mi12:15:042:15:026:266:56
6:56
-3:40
35K
21.75 mi12:20:102:20:086:275:06
6:49
-0:07
23M
23.00 mi12:29:112:29:096:299:01
7:12
+0:23
24M
24.00 mi12:37:502:37:486:358:39
8:39
+1:27
40K
24.85 mi12:44:182:44:166:376:28
7:34
-1:05
25.2M
25.20 mi12:46:442:46:426:372:26
7:03
-0:31
Finish
26.22 mi12:53:182:53:166:376:34
6:27
-0:36

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

5:52 /mi

Average Pace

6:37 /mi

Slowest Pace

10:36 /mi

Loading chart...
Fastest
Middle
Slowest
Average

📊Segments

Segment Time Comparison

Bar length shows time spent in each segment. Colors mark your faster to slower segments, relative to your own pace.

Time at Faster Pace

1:18:02

45% of race

Time at Steady Pace

1:05:43

38% of race

Time at Slower Pace

29:31

17% of race

Average Pace: 6:36 /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

Enhanced split table showing pace trends through mini sparkline visualizations.

Overall Pace Trend

CheckpointDistanceTime of DayTimeAvg PaceSegmentPaceTrendRank
5K
3.11 mi10:18:2018:185:5318:18
5:53
#667
10K
6.21 mi10:36:4736:455:5518:27
5:56
#683
15K
9.32 mi10:55:2055:185:5618:33
5:58
#678
20K
12.43 mi11:14:041:14:025:5718:44
6:02
#668
Half
13.11 mi11:18:041:18:025:574:00
5:52
#657
25K
15.53 mi11:33:001:32:585:5914:56
6:10
#659
30K
18.64 mi11:53:441:53:426:0620:44
6:40
#753
20M
20.00 mi12:08:082:08:066:2414:24
10:36
#1497
21M
21.00 mi12:15:042:15:026:266:56
6:56
#1432
35K
21.75 mi12:20:102:20:086:275:06
6:49
#1431
23M
23.00 mi12:29:112:29:096:299:01
7:12
#1458
24M
24.00 mi12:37:502:37:486:358:39
8:39
#1714
40K
24.85 mi12:44:182:44:166:376:28
7:34
#1759
25.2M
25.20 mi12:46:442:46:426:372:26
7:03
#1703
Finish
26.22 mi12:53:182:53:166:376:34
6:27
#1641
Faster pace
Steady pace
Slower pace

Checkpoint and Segment Rankings

CheckpointDistanceSeg. DistOverallMalesM18-39Seg. OverallSeg. MalesSeg. M18-39
5K3.11 mi3.11 mi667640640711(Top 3%)688(Top 5%)688(Top 14%)
10K6.21 mi3.10 mi683-16656-16656-16723(Top 3%)697(Top 5%)697(Top 14%)
15K9.32 mi3.11 mi678+5652+4652+4711(Top 3%)688(Top 5%)688(Top 14%)
20K12.43 mi3.11 mi668+10643+9643+9661(Top 3%)632(Top 4%)632(Top 13%)
Half13.11 mi0.68 mi657+11632+11632+11508(Top 2%)485(Top 3%)485(Top 10%)
25K15.53 mi2.42 mi659-2635-3635-3771(Top 3%)741(Top 5%)741(Top 15%)
30K18.64 mi3.11 mi753-94722-87722-871546(Top 6%)1479(Top 10%)1479(Top 31%)
20M20.00 mi1.36 mi1497-7441443-7211443-72118253(Top 71%)10874(Top 75%)10874(Top 224%)
21M21.00 mi1.00 mi1432+651378+651378+65944(Top 4%)895(Top 6%)895(Top 18%)
35K21.75 mi0.75 mi1431+11377+11377+12325(Top 9%)2129(Top 15%)2129(Top 44%)
23M23.00 mi1.25 mi1458-271399-221399-222565(Top 10%)2305(Top 16%)2305(Top 48%)
24M24.00 mi1.00 mi1714-2561643-2441643-24410259(Top 40%)6649(Top 46%)6649(Top 137%)
40K24.85 mi0.85 mi1759-451684-411684-413711(Top 15%)3018(Top 21%)3018(Top 62%)
25.2M25.20 mi0.35 mi1703+561629+551629+55670(Top 3%)618(Top 4%)618(Top 13%)
Finish26.22 mi1.02 mi1641+621568+611568+611242(Top 5%)1131(Top 8%)1131(Top 23%)

Segment Performance Analysis

10K→15K

0.0 - 3.1 mi

Top 3%
×21stories
+97ft-345ft

Overall

711

Males

688

M18-39

688

5K→10K

3.1 - 6.2 mi

Top 3%
×5stories
+79ft-138ft

Overall

723

Males

697

M18-39

697

10K→15K

6.2 - 9.3 mi

Top 3%
×3stories
+67ft-78ft

Overall

711

Males

688

M18-39

688

15K→20K

9.3 - 12.4 mi

Top 3%
×5stories
+106ft-86ft

Overall

661

Males

632

M18-39

632

20K→Half

12.4 - 13.1 mi

Top 2%
×2stories
+19ft-37ft

Overall

508

Males

485

M18-39

485

Half→25K

13.1 - 15.5 mi

Top 3%
×4stories
+66ft-88ft

Overall

771

Males

741

M18-39

741

25K→30K

15.5 - 18.6 mi

Top 6%
×9stories
+181ft-148ft

Overall

1546

Males

1479

M18-39

1479

30K→20M

18.6 - 20.0 mi

Top 71%
×5stories
+64ft-50ft

Overall

18253

Males

10874

M18-39

10874

20M→21M

20.0 - 21.0 mi

Top 4%
×8stories
+106ft-24ft

Overall

944

Males

895

M18-39

895

21M→35K

21.0 - 21.8 mi

Top 9%
×7stories
+17ft-86ft

Overall

2325

Males

2129

M18-39

2129

35K→23M

21.8 - 23.0 mi

Top 10%
×5stories
+23ft-63ft

Overall

2565

Males

2305

M18-39

2305

23M→24M

23.0 - 24.0 mi

Top 40%
×6stories
+12ft-82ft

Overall

10259

Males

6649

M18-39

6649

24M→40K

24.0 - 24.9 mi

Top 15%
×1story
+6ft-20ft

Overall

3711

Males

3018

M18-39

3018

40K→25.2M

24.9 - 25.2 mi

Top 3%
×1story
+13ft-16ft

Overall

670

Males

618

M18-39

618

25.2M→Finish

25.2 - 26.2 mi

Top 5%
×2stories
+22ft-21ft

Overall

1242

Males

1131

M18-39

1131

Passing Analysis

Category:
Athletes Passed
424
Passed By
1398
Net Change
-974
SegmentAthletes PassedPassed ByNet ChangeStart RankEnd Rank
Start → 5K----#667
5K → 10K2642-16#667#683
10K → 15K2419+5#683#678
15K → 20K2919+10#678#668
20K → Half110+11#668#657
Half → 25K3537-2#657#659
25K → 30K22116-94#659#753
30K → 20M3747-744#753#1497
20M → 21M749+65#1497#1432
21M → 35K1918+1#1432#1431
35K → 23M3966-27#1431#1458
23M → 24M4260-256#1458#1714
24M → 40K1459-45#1714#1759
40K → 25.2M560+56#1759#1703
25.2M → Finish686+62#1703#1641
TOTALS4241398-974
📊

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