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BOSTON MARATHON 2024

Daehui Jo

Bib: 8493•M

0:00
0:00
/ mi
Masters
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Overall
#0 / 25550
Gender (Male)
#0 / 14578
Masters (Masters Men)
#0 / 9729
Division (M40-44)
#0 / 2009
Race Day Weather
55°/45°F
scattered clouds

⏱️ 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
6:37/mi
20:32
↑ 97↓ 3451.5%
10K· 6.21 mi
6:38/mi
41:08
↑ 79↓ 1380.4%
15K· 9.32 mi
6:59/mi
1:02:51
↑ 67↓ 78
20K· 12.43 mi
9:26/mi
1:32:09
↑ 106↓ 860.1%
Half· 13.11 mi
7:36/mi
1:37:20
↑ 19↓ 370.5%
25K· 15.53 mi
9:45/mi
2:00:59
↑ 66↓ 880.2%
30K· 18.64 mi
10:32/mi
2:33:43
↑ 181↓ 1480.2%
20M
9:52/mi
2:47:08
↑ 64↓ 500.2%
21M
10:13/mi
2:57:21
↑ 106↓ 241.6%
35K· 21.75 mi
10:38/mi
3:05:18
↑ 17↓ 861.7%
23M
9:50/mi
3:17:37
↑ 23↓ 630.6%
24M
8:25/mi
3:26:02
↓ 821.3%
40K· 24.85 mi
8:49/mi
3:33:34
↓ 200.3%
25.2M
11:13/mi
3:37:26
↑ 13↓ 160.2%
Finish· 26.22 mi
8:24/mi
3:46:00
↑ 22↓ 21

The Course

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Half Splits

1st Half· via HalfFaster
Distance13.11 mi
Time1:37:20
Pace7:25 /mi
2nd Half
Distance13.11 mi
Time2:08:40
Pace9:49 /mi
📊Positive Split: 32.2% slower second half

Checkpoint Splits

CheckpointDistanceTime of DayTimeAvg PaceSegment TimeSegment PaceDiff
5K
3.11 mi10:45:4320:326:3720:32
6:37
-
10K
6.21 mi11:06:1941:086:3720:36
6:38
+0:01
15K
9.32 mi11:28:021:02:516:4521:43
6:59
+0:21
20K
12.43 mi11:57:201:32:097:2529:18
9:26
+2:27
Half
13.11 mi12:02:311:37:207:255:11
7:36
-1:50
25K
15.53 mi12:26:102:00:597:4723:39
9:45
+2:09
30K
18.64 mi12:58:542:33:438:1532:44
10:32
+0:47
20M
20.00 mi13:12:192:47:088:2113:25
9:52
-0:40
21M
21.00 mi13:22:322:57:218:2710:13
10:13
+0:21
35K
21.75 mi13:30:293:05:188:317:57
10:38
+0:25
23M
23.00 mi13:42:483:17:378:3612:19
9:50
-0:48
24M
24.00 mi13:51:133:26:028:358:25
8:25
-1:25
40K
24.85 mi13:58:453:33:348:367:32
8:49
+0:24
25.2M
25.20 mi14:02:373:37:268:383:52
11:13
+2:24
Finish
26.22 mi14:11:113:46:008:388:34
8:24
-2:49

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

6:37 /mi

Average Pace

8:38 /mi

Slowest Pace

11:13 /mi

Loading chart...
Fastest
Middle
Slowest
Average

📊Segments

Segment Time Comparison

Time at Faster Pace

1:25:01

38% of race

Time at Steady Pace

1:26:13

38% of race

Time at Slower Pace

54:46

24% of race

Average Pace: 8:37 /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 mi10:45:4320:326:3720:32
6:37
#4098
10K
6.21 mi11:06:1941:086:3720:36
6:38
#3921
15K
9.32 mi11:28:021:02:516:4521:43
6:59
#4666
20K
12.43 mi11:57:201:32:097:2529:18
9:26
#8970
Half
13.11 mi12:02:311:37:207:255:11
7:36
#9010
25K
15.53 mi12:26:102:00:597:4723:39
9:45
#11198
30K
18.64 mi12:58:542:33:438:1532:44
10:32
#13255
20M
20.00 mi13:12:192:47:088:2113:25
9:52
#13502
21M
21.00 mi13:22:322:57:218:2710:13
10:13
#13511
35K
21.75 mi13:30:293:05:188:317:57
10:38
#13803
23M
23.00 mi13:42:483:17:378:3612:19
9:50
#13895
24M
24.00 mi13:51:133:26:028:358:25
8:25
#13648
40K
24.85 mi13:58:453:33:348:367:32
8:49
#13476
25.2M
25.20 mi14:02:373:37:268:383:52
11:13
#13485
Finish
26.22 mi14:11:113:46:008:388:34
8:24
#13370
Faster pace
Steady pace
Slower pace

Checkpoint and Segment Rankings

CheckpointDistanceSeg. DistOverallMalesM40-44Seg. OverallSeg. MalesSeg. M40-44
5K3.11 mi3.11 mi4098387238726164(Top 24%)5504(Top 38%)5504(Top 274%)
10K6.21 mi3.10 mi3921+1773704+1683704+1683835(Top 15%)3618(Top 25%)3618(Top 180%)
15K9.32 mi3.11 mi4666-7454345-6414345-6416164(Top 24%)5504(Top 38%)5504(Top 274%)
20K12.43 mi3.11 mi8970-43047304-29597304-295918966(Top 74%)11673(Top 80%)11673(Top 581%)
Half13.11 mi0.68 mi9010-407313-97313-99830(Top 38%)7613(Top 52%)7613(Top 379%)
25K15.53 mi2.42 mi11198-21888343-10308343-103018381(Top 72%)11305(Top 78%)11305(Top 563%)
30K18.64 mi3.11 mi13255-20579168-8259168-82518872(Top 74%)11325(Top 78%)11325(Top 564%)
20M20.00 mi1.36 mi13502-2479206-389206-3816022(Top 63%)9769(Top 67%)9769(Top 486%)
21M21.00 mi1.00 mi13511-99155+519155+5113793(Top 54%)8561(Top 59%)8561(Top 426%)
35K21.75 mi0.75 mi13803-2929247-929247-9218877(Top 74%)11061(Top 76%)11061(Top 551%)
23M23.00 mi1.25 mi13895-929240+79240+714859(Top 58%)8971(Top 62%)8971(Top 447%)
24M24.00 mi1.00 mi13648+2479086+1549086+1548953(Top 35%)6011(Top 41%)6011(Top 299%)
40K24.85 mi0.85 mi13476+1728968+1188968+1189941(Top 39%)6381(Top 44%)6381(Top 318%)
25.2M25.20 mi0.35 mi13485-98955+138955+1315139(Top 59%)9003(Top 62%)9003(Top 448%)
Finish26.22 mi1.02 mi13370+1158865+908865+9010991(Top 43%)6992(Top 48%)6992(Top 348%)

Segment Performance Analysis

10K→15K

0.0 - 3.1 mi

Top 24%
×21story building
+97ft-345ft

Overall

6164

Males

5504

M40-44

5504

5K→10K

3.1 - 6.2 mi

Top 15%
×5story building
+79ft-138ft

Overall

3835

Males

3618

M40-44

3618

10K→15K

6.2 - 9.3 mi

Top 24%
×3story building
+67ft-78ft

Overall

6164

Males

5504

M40-44

5504

15K→20K

9.3 - 12.4 mi

Top 74%
×5story building
+106ft-86ft

Overall

18966

Males

11673

M40-44

11673

20K→Half

12.4 - 13.1 mi

Top 38%
×2story building
+19ft-37ft

Overall

9830

Males

7613

M40-44

7613

Half→25K

13.1 - 15.5 mi

Top 72%
×4story building
+66ft-88ft

Overall

18381

Males

11305

M40-44

11305

25K→30K

15.5 - 18.6 mi

Top 74%
×9story building
+181ft-148ft

Overall

18872

Males

11325

M40-44

11325

30K→20M

18.6 - 20.0 mi

Top 63%
×5story building
+64ft-50ft

Overall

16022

Males

9769

M40-44

9769

20M→21M

20.0 - 21.0 mi

Top 54%
×8story building
+106ft-24ft

Overall

13793

Males

8561

M40-44

8561

21M→35K

21.0 - 21.8 mi

Top 74%
×7story building
+17ft-86ft

Overall

18877

Males

11061

M40-44

11061

35K→23M

21.8 - 23.0 mi

Top 58%
×5story building
+23ft-63ft

Overall

14859

Males

8971

M40-44

8971

23M→24M

23.0 - 24.0 mi

Top 35%
×6story building
+12ft-82ft

Overall

8953

Males

6011

M40-44

6011

24M→40K

24.0 - 24.9 mi

Top 39%
×1story
+6ft-20ft

Overall

9941

Males

6381

M40-44

6381

40K→25.2M

24.9 - 25.2 mi

Top 59%
×1story
+13ft-16ft

Overall

15139

Males

9003

M40-44

9003

25.2M→Finish

25.2 - 26.2 mi

Top 43%
×2story building
+22ft-21ft

Overall

10991

Males

6992

M40-44

6992

Passing Analysis

Category:
Athletes Passed
1325
Passed By
10595
Net Change
-9272
SegmentAthletes PassedPassed ByNet ChangeStart RankEnd Rank
Start → 5K----#4098
5K → 10K26285+177#4098#3921
10K → 15K23768-745#3921#4666
15K → 20K34307-4304#4666#8970
20K → Half2262-40#8970#9010
Half → 25K202206-2188#9010#11198
25K → 30K202077-2057#11198#13255
30K → 20M84331-247#13255#13502
20M → 21M143152-9#13502#13511
21M → 35K29321-292#13511#13803
35K → 23M92184-92#13803#13895
23M → 24M2525+247#13895#13648
24M → 40K19119+172#13648#13476
40K → 25.2M4251-9#13476#13485
25.2M → Finish14227+115#13485#13370
TOTALS132510595-9272
📊

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