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BOSTON MARATHON 2024

Andrew Cho

Bib: 5055•M

IL

0:00
0:00
/ mi
Masters
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Overall
#0 / 25550
Top 29%
Gender (Male)
#0 / 14578
Top 41%
Masters (Masters Men)
#0 / 9729
Top 30%
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
7:00/mi
21:45
↑ 97↓ 3451.5%
10K· 6.21 mi
7:12/mi
44:08
↑ 79↓ 1380.4%
15K· 9.32 mi
7:14/mi
1:06:36
↑ 67↓ 78
20K· 12.43 mi
7:33/mi
1:30:02
↑ 106↓ 860.1%
Half· 13.11 mi
7:20/mi
1:35:02
↑ 19↓ 370.5%
25K· 15.53 mi
7:38/mi
1:53:33
↑ 66↓ 880.2%
30K· 18.64 mi
8:12/mi
2:19:01
↑ 181↓ 1480.2%
20M
8:25/mi
2:30:27
↑ 64↓ 500.2%
21M
9:02/mi
2:39:29
↑ 106↓ 241.6%
35K· 21.75 mi
8:09/mi
2:45:35
↑ 17↓ 861.7%
23M
8:22/mi
2:56:03
↑ 23↓ 630.6%
24M
8:04/mi
3:04:07
↓ 821.3%
40K· 24.85 mi
8:28/mi
3:11:21
↓ 200.3%
25.2M
8:56/mi
3:14:26
↑ 13↓ 160.2%
Finish· 26.22 mi
7:28/mi
3:22:03
↑ 22↓ 21

The Course

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Half Splits

1st Half· via HalfFaster
Distance13.11 mi
Time1:35:02
Pace7:15 /mi
2nd Half
Distance13.11 mi
Time1:47:01
Pace8:10 /mi
📊Positive Split: 12.6% slower second half

Checkpoint Splits

CheckpointDistanceTime of DayTimeAvg PaceSegment TimeSegment PaceDiff
5K
3.11 mi10:26:3721:457:0021:45
7:00
-
10K
6.21 mi10:49:0044:087:0622:23
7:12
+0:12
15K
9.32 mi11:11:281:06:367:0922:28
7:14
+0:02
20K
12.43 mi11:34:541:30:027:1523:26
7:33
+0:19
Half
13.11 mi11:39:541:35:027:155:00
7:20
-0:13
25K
15.53 mi11:58:251:53:337:1918:31
7:38
+0:18
30K
18.64 mi12:23:532:19:017:2725:28
8:12
+0:34
20M
20.00 mi12:35:192:30:277:3111:26
8:25
+0:13
21M
21.00 mi12:44:212:39:297:369:02
9:02
+0:37
35K
21.75 mi12:50:272:45:357:376:06
8:09
-0:53
23M
23.00 mi13:00:552:56:037:3910:28
8:22
+0:13
24M
24.00 mi13:08:593:04:077:408:04
8:04
-0:18
40K
24.85 mi13:16:133:11:217:427:14
8:28
+0:24
25.2M
25.20 mi13:19:183:14:267:433:05
8:56
+0:28
Finish
26.22 mi13:26:553:22:037:437:37
7:28
-1:28

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

7:00 /mi

Average Pace

7:43 /mi

Slowest Pace

9:02 /mi

Loading chart...
Fastest
Middle
Slowest
Average

📊Segments

Segment Time Comparison

Time at Faster Pace

2:01:10

60% of race

Time at Steady Pace

50:06

25% of race

Time at Slower Pace

30:47

15% of race

Average Pace: 7:42 /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 mi10:26:3721:457:0021:45
7:00
#7046
10K
6.21 mi10:49:0044:087:0622:23
7:12
#7464
15K
9.32 mi11:11:281:06:367:0922:28
7:14
#7503
20K
12.43 mi11:34:541:30:027:1523:26
7:33
#7727
Half
13.11 mi11:39:541:35:027:155:00
7:20
#7726
25K
15.53 mi11:58:251:53:337:1918:31
7:38
#7667
30K
18.64 mi12:23:532:19:017:2725:28
8:12
#7831
20M
20.00 mi12:35:192:30:277:3111:26
8:25
#7897
21M
21.00 mi12:44:212:39:297:369:02
9:02
#7866
35K
21.75 mi12:50:272:45:357:376:06
8:09
#7848
23M
23.00 mi13:00:552:56:037:3910:28
8:22
#7748
24M
24.00 mi13:08:593:04:077:408:04
8:04
#7631
40K
24.85 mi13:16:133:11:217:427:14
8:28
#7607
25.2M
25.20 mi13:19:183:14:267:433:05
8:56
#7546
Finish
26.22 mi13:26:553:22:037:437:37
7:28
#7395
Faster pace
Steady pace
Slower pace

Checkpoint and Segment Rankings

CheckpointDistanceSeg. DistOverallMalesM40-44Seg. OverallSeg. MalesSeg. M40-44
5K3.11 mi3.11 mi7046620862087682(Top 30%)6531(Top 45%)6531(Top 325%)
10K6.21 mi3.10 mi7464-4186458-2506458-2507948(Top 31%)6712(Top 46%)6712(Top 334%)
15K9.32 mi3.11 mi7503-396455+36455+37682(Top 30%)6531(Top 45%)6531(Top 325%)
20K12.43 mi3.11 mi7727-2246576-1216576-1218663(Top 34%)6983(Top 48%)6983(Top 348%)
Half13.11 mi0.68 mi7726+16568+86568+87829(Top 31%)6514(Top 45%)6514(Top 324%)
25K15.53 mi2.42 mi7667+596487+816487+817860(Top 31%)6341(Top 43%)6341(Top 316%)
30K18.64 mi3.11 mi7831-1646492-56492-58983(Top 35%)6753(Top 46%)6753(Top 336%)
20M20.00 mi1.36 mi7897-666480+126480+128948(Top 35%)6486(Top 44%)6486(Top 323%)
21M21.00 mi1.00 mi7866+316418+626418+628732(Top 34%)6156(Top 42%)6156(Top 306%)
35K21.75 mi0.75 mi7848+186379+396379+398674(Top 34%)6100(Top 42%)6100(Top 304%)
23M23.00 mi1.25 mi7748+1006254+1256254+1257664(Top 30%)5417(Top 37%)5417(Top 270%)
24M24.00 mi1.00 mi7631+1176147+1076147+1076971(Top 27%)4967(Top 34%)4967(Top 247%)
40K24.85 mi0.85 mi7607+246091+566091+568125(Top 32%)5455(Top 37%)5455(Top 272%)
25.2M25.20 mi0.35 mi7546+616032+596032+596248(Top 24%)4401(Top 30%)4401(Top 219%)
Finish26.22 mi1.02 mi7395+1515907+1255907+1255492(Top 21%)4075(Top 28%)4075(Top 203%)

Segment Performance Analysis

10K→15K

0.0 - 3.1 mi

Top 30%
×21story building
+97ft-345ft

Overall

7682

Males

6531

M40-44

6531

5K→10K

3.1 - 6.2 mi

Top 31%
×5story building
+79ft-138ft

Overall

7948

Males

6712

M40-44

6712

10K→15K

6.2 - 9.3 mi

Top 30%
×3story building
+67ft-78ft

Overall

7682

Males

6531

M40-44

6531

15K→20K

9.3 - 12.4 mi

Top 34%
×5story building
+106ft-86ft

Overall

8663

Males

6983

M40-44

6983

20K→Half

12.4 - 13.1 mi

Top 31%
×2story building
+19ft-37ft

Overall

7829

Males

6514

M40-44

6514

Half→25K

13.1 - 15.5 mi

Top 31%
×4story building
+66ft-88ft

Overall

7860

Males

6341

M40-44

6341

25K→30K

15.5 - 18.6 mi

Top 35%
×9story building
+181ft-148ft

Overall

8983

Males

6753

M40-44

6753

30K→20M

18.6 - 20.0 mi

Top 35%
×5story building
+64ft-50ft

Overall

8948

Males

6486

M40-44

6486

20M→21M

20.0 - 21.0 mi

Top 34%
×8story building
+106ft-24ft

Overall

8732

Males

6156

M40-44

6156

21M→35K

21.0 - 21.8 mi

Top 34%
×7story building
+17ft-86ft

Overall

8674

Males

6100

M40-44

6100

35K→23M

21.8 - 23.0 mi

Top 30%
×5story building
+23ft-63ft

Overall

7664

Males

5417

M40-44

5417

23M→24M

23.0 - 24.0 mi

Top 27%
×6story building
+12ft-82ft

Overall

6971

Males

4967

M40-44

4967

24M→40K

24.0 - 24.9 mi

Top 32%
×1story
+6ft-20ft

Overall

8125

Males

5455

M40-44

5455

40K→25.2M

24.9 - 25.2 mi

Top 24%
×1story
+13ft-16ft

Overall

6248

Males

4401

M40-44

4401

25.2M→Finish

25.2 - 26.2 mi

Top 21%
×2story building
+22ft-21ft

Overall

5492

Males

4075

M40-44

4075

Passing Analysis

Category:
Athletes Passed
1745
Passed By
2094
Net Change
-349
SegmentAthletes PassedPassed ByNet ChangeStart RankEnd Rank
Start → 5K----#7046
5K → 10K74492-418#7046#7464
10K → 15K132171-39#7464#7503
15K → 20K123347-224#7503#7727
20K → Half3231+1#7727#7726
Half → 25K199140+59#7726#7667
25K → 30K208372-164#7667#7831
30K → 20M96162-66#7831#7897
20M → 21M137106+31#7897#7866
21M → 35K7658+18#7866#7848
35K → 23M18989+100#7848#7748
23M → 24M13922+117#7748#7631
24M → 40K9369+24#7631#7607
40K → 25.2M7918+61#7607#7546
25.2M → Finish16817+151#7546#7395
TOTALS17452094-349
📊

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