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BOSTON MARATHON 2024

David Yu

CA

Bib: 11827 M

0:00
0:00
/ mi
Masters
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Overall
#0 / 25550
Top 37%
Gender (Male)
#0 / 14578
Top 48%
Masters (Masters Men)
#0 / 9729
Top 38%
Division (M55-59)
#0 / 1529
Top 24%
Race Day Weather
55°/45°F
scattered clouds

⏱️ Race Timeline

Ribbon color based on
FasterSteadySlower· vs. your average pace
Start
0:00
Race begins
469 ft elev
5K· 3.11 mi
7:39/mi
23:46
↑ 97↓ 3451.5%
220 ft elev
10K· 6.21 mi
7:35/mi
47:21
↑ 79↓ 1380.4%
157 ft elev
15K· 9.32 mi
7:36/mi
1:10:59
↑ 67↓ 78
146 ft elev
20K· 12.43 mi
7:50/mi
1:35:18
↑ 106↓ 860.1%
165 ft elev
Half· 13.11 mi
7:42/mi
1:40:33
↑ 19↓ 370.5%
148 ft elev
25K· 15.53 mi
8:00/mi
1:59:57
↑ 66↓ 880.2%
127 ft elev
30K· 18.64 mi
8:18/mi
2:25:44
↑ 181↓ 1480.2%
138 ft elev
20M
8:17/mi
2:36:59
↑ 64↓ 500.2%
148 ft elev
21M
9:23/mi
2:46:22
↑ 106↓ 241.6%
227 ft elev
35K· 21.75 mi
7:48/mi
2:52:12
↑ 17↓ 861.7%
156 ft elev
23M
8:11/mi
3:02:27
↑ 23↓ 630.6%
116 ft elev
24M
8:14/mi
3:10:41
↓ 821.3%
34 ft elev
40K· 24.85 mi
8:33/mi
3:18:00
↓ 200.3%
20 ft elev
25.2M
9:34/mi
3:21:18
↑ 13↓ 160.2%
18 ft elev
Finish· 26.22 mi
8:00/mi
3:29:27
↑ 22↓ 21
17 ft elev
Course Elevation
7–469 ft
≈
×2stacked redwood trees
•▲ 890 ft climb · ▼ 1342 ft descent

The Course

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Half Splits

1st Half· via HalfFaster
Distance13.11 mi
Time1:40:33
Pace7:40 /mi
2nd Half
Distance13.11 mi
Time1:48:54
Pace8:18 /mi
📊Positive Split: 8.3% slower second half

Checkpoint Splits

CheckpointDistanceTime of DayTimeAvg PaceSegment TimeSegment PaceDiff
5K
3.11 mi10:52:0223:467:3923:46
7:39
-
10K
6.21 mi11:15:3747:217:3723:35
7:35
-0:04
15K
9.32 mi11:39:151:10:597:3723:38
7:36
+0:01
20K
12.43 mi12:03:341:35:187:4024:19
7:50
+0:14
Half
13.11 mi12:08:491:40:337:405:15
7:42
-0:08
25K
15.53 mi12:28:131:59:577:4319:24
8:00
+0:18
30K
18.64 mi12:54:002:25:447:4925:47
8:18
+0:18
20M
20.00 mi13:05:152:36:597:5111:15
8:17
-0:01
21M
21.00 mi13:14:382:46:227:559:23
9:23
+1:06
35K
21.75 mi13:20:282:52:127:555:50
7:48
-1:35
23M
23.00 mi13:30:433:02:277:5610:15
8:11
+0:23
24M
24.00 mi13:38:573:10:417:578:14
8:14
+0:03
40K
24.85 mi13:46:163:18:007:587:19
8:33
+0:19
25.2M
25.20 mi13:49:343:21:187:593:18
9:34
+1:01
Finish
26.22 mi13:57:433:29:278:008:09
8:00
-1:34

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

7:35 /mi

Average Pace

8:00 /mi

Slowest Pace

9:34 /mi

Loading chart...
Fastest
Middle
Slowest
Average

📊Segments

Segment Time Comparison

Time at Faster Pace

1:16:14

36% of race

Time at Steady Pace

1:27:26

42% of race

Time at Slower Pace

45:47

22% of race

Average Pace: 7:59 /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 mi10:52:0223:467:3923:46
7:39
#11906
10K
6.21 mi11:15:3747:217:3723:35
7:35
#11412
15K
9.32 mi11:39:151:10:597:3723:38
7:36
#11080
20K
12.43 mi12:03:341:35:187:4024:19
7:50
#10925
Half
13.11 mi12:08:491:40:337:405:15
7:42
#10897
25K
15.53 mi12:28:131:59:577:4319:24
8:00
#10698
30K
18.64 mi12:54:002:25:447:4925:47
8:18
#10376
20M
20.00 mi13:05:152:36:597:5111:15
8:17
#10134
21M
21.00 mi13:14:382:46:227:559:23
9:23
#10101
35K
21.75 mi13:20:282:52:127:555:50
7:48
#9920
23M
23.00 mi13:30:433:02:277:5610:15
8:11
#9647
24M
24.00 mi13:38:573:10:417:578:14
8:14
#9527
40K
24.85 mi13:46:163:18:007:587:19
8:33
#9478
25.2M
25.20 mi13:49:343:21:187:593:18
9:34
#9456
Finish
26.22 mi13:57:433:29:278:008:09
8:00
#9413
Faster pace
Steady pace
Slower pace

Checkpoint and Segment Rankings

CheckpointDistanceSeg. DistOverallMalesM55-59Seg. OverallSeg. MalesSeg. M55-59
5K3.11 mi3.11 mi119068802880210458(Top 41%)8021(Top 55%)8021(Top 525%)
10K6.21 mi3.10 mi11412+4948551+2518551+25110968(Top 43%)8313(Top 57%)8313(Top 544%)
15K9.32 mi3.11 mi11080+3328373+1788373+17810458(Top 41%)8021(Top 55%)8021(Top 525%)
20K12.43 mi3.11 mi10925+1558282+918282+9110598(Top 41%)7948(Top 55%)7948(Top 520%)
Half13.11 mi0.68 mi10897+288250+328250+3210492(Top 41%)7912(Top 54%)7912(Top 517%)
25K15.53 mi2.42 mi10698+1998095+1558095+15510178(Top 40%)7585(Top 52%)7585(Top 496%)
30K18.64 mi3.11 mi10376+3227840+2557840+2559552(Top 37%)7050(Top 48%)7050(Top 461%)
20M20.00 mi1.36 mi10134+2427666+1747666+1748260(Top 32%)6133(Top 42%)6133(Top 401%)
21M21.00 mi1.00 mi10101+337595+717595+7110292(Top 40%)6887(Top 47%)6887(Top 450%)
35K21.75 mi0.75 mi9920+1817472+1237472+1236592(Top 26%)5024(Top 34%)5024(Top 329%)
23M23.00 mi1.25 mi9647+2737269+2037269+2036726(Top 26%)4943(Top 34%)4943(Top 323%)
24M24.00 mi1.00 mi9527+1207163+1067163+1067932(Top 31%)5466(Top 37%)5466(Top 357%)
40K24.85 mi0.85 mi9478+497097+667097+668646(Top 34%)5732(Top 39%)5732(Top 375%)
25.2M25.20 mi0.35 mi9456+227065+327065+328987(Top 35%)5823(Top 40%)5823(Top 381%)
Finish26.22 mi1.02 mi9413+437011+547011+548494(Top 33%)5653(Top 39%)5653(Top 370%)

Segment Performance Analysis

10K→15K

0.0 - 3.1 mi

Top 41%
×21story building
+97ft-345ft

Overall

10458

Males

8021

M55-59

8021

5K→10K

3.1 - 6.2 mi

Top 43%
×5story building
+79ft-138ft

Overall

10968

Males

8313

M55-59

8313

10K→15K

6.2 - 9.3 mi

Top 41%
×3story building
+67ft-78ft

Overall

10458

Males

8021

M55-59

8021

15K→20K

9.3 - 12.4 mi

Top 41%
×5story building
+106ft-86ft

Overall

10598

Males

7948

M55-59

7948

20K→Half

12.4 - 13.1 mi

Top 41%
×2story building
+19ft-37ft

Overall

10492

Males

7912

M55-59

7912

Half→25K

13.1 - 15.5 mi

Top 40%
×4story building
+66ft-88ft

Overall

10178

Males

7585

M55-59

7585

25K→30K

15.5 - 18.6 mi

Top 37%
×9story building
+181ft-148ft

Overall

9552

Males

7050

M55-59

7050

30K→20M

18.6 - 20.0 mi

Top 32%
×5story building
+64ft-50ft

Overall

8260

Males

6133

M55-59

6133

20M→21M

20.0 - 21.0 mi

Top 40%
×8story building
+106ft-24ft

Overall

10292

Males

6887

M55-59

6887

21M→35K

21.0 - 21.8 mi

Top 26%
×7story building
+17ft-86ft

Overall

6592

Males

5024

M55-59

5024

35K→23M

21.8 - 23.0 mi

Top 26%
×5story building
+23ft-63ft

Overall

6726

Males

4943

M55-59

4943

23M→24M

23.0 - 24.0 mi

Top 31%
×6story building
+12ft-82ft

Overall

7932

Males

5466

M55-59

5466

24M→40K

24.0 - 24.9 mi

Top 34%
×1story
+6ft-20ft

Overall

8646

Males

5732

M55-59

5732

40K→25.2M

24.9 - 25.2 mi

Top 35%
×1story
+13ft-16ft

Overall

8987

Males

5823

M55-59

5823

25.2M→Finish

25.2 - 26.2 mi

Top 33%
×2story building
+22ft-21ft

Overall

8494

Males

5653

M55-59

5653

Passing Analysis

Category:
Athletes Passed
3428*
Passed By
933
Net Change
+2493
SegmentAthletes PassedPassed ByNet ChangeStart RankEnd Rank
Start → 5K----#11906
5K → 10K58490+494#11906#11412
10K → 15K39462+332#11412#11080
15K → 20K295140+155#11080#10925
20K → Half5527+28#10925#10897
Half → 25K319120+199#10897#10698
25K → 30K447125+322#10698#10376
30K → 20M27532+242#10376#10134
20M → 21M156122+33#10134#10101
21M → 35K186*5+181#10101#9920
35K → 23M29623+273#9920#9647
23M → 24M156*36+120#9647#9527
24M → 40K11566+49#9527#9478
40K → 25.2M4725+22#9478#9456
25.2M → Finish10360+43#9456#9413
TOTALS3428*933+2493

* Includes athletes who did not complete a segment (DNF/DNQ).

📊

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