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BOSTON MARATHON 2024

Ying Ki Lam

Bib: 9159•M

0:00
0:00
/ mi
Masters
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Overall
#0 / 25550
Top 40%
Gender (Male)
#0 / 14578
Masters (Masters Men)
#0 / 9729
Top 42%
Division (M45-49)
#0 / 2218
Race Day Weather
55°/45°F
scattered clouds

⏱️ Race Timeline

Start
0:00:00
Race begins
5K· 3.11 mi
21:54
Rank: #7338
Start → 5K
21:54 | 7:03/mi
10K· 6.21 mi
44:33
Rank: #7911 (-573)
5K → 10K
22:39 | 7:17/mi
15K· 9.32 mi
1:07:11
Rank: #7932 (-21)
10K → 15K
22:38 | 7:17/mi
20K· 12.43 mi
1:30:39
Rank: #8077 (-145)
15K → 20K
23:28 | 7:33/mi
Half· 13.11 mi
1:35:45
Rank: #8112 (-35)
20K → Half
5:06 | 7:29/mi
25K· 15.53 mi
1:54:32
Rank: #8118 (-6)
Half → 25K
18:47 | 7:45/mi
30K· 18.64 mi
2:20:11
Rank: #8286 (-168)
25K → 30K
25:39 | 8:15/mi
20M
2:32:04
Rank: #8451 (-165)
30K → 20M
11:53 | 8:45/mi
21M
2:41:18
Rank: #8463 (-12)
20M → 21M
9:14 | 9:14/mi
35K· 21.75 mi
2:48:27
Rank: #8714 (-251)
21M → 35K
7:09 | 9:33/mi
23M
3:01:06
Rank: #9212 (-498)
35K → 23M
12:39 | 10:06/mi
24M
3:10:49
Rank: #9572 (-360)
23M → 24M
9:43 | 9:43/mi
40K· 24.85 mi
3:19:46
Rank: #9967 (-395)
24M → 40K
8:57 | 10:28/mi
25.2M
3:23:40
Rank: #10091 (-124)
40K → 25.2M
3:54 | 11:19/mi
Finish· 26.22 mi
3:32:58
Rank: #10260 (-169)
25.2M → Finish
9:18 | 9:08/mi

The Course

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Half Splits

1st Half· via HalfFaster
Distance13.11 mi
Time1:35:45
Pace7:18 /mi
2nd Half
Distance13.11 mi
Time1:57:13
Pace8:56 /mi
📊Positive Split: 22.4% slower second half

Checkpoint Splits

CheckpointDistanceTime of DayTimeAvg PaceSegment TimeSegment PaceDiff
5K
3.11 mi10:47:4121:547:0321:54
7:03
-
10K
6.21 mi11:10:2044:337:1022:39
7:17
+0:14
15K
9.32 mi11:32:581:07:117:1222:38
7:17
0:00
20K
12.43 mi11:56:261:30:397:1823:28
7:33
+0:16
Half
13.11 mi12:01:321:35:457:185:06
7:29
-0:04
25K
15.53 mi12:20:191:54:327:2218:47
7:45
+0:16
30K
18.64 mi12:45:582:20:117:3125:39
8:15
+0:30
20M
20.00 mi12:57:512:32:047:3611:53
8:45
+0:30
21M
21.00 mi13:07:052:41:187:419:14
9:14
+0:29
35K
21.75 mi13:14:142:48:277:457:09
9:33
+0:19
23M
23.00 mi13:26:533:01:067:5212:39
10:06
+0:33
24M
24.00 mi13:36:363:10:497:579:43
9:43
-0:23
40K
24.85 mi13:45:333:19:468:028:57
10:28
+0:45
25.2M
25.20 mi13:49:273:23:408:053:54
11:19
+0:51
Finish
26.22 mi13:58:453:32:588:089:18
9:08
-2:11

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

7:03 /mi

Average Pace

8:08 /mi

Slowest Pace

11:19 /mi

Loading chart...
Fastest
Middle
Slowest
Average

📊Segments

Segment Time Comparison

Time at Faster Pace

1:54:32

54% of race

Time at Steady Pace

56:04

26% of race

Time at Slower Pace

42:22

20% of race

Average Pace: 8:07 /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 mi10:47:4121:547:0321:54
7:03
#7338
10K
6.21 mi11:10:2044:337:1022:39
7:17
#7911
15K
9.32 mi11:32:581:07:117:1222:38
7:17
#7932
20K
12.43 mi11:56:261:30:397:1823:28
7:33
#8077
Half
13.11 mi12:01:321:35:457:185:06
7:29
#8112
25K
15.53 mi12:20:191:54:327:2218:47
7:45
#8118
30K
18.64 mi12:45:582:20:117:3125:39
8:15
#8286
20M
20.00 mi12:57:512:32:047:3611:53
8:45
#8451
21M
21.00 mi13:07:052:41:187:419:14
9:14
#8463
35K
21.75 mi13:14:142:48:277:457:09
9:33
#8714
23M
23.00 mi13:26:533:01:067:5212:39
10:06
#9212
24M
24.00 mi13:36:363:10:497:579:43
9:43
#9572
40K
24.85 mi13:45:333:19:468:028:57
10:28
#9967
25.2M
25.20 mi13:49:273:23:408:053:54
11:19
#10091
Finish
26.22 mi13:58:453:32:588:089:18
9:08
#10260
Faster pace
Steady pace
Slower pace

Checkpoint and Segment Rankings

CheckpointDistanceSeg. DistOverallMalesM45-49Seg. OverallSeg. MalesSeg. M45-49
5K3.11 mi3.11 mi7338638963898058(Top 32%)6756(Top 46%)6756(Top 305%)
10K6.21 mi3.10 mi7911-5736736-3476736-3478595(Top 34%)7106(Top 49%)7106(Top 320%)
15K9.32 mi3.11 mi7932-216722+146722+148058(Top 32%)6756(Top 46%)6756(Top 305%)
20K12.43 mi3.11 mi8077-1456788-666788-668757(Top 34%)7031(Top 48%)7031(Top 317%)
Half13.11 mi0.68 mi8112-356804-166804-168907(Top 35%)7124(Top 49%)7124(Top 321%)
25K15.53 mi2.42 mi8118-66760+446760+448605(Top 34%)6769(Top 46%)6769(Top 305%)
30K18.64 mi3.11 mi8286-1686758+26758+29313(Top 36%)6922(Top 47%)6922(Top 312%)
20M20.00 mi1.36 mi8451-1656802-446802-4410777(Top 42%)7396(Top 51%)7396(Top 333%)
21M21.00 mi1.00 mi8463-126755+476755+479627(Top 38%)6585(Top 45%)6585(Top 297%)
35K21.75 mi0.75 mi8714-2516853-986853-9815663(Top 61%)9448(Top 65%)9448(Top 426%)
23M23.00 mi1.25 mi9212-4987053-2007053-20015793(Top 62%)9463(Top 65%)9463(Top 427%)
24M24.00 mi1.00 mi9572-3607185-1327185-13215293(Top 60%)9153(Top 63%)9153(Top 413%)
40K24.85 mi0.85 mi9967-3957352-1677352-16716577(Top 65%)9739(Top 67%)9739(Top 439%)
25.2M25.20 mi0.35 mi10091-1247383-317383-3115439(Top 60%)9142(Top 63%)9142(Top 412%)
Finish26.22 mi1.02 mi10260-1697432-497432-4914802(Top 58%)8898(Top 61%)8898(Top 401%)

Segment Performance Analysis

10K→15K

0.0 - 3.1 mi

Top 32%
×21stories
+97ft-345ft

Overall

8058

Males

6756

M45-49

6756

5K→10K

3.1 - 6.2 mi

Top 34%
×5stories
+79ft-138ft

Overall

8595

Males

7106

M45-49

7106

10K→15K

6.2 - 9.3 mi

Top 32%
×3stories
+67ft-78ft

Overall

8058

Males

6756

M45-49

6756

15K→20K

9.3 - 12.4 mi

Top 34%
×5stories
+106ft-86ft

Overall

8757

Males

7031

M45-49

7031

20K→Half

12.4 - 13.1 mi

Top 35%
×2stories
+19ft-37ft

Overall

8907

Males

7124

M45-49

7124

Half→25K

13.1 - 15.5 mi

Top 34%
×4stories
+66ft-88ft

Overall

8605

Males

6769

M45-49

6769

25K→30K

15.5 - 18.6 mi

Top 36%
×9stories
+181ft-148ft

Overall

9313

Males

6922

M45-49

6922

30K→20M

18.6 - 20.0 mi

Top 42%
×5stories
+64ft-50ft

Overall

10777

Males

7396

M45-49

7396

20M→21M

20.0 - 21.0 mi

Top 38%
×8stories
+106ft-24ft

Overall

9627

Males

6585

M45-49

6585

21M→35K

21.0 - 21.8 mi

Top 61%
×7stories
+17ft-86ft

Overall

15663

Males

9448

M45-49

9448

35K→23M

21.8 - 23.0 mi

Top 62%
×5stories
+23ft-63ft

Overall

15793

Males

9463

M45-49

9463

23M→24M

23.0 - 24.0 mi

Top 60%
×6stories
+12ft-82ft

Overall

15293

Males

9153

M45-49

9153

24M→40K

24.0 - 24.9 mi

Top 65%
×1story
+6ft-20ft

Overall

16577

Males

9739

M45-49

9739

40K→25.2M

24.9 - 25.2 mi

Top 60%
×1story
+13ft-16ft

Overall

15439

Males

9142

M45-49

9142

25.2M→Finish

25.2 - 26.2 mi

Top 58%
×2stories
+22ft-21ft

Overall

14802

Males

8898

M45-49

8898

Passing Analysis

Category:
Athletes Passed
1175
Passed By
4095
Net Change
-2922
SegmentAthletes PassedPassed ByNet ChangeStart RankEnd Rank
Start → 5K----#7338
5K → 10K53626-573#7338#7911
10K → 15K177198-21#7911#7932
15K → 20K128273-145#7932#8077
20K → Half2560-35#8077#8112
Half → 25K197203-6#8112#8118
25K → 30K209377-168#8118#8286
30K → 20M83248-165#8286#8451
20M → 21M116128-12#8451#8463
21M → 35K31282-251#8463#8714
35K → 23M53551-498#8714#9212
23M → 24M30390-360#9212#9572
24M → 40K16411-395#9572#9967
40K → 25.2M10132-124#9967#10091
25.2M → Finish47216-169#10091#10260
TOTALS11754095-2922
📊

Passing Visuals

Category:
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🔥Passing Intensity

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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