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BOSTON MARATHON 2024

Shing Yiu Tam

Bib: 8657•M

0:00
0:00
/ mi
Masters
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Overall
#0 / 25550
Top 17%
Gender (Male)
#0 / 14578
Top 26%
Masters (Masters Men)
#0 / 9729
Top 15%
Division (M40-44)
#0 / 2009
Top 36%
Race Day Weather
55°/45°F
scattered clouds

⏱️ Race Timeline

Start
0:00:00
Race begins
5K· 3.11 mi
20:10
Rank: #3256
Start → 5K
20:10 | 6:29/mi
10K· 6.21 mi
41:18
Rank: #4131 (-875)
5K → 10K
21:08 | 6:48/mi
15K· 9.32 mi
1:02:19
Rank: #4194 (-63)
10K → 15K
21:01 | 6:46/mi
20K· 12.43 mi
1:23:31
Rank: #4112 (+82)
15K → 20K
21:12 | 6:49/mi
Half· 13.11 mi
1:28:00
Rank: #4032 (+80)
20K → Half
4:29 | 6:34/mi
25K· 15.53 mi
1:44:45
Rank: #3937 (+95)
Half → 25K
16:45 | 6:55/mi
30K· 18.64 mi
2:07:05
Rank: #3828 (+109)
25K → 30K
22:20 | 7:11/mi
20M
2:16:57
Rank: #3725 (+103)
30K → 20M
9:52 | 7:16/mi
21M
2:25:04
Rank: #3749 (-24)
20M → 21M
8:07 | 8:07/mi
35K· 21.75 mi
2:30:50
Rank: #3835 (-86)
21M → 35K
5:46 | 7:42/mi
23M
2:40:53
Rank: #3894 (-59)
35K → 23M
10:03 | 8:02/mi
24M
2:49:05
Rank: #3988 (-94)
23M → 24M
8:12 | 8:12/mi
40K· 24.85 mi
2:56:36
Rank: #4119 (-131)
24M → 40K
7:31 | 8:47/mi
25.2M
2:59:46
Rank: #4142 (-23)
40K → 25.2M
3:10 | 9:11/mi
Finish· 26.22 mi
3:07:57
Rank: #4232 (-90)
25.2M → Finish
8:11 | 8:02/mi

The Course

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Half Splits

1st Half· via HalfFaster
Distance13.11 mi
Time1:28:00
Pace6:43 /mi
2nd Half
Distance13.11 mi
Time1:39:57
Pace7:37 /mi
📊Positive Split: 13.6% slower second half

Checkpoint Splits

CheckpointDistanceTime of DayTimeAvg PaceSegment TimeSegment PaceDiff
5K
3.11 mi10:45:1120:106:2920:10
6:29
-
10K
6.21 mi11:06:1941:186:3921:08
6:48
+0:19
15K
9.32 mi11:27:201:02:196:4121:01
6:46
-0:02
20K
12.43 mi11:48:321:23:316:4321:12
6:49
+0:03
Half
13.11 mi11:53:011:28:006:434:29
6:34
-0:15
25K
15.53 mi12:09:461:44:456:4516:45
6:55
+0:21
30K
18.64 mi12:32:062:07:056:4922:20
7:11
+0:16
20M
20.00 mi12:41:582:16:576:519:52
7:16
+0:05
21M
21.00 mi12:50:052:25:046:548:07
8:07
+0:51
35K
21.75 mi12:55:512:30:506:565:46
7:42
-0:25
23M
23.00 mi13:05:542:40:537:0010:03
8:02
+0:20
24M
24.00 mi13:14:062:49:057:038:12
8:12
+0:10
40K
24.85 mi13:21:372:56:367:067:31
8:47
+0:35
25.2M
25.20 mi13:24:472:59:467:083:10
9:11
+0:24
Finish
26.22 mi13:32:583:07:577:108:11
8:02
-1:09

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

6:29 /mi

Average Pace

7:10 /mi

Slowest Pace

9:11 /mi

Loading chart...
Fastest
Middle
Slowest
Average

📊Segments

Segment Time Comparison

Time at Faster Pace

1:28:00

47% of race

Time at Steady Pace

48:57

26% of race

Time at Slower Pace

51:00

27% of race

Average Pace: 7:10 /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 mi10:45:1120:106:2920:10
6:29
#3256
10K
6.21 mi11:06:1941:186:3921:08
6:48
#4131
15K
9.32 mi11:27:201:02:196:4121:01
6:46
#4194
20K
12.43 mi11:48:321:23:316:4321:12
6:49
#4112
Half
13.11 mi11:53:011:28:006:434:29
6:34
#4032
25K
15.53 mi12:09:461:44:456:4516:45
6:55
#3937
30K
18.64 mi12:32:062:07:056:4922:20
7:11
#3828
20M
20.00 mi12:41:582:16:576:519:52
7:16
#3725
21M
21.00 mi12:50:052:25:046:548:07
8:07
#3749
35K
21.75 mi12:55:512:30:506:565:46
7:42
#3835
23M
23.00 mi13:05:542:40:537:0010:03
8:02
#3894
24M
24.00 mi13:14:062:49:057:038:12
8:12
#3988
40K
24.85 mi13:21:372:56:367:067:31
8:47
#4119
25.2M
25.20 mi13:24:472:59:467:083:10
9:11
#4142
Finish
26.22 mi13:32:583:07:577:108:11
8:02
#4232
Faster pace
Steady pace
Slower pace

Checkpoint and Segment Rankings

CheckpointDistanceSeg. DistOverallMalesM40-44Seg. OverallSeg. MalesSeg. M40-44
5K3.11 mi3.11 mi3256310431044427(Top 17%)4129(Top 28%)4129(Top 206%)
10K6.21 mi3.10 mi4131-8753897-7933897-7935199(Top 20%)4798(Top 33%)4798(Top 239%)
15K9.32 mi3.11 mi4194-633935-383935-384427(Top 17%)4129(Top 28%)4129(Top 206%)
20K12.43 mi3.11 mi4112+823865+703865+704044(Top 16%)3775(Top 26%)3775(Top 188%)
Half13.11 mi0.68 mi4032+803795+703795+703032(Top 12%)2888(Top 20%)2888(Top 144%)
25K15.53 mi2.42 mi3937+953703+923703+923858(Top 15%)3580(Top 25%)3580(Top 178%)
30K18.64 mi3.11 mi3828+1093590+1133590+1133722(Top 15%)3393(Top 23%)3393(Top 169%)
20M20.00 mi1.36 mi3725+1033486+1043486+1043399(Top 13%)3079(Top 21%)3079(Top 153%)
21M21.00 mi1.00 mi3749-243498-123498-124584(Top 18%)3835(Top 26%)3835(Top 191%)
35K21.75 mi0.75 mi3835-863559-613559-616089(Top 24%)4717(Top 32%)4717(Top 235%)
23M23.00 mi1.25 mi3894-593595-363595-365864(Top 23%)4446(Top 30%)4446(Top 221%)
24M24.00 mi1.00 mi3988-943649-543649-547711(Top 30%)5335(Top 37%)5335(Top 266%)
40K24.85 mi0.85 mi4119-1313734-853734-859801(Top 38%)6287(Top 43%)6287(Top 313%)
25.2M25.20 mi0.35 mi4142-233742-83742-87313(Top 29%)4939(Top 34%)4939(Top 246%)
Finish26.22 mi1.02 mi4232-903789-473789-478659(Top 34%)5731(Top 39%)5731(Top 285%)

Segment Performance Analysis

10K→15K

0.0 - 3.1 mi

Top 17%
×21stories
+97ft-345ft

Overall

4427

Males

4129

M40-44

4129

5K→10K

3.1 - 6.2 mi

Top 20%
×5stories
+79ft-138ft

Overall

5199

Males

4798

M40-44

4798

10K→15K

6.2 - 9.3 mi

Top 17%
×3stories
+67ft-78ft

Overall

4427

Males

4129

M40-44

4129

15K→20K

9.3 - 12.4 mi

Top 16%
×5stories
+106ft-86ft

Overall

4044

Males

3775

M40-44

3775

20K→Half

12.4 - 13.1 mi

Top 12%
×2stories
+19ft-37ft

Overall

3032

Males

2888

M40-44

2888

Half→25K

13.1 - 15.5 mi

Top 15%
×4stories
+66ft-88ft

Overall

3858

Males

3580

M40-44

3580

25K→30K

15.5 - 18.6 mi

Top 15%
×9stories
+181ft-148ft

Overall

3722

Males

3393

M40-44

3393

30K→20M

18.6 - 20.0 mi

Top 13%
×5stories
+64ft-50ft

Overall

3399

Males

3079

M40-44

3079

20M→21M

20.0 - 21.0 mi

Top 18%
×8stories
+106ft-24ft

Overall

4584

Males

3835

M40-44

3835

21M→35K

21.0 - 21.8 mi

Top 24%
×7stories
+17ft-86ft

Overall

6089

Males

4717

M40-44

4717

35K→23M

21.8 - 23.0 mi

Top 23%
×5stories
+23ft-63ft

Overall

5864

Males

4446

M40-44

4446

23M→24M

23.0 - 24.0 mi

Top 30%
×6stories
+12ft-82ft

Overall

7711

Males

5335

M40-44

5335

24M→40K

24.0 - 24.9 mi

Top 38%
×1story
+6ft-20ft

Overall

9801

Males

6287

M40-44

6287

40K→25.2M

24.9 - 25.2 mi

Top 29%
×1story
+13ft-16ft

Overall

7313

Males

4939

M40-44

4939

25.2M→Finish

25.2 - 26.2 mi

Top 34%
×2stories
+22ft-21ft

Overall

8659

Males

5731

M40-44

5731

Passing Analysis

Category:
Athletes Passed
1225
Passed By
2201
Net Change
-976
SegmentAthletes PassedPassed ByNet ChangeStart RankEnd Rank
Start → 5K----#3256
5K → 10K10885-875#3256#4131
10K → 15K106169-63#4131#4194
15K → 20K188106+82#4194#4112
20K → Half811+80#4112#4032
Half → 25K16469+95#4032#3937
25K → 30K237128+109#3937#3828
30K → 20M15148+103#3828#3725
20M → 21M78102-24#3725#3749
21M → 35K30116-86#3749#3835
35K → 23M74133-59#3835#3894
23M → 24M35129-94#3894#3988
24M → 40K23154-131#3988#4119
40K → 25.2M1942-23#4119#4142
25.2M → Finish29119-90#4142#4232
TOTALS12252201-976
📊

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