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BOSTON MARATHON 2023

Michael Law

Bib: 31994•M

NY

0:00
0:00
/ mi
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Overall
#0 / 26622
Gender (Male)
#0 / 15176
Division (M18-39)
#0 / 5285
Race Day Weather
49°/39°F
light intensity drizzle

⏱️ Race Timeline

Start
0:00:00
Race begins
5K· 3.11 mi
27:52
Rank: #20296
Start → 5K
27:52 | 8:58/mi
10K· 6.21 mi
53:12
Rank: #18260 (+2036)
5K → 10K
25:20 | 8:09/mi
15K· 9.32 mi
1:19:09
Rank: #17794 (+466)
10K → 15K
25:57 | 8:21/mi
20K· 12.43 mi
1:44:17
Rank: #16866 (+928)
15K → 20K
25:08 | 8:05/mi
Half· 13.11 mi
1:49:29
Rank: #16642 (+224)
20K → Half
5:12 | 7:37/mi
25K· 15.53 mi
2:08:56
Rank: #16026 (+616)
Half → 25K
19:27 | 8:01/mi
30K· 18.64 mi
2:34:51
Rank: #15526 (+500)
25K → 30K
25:55 | 8:21/mi
20M
2:46:12
Rank: #15304 (+222)
30K → 20M
11:21 | 8:21/mi
21M
2:55:13
Rank: #15165 (+139)
20M → 21M
9:01 | 9:01/mi
35K· 21.75 mi
3:01:04
Rank: #15021 (+144)
21M → 35K
5:51 | 7:49/mi
23M
3:11:37
Rank: #14873 (+148)
35K → 23M
10:33 | 8:26/mi
24M
3:20:03
Rank: #14810 (+63)
23M → 24M
8:26 | 8:26/mi
40K· 24.85 mi
3:27:25
Rank: #14746 (+64)
24M → 40K
7:22 | 8:37/mi
25.2M
3:30:38
Rank: #14732 (+14)
40K → 25.2M
3:13 | 9:20/mi
Finish· 26.22 mi
3:38:53
Rank: #14652 (+80)
25.2M → Finish
8:15 | 8:06/mi

The Course

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Half Splits

1st Half· via Half⚖️ Balanced
Distance13.11 mi
Time1:49:29
Pace8:21 /mi
2nd Half⚖️ Balanced
Distance13.11 mi
Time1:49:24
Pace8:21 /mi
📊Even Split: Consistent pacing between halves

Checkpoint Splits

CheckpointDistanceTime of DayTimeAvg PaceSegment TimeSegment PaceDiff
5K
3.11 mi11:49:0027:528:5827:52
8:58
-
10K
6.21 mi12:14:2053:128:3425:20
8:09
-0:49
15K
9.32 mi12:40:171:19:098:3025:57
8:21
+0:12
20K
12.43 mi13:05:251:44:178:2325:08
8:05
-0:16
Half
13.11 mi13:10:371:49:298:215:12
7:37
-0:28
25K
15.53 mi13:30:042:08:568:1819:27
8:01
+0:24
30K
18.64 mi13:55:592:34:518:1825:55
8:21
+0:20
20M
20.00 mi14:07:202:46:128:1911:21
8:21
0:00
21M
21.00 mi14:16:212:55:138:219:01
9:01
+0:40
35K
21.75 mi14:22:123:01:048:205:51
7:49
-1:12
23M
23.00 mi14:32:453:11:378:2010:33
8:26
+0:37
24M
24.00 mi14:41:113:20:038:208:26
8:26
0:00
40K
24.85 mi14:48:333:27:258:217:22
8:37
+0:11
25.2M
25.20 mi14:51:463:30:388:223:13
9:20
+0:43
Finish
26.22 mi15:00:013:38:538:218:15
8:06
-1:14

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

7:37 /mi

Average Pace

8:21 /mi

Slowest Pace

9:20 /mi

Loading chart...
Fastest
Middle
Slowest
Average

📊Segments

Segment Time Comparison

Time at Faster Pace

1:03:53

29% of race

Time at Steady Pace

1:47:32

49% of race

Time at Slower Pace

47:28

22% of race

Average Pace: 8:21 /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 mi11:49:0027:528:5827:52
8:58
#20296
10K
6.21 mi12:14:2053:128:3425:20
8:09
#18260
15K
9.32 mi12:40:171:19:098:3025:57
8:21
#17794
20K
12.43 mi13:05:251:44:178:2325:08
8:05
#16866
Half
13.11 mi13:10:371:49:298:215:12
7:37
#16642
25K
15.53 mi13:30:042:08:568:1819:27
8:01
#16026
30K
18.64 mi13:55:592:34:518:1825:55
8:21
#15526
20M
20.00 mi14:07:202:46:128:1911:21
8:21
#15304
21M
21.00 mi14:16:212:55:138:219:01
9:01
#15165
35K
21.75 mi14:22:123:01:048:205:51
7:49
#15021
23M
23.00 mi14:32:453:11:378:2010:33
8:26
#14873
24M
24.00 mi14:41:113:20:038:208:26
8:26
#14810
40K
24.85 mi14:48:333:27:258:217:22
8:37
#14746
25.2M
25.20 mi14:51:463:30:388:223:13
9:20
#14732
Finish
26.22 mi15:00:013:38:538:218:15
8:06
#14652
Faster pace
Steady pace
Slower pace

Checkpoint and Segment Rankings

CheckpointDistanceSeg. DistOverallMalesM18-39Seg. OverallSeg. MalesSeg. M18-39
5K3.11 mi3.11 mi20296122751227516848(Top 63%)11001(Top 72%)11001(Top 208%)
10K6.21 mi3.10 mi18260+203611564+71111564+71115922(Top 60%)10677(Top 70%)10677(Top 202%)
15K9.32 mi3.11 mi17794+46611372+19211372+19216848(Top 63%)11001(Top 72%)11001(Top 208%)
20K12.43 mi3.11 mi16866+92810998+37410998+37414148(Top 53%)9942(Top 66%)9942(Top 188%)
Half13.11 mi0.68 mi16642+22410911+8710911+8711213(Top 42%)8745(Top 58%)8745(Top 165%)
25K15.53 mi2.42 mi16026+61610653+25810653+25812919(Top 49%)9325(Top 61%)9325(Top 176%)
30K18.64 mi3.11 mi15526+50010421+23210421+23213303(Top 50%)9368(Top 62%)9368(Top 177%)
20M20.00 mi1.36 mi15304+22210317+10410317+10412699(Top 48%)9008(Top 59%)9008(Top 170%)
21M21.00 mi1.00 mi15165+13910239+7810239+7813487(Top 51%)9265(Top 61%)9265(Top 175%)
35K21.75 mi0.75 mi15021+14410177+6210177+6210805(Top 41%)8028(Top 53%)8028(Top 152%)
23M23.00 mi1.25 mi14873+14810098+7910098+7912743(Top 48%)8801(Top 58%)8801(Top 167%)
24M24.00 mi1.00 mi14810+6310053+4510053+4514058(Top 53%)9339(Top 62%)9339(Top 177%)
40K24.85 mi0.85 mi14746+6410000+5310000+5314036(Top 53%)9258(Top 61%)9258(Top 175%)
25.2M25.20 mi0.35 mi14732+149981+199981+1914267(Top 54%)9360(Top 62%)9360(Top 177%)
Finish26.22 mi1.02 mi14652+809940+419940+4112732(Top 48%)8647(Top 57%)8647(Top 164%)

Segment Performance Analysis

10K→15K

0.0 - 3.1 mi

Top 63%
×21stories
+97ft-345ft

Overall

16848

Males

11001

M18-39

11001

5K→10K

3.1 - 6.2 mi

Top 60%
×5stories
+79ft-138ft

Overall

15922

Males

10677

M18-39

10677

10K→15K

6.2 - 9.3 mi

Top 63%
×3stories
+67ft-78ft

Overall

16848

Males

11001

M18-39

11001

15K→20K

9.3 - 12.4 mi

Top 53%
×5stories
+106ft-86ft

Overall

14148

Males

9942

M18-39

9942

20K→Half

12.4 - 13.1 mi

Top 42%
×2stories
+19ft-37ft

Overall

11213

Males

8745

M18-39

8745

Half→25K

13.1 - 15.5 mi

Top 49%
×4stories
+66ft-88ft

Overall

12919

Males

9325

M18-39

9325

25K→30K

15.5 - 18.6 mi

Top 50%
×9stories
+181ft-148ft

Overall

13303

Males

9368

M18-39

9368

30K→20M

18.6 - 20.0 mi

Top 48%
×5stories
+64ft-50ft

Overall

12699

Males

9008

M18-39

9008

20M→21M

20.0 - 21.0 mi

Top 51%
×8stories
+106ft-24ft

Overall

13487

Males

9265

M18-39

9265

21M→35K

21.0 - 21.8 mi

Top 41%
×7stories
+17ft-86ft

Overall

10805

Males

8028

M18-39

8028

35K→23M

21.8 - 23.0 mi

Top 48%
×5stories
+23ft-63ft

Overall

12743

Males

8801

M18-39

8801

23M→24M

23.0 - 24.0 mi

Top 53%
×6stories
+12ft-82ft

Overall

14058

Males

9339

M18-39

9339

24M→40K

24.0 - 24.9 mi

Top 53%
×1story
+6ft-20ft

Overall

14036

Males

9258

M18-39

9258

40K→25.2M

24.9 - 25.2 mi

Top 54%
×1story
+13ft-16ft

Overall

14267

Males

9360

M18-39

9360

25.2M→Finish

25.2 - 26.2 mi

Top 48%
×2stories
+22ft-21ft

Overall

12732

Males

8647

M18-39

8647

Passing Analysis

Category:
Athletes Passed
5870
Passed By
226
Net Change
+5644
SegmentAthletes PassedPassed ByNet ChangeStart RankEnd Rank
Start → 5K----#20296
5K → 10K205115+2036#20296#18260
10K → 15K51246+466#18260#17794
15K → 20K9324+928#17794#16866
20K → Half2240+224#16866#16642
Half → 25K6171+616#16642#16026
25K → 30K52020+500#16026#15526
30K → 20M2286+222#15526#15304
20M → 21M15718+139#15304#15165
21M → 35K1473+144#15165#15021
35K → 23M16214+148#15021#14873
23M → 24M9633+63#14873#14810
24M → 40K8824+64#14810#14746
40K → 25.2M3723+14#14746#14732
25.2M → Finish9919+80#14732#14652
TOTALS5870226+5644
📊

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