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BOSTON MARATHON 2023

Tik Lam Jeff Wong

Bib: 5717•M

0:00
0:00
/ mi
Masters
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Overall
#0 / 26622
Top 16%
Gender (Male)
#0 / 15176
Top 26%
Masters (Masters Men)
#0 / 9891
Top 13%
Division (M40-44)
#0 / 2241
Top 31%
Race Day Weather
49°/39°F
light intensity drizzle

⏱️ Race Timeline

Start
0:00:00
Race begins
5K· 3.11 mi
20:51
Rank: #3771
Start → 5K
20:51 | 6:43/mi
10K· 6.21 mi
41:37
Rank: #3954 (-183)
5K → 10K
20:46 | 6:41/mi
15K· 9.32 mi
1:02:28
Rank: #4037 (-83)
10K → 15K
20:51 | 6:43/mi
20K· 12.43 mi
1:23:52
Rank: #4333 (-296)
15K → 20K
21:24 | 6:53/mi
Half· 13.11 mi
1:28:24
Rank: #4297 (+36)
20K → Half
4:32 | 6:39/mi
25K· 15.53 mi
1:45:07
Rank: #4376 (-79)
Half → 25K
16:43 | 6:54/mi
30K· 18.64 mi
2:06:55
Rank: #4381 (-5)
25K → 30K
21:48 | 7:01/mi
20M
2:16:38
Rank: #4439 (-58)
30K → 20M
9:43 | 7:09/mi
21M
2:24:23
Rank: #4545 (-106)
20M → 21M
7:45 | 7:45/mi
35K· 21.75 mi
2:29:33
Rank: #4550 (-5)
21M → 35K
5:10 | 6:54/mi
23M
2:38:34
Rank: #4556 (-6)
35K → 23M
9:01 | 7:12/mi
24M
2:45:24
Rank: #4499 (+57)
23M → 24M
6:50 | 6:50/mi
40K· 24.85 mi
2:51:14
Rank: #4418 (+81)
24M → 40K
5:50 | 6:49/mi
25.2M
2:53:46
Rank: #4380 (+38)
40K → 25.2M
2:32 | 7:21/mi
Finish· 26.22 mi
3:00:18
Rank: #4260 (+120)
25.2M → Finish
6:32 | 6:25/mi

The Course

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Half Splits

1st Half· via HalfFaster
Distance13.11 mi
Time1:28:24
Pace6:45 /mi
2nd Half
Distance13.11 mi
Time1:31:54
Pace7:01 /mi
📊Positive Split: 4.0% slower second half

Checkpoint Splits

CheckpointDistanceTime of DayTimeAvg PaceSegment TimeSegment PaceDiff
5K
3.11 mi10:23:3120:516:4320:51
6:43
-
10K
6.21 mi10:44:1741:376:4220:46
6:41
-0:02
15K
9.32 mi11:05:081:02:286:4220:51
6:43
+0:02
20K
12.43 mi11:26:321:23:526:4521:24
6:53
+0:10
Half
13.11 mi11:31:041:28:246:454:32
6:39
-0:14
25K
15.53 mi11:47:471:45:076:4616:43
6:54
+0:15
30K
18.64 mi12:09:352:06:556:4921:48
7:01
+0:07
20M
20.00 mi12:19:182:16:386:509:43
7:09
+0:08
21M
21.00 mi12:27:032:24:236:537:45
7:45
+0:36
35K
21.75 mi12:32:132:29:336:535:10
6:54
-0:51
23M
23.00 mi12:41:142:38:346:549:01
7:12
+0:18
24M
24.00 mi12:48:042:45:246:546:50
6:50
-0:22
40K
24.85 mi12:53:542:51:146:535:50
6:49
-0:01
25.2M
25.20 mi12:56:262:53:466:542:32
7:21
+0:32
Finish
26.22 mi13:02:583:00:186:536:32
6:25
-0:56

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

6:25 /mi

Average Pace

6:53 /mi

Slowest Pace

7:45 /mi

Loading chart...
Fastest
Middle
Slowest
Average

📊Segments

Segment Time Comparison

Time at Faster Pace

1:13:32

41% of race

Time at Steady Pace

1:17:45

43% of race

Time at Slower Pace

29:01

16% of race

Average Pace: 6:53 /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 mi10:23:3120:516:4320:51
6:43
#3771
10K
6.21 mi10:44:1741:376:4220:46
6:41
#3954
15K
9.32 mi11:05:081:02:286:4220:51
6:43
#4037
20K
12.43 mi11:26:321:23:526:4521:24
6:53
#4333
Half
13.11 mi11:31:041:28:246:454:32
6:39
#4297
25K
15.53 mi11:47:471:45:076:4616:43
6:54
#4376
30K
18.64 mi12:09:352:06:556:4921:48
7:01
#4381
20M
20.00 mi12:19:182:16:386:509:43
7:09
#4439
21M
21.00 mi12:27:032:24:236:537:45
7:45
#4545
35K
21.75 mi12:32:132:29:336:535:10
6:54
#4550
23M
23.00 mi12:41:142:38:346:549:01
7:12
#4556
24M
24.00 mi12:48:042:45:246:546:50
6:50
#4499
40K
24.85 mi12:53:542:51:146:535:50
6:49
#4418
25.2M
25.20 mi12:56:262:53:466:542:32
7:21
#4380
Finish
26.22 mi13:02:583:00:186:536:32
6:25
#4260
Faster pace
Steady pace
Slower pace

Checkpoint and Segment Rankings

CheckpointDistanceSeg. DistOverallMalesM40-44Seg. OverallSeg. MalesSeg. M40-44
5K3.11 mi3.11 mi3771354535454234(Top 16%)3971(Top 26%)3971(Top 177%)
10K6.21 mi3.10 mi3954-1833723-1783723-1784197(Top 16%)3935(Top 26%)3935(Top 176%)
15K9.32 mi3.11 mi4037-833797-743797-744234(Top 16%)3971(Top 26%)3971(Top 177%)
20K12.43 mi3.11 mi4333-2964058-2614058-2615227(Top 20%)4828(Top 32%)4828(Top 215%)
Half13.11 mi0.68 mi4297+364022+364022+363836(Top 14%)3620(Top 24%)3620(Top 162%)
25K15.53 mi2.42 mi4376-794094-724094-724905(Top 18%)4538(Top 30%)4538(Top 202%)
30K18.64 mi3.11 mi4381-54096-24096-24451(Top 17%)4128(Top 27%)4128(Top 184%)
20M20.00 mi1.36 mi4439-584145-494145-494846(Top 18%)4411(Top 29%)4411(Top 197%)
21M21.00 mi1.00 mi4545-1064239-944239-945861(Top 22%)5088(Top 34%)5088(Top 227%)
35K21.75 mi0.75 mi4550-54241-24241-24782(Top 18%)4318(Top 28%)4318(Top 193%)
23M23.00 mi1.25 mi4556-64242-14242-14769(Top 18%)4285(Top 28%)4285(Top 191%)
24M24.00 mi1.00 mi4499+574195+474195+473831(Top 14%)3503(Top 23%)3503(Top 156%)
40K24.85 mi0.85 mi4418+814122+734122+732965(Top 11%)2732(Top 18%)2732(Top 122%)
25.2M25.20 mi0.35 mi4380+384087+354087+353185(Top 12%)2908(Top 19%)2908(Top 130%)
Finish26.22 mi1.02 mi4260+1203976+1113976+1112081(Top 8%)1936(Top 13%)1936(Top 86%)

Segment Performance Analysis

10K→15K

0.0 - 3.1 mi

Top 16%
×21stories
+97ft-345ft

Overall

4234

Males

3971

M40-44

3971

5K→10K

3.1 - 6.2 mi

Top 16%
×5stories
+79ft-138ft

Overall

4197

Males

3935

M40-44

3935

10K→15K

6.2 - 9.3 mi

Top 16%
×3stories
+67ft-78ft

Overall

4234

Males

3971

M40-44

3971

15K→20K

9.3 - 12.4 mi

Top 20%
×5stories
+106ft-86ft

Overall

5227

Males

4828

M40-44

4828

20K→Half

12.4 - 13.1 mi

Top 14%
×2stories
+19ft-37ft

Overall

3836

Males

3620

M40-44

3620

Half→25K

13.1 - 15.5 mi

Top 18%
×4stories
+66ft-88ft

Overall

4905

Males

4538

M40-44

4538

25K→30K

15.5 - 18.6 mi

Top 17%
×9stories
+181ft-148ft

Overall

4451

Males

4128

M40-44

4128

30K→20M

18.6 - 20.0 mi

Top 18%
×5stories
+64ft-50ft

Overall

4846

Males

4411

M40-44

4411

20M→21M

20.0 - 21.0 mi

Top 22%
×8stories
+106ft-24ft

Overall

5861

Males

5088

M40-44

5088

21M→35K

21.0 - 21.8 mi

Top 18%
×7stories
+17ft-86ft

Overall

4782

Males

4318

M40-44

4318

35K→23M

21.8 - 23.0 mi

Top 18%
×5stories
+23ft-63ft

Overall

4769

Males

4285

M40-44

4285

23M→24M

23.0 - 24.0 mi

Top 14%
×6stories
+12ft-82ft

Overall

3831

Males

3503

M40-44

3503

24M→40K

24.0 - 24.9 mi

Top 11%
×1story
+6ft-20ft

Overall

2965

Males

2732

M40-44

2732

40K→25.2M

24.9 - 25.2 mi

Top 12%
×1story
+13ft-16ft

Overall

3185

Males

2908

M40-44

2908

25.2M→Finish

25.2 - 26.2 mi

Top 8%
×2stories
+22ft-21ft

Overall

2081

Males

1936

M40-44

1936

Passing Analysis

Category:
Athletes Passed
994
Passed By
1483
Net Change
-489
SegmentAthletes PassedPassed ByNet ChangeStart RankEnd Rank
Start → 5K----#3771
5K → 10K139322-183#3771#3954
10K → 15K83166-83#3954#4037
15K → 20K35331-296#4037#4333
20K → Half448+36#4333#4297
Half → 25K65144-79#4297#4376
25K → 30K110115-5#4376#4381
30K → 20M46104-58#4381#4439
20M → 21M33139-106#4439#4545
21M → 35K3742-5#4545#4550
35K → 23M6773-6#4550#4556
23M → 24M7316+57#4556#4499
24M → 40K9514+81#4499#4418
40K → 25.2M402+38#4418#4380
25.2M → Finish1277+120#4380#4260
TOTALS9941483-489
📊

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