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BOSTON MARATHON 2023

Ryan Chan

Bib: 5666•M

NY

0:00
0:00
/ mi
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Overall
#0 / 26622
Top 17%
Gender (Male)
#0 / 15176
Top 28%
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
20:40
Rank: #3255
Start → 5K
20:40 | 6:39/mi
10K· 6.21 mi
41:24
Rank: #3641 (-386)
5K → 10K
20:44 | 6:40/mi
15K· 9.32 mi
1:02:11
Rank: #3735 (-94)
10K → 15K
20:47 | 6:41/mi
20K· 12.43 mi
1:23:19
Rank: #3913 (-178)
15K → 20K
21:08 | 6:48/mi
Half· 13.11 mi
1:27:44
Rank: #3813 (+100)
20K → Half
4:25 | 6:28/mi
25K· 15.53 mi
1:43:52
Rank: #3647 (+166)
Half → 25K
16:08 | 6:39/mi
30K· 18.64 mi
2:05:25
Rank: #3673 (-26)
25K → 30K
21:33 | 6:56/mi
20M
2:14:56
Rank: #3663 (+10)
30K → 20M
9:31 | 7:00/mi
21M
2:22:23
Rank: #3700 (-37)
20M → 21M
7:27 | 7:27/mi
35K· 21.75 mi
2:28:28
Rank: #4115 (-415)
21M → 35K
6:05 | 8:08/mi
23M
2:37:20
Rank: #4123 (-8)
35K → 23M
8:52 | 7:05/mi
24M
2:44:25
Rank: #4194 (-71)
23M → 24M
7:05 | 7:05/mi
40K· 24.85 mi
2:50:50
Rank: #4302 (-108)
24M → 40K
6:25 | 7:30/mi
25.2M
2:53:40
Rank: #4358 (-56)
40K → 25.2M
2:50 | 8:13/mi
Finish· 26.22 mi
3:01:31
Rank: #4522 (-164)
25.2M → Finish
7:51 | 7:42/mi

The Course

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Half Splits

1st Half· via HalfFaster
Distance13.11 mi
Time1:27:44
Pace6:42 /mi
2nd Half
Distance13.11 mi
Time1:33:47
Pace7:09 /mi
📊Positive Split: 6.9% slower second half

Checkpoint Splits

CheckpointDistanceTime of DayTimeAvg PaceSegment TimeSegment PaceDiff
5K
3.11 mi10:23:3620:406:3920:40
6:39
-
10K
6.21 mi10:44:2041:246:4020:44
6:40
+0:01
15K
9.32 mi11:05:071:02:116:4020:47
6:41
+0:01
20K
12.43 mi11:26:151:23:196:4221:08
6:48
+0:07
Half
13.11 mi11:30:401:27:446:424:25
6:28
-0:20
25K
15.53 mi11:46:481:43:526:4116:08
6:39
+0:11
30K
18.64 mi12:08:212:05:256:4421:33
6:56
+0:17
20M
20.00 mi12:17:522:14:566:459:31
7:00
+0:04
21M
21.00 mi12:25:192:22:236:477:27
7:27
+0:27
35K
21.75 mi12:31:242:28:286:506:05
8:08
+0:41
23M
23.00 mi12:40:162:37:206:508:52
7:05
-1:03
24M
24.00 mi12:47:212:44:256:517:05
7:05
0:00
40K
24.85 mi12:53:462:50:506:526:25
7:30
+0:25
25.2M
25.20 mi12:56:362:53:406:532:50
8:13
+0:43
Finish
26.22 mi13:04:273:01:316:567:51
7:42
-0:31

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

6:28 /mi

Average Pace

6:56 /mi

Slowest Pace

8:13 /mi

Loading chart...
Fastest
Middle
Slowest
Average

📊Segments

Segment Time Comparison

Time at Faster Pace

1:22:44

46% of race

Time at Steady Pace

1:08:09

38% of race

Time at Slower Pace

30:38

17% of race

Average Pace: 6:55 /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 mi10:23:3620:406:3920:40
6:39
#3255
10K
6.21 mi10:44:2041:246:4020:44
6:40
#3641
15K
9.32 mi11:05:071:02:116:4020:47
6:41
#3735
20K
12.43 mi11:26:151:23:196:4221:08
6:48
#3913
Half
13.11 mi11:30:401:27:446:424:25
6:28
#3813
25K
15.53 mi11:46:481:43:526:4116:08
6:39
#3647
30K
18.64 mi12:08:212:05:256:4421:33
6:56
#3673
20M
20.00 mi12:17:522:14:566:459:31
7:00
#3663
21M
21.00 mi12:25:192:22:236:477:27
7:27
#3700
35K
21.75 mi12:31:242:28:286:506:05
8:08
#4115
23M
23.00 mi12:40:162:37:206:508:52
7:05
#4123
24M
24.00 mi12:47:212:44:256:517:05
7:05
#4194
40K
24.85 mi12:53:462:50:506:526:25
7:30
#4302
25.2M
25.20 mi12:56:362:53:406:532:50
8:13
#4358
Finish
26.22 mi13:04:273:01:316:567:51
7:42
#4522
Faster pace
Steady pace
Slower pace

Checkpoint and Segment Rankings

CheckpointDistanceSeg. DistOverallMalesM18-39Seg. OverallSeg. MalesSeg. M18-39
5K3.11 mi3.11 mi3255307430744038(Top 15%)3794(Top 25%)3794(Top 72%)
10K6.21 mi3.10 mi3641-3863435-3613435-3614085(Top 15%)3836(Top 25%)3836(Top 73%)
15K9.32 mi3.11 mi3735-943526-913526-914038(Top 15%)3794(Top 25%)3794(Top 72%)
20K12.43 mi3.11 mi3913-1783684-1583684-1584456(Top 17%)4157(Top 27%)4157(Top 79%)
Half13.11 mi0.68 mi3813+1003602+823602+822687(Top 10%)2581(Top 17%)2581(Top 49%)
25K15.53 mi2.42 mi3647+1663451+1513451+1513042(Top 11%)2900(Top 19%)2900(Top 55%)
30K18.64 mi3.11 mi3673-263472-213472-213913(Top 15%)3662(Top 24%)3662(Top 69%)
20M20.00 mi1.36 mi3663+103460+123460+124068(Top 15%)3768(Top 25%)3768(Top 71%)
21M21.00 mi1.00 mi3700-373495-353495-354344(Top 16%)3970(Top 26%)3970(Top 75%)
35K21.75 mi0.75 mi4115-4153855-3603855-36012933(Top 49%)8931(Top 59%)8931(Top 169%)
23M23.00 mi1.25 mi4123-83861-63861-64211(Top 16%)3854(Top 25%)3854(Top 73%)
24M24.00 mi1.00 mi4194-713925-643925-645077(Top 19%)4477(Top 30%)4477(Top 85%)
40K24.85 mi0.85 mi4302-1084019-944019-946706(Top 25%)5443(Top 36%)5443(Top 103%)
25.2M25.20 mi0.35 mi4358-564067-484067-487678(Top 29%)5954(Top 39%)5954(Top 113%)
Finish26.22 mi1.02 mi4522-1644202-1354202-1359951(Top 37%)7245(Top 48%)7245(Top 137%)

Segment Performance Analysis

10K→15K

0.0 - 3.1 mi

Top 15%
×21stories
+97ft-345ft

Overall

4038

Males

3794

M18-39

3794

5K→10K

3.1 - 6.2 mi

Top 15%
×5stories
+79ft-138ft

Overall

4085

Males

3836

M18-39

3836

10K→15K

6.2 - 9.3 mi

Top 15%
×3stories
+67ft-78ft

Overall

4038

Males

3794

M18-39

3794

15K→20K

9.3 - 12.4 mi

Top 17%
×5stories
+106ft-86ft

Overall

4456

Males

4157

M18-39

4157

20K→Half

12.4 - 13.1 mi

Top 10%
×2stories
+19ft-37ft

Overall

2687

Males

2581

M18-39

2581

Half→25K

13.1 - 15.5 mi

Top 11%
×4stories
+66ft-88ft

Overall

3042

Males

2900

M18-39

2900

25K→30K

15.5 - 18.6 mi

Top 15%
×9stories
+181ft-148ft

Overall

3913

Males

3662

M18-39

3662

30K→20M

18.6 - 20.0 mi

Top 15%
×5stories
+64ft-50ft

Overall

4068

Males

3768

M18-39

3768

20M→21M

20.0 - 21.0 mi

Top 16%
×8stories
+106ft-24ft

Overall

4344

Males

3970

M18-39

3970

21M→35K

21.0 - 21.8 mi

Top 49%
×7stories
+17ft-86ft

Overall

12933

Males

8931

M18-39

8931

35K→23M

21.8 - 23.0 mi

Top 16%
×5stories
+23ft-63ft

Overall

4211

Males

3854

M18-39

3854

23M→24M

23.0 - 24.0 mi

Top 19%
×6stories
+12ft-82ft

Overall

5077

Males

4477

M18-39

4477

24M→40K

24.0 - 24.9 mi

Top 25%
×1story
+6ft-20ft

Overall

6706

Males

5443

M18-39

5443

40K→25.2M

24.9 - 25.2 mi

Top 29%
×1story
+13ft-16ft

Overall

7678

Males

5954

M18-39

5954

25.2M→Finish

25.2 - 26.2 mi

Top 37%
×2stories
+22ft-21ft

Overall

9951

Males

7245

M18-39

7245

Passing Analysis

Category:
Athletes Passed
840
Passed By
2107
Net Change
-1267
SegmentAthletes PassedPassed ByNet ChangeStart RankEnd Rank
Start → 5K----#3255
5K → 10K72458-386#3255#3641
10K → 15K75169-94#3641#3735
15K → 20K56234-178#3735#3913
20K → Half1022+100#3913#3813
Half → 25K18115+166#3813#3647
25K → 30K92118-26#3647#3673
30K → 20M6353+10#3673#3663
20M → 21M4582-37#3663#3700
21M → 35K3418-415#3700#4115
35K → 23M5967-8#4115#4123
23M → 24M37108-71#4123#4194
24M → 40K30138-108#4194#4302
40K → 25.2M1167-56#4302#4358
25.2M → Finish14178-164#4358#4522
TOTALS8402107-1267
📊

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