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BOSTON MARATHON 2023

Henry Mo

Bib: 13222•M

NY

0:00
0:00
/ mi
Masters
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Overall
#0 / 26622
Gender (Male)
#0 / 15176
Masters (Masters Men)
#0 / 9891
Division (M50-54)
#0 / 2052
Race Day Weather
49°/39°F
light intensity drizzle

⏱️ Race Timeline

Start
0:00:00
Race begins
5K· 3.11 mi
26:21
Rank: #17428
Start → 5K
26:21 | 8:29/mi
10K· 6.21 mi
53:11
Rank: #18247 (-819)
5K → 10K
26:50 | 8:38/mi
15K· 9.32 mi
1:19:48
Rank: #18239 (+8)
10K → 15K
26:37 | 8:34/mi
20K· 12.43 mi
1:47:33
Rank: #18528 (-289)
15K → 20K
27:45 | 8:56/mi
Half· 13.11 mi
1:53:18
Rank: #18464 (+64)
20K → Half
5:45 | 8:26/mi
25K· 15.53 mi
2:15:30
Rank: #18696 (-232)
Half → 25K
22:12 | 9:09/mi
30K· 18.64 mi
2:45:24
Rank: #18967 (-271)
25K → 30K
29:54 | 9:37/mi
20M
2:58:57
Rank: #19109 (-142)
30K → 20M
13:33 | 9:58/mi
21M
3:09:33
Rank: #19173 (-64)
20M → 21M
10:36 | 10:36/mi
35K· 21.75 mi
3:16:05
Rank: #19089 (+84)
21M → 35K
6:32 | 8:44/mi
23M
3:27:52
Rank: #19020 (+69)
35K → 23M
11:47 | 9:25/mi
24M
3:37:13
Rank: #19009 (+11)
23M → 24M
9:21 | 9:21/mi
40K· 24.85 mi
3:45:27
Rank: #18999 (+10)
24M → 40K
8:14 | 9:38/mi
25.2M
3:48:58
Rank: #18986 (+13)
40K → 25.2M
3:31 | 10:12/mi
Finish· 26.22 mi
3:58:20
Rank: #19007 (-21)
25.2M → Finish
9:22 | 9:11/mi

The Course

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Half Splits

1st Half· via HalfFaster
Distance13.11 mi
Time1:53:18
Pace8:39 /mi
2nd Half
Distance13.11 mi
Time2:05:02
Pace9:32 /mi
📊Positive Split: 10.4% slower second half

Checkpoint Splits

CheckpointDistanceTime of DayTimeAvg PaceSegment TimeSegment PaceDiff
5K
3.11 mi10:54:4226:218:2926:21
8:29
-
10K
6.21 mi11:21:3253:118:3426:50
8:38
+0:09
15K
9.32 mi11:48:091:19:488:3426:37
8:34
-0:04
20K
12.43 mi12:15:541:47:338:3927:45
8:56
+0:22
Half
13.11 mi12:21:391:53:188:395:45
8:26
-0:30
25K
15.53 mi12:43:512:15:308:4322:12
9:09
+0:43
30K
18.64 mi13:13:452:45:248:5229:54
9:37
+0:28
20M
20.00 mi13:27:182:58:578:5713:33
9:58
+0:21
21M
21.00 mi13:37:543:09:339:0210:36
10:36
+0:38
35K
21.75 mi13:44:263:16:059:016:32
8:44
-1:52
23M
23.00 mi13:56:133:27:529:0211:47
9:25
+0:41
24M
24.00 mi14:05:343:37:139:039:21
9:21
-0:04
40K
24.85 mi14:13:483:45:279:048:14
9:38
+0:17
25.2M
25.20 mi14:17:193:48:589:053:31
10:12
+0:34
Finish
26.22 mi14:26:413:58:209:069:22
9:11
-1:01

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

8:26 /mi

Average Pace

9:06 /mi

Slowest Pace

10:36 /mi

Loading chart...
Fastest
Middle
Slowest
Average

📊Segments

Segment Time Comparison

Time at Faster Pace

1:32:05

39% of race

Time at Steady Pace

1:20:27

34% of race

Time at Slower Pace

1:05:48

28% of race

Average Pace: 9:05 /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 mi10:54:4226:218:2926:21
8:29
#17428
10K
6.21 mi11:21:3253:118:3426:50
8:38
#18247
15K
9.32 mi11:48:091:19:488:3426:37
8:34
#18239
20K
12.43 mi12:15:541:47:338:3927:45
8:56
#18528
Half
13.11 mi12:21:391:53:188:395:45
8:26
#18464
25K
15.53 mi12:43:512:15:308:4322:12
9:09
#18696
30K
18.64 mi13:13:452:45:248:5229:54
9:37
#18967
20M
20.00 mi13:27:182:58:578:5713:33
9:58
#19109
21M
21.00 mi13:37:543:09:339:0210:36
10:36
#19173
35K
21.75 mi13:44:263:16:059:016:32
8:44
#19089
23M
23.00 mi13:56:133:27:529:0211:47
9:25
#19020
24M
24.00 mi14:05:343:37:139:039:21
9:21
#19009
40K
24.85 mi14:13:483:45:279:048:14
9:38
#18999
25.2M
25.20 mi14:17:193:48:589:053:31
10:12
#18986
Finish
26.22 mi14:26:413:58:209:069:22
9:11
#19007
Faster pace
Steady pace
Slower pace

Checkpoint and Segment Rankings

CheckpointDistanceSeg. DistOverallMalesM50-54Seg. OverallSeg. MalesSeg. M50-54
5K3.11 mi3.11 mi17428112041120418240(Top 69%)11583(Top 76%)11583(Top 564%)
10K6.21 mi3.10 mi18247-81911561-35711561-35719049(Top 72%)11921(Top 79%)11921(Top 581%)
15K9.32 mi3.11 mi18239+811560+111560+118240(Top 69%)11583(Top 76%)11583(Top 564%)
20K12.43 mi3.11 mi18528-28911688-12811688-12819370(Top 73%)12044(Top 79%)12044(Top 587%)
Half13.11 mi0.68 mi18464+6411661+2711661+2717287(Top 65%)11218(Top 74%)11218(Top 547%)
25K15.53 mi2.42 mi18696-23211727-6611727-6619634(Top 74%)12121(Top 80%)12121(Top 591%)
30K18.64 mi3.11 mi18967-27111826-9911826-9919872(Top 75%)12155(Top 80%)12155(Top 592%)
20M20.00 mi1.36 mi19109-14211875-4911875-4920393(Top 77%)12294(Top 81%)12294(Top 599%)
21M21.00 mi1.00 mi19173-6411887-1211887-1219879(Top 75%)11995(Top 79%)11995(Top 585%)
35K21.75 mi0.75 mi19089+8411845+4211845+4216584(Top 62%)10536(Top 69%)10536(Top 513%)
23M23.00 mi1.25 mi19020+6911805+4011805+4017970(Top 68%)11103(Top 73%)11103(Top 541%)
24M24.00 mi1.00 mi19009+1111786+1911786+1918641(Top 70%)11376(Top 75%)11376(Top 554%)
40K24.85 mi0.85 mi18999+1011777+911777+918792(Top 71%)11394(Top 75%)11394(Top 555%)
25.2M25.20 mi0.35 mi18986+1311771+611771+618091(Top 68%)11074(Top 73%)11074(Top 540%)
Finish26.22 mi1.02 mi19007-2111773-211773-218859(Top 71%)11475(Top 76%)11475(Top 559%)

Segment Performance Analysis

10K→15K

0.0 - 3.1 mi

Top 69%
×21stories
+97ft-345ft

Overall

18240

Males

11583

M50-54

11583

5K→10K

3.1 - 6.2 mi

Top 72%
×5stories
+79ft-138ft

Overall

19049

Males

11921

M50-54

11921

10K→15K

6.2 - 9.3 mi

Top 69%
×3stories
+67ft-78ft

Overall

18240

Males

11583

M50-54

11583

15K→20K

9.3 - 12.4 mi

Top 73%
×5stories
+106ft-86ft

Overall

19370

Males

12044

M50-54

12044

20K→Half

12.4 - 13.1 mi

Top 65%
×2stories
+19ft-37ft

Overall

17287

Males

11218

M50-54

11218

Half→25K

13.1 - 15.5 mi

Top 74%
×4stories
+66ft-88ft

Overall

19634

Males

12121

M50-54

12121

25K→30K

15.5 - 18.6 mi

Top 75%
×9stories
+181ft-148ft

Overall

19872

Males

12155

M50-54

12155

30K→20M

18.6 - 20.0 mi

Top 77%
×5stories
+64ft-50ft

Overall

20393

Males

12294

M50-54

12294

20M→21M

20.0 - 21.0 mi

Top 75%
×8stories
+106ft-24ft

Overall

19879

Males

11995

M50-54

11995

21M→35K

21.0 - 21.8 mi

Top 62%
×7stories
+17ft-86ft

Overall

16584

Males

10536

M50-54

10536

35K→23M

21.8 - 23.0 mi

Top 68%
×5stories
+23ft-63ft

Overall

17970

Males

11103

M50-54

11103

23M→24M

23.0 - 24.0 mi

Top 70%
×6stories
+12ft-82ft

Overall

18641

Males

11376

M50-54

11376

24M→40K

24.0 - 24.9 mi

Top 71%
×1story
+6ft-20ft

Overall

18792

Males

11394

M50-54

11394

40K→25.2M

24.9 - 25.2 mi

Top 68%
×1story
+13ft-16ft

Overall

18091

Males

11074

M50-54

11074

25.2M→Finish

25.2 - 26.2 mi

Top 71%
×2stories
+22ft-21ft

Overall

18859

Males

11475

M50-54

11475

Passing Analysis

Category:
Athletes Passed
1068
Passed By
2647
Net Change
-1579
SegmentAthletes PassedPassed ByNet ChangeStart RankEnd Rank
Start → 5K----#17428
5K → 10K71890-819#17428#18247
10K → 15K189181+8#18247#18239
15K → 20K76365-289#18239#18528
20K → Half739+64#18528#18464
Half → 25K72304-232#18464#18696
25K → 30K97368-271#18696#18967
30K → 20M45187-142#18967#19109
20M → 21M55119-64#19109#19173
21M → 35K917+84#19173#19089
35K → 23M11445+69#19089#19020
23M → 24M6352+11#19020#19009
24M → 40K5646+10#19009#18999
40K → 25.2M2916+13#18999#18986
25.2M → Finish3758-21#18986#19007
TOTALS10682647-1579
📊

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