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BOSTON MARATHON 2024

Feng Hsu Lee

Bib: 12914•M

0:00
0:00
/ mi
Masters
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Overall
#0 / 25550
Gender (Male)
#0 / 14578
Masters (Masters Men)
#0 / 9729
Division (M50-54)
#0 / 1935
Race Day Weather
55°/45°F
scattered clouds

⏱️ Race Timeline

Start
0:00:00
Race begins
5K· 3.11 mi
22:10
Rank: #7908
Start → 5K
22:10 | 7:08/mi
10K· 6.21 mi
44:55
Rank: #8356 (-448)
5K → 10K
22:45 | 7:19/mi
15K· 9.32 mi
1:08:11
Rank: #8729 (-373)
10K → 15K
23:16 | 7:29/mi
20K· 12.43 mi
1:41:12
Rank: #14343 (-5614)
15K → 20K
33:01 | 10:38/mi
Half· 13.11 mi
1:46:31
Rank: #14171 (+172)
20K → Half
5:19 | 7:48/mi
25K· 15.53 mi
2:06:23
Rank: #13649 (+522)
Half → 25K
19:52 | 8:12/mi
30K· 18.64 mi
2:33:47
Rank: #13279 (+370)
25K → 30K
27:24 | 8:49/mi
20M
2:47:11
Rank: #13515 (-236)
30K → 20M
13:24 | 9:52/mi
21M
2:57:00
Rank: #13388 (+127)
20M → 21M
9:49 | 9:49/mi
35K· 21.75 mi
3:03:29
Rank: #13299 (+89)
21M → 35K
6:29 | 8:40/mi
23M
3:14:54
Rank: #13178 (+121)
35K → 23M
11:25 | 9:07/mi
24M
3:23:50
Rank: #13093 (+85)
23M → 24M
8:56 | 8:56/mi
40K· 24.85 mi
3:31:46
Rank: #13039 (+54)
24M → 40K
7:56 | 9:17/mi
25.2M
3:35:15
Rank: #12990 (+49)
40K → 25.2M
3:29 | 10:06/mi
Finish· 26.22 mi
3:44:39
Rank: #13072 (-82)
25.2M → Finish
9:24 | 9:13/mi

The Course

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Half Splits

1st Half· via HalfFaster
Distance13.11 mi
Time1:46:31
Pace8:08 /mi
2nd Half
Distance13.11 mi
Time1:58:08
Pace9:01 /mi
📊Positive Split: 10.9% slower second half

Checkpoint Splits

CheckpointDistanceTime of DayTimeAvg PaceSegment TimeSegment PaceDiff
5K
3.11 mi10:51:2022:107:0822:10
7:08
-
10K
6.21 mi11:14:0544:557:1422:45
7:19
+0:11
15K
9.32 mi11:37:211:08:117:1923:16
7:29
+0:10
20K
12.43 mi12:10:221:41:128:0933:01
10:38
+3:09
Half
13.11 mi12:15:411:46:318:085:19
7:48
-2:50
25K
15.53 mi12:35:332:06:238:0819:52
8:12
+0:24
30K
18.64 mi13:02:572:33:478:1527:24
8:49
+0:37
20M
20.00 mi13:16:212:47:118:2213:24
9:52
+1:03
21M
21.00 mi13:26:102:57:008:269:49
9:49
-0:03
35K
21.75 mi13:32:393:03:298:266:29
8:40
-1:09
23M
23.00 mi13:44:043:14:548:2811:25
9:07
+0:27
24M
24.00 mi13:53:003:23:508:308:56
8:56
-0:11
40K
24.85 mi14:00:563:31:468:317:56
9:17
+0:21
25.2M
25.20 mi14:04:253:35:158:333:29
10:06
+0:49
Finish
26.22 mi14:13:493:44:398:349:24
9:13
-0:53

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

7:08 /mi

Average Pace

8:34 /mi

Slowest Pace

10:38 /mi

Loading chart...
Fastest
Middle
Slowest
Average

📊Segments

Segment Time Comparison

Time at Faster Pace

1:33:22

42% of race

Time at Steady Pace

1:11:34

32% of race

Time at Slower Pace

59:43

27% of race

Average Pace: 8:34 /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 mi10:51:2022:107:0822:10
7:08
#7908
10K
6.21 mi11:14:0544:557:1422:45
7:19
#8356
15K
9.32 mi11:37:211:08:117:1923:16
7:29
#8729
20K
12.43 mi12:10:221:41:128:0933:01
10:38
#14343
Half
13.11 mi12:15:411:46:318:085:19
7:48
#14171
25K
15.53 mi12:35:332:06:238:0819:52
8:12
#13649
30K
18.64 mi13:02:572:33:478:1527:24
8:49
#13279
20M
20.00 mi13:16:212:47:118:2213:24
9:52
#13515
21M
21.00 mi13:26:102:57:008:269:49
9:49
#13388
35K
21.75 mi13:32:393:03:298:266:29
8:40
#13299
23M
23.00 mi13:44:043:14:548:2811:25
9:07
#13178
24M
24.00 mi13:53:003:23:508:308:56
8:56
#13093
40K
24.85 mi14:00:563:31:468:317:56
9:17
#13039
25.2M
25.20 mi14:04:253:35:158:333:29
10:06
#12990
Finish
26.22 mi14:13:493:44:398:349:24
9:13
#13072
Faster pace
Steady pace
Slower pace

Checkpoint and Segment Rankings

CheckpointDistanceSeg. DistOverallMalesM50-54Seg. OverallSeg. MalesSeg. M50-54
5K3.11 mi3.11 mi7908676367639594(Top 38%)7603(Top 52%)7603(Top 393%)
10K6.21 mi3.10 mi8356-4486988-2256988-2258845(Top 35%)7261(Top 50%)7261(Top 375%)
15K9.32 mi3.11 mi8729-3737191-2037191-2039594(Top 38%)7603(Top 52%)7603(Top 393%)
20K12.43 mi3.11 mi14343-56149738-25479738-254721928(Top 86%)13013(Top 89%)13013(Top 673%)
Half13.11 mi0.68 mi14171+1729666+729666+7211261(Top 44%)8308(Top 57%)8308(Top 429%)
25K15.53 mi2.42 mi13649+5229435+2319435+23111317(Top 44%)8164(Top 56%)8164(Top 422%)
30K18.64 mi3.11 mi13279+3709175+2609175+26012283(Top 48%)8376(Top 57%)8376(Top 433%)
20M20.00 mi1.36 mi13515-2369212-379212-3715969(Top 63%)9744(Top 67%)9744(Top 504%)
21M21.00 mi1.00 mi13388+1279095+1179095+11712189(Top 48%)7804(Top 54%)7804(Top 403%)
35K21.75 mi0.75 mi13299+899032+639032+6311620(Top 45%)7511(Top 52%)7511(Top 388%)
23M23.00 mi1.25 mi13178+1218915+1178915+11711764(Top 46%)7452(Top 51%)7452(Top 385%)
24M24.00 mi1.00 mi13093+858834+818834+8111797(Top 46%)7470(Top 51%)7470(Top 386%)
40K24.85 mi0.85 mi13039+548766+688766+6812142(Top 48%)7518(Top 52%)7518(Top 389%)
25.2M25.20 mi0.35 mi12990+498725+418725+4111325(Top 44%)7059(Top 48%)7059(Top 365%)
Finish26.22 mi1.02 mi13072-828726-18726-115237(Top 60%)9088(Top 62%)9088(Top 470%)

Segment Performance Analysis

10K→15K

0.0 - 3.1 mi

Top 38%
×21stories
+97ft-345ft

Overall

9594

Males

7603

M50-54

7603

5K→10K

3.1 - 6.2 mi

Top 35%
×5stories
+79ft-138ft

Overall

8845

Males

7261

M50-54

7261

10K→15K

6.2 - 9.3 mi

Top 38%
×3stories
+67ft-78ft

Overall

9594

Males

7603

M50-54

7603

15K→20K

9.3 - 12.4 mi

Top 86%
×5stories
+106ft-86ft

Overall

21928

Males

13013

M50-54

13013

20K→Half

12.4 - 13.1 mi

Top 44%
×2stories
+19ft-37ft

Overall

11261

Males

8308

M50-54

8308

Half→25K

13.1 - 15.5 mi

Top 44%
×4stories
+66ft-88ft

Overall

11317

Males

8164

M50-54

8164

25K→30K

15.5 - 18.6 mi

Top 48%
×9stories
+181ft-148ft

Overall

12283

Males

8376

M50-54

8376

30K→20M

18.6 - 20.0 mi

Top 63%
×5stories
+64ft-50ft

Overall

15969

Males

9744

M50-54

9744

20M→21M

20.0 - 21.0 mi

Top 48%
×8stories
+106ft-24ft

Overall

12189

Males

7804

M50-54

7804

21M→35K

21.0 - 21.8 mi

Top 45%
×7stories
+17ft-86ft

Overall

11620

Males

7511

M50-54

7511

35K→23M

21.8 - 23.0 mi

Top 46%
×5stories
+23ft-63ft

Overall

11764

Males

7452

M50-54

7452

23M→24M

23.0 - 24.0 mi

Top 46%
×6stories
+12ft-82ft

Overall

11797

Males

7470

M50-54

7470

24M→40K

24.0 - 24.9 mi

Top 48%
×1story
+6ft-20ft

Overall

12142

Males

7518

M50-54

7518

40K→25.2M

24.9 - 25.2 mi

Top 44%
×1story
+13ft-16ft

Overall

11325

Males

7059

M50-54

7059

25.2M→Finish

25.2 - 26.2 mi

Top 60%
×2stories
+22ft-21ft

Overall

15237

Males

9088

M50-54

9088

Passing Analysis

Category:
Athletes Passed
2352
Passed By
7514
Net Change
-5164
SegmentAthletes PassedPassed ByNet ChangeStart RankEnd Rank
Start → 5K----#7908
5K → 10K96544-448#7908#8356
10K → 15K85458-373#8356#8729
15K → 20K45616-5614#8729#14343
20K → Half1720+172#14343#14171
Half → 25K53614+522#14171#13649
25K → 30K479109+370#13649#13279
30K → 20M89325-236#13279#13515
20M → 21M20275+127#13515#13388
21M → 35K12233+89#13388#13299
35K → 23M19170+121#13299#13178
23M → 24M13752+85#13178#13093
24M → 40K11561+54#13093#13039
40K → 25.2M6314+49#13039#12990
25.2M → Finish61143-82#12990#13072
TOTALS23527514-5164
📊

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