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BOSTON MARATHON 2024

Lee Chi Tse

Bib: 11779•M

0:00
0:00
/ mi
Masters
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Overall
#0 / 25550
Gender (Male)
#0 / 14578
Masters (Masters Men)
#0 / 9729
Division (M45-49)
#0 / 2218
Race Day Weather
55°/45°F
scattered clouds

⏱️ Race Timeline

Course Elevation
7–469 ft
≈
×2stacked redwood trees
•▲ 890 ft climb · ▼ 1342 ft descent
Ribbon color based on
FasterSteadySlower· vs. your average pace
Start
0:00
Race begins
5K· 3.11 mi
7:38/mi
23:43
↑ 97↓ 3451.5%
10K· 6.21 mi
7:35/mi
47:17
↑ 79↓ 1380.4%
15K· 9.32 mi
7:38/mi
1:11:01
↑ 67↓ 78
20K· 12.43 mi
7:51/mi
1:35:23
↑ 106↓ 860.1%
Half· 13.11 mi
7:46/mi
1:40:41
↑ 19↓ 370.5%
25K· 15.53 mi
8:21/mi
2:00:55
↑ 66↓ 880.2%
30K· 18.64 mi
9:47/mi
2:31:20
↑ 181↓ 1480.2%
20M
10:42/mi
2:45:53
↑ 64↓ 500.2%
21M
12:19/mi
2:58:12
↑ 106↓ 241.6%
35K· 21.75 mi
9:48/mi
3:05:32
↑ 17↓ 861.7%
23M
10:57/mi
3:19:14
↑ 23↓ 630.6%
24M
10:59/mi
3:30:13
↓ 821.3%
40K· 24.85 mi
10:47/mi
3:39:26
↓ 200.3%
25.2M
13:06/mi
3:43:57
↑ 13↓ 160.2%
Finish· 26.22 mi
9:43/mi
3:53:51
↑ 22↓ 21

The Course

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Half Splits

1st Half· via HalfFaster
Distance13.11 mi
Time1:40:41
Pace7:41 /mi
2nd Half
Distance13.11 mi
Time2:13:10
Pace10:10 /mi
📊Positive Split: 32.3% slower second half

Checkpoint Splits

CheckpointDistanceTime of DayTimeAvg PaceSegment TimeSegment PaceDiff
5K
3.11 mi10:51:2223:437:3823:43
7:38
-
10K
6.21 mi11:14:5647:177:3723:34
7:35
-0:03
15K
9.32 mi11:38:401:11:017:3723:44
7:38
+0:03
20K
12.43 mi12:03:021:35:237:4124:22
7:51
+0:13
Half
13.11 mi12:08:201:40:417:415:18
7:46
-0:05
25K
15.53 mi12:28:342:00:557:4720:14
8:21
+0:35
30K
18.64 mi12:58:592:31:208:0730:25
9:47
+1:26
20M
20.00 mi13:13:322:45:538:1814:33
10:42
+0:55
21M
21.00 mi13:25:512:58:128:2912:19
12:19
+1:37
35K
21.75 mi13:33:113:05:328:327:20
9:48
-2:31
23M
23.00 mi13:46:533:19:148:4013:42
10:57
+1:09
24M
24.00 mi13:57:523:30:138:4610:59
10:59
+0:02
40K
24.85 mi14:07:053:39:268:509:13
10:47
-0:12
25.2M
25.20 mi14:11:363:43:578:534:31
13:06
+2:19
Finish
26.22 mi14:21:303:53:518:569:54
9:43
-3:23

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

7:35 /mi

Average Pace

8:56 /mi

Slowest Pace

13:06 /mi

Loading chart...
Fastest
Middle
Slowest
Average

📊Segments

Segment Time Comparison

Time at Faster Pace

2:00:55

52% of race

Time at Steady Pace

47:39

20% of race

Time at Slower Pace

1:05:17

28% of race

Average Pace: 8:55 /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 mi10:51:2223:437:3823:43
7:38
#11791
10K
6.21 mi11:14:5647:177:3723:34
7:35
#11347
15K
9.32 mi11:38:401:11:017:3723:44
7:38
#11113
20K
12.43 mi12:03:021:35:237:4124:22
7:51
#10988
Half
13.11 mi12:08:201:40:417:415:18
7:46
#10993
25K
15.53 mi12:28:342:00:557:4720:14
8:21
#11170
30K
18.64 mi12:58:592:31:208:0730:25
9:47
#12453
20M
20.00 mi13:13:322:45:538:1814:33
10:42
#13089
21M
21.00 mi13:25:512:58:128:2912:19
12:19
#13758
35K
21.75 mi13:33:113:05:328:327:20
9:48
#13875
23M
23.00 mi13:46:533:19:148:4013:42
10:57
#14311
24M
24.00 mi13:57:523:30:138:4610:59
10:59
#14650
40K
24.85 mi14:07:053:39:268:509:13
10:47
#14815
25.2M
25.20 mi14:11:363:43:578:534:31
13:06
#14958
Finish
26.22 mi14:21:303:53:518:569:54
9:43
#15077
Faster pace
Steady pace
Slower pace

Checkpoint and Segment Rankings

CheckpointDistanceSeg. DistOverallMalesM45-49Seg. OverallSeg. MalesSeg. M45-49
5K3.11 mi3.11 mi117918759875910723(Top 42%)8155(Top 56%)8155(Top 368%)
10K6.21 mi3.10 mi11347+4448521+2388521+23810937(Top 43%)8303(Top 57%)8303(Top 374%)
15K9.32 mi3.11 mi11113+2348388+1338388+13310723(Top 42%)8155(Top 56%)8155(Top 368%)
20K12.43 mi3.11 mi10988+1258305+838305+8310716(Top 42%)8017(Top 55%)8017(Top 361%)
Half13.11 mi0.68 mi10993-58301+48301+411078(Top 43%)8223(Top 56%)8223(Top 371%)
25K15.53 mi2.42 mi11170-1778331-308331-3012229(Top 48%)8571(Top 59%)8571(Top 386%)
30K18.64 mi3.11 mi12453-12838824-4938824-49316586(Top 65%)10262(Top 70%)10262(Top 463%)
20M20.00 mi1.36 mi13089-6369025-2019025-20118552(Top 73%)11029(Top 76%)11029(Top 497%)
21M21.00 mi1.00 mi13758-6699268-2439268-24319485(Top 76%)11379(Top 78%)11379(Top 513%)
35K21.75 mi0.75 mi13875-1179282-149282-1416520(Top 65%)9860(Top 68%)9860(Top 445%)
23M23.00 mi1.25 mi14311-4369422-1409422-14018247(Top 71%)10684(Top 73%)10684(Top 482%)
24M24.00 mi1.00 mi14650-3399508-869508-8619171(Top 75%)11082(Top 76%)11082(Top 500%)
40K24.85 mi0.85 mi14815-1659557-499557-4917488(Top 68%)10186(Top 70%)10186(Top 459%)
25.2M25.20 mi0.35 mi14958-1439605-489605-4819872(Top 78%)11371(Top 78%)11371(Top 513%)
Finish26.22 mi1.02 mi15077-1199631-269631-2617390(Top 68%)10142(Top 70%)10142(Top 457%)

Segment Performance Analysis

10K→15K

0.0 - 3.1 mi

Top 42%
×21story building
+97ft-345ft

Overall

10723

Males

8155

M45-49

8155

5K→10K

3.1 - 6.2 mi

Top 43%
×5story building
+79ft-138ft

Overall

10937

Males

8303

M45-49

8303

10K→15K

6.2 - 9.3 mi

Top 42%
×3story building
+67ft-78ft

Overall

10723

Males

8155

M45-49

8155

15K→20K

9.3 - 12.4 mi

Top 42%
×5story building
+106ft-86ft

Overall

10716

Males

8017

M45-49

8017

20K→Half

12.4 - 13.1 mi

Top 43%
×2story building
+19ft-37ft

Overall

11078

Males

8223

M45-49

8223

Half→25K

13.1 - 15.5 mi

Top 48%
×4story building
+66ft-88ft

Overall

12229

Males

8571

M45-49

8571

25K→30K

15.5 - 18.6 mi

Top 65%
×9story building
+181ft-148ft

Overall

16586

Males

10262

M45-49

10262

30K→20M

18.6 - 20.0 mi

Top 73%
×5story building
+64ft-50ft

Overall

18552

Males

11029

M45-49

11029

20M→21M

20.0 - 21.0 mi

Top 76%
×8story building
+106ft-24ft

Overall

19485

Males

11379

M45-49

11379

21M→35K

21.0 - 21.8 mi

Top 65%
×7story building
+17ft-86ft

Overall

16520

Males

9860

M45-49

9860

35K→23M

21.8 - 23.0 mi

Top 71%
×5story building
+23ft-63ft

Overall

18247

Males

10684

M45-49

10684

23M→24M

23.0 - 24.0 mi

Top 75%
×6story building
+12ft-82ft

Overall

19171

Males

11082

M45-49

11082

24M→40K

24.0 - 24.9 mi

Top 68%
×1story
+6ft-20ft

Overall

17488

Males

10186

M45-49

10186

40K→25.2M

24.9 - 25.2 mi

Top 78%
×1story
+13ft-16ft

Overall

19872

Males

11371

M45-49

11371

25.2M→Finish

25.2 - 26.2 mi

Top 68%
×2story building
+22ft-21ft

Overall

17390

Males

10142

M45-49

10142

Passing Analysis

Category:
Athletes Passed
1710
Passed By
4996
Net Change
-3286
SegmentAthletes PassedPassed ByNet ChangeStart RankEnd Rank
Start → 5K----#11791
5K → 10K544100+444#11791#11347
10K → 15K32692+234#11347#11113
15K → 20K282157+125#11113#10988
20K → Half3641-5#10988#10993
Half → 25K163340-177#10993#11170
25K → 30K551338-1283#11170#12453
30K → 20M39675-636#12453#13089
20M → 21M22691-669#13089#13758
21M → 35K59176-117#13758#13875
35K → 23M39475-436#13875#14311
23M → 24M35374-339#14311#14650
24M → 40K52217-165#14650#14815
40K → 25.2M16159-143#14815#14958
25.2M → Finish42161-119#14958#15077
TOTALS17104996-3286
📊

Passing Visuals

Category:
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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