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BOSTON MARATHON 2024

Sean Choi

Bib: 22712•M

GA

0:00
0:00
/ mi
Masters
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Overall
#0 / 25550
Gender (Male)
#0 / 14578
Masters (Masters Men)
#0 / 9729
Division (M65-69)
#0 / 617
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
9:02/mi
28:03
↑ 97↓ 3451.5%
10K· 6.21 mi
8:59/mi
55:59
↑ 79↓ 1380.4%
15K· 9.32 mi
10:05/mi
1:27:19
↑ 67↓ 78
20K· 12.43 mi
9:30/mi
1:56:50
↑ 106↓ 860.1%
Half· 13.11 mi
9:45/mi
2:03:29
↑ 19↓ 370.5%
25K· 15.53 mi
10:03/mi
2:27:50
↑ 66↓ 880.2%
30K· 18.64 mi
10:54/mi
3:01:42
↑ 181↓ 1480.2%
20M
11:10/mi
3:16:53
↑ 64↓ 500.2%
21M
12:35/mi
3:29:28
↑ 106↓ 241.6%
35K· 21.75 mi
11:48/mi
3:38:18
↑ 17↓ 861.7%
23M
12:49/mi
3:54:21
↑ 23↓ 630.6%
24M
11:36/mi
4:05:57
↓ 821.3%
40K· 24.85 mi
12:53/mi
4:16:58
↓ 200.3%
25.2M
17:59/mi
4:23:10
↑ 13↓ 160.2%
Finish· 26.22 mi
12:50/mi
4:36:15
↑ 22↓ 21

The Course

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Half Splits

1st Half· via HalfFaster
Distance13.11 mi
Time2:03:29
Pace9:25 /mi
2nd Half
Distance13.11 mi
Time2:32:46
Pace11:39 /mi
📊Positive Split: 23.7% slower second half

Checkpoint Splits

CheckpointDistanceTime of DayTimeAvg PaceSegment TimeSegment PaceDiff
5K
3.11 mi11:26:5728:039:0228:03
9:02
-
10K
6.21 mi11:54:5355:599:0127:56
8:59
-0:03
15K
9.32 mi12:26:131:27:199:2231:20
10:05
+1:06
20K
12.43 mi12:55:441:56:509:2429:31
9:30
-0:35
Half
13.11 mi13:02:232:03:299:256:39
9:45
+0:15
25K
15.53 mi13:26:442:27:509:3124:21
10:03
+0:18
30K
18.64 mi14:00:363:01:429:4533:52
10:54
+0:51
20M
20.00 mi14:15:473:16:539:5115:11
11:10
+0:16
21M
21.00 mi14:28:223:29:289:5812:35
12:35
+1:25
35K
21.75 mi14:37:123:38:1810:028:50
11:48
-0:47
23M
23.00 mi14:53:153:54:2110:1116:03
12:49
+1:01
24M
24.00 mi15:04:514:05:5710:1511:36
11:36
-1:13
40K
24.85 mi15:15:524:16:5810:2011:01
12:53
+1:17
25.2M
25.20 mi15:22:044:23:1010:276:12
17:59
+5:06
Finish
26.22 mi15:35:094:36:1510:3313:05
12:50
-5:09

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

8:59 /mi

Average Pace

10:33 /mi

Slowest Pace

17:59 /mi

Loading chart...
Fastest
Middle
Slowest
Average

📊Segments

Segment Time Comparison

Time at Faster Pace

1:56:30

42% of race

Time at Steady Pace

1:40:49

36% of race

Time at Slower Pace

58:56

21% of race

Average Pace: 10:32 /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 mi11:26:5728:039:0228:03
9:02
#20184
10K
6.21 mi11:54:5355:599:0127:56
8:59
#19945
15K
9.32 mi12:26:131:27:199:2231:20
10:05
#20833
20K
12.43 mi12:55:441:56:509:2429:31
9:30
#20412
Half
13.11 mi13:02:232:03:299:256:39
9:45
#20418
25K
15.53 mi13:26:442:27:509:3124:21
10:03
#20191
30K
18.64 mi14:00:363:01:429:4533:52
10:54
#20088
20M
20.00 mi14:15:473:16:539:5115:11
11:10
#20052
21M
21.00 mi14:28:223:29:289:5812:35
12:35
#20046
35K
21.75 mi14:37:123:38:1810:028:50
11:48
#20108
23M
23.00 mi14:53:153:54:2110:1116:03
12:49
#20261
24M
24.00 mi15:04:514:05:5710:1511:36
11:36
#20277
40K
24.85 mi15:15:524:16:5810:2011:01
12:53
#20365
25.2M
25.20 mi15:22:044:23:1010:276:12
17:59
#20507
Finish
26.22 mi15:35:094:36:1510:3313:05
12:50
#20697
Faster pace
Steady pace
Slower pace

Checkpoint and Segment Rankings

CheckpointDistanceSeg. DistOverallMalesM65-69Seg. OverallSeg. MalesSeg. M65-69
5K3.11 mi3.11 mi20184121661216622107(Top 87%)13130(Top 90%)13130(Top 2128%)
10K6.21 mi3.10 mi19945+23912068+9812068+9819718(Top 77%)11996(Top 82%)11996(Top 1944%)
15K9.32 mi3.11 mi20833-88812522-45412522-45422107(Top 87%)13130(Top 90%)13130(Top 2128%)
20K12.43 mi3.11 mi20412+42112332+19012332+19019198(Top 75%)11779(Top 81%)11779(Top 1909%)
Half13.11 mi0.68 mi20418-612327+512327+520781(Top 81%)12448(Top 85%)12448(Top 2018%)
25K15.53 mi2.42 mi20191+22712215+11212215+11219225(Top 75%)11693(Top 80%)11693(Top 1895%)
30K18.64 mi3.11 mi20088+10312101+11412101+11419752(Top 77%)11732(Top 80%)11732(Top 1901%)
20M20.00 mi1.36 mi20052+3612060+4112060+4119664(Top 77%)11570(Top 79%)11570(Top 1875%)
21M21.00 mi1.00 mi20046+612037+2312037+2320016(Top 78%)11638(Top 80%)11638(Top 1886%)
35K21.75 mi0.75 mi20108-6212044-712044-721442(Top 84%)12328(Top 85%)12328(Top 1998%)
23M23.00 mi1.25 mi20261-15312085-4112085-4122241(Top 87%)12715(Top 87%)12715(Top 2061%)
24M24.00 mi1.00 mi20277-1612071+1412071+1420621(Top 81%)11835(Top 81%)11835(Top 1918%)
40K24.85 mi0.85 mi20365-8812097-2612097-2622078(Top 86%)12539(Top 86%)12539(Top 2032%)
25.2M25.20 mi0.35 mi20507-14212146-4912146-4925004(Top 98%)14204(Top 97%)14204(Top 2302%)
Finish26.22 mi1.02 mi20697-19012223-7712223-7724210(Top 95%)13690(Top 94%)13690(Top 2219%)

Segment Performance Analysis

10K→15K

0.0 - 3.1 mi

Top 87%
×21story building
+97ft-345ft

Overall

22107

Males

13130

M65-69

13130

5K→10K

3.1 - 6.2 mi

Top 77%
×5story building
+79ft-138ft

Overall

19718

Males

11996

M65-69

11996

10K→15K

6.2 - 9.3 mi

Top 87%
×3story building
+67ft-78ft

Overall

22107

Males

13130

M65-69

13130

15K→20K

9.3 - 12.4 mi

Top 75%
×5story building
+106ft-86ft

Overall

19198

Males

11779

M65-69

11779

20K→Half

12.4 - 13.1 mi

Top 81%
×2story building
+19ft-37ft

Overall

20781

Males

12448

M65-69

12448

Half→25K

13.1 - 15.5 mi

Top 75%
×4story building
+66ft-88ft

Overall

19225

Males

11693

M65-69

11693

25K→30K

15.5 - 18.6 mi

Top 77%
×9story building
+181ft-148ft

Overall

19752

Males

11732

M65-69

11732

30K→20M

18.6 - 20.0 mi

Top 77%
×5story building
+64ft-50ft

Overall

19664

Males

11570

M65-69

11570

20M→21M

20.0 - 21.0 mi

Top 78%
×8story building
+106ft-24ft

Overall

20016

Males

11638

M65-69

11638

21M→35K

21.0 - 21.8 mi

Top 84%
×7story building
+17ft-86ft

Overall

21442

Males

12328

M65-69

12328

35K→23M

21.8 - 23.0 mi

Top 87%
×5story building
+23ft-63ft

Overall

22241

Males

12715

M65-69

12715

23M→24M

23.0 - 24.0 mi

Top 81%
×6story building
+12ft-82ft

Overall

20621

Males

11835

M65-69

11835

24M→40K

24.0 - 24.9 mi

Top 86%
×1story
+6ft-20ft

Overall

22078

Males

12539

M65-69

12539

40K→25.2M

24.9 - 25.2 mi

Top 98%
×1story
+13ft-16ft

Overall

25004

Males

14204

M65-69

14204

25.2M→Finish

25.2 - 26.2 mi

Top 95%
×2story building
+22ft-21ft

Overall

24210

Males

13690

M65-69

13690

Passing Analysis

Category:
Athletes Passed
1762
Passed By
2275
Net Change
-513
SegmentAthletes PassedPassed ByNet ChangeStart RankEnd Rank
Start → 5K----#20184
5K → 10K392153+239#20184#19945
10K → 15K38926-888#19945#20833
15K → 20K44322+421#20833#20412
20K → Half2733-6#20412#20418
Half → 25K27346+227#20418#20191
25K → 30K220117+103#20191#20088
30K → 20M9761+36#20088#20052
20M → 21M8276+6#20052#20046
21M → 35K3294-62#20046#20108
35K → 23M45198-153#20108#20261
23M → 24M5571-16#20261#20277
24M → 40K38126-88#20277#20365
40K → 25.2M6148-142#20365#20507
25.2M → Finish14204-190#20507#20697
TOTALS17622275-513
📊

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