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BOSTON MARATHON 2024

Sung Jun Kim

Bib: 18869•M

0:00
0:00
/ mi
Masters
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Overall
#0 / 25550
Gender (Male)
#0 / 14578
Masters (Masters Men)
#0 / 9729
Division (M60-64)
#0 / 1173
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
8:07/mi
25:14
↑ 97↓ 3451.5%
10K· 6.21 mi
8:11/mi
50:38
↑ 79↓ 1380.4%
15K· 9.32 mi
8:23/mi
1:16:41
↑ 67↓ 78
20K· 12.43 mi
9:02/mi
1:44:44
↑ 106↓ 860.1%
Half· 13.11 mi
8:55/mi
1:50:49
↑ 19↓ 370.5%
25K· 15.53 mi
9:25/mi
2:13:40
↑ 66↓ 880.2%
30K· 18.64 mi
11:36/mi
2:49:43
↑ 181↓ 1480.2%
20M
13:26/mi
3:07:58
↑ 64↓ 500.2%
21M
16:04/mi
3:24:02
↑ 106↓ 241.6%
35K· 21.75 mi
10:28/mi
3:31:52
↑ 17↓ 861.7%
23M
13:30/mi
3:48:46
↑ 23↓ 630.6%
24M
10:43/mi
3:59:29
↓ 821.3%
40K· 24.85 mi
10:56/mi
4:08:50
↓ 200.3%
25.2M
11:56/mi
4:12:57
↑ 13↓ 160.2%
Finish· 26.22 mi
9:46/mi
4:22:54
↑ 22↓ 21

The Course

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Half Splits

1st Half· via HalfFaster
Distance13.11 mi
Time1:50:49
Pace8:27 /mi
2nd Half
Distance13.11 mi
Time2:32:05
Pace11:36 /mi
📊Positive Split: 37.2% slower second half

Checkpoint Splits

CheckpointDistanceTime of DayTimeAvg PaceSegment TimeSegment PaceDiff
5K
3.11 mi11:19:5125:148:0725:14
8:07
-
10K
6.21 mi11:45:1550:388:0925:24
8:11
+0:04
15K
9.32 mi12:11:181:16:418:1426:03
8:23
+0:12
20K
12.43 mi12:39:211:44:448:2628:03
9:02
+0:39
Half
13.11 mi12:45:261:50:498:276:05
8:55
-0:07
25K
15.53 mi13:08:172:13:408:3622:51
9:25
+0:30
30K
18.64 mi13:44:202:49:439:0636:03
11:36
+2:11
20M
20.00 mi14:02:353:07:589:2418:15
13:26
+1:50
21M
21.00 mi14:18:393:24:029:4316:04
16:04
+2:38
35K
21.75 mi14:26:293:31:529:457:50
10:28
-5:36
23M
23.00 mi14:43:233:48:469:5716:54
13:30
+3:02
24M
24.00 mi14:54:063:59:299:5910:43
10:43
-2:47
40K
24.85 mi15:03:274:08:5010:019:21
10:56
+0:13
25.2M
25.20 mi15:07:344:12:5710:024:07
11:56
+1:00
Finish
26.22 mi15:17:314:22:5410:029:57
9:46
-2:10

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

8:07 /mi

Average Pace

10:02 /mi

Slowest Pace

16:04 /mi

Loading chart...
Fastest
Middle
Slowest
Average

📊Segments

Segment Time Comparison

Time at Faster Pace

1:50:49

42% of race

Time at Steady Pace

1:00:42

23% of race

Time at Slower Pace

1:31:23

35% of race

Average Pace: 10:02 /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 mi11:19:5125:148:0725:14
8:07
#15508
10K
6.21 mi11:45:1550:388:0925:24
8:11
#15443
15K
9.32 mi12:11:181:16:418:1426:03
8:23
#15516
20K
12.43 mi12:39:211:44:448:2628:03
9:02
#15981
Half
13.11 mi12:45:261:50:498:276:05
8:55
#16100
25K
15.53 mi13:08:172:13:408:3622:51
9:25
#16311
30K
18.64 mi13:44:202:49:439:0636:03
11:36
#17845
20M
20.00 mi14:02:353:07:589:2418:15
13:26
#18666
21M
21.00 mi14:18:393:24:029:4316:04
16:04
#19300
35K
21.75 mi14:26:293:31:529:457:50
10:28
#19250
23M
23.00 mi14:43:233:48:469:5716:54
13:30
#19565
24M
24.00 mi14:54:063:59:299:5910:43
10:43
#19499
40K
24.85 mi15:03:274:08:5010:019:21
10:56
#19426
25.2M
25.20 mi15:07:344:12:5710:024:07
11:56
#19392
Finish
26.22 mi15:17:314:22:5410:029:57
9:46
#19303
Faster pace
Steady pace
Slower pace

Checkpoint and Segment Rankings

CheckpointDistanceSeg. DistOverallMalesM60-64Seg. OverallSeg. MalesSeg. M60-64
5K3.11 mi3.11 mi15508102191021915740(Top 62%)10292(Top 71%)10292(Top 877%)
10K6.21 mi3.10 mi15443+6510198+2110198+2115372(Top 60%)10195(Top 70%)10195(Top 869%)
15K9.32 mi3.11 mi15516-7310222-2410222-2415740(Top 62%)10292(Top 71%)10292(Top 877%)
20K12.43 mi3.11 mi15981-46510382-16010382-16017455(Top 68%)11015(Top 76%)11015(Top 939%)
Half13.11 mi0.68 mi16100-11910424-4210424-4217874(Top 70%)11117(Top 76%)11117(Top 948%)
25K15.53 mi2.42 mi16311-21110486-6210486-6217278(Top 68%)10817(Top 74%)10817(Top 922%)
30K18.64 mi3.11 mi17845-153411055-56911055-56921217(Top 83%)12429(Top 85%)12429(Top 1060%)
20M20.00 mi1.36 mi18666-82111408-35311408-35323395(Top 92%)13394(Top 92%)13394(Top 1142%)
21M21.00 mi1.00 mi19300-63411669-26111669-26124521(Top 96%)13969(Top 96%)13969(Top 1191%)
35K21.75 mi0.75 mi19250+5011635+3411635+3418490(Top 72%)10869(Top 75%)10869(Top 927%)
23M23.00 mi1.25 mi19565-31511758-12311758-12323207(Top 91%)13226(Top 91%)13226(Top 1128%)
24M24.00 mi1.00 mi19499+6611701+5711701+5718465(Top 72%)10742(Top 74%)10742(Top 916%)
40K24.85 mi0.85 mi19426+7311664+3711664+3717906(Top 70%)10410(Top 71%)10410(Top 887%)
25.2M25.20 mi0.35 mi19392+3411639+2511639+2517199(Top 67%)10028(Top 69%)10028(Top 855%)
Finish26.22 mi1.02 mi19303+8911587+5211587+5217581(Top 69%)10245(Top 70%)10245(Top 873%)

Segment Performance Analysis

10K→15K

0.0 - 3.1 mi

Top 62%
×21story building
+97ft-345ft

Overall

15740

Males

10292

M60-64

10292

5K→10K

3.1 - 6.2 mi

Top 60%
×5story building
+79ft-138ft

Overall

15372

Males

10195

M60-64

10195

10K→15K

6.2 - 9.3 mi

Top 62%
×3story building
+67ft-78ft

Overall

15740

Males

10292

M60-64

10292

15K→20K

9.3 - 12.4 mi

Top 68%
×5story building
+106ft-86ft

Overall

17455

Males

11015

M60-64

11015

20K→Half

12.4 - 13.1 mi

Top 70%
×2story building
+19ft-37ft

Overall

17874

Males

11117

M60-64

11117

Half→25K

13.1 - 15.5 mi

Top 68%
×4story building
+66ft-88ft

Overall

17278

Males

10817

M60-64

10817

25K→30K

15.5 - 18.6 mi

Top 83%
×9story building
+181ft-148ft

Overall

21217

Males

12429

M60-64

12429

30K→20M

18.6 - 20.0 mi

Top 92%
×5story building
+64ft-50ft

Overall

23395

Males

13394

M60-64

13394

20M→21M

20.0 - 21.0 mi

Top 96%
×8story building
+106ft-24ft

Overall

24521

Males

13969

M60-64

13969

21M→35K

21.0 - 21.8 mi

Top 72%
×7story building
+17ft-86ft

Overall

18490

Males

10869

M60-64

10869

35K→23M

21.8 - 23.0 mi

Top 91%
×5story building
+23ft-63ft

Overall

23207

Males

13226

M60-64

13226

23M→24M

23.0 - 24.0 mi

Top 72%
×6story building
+12ft-82ft

Overall

18465

Males

10742

M60-64

10742

24M→40K

24.0 - 24.9 mi

Top 70%
×1story
+6ft-20ft

Overall

17906

Males

10410

M60-64

10410

40K→25.2M

24.9 - 25.2 mi

Top 67%
×1story
+13ft-16ft

Overall

17199

Males

10028

M60-64

10028

25.2M→Finish

25.2 - 26.2 mi

Top 69%
×2story building
+22ft-21ft

Overall

17581

Males

10245

M60-64

10245

Passing Analysis

Category:
Athletes Passed
1328
Passed By
5123
Net Change
-3795
SegmentAthletes PassedPassed ByNet ChangeStart RankEnd Rank
Start → 5K----#15508
5K → 10K317252+65#15508#15443
10K → 15K207280-73#15443#15516
15K → 20K136601-465#15516#15981
20K → Half16135-119#15981#16100
Half → 25K151362-211#16100#16311
25K → 30K251559-1534#16311#17845
30K → 20M10831-821#17845#18666
20M → 21M15649-634#18666#19300
21M → 35K7727+50#19300#19250
35K → 23M32347-315#19250#19565
23M → 24M9731+66#19565#19499
24M → 40K9320+73#19499#19426
40K → 25.2M5016+34#19426#19392
25.2M → Finish10213+89#19392#19303
TOTALS13285123-3795
📊

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