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BOSTON MARATHON 2024

Sangrae Kim

Bib: 21936•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
8:36/mi
26:44
↑ 97↓ 3451.5%
10K· 6.21 mi
8:34/mi
53:21
↑ 79↓ 1380.4%
15K· 9.32 mi
8:56/mi
1:21:05
↑ 67↓ 78
20K· 12.43 mi
9:29/mi
1:50:32
↑ 106↓ 860.1%
Half· 13.11 mi
9:13/mi
1:56:49
↑ 19↓ 370.5%
25K· 15.53 mi
10:44/mi
2:22:50
↑ 66↓ 880.2%
30K· 18.64 mi
12:09/mi
3:00:36
↑ 181↓ 1480.2%
20M
13:18/mi
3:18:40
↑ 64↓ 500.2%
21M
15:37/mi
3:34:17
↑ 106↓ 241.6%
35K· 21.75 mi
12:57/mi
3:43:58
↑ 17↓ 861.7%
23M
14:14/mi
4:01:47
↑ 23↓ 630.6%
24M
12:10/mi
4:13:57
↓ 821.3%
40K· 24.85 mi
13:24/mi
4:25:24
↓ 200.3%
25.2M
16:58/mi
4:31:15
↑ 13↓ 160.2%
Finish· 26.22 mi
13:15/mi
4:44:45
↑ 22↓ 21

The Course

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Half Splits

1st Half· via HalfFaster
Distance13.11 mi
Time1:56:49
Pace8:55 /mi
2nd Half
Distance13.11 mi
Time2:47:56
Pace12:49 /mi
📊Positive Split: 43.8% slower second half

Checkpoint Splits

CheckpointDistanceTime of DayTimeAvg PaceSegment TimeSegment PaceDiff
5K
3.11 mi11:42:1026:448:3626:44
8:36
-
10K
6.21 mi12:08:4753:218:3526:37
8:34
-0:02
15K
9.32 mi12:36:311:21:058:4227:44
8:56
+0:22
20K
12.43 mi13:05:581:50:328:5429:27
9:29
+0:33
Half
13.11 mi13:12:151:56:498:556:17
9:13
-0:16
25K
15.53 mi13:38:162:22:509:1226:01
10:44
+1:31
30K
18.64 mi14:16:023:00:369:4137:46
12:09
+1:25
20M
20.00 mi14:34:063:18:409:5618:04
13:18
+1:09
21M
21.00 mi14:49:433:34:1710:1215:37
15:37
+2:19
35K
21.75 mi14:59:243:43:5810:189:41
12:57
-2:40
23M
23.00 mi15:17:134:01:4710:3117:49
14:14
+1:17
24M
24.00 mi15:29:234:13:5710:3512:10
12:10
-2:04
40K
24.85 mi15:40:504:25:2410:4111:27
13:24
+1:14
25.2M
25.20 mi15:46:414:31:1510:465:51
16:58
+3:34
Finish
26.22 mi16:00:114:44:4510:5213:30
13:15
-3:43

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

8:34 /mi

Average Pace

10:52 /mi

Slowest Pace

16:58 /mi

Loading chart...
Fastest
Middle
Slowest
Average

📊Segments

Segment Time Comparison

Time at Faster Pace

2:22:50

50% of race

Time at Steady Pace

1:42:38

36% of race

Time at Slower Pace

39:17

14% of race

Average Pace: 10:52 /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 mi11:42:1026:448:3626:44
8:36
#18344
10K
6.21 mi12:08:4753:218:3526:37
8:34
#17990
15K
9.32 mi12:36:311:21:058:4227:44
8:56
#18172
20K
12.43 mi13:05:581:50:328:5429:27
9:29
#18466
Half
13.11 mi13:12:151:56:498:556:17
9:13
#18504
25K
15.53 mi13:38:162:22:509:1226:01
10:44
#19136
30K
18.64 mi14:16:023:00:369:4137:46
12:09
#19929
20M
20.00 mi14:34:063:18:409:5618:04
13:18
#20298
21M
21.00 mi14:49:433:34:1710:1215:37
15:37
#20639
35K
21.75 mi14:59:243:43:5810:189:41
12:57
#20776
23M
23.00 mi15:17:134:01:4710:3117:49
14:14
#21062
24M
24.00 mi15:29:234:13:5710:3512:10
12:10
#21068
40K
24.85 mi15:40:504:25:2410:4111:27
13:24
#21168
25.2M
25.20 mi15:46:414:31:1510:465:51
16:58
#21279
Finish
26.22 mi16:00:114:44:4510:5213:30
13:15
#21482
Faster pace
Steady pace
Slower pace

Checkpoint and Segment Rankings

CheckpointDistanceSeg. DistOverallMalesM60-64Seg. OverallSeg. MalesSeg. M60-64
5K3.11 mi3.11 mi18344113491134918563(Top 73%)11518(Top 79%)11518(Top 982%)
10K6.21 mi3.10 mi17990+35411219+13011219+13017673(Top 69%)11105(Top 76%)11105(Top 947%)
15K9.32 mi3.11 mi18172-18211292-7311292-7318563(Top 73%)11518(Top 79%)11518(Top 982%)
20K12.43 mi3.11 mi18466-29411431-13911431-13919125(Top 75%)11750(Top 81%)11750(Top 1002%)
Half13.11 mi0.68 mi18504-3811446-1511446-1519109(Top 75%)11676(Top 80%)11676(Top 995%)
25K15.53 mi2.42 mi19136-63211718-27211718-27220938(Top 82%)12465(Top 86%)12465(Top 1063%)
30K18.64 mi3.11 mi19929-79312032-31412032-31422208(Top 87%)12906(Top 89%)12906(Top 1100%)
20M20.00 mi1.36 mi20298-36912170-13812170-13823214(Top 91%)13300(Top 91%)13300(Top 1134%)
21M21.00 mi1.00 mi20639-34112297-12712297-12724188(Top 95%)13777(Top 95%)13777(Top 1175%)
35K21.75 mi0.75 mi20776-13712347-5012347-5023165(Top 91%)13219(Top 91%)13219(Top 1127%)
23M23.00 mi1.25 mi21062-28612458-11112458-11124013(Top 94%)13668(Top 94%)13668(Top 1165%)
24M24.00 mi1.00 mi21068-612436+2212436+2221772(Top 85%)12406(Top 85%)12406(Top 1058%)
40K24.85 mi0.85 mi21168-10012469-3312469-3322839(Top 89%)12943(Top 89%)12943(Top 1103%)
25.2M25.20 mi0.35 mi21279-11112503-3412503-3424610(Top 96%)13939(Top 96%)13939(Top 1188%)
Finish26.22 mi1.02 mi21482-20312586-8312586-8324542(Top 96%)13889(Top 95%)13889(Top 1184%)

Segment Performance Analysis

10K→15K

0.0 - 3.1 mi

Top 73%
×21story building
+97ft-345ft

Overall

18563

Males

11518

M60-64

11518

5K→10K

3.1 - 6.2 mi

Top 69%
×5story building
+79ft-138ft

Overall

17673

Males

11105

M60-64

11105

10K→15K

6.2 - 9.3 mi

Top 73%
×3story building
+67ft-78ft

Overall

18563

Males

11518

M60-64

11518

15K→20K

9.3 - 12.4 mi

Top 75%
×5story building
+106ft-86ft

Overall

19125

Males

11750

M60-64

11750

20K→Half

12.4 - 13.1 mi

Top 75%
×2story building
+19ft-37ft

Overall

19109

Males

11676

M60-64

11676

Half→25K

13.1 - 15.5 mi

Top 82%
×4story building
+66ft-88ft

Overall

20938

Males

12465

M60-64

12465

25K→30K

15.5 - 18.6 mi

Top 87%
×9story building
+181ft-148ft

Overall

22208

Males

12906

M60-64

12906

30K→20M

18.6 - 20.0 mi

Top 91%
×5story building
+64ft-50ft

Overall

23214

Males

13300

M60-64

13300

20M→21M

20.0 - 21.0 mi

Top 95%
×8story building
+106ft-24ft

Overall

24188

Males

13777

M60-64

13777

21M→35K

21.0 - 21.8 mi

Top 91%
×7story building
+17ft-86ft

Overall

23165

Males

13219

M60-64

13219

35K→23M

21.8 - 23.0 mi

Top 94%
×5story building
+23ft-63ft

Overall

24013

Males

13668

M60-64

13668

23M→24M

23.0 - 24.0 mi

Top 85%
×6story building
+12ft-82ft

Overall

21772

Males

12406

M60-64

12406

24M→40K

24.0 - 24.9 mi

Top 89%
×1story
+6ft-20ft

Overall

22839

Males

12943

M60-64

12943

40K→25.2M

24.9 - 25.2 mi

Top 96%
×1story
+13ft-16ft

Overall

24610

Males

13939

M60-64

13939

25.2M→Finish

25.2 - 26.2 mi

Top 96%
×2story building
+22ft-21ft

Overall

24542

Males

13889

M60-64

13889

Passing Analysis

Category:
Athletes Passed
1113
Passed By
4251
Net Change
-3138
SegmentAthletes PassedPassed ByNet ChangeStart RankEnd Rank
Start → 5K----#18344
5K → 10K475121+354#18344#17990
10K → 15K169351-182#17990#18172
15K → 20K153447-294#18172#18466
20K → Half2664-38#18466#18504
Half → 25K65697-632#18504#19136
25K → 30K49842-793#19136#19929
30K → 20M16385-369#19929#20298
20M → 21M12353-341#20298#20639
21M → 35K22159-137#20639#20776
35K → 23M17303-286#20776#21062
23M → 24M6571-6#21062#21068
24M → 40K19119-100#21068#21168
40K → 25.2M10121-111#21168#21279
25.2M → Finish15218-203#21279#21482
TOTALS11134251-3138
📊

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