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BOSTON MARATHON 2024

Chang Kim

Bib: 16544•M

IL

0:00
0:00
/ mi
Masters
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Overall
#0 / 25550
Top 46%
Gender (Male)
#0 / 14578
Masters (Masters Men)
#0 / 9729
Top 48%
Division (M60-64)
#0 / 1173
Top 20%
Race Day Weather
55°/45°F
scattered clouds

⏱️ Race Timeline

Start
0:00:00
Race begins
5K· 3.11 mi
23:22
Rank: #10937
Start → 5K
23:22 | 7:31/mi
10K· 6.21 mi
47:44
Rank: #11917 (-980)
5K → 10K
24:22 | 7:51/mi
15K· 9.32 mi
1:12:06
Rank: #12018 (-101)
10K → 15K
24:22 | 7:51/mi
20K· 12.43 mi
1:41:03
Rank: #14269 (-2251)
15K → 20K
28:57 | 9:19/mi
Half· 13.11 mi
1:46:24
Rank: #14114 (+155)
20K → Half
5:21 | 7:50/mi
25K· 15.53 mi
2:06:15
Rank: #13606 (+508)
Half → 25K
19:51 | 8:11/mi
30K· 18.64 mi
2:32:57
Rank: #12987 (+619)
25K → 30K
26:42 | 8:36/mi
20M
2:44:33
Rank: #12678 (+309)
30K → 20M
11:36 | 8:32/mi
21M
2:53:43
Rank: #12439 (+239)
20M → 21M
9:10 | 9:10/mi
35K· 21.75 mi
2:59:44
Rank: #12244 (+195)
21M → 35K
6:01 | 8:03/mi
23M
3:10:41
Rank: #12046 (+198)
35K → 23M
10:57 | 8:45/mi
24M
3:19:13
Rank: #11909 (+137)
23M → 24M
8:32 | 8:32/mi
40K· 24.85 mi
3:26:53
Rank: #11826 (+83)
24M → 40K
7:40 | 8:58/mi
25.2M
3:30:28
Rank: #11828 (-2)
40K → 25.2M
3:35 | 10:23/mi
Finish· 26.22 mi
3:39:25
Rank: #11853 (-25)
25.2M → Finish
8:57 | 8:47/mi

The Course

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Half Splits

1st Half· via HalfFaster
Distance13.11 mi
Time1:46:24
Pace8:07 /mi
2nd Half
Distance13.11 mi
Time1:53:01
Pace8:37 /mi
📊Positive Split: 6.2% slower second half

Checkpoint Splits

CheckpointDistanceTime of DayTimeAvg PaceSegment TimeSegment PaceDiff
5K
3.11 mi11:13:2823:227:3123:22
7:31
-
10K
6.21 mi11:37:5047:447:4124:22
7:51
+0:20
15K
9.32 mi12:02:121:12:067:4424:22
7:51
0:00
20K
12.43 mi12:31:091:41:038:0828:57
9:19
+1:28
Half
13.11 mi12:36:301:46:248:075:21
7:50
-1:29
25K
15.53 mi12:56:212:06:158:0819:51
8:11
+0:21
30K
18.64 mi13:23:032:32:578:1226:42
8:36
+0:25
20M
20.00 mi13:34:392:44:338:1411:36
8:32
-0:04
21M
21.00 mi13:43:492:53:438:169:10
9:10
+0:38
35K
21.75 mi13:49:502:59:448:166:01
8:03
-1:07
23M
23.00 mi14:00:473:10:418:1710:57
8:45
+0:42
24M
24.00 mi14:09:193:19:138:188:32
8:32
-0:13
40K
24.85 mi14:16:593:26:538:197:40
8:58
+0:26
25.2M
25.20 mi14:20:343:30:288:213:35
10:23
+1:25
Finish
26.22 mi14:29:313:39:258:228:57
8:47
-1:36

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

7:31 /mi

Average Pace

8:22 /mi

Slowest Pace

10:23 /mi

Loading chart...
Fastest
Middle
Slowest
Average

📊Segments

Segment Time Comparison

Time at Faster Pace

1:23:28

38% of race

Time at Steady Pace

1:26:35

39% of race

Time at Slower Pace

49:22

22% of race

Average Pace: 8:22 /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 mi11:13:2823:227:3123:22
7:31
#10937
10K
6.21 mi11:37:5047:447:4124:22
7:51
#11917
15K
9.32 mi12:02:121:12:067:4424:22
7:51
#12018
20K
12.43 mi12:31:091:41:038:0828:57
9:19
#14269
Half
13.11 mi12:36:301:46:248:075:21
7:50
#14114
25K
15.53 mi12:56:212:06:158:0819:51
8:11
#13606
30K
18.64 mi13:23:032:32:578:1226:42
8:36
#12987
20M
20.00 mi13:34:392:44:338:1411:36
8:32
#12678
21M
21.00 mi13:43:492:53:438:169:10
9:10
#12439
35K
21.75 mi13:49:502:59:448:166:01
8:03
#12244
23M
23.00 mi14:00:473:10:418:1710:57
8:45
#12046
24M
24.00 mi14:09:193:19:138:188:32
8:32
#11909
40K
24.85 mi14:16:593:26:538:197:40
8:58
#11826
25.2M
25.20 mi14:20:343:30:288:213:35
10:23
#11828
Finish
26.22 mi14:29:313:39:258:228:57
8:47
#11853
Faster pace
Steady pace
Slower pace

Checkpoint and Segment Rankings

CheckpointDistanceSeg. DistOverallMalesM60-64Seg. OverallSeg. MalesSeg. M60-64
5K3.11 mi3.11 mi109378384838412273(Top 48%)8847(Top 61%)8847(Top 754%)
10K6.21 mi3.10 mi11917-9808766-3828766-38212994(Top 51%)9194(Top 63%)9194(Top 784%)
15K9.32 mi3.11 mi12018-1018777-118777-1112273(Top 48%)8847(Top 61%)8847(Top 754%)
20K12.43 mi3.11 mi14269-22519713-9369713-93618598(Top 73%)11508(Top 79%)11508(Top 981%)
Half13.11 mi0.68 mi14114+1559645+689645+6811602(Top 45%)8446(Top 58%)8446(Top 720%)
25K15.53 mi2.42 mi13606+5089418+2279418+22711271(Top 44%)8138(Top 56%)8138(Top 694%)
30K18.64 mi3.11 mi12987+6199053+3659053+36511142(Top 44%)7863(Top 54%)7863(Top 670%)
20M20.00 mi1.36 mi12678+3098864+1898864+1899622(Top 38%)6847(Top 47%)6847(Top 584%)
21M21.00 mi1.00 mi12439+2398703+1618703+1619346(Top 37%)6457(Top 44%)6457(Top 550%)
35K21.75 mi0.75 mi12244+1958571+1328571+1328057(Top 32%)5797(Top 40%)5797(Top 494%)
23M23.00 mi1.25 mi12046+1988424+1478424+1479805(Top 38%)6490(Top 45%)6490(Top 553%)
24M24.00 mi1.00 mi11909+1378316+1088316+1089650(Top 38%)6375(Top 44%)6375(Top 543%)
40K24.85 mi0.85 mi11826+838223+938223+9310704(Top 42%)6755(Top 46%)6755(Top 576%)
25.2M25.20 mi0.35 mi11828-28210+138210+1312400(Top 49%)7569(Top 52%)7569(Top 645%)
Finish26.22 mi1.02 mi11853-258178+328178+3213042(Top 51%)8021(Top 55%)8021(Top 684%)

Segment Performance Analysis

10K→15K

0.0 - 3.1 mi

Top 48%
×21stories
+97ft-345ft

Overall

12273

Males

8847

M60-64

8847

5K→10K

3.1 - 6.2 mi

Top 51%
×5stories
+79ft-138ft

Overall

12994

Males

9194

M60-64

9194

10K→15K

6.2 - 9.3 mi

Top 48%
×3stories
+67ft-78ft

Overall

12273

Males

8847

M60-64

8847

15K→20K

9.3 - 12.4 mi

Top 73%
×5stories
+106ft-86ft

Overall

18598

Males

11508

M60-64

11508

20K→Half

12.4 - 13.1 mi

Top 45%
×2stories
+19ft-37ft

Overall

11602

Males

8446

M60-64

8446

Half→25K

13.1 - 15.5 mi

Top 44%
×4stories
+66ft-88ft

Overall

11271

Males

8138

M60-64

8138

25K→30K

15.5 - 18.6 mi

Top 44%
×9stories
+181ft-148ft

Overall

11142

Males

7863

M60-64

7863

30K→20M

18.6 - 20.0 mi

Top 38%
×5stories
+64ft-50ft

Overall

9622

Males

6847

M60-64

6847

20M→21M

20.0 - 21.0 mi

Top 37%
×8stories
+106ft-24ft

Overall

9346

Males

6457

M60-64

6457

21M→35K

21.0 - 21.8 mi

Top 32%
×7stories
+17ft-86ft

Overall

8057

Males

5797

M60-64

5797

35K→23M

21.8 - 23.0 mi

Top 38%
×5stories
+23ft-63ft

Overall

9805

Males

6490

M60-64

6490

23M→24M

23.0 - 24.0 mi

Top 38%
×6stories
+12ft-82ft

Overall

9650

Males

6375

M60-64

6375

24M→40K

24.0 - 24.9 mi

Top 42%
×1story
+6ft-20ft

Overall

10704

Males

6755

M60-64

6755

40K→25.2M

24.9 - 25.2 mi

Top 49%
×1story
+13ft-16ft

Overall

12400

Males

7569

M60-64

7569

25.2M→Finish

25.2 - 26.2 mi

Top 51%
×2stories
+22ft-21ft

Overall

13042

Males

8021

M60-64

8021

Passing Analysis

Category:
Athletes Passed
3052
Passed By
3968
Net Change
-916
SegmentAthletes PassedPassed ByNet ChangeStart RankEnd Rank
Start → 5K----#10937
5K → 10K641044-980#10937#11917
10K → 15K198299-101#11917#12018
15K → 20K162267-2251#12018#14269
20K → Half1572+155#14269#14114
Half → 25K52315+508#14114#13606
25K → 30K65839+619#13606#12987
30K → 20M32213+309#12987#12678
20M → 21M26425+239#12678#12439
21M → 35K1994+195#12439#12244
35K → 23M23638+198#12244#12046
23M → 24M15922+137#12046#11909
24M → 40K13956+83#11909#11826
40K → 25.2M3840-2#11826#11828
25.2M → Finish79104-25#11828#11853
TOTALS30523968-916
📊

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