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BOSTON MARATHON 2024

Sunduk Kim

Bib: 17267•F

CA

0:00
0:00
/ mi
Masters
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Overall
#0 / 25550
Top 30%
Gender (Female)
#0 / 10924
Top 14%
Masters (Masters Women)
#0 / 6263
Top 6%
Division (F45-49)
#0 / 1753
Top 6%
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
7:16/mi
22:35
↑ 97↓ 3451.5%
10K· 6.21 mi
7:23/mi
45:30
↑ 79↓ 1380.4%
15K· 9.32 mi
7:30/mi
1:08:48
↑ 67↓ 78
20K· 12.43 mi
7:44/mi
1:32:49
↑ 106↓ 860.1%
Half· 13.11 mi
7:27/mi
1:37:54
↑ 19↓ 370.5%
25K· 15.53 mi
7:44/mi
1:56:38
↑ 66↓ 880.2%
30K· 18.64 mi
8:03/mi
2:21:40
↑ 181↓ 1480.2%
20M
8:09/mi
2:32:44
↑ 64↓ 500.2%
21M
9:11/mi
2:41:55
↑ 106↓ 241.6%
35K· 21.75 mi
7:32/mi
2:47:33
↑ 17↓ 861.7%
23M
7:50/mi
2:57:22
↑ 23↓ 630.6%
24M
7:34/mi
3:04:56
↓ 821.3%
40K· 24.85 mi
7:45/mi
3:11:34
↓ 200.3%
25.2M
9:20/mi
3:14:47
↑ 13↓ 160.2%
Finish· 26.22 mi
7:54/mi
3:22:50
↑ 22↓ 21

The Course

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Half Splits

1st Half· via HalfFaster
Distance13.11 mi
Time1:37:54
Pace7:28 /mi
2nd Half
Distance13.11 mi
Time1:44:56
Pace8:00 /mi
📊Positive Split: 7.2% slower second half

Checkpoint Splits

CheckpointDistanceTime of DayTimeAvg PaceSegment TimeSegment PaceDiff
5K
3.11 mi11:13:3222:357:1622:35
7:16
-
10K
6.21 mi11:36:2745:307:1922:55
7:23
+0:07
15K
9.32 mi11:59:451:08:487:2323:18
7:30
+0:07
20K
12.43 mi12:23:461:32:497:2824:01
7:44
+0:14
Half
13.11 mi12:28:511:37:547:285:05
7:27
-0:17
25K
15.53 mi12:47:351:56:387:3018:44
7:44
+0:17
30K
18.64 mi13:12:372:21:407:3625:02
8:03
+0:19
20M
20.00 mi13:23:412:32:447:3811:04
8:09
+0:06
21M
21.00 mi13:32:522:41:557:439:11
9:11
+1:02
35K
21.75 mi13:38:302:47:337:425:38
7:32
-1:39
23M
23.00 mi13:48:192:57:227:439:49
7:50
+0:18
24M
24.00 mi13:55:533:04:567:427:34
7:34
-0:16
40K
24.85 mi14:02:313:11:347:426:38
7:45
+0:11
25.2M
25.20 mi14:05:443:14:477:443:13
9:20
+1:35
Finish
26.22 mi14:13:473:22:507:458:03
7:54
-1:26

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

7:16 /mi

Average Pace

7:45 /mi

Slowest Pace

9:20 /mi

Loading chart...
Fastest
Middle
Slowest
Average

📊Segments

Segment Time Comparison

Time at Faster Pace

45:30

22% of race

Time at Steady Pace

1:48:50

54% of race

Time at Slower Pace

48:30

24% of race

Average Pace: 7:44 /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 mi11:13:3222:357:1622:35
7:16
#8951
10K
6.21 mi11:36:2745:307:1922:55
7:23
#9079
15K
9.32 mi11:59:451:08:487:2323:18
7:30
#9207
20K
12.43 mi12:23:461:32:497:2824:01
7:44
#9379
Half
13.11 mi12:28:511:37:547:285:05
7:27
#9341
25K
15.53 mi12:47:351:56:387:3018:44
7:44
#9138
30K
18.64 mi13:12:372:21:407:3625:02
8:03
#8870
20M
20.00 mi13:23:412:32:447:3811:04
8:09
#8668
21M
21.00 mi13:32:522:41:557:439:11
9:11
#8646
35K
21.75 mi13:38:302:47:337:425:38
7:32
#8451
23M
23.00 mi13:48:192:57:227:439:49
7:50
#8126
24M
24.00 mi13:55:533:04:567:427:34
7:34
#7878
40K
24.85 mi14:02:313:11:347:426:38
7:45
#7667
25.2M
25.20 mi14:05:443:14:477:443:13
9:20
#7640
Finish
26.22 mi14:13:473:22:507:458:03
7:54
#7607
Faster pace
Steady pace
Slower pace

Checkpoint and Segment Rankings

CheckpointDistanceSeg. DistOverallFemalesF45-49Seg. OverallSeg. FemalesSeg. F45-49
5K3.11 mi3.11 mi8951156015609687(Top 38%)2017(Top 18%)2017(Top 115%)
10K6.21 mi3.10 mi9079-1281652-921652-929256(Top 36%)1769(Top 16%)1769(Top 101%)
15K9.32 mi3.11 mi9207-1281715-631715-639687(Top 38%)2017(Top 18%)2017(Top 115%)
20K12.43 mi3.11 mi9379-1721834-1191834-1199956(Top 39%)2301(Top 21%)2301(Top 131%)
Half13.11 mi0.68 mi9341+381820+141820+148790(Top 34%)1711(Top 16%)1711(Top 98%)
25K15.53 mi2.42 mi9138+2031771+491771+498477(Top 33%)1761(Top 16%)1761(Top 100%)
30K18.64 mi3.11 mi8870+2681755+161755+168208(Top 32%)1853(Top 17%)1853(Top 106%)
20M20.00 mi1.36 mi8668+2021722+331722+337553(Top 30%)1785(Top 16%)1785(Top 102%)
21M21.00 mi1.00 mi8646+221766-441766-449434(Top 37%)2910(Top 27%)2910(Top 166%)
35K21.75 mi0.75 mi8451+1951717+491717+495235(Top 20%)995(Top 9%)995(Top 57%)
23M23.00 mi1.25 mi8126+3251633+841633+845015(Top 20%)1020(Top 9%)1020(Top 58%)
24M24.00 mi1.00 mi7878+2481562+711562+714427(Top 17%)854(Top 8%)854(Top 49%)
40K24.85 mi0.85 mi7667+2111523+391523+394602(Top 18%)1030(Top 9%)1030(Top 59%)
25.2M25.20 mi0.35 mi7640+271532-91532-98037(Top 31%)2660(Top 24%)2660(Top 152%)
Finish26.22 mi1.02 mi7607+331567-351567-357934(Top 31%)2534(Top 23%)2534(Top 145%)

Segment Performance Analysis

10K→15K

0.0 - 3.1 mi

Top 38%
×21story building
+97ft-345ft

Overall

9687

Females

2017

F45-49

2017

5K→10K

3.1 - 6.2 mi

Top 36%
×5story building
+79ft-138ft

Overall

9256

Females

1769

F45-49

1769

10K→15K

6.2 - 9.3 mi

Top 38%
×3story building
+67ft-78ft

Overall

9687

Females

2017

F45-49

2017

15K→20K

9.3 - 12.4 mi

Top 39%
×5story building
+106ft-86ft

Overall

9956

Females

2301

F45-49

2301

20K→Half

12.4 - 13.1 mi

Top 34%
×2story building
+19ft-37ft

Overall

8790

Females

1711

F45-49

1711

Half→25K

13.1 - 15.5 mi

Top 33%
×4story building
+66ft-88ft

Overall

8477

Females

1761

F45-49

1761

25K→30K

15.5 - 18.6 mi

Top 32%
×9story building
+181ft-148ft

Overall

8208

Females

1853

F45-49

1853

30K→20M

18.6 - 20.0 mi

Top 30%
×5story building
+64ft-50ft

Overall

7553

Females

1785

F45-49

1785

20M→21M

20.0 - 21.0 mi

Top 37%
×8story building
+106ft-24ft

Overall

9434

Females

2910

F45-49

2910

21M→35K

21.0 - 21.8 mi

Top 20%
×7story building
+17ft-86ft

Overall

5235

Females

995

F45-49

995

35K→23M

21.8 - 23.0 mi

Top 20%
×5story building
+23ft-63ft

Overall

5015

Females

1020

F45-49

1020

23M→24M

23.0 - 24.0 mi

Top 17%
×6story building
+12ft-82ft

Overall

4427

Females

854

F45-49

854

24M→40K

24.0 - 24.9 mi

Top 18%
×1story
+6ft-20ft

Overall

4602

Females

1030

F45-49

1030

40K→25.2M

24.9 - 25.2 mi

Top 31%
×1story
+13ft-16ft

Overall

8037

Females

2660

F45-49

2660

25.2M→Finish

25.2 - 26.2 mi

Top 31%
×2story building
+22ft-21ft

Overall

7934

Females

2534

F45-49

2534

Passing Analysis

Category:
Athletes Passed
2765
Passed By
1421
Net Change
+1344
SegmentAthletes PassedPassed ByNet ChangeStart RankEnd Rank
Start → 5K----#8951
5K → 10K185313-128#8951#9079
10K → 15K140268-128#9079#9207
15K → 20K164336-172#9207#9379
20K → Half5214+38#9379#9341
Half → 25K29188+203#9341#9138
25K → 30K414146+268#9138#8870
30K → 20M24038+202#8870#8668
20M → 21M127105+22#8668#8646
21M → 35K1994+195#8646#8451
35K → 23M3305+325#8451#8126
23M → 24M2535+248#8126#7878
24M → 40K2176+211#7878#7667
40K → 25.2M5528+27#7667#7640
25.2M → Finish9865+33#7640#7607
TOTALS27651421+1344
📊

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