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BOSTON MARATHON 2024

Insung Kim

Bib: 20988•F

MD

0:00
0:00
/ mi
Masters
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Overall
#0 / 25550
Top 49%
Gender (Female)
#0 / 10924
Top 36%
Masters (Masters Women)
#0 / 6263
Top 24%
Division (F45-49)
#0 / 1753
Top 29%
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
8:21/mi
25:55
↑ 97↓ 3451.5%
10K· 6.21 mi
8:15/mi
51:33
↑ 79↓ 1380.4%
15K· 9.32 mi
8:14/mi
1:17:07
↑ 67↓ 78
20K· 12.43 mi
8:20/mi
1:42:59
↑ 106↓ 860.1%
Half· 13.11 mi
8:10/mi
1:48:33
↑ 19↓ 370.5%
25K· 15.53 mi
8:26/mi
2:09:01
↑ 66↓ 880.2%
30K· 18.64 mi
8:42/mi
2:36:02
↑ 181↓ 1480.2%
20M
8:48/mi
2:47:59
↑ 64↓ 500.2%
21M
9:24/mi
2:57:23
↑ 106↓ 241.6%
35K· 21.75 mi
8:19/mi
3:03:36
↑ 17↓ 861.7%
23M
8:28/mi
3:14:12
↑ 23↓ 630.6%
24M
8:25/mi
3:22:37
↓ 821.3%
40K· 24.85 mi
8:37/mi
3:29:59
↓ 200.3%
25.2M
9:46/mi
3:33:21
↑ 13↓ 160.2%
Finish· 26.22 mi
8:18/mi
3:41:48
↑ 22↓ 21

The Course

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Half Splits

1st Half· via HalfFaster
Distance13.11 mi
Time1:48:33
Pace8:17 /mi
2nd Half
Distance13.11 mi
Time1:53:15
Pace8:38 /mi
📊Positive Split: 4.3% slower second half

Checkpoint Splits

CheckpointDistanceTime of DayTimeAvg PaceSegment TimeSegment PaceDiff
5K
3.11 mi11:23:1825:558:2125:55
8:21
-
10K
6.21 mi11:48:5651:338:1825:38
8:15
-0:06
15K
9.32 mi12:14:301:17:078:1625:34
8:14
-0:01
20K
12.43 mi12:40:221:42:598:1725:52
8:20
+0:06
Half
13.11 mi12:45:561:48:338:175:34
8:10
-0:10
25K
15.53 mi13:06:242:09:018:1820:28
8:26
+0:16
30K
18.64 mi13:33:252:36:028:2227:01
8:42
+0:16
20M
20.00 mi13:45:222:47:598:2411:57
8:48
+0:06
21M
21.00 mi13:54:462:57:238:279:24
9:24
+0:36
35K
21.75 mi14:00:593:03:368:276:13
8:19
-1:05
23M
23.00 mi14:11:353:14:128:2710:36
8:28
+0:09
24M
24.00 mi14:20:003:22:378:278:25
8:25
-0:03
40K
24.85 mi14:27:223:29:598:277:22
8:37
+0:12
25.2M
25.20 mi14:30:443:33:218:283:22
9:46
+1:09
Finish
26.22 mi14:39:113:41:488:288:27
8:18
-1:28

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

8:10 /mi

Average Pace

8:28 /mi

Slowest Pace

9:46 /mi

Loading chart...
Fastest
Middle
Slowest
Average

📊Segments

Segment Time Comparison

Time at Faster Pace

3:29:02

94% of race

Time at Steady Pace

9:24

4% of race

Time at Slower Pace

3:22

2% of race

Average Pace: 8:28 /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 mi11:23:1825:558:2125:55
8:21
#16885
10K
6.21 mi11:48:5651:338:1825:38
8:15
#16316
15K
9.32 mi12:14:301:17:078:1625:34
8:14
#15747
20K
12.43 mi12:40:221:42:598:1725:52
8:20
#15229
Half
13.11 mi12:45:561:48:338:175:34
8:10
#15149
25K
15.53 mi13:06:242:09:018:1820:28
8:26
#14668
30K
18.64 mi13:33:252:36:028:2227:01
8:42
#14033
20M
20.00 mi13:45:222:47:598:2411:57
8:48
#13766
21M
21.00 mi13:54:462:57:238:279:24
9:24
#13525
35K
21.75 mi14:00:593:03:368:276:13
8:19
#13333
23M
23.00 mi14:11:353:14:128:2710:36
8:28
#12970
24M
24.00 mi14:20:003:22:378:278:25
8:25
#12767
40K
24.85 mi14:27:223:29:598:277:22
8:37
#12567
25.2M
25.20 mi14:30:443:33:218:283:22
9:46
#12495
Finish
26.22 mi14:39:113:41:488:288:27
8:18
#12392
Faster pace
Steady pace
Slower pace

Checkpoint and Segment Rankings

CheckpointDistanceSeg. DistOverallFemalesF45-49Seg. OverallSeg. FemalesSeg. F45-49
5K3.11 mi3.11 mi168856090609014879(Top 58%)4890(Top 45%)4890(Top 279%)
10K6.21 mi3.10 mi16316+5695749+3415749+34115823(Top 62%)5421(Top 50%)5421(Top 309%)
15K9.32 mi3.11 mi15747+5695411+3385411+33814879(Top 58%)4890(Top 45%)4890(Top 279%)
20K12.43 mi3.11 mi15229+5185096+3155096+31513871(Top 54%)4343(Top 40%)4343(Top 248%)
Half13.11 mi0.68 mi15149+805047+495047+4913810(Top 54%)4357(Top 40%)4357(Top 249%)
25K15.53 mi2.42 mi14668+4814801+2464801+24612760(Top 50%)3914(Top 36%)3914(Top 223%)
30K18.64 mi3.11 mi14033+6354498+3034498+30311683(Top 46%)3564(Top 33%)3564(Top 203%)
20M20.00 mi1.36 mi13766+2674406+924406+9211072(Top 43%)3514(Top 32%)3514(Top 200%)
21M21.00 mi1.00 mi13525+2414334+724334+7210391(Top 41%)3430(Top 31%)3430(Top 196%)
35K21.75 mi0.75 mi13333+1924257+774257+779687(Top 38%)3067(Top 28%)3067(Top 175%)
23M23.00 mi1.25 mi12970+3634119+1384119+1388317(Top 33%)2548(Top 23%)2548(Top 145%)
24M24.00 mi1.00 mi12767+2034046+734046+738980(Top 35%)2943(Top 27%)2943(Top 168%)
40K24.85 mi0.85 mi12567+2003985+613985+618987(Top 35%)3084(Top 28%)3084(Top 176%)
25.2M25.20 mi0.35 mi12495+723961+243961+249968(Top 39%)3612(Top 33%)3612(Top 206%)
Finish26.22 mi1.02 mi12392+1033947+143947+1410315(Top 40%)3655(Top 33%)3655(Top 208%)

Segment Performance Analysis

10K→15K

0.0 - 3.1 mi

Top 58%
×21story building
+97ft-345ft

Overall

14879

Females

4890

F45-49

4890

5K→10K

3.1 - 6.2 mi

Top 62%
×5story building
+79ft-138ft

Overall

15823

Females

5421

F45-49

5421

10K→15K

6.2 - 9.3 mi

Top 58%
×3story building
+67ft-78ft

Overall

14879

Females

4890

F45-49

4890

15K→20K

9.3 - 12.4 mi

Top 54%
×5story building
+106ft-86ft

Overall

13871

Females

4343

F45-49

4343

20K→Half

12.4 - 13.1 mi

Top 54%
×2story building
+19ft-37ft

Overall

13810

Females

4357

F45-49

4357

Half→25K

13.1 - 15.5 mi

Top 50%
×4story building
+66ft-88ft

Overall

12760

Females

3914

F45-49

3914

25K→30K

15.5 - 18.6 mi

Top 46%
×9story building
+181ft-148ft

Overall

11683

Females

3564

F45-49

3564

30K→20M

18.6 - 20.0 mi

Top 43%
×5story building
+64ft-50ft

Overall

11072

Females

3514

F45-49

3514

20M→21M

20.0 - 21.0 mi

Top 41%
×8story building
+106ft-24ft

Overall

10391

Females

3430

F45-49

3430

21M→35K

21.0 - 21.8 mi

Top 38%
×7story building
+17ft-86ft

Overall

9687

Females

3067

F45-49

3067

35K→23M

21.8 - 23.0 mi

Top 33%
×5story building
+23ft-63ft

Overall

8317

Females

2548

F45-49

2548

23M→24M

23.0 - 24.0 mi

Top 35%
×6story building
+12ft-82ft

Overall

8980

Females

2943

F45-49

2943

24M→40K

24.0 - 24.9 mi

Top 35%
×1story
+6ft-20ft

Overall

8987

Females

3084

F45-49

3084

40K→25.2M

24.9 - 25.2 mi

Top 39%
×1story
+13ft-16ft

Overall

9968

Females

3612

F45-49

3612

25.2M→Finish

25.2 - 26.2 mi

Top 40%
×2story building
+22ft-21ft

Overall

10315

Females

3655

F45-49

3655

Passing Analysis

Category:
Athletes Passed
4825
Passed By
332
Net Change
+4493
SegmentAthletes PassedPassed ByNet ChangeStart RankEnd Rank
Start → 5K----#16885
5K → 10K65485+569#16885#16316
10K → 15K60132+569#16316#15747
15K → 20K54224+518#15747#15229
20K → Half888+80#15229#15149
Half → 25K50423+481#15149#14668
25K → 30K66530+635#14668#14033
30K → 20M29124+267#14033#13766
20M → 21M27130+241#13766#13525
21M → 35K1986+192#13525#13333
35K → 23M3685+363#13333#12970
23M → 24M2118+203#12970#12767
24M → 40K21717+200#12767#12567
40K → 25.2M8210+72#12567#12495
25.2M → Finish13330+103#12495#12392
TOTALS4825332+4493
📊

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