Boston Marathon logo
BOSTON MARATHON 2024

Jong Eun Park

Bib: 29943•M

0:00
0:00
/ mi
Be the first to cheer!
Overall
#0 / 25550
Gender (Male)
#0 / 14578
Division (M18-39)
#0 / 4849
Race Day Weather
55°/45°F
scattered clouds

⏱️ Race Timeline

Start
0:00:00
Race begins
5K· 3.11 mi
30:32
Rank: #22587
Start → 5K
30:32 | 9:50/mi
10K· 6.21 mi
1:00:59
Rank: #22361 (+226)
5K → 10K
30:27 | 9:48/mi
15K· 9.32 mi
1:31:52
Rank: #22151 (+210)
10K → 15K
30:53 | 9:56/mi
20K· 12.43 mi
2:04:36
Rank: #22021 (+130)
15K → 20K
32:44 | 10:32/mi
Half· 13.11 mi
2:11:24
Rank: #21984 (+37)
20K → Half
6:48 | 9:58/mi
25K· 15.53 mi
2:39:12
Rank: #22089 (-105)
Half → 25K
27:48 | 11:28/mi
30K· 18.64 mi
3:19:04
Rank: #22351 (-262)
25K → 30K
39:52 | 12:50/mi
20M
3:39:39
Rank: #22694 (-343)
30K → 20M
20:35 | 15:09/mi
21M
3:55:53
Rank: #22890 (-196)
20M → 21M
16:14 | 16:14/mi
35K· 21.75 mi
4:04:56
Rank: #22861 (+29)
21M → 35K
9:03 | 12:06/mi
23M
4:21:33
Rank: #22894 (-33)
35K → 23M
16:37 | 13:16/mi
24M
4:33:26
Rank: #22843 (+51)
23M → 24M
11:53 | 11:53/mi
40K· 24.85 mi
4:43:18
Rank: #22754 (+89)
24M → 40K
9:52 | 11:32/mi
25.2M
4:47:59
Rank: #22730 (+24)
40K → 25.2M
4:41 | 13:35/mi
Finish· 26.22 mi
4:58:45
Rank: #22678 (+52)
25.2M → Finish
10:46 | 10:34/mi

The Course

Is this your race?

Claim it — unlock a deeper AI report on this race, free

A personalized Race Performance Report that goes beyond this page — emailed to you, built from your real splits.

Half Splits

1st Half· via HalfFaster
Distance13.11 mi
Time2:11:24
Pace10:01 /mi
2nd Half
Distance13.11 mi
Time2:47:21
Pace12:46 /mi
📊Positive Split: 27.4% slower second half

Checkpoint Splits

CheckpointDistanceTime of DayTimeAvg PaceSegment TimeSegment PaceDiff
5K
3.11 mi11:53:1030:329:5030:32
9:50
-
10K
6.21 mi12:23:371:00:599:4930:27
9:48
-0:02
15K
9.32 mi12:54:301:31:529:5130:53
9:56
+0:08
20K
12.43 mi13:27:142:04:3610:0232:44
10:32
+0:36
Half
13.11 mi13:34:022:11:2410:016:48
9:58
-0:34
25K
15.53 mi14:01:502:39:1210:1527:48
11:28
+1:30
30K
18.64 mi14:41:423:19:0410:4139:52
12:50
+1:22
20M
20.00 mi15:02:173:39:3910:5920:35
15:09
+2:19
21M
21.00 mi15:18:313:55:5311:1416:14
16:14
+1:05
35K
21.75 mi15:27:344:04:5611:169:03
12:06
-4:08
23M
23.00 mi15:44:114:21:3311:2216:37
13:16
+1:10
24M
24.00 mi15:56:044:33:2611:2411:53
11:53
-1:23
40K
24.85 mi16:05:564:43:1811:249:52
11:32
-0:21
25.2M
25.20 mi16:10:374:47:5911:264:41
13:35
+2:03
Finish
26.22 mi16:21:234:58:4511:2410:46
10:34
-3:01

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

9:48 /mi

Average Pace

11:24 /mi

Slowest Pace

16:14 /mi

Loading chart...
Fastest
Middle
Slowest
Average

📊Segments

Segment Time Comparison

Time at Faster Pace

2:22:10

48% of race

Time at Steady Pace

58:36

20% of race

Time at Slower Pace

1:37:59

33% of race

Average Pace: 11:24 /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 mi11:53:1030:329:5030:32
9:50
#22587
10K
6.21 mi12:23:371:00:599:4930:27
9:48
#22361
15K
9.32 mi12:54:301:31:529:5130:53
9:56
#22151
20K
12.43 mi13:27:142:04:3610:0232:44
10:32
#22021
Half
13.11 mi13:34:022:11:2410:016:48
9:58
#21984
25K
15.53 mi14:01:502:39:1210:1527:48
11:28
#22089
30K
18.64 mi14:41:423:19:0410:4139:52
12:50
#22351
20M
20.00 mi15:02:173:39:3910:5920:35
15:09
#22694
21M
21.00 mi15:18:313:55:5311:1416:14
16:14
#22890
35K
21.75 mi15:27:344:04:5611:169:03
12:06
#22861
23M
23.00 mi15:44:114:21:3311:2216:37
13:16
#22894
24M
24.00 mi15:56:044:33:2611:2411:53
11:53
#22843
40K
24.85 mi16:05:564:43:1811:249:52
11:32
#22754
25.2M
25.20 mi16:10:374:47:5911:264:41
13:35
#22730
Finish
26.22 mi16:21:234:58:4511:2410:46
10:34
#22678
Faster pace
Steady pace
Slower pace

Checkpoint and Segment Rankings

CheckpointDistanceSeg. DistOverallMalesM18-39Seg. OverallSeg. MalesSeg. M18-39
5K3.11 mi3.11 mi22587133451334521787(Top 85%)12991(Top 89%)12991(Top 268%)
10K6.21 mi3.10 mi22361+22613224+12113224+12122097(Top 86%)13082(Top 90%)13082(Top 270%)
15K9.32 mi3.11 mi22151+21013131+9313131+9321787(Top 85%)12991(Top 89%)12991(Top 268%)
20K12.43 mi3.11 mi22021+13013060+7113060+7121745(Top 85%)12939(Top 89%)12939(Top 267%)
Half13.11 mi0.68 mi21984+3713037+2313037+2321384(Top 84%)12729(Top 87%)12729(Top 263%)
25K15.53 mi2.42 mi22089-10513068-3113068-3122355(Top 87%)13122(Top 90%)13122(Top 271%)
30K18.64 mi3.11 mi22351-26213159-9113159-9123089(Top 90%)13344(Top 92%)13344(Top 275%)
20M20.00 mi1.36 mi22694-34313298-13913298-13924836(Top 97%)14154(Top 97%)14154(Top 292%)
21M21.00 mi1.00 mi22890-19613359-6113359-6124649(Top 96%)14043(Top 96%)14043(Top 290%)
35K21.75 mi0.75 mi22861+2913338+2113338+2121966(Top 86%)12590(Top 86%)12590(Top 260%)
23M23.00 mi1.25 mi22894-3313342-413342-422937(Top 90%)13082(Top 90%)13082(Top 270%)
24M24.00 mi1.00 mi22843+5113306+3613306+3621221(Top 83%)12131(Top 83%)12131(Top 250%)
40K24.85 mi0.85 mi22754+8913256+5013256+5019422(Top 76%)11166(Top 77%)11166(Top 230%)
25.2M25.20 mi0.35 mi22730+2413242+1413242+1420875(Top 82%)11902(Top 82%)11902(Top 245%)
Finish26.22 mi1.02 mi22678+5213208+3413208+3420201(Top 79%)11583(Top 79%)11583(Top 239%)

Segment Performance Analysis

10K→15K

0.0 - 3.1 mi

Top 85%
×21stories
+97ft-345ft

Overall

21787

Males

12991

M18-39

12991

5K→10K

3.1 - 6.2 mi

Top 86%
×5stories
+79ft-138ft

Overall

22097

Males

13082

M18-39

13082

10K→15K

6.2 - 9.3 mi

Top 85%
×3stories
+67ft-78ft

Overall

21787

Males

12991

M18-39

12991

15K→20K

9.3 - 12.4 mi

Top 85%
×5stories
+106ft-86ft

Overall

21745

Males

12939

M18-39

12939

20K→Half

12.4 - 13.1 mi

Top 84%
×2stories
+19ft-37ft

Overall

21384

Males

12729

M18-39

12729

Half→25K

13.1 - 15.5 mi

Top 87%
×4stories
+66ft-88ft

Overall

22355

Males

13122

M18-39

13122

25K→30K

15.5 - 18.6 mi

Top 90%
×9stories
+181ft-148ft

Overall

23089

Males

13344

M18-39

13344

30K→20M

18.6 - 20.0 mi

Top 97%
×5stories
+64ft-50ft

Overall

24836

Males

14154

M18-39

14154

20M→21M

20.0 - 21.0 mi

Top 96%
×8stories
+106ft-24ft

Overall

24649

Males

14043

M18-39

14043

21M→35K

21.0 - 21.8 mi

Top 86%
×7stories
+17ft-86ft

Overall

21966

Males

12590

M18-39

12590

35K→23M

21.8 - 23.0 mi

Top 90%
×5stories
+23ft-63ft

Overall

22937

Males

13082

M18-39

13082

23M→24M

23.0 - 24.0 mi

Top 83%
×6stories
+12ft-82ft

Overall

21221

Males

12131

M18-39

12131

24M→40K

24.0 - 24.9 mi

Top 76%
×1story
+6ft-20ft

Overall

19422

Males

11166

M18-39

11166

40K→25.2M

24.9 - 25.2 mi

Top 82%
×1story
+13ft-16ft

Overall

20875

Males

11902

M18-39

11902

25.2M→Finish

25.2 - 26.2 mi

Top 79%
×2stories
+22ft-21ft

Overall

20201

Males

11583

M18-39

11583

Passing Analysis

Category:
Athletes Passed
1489
Passed By
1580
Net Change
-91
SegmentAthletes PassedPassed ByNet ChangeStart RankEnd Rank
Start → 5K----#22587
5K → 10K335109+226#22587#22361
10K → 15K29080+210#22361#22151
15K → 20K235105+130#22151#22021
20K → Half5013+37#22021#21984
Half → 25K101206-105#21984#22089
25K → 30K87349-262#22089#22351
30K → 20M14357-343#22351#22694
20M → 21M20216-196#22694#22890
21M → 35K4516+29#22890#22861
35K → 23M3770-33#22861#22894
23M → 24M6716+51#22894#22843
24M → 40K10011+89#22843#22754
40K → 25.2M4117+24#22754#22730
25.2M → Finish6715+52#22730#22678
TOTALS14891580-91
📊

Passing Visuals

Category:
Loading...

🔥Passing Intensity

Loading...

🔄Passing Circle

Loading...

🌊Position Flow

Loading...

🏃Race Lanes

Loading...

Upload your GPX file

Supports Garmin, Apple Watch, Polar, Suunto, COROS, Strava, and other apps

.gpx files up to 10MB

Export Track Data

Download your race performance as a GPX or TCX file to import into Strava, Garmin Connect, or other fitness apps.

Questions or issues regarding timing data?

If you notice any discrepancies in your timing data or have questions about your results, our support team can help.

Contact Race Support
Share Feedback

Public Race Data

Boston Athletic Association

Boston Athletic Association

Mika Timing

Mika Timing