Boston Marathon logo
BOSTON MARATHON 2024

Byung Soo Park

Bib: 29739 M KR

0:00
0:00
/ mi
Masters
Be the first to cheer!
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

Ribbon color based on
FasterSteadySlower· vs. your average pace
Start
0:00
Race begins
469 ft elev
5K· 3.11 mi
10:32/mi
32:44
↑ 97↓ 3451.5%
220 ft elev
10K· 6.21 mi
10:35/mi
1:05:36
↑ 79↓ 1380.4%
157 ft elev
15K· 9.32 mi
10:44/mi
1:38:58
↑ 67↓ 78
146 ft elev
20K· 12.43 mi
11:26/mi
2:14:28
↑ 106↓ 860.1%
165 ft elev
Half· 13.11 mi
12:42/mi
2:23:08
↑ 19↓ 370.5%
148 ft elev
25K· 15.53 mi
11:45/mi
2:51:37
↑ 66↓ 880.2%
127 ft elev
30K· 18.64 mi
12:52/mi
3:31:34
↑ 181↓ 1480.2%
138 ft elev
20M
12:54/mi
3:49:06
↑ 64↓ 500.2%
148 ft elev
21M
15:15/mi
4:04:21
↑ 106↓ 241.6%
227 ft elev
35K· 21.75 mi
10:55/mi
4:12:31
↑ 17↓ 861.7%
156 ft elev
23M
15:34/mi
4:32:00
↑ 23↓ 630.6%
116 ft elev
24M
12:16/mi
4:44:16
↓ 821.3%
34 ft elev
40K· 24.85 mi
12:32/mi
4:54:59
↓ 200.3%
20 ft elev
25.2M
14:21/mi
4:59:56
↑ 13↓ 160.2%
18 ft elev
Finish· 26.22 mi
13:01/mi
5:13:12
↑ 22↓ 21
17 ft elev
Course Elevation
7–469 ft
≈
×2stacked redwood trees
•▲ 890 ft climb · ▼ 1342 ft descent

The Course

Is this your race?

Claim it for a free AI report

A coach's-eye read of your race — emailed to you, free.

Half Splits

1st Half· via HalfFaster
Distance13.11 mi
Time2:23:08
Pace10:55 /mi
2nd Half
Distance13.11 mi
Time2:50:04
Pace12:58 /mi
📊Positive Split: 18.8% slower second half

Checkpoint Splits

CheckpointDistanceTime of DayTimeAvg PaceSegment TimeSegment PaceDiff
5K
3.11 mi11:56:1232:4410:3232:44
10:32
-
10K
6.21 mi12:29:041:05:3610:3332:52
10:35
+0:03
15K
9.32 mi13:02:261:38:5810:3733:22
10:44
+0:09
20K
12.43 mi13:37:562:14:2810:4935:30
11:26
+0:42
Half
13.11 mi13:46:362:23:0810:558:40
12:42
+1:16
25K
15.53 mi14:15:052:51:3711:0328:29
11:45
-0:57
30K
18.64 mi14:55:023:31:3411:2139:57
12:52
+1:07
20M
20.00 mi15:12:343:49:0611:2717:32
12:54
+0:02
21M
21.00 mi15:27:494:04:2111:3815:15
15:15
+2:21
35K
21.75 mi15:35:594:12:3111:378:10
10:55
-4:20
23M
23.00 mi15:55:284:32:0011:5019:29
15:34
+4:39
24M
24.00 mi16:07:444:44:1611:5112:16
12:16
-3:18
40K
24.85 mi16:18:274:54:5911:5210:43
12:32
+0:16
25.2M
25.20 mi16:23:244:59:5611:544:57
14:21
+1:49
Finish
26.22 mi16:36:405:13:1211:5713:16
13:01
-1:20

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

10:32 /mi

Average Pace

11:57 /mi

Slowest Pace

15:34 /mi

Loading chart...
Fastest
Middle
Slowest
Average

📊Segments

Segment Time Comparison

Time at Faster Pace

2:51:07

55% of race

Time at Steady Pace

1:42:24

33% of race

Time at Slower Pace

39:41

13% of race

Average Pace: 11:57 /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 mi11:56:1232:4410:3232:44
10:32
#24158
10K
6.21 mi12:29:041:05:3610:3332:52
10:35
#23888
15K
9.32 mi13:02:261:38:5810:3733:22
10:44
#23680
20K
12.43 mi13:37:562:14:2810:4935:30
11:26
#23631
Half
13.11 mi13:46:362:23:0810:558:40
12:42
#23794
25K
15.53 mi14:15:052:51:3711:0328:29
11:45
#23623
30K
18.64 mi14:55:023:31:3411:2139:57
12:52
#23554
20M
20.00 mi15:12:343:49:0611:2717:32
12:54
#23476
21M
21.00 mi15:27:494:04:2111:3815:15
15:15
#23496
35K
21.75 mi15:35:594:12:3111:378:10
10:55
#23368
23M
23.00 mi15:55:284:32:0011:5019:29
15:34
#23565
24M
24.00 mi16:07:444:44:1611:5112:16
12:16
#23517
40K
24.85 mi16:18:274:54:5911:5210:43
12:32
#23462
25.2M
25.20 mi16:23:244:59:5611:544:57
14:21
#23452
Finish
26.22 mi16:36:405:13:1211:5713:16
13:01
#23515
Faster pace
Steady pace
Slower pace

Checkpoint and Segment Rankings

CheckpointDistanceSeg. DistOverallMalesM60-64Seg. OverallSeg. MalesSeg. M60-64
5K3.11 mi3.11 mi24158140631406323350(Top 91%)13692(Top 94%)13692(Top 1167%)
10K6.21 mi3.10 mi23888+27013950+11313950+11323644(Top 93%)13838(Top 95%)13838(Top 1180%)
15K9.32 mi3.11 mi23680+20813854+9613854+9623350(Top 91%)13692(Top 94%)13692(Top 1167%)
20K12.43 mi3.11 mi23631+4913822+3213822+3223293(Top 91%)13637(Top 94%)13637(Top 1163%)
Half13.11 mi0.68 mi23794-16313901-7913901-7925033(Top 98%)14339(Top 98%)14339(Top 1222%)
25K15.53 mi2.42 mi23623+17113792+10913792+10922775(Top 89%)13304(Top 91%)13304(Top 1134%)
30K18.64 mi3.11 mi23554+6913729+6313729+6323116(Top 90%)13361(Top 92%)13361(Top 1139%)
20M20.00 mi1.36 mi23476+7813674+5513674+5522740(Top 89%)13064(Top 90%)13064(Top 1114%)
21M21.00 mi1.00 mi23496-2013671+313671+323842(Top 93%)13598(Top 93%)13598(Top 1159%)
35K21.75 mi0.75 mi23368+12813595+7613595+7619632(Top 77%)11457(Top 79%)11457(Top 977%)
23M23.00 mi1.25 mi23565-19713674-7913674-7924932(Top 98%)14174(Top 97%)14174(Top 1208%)
24M24.00 mi1.00 mi23517+4813638+3613638+3621960(Top 86%)12503(Top 86%)12503(Top 1066%)
40K24.85 mi0.85 mi23462+5513597+4113597+4121469(Top 84%)12221(Top 84%)12221(Top 1042%)
25.2M25.20 mi0.35 mi23452+1013584+1313584+1322156(Top 87%)12576(Top 86%)12576(Top 1072%)
Finish26.22 mi1.02 mi23515-6313614-3013614-3024365(Top 95%)13786(Top 95%)13786(Top 1175%)

Segment Performance Analysis

10K→15K

0.0 - 3.1 mi

Top 91%
×21story building
+97ft-345ft

Overall

23350

Males

13692

M60-64

13692

5K→10K

3.1 - 6.2 mi

Top 93%
×5story building
+79ft-138ft

Overall

23644

Males

13838

M60-64

13838

10K→15K

6.2 - 9.3 mi

Top 91%
×3story building
+67ft-78ft

Overall

23350

Males

13692

M60-64

13692

15K→20K

9.3 - 12.4 mi

Top 91%
×5story building
+106ft-86ft

Overall

23293

Males

13637

M60-64

13637

20K→Half

12.4 - 13.1 mi

Top 98%
×2story building
+19ft-37ft

Overall

25033

Males

14339

M60-64

14339

Half→25K

13.1 - 15.5 mi

Top 89%
×4story building
+66ft-88ft

Overall

22775

Males

13304

M60-64

13304

25K→30K

15.5 - 18.6 mi

Top 90%
×9story building
+181ft-148ft

Overall

23116

Males

13361

M60-64

13361

30K→20M

18.6 - 20.0 mi

Top 89%
×5story building
+64ft-50ft

Overall

22740

Males

13064

M60-64

13064

20M→21M

20.0 - 21.0 mi

Top 93%
×8story building
+106ft-24ft

Overall

23842

Males

13598

M60-64

13598

21M→35K

21.0 - 21.8 mi

Top 77%
×7story building
+17ft-86ft

Overall

19632

Males

11457

M60-64

11457

35K→23M

21.8 - 23.0 mi

Top 98%
×5story building
+23ft-63ft

Overall

24932

Males

14174

M60-64

14174

23M→24M

23.0 - 24.0 mi

Top 86%
×6story building
+12ft-82ft

Overall

21960

Males

12503

M60-64

12503

24M→40K

24.0 - 24.9 mi

Top 84%
×1story
+6ft-20ft

Overall

21469

Males

12221

M60-64

12221

40K→25.2M

24.9 - 25.2 mi

Top 87%
×1story
+13ft-16ft

Overall

22156

Males

12576

M60-64

12576

25.2M→Finish

25.2 - 26.2 mi

Top 95%
×2story building
+22ft-21ft

Overall

24365

Males

13786

M60-64

13786

Passing Analysis

Category:
Athletes Passed
1567
Passed By
924
Net Change
+643
SegmentAthletes PassedPassed ByNet ChangeStart RankEnd Rank
Start → 5K----#24158
5K → 10K33666+270#24158#23888
10K → 15K26658+208#23888#23680
15K → 20K151102+49#23680#23631
20K → Half11174-163#23631#23794
Half → 25K20029+171#23794#23623
25K → 30K14071+69#23623#23554
30K → 20M9416+78#23554#23476
20M → 21M5070-20#23476#23496
21M → 35K1313+128#23496#23368
35K → 23M18215-197#23368#23565
23M → 24M6416+48#23565#23517
24M → 40K6510+55#23517#23462
40K → 25.2M2111+10#23462#23452
25.2M → Finish2083-63#23452#23515
TOTALS1567924+643
📊

Passing Visuals

Category:
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

Public Race Data

Boston Athletic Association

Boston Athletic Association

Mika Timing

Mika Timing