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BOSTON MARATHON 2025

Daewoo Jung

Bib: 20488•M

0:00
0:00
/ mi
Masters
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Overall
#0 / 28404
Gender (Male)
#0 / 16105
Masters (Masters Men)
#0 / 10463
Division (M60-64)
#0 / 1259
Race Day Weather
50°/40°F
broken clouds

⏱️ Race Timeline

Start
0:00:00
Race begins
5K· 3.11 mi
27:08
Rank: #21160
Start → 5K
27:08 | 8:44/mi
10K· 6.21 mi
55:26
Rank: #22056 (-896)
5K → 10K
28:18 | 9:07/mi
15K· 9.32 mi
1:24:33
Rank: #22587 (-531)
10K → 15K
29:07 | 9:22/mi
20K· 12.43 mi
1:55:18
Rank: #23069 (-482)
15K → 20K
30:45 | 9:54/mi
Half· 13.11 mi
2:01:56
Rank: #23126 (-57)
20K → Half
6:38 | 9:43/mi
25K· 15.53 mi
2:26:45
Rank: #23262 (-136)
Half → 25K
24:49 | 10:14/mi
30K· 18.64 mi
3:06:04
Rank: #24188 (-926)
25K → 30K
39:19 | 12:39/mi
20M
3:21:18
Rank: #24162 (+26)
30K → 20M
15:14 | 11:13/mi
21M
3:33:02
Rank: #24102 (+60)
20M → 21M
11:44 | 11:44/mi
35K· 21.75 mi
3:41:08
Rank: #24094 (+8)
21M → 35K
8:06 | 10:50/mi
23M
3:55:08
Rank: #24055 (+39)
35K → 23M
14:00 | 11:11/mi
24M
4:06:34
Rank: #24107 (-52)
23M → 24M
11:26 | 11:26/mi
40K· 24.85 mi
4:16:28
Rank: #24130 (-23)
24M → 40K
9:54 | 11:35/mi
25.2M
4:20:53
Rank: #24142 (-12)
40K → 25.2M
4:25 | 12:48/mi
Finish· 26.22 mi
4:31:41
Rank: #24164 (-22)
25.2M → Finish
10:48 | 10:36/mi

The Course

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Half Splits

1st Half· via HalfFaster
Distance13.11 mi
Time2:01:56
Pace9:18 /mi
2nd Half
Distance13.11 mi
Time2:29:45
Pace11:25 /mi
📊Positive Split: 22.8% slower second half

Checkpoint Splits

CheckpointDistanceTime of DayTimeAvg PaceSegment TimeSegment PaceDiff
5K
3.11 mi11:20:4327:088:4427:08
8:44
-
10K
6.21 mi11:49:0155:268:5528:18
9:07
+0:23
15K
9.32 mi12:18:081:24:339:0429:07
9:22
+0:15
20K
12.43 mi12:48:531:55:189:1730:45
9:54
+0:32
Half
13.11 mi12:55:312:01:569:186:38
9:43
-0:11
25K
15.53 mi13:20:202:26:459:2724:49
10:14
+0:31
30K
18.64 mi13:59:393:06:049:5939:19
12:39
+2:25
20M
20.00 mi14:14:533:21:1810:0415:14
11:13
-1:26
21M
21.00 mi14:26:373:33:0210:0911:44
11:44
+0:31
35K
21.75 mi14:34:433:41:0810:108:06
10:50
-0:54
23M
23.00 mi14:48:433:55:0810:1314:00
11:11
+0:21
24M
24.00 mi15:00:094:06:3410:1611:26
11:26
+0:15
40K
24.85 mi15:10:034:16:2810:199:54
11:35
+0:09
25.2M
25.20 mi15:14:284:20:5310:214:25
12:48
+1:13
Finish
26.22 mi15:25:164:31:4110:2210:48
10:36
-2:12

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

8:44 /mi

Average Pace

10:22 /mi

Slowest Pace

12:48 /mi

Loading chart...
Fastest
Middle
Slowest
Average

📊Segments

Segment Time Comparison

Time at Faster Pace

2:26:45

54% of race

Time at Steady Pace

48:08

18% of race

Time at Slower Pace

1:16:48

28% of race

Average Pace: 10:22 /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 mi11:20:4327:088:4427:08
8:44
#21160
10K
6.21 mi11:49:0155:268:5528:18
9:07
#22056
15K
9.32 mi12:18:081:24:339:0429:07
9:22
#22587
20K
12.43 mi12:48:531:55:189:1730:45
9:54
#23069
Half
13.11 mi12:55:312:01:569:186:38
9:43
#23126
25K
15.53 mi13:20:202:26:459:2724:49
10:14
#23262
30K
18.64 mi13:59:393:06:049:5939:19
12:39
#24188
20M
20.00 mi14:14:533:21:1810:0415:14
11:13
#24162
21M
21.00 mi14:26:373:33:0210:0911:44
11:44
#24102
35K
21.75 mi14:34:433:41:0810:108:06
10:50
#24094
23M
23.00 mi14:48:433:55:0810:1314:00
11:11
#24055
24M
24.00 mi15:00:094:06:3410:1611:26
11:26
#24107
40K
24.85 mi15:10:034:16:2810:199:54
11:35
#24130
25.2M
25.20 mi15:14:284:20:5310:214:25
12:48
#24142
Finish
26.22 mi15:25:164:31:4110:2210:48
10:36
#24164
Faster pace
Steady pace
Slower pace

Checkpoint and Segment Rankings

CheckpointDistanceSeg. DistOverallMalesM60-64Seg. OverallSeg. MalesSeg. M60-64
5K3.11 mi3.11 mi21160129351293523399(Top 82%)14022(Top 87%)14022(Top 1114%)
10K6.21 mi3.10 mi22056-89613351-41613351-41622858(Top 80%)13748(Top 85%)13748(Top 1092%)
15K9.32 mi3.11 mi22587-53113627-27613627-27623399(Top 82%)14022(Top 87%)14022(Top 1114%)
20K12.43 mi3.11 mi23069-48213844-21713844-21724005(Top 85%)14235(Top 88%)14235(Top 1131%)
Half13.11 mi0.68 mi23126-5713870-2613870-2624154(Top 85%)14303(Top 89%)14303(Top 1136%)
25K15.53 mi2.42 mi23262-13613926-5613926-5623790(Top 84%)14098(Top 88%)14098(Top 1120%)
30K18.64 mi3.11 mi24188-92614298-37214298-37226325(Top 93%)15120(Top 94%)15120(Top 1201%)
20M20.00 mi1.36 mi24162+2614257+4114257+4124014(Top 85%)13990(Top 87%)13990(Top 1111%)
21M21.00 mi1.00 mi24102+6014219+3814219+3823091(Top 81%)13497(Top 84%)13497(Top 1072%)
35K21.75 mi0.75 mi24094+814212+714212+723866(Top 84%)13827(Top 86%)13827(Top 1098%)
23M23.00 mi1.25 mi24055+3914170+4214170+4223634(Top 83%)13659(Top 85%)13659(Top 1085%)
24M24.00 mi1.00 mi24107-5214172-214172-224776(Top 87%)14187(Top 88%)14187(Top 1127%)
40K24.85 mi0.85 mi24130-2314171+114171+124267(Top 85%)13906(Top 86%)13906(Top 1105%)
25.2M25.20 mi0.35 mi24142-1214172-114172-124748(Top 87%)14140(Top 88%)14140(Top 1123%)
Finish26.22 mi1.02 mi24164-2214179-714179-724498(Top 86%)14029(Top 87%)14029(Top 1114%)

Segment Performance Analysis

10K→15K

0.0 - 3.1 mi

Top 82%
×21stories
+97ft-345ft

Overall

23399

Males

14022

M60-64

14022

5K→10K

3.1 - 6.2 mi

Top 80%
×5stories
+79ft-138ft

Overall

22858

Males

13748

M60-64

13748

10K→15K

6.2 - 9.3 mi

Top 82%
×3stories
+67ft-78ft

Overall

23399

Males

14022

M60-64

14022

15K→20K

9.3 - 12.4 mi

Top 85%
×5stories
+106ft-86ft

Overall

24005

Males

14235

M60-64

14235

20K→Half

12.4 - 13.1 mi

Top 85%
×2stories
+19ft-37ft

Overall

24154

Males

14303

M60-64

14303

Half→25K

13.1 - 15.5 mi

Top 84%
×4stories
+66ft-88ft

Overall

23790

Males

14098

M60-64

14098

25K→30K

15.5 - 18.6 mi

Top 93%
×9stories
+181ft-148ft

Overall

26325

Males

15120

M60-64

15120

30K→20M

18.6 - 20.0 mi

Top 85%
×5stories
+64ft-50ft

Overall

24014

Males

13990

M60-64

13990

20M→21M

20.0 - 21.0 mi

Top 81%
×8stories
+106ft-24ft

Overall

23091

Males

13497

M60-64

13497

21M→35K

21.0 - 21.8 mi

Top 84%
×7stories
+17ft-86ft

Overall

23866

Males

13827

M60-64

13827

35K→23M

21.8 - 23.0 mi

Top 83%
×5stories
+23ft-63ft

Overall

23634

Males

13659

M60-64

13659

23M→24M

23.0 - 24.0 mi

Top 87%
×6stories
+12ft-82ft

Overall

24776

Males

14187

M60-64

14187

24M→40K

24.0 - 24.9 mi

Top 85%
×1story
+6ft-20ft

Overall

24267

Males

13906

M60-64

13906

40K→25.2M

24.9 - 25.2 mi

Top 87%
×1story
+13ft-16ft

Overall

24748

Males

14140

M60-64

14140

25.2M→Finish

25.2 - 26.2 mi

Top 86%
×2stories
+22ft-21ft

Overall

24498

Males

14029

M60-64

14029

Passing Analysis

Category:
Athletes Passed
716
Passed By
3720
Net Change
-3004
SegmentAthletes PassedPassed ByNet ChangeStart RankEnd Rank
Start → 5K----#21160
5K → 10K56952-896#21160#22056
10K → 15K67598-531#22056#22587
15K → 20K67549-482#22587#23069
20K → Half1673-57#23069#23126
Half → 25K82218-136#23126#23262
25K → 30K18944-926#23262#24188
30K → 20M8963+26#24188#24162
20M → 21M9535+60#24162#24102
21M → 35K3224+8#24102#24094
35K → 23M8849+39#24094#24055
23M → 24M3284-52#24055#24107
24M → 40K3356-23#24107#24130
40K → 25.2M1325-12#24130#24142
25.2M → Finish2850-22#24142#24164
TOTALS7163720-3004
📊

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