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BOSTON MARATHON 2025

Myeongsuk Go

Bib: 24624•F

0:00
0:00
/ mi
Masters
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Overall
#0 / 28404
Gender (Female)
#0 / 12228
Masters (Masters Women)
#0 / 6759
Division (F60-64)
#0 / 624
Race Day Weather
50°/40°F
broken clouds

⏱️ Race Timeline

Start
0:00:00
Race begins
5K· 3.11 mi
29:35
Rank: #24301
Start → 5K
29:35 | 9:31/mi
10K· 6.21 mi
59:38
Rank: #24444 (-143)
5K → 10K
30:03 | 9:40/mi
15K· 9.32 mi
1:31:24
Rank: #24837 (-393)
10K → 15K
31:46 | 10:13/mi
20K· 12.43 mi
2:08:29
Rank: #25674 (-837)
15K → 20K
37:05 | 11:56/mi
Half· 13.11 mi
2:15:31
Rank: #25666 (+8)
20K → Half
7:02 | 10:19/mi
25K· 15.53 mi
2:43:24
Rank: #25713 (-47)
Half → 25K
27:53 | 11:30/mi
30K· 18.64 mi
3:23:44
Rank: #25946 (-233)
25K → 30K
40:20 | 12:59/mi
20M
3:39:40
Rank: #25885 (+61)
30K → 20M
15:56 | 11:43/mi
21M
3:53:27
Rank: #25916 (-31)
20M → 21M
13:47 | 13:47/mi
35K· 21.75 mi
4:01:44
Rank: #25868 (+48)
21M → 35K
8:17 | 11:04/mi
23M
4:16:04
Rank: #25798 (+70)
35K → 23M
14:20 | 11:27/mi
24M
4:27:21
Rank: #25761 (+37)
23M → 24M
11:17 | 11:17/mi
40K· 24.85 mi
4:37:46
Rank: #25749 (+12)
24M → 40K
10:25 | 12:11/mi
25.2M
4:42:07
Rank: #25743 (+6)
40K → 25.2M
4:21 | 12:37/mi
Finish· 26.22 mi
4:53:10
Rank: #25736 (+7)
25.2M → Finish
11:03 | 10:51/mi

The Course

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Half Splits

1st Half· via HalfFaster
Distance13.11 mi
Time2:15:31
Pace10:20 /mi
2nd Half
Distance13.11 mi
Time2:37:39
Pace12:02 /mi
📊Positive Split: 16.3% slower second half

Checkpoint Splits

CheckpointDistanceTime of DayTimeAvg PaceSegment TimeSegment PaceDiff
5K
3.11 mi11:29:4629:359:3129:35
9:31
-
10K
6.21 mi11:59:4959:389:3630:03
9:40
+0:09
15K
9.32 mi12:31:351:31:249:4831:46
10:13
+0:33
20K
12.43 mi13:08:402:08:2910:2037:05
11:56
+1:43
Half
13.11 mi13:15:422:15:3110:207:02
10:19
-1:37
25K
15.53 mi13:43:352:43:2410:3127:53
11:30
+1:11
30K
18.64 mi14:23:553:23:4410:5640:20
12:59
+1:29
20M
20.00 mi14:39:513:39:4010:5915:56
11:43
-1:16
21M
21.00 mi14:53:383:53:2711:0713:47
13:47
+2:04
35K
21.75 mi15:01:554:01:4411:078:17
11:04
-2:43
23M
23.00 mi15:16:154:16:0411:0814:20
11:27
+0:23
24M
24.00 mi15:27:324:27:2111:0811:17
11:17
-0:10
40K
24.85 mi15:37:574:37:4611:1110:25
12:11
+0:54
25.2M
25.20 mi15:42:184:42:0711:124:21
12:37
+0:26
Finish
26.22 mi15:53:214:53:1011:1111:03
10:51
-1:46

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

9:31 /mi

Average Pace

11:11 /mi

Slowest Pace

13:47 /mi

Loading chart...
Fastest
Middle
Slowest
Average

📊Segments

Segment Time Comparison

Time at Faster Pace

1:49:29

37% of race

Time at Steady Pace

1:54:48

39% of race

Time at Slower Pace

1:08:53

23% of race

Average Pace: 11:11 /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 mi11:29:4629:359:3129:35
9:31
#24301
10K
6.21 mi11:59:4959:389:3630:03
9:40
#24444
15K
9.32 mi12:31:351:31:249:4831:46
10:13
#24837
20K
12.43 mi13:08:402:08:2910:2037:05
11:56
#25674
Half
13.11 mi13:15:422:15:3110:207:02
10:19
#25666
25K
15.53 mi13:43:352:43:2410:3127:53
11:30
#25713
30K
18.64 mi14:23:553:23:4410:5640:20
12:59
#25946
20M
20.00 mi14:39:513:39:4010:5915:56
11:43
#25885
21M
21.00 mi14:53:383:53:2711:0713:47
13:47
#25916
35K
21.75 mi15:01:554:01:4411:078:17
11:04
#25868
23M
23.00 mi15:16:154:16:0411:0814:20
11:27
#25798
24M
24.00 mi15:27:324:27:2111:0811:17
11:17
#25761
40K
24.85 mi15:37:574:37:4611:1110:25
12:11
#25749
25.2M
25.20 mi15:42:184:42:0711:124:21
12:37
#25743
Finish
26.22 mi15:53:214:53:1011:1111:03
10:51
#25736
Faster pace
Steady pace
Slower pace

Checkpoint and Segment Rankings

CheckpointDistanceSeg. DistOverallFemalesF60-64Seg. OverallSeg. FemalesSeg. F60-64
5K3.11 mi3.11 mi243019851985125459(Top 90%)10485(Top 86%)10485(Top 1680%)
10K6.21 mi3.10 mi24444-1439921-709921-7024533(Top 86%)9983(Top 82%)9983(Top 1600%)
15K9.32 mi3.11 mi24837-39310133-21210133-21225459(Top 90%)10485(Top 86%)10485(Top 1680%)
20K12.43 mi3.11 mi25674-83710602-46910602-46927056(Top 95%)11425(Top 93%)11425(Top 1831%)
Half13.11 mi0.68 mi25666+810601+110601+125449(Top 90%)10521(Top 86%)10521(Top 1686%)
25K15.53 mi2.42 mi25713-4710641-4010641-4025856(Top 91%)10778(Top 88%)10778(Top 1727%)
30K18.64 mi3.11 mi25946-23310798-15710798-15726656(Top 94%)11307(Top 92%)11307(Top 1812%)
20M20.00 mi1.36 mi25885+6110773+2510773+2524873(Top 88%)10409(Top 85%)10409(Top 1668%)
21M21.00 mi1.00 mi25916-3110800-2710800-2725970(Top 91%)11030(Top 90%)11030(Top 1768%)
35K21.75 mi0.75 mi25868+4810781+1910781+1924340(Top 86%)10250(Top 84%)10250(Top 1643%)
23M23.00 mi1.25 mi25798+7010761+2010761+2024148(Top 85%)10176(Top 83%)10176(Top 1631%)
24M24.00 mi1.00 mi25761+3710757+410757+424517(Top 86%)10396(Top 85%)10396(Top 1666%)
40K24.85 mi0.85 mi25749+1210764-710764-725194(Top 89%)10765(Top 88%)10765(Top 1725%)
25.2M25.20 mi0.35 mi25743+610765-110765-124371(Top 86%)10366(Top 85%)10366(Top 1661%)
Finish26.22 mi1.02 mi25736+710764+110764+125028(Top 88%)10671(Top 87%)10671(Top 1710%)

Segment Performance Analysis

10K→15K

0.0 - 3.1 mi

Top 90%
×21stories
+97ft-345ft

Overall

25459

Females

10485

F60-64

10485

5K→10K

3.1 - 6.2 mi

Top 86%
×5stories
+79ft-138ft

Overall

24533

Females

9983

F60-64

9983

10K→15K

6.2 - 9.3 mi

Top 90%
×3stories
+67ft-78ft

Overall

25459

Females

10485

F60-64

10485

15K→20K

9.3 - 12.4 mi

Top 95%
×5stories
+106ft-86ft

Overall

27056

Females

11425

F60-64

11425

20K→Half

12.4 - 13.1 mi

Top 90%
×2stories
+19ft-37ft

Overall

25449

Females

10521

F60-64

10521

Half→25K

13.1 - 15.5 mi

Top 91%
×4stories
+66ft-88ft

Overall

25856

Females

10778

F60-64

10778

25K→30K

15.5 - 18.6 mi

Top 94%
×9stories
+181ft-148ft

Overall

26656

Females

11307

F60-64

11307

30K→20M

18.6 - 20.0 mi

Top 88%
×5stories
+64ft-50ft

Overall

24873

Females

10409

F60-64

10409

20M→21M

20.0 - 21.0 mi

Top 91%
×8stories
+106ft-24ft

Overall

25970

Females

11030

F60-64

11030

21M→35K

21.0 - 21.8 mi

Top 86%
×7stories
+17ft-86ft

Overall

24340

Females

10250

F60-64

10250

35K→23M

21.8 - 23.0 mi

Top 85%
×5stories
+23ft-63ft

Overall

24148

Females

10176

F60-64

10176

23M→24M

23.0 - 24.0 mi

Top 86%
×6stories
+12ft-82ft

Overall

24517

Females

10396

F60-64

10396

24M→40K

24.0 - 24.9 mi

Top 89%
×1story
+6ft-20ft

Overall

25194

Females

10765

F60-64

10765

40K→25.2M

24.9 - 25.2 mi

Top 86%
×1story
+13ft-16ft

Overall

24371

Females

10366

F60-64

10366

25.2M→Finish

25.2 - 26.2 mi

Top 88%
×2stories
+22ft-21ft

Overall

25028

Females

10671

F60-64

10671

Passing Analysis

Category:
Athletes Passed
747
Passed By
2182
Net Change
-1435
SegmentAthletes PassedPassed ByNet ChangeStart RankEnd Rank
Start → 5K----#24301
5K → 10K160303-143#24301#24444
10K → 15K40433-393#24444#24837
15K → 20K11848-837#24837#25674
20K → Half2012+8#25674#25666
Half → 25K86133-47#25666#25713
25K → 30K46279-233#25713#25946
30K → 20M8423+61#25946#25885
20M → 21M3263-31#25885#25916
21M → 35K568+48#25916#25868
35K → 23M799+70#25868#25798
23M → 24M5417+37#25798#25761
24M → 40K3624+12#25761#25749
40K → 25.2M148+6#25749#25743
25.2M → Finish2922+7#25743#25736
TOTALS7472182-1435
📊

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