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BOSTON MARATHON 2025

Wing-Kin Wai

Bib: 21642•M

IN

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

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
9:11/mi
28:31
↑ 97↓ 3451.5%
10K· 6.21 mi
8:37/mi
55:16
↑ 79↓ 1380.4%
15K· 9.32 mi
8:33/mi
1:21:50
↑ 67↓ 78
20K· 12.43 mi
9:20/mi
1:50:50
↑ 106↓ 860.1%
Half· 13.11 mi
8:55/mi
1:56:55
↑ 19↓ 370.5%
25K· 15.53 mi
9:16/mi
2:19:23
↑ 66↓ 880.2%
30K· 18.64 mi
10:20/mi
2:51:28
↑ 181↓ 1480.2%
20M
9:59/mi
3:05:02
↑ 64↓ 500.2%
21M
10:48/mi
3:15:50
↑ 106↓ 241.6%
35K· 21.75 mi
10:20/mi
3:23:34
↑ 17↓ 861.7%
23M
9:54/mi
3:35:58
↑ 23↓ 630.6%
24M
9:20/mi
3:45:18
↓ 821.3%
40K· 24.85 mi
10:20/mi
3:54:08
↓ 200.3%
25.2M
11:07/mi
3:57:58
↑ 13↓ 160.2%
Finish· 26.22 mi
9:41/mi
4:07:50
↑ 22↓ 21

The Course

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Half Splits

1st Half· via HalfFaster
Distance13.11 mi
Time1:56:55
Pace8:55 /mi
2nd Half
Distance13.11 mi
Time2:10:55
Pace9:59 /mi
📊Positive Split: 12.0% slower second half

Checkpoint Splits

CheckpointDistanceTime of DayTimeAvg PaceSegment TimeSegment PaceDiff
5K
3.11 mi11:23:4228:319:1128:31
9:11
-
10K
6.21 mi11:50:2755:168:5426:45
8:37
-0:34
15K
9.32 mi12:17:011:21:508:4726:34
8:33
-0:04
20K
12.43 mi12:46:011:50:508:5529:00
9:20
+0:47
Half
13.11 mi12:52:061:56:558:556:05
8:55
-0:25
25K
15.53 mi13:14:342:19:238:5822:28
9:16
+0:21
30K
18.64 mi13:46:392:51:289:1232:05
10:20
+1:04
20M
20.00 mi14:00:133:05:029:1513:34
9:59
-0:21
21M
21.00 mi14:11:013:15:509:2010:48
10:48
+0:49
35K
21.75 mi14:18:453:23:349:227:44
10:20
-0:28
23M
23.00 mi14:31:093:35:589:2312:24
9:54
-0:26
24M
24.00 mi14:40:293:45:189:239:20
9:20
-0:34
40K
24.85 mi14:49:193:54:089:258:50
10:20
+1:00
25.2M
25.20 mi14:53:093:57:589:273:50
11:07
+0:47
Finish
26.22 mi15:03:014:07:509:289:52
9:41
-1:26

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

8:33 /mi

Average Pace

9:28 /mi

Slowest Pace

11:07 /mi

Loading chart...
Fastest
Middle
Slowest
Average

📊Segments

Segment Time Comparison

Time at Faster Pace

1:50:23

45% of race

Time at Steady Pace

1:14:10

30% of race

Time at Slower Pace

1:03:17

26% of race

Average Pace: 9:27 /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 mi11:23:4228:319:1128:31
9:11
#23137
10K
6.21 mi11:50:2755:168:5426:45
8:37
#21924
15K
9.32 mi12:17:011:21:508:4726:34
8:33
#21147
20K
12.43 mi12:46:011:50:508:5529:00
9:20
#21547
Half
13.11 mi12:52:061:56:558:556:05
8:55
#21530
25K
15.53 mi13:14:342:19:238:5822:28
9:16
#21440
30K
18.64 mi13:46:392:51:289:1232:05
10:20
#21745
20M
20.00 mi14:00:133:05:029:1513:34
9:59
#21687
21M
21.00 mi14:11:013:15:509:2010:48
10:48
#21632
35K
21.75 mi14:18:453:23:349:227:44
10:20
#21677
23M
23.00 mi14:31:093:35:589:2312:24
9:54
#21579
24M
24.00 mi14:40:293:45:189:239:20
9:20
#21467
40K
24.85 mi14:49:193:54:089:258:50
10:20
#21457
25.2M
25.20 mi14:53:093:57:589:273:50
11:07
#21438
Finish
26.22 mi15:03:014:07:509:289:52
9:41
#21447
Faster pace
Steady pace
Slower pace

Checkpoint and Segment Rankings

CheckpointDistanceSeg. DistOverallMalesM60-64Seg. OverallSeg. MalesSeg. M60-64
5K3.11 mi3.11 mi23137138301383019630(Top 69%)12341(Top 77%)12341(Top 980%)
10K6.21 mi3.10 mi21924+121313300+53013300+53020401(Top 72%)12656(Top 79%)12656(Top 1005%)
15K9.32 mi3.11 mi21147+77712970+33012970+33019630(Top 69%)12341(Top 77%)12341(Top 980%)
20K12.43 mi3.11 mi21547-40013147-17713147-17722370(Top 79%)13523(Top 84%)13523(Top 1074%)
Half13.11 mi0.68 mi21530+1713136+1113136+1121455(Top 76%)13111(Top 81%)13111(Top 1041%)
25K15.53 mi2.42 mi21440+9013090+4613090+4621035(Top 74%)12863(Top 80%)12863(Top 1022%)
30K18.64 mi3.11 mi21745-30513205-11513205-11522525(Top 79%)13404(Top 83%)13404(Top 1065%)
20M20.00 mi1.36 mi21687+5813166+3913166+3920879(Top 74%)12533(Top 78%)12533(Top 995%)
21M21.00 mi1.00 mi21632+5513110+5613110+5620834(Top 73%)12416(Top 77%)12416(Top 986%)
35K21.75 mi0.75 mi21677-4513123-1313123-1322780(Top 80%)13291(Top 83%)13291(Top 1056%)
23M23.00 mi1.25 mi21579+9813042+8113042+8120164(Top 71%)11984(Top 74%)11984(Top 952%)
24M24.00 mi1.00 mi21467+11212977+6512977+6518963(Top 67%)11399(Top 71%)11399(Top 905%)
40K24.85 mi0.85 mi21457+1012953+2412953+2421463(Top 76%)12503(Top 78%)12503(Top 993%)
25.2M25.20 mi0.35 mi21438+1912934+1912934+1920972(Top 74%)12280(Top 76%)12280(Top 975%)
Finish26.22 mi1.02 mi21447-912919+1512919+1521846(Top 77%)12710(Top 79%)12710(Top 1010%)

Segment Performance Analysis

10K→15K

0.0 - 3.1 mi

Top 69%
×21story building
+97ft-345ft

Overall

19630

Males

12341

M60-64

12341

5K→10K

3.1 - 6.2 mi

Top 72%
×5story building
+79ft-138ft

Overall

20401

Males

12656

M60-64

12656

10K→15K

6.2 - 9.3 mi

Top 69%
×3story building
+67ft-78ft

Overall

19630

Males

12341

M60-64

12341

15K→20K

9.3 - 12.4 mi

Top 79%
×5story building
+106ft-86ft

Overall

22370

Males

13523

M60-64

13523

20K→Half

12.4 - 13.1 mi

Top 76%
×2story building
+19ft-37ft

Overall

21455

Males

13111

M60-64

13111

Half→25K

13.1 - 15.5 mi

Top 74%
×4story building
+66ft-88ft

Overall

21035

Males

12863

M60-64

12863

25K→30K

15.5 - 18.6 mi

Top 79%
×9story building
+181ft-148ft

Overall

22525

Males

13404

M60-64

13404

30K→20M

18.6 - 20.0 mi

Top 74%
×5story building
+64ft-50ft

Overall

20879

Males

12533

M60-64

12533

20M→21M

20.0 - 21.0 mi

Top 73%
×8story building
+106ft-24ft

Overall

20834

Males

12416

M60-64

12416

21M→35K

21.0 - 21.8 mi

Top 80%
×7story building
+17ft-86ft

Overall

22780

Males

13291

M60-64

13291

35K→23M

21.8 - 23.0 mi

Top 71%
×5story building
+23ft-63ft

Overall

20164

Males

11984

M60-64

11984

23M→24M

23.0 - 24.0 mi

Top 67%
×6story building
+12ft-82ft

Overall

18963

Males

11399

M60-64

11399

24M→40K

24.0 - 24.9 mi

Top 76%
×1story
+6ft-20ft

Overall

21463

Males

12503

M60-64

12503

40K→25.2M

24.9 - 25.2 mi

Top 74%
×1story
+13ft-16ft

Overall

20972

Males

12280

M60-64

12280

25.2M→Finish

25.2 - 26.2 mi

Top 77%
×2story building
+22ft-21ft

Overall

21846

Males

12710

M60-64

12710

Passing Analysis

Category:
Athletes Passed
3109
Passed By
1419
Net Change
+1690
SegmentAthletes PassedPassed ByNet ChangeStart RankEnd Rank
Start → 5K----#23137
5K → 10K122310+1213#23137#21924
10K → 15K79316+777#21924#21147
15K → 20K96496-400#21147#21547
20K → Half4124+17#21547#21530
Half → 25K18999+90#21530#21440
25K → 30K109414-305#21440#21745
30K → 20M12365+58#21745#21687
20M → 21M11358+55#21687#21632
21M → 35K2873-45#21632#21677
35K → 23M13739+98#21677#21579
23M → 24M1197+112#21579#21467
24M → 40K5545+10#21467#21457
40K → 25.2M3213+19#21457#21438
25.2M → Finish5160-9#21438#21447
TOTALS31091419+1690
📊

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