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BOSTON MARATHON 2025

Chui Pin Chyu

Bib: 22962•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
26:57
Rank: #20892
Start → 5K
26:57 | 8:40/mi
10K· 6.21 mi
55:25
Rank: #22044 (-1152)
5K → 10K
28:28 | 9:10/mi
15K· 9.32 mi
1:22:57
Rank: #21815 (+229)
10K → 15K
27:32 | 8:52/mi
20K· 12.43 mi
1:55:11
Rank: #23047 (-1232)
15K → 20K
32:14 | 10:22/mi
Half· 13.11 mi
2:02:17
Rank: #23204 (-157)
20K → Half
7:06 | 10:24/mi
25K· 15.53 mi
2:28:41
Rank: #23612 (-408)
Half → 25K
26:24 | 10:53/mi
30K· 18.64 mi
3:05:17
Rank: #24071 (-459)
25K → 30K
36:36 | 11:47/mi
20M
3:21:47
Rank: #24227 (-156)
30K → 20M
16:30 | 12:09/mi
21M
3:39:06
Rank: #24741 (-514)
20M → 21M
17:19 | 17:19/mi
35K· 21.75 mi
3:49:34
Rank: #24924 (-183)
21M → 35K
10:28 | 13:59/mi
23M
4:05:28
Rank: #25026 (-102)
35K → 23M
15:54 | 12:42/mi
24M
4:16:10
Rank: #24965 (+61)
23M → 24M
10:42 | 10:42/mi
40K· 24.85 mi
4:25:21
Rank: #24890 (+75)
24M → 40K
9:11 | 10:44/mi
25.2M
4:29:23
Rank: #24869 (+21)
40K → 25.2M
4:02 | 11:42/mi
Finish· 26.22 mi
4:40:04
Rank: #24855 (+14)
25.2M → Finish
10:41 | 10:29/mi

The Course

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Half Splits

1st Half· via HalfFaster
Distance13.11 mi
Time2:02:17
Pace9:20 /mi
2nd Half
Distance13.11 mi
Time2:37:47
Pace12:02 /mi
📊Positive Split: 29.0% slower second half

Checkpoint Splits

CheckpointDistanceTime of DayTimeAvg PaceSegment TimeSegment PaceDiff
5K
3.11 mi11:26:5326:578:4026:57
8:40
-
10K
6.21 mi11:55:2155:258:5528:28
9:10
+0:30
15K
9.32 mi12:22:531:22:578:5427:32
8:52
-0:18
20K
12.43 mi12:55:071:55:119:1632:14
10:22
+1:30
Half
13.11 mi13:02:132:02:179:207:06
10:24
+0:02
25K
15.53 mi13:28:372:28:419:3426:24
10:53
+0:29
30K
18.64 mi14:05:133:05:179:5636:36
11:47
+0:54
20M
20.00 mi14:21:433:21:4710:0516:30
12:09
+0:22
21M
21.00 mi14:39:023:39:0610:2617:19
17:19
+5:10
35K
21.75 mi14:49:303:49:3410:3310:28
13:59
-3:20
23M
23.00 mi15:05:244:05:2810:4015:54
12:42
-1:17
24M
24.00 mi15:16:064:16:1010:4010:42
10:42
-2:00
40K
24.85 mi15:25:174:25:2110:419:11
10:44
+0:02
25.2M
25.20 mi15:29:194:29:2310:414:02
11:42
+0:58
Finish
26.22 mi15:40:004:40:0410:4110:41
10:29
-1:13

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

8:40 /mi

Average Pace

10:41 /mi

Slowest Pace

17:19 /mi

Loading chart...
Fastest
Middle
Slowest
Average

📊Segments

Segment Time Comparison

Time at Faster Pace

1:22:57

30% of race

Time at Steady Pace

2:16:56

49% of race

Time at Slower Pace

1:00:11

21% of race

Average Pace: 10:41 /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 mi11:26:5326:578:4026:57
8:40
#20892
10K
6.21 mi11:55:2155:258:5528:28
9:10
#22044
15K
9.32 mi12:22:531:22:578:5427:32
8:52
#21815
20K
12.43 mi12:55:071:55:119:1632:14
10:22
#23047
Half
13.11 mi13:02:132:02:179:207:06
10:24
#23204
25K
15.53 mi13:28:372:28:419:3426:24
10:53
#23612
30K
18.64 mi14:05:133:05:179:5636:36
11:47
#24071
20M
20.00 mi14:21:433:21:4710:0516:30
12:09
#24227
21M
21.00 mi14:39:023:39:0610:2617:19
17:19
#24741
35K
21.75 mi14:49:303:49:3410:3310:28
13:59
#24924
23M
23.00 mi15:05:244:05:2810:4015:54
12:42
#25026
24M
24.00 mi15:16:064:16:1010:4010:42
10:42
#24965
40K
24.85 mi15:25:174:25:2110:419:11
10:44
#24890
25.2M
25.20 mi15:29:194:29:2310:414:02
11:42
#24869
Finish
26.22 mi15:40:004:40:0410:4110:41
10:29
#24855
Faster pace
Steady pace
Slower pace

Checkpoint and Segment Rankings

CheckpointDistanceSeg. DistOverallMalesM60-64Seg. OverallSeg. MalesSeg. M60-64
5K3.11 mi3.11 mi20892128161281621349(Top 75%)13104(Top 81%)13104(Top 1041%)
10K6.21 mi3.10 mi22044-115213347-53113347-53123051(Top 81%)13829(Top 86%)13829(Top 1098%)
15K9.32 mi3.11 mi21815+22913252+9513252+9521349(Top 75%)13104(Top 81%)13104(Top 1041%)
20K12.43 mi3.11 mi23047-123213831-57913831-57924971(Top 88%)14666(Top 91%)14666(Top 1165%)
Half13.11 mi0.68 mi23204-15713911-8013911-8025633(Top 90%)14944(Top 93%)14944(Top 1187%)
25K15.53 mi2.42 mi23612-40814065-15414065-15425038(Top 88%)14660(Top 91%)14660(Top 1164%)
30K18.64 mi3.11 mi24071-45914241-17614241-17625278(Top 89%)14666(Top 91%)14666(Top 1165%)
20M20.00 mi1.36 mi24227-15614290-4914290-4925456(Top 90%)14662(Top 91%)14662(Top 1165%)
21M21.00 mi1.00 mi24741-51414517-22714517-22728197(Top 99%)15981(Top 99%)15981(Top 1269%)
35K21.75 mi0.75 mi24924-18314590-7314590-7327679(Top 97%)15663(Top 97%)15663(Top 1244%)
23M23.00 mi1.25 mi25026-10214620-3014620-3026043(Top 92%)14862(Top 92%)14862(Top 1180%)
24M24.00 mi1.00 mi24965+6114579+4114579+4123319(Top 82%)13471(Top 84%)13471(Top 1070%)
40K24.85 mi0.85 mi24890+7514529+5014529+5022550(Top 79%)13020(Top 81%)13020(Top 1034%)
25.2M25.20 mi0.35 mi24869+2114518+1114518+1122549(Top 79%)13064(Top 81%)13064(Top 1038%)
Finish26.22 mi1.02 mi24855+1414500+1814500+1824244(Top 85%)13898(Top 86%)13898(Top 1104%)

Segment Performance Analysis

10K→15K

0.0 - 3.1 mi

Top 75%
×21stories
+97ft-345ft

Overall

21349

Males

13104

M60-64

13104

5K→10K

3.1 - 6.2 mi

Top 81%
×5stories
+79ft-138ft

Overall

23051

Males

13829

M60-64

13829

10K→15K

6.2 - 9.3 mi

Top 75%
×3stories
+67ft-78ft

Overall

21349

Males

13104

M60-64

13104

15K→20K

9.3 - 12.4 mi

Top 88%
×5stories
+106ft-86ft

Overall

24971

Males

14666

M60-64

14666

20K→Half

12.4 - 13.1 mi

Top 90%
×2stories
+19ft-37ft

Overall

25633

Males

14944

M60-64

14944

Half→25K

13.1 - 15.5 mi

Top 88%
×4stories
+66ft-88ft

Overall

25038

Males

14660

M60-64

14660

25K→30K

15.5 - 18.6 mi

Top 89%
×9stories
+181ft-148ft

Overall

25278

Males

14666

M60-64

14666

30K→20M

18.6 - 20.0 mi

Top 90%
×5stories
+64ft-50ft

Overall

25456

Males

14662

M60-64

14662

20M→21M

20.0 - 21.0 mi

Top 99%
×8stories
+106ft-24ft

Overall

28197

Males

15981

M60-64

15981

21M→35K

21.0 - 21.8 mi

Top 97%
×7stories
+17ft-86ft

Overall

27679

Males

15663

M60-64

15663

35K→23M

21.8 - 23.0 mi

Top 92%
×5stories
+23ft-63ft

Overall

26043

Males

14862

M60-64

14862

23M→24M

23.0 - 24.0 mi

Top 82%
×6stories
+12ft-82ft

Overall

23319

Males

13471

M60-64

13471

24M→40K

24.0 - 24.9 mi

Top 79%
×1story
+6ft-20ft

Overall

22550

Males

13020

M60-64

13020

40K→25.2M

24.9 - 25.2 mi

Top 79%
×1story
+13ft-16ft

Overall

22549

Males

13064

M60-64

13064

25.2M→Finish

25.2 - 26.2 mi

Top 85%
×2stories
+22ft-21ft

Overall

24244

Males

13898

M60-64

13898

Passing Analysis

Category:
Athletes Passed
750
Passed By
4713
Net Change
-3963
SegmentAthletes PassedPassed ByNet ChangeStart RankEnd Rank
Start → 5K----#20892
5K → 10K381190-1152#20892#22044
10K → 15K32192+229#22044#21815
15K → 20K221254-1232#21815#23047
20K → Half7164-157#23047#23204
Half → 25K41449-408#23204#23612
25K → 30K39498-459#23612#24071
30K → 20M37193-156#24071#24227
20M → 21M6520-514#24227#24741
21M → 35K6189-183#24741#24924
35K → 23M19121-102#24924#25026
23M → 24M698+61#25026#24965
24M → 40K805+75#24965#24890
40K → 25.2M243+21#24890#24869
25.2M → Finish4127+14#24869#24855
TOTALS7504713-3963
📊

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