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BOSTON MARATHON 2025

Chih Hsiung Jen

Bib: 22707•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
29:09
Rank: #23846
Start → 5K
29:09 | 9:23/mi
10K· 6.21 mi
58:06
Rank: #23725 (+121)
5K → 10K
28:57 | 9:19/mi
15K· 9.32 mi
1:26:56
Rank: #23537 (+188)
10K → 15K
28:50 | 9:17/mi
20K· 12.43 mi
1:56:45
Rank: #23445 (+92)
15K → 20K
29:49 | 9:36/mi
Half· 13.11 mi
2:03:07
Rank: #23413 (+32)
20K → Half
6:22 | 9:20/mi
25K· 15.53 mi
2:28:14
Rank: #23534 (-121)
Half → 25K
25:07 | 10:22/mi
30K· 18.64 mi
3:00:45
Rank: #23397 (+137)
25K → 30K
32:31 | 10:28/mi
20M
3:15:22
Rank: #23330 (+67)
30K → 20M
14:37 | 10:45/mi
21M
3:26:48
Rank: #23284 (+46)
20M → 21M
11:26 | 11:26/mi
35K· 21.75 mi
3:36:01
Rank: #23437 (-153)
21M → 35K
9:13 | 12:19/mi
23M
3:49:55
Rank: #23460 (-23)
35K → 23M
13:54 | 11:06/mi
24M
4:00:37
Rank: #23447 (+13)
23M → 24M
10:42 | 10:42/mi
40K· 24.85 mi
4:10:11
Rank: #23462 (-15)
24M → 40K
9:34 | 11:11/mi
25.2M
4:14:24
Rank: #23459 (+3)
40K → 25.2M
4:13 | 12:14/mi
Finish· 26.22 mi
4:24:12
Rank: #23414 (+45)
25.2M → Finish
9:48 | 9:37/mi

The Course

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Half Splits

1st Half· via HalfFaster
Distance13.11 mi
Time2:03:07
Pace9:23 /mi
2nd Half
Distance13.11 mi
Time2:21:05
Pace10:46 /mi
📊Positive Split: 14.6% slower second half

Checkpoint Splits

CheckpointDistanceTime of DayTimeAvg PaceSegment TimeSegment PaceDiff
5K
3.11 mi11:28:2329:099:2329:09
9:23
-
10K
6.21 mi11:57:2058:069:2128:57
9:19
-0:04
15K
9.32 mi12:26:101:26:569:2028:50
9:17
-0:02
20K
12.43 mi12:55:591:56:459:2429:49
9:36
+0:19
Half
13.11 mi13:02:212:03:079:236:22
9:20
-0:16
25K
15.53 mi13:27:282:28:149:3325:07
10:22
+1:02
30K
18.64 mi13:59:593:00:459:4232:31
10:28
+0:06
20M
20.00 mi14:14:363:15:229:4614:37
10:45
+0:17
21M
21.00 mi14:26:023:26:489:5111:26
11:26
+0:41
35K
21.75 mi14:35:153:36:019:569:13
12:19
+0:53
23M
23.00 mi14:49:093:49:5510:0013:54
11:06
-1:13
24M
24.00 mi14:59:514:00:3710:0210:42
10:42
-0:24
40K
24.85 mi15:09:254:10:1110:049:34
11:11
+0:29
25.2M
25.20 mi15:13:384:14:2410:064:13
12:14
+1:03
Finish
26.22 mi15:23:264:24:1210:059:48
9:37
-2:37

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

9:17 /mi

Average Pace

10:05 /mi

Slowest Pace

12:19 /mi

Loading chart...
Fastest
Middle
Slowest
Average

📊Segments

Segment Time Comparison

Time at Faster Pace

2:12:55

50% of race

Time at Steady Pace

1:22:57

31% of race

Time at Slower Pace

48:20

18% of race

Average Pace: 10:05 /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 mi11:28:2329:099:2329:09
9:23
#23846
10K
6.21 mi11:57:2058:069:2128:57
9:19
#23725
15K
9.32 mi12:26:101:26:569:2028:50
9:17
#23537
20K
12.43 mi12:55:591:56:459:2429:49
9:36
#23445
Half
13.11 mi13:02:212:03:079:236:22
9:20
#23413
25K
15.53 mi13:27:282:28:149:3325:07
10:22
#23534
30K
18.64 mi13:59:593:00:459:4232:31
10:28
#23397
20M
20.00 mi14:14:363:15:229:4614:37
10:45
#23330
21M
21.00 mi14:26:023:26:489:5111:26
11:26
#23284
35K
21.75 mi14:35:153:36:019:569:13
12:19
#23437
23M
23.00 mi14:49:093:49:5510:0013:54
11:06
#23460
24M
24.00 mi14:59:514:00:3710:0210:42
10:42
#23447
40K
24.85 mi15:09:254:10:1110:049:34
11:11
#23462
25.2M
25.20 mi15:13:384:14:2410:064:13
12:14
#23459
Finish
26.22 mi15:23:264:24:1210:059:48
9:37
#23414
Faster pace
Steady pace
Slower pace

Checkpoint and Segment Rankings

CheckpointDistanceSeg. DistOverallMalesM60-64Seg. OverallSeg. MalesSeg. M60-64
5K3.11 mi3.11 mi23846141671416723147(Top 81%)13907(Top 86%)13907(Top 1105%)
10K6.21 mi3.10 mi23725+12114123+4414123+4423579(Top 83%)14067(Top 87%)14067(Top 1117%)
15K9.32 mi3.11 mi23537+18814042+8114042+8123147(Top 81%)13907(Top 86%)13907(Top 1105%)
20K12.43 mi3.11 mi23445+9214015+2714015+2723189(Top 82%)13889(Top 86%)13889(Top 1103%)
Half13.11 mi0.68 mi23413+3214003+1214003+1223053(Top 81%)13816(Top 86%)13816(Top 1097%)
25K15.53 mi2.42 mi23534-12114034-3114034-3124089(Top 85%)14236(Top 88%)14236(Top 1131%)
30K18.64 mi3.11 mi23397+13713934+10013934+10022866(Top 81%)13560(Top 84%)13560(Top 1077%)
20M20.00 mi1.36 mi23330+6713889+4513889+4523083(Top 81%)13567(Top 84%)13567(Top 1078%)
21M21.00 mi1.00 mi23284+4613842+4713842+4722474(Top 79%)13194(Top 82%)13194(Top 1048%)
35K21.75 mi0.75 mi23437-15313897-5513897-5526264(Top 92%)14971(Top 93%)14971(Top 1189%)
23M23.00 mi1.25 mi23460-2313891+613891+623456(Top 83%)13569(Top 84%)13569(Top 1078%)
24M24.00 mi1.00 mi23447+1313876+1513876+1523314(Top 82%)13466(Top 84%)13466(Top 1070%)
40K24.85 mi0.85 mi23462-1513867+913867+923535(Top 83%)13519(Top 84%)13519(Top 1074%)
25.2M25.20 mi0.35 mi23459+313850+1713850+1723648(Top 83%)13588(Top 84%)13588(Top 1079%)
Finish26.22 mi1.02 mi23414+4513812+3813812+3821609(Top 76%)12593(Top 78%)12593(Top 1000%)

Segment Performance Analysis

10K→15K

0.0 - 3.1 mi

Top 81%
×21stories
+97ft-345ft

Overall

23147

Males

13907

M60-64

13907

5K→10K

3.1 - 6.2 mi

Top 83%
×5stories
+79ft-138ft

Overall

23579

Males

14067

M60-64

14067

10K→15K

6.2 - 9.3 mi

Top 81%
×3stories
+67ft-78ft

Overall

23147

Males

13907

M60-64

13907

15K→20K

9.3 - 12.4 mi

Top 82%
×5stories
+106ft-86ft

Overall

23189

Males

13889

M60-64

13889

20K→Half

12.4 - 13.1 mi

Top 81%
×2stories
+19ft-37ft

Overall

23053

Males

13816

M60-64

13816

Half→25K

13.1 - 15.5 mi

Top 85%
×4stories
+66ft-88ft

Overall

24089

Males

14236

M60-64

14236

25K→30K

15.5 - 18.6 mi

Top 81%
×9stories
+181ft-148ft

Overall

22866

Males

13560

M60-64

13560

30K→20M

18.6 - 20.0 mi

Top 81%
×5stories
+64ft-50ft

Overall

23083

Males

13567

M60-64

13567

20M→21M

20.0 - 21.0 mi

Top 79%
×8stories
+106ft-24ft

Overall

22474

Males

13194

M60-64

13194

21M→35K

21.0 - 21.8 mi

Top 92%
×7stories
+17ft-86ft

Overall

26264

Males

14971

M60-64

14971

35K→23M

21.8 - 23.0 mi

Top 83%
×5stories
+23ft-63ft

Overall

23456

Males

13569

M60-64

13569

23M→24M

23.0 - 24.0 mi

Top 82%
×6stories
+12ft-82ft

Overall

23314

Males

13466

M60-64

13466

24M→40K

24.0 - 24.9 mi

Top 83%
×1story
+6ft-20ft

Overall

23535

Males

13519

M60-64

13519

40K→25.2M

24.9 - 25.2 mi

Top 83%
×1story
+13ft-16ft

Overall

23648

Males

13588

M60-64

13588

25.2M→Finish

25.2 - 26.2 mi

Top 76%
×2stories
+22ft-21ft

Overall

21609

Males

12593

M60-64

12593

Passing Analysis

Category:
Athletes Passed
1583
Passed By
1151
Net Change
+432
SegmentAthletes PassedPassed ByNet ChangeStart RankEnd Rank
Start → 5K----#23846
5K → 10K306185+121#23846#23725
10K → 15K26173+188#23725#23537
15K → 20K193101+92#23537#23445
20K → Half4917+32#23445#23413
Half → 25K86207-121#23413#23534
25K → 30K23295+137#23534#23397
30K → 20M11043+67#23397#23330
20M → 21M8943+46#23330#23284
21M → 35K15168-153#23284#23437
35K → 23M6184-23#23437#23460
23M → 24M4229+13#23460#23447
24M → 40K4257-15#23447#23462
40K → 25.2M2926+3#23462#23459
25.2M → Finish6823+45#23459#23414
TOTALS15831151+432
📊

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