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BOSTON MARATHON 2025

Tiong Pheng Cheam

Bib: 12347•M

0:00
0:00
/ mi
Masters
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Overall
#0 / 28404
Top 42%
Gender (Male)
#0 / 16105
Masters (Masters Men)
#0 / 10463
Top 44%
Division (M50-54)
#0 / 1996
Top 48%
Race Day Weather
50°/40°F
broken clouds

⏱️ Race Timeline

Start
0:00:00
Race begins
5K· 3.11 mi
23:00
Rank: #11340
Start → 5K
23:00 | 7:24/mi
10K· 6.21 mi
45:50
Rank: #11010 (+330)
5K → 10K
22:50 | 7:21/mi
15K· 9.32 mi
1:08:37
Rank: #10732 (+278)
10K → 15K
22:47 | 7:20/mi
20K· 12.43 mi
1:31:41
Rank: #10561 (+171)
15K → 20K
23:04 | 7:25/mi
Half· 13.11 mi
1:36:37
Rank: #10477 (+84)
20K → Half
4:56 | 7:14/mi
25K· 15.53 mi
1:54:19
Rank: #10091 (+386)
Half → 25K
17:42 | 7:18/mi
30K· 18.64 mi
2:18:04
Rank: #9759 (+332)
25K → 30K
23:45 | 7:39/mi
20M
2:28:50
Rank: #9721 (+38)
30K → 20M
10:46 | 7:55/mi
21M
2:38:15
Rank: #10129 (-408)
20M → 21M
9:25 | 9:25/mi
35K· 21.75 mi
2:44:12
Rank: #10183 (-54)
21M → 35K
5:57 | 7:57/mi
23M
2:55:09
Rank: #10474 (-291)
35K → 23M
10:57 | 8:45/mi
24M
3:03:52
Rank: #10708 (-234)
23M → 24M
8:43 | 8:43/mi
40K· 24.85 mi
3:11:20
Rank: #10851 (-143)
24M → 40K
7:28 | 8:44/mi
25.2M
3:15:25
Rank: #11162 (-311)
40K → 25.2M
4:05 | 11:50/mi
Finish· 26.22 mi
3:25:44
Rank: #11905 (-743)
25.2M → Finish
10:19 | 10:07/mi

The Course

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Half Splits

1st Half· via HalfFaster
Distance13.11 mi
Time1:36:37
Pace7:22 /mi
2nd Half
Distance13.11 mi
Time1:49:07
Pace8:19 /mi
📊Positive Split: 12.9% slower second half

Checkpoint Splits

CheckpointDistanceTime of DayTimeAvg PaceSegment TimeSegment PaceDiff
5K
3.11 mi10:50:2723:007:2423:00
7:24
-
10K
6.21 mi11:13:1745:507:2322:50
7:21
-0:03
15K
9.32 mi11:36:041:08:377:2222:47
7:20
-0:01
20K
12.43 mi11:59:081:31:417:2323:04
7:25
+0:05
Half
13.11 mi12:04:041:36:377:224:56
7:14
-0:11
25K
15.53 mi12:21:461:54:197:2217:42
7:18
+0:04
30K
18.64 mi12:45:312:18:047:2423:45
7:39
+0:21
20M
20.00 mi12:56:172:28:507:2610:46
7:55
+0:16
21M
21.00 mi13:05:422:38:157:329:25
9:25
+1:30
35K
21.75 mi13:11:392:44:127:335:57
7:57
-1:28
23M
23.00 mi13:22:362:55:097:3710:57
8:45
+0:48
24M
24.00 mi13:31:193:03:527:408:43
8:43
-0:02
40K
24.85 mi13:38:473:11:207:427:28
8:44
+0:01
25.2M
25.20 mi13:42:523:15:257:454:05
11:50
+3:06
Finish
26.22 mi13:53:113:25:447:5110:19
10:07
-1:43

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

7:14 /mi

Average Pace

7:51 /mi

Slowest Pace

11:50 /mi

Loading chart...
Fastest
Middle
Slowest
Average

📊Segments

Segment Time Comparison

Time at Faster Pace

4:56

2% of race

Time at Steady Pace

2:29:51

73% of race

Time at Slower Pace

50:57

25% of race

Average Pace: 7:51 /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 mi10:50:2723:007:2423:00
7:24
#11340
10K
6.21 mi11:13:1745:507:2322:50
7:21
#11010
15K
9.32 mi11:36:041:08:377:2222:47
7:20
#10732
20K
12.43 mi11:59:081:31:417:2323:04
7:25
#10561
Half
13.11 mi12:04:041:36:377:224:56
7:14
#10477
25K
15.53 mi12:21:461:54:197:2217:42
7:18
#10091
30K
18.64 mi12:45:312:18:047:2423:45
7:39
#9759
20M
20.00 mi12:56:172:28:507:2610:46
7:55
#9721
21M
21.00 mi13:05:422:38:157:329:25
9:25
#10129
35K
21.75 mi13:11:392:44:127:335:57
7:57
#10183
23M
23.00 mi13:22:362:55:097:3710:57
8:45
#10474
24M
24.00 mi13:31:193:03:527:408:43
8:43
#10708
40K
24.85 mi13:38:473:11:207:427:28
8:44
#10851
25.2M
25.20 mi13:42:523:15:257:454:05
11:50
#11162
Finish
26.22 mi13:53:113:25:447:5110:19
10:07
#11905
Faster pace
Steady pace
Slower pace

Checkpoint and Segment Rankings

CheckpointDistanceSeg. DistOverallMalesM50-54Seg. OverallSeg. MalesSeg. M50-54
5K3.11 mi3.11 mi113408860886010262(Top 36%)8229(Top 51%)8229(Top 412%)
10K6.21 mi3.10 mi11010+3308675+1858675+18510730(Top 38%)8527(Top 53%)8527(Top 427%)
15K9.32 mi3.11 mi10732+2788510+1658510+16510262(Top 36%)8229(Top 51%)8229(Top 412%)
20K12.43 mi3.11 mi10561+1718401+1098401+10910103(Top 36%)8072(Top 50%)8072(Top 404%)
Half13.11 mi0.68 mi10477+848358+438358+439367(Top 33%)7710(Top 48%)7710(Top 386%)
25K15.53 mi2.42 mi10091+3868109+2498109+2498368(Top 29%)6983(Top 43%)6983(Top 350%)
30K18.64 mi3.11 mi9759+3327880+2297880+2298789(Top 31%)7030(Top 44%)7030(Top 352%)
20M20.00 mi1.36 mi9721+387830+507830+509924(Top 35%)7505(Top 47%)7505(Top 376%)
21M21.00 mi1.00 mi10129-4088000-1708000-17015674(Top 55%)10083(Top 63%)10083(Top 505%)
35K21.75 mi0.75 mi10183-548005-58005-511897(Top 42%)8267(Top 51%)8267(Top 414%)
23M23.00 mi1.25 mi10474-2918109-1048109-10414779(Top 52%)9523(Top 59%)9523(Top 477%)
24M24.00 mi1.00 mi10708-2348183-748183-7415816(Top 56%)9952(Top 62%)9952(Top 499%)
40K24.85 mi0.85 mi10851-1438210-278210-2714770(Top 52%)9325(Top 58%)9325(Top 467%)
25.2M25.20 mi0.35 mi11162-3118339-1298339-12922836(Top 80%)13179(Top 82%)13179(Top 660%)
Finish26.22 mi1.02 mi11905-7438672-3338672-33323274(Top 82%)13401(Top 83%)13401(Top 671%)

Segment Performance Analysis

10K→15K

0.0 - 3.1 mi

Top 36%
×21stories
+97ft-345ft

Overall

10262

Males

8229

M50-54

8229

5K→10K

3.1 - 6.2 mi

Top 38%
×5stories
+79ft-138ft

Overall

10730

Males

8527

M50-54

8527

10K→15K

6.2 - 9.3 mi

Top 36%
×3stories
+67ft-78ft

Overall

10262

Males

8229

M50-54

8229

15K→20K

9.3 - 12.4 mi

Top 36%
×5stories
+106ft-86ft

Overall

10103

Males

8072

M50-54

8072

20K→Half

12.4 - 13.1 mi

Top 33%
×2stories
+19ft-37ft

Overall

9367

Males

7710

M50-54

7710

Half→25K

13.1 - 15.5 mi

Top 29%
×4stories
+66ft-88ft

Overall

8368

Males

6983

M50-54

6983

25K→30K

15.5 - 18.6 mi

Top 31%
×9stories
+181ft-148ft

Overall

8789

Males

7030

M50-54

7030

30K→20M

18.6 - 20.0 mi

Top 35%
×5stories
+64ft-50ft

Overall

9924

Males

7505

M50-54

7505

20M→21M

20.0 - 21.0 mi

Top 55%
×8stories
+106ft-24ft

Overall

15674

Males

10083

M50-54

10083

21M→35K

21.0 - 21.8 mi

Top 42%
×7stories
+17ft-86ft

Overall

11897

Males

8267

M50-54

8267

35K→23M

21.8 - 23.0 mi

Top 52%
×5stories
+23ft-63ft

Overall

14779

Males

9523

M50-54

9523

23M→24M

23.0 - 24.0 mi

Top 56%
×6stories
+12ft-82ft

Overall

15816

Males

9952

M50-54

9952

24M→40K

24.0 - 24.9 mi

Top 52%
×1story
+6ft-20ft

Overall

14770

Males

9325

M50-54

9325

40K→25.2M

24.9 - 25.2 mi

Top 80%
×1story
+13ft-16ft

Overall

22836

Males

13179

M50-54

13179

25.2M→Finish

25.2 - 26.2 mi

Top 82%
×2stories
+22ft-21ft

Overall

23274

Males

13401

M50-54

13401

Passing Analysis

Category:
Athletes Passed
2249*
Passed By
2811
Net Change
-565
SegmentAthletes PassedPassed ByNet ChangeStart RankEnd Rank
Start → 5K----#11340
5K → 10K468138+330#11340#11010
10K → 15K32850+278#11010#10732
15K → 20K24877+171#10732#10561
20K → Half917+84#10561#10477
Half → 25K39711+386#10477#10091
25K → 30K393*61+332#10091#9759
30K → 20M13192+38#9759#9721
20M → 21M25431-408#9721#10129
21M → 35K4397-54#10129#10183
35K → 23M50341-291#10183#10474
23M → 24M31265-234#10474#10708
24M → 40K36179-143#10708#10851
40K → 25.2M3314-311#10851#11162
25.2M → Finish5748-743#11162#11905
TOTALS2249*2811-565

* Includes athletes who did not complete a segment (DNF/DNQ).

📊

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