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BOSTON MARATHON 2025

Wai Pui Tang

Bib: 4096•M

0:00
0:00
/ mi
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Overall
#0 / 28404
Top 35%
Gender (Male)
#0 / 16105
Top 48%
Division (M18-39)
#0 / 5642
Race Day Weather
50°/40°F
broken clouds

⏱️ Race Timeline

Start
0:00:00
Race begins
5K· 3.11 mi
20:41
Rank: #5092
Start → 5K
20:41 | 6:39/mi
10K· 6.21 mi
41:35
Rank: #5296 (-204)
5K → 10K
20:54 | 6:44/mi
15K· 9.32 mi
1:02:46
Rank: #5572 (-276)
10K → 15K
21:11 | 6:49/mi
20K· 12.43 mi
1:24:16
Rank: #5774 (-202)
15K → 20K
21:30 | 6:55/mi
Half· 13.11 mi
1:28:57
Rank: #5821 (-47)
20K → Half
4:41 | 6:52/mi
25K· 15.53 mi
1:46:36
Rank: #6279 (-458)
Half → 25K
17:39 | 7:17/mi
30K· 18.64 mi
2:11:21
Rank: #6969 (-690)
25K → 30K
24:45 | 7:58/mi
20M
2:23:09
Rank: #7435 (-466)
30K → 20M
11:48 | 8:41/mi
21M
2:32:50
Rank: #7947 (-512)
20M → 21M
9:41 | 9:41/mi
35K· 21.75 mi
2:39:20
Rank: #8275 (-328)
21M → 35K
6:30 | 8:41/mi
23M
2:51:32
Rank: #9127 (-852)
35K → 23M
12:12 | 9:45/mi
24M
3:00:06
Rank: #9413 (-286)
23M → 24M
8:34 | 8:34/mi
40K· 24.85 mi
3:07:42
Rank: #9672 (-259)
24M → 40K
7:36 | 8:53/mi
25.2M
3:11:16
Rank: #9850 (-178)
40K → 25.2M
3:34 | 10:21/mi
Finish· 26.22 mi
3:19:15
Rank: #9909 (-59)
25.2M → Finish
7:59 | 7:50/mi

The Course

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Half Splits

1st Half· via HalfFaster
Distance13.11 mi
Time1:28:57
Pace6:47 /mi
2nd Half
Distance13.11 mi
Time1:50:18
Pace8:25 /mi
📊Positive Split: 24.0% slower second half

Checkpoint Splits

CheckpointDistanceTime of DayTimeAvg PaceSegment TimeSegment PaceDiff
5K
3.11 mi10:23:3620:416:3920:41
6:39
-
10K
6.21 mi10:44:3041:356:4220:54
6:44
+0:05
15K
9.32 mi11:05:411:02:466:4421:11
6:49
+0:05
20K
12.43 mi11:27:111:24:166:4721:30
6:55
+0:06
Half
13.11 mi11:31:521:28:576:474:41
6:52
-0:03
25K
15.53 mi11:49:311:46:366:5217:39
7:17
+0:25
30K
18.64 mi12:14:162:11:217:0324:45
7:58
+0:41
20M
20.00 mi12:26:042:23:097:0911:48
8:41
+0:43
21M
21.00 mi12:35:452:32:507:179:41
9:41
+1:00
35K
21.75 mi12:42:152:39:207:206:30
8:41
-1:00
23M
23.00 mi12:54:272:51:327:2712:12
9:45
+1:04
24M
24.00 mi13:03:013:00:067:308:34
8:34
-1:11
40K
24.85 mi13:10:373:07:427:337:36
8:53
+0:19
25.2M
25.20 mi13:14:113:11:167:353:34
10:21
+1:28
Finish
26.22 mi13:22:103:19:157:367:59
7:50
-2:31

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

6:39 /mi

Average Pace

7:36 /mi

Slowest Pace

10:21 /mi

Loading chart...
Fastest
Middle
Slowest
Average

📊Segments

Segment Time Comparison

Time at Faster Pace

1:46:36

54% of race

Time at Steady Pace

32:44

16% of race

Time at Slower Pace

59:55

30% of race

Average Pace: 7:36 /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 mi10:23:3620:416:3920:41
6:39
#5092
10K
6.21 mi10:44:3041:356:4220:54
6:44
#5296
15K
9.32 mi11:05:411:02:466:4421:11
6:49
#5572
20K
12.43 mi11:27:111:24:166:4721:30
6:55
#5774
Half
13.11 mi11:31:521:28:576:474:41
6:52
#5821
25K
15.53 mi11:49:311:46:366:5217:39
7:17
#6279
30K
18.64 mi12:14:162:11:217:0324:45
7:58
#6969
20M
20.00 mi12:26:042:23:097:0911:48
8:41
#7435
21M
21.00 mi12:35:452:32:507:179:41
9:41
#7947
35K
21.75 mi12:42:152:39:207:206:30
8:41
#8275
23M
23.00 mi12:54:272:51:327:2712:12
9:45
#9127
24M
24.00 mi13:03:013:00:067:308:34
8:34
#9413
40K
24.85 mi13:10:373:07:427:337:36
8:53
#9672
25.2M
25.20 mi13:14:113:11:167:353:34
10:21
#9850
Finish
26.22 mi13:22:103:19:157:367:59
7:50
#9909
Faster pace
Steady pace
Slower pace

Checkpoint and Segment Rankings

CheckpointDistanceSeg. DistOverallMalesM18-39Seg. OverallSeg. MalesSeg. M18-39
5K3.11 mi3.11 mi5092475447546278(Top 22%)5688(Top 35%)5688(Top 101%)
10K6.21 mi3.10 mi5296-2044915-1614915-1615611(Top 20%)5160(Top 32%)5160(Top 91%)
15K9.32 mi3.11 mi5572-2765141-2265141-2266278(Top 22%)5688(Top 35%)5688(Top 101%)
20K12.43 mi3.11 mi5774-2025302-1615302-1616356(Top 22%)5711(Top 35%)5711(Top 101%)
Half13.11 mi0.68 mi5821-475336-345336-346699(Top 24%)5995(Top 37%)5995(Top 106%)
25K15.53 mi2.42 mi6279-4585684-3485684-3488211(Top 29%)6893(Top 43%)6893(Top 122%)
30K18.64 mi3.11 mi6969-6906188-5046188-50411131(Top 39%)8246(Top 51%)8246(Top 146%)
20M20.00 mi1.36 mi7435-4666484-2966484-29614912(Top 52%)9871(Top 61%)9871(Top 175%)
21M21.00 mi1.00 mi7947-5126770-2866770-28616919(Top 60%)10648(Top 66%)10648(Top 189%)
35K21.75 mi0.75 mi8275-3286958-1886958-18816561(Top 58%)10409(Top 65%)10409(Top 184%)
23M23.00 mi1.25 mi9127-8527407-4497407-44919571(Top 69%)11699(Top 73%)11699(Top 207%)
24M24.00 mi1.00 mi9413-2867532-1257532-12514890(Top 52%)9517(Top 59%)9517(Top 169%)
40K24.85 mi0.85 mi9672-2597635-1037635-10315643(Top 55%)9722(Top 60%)9722(Top 172%)
25.2M25.20 mi0.35 mi9850-1787700-657700-6518369(Top 65%)10977(Top 68%)10977(Top 195%)
Finish26.22 mi1.02 mi9909-597708-87708-811654(Top 41%)7843(Top 49%)7843(Top 139%)

Segment Performance Analysis

10K→15K

0.0 - 3.1 mi

Top 22%
×21stories
+97ft-345ft

Overall

6278

Males

5688

M18-39

5688

5K→10K

3.1 - 6.2 mi

Top 20%
×5stories
+79ft-138ft

Overall

5611

Males

5160

M18-39

5160

10K→15K

6.2 - 9.3 mi

Top 22%
×3stories
+67ft-78ft

Overall

6278

Males

5688

M18-39

5688

15K→20K

9.3 - 12.4 mi

Top 22%
×5stories
+106ft-86ft

Overall

6356

Males

5711

M18-39

5711

20K→Half

12.4 - 13.1 mi

Top 24%
×2stories
+19ft-37ft

Overall

6699

Males

5995

M18-39

5995

Half→25K

13.1 - 15.5 mi

Top 29%
×4stories
+66ft-88ft

Overall

8211

Males

6893

M18-39

6893

25K→30K

15.5 - 18.6 mi

Top 39%
×9stories
+181ft-148ft

Overall

11131

Males

8246

M18-39

8246

30K→20M

18.6 - 20.0 mi

Top 52%
×5stories
+64ft-50ft

Overall

14912

Males

9871

M18-39

9871

20M→21M

20.0 - 21.0 mi

Top 60%
×8stories
+106ft-24ft

Overall

16919

Males

10648

M18-39

10648

21M→35K

21.0 - 21.8 mi

Top 58%
×7stories
+17ft-86ft

Overall

16561

Males

10409

M18-39

10409

35K→23M

21.8 - 23.0 mi

Top 69%
×5stories
+23ft-63ft

Overall

19571

Males

11699

M18-39

11699

23M→24M

23.0 - 24.0 mi

Top 52%
×6stories
+12ft-82ft

Overall

14890

Males

9517

M18-39

9517

24M→40K

24.0 - 24.9 mi

Top 55%
×1story
+6ft-20ft

Overall

15643

Males

9722

M18-39

9722

40K→25.2M

24.9 - 25.2 mi

Top 65%
×1story
+13ft-16ft

Overall

18369

Males

10977

M18-39

10977

25.2M→Finish

25.2 - 26.2 mi

Top 41%
×2stories
+22ft-21ft

Overall

11654

Males

7843

M18-39

7843

Passing Analysis

Category:
Athletes Passed
505
Passed By
5322
Net Change
-4817
SegmentAthletes PassedPassed ByNet ChangeStart RankEnd Rank
Start → 5K----#5092
5K → 10K101305-204#5092#5296
10K → 15K40316-276#5296#5572
15K → 20K75277-202#5572#5774
20K → Half956-47#5774#5821
Half → 25K50508-458#5821#6279
25K → 30K49739-690#6279#6969
30K → 20M28494-466#6969#7435
20M → 21M15527-512#7435#7947
21M → 35K12340-328#7947#8275
35K → 23M16868-852#8275#9127
23M → 24M25311-286#9127#9413
24M → 40K22281-259#9413#9672
40K → 25.2M8186-178#9672#9850
25.2M → Finish55114-59#9850#9909
TOTALS5055322-4817
📊

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