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BOSTON MARATHON 2025

Po Han Yao

Bib: 4979•M

0:00
0:00
/ mi
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Overall
#0 / 28404
Top 23%
Gender (Male)
#0 / 16105
Top 35%
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
20:36
Rank: #4865
Start → 5K
20:36 | 6:38/mi
10K· 6.21 mi
41:24
Rank: #5033 (-168)
5K → 10K
20:48 | 6:42/mi
15K· 9.32 mi
1:02:24
Rank: #5217 (-184)
10K → 15K
21:00 | 6:46/mi
20K· 12.43 mi
1:23:34
Rank: #5221 (-4)
15K → 20K
21:10 | 6:49/mi
Half· 13.11 mi
1:28:11
Rank: #5242 (-21)
20K → Half
4:37 | 6:46/mi
25K· 15.53 mi
1:44:51
Rank: #5273 (-31)
Half → 25K
16:40 | 6:52/mi
30K· 18.64 mi
2:08:02
Rank: #5728 (-455)
25K → 30K
23:11 | 7:28/mi
20M
2:18:56
Rank: #6041 (-313)
30K → 20M
10:54 | 8:01/mi
21M
2:27:48
Rank: #6314 (-273)
20M → 21M
8:52 | 8:52/mi
35K· 21.75 mi
2:33:17
Rank: #6304 (+10)
21M → 35K
5:29 | 7:20/mi
23M
2:43:01
Rank: #6337 (-33)
35K → 23M
9:44 | 7:46/mi
24M
2:50:39
Rank: #6372 (-35)
23M → 24M
7:38 | 7:38/mi
40K· 24.85 mi
2:57:28
Rank: #6433 (-61)
24M → 40K
6:49 | 7:58/mi
25.2M
3:00:36
Rank: #6496 (-63)
40K → 25.2M
3:08 | 9:05/mi
Finish· 26.22 mi
3:08:21
Rank: #6586 (-90)
25.2M → Finish
7:45 | 7:36/mi

The Course

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Half Splits

1st Half· via HalfFaster
Distance13.11 mi
Time1:28:11
Pace6:44 /mi
2nd Half
Distance13.11 mi
Time1:40:10
Pace7:38 /mi
📊Positive Split: 13.6% slower second half

Checkpoint Splits

CheckpointDistanceTime of DayTimeAvg PaceSegment TimeSegment PaceDiff
5K
3.11 mi10:24:1820:366:3820:36
6:38
-
10K
6.21 mi10:45:0641:246:4020:48
6:42
+0:04
15K
9.32 mi11:06:061:02:246:4221:00
6:46
+0:04
20K
12.43 mi11:27:161:23:346:4321:10
6:49
+0:03
Half
13.11 mi11:31:531:28:116:444:37
6:46
-0:03
25K
15.53 mi11:48:331:44:516:4516:40
6:52
+0:06
30K
18.64 mi12:11:442:08:026:5223:11
7:28
+0:36
20M
20.00 mi12:22:382:18:566:5710:54
8:01
+0:33
21M
21.00 mi12:31:302:27:487:028:52
8:52
+0:51
35K
21.75 mi12:36:592:33:177:035:29
7:20
-1:32
23M
23.00 mi12:46:432:43:017:059:44
7:46
+0:26
24M
24.00 mi12:54:212:50:397:077:38
7:38
-0:08
40K
24.85 mi13:01:102:57:287:086:49
7:58
+0:20
25.2M
25.20 mi13:04:183:00:367:103:08
9:05
+1:07
Finish
26.22 mi13:12:033:08:217:117:45
7:36
-1:29

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

6:38 /mi

Average Pace

7:11 /mi

Slowest Pace

9:05 /mi

Loading chart...
Fastest
Middle
Slowest
Average

📊Segments

Segment Time Comparison

Time at Faster Pace

1:44:51

56% of race

Time at Steady Pace

53:47

29% of race

Time at Slower Pace

29:43

16% of race

Average Pace: 7:11 /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 mi10:24:1820:366:3820:36
6:38
#4865
10K
6.21 mi10:45:0641:246:4020:48
6:42
#5033
15K
9.32 mi11:06:061:02:246:4221:00
6:46
#5217
20K
12.43 mi11:27:161:23:346:4321:10
6:49
#5221
Half
13.11 mi11:31:531:28:116:444:37
6:46
#5242
25K
15.53 mi11:48:331:44:516:4516:40
6:52
#5273
30K
18.64 mi12:11:442:08:026:5223:11
7:28
#5728
20M
20.00 mi12:22:382:18:566:5710:54
8:01
#6041
21M
21.00 mi12:31:302:27:487:028:52
8:52
#6314
35K
21.75 mi12:36:592:33:177:035:29
7:20
#6304
23M
23.00 mi12:46:432:43:017:059:44
7:46
#6337
24M
24.00 mi12:54:212:50:397:077:38
7:38
#6372
40K
24.85 mi13:01:102:57:287:086:49
7:58
#6433
25.2M
25.20 mi13:04:183:00:367:103:08
9:05
#6496
Finish
26.22 mi13:12:033:08:217:117:45
7:36
#6586
Faster pace
Steady pace
Slower pace

Checkpoint and Segment Rankings

CheckpointDistanceSeg. DistOverallMalesM18-39Seg. OverallSeg. MalesSeg. M18-39
5K3.11 mi3.11 mi4865455545555693(Top 20%)5197(Top 32%)5197(Top 92%)
10K6.21 mi3.10 mi5033-1684692-1374692-1375308(Top 19%)4920(Top 31%)4920(Top 87%)
15K9.32 mi3.11 mi5217-1844848-1564848-1565693(Top 20%)5197(Top 32%)5197(Top 92%)
20K12.43 mi3.11 mi5221-44837+114837+115430(Top 19%)4977(Top 31%)4977(Top 88%)
Half13.11 mi0.68 mi5242-214857-204857-205867(Top 21%)5354(Top 33%)5354(Top 95%)
25K15.53 mi2.42 mi5273-314870-134870-135473(Top 19%)4977(Top 31%)4977(Top 88%)
30K18.64 mi3.11 mi5728-4555219-3495219-3497465(Top 26%)6253(Top 39%)6253(Top 111%)
20M20.00 mi1.36 mi6041-3135452-2335452-23310550(Top 37%)7803(Top 48%)7803(Top 138%)
21M21.00 mi1.00 mi6314-2735655-2035655-20312666(Top 45%)8662(Top 54%)8662(Top 154%)
35K21.75 mi0.75 mi6304+105635+205635+207391(Top 26%)5925(Top 37%)5925(Top 105%)
23M23.00 mi1.25 mi6337-335633+25633+28380(Top 30%)6376(Top 40%)6376(Top 113%)
24M24.00 mi1.00 mi6372-355637-45637-48612(Top 30%)6432(Top 40%)6432(Top 114%)
40K24.85 mi0.85 mi6433-615657-205657-209958(Top 35%)7014(Top 44%)7014(Top 124%)
25.2M25.20 mi0.35 mi6496-635688-315688-3112163(Top 43%)8047(Top 50%)8047(Top 143%)
Finish26.22 mi1.02 mi6586-905713-255713-259930(Top 35%)6939(Top 43%)6939(Top 123%)

Segment Performance Analysis

10K→15K

0.0 - 3.1 mi

Top 20%
×21stories
+97ft-345ft

Overall

5693

Males

5197

M18-39

5197

5K→10K

3.1 - 6.2 mi

Top 19%
×5stories
+79ft-138ft

Overall

5308

Males

4920

M18-39

4920

10K→15K

6.2 - 9.3 mi

Top 20%
×3stories
+67ft-78ft

Overall

5693

Males

5197

M18-39

5197

15K→20K

9.3 - 12.4 mi

Top 19%
×5stories
+106ft-86ft

Overall

5430

Males

4977

M18-39

4977

20K→Half

12.4 - 13.1 mi

Top 21%
×2stories
+19ft-37ft

Overall

5867

Males

5354

M18-39

5354

Half→25K

13.1 - 15.5 mi

Top 19%
×4stories
+66ft-88ft

Overall

5473

Males

4977

M18-39

4977

25K→30K

15.5 - 18.6 mi

Top 26%
×9stories
+181ft-148ft

Overall

7465

Males

6253

M18-39

6253

30K→20M

18.6 - 20.0 mi

Top 37%
×5stories
+64ft-50ft

Overall

10550

Males

7803

M18-39

7803

20M→21M

20.0 - 21.0 mi

Top 45%
×8stories
+106ft-24ft

Overall

12666

Males

8662

M18-39

8662

21M→35K

21.0 - 21.8 mi

Top 26%
×7stories
+17ft-86ft

Overall

7391

Males

5925

M18-39

5925

35K→23M

21.8 - 23.0 mi

Top 30%
×5stories
+23ft-63ft

Overall

8380

Males

6376

M18-39

6376

23M→24M

23.0 - 24.0 mi

Top 30%
×6stories
+12ft-82ft

Overall

8612

Males

6432

M18-39

6432

24M→40K

24.0 - 24.9 mi

Top 35%
×1story
+6ft-20ft

Overall

9958

Males

7014

M18-39

7014

40K→25.2M

24.9 - 25.2 mi

Top 43%
×1story
+13ft-16ft

Overall

12163

Males

8047

M18-39

8047

25.2M→Finish

25.2 - 26.2 mi

Top 35%
×2stories
+22ft-21ft

Overall

9930

Males

6939

M18-39

6939

Passing Analysis

Category:
Athletes Passed
812
Passed By
2533
Net Change
-1721
SegmentAthletes PassedPassed ByNet ChangeStart RankEnd Rank
Start → 5K----#4865
5K → 10K116284-168#4865#5033
10K → 15K76260-184#5033#5217
15K → 20K123127-4#5217#5221
20K → Half2647-21#5221#5242
Half → 25K100131-31#5242#5273
25K → 30K87542-455#5273#5728
30K → 20M16329-313#5728#6041
20M → 21M16289-273#6041#6314
21M → 35K4535+10#6314#6304
35K → 23M68101-33#6304#6337
23M → 24M4984-35#6337#6372
24M → 40K3798-61#6372#6433
40K → 25.2M669-63#6433#6496
25.2M → Finish47137-90#6496#6586
TOTALS8122533-1721
📊

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