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BOSTON MARATHON 2025

Xiong Yang

Bib: 5854•M

0:00
0:00
/ mi
Masters
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Overall
#0 / 28404
Gender (Male)
#0 / 16105
Masters (Masters Men)
#0 / 10463
Division (M40-44)
#0 / 2247
Race Day Weather
50°/40°F
broken clouds

⏱️ Race Timeline

Start
0:00:00
Race begins
5K· 3.11 mi
24:04
Rank: #14327
Start → 5K
24:04 | 7:45/mi
10K· 6.21 mi
48:24
Rank: #14672 (-345)
5K → 10K
24:20 | 7:50/mi
15K· 9.32 mi
1:12:52
Rank: #14791 (-119)
10K → 15K
24:28 | 7:53/mi
20K· 12.43 mi
1:38:18
Rank: #15185 (-394)
15K → 20K
25:26 | 8:11/mi
Half· 13.11 mi
1:43:54
Rank: #15317 (-132)
20K → Half
5:36 | 8:12/mi
25K· 15.53 mi
2:04:20
Rank: #15568 (-251)
Half → 25K
20:26 | 8:26/mi
30K· 18.64 mi
2:31:20
Rank: #15645 (-77)
25K → 30K
27:00 | 8:41/mi
20M
2:43:04
Rank: #15503 (+142)
30K → 20M
11:44 | 8:38/mi
21M
2:52:21
Rank: #15446 (+57)
20M → 21M
9:17 | 9:17/mi
35K· 21.75 mi
2:58:35
Rank: #15387 (+59)
21M → 35K
6:14 | 8:20/mi
23M
3:09:21
Rank: #15264 (+123)
35K → 23M
10:46 | 8:36/mi
24M
3:17:33
Rank: #15108 (+156)
23M → 24M
8:12 | 8:12/mi
40K· 24.85 mi
3:24:32
Rank: #14947 (+161)
24M → 40K
6:59 | 8:10/mi
25.2M
3:27:41
Rank: #14889 (+58)
40K → 25.2M
3:09 | 9:08/mi
Finish· 26.22 mi
3:35:53
Rank: #14796 (+93)
25.2M → Finish
8:12 | 8:03/mi

The Course

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Half Splits

1st Half· via HalfFaster
Distance13.11 mi
Time1:43:54
Pace7:56 /mi
2nd Half
Distance13.11 mi
Time1:51:59
Pace8:33 /mi
📊Positive Split: 7.8% slower second half

Checkpoint Splits

CheckpointDistanceTime of DayTimeAvg PaceSegment TimeSegment PaceDiff
5K
3.11 mi11:16:0224:047:4524:04
7:45
-
10K
6.21 mi11:40:2248:247:4724:20
7:50
+0:05
15K
9.32 mi12:04:501:12:527:4924:28
7:53
+0:03
20K
12.43 mi12:30:161:38:187:5525:26
8:11
+0:18
Half
13.11 mi12:35:521:43:547:565:36
8:12
+0:01
25K
15.53 mi12:56:182:04:208:0020:26
8:26
+0:14
30K
18.64 mi13:23:182:31:208:0727:00
8:41
+0:15
20M
20.00 mi13:35:022:43:048:0911:44
8:38
-0:03
21M
21.00 mi13:44:192:52:218:129:17
9:17
+0:39
35K
21.75 mi13:50:332:58:358:136:14
8:20
-0:57
23M
23.00 mi14:01:193:09:218:1410:46
8:36
+0:16
24M
24.00 mi14:09:313:17:338:148:12
8:12
-0:24
40K
24.85 mi14:16:303:24:328:146:59
8:10
-0:02
25.2M
25.20 mi14:19:393:27:418:143:09
9:08
+0:58
Finish
26.22 mi14:27:513:35:538:148:12
8:03
-1:05

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

7:45 /mi

Average Pace

8:14 /mi

Slowest Pace

9:17 /mi

Loading chart...
Fastest
Middle
Slowest
Average

📊Segments

Segment Time Comparison

Time at Faster Pace

2:33:57

71% of race

Time at Steady Pace

52:39

24% of race

Time at Slower Pace

9:17

4% of race

Average Pace: 8:14 /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 mi11:16:0224:047:4524:04
7:45
#14327
10K
6.21 mi11:40:2248:247:4724:20
7:50
#14672
15K
9.32 mi12:04:501:12:527:4924:28
7:53
#14791
20K
12.43 mi12:30:161:38:187:5525:26
8:11
#15185
Half
13.11 mi12:35:521:43:547:565:36
8:12
#15317
25K
15.53 mi12:56:182:04:208:0020:26
8:26
#15568
30K
18.64 mi13:23:182:31:208:0727:00
8:41
#15645
20M
20.00 mi13:35:022:43:048:0911:44
8:38
#15503
21M
21.00 mi13:44:192:52:218:129:17
9:17
#15446
35K
21.75 mi13:50:332:58:358:136:14
8:20
#15387
23M
23.00 mi14:01:193:09:218:1410:46
8:36
#15264
24M
24.00 mi14:09:313:17:338:148:12
8:12
#15108
40K
24.85 mi14:16:303:24:328:146:59
8:10
#14947
25.2M
25.20 mi14:19:393:27:418:143:09
9:08
#14889
Finish
26.22 mi14:27:513:35:538:148:12
8:03
#14796
Faster pace
Steady pace
Slower pace

Checkpoint and Segment Rankings

CheckpointDistanceSeg. DistOverallMalesM40-44Seg. OverallSeg. MalesSeg. M40-44
5K3.11 mi3.11 mi14327101681016815029(Top 53%)10390(Top 65%)10390(Top 462%)
10K6.21 mi3.10 mi14672-34510281-11310281-11315096(Top 53%)10461(Top 65%)10461(Top 466%)
15K9.32 mi3.11 mi14791-11910321-4010321-4015029(Top 53%)10390(Top 65%)10390(Top 462%)
20K12.43 mi3.11 mi15185-39410452-13110452-13116207(Top 57%)10825(Top 67%)10825(Top 482%)
Half13.11 mi0.68 mi15317-13210511-5910511-5917266(Top 61%)11293(Top 70%)11293(Top 503%)
25K15.53 mi2.42 mi15568-25110596-8510596-8516722(Top 59%)10972(Top 68%)10972(Top 488%)
30K18.64 mi3.11 mi15645-7710582+1410582+1415926(Top 56%)10460(Top 65%)10460(Top 466%)
20M20.00 mi1.36 mi15503+14210485+9710485+9714618(Top 51%)9741(Top 60%)9741(Top 434%)
21M21.00 mi1.00 mi15446+5710423+6210423+6215051(Top 53%)9811(Top 61%)9811(Top 437%)
35K21.75 mi0.75 mi15387+5910380+4310380+4314445(Top 51%)9477(Top 59%)9477(Top 422%)
23M23.00 mi1.25 mi15264+12310288+9210288+9213908(Top 49%)9123(Top 57%)9123(Top 406%)
24M24.00 mi1.00 mi15108+15610197+9110197+9112551(Top 44%)8445(Top 52%)8445(Top 376%)
40K24.85 mi0.85 mi14947+16110106+9110106+9111361(Top 40%)7752(Top 48%)7752(Top 345%)
25.2M25.20 mi0.35 mi14889+5810068+3810068+3812535(Top 44%)8263(Top 51%)8263(Top 368%)
Finish26.22 mi1.02 mi14796+939999+699999+6913191(Top 46%)8614(Top 53%)8614(Top 383%)

Segment Performance Analysis

10K→15K

0.0 - 3.1 mi

Top 53%
×21stories
+97ft-345ft

Overall

15029

Males

10390

M40-44

10390

5K→10K

3.1 - 6.2 mi

Top 53%
×5stories
+79ft-138ft

Overall

15096

Males

10461

M40-44

10461

10K→15K

6.2 - 9.3 mi

Top 53%
×3stories
+67ft-78ft

Overall

15029

Males

10390

M40-44

10390

15K→20K

9.3 - 12.4 mi

Top 57%
×5stories
+106ft-86ft

Overall

16207

Males

10825

M40-44

10825

20K→Half

12.4 - 13.1 mi

Top 61%
×2stories
+19ft-37ft

Overall

17266

Males

11293

M40-44

11293

Half→25K

13.1 - 15.5 mi

Top 59%
×4stories
+66ft-88ft

Overall

16722

Males

10972

M40-44

10972

25K→30K

15.5 - 18.6 mi

Top 56%
×9stories
+181ft-148ft

Overall

15926

Males

10460

M40-44

10460

30K→20M

18.6 - 20.0 mi

Top 51%
×5stories
+64ft-50ft

Overall

14618

Males

9741

M40-44

9741

20M→21M

20.0 - 21.0 mi

Top 53%
×8stories
+106ft-24ft

Overall

15051

Males

9811

M40-44

9811

21M→35K

21.0 - 21.8 mi

Top 51%
×7stories
+17ft-86ft

Overall

14445

Males

9477

M40-44

9477

35K→23M

21.8 - 23.0 mi

Top 49%
×5stories
+23ft-63ft

Overall

13908

Males

9123

M40-44

9123

23M→24M

23.0 - 24.0 mi

Top 44%
×6stories
+12ft-82ft

Overall

12551

Males

8445

M40-44

8445

24M→40K

24.0 - 24.9 mi

Top 40%
×1story
+6ft-20ft

Overall

11361

Males

7752

M40-44

7752

40K→25.2M

24.9 - 25.2 mi

Top 44%
×1story
+13ft-16ft

Overall

12535

Males

8263

M40-44

8263

25.2M→Finish

25.2 - 26.2 mi

Top 46%
×2stories
+22ft-21ft

Overall

13191

Males

8614

M40-44

8614

Passing Analysis

Category:
Athletes Passed
1882
Passed By
2351
Net Change
-469
SegmentAthletes PassedPassed ByNet ChangeStart RankEnd Rank
Start → 5K----#14327
5K → 10K173518-345#14327#14672
10K → 15K150269-119#14672#14791
15K → 20K120514-394#14791#15185
20K → Half12144-132#15185#15317
Half → 25K105356-251#15317#15568
25K → 30K219296-77#15568#15645
30K → 20M18442+142#15645#15503
20M → 21M13477+57#15503#15446
21M → 35K8829+59#15446#15387
35K → 23M16542+123#15387#15264
23M → 24M16812+156#15264#15108
24M → 40K1709+161#15108#14947
40K → 25.2M7012+58#14947#14889
25.2M → Finish12431+93#14889#14796
TOTALS18822351-469
📊

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