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BOSTON MARATHON 2025

Fu-Yang Lin

Bib: 27211•M

MA

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
24:22
Rank: #15186
Start → 5K
24:22 | 7:51/mi
10K· 6.21 mi
48:38
Rank: #15012 (+174)
5K → 10K
24:16 | 7:49/mi
15K· 9.32 mi
1:12:50
Rank: #14751 (+261)
10K → 15K
24:12 | 7:47/mi
20K· 12.43 mi
1:37:42
Rank: #14758 (-7)
15K → 20K
24:52 | 8:00/mi
Half· 13.11 mi
1:43:08
Rank: #14802 (-44)
20K → Half
5:26 | 7:58/mi
25K· 15.53 mi
2:03:01
Rank: #14894 (-92)
Half → 25K
19:53 | 8:12/mi
30K· 18.64 mi
2:30:11
Rank: #15182 (-288)
25K → 30K
27:10 | 8:45/mi
20M
2:42:03
Rank: #15159 (+23)
30K → 20M
11:52 | 8:44/mi
21M
2:51:27
Rank: #15129 (+30)
20M → 21M
9:24 | 9:24/mi
35K· 21.75 mi
2:58:18
Rank: #15287 (-158)
21M → 35K
6:51 | 9:09/mi
23M
3:09:05
Rank: #15189 (+98)
35K → 23M
10:47 | 8:37/mi
24M
3:17:37
Rank: #15133 (+56)
23M → 24M
8:32 | 8:32/mi
40K· 24.85 mi
3:24:49
Rank: #15041 (+92)
24M → 40K
7:12 | 8:25/mi
25.2M
3:28:11
Rank: #15041
40K → 25.2M
3:22 | 9:46/mi
Finish· 26.22 mi
3:37:00
Rank: #15113 (-72)
25.2M → Finish
8:49 | 8:39/mi

The Course

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Half Splits

1st Half· via HalfFaster
Distance13.11 mi
Time1:43:08
Pace7:52 /mi
2nd Half
Distance13.11 mi
Time1:53:52
Pace8:41 /mi
📊Positive Split: 10.4% slower second half

Checkpoint Splits

CheckpointDistanceTime of DayTimeAvg PaceSegment TimeSegment PaceDiff
5K
3.11 mi11:40:0324:227:5124:22
7:51
-
10K
6.21 mi12:04:1948:387:5024:16
7:49
-0:02
15K
9.32 mi12:28:311:12:507:4924:12
7:47
-0:02
20K
12.43 mi12:53:231:37:427:5224:52
8:00
+0:13
Half
13.11 mi12:58:491:43:087:525:26
7:58
-0:02
25K
15.53 mi13:18:422:03:017:5519:53
8:12
+0:14
30K
18.64 mi13:45:522:30:118:0327:10
8:45
+0:33
20M
20.00 mi13:57:442:42:038:0611:52
8:44
-0:01
21M
21.00 mi14:07:082:51:278:109:24
9:24
+0:40
35K
21.75 mi14:13:592:58:188:126:51
9:09
-0:15
23M
23.00 mi14:24:463:09:058:1310:47
8:37
-0:32
24M
24.00 mi14:33:183:17:378:148:32
8:32
-0:05
40K
24.85 mi14:40:303:24:498:147:12
8:25
-0:07
25.2M
25.20 mi14:43:523:28:118:163:22
9:46
+1:21
Finish
26.22 mi14:52:413:37:008:178:49
8:39
-1:07

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

7:47 /mi

Average Pace

8:17 /mi

Slowest Pace

9:46 /mi

Loading chart...
Fastest
Middle
Slowest
Average

📊Segments

Segment Time Comparison

Time at Faster Pace

2:03:01

57% of race

Time at Steady Pace

1:14:22

34% of race

Time at Slower Pace

19:37

9% of race

Average Pace: 8:17 /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 mi11:40:0324:227:5124:22
7:51
#15186
10K
6.21 mi12:04:1948:387:5024:16
7:49
#15012
15K
9.32 mi12:28:311:12:507:4924:12
7:47
#14751
20K
12.43 mi12:53:231:37:427:5224:52
8:00
#14758
Half
13.11 mi12:58:491:43:087:525:26
7:58
#14802
25K
15.53 mi13:18:422:03:017:5519:53
8:12
#14894
30K
18.64 mi13:45:522:30:118:0327:10
8:45
#15182
20M
20.00 mi13:57:442:42:038:0611:52
8:44
#15159
21M
21.00 mi14:07:082:51:278:109:24
9:24
#15129
35K
21.75 mi14:13:592:58:188:126:51
9:09
#15287
23M
23.00 mi14:24:463:09:058:1310:47
8:37
#15189
24M
24.00 mi14:33:183:17:378:148:32
8:32
#15133
40K
24.85 mi14:40:303:24:498:147:12
8:25
#15041
25.2M
25.20 mi14:43:523:28:118:163:22
9:46
#15041
Finish
26.22 mi14:52:413:37:008:178:49
8:39
#15113
Faster pace
Steady pace
Slower pace

Checkpoint and Segment Rankings

CheckpointDistanceSeg. DistOverallMalesM40-44Seg. OverallSeg. MalesSeg. M40-44
5K3.11 mi3.11 mi15186104961049614268(Top 50%)10045(Top 62%)10045(Top 447%)
10K6.21 mi3.10 mi15012+17410413+8310413+8314900(Top 52%)10383(Top 64%)10383(Top 462%)
15K9.32 mi3.11 mi14751+26110305+10810305+10814268(Top 50%)10045(Top 62%)10045(Top 447%)
20K12.43 mi3.11 mi14758-710266+3910266+3914951(Top 53%)10288(Top 64%)10288(Top 458%)
Half13.11 mi0.68 mi14802-4410281-1510281-1515563(Top 55%)10591(Top 66%)10591(Top 471%)
25K15.53 mi2.42 mi14894-9210285-410285-415309(Top 54%)10365(Top 64%)10365(Top 461%)
30K18.64 mi3.11 mi15182-28810372-8710372-8716246(Top 57%)10592(Top 66%)10592(Top 471%)
20M20.00 mi1.36 mi15159+2310324+4810324+4815239(Top 54%)10025(Top 62%)10025(Top 446%)
21M21.00 mi1.00 mi15129+3010286+3810286+3815605(Top 55%)10049(Top 62%)10049(Top 447%)
35K21.75 mi0.75 mi15287-15810344-5810344-5818948(Top 67%)11462(Top 71%)11462(Top 510%)
23M23.00 mi1.25 mi15189+9810265+7910265+7913996(Top 49%)9169(Top 57%)9169(Top 408%)
24M24.00 mi1.00 mi15133+5610210+5510210+5514712(Top 52%)9455(Top 59%)9455(Top 421%)
40K24.85 mi0.85 mi15041+9210139+7110139+7112915(Top 45%)8494(Top 53%)8494(Top 378%)
25.2M25.20 mi0.35 mi1504110123+1610123+1615863(Top 56%)9800(Top 61%)9800(Top 436%)
Finish26.22 mi1.02 mi15113-7210130-710130-717163(Top 60%)10473(Top 65%)10473(Top 466%)

Segment Performance Analysis

10K→15K

0.0 - 3.1 mi

Top 50%
×21stories
+97ft-345ft

Overall

14268

Males

10045

M40-44

10045

5K→10K

3.1 - 6.2 mi

Top 52%
×5stories
+79ft-138ft

Overall

14900

Males

10383

M40-44

10383

10K→15K

6.2 - 9.3 mi

Top 50%
×3stories
+67ft-78ft

Overall

14268

Males

10045

M40-44

10045

15K→20K

9.3 - 12.4 mi

Top 53%
×5stories
+106ft-86ft

Overall

14951

Males

10288

M40-44

10288

20K→Half

12.4 - 13.1 mi

Top 55%
×2stories
+19ft-37ft

Overall

15563

Males

10591

M40-44

10591

Half→25K

13.1 - 15.5 mi

Top 54%
×4stories
+66ft-88ft

Overall

15309

Males

10365

M40-44

10365

25K→30K

15.5 - 18.6 mi

Top 57%
×9stories
+181ft-148ft

Overall

16246

Males

10592

M40-44

10592

30K→20M

18.6 - 20.0 mi

Top 54%
×5stories
+64ft-50ft

Overall

15239

Males

10025

M40-44

10025

20M→21M

20.0 - 21.0 mi

Top 55%
×8stories
+106ft-24ft

Overall

15605

Males

10049

M40-44

10049

21M→35K

21.0 - 21.8 mi

Top 67%
×7stories
+17ft-86ft

Overall

18948

Males

11462

M40-44

11462

35K→23M

21.8 - 23.0 mi

Top 49%
×5stories
+23ft-63ft

Overall

13996

Males

9169

M40-44

9169

23M→24M

23.0 - 24.0 mi

Top 52%
×6stories
+12ft-82ft

Overall

14712

Males

9455

M40-44

9455

24M→40K

24.0 - 24.9 mi

Top 45%
×1story
+6ft-20ft

Overall

12915

Males

8494

M40-44

8494

40K→25.2M

24.9 - 25.2 mi

Top 56%
×1story
+13ft-16ft

Overall

15863

Males

9800

M40-44

9800

25.2M→Finish

25.2 - 26.2 mi

Top 60%
×2stories
+22ft-21ft

Overall

17163

Males

10473

M40-44

10473

Passing Analysis

Category:
Athletes Passed
2020
Passed By
1947
Net Change
+73
SegmentAthletes PassedPassed ByNet ChangeStart RankEnd Rank
Start → 5K----#15186
5K → 10K380206+174#15186#15012
10K → 15K34685+261#15012#14751
15K → 20K215222-7#14751#14758
20K → Half2165-44#14758#14802
Half → 25K152244-92#14802#14894
25K → 30K162450-288#14894#15182
30K → 20M125102+23#15182#15159
20M → 21M12393+30#15159#15129
21M → 35K32190-158#15129#15287
35K → 23M15254+98#15287#15189
23M → 24M11256+56#15189#15133
24M → 40K11018+92#15133#15041
40K → 25.2M39390#15041#15041
25.2M → Finish51123-72#15041#15113
TOTALS20201947+73
📊

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