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BOSTON MARATHON 2025

Fai Hin Woo

Bib: 18575•M

0:00
0:00
/ mi
Masters
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Overall
#0 / 28404
Top 34%
Gender (Male)
#0 / 16105
Top 47%
Masters (Masters Men)
#0 / 10463
Top 36%
Division (M60-64)
#0 / 1259
Top 7%
Race Day Weather
50°/40°F
broken clouds

⏱️ Race Timeline

Start
0:00:00
Race begins
5K· 3.11 mi
23:39
Rank: #13207
Start → 5K
7:37/mi
23:39 split
10K· 6.21 mi
46:39
Rank: #12189 (+1018)
5K → 10K
7:24/mi
23:00 split
15K· 9.32 mi
1:09:50
Rank: #11908 (+281)
10K → 15K
7:28/mi
23:11 split
20K· 12.43 mi
1:33:40
Rank: #11961 (-53)
15K → 20K
7:40/mi
23:50 split
Half· 13.11 mi
1:38:42
Rank: #11878 (+83)
20K → Half
7:23/mi
5:02 split
25K· 15.53 mi
1:57:03
Rank: #11631 (+247)
Half → 25K
7:34/mi
18:21 split
30K· 18.64 mi
2:21:29
Rank: #11352 (+279)
25K → 30K
7:52/mi
24:26 split
20M
2:32:01
Rank: #11090 (+262)
30K → 20M
7:45/mi
10:32 split
21M
2:40:02
Rank: #10840 (+250)
20M → 21M
8:01/mi
8:01 split
35K· 21.75 mi
2:45:32
Rank: #10693 (+147)
21M → 35K
7:21/mi
5:30 split
23M
2:55:03
Rank: #10429 (+264)
35K → 23M
7:36/mi
9:31 split
24M
3:02:20
Rank: #10194 (+235)
23M → 24M
7:17/mi
7:17 split
40K· 24.85 mi
3:08:40
Rank: #10000 (+194)
24M → 40K
7:24/mi
6:20 split
25.2M
3:11:24
Rank: #9897 (+103)
40K → 25.2M
7:56/mi
2:44 split
Finish· 26.22 mi
3:18:31
Rank: #9684 (+213)
25.2M → Finish
6:59/mi
7:07 split

The Course

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Half Splits

1st Half· via HalfFaster
Distance13.11 mi
Time1:38:42
Pace7:32 /mi
2nd Half
Distance13.11 mi
Time1:39:49
Pace7:37 /mi
📊Positive Split: 1.1% slower second half

Checkpoint Splits

CheckpointDistanceTime of DayTimeAvg PaceSegment TimeSegment PaceDiff
5K
3.11 mi11:15:3223:397:3723:39
7:37
-
10K
6.21 mi11:38:3246:397:3023:00
7:24
-0:13
15K
9.32 mi12:01:431:09:507:3023:11
7:28
+0:04
20K
12.43 mi12:25:331:33:407:3223:50
7:40
+0:12
Half
13.11 mi12:30:351:38:427:325:02
7:23
-0:17
25K
15.53 mi12:48:561:57:037:3218:21
7:34
+0:11
30K
18.64 mi13:13:222:21:297:3524:26
7:52
+0:18
20M
20.00 mi13:23:542:32:017:3610:32
7:45
-0:07
21M
21.00 mi13:31:552:40:027:378:01
8:01
+0:16
35K
21.75 mi13:37:252:45:327:375:30
7:21
-0:40
23M
23.00 mi13:46:562:55:037:379:31
7:36
+0:15
24M
24.00 mi13:54:133:02:207:367:17
7:17
-0:19
40K
24.85 mi14:00:333:08:407:356:20
7:24
+0:07
25.2M
25.20 mi14:03:173:11:247:362:44
7:56
+0:32
Finish
26.22 mi14:10:243:18:317:357:07
6:59
-0:57

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

6:59 /mi

Average Pace

7:35 /mi

Slowest Pace

8:01 /mi

Loading chart...
Fastest
Middle
Slowest
Average

📊Segments

Segment Time Comparison

Time at Faster Pace

2:32:48

77% of race

Time at Steady Pace

45:43

23% of race

Time at Slower Pace

0:00

0% of race

Average Pace: 7:34 /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 mi11:15:3223:397:3723:39
7:37
#13207
10K
6.21 mi11:38:3246:397:3023:00
7:24
#12189
15K
9.32 mi12:01:431:09:507:3023:11
7:28
#11908
20K
12.43 mi12:25:331:33:407:3223:50
7:40
#11961
Half
13.11 mi12:30:351:38:427:325:02
7:23
#11878
25K
15.53 mi12:48:561:57:037:3218:21
7:34
#11631
30K
18.64 mi13:13:222:21:297:3524:26
7:52
#11352
20M
20.00 mi13:23:542:32:017:3610:32
7:45
#11090
21M
21.00 mi13:31:552:40:027:378:01
8:01
#10840
35K
21.75 mi13:37:252:45:327:375:30
7:21
#10693
23M
23.00 mi13:46:562:55:037:379:31
7:36
#10429
24M
24.00 mi13:54:133:02:207:367:17
7:17
#10194
40K
24.85 mi14:00:333:08:407:356:20
7:24
#10000
25.2M
25.20 mi14:03:173:11:247:362:44
7:56
#9897
Finish
26.22 mi14:10:243:18:317:357:07
6:59
#9684
Faster pace
Steady pace
Slower pace

Checkpoint and Segment Rankings

CheckpointDistanceSeg. DistOverallMalesM60-64Seg. OverallSeg. MalesSeg. M60-64
5K3.11 mi3.11 mi132079726972611414(Top 40%)8790(Top 55%)8790(Top 698%)
10K6.21 mi3.10 mi12189+10189249+4779249+47711193(Top 39%)8744(Top 54%)8744(Top 695%)
15K9.32 mi3.11 mi11908+2819098+1519098+15111414(Top 40%)8790(Top 55%)8790(Top 698%)
20K12.43 mi3.11 mi11961-539078+209078+2012132(Top 43%)9026(Top 56%)9026(Top 717%)
Half13.11 mi0.68 mi11878+839030+489030+4810619(Top 37%)8341(Top 52%)8341(Top 663%)
25K15.53 mi2.42 mi11631+2478879+1518879+15110479(Top 37%)8131(Top 50%)8131(Top 646%)
30K18.64 mi3.11 mi11352+2798673+2068673+20610375(Top 37%)7873(Top 49%)7873(Top 625%)
20M20.00 mi1.36 mi11090+2628509+1648509+1648717(Top 31%)6858(Top 43%)6858(Top 545%)
21M21.00 mi1.00 mi10840+2508344+1658344+1657436(Top 26%)5939(Top 37%)5939(Top 472%)
35K21.75 mi0.75 mi10693+1478259+858259+857565(Top 27%)6042(Top 38%)6042(Top 480%)
23M23.00 mi1.25 mi10429+2648084+1758084+1757254(Top 26%)5734(Top 36%)5734(Top 455%)
24M24.00 mi1.00 mi10194+2357930+1547930+1546321(Top 22%)5121(Top 32%)5121(Top 407%)
40K24.85 mi0.85 mi10000+1947801+1297801+1296255(Top 22%)5015(Top 31%)5015(Top 398%)
25.2M25.20 mi0.35 mi9897+1037729+727729+725593(Top 20%)4511(Top 28%)4511(Top 358%)
Finish26.22 mi1.02 mi9684+2137575+1547575+1545639(Top 20%)4510(Top 28%)4510(Top 358%)

Segment Performance Analysis

10K→15K

0.0 - 3.1 mi

Top 40%
×21story building
+97ft-345ft

Overall

11414

Males

8790

M60-64

8790

5K→10K

3.1 - 6.2 mi

Top 39%
×5story building
+79ft-138ft

Overall

11193

Males

8744

M60-64

8744

10K→15K

6.2 - 9.3 mi

Top 40%
×3story building
+67ft-78ft

Overall

11414

Males

8790

M60-64

8790

15K→20K

9.3 - 12.4 mi

Top 43%
×5story building
+106ft-86ft

Overall

12132

Males

9026

M60-64

9026

20K→Half

12.4 - 13.1 mi

Top 37%
×2story building
+19ft-37ft

Overall

10619

Males

8341

M60-64

8341

Half→25K

13.1 - 15.5 mi

Top 37%
×4story building
+66ft-88ft

Overall

10479

Males

8131

M60-64

8131

25K→30K

15.5 - 18.6 mi

Top 37%
×9story building
+181ft-148ft

Overall

10375

Males

7873

M60-64

7873

30K→20M

18.6 - 20.0 mi

Top 31%
×5story building
+64ft-50ft

Overall

8717

Males

6858

M60-64

6858

20M→21M

20.0 - 21.0 mi

Top 26%
×8story building
+106ft-24ft

Overall

7436

Males

5939

M60-64

5939

21M→35K

21.0 - 21.8 mi

Top 27%
×7story building
+17ft-86ft

Overall

7565

Males

6042

M60-64

6042

35K→23M

21.8 - 23.0 mi

Top 26%
×5story building
+23ft-63ft

Overall

7254

Males

5734

M60-64

5734

23M→24M

23.0 - 24.0 mi

Top 22%
×6story building
+12ft-82ft

Overall

6321

Males

5121

M60-64

5121

24M→40K

24.0 - 24.9 mi

Top 22%
×1story
+6ft-20ft

Overall

6255

Males

5015

M60-64

5015

40K→25.2M

24.9 - 25.2 mi

Top 20%
×1story
+13ft-16ft

Overall

5593

Males

4511

M60-64

4511

25.2M→Finish

25.2 - 26.2 mi

Top 20%
×2story building
+22ft-21ft

Overall

5639

Males

4510

M60-64

4510

Passing Analysis

Category:
Athletes Passed
4039*
Passed By
516
Net Change
+3523
SegmentAthletes PassedPassed ByNet ChangeStart RankEnd Rank
Start → 5K----#13207
5K → 10K104931+1018#13207#12189
10K → 15K34665+281#12189#11908
15K → 20K179232-53#11908#11961
20K → Half929+83#11961#11878
Half → 25K28538+247#11878#11631
25K → 30K36990+279#11631#11352
30K → 20M27412+262#11352#11090
20M → 21M2599+250#11090#10840
21M → 35K1492+147#10840#10693
35K → 23M2728+264#10693#10429
23M → 24M2394+235#10429#10194
24M → 40K20410+194#10194#10000
40K → 25.2M106*3+103#10000#9897
25.2M → Finish2163+213#9897#9684
TOTALS4039*516+3523

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

📊

Passing Visuals

Category:
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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