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BOSTON MARATHON 2025

Michael Woo

Bib: 21030•M

TX

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

⏱️ Race Timeline

Start
0:00:00
Race begins
5K· 3.11 mi
25:17
Rank: #17638
Start → 5K
25:17 | 8:08/mi
10K· 6.21 mi
51:22
Rank: #18418 (-780)
5K → 10K
26:05 | 8:24/mi
15K· 9.32 mi
1:18:34
Rank: #19221 (-803)
10K → 15K
27:12 | 8:45/mi
20K· 12.43 mi
1:48:18
Rank: #20499 (-1278)
15K → 20K
29:44 | 9:34/mi
Half· 13.11 mi
1:55:01
Rank: #20794 (-295)
20K → Half
6:43 | 9:51/mi
25K· 15.53 mi
2:20:25
Rank: #21736 (-942)
Half → 25K
25:24 | 10:29/mi
30K· 18.64 mi
2:57:47
Rank: #22906 (-1170)
25K → 30K
37:22 | 12:02/mi
20M
3:15:03
Rank: #23285 (-379)
30K → 20M
17:16 | 12:42/mi
21M
3:27:51
Rank: #23423 (-138)
20M → 21M
12:48 | 12:48/mi
35K· 21.75 mi
3:36:39
Rank: #23550 (-127)
21M → 35K
8:48 | 11:46/mi
23M
3:50:58
Rank: #23589 (-39)
35K → 23M
14:19 | 11:26/mi
24M
4:02:41
Rank: #23701 (-112)
23M → 24M
11:43 | 11:43/mi
40K· 24.85 mi
4:12:48
Rank: #23741 (-40)
24M → 40K
10:07 | 11:50/mi
25.2M
4:17:26
Rank: #23781 (-40)
40K → 25.2M
4:38 | 13:26/mi
Finish· 26.22 mi
4:28:41
Rank: #23879 (-98)
25.2M → Finish
11:15 | 11:02/mi

The Course

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Half Splits

1st Half· via HalfFaster
Distance13.11 mi
Time1:55:01
Pace8:46 /mi
2nd Half
Distance13.11 mi
Time2:33:40
Pace11:43 /mi
📊Positive Split: 33.6% slower second half

Checkpoint Splits

CheckpointDistanceTime of DayTimeAvg PaceSegment TimeSegment PaceDiff
5K
3.11 mi11:18:5525:178:0825:17
8:08
-
10K
6.21 mi11:45:0051:228:1626:05
8:24
+0:16
15K
9.32 mi12:12:121:18:348:2627:12
8:45
+0:21
20K
12.43 mi12:41:561:48:188:4329:44
9:34
+0:49
Half
13.11 mi12:48:391:55:018:466:43
9:51
+0:17
25K
15.53 mi13:14:032:20:259:0225:24
10:29
+0:38
30K
18.64 mi13:51:252:57:479:3237:22
12:02
+1:33
20M
20.00 mi14:08:413:15:039:4517:16
12:42
+0:40
21M
21.00 mi14:21:293:27:519:5412:48
12:48
+0:06
35K
21.75 mi14:30:173:36:399:588:48
11:46
-1:02
23M
23.00 mi14:44:363:50:5810:0314:19
11:26
-0:20
24M
24.00 mi14:56:194:02:4110:0711:43
11:43
+0:17
40K
24.85 mi15:06:264:12:4810:1010:07
11:50
+0:07
25.2M
25.20 mi15:11:044:17:2610:134:38
13:26
+1:36
Finish
26.22 mi15:22:194:28:4110:1511:15
11:02
-2:24

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

8:08 /mi

Average Pace

10:15 /mi

Slowest Pace

13:26 /mi

Loading chart...
Fastest
Middle
Slowest
Average

📊Segments

Segment Time Comparison

Time at Faster Pace

2:20:25

52% of race

Time at Steady Pace

1:33:34

35% of race

Time at Slower Pace

34:42

13% of race

Average Pace: 10:15 /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 mi11:18:5525:178:0825:17
8:08
#17638
10K
6.21 mi11:45:0051:228:1626:05
8:24
#18418
15K
9.32 mi12:12:121:18:348:2627:12
8:45
#19221
20K
12.43 mi12:41:561:48:188:4329:44
9:34
#20499
Half
13.11 mi12:48:391:55:018:466:43
9:51
#20794
25K
15.53 mi13:14:032:20:259:0225:24
10:29
#21736
30K
18.64 mi13:51:252:57:479:3237:22
12:02
#22906
20M
20.00 mi14:08:413:15:039:4517:16
12:42
#23285
21M
21.00 mi14:21:293:27:519:5412:48
12:48
#23423
35K
21.75 mi14:30:173:36:399:588:48
11:46
#23550
23M
23.00 mi14:44:363:50:5810:0314:19
11:26
#23589
24M
24.00 mi14:56:194:02:4110:0711:43
11:43
#23701
40K
24.85 mi15:06:264:12:4810:1010:07
11:50
#23741
25.2M
25.20 mi15:11:044:17:2610:134:38
13:26
#23781
Finish
26.22 mi15:22:194:28:4110:1511:15
11:02
#23879
Faster pace
Steady pace
Slower pace

Checkpoint and Segment Rankings

CheckpointDistanceSeg. DistOverallMalesM60-64Seg. OverallSeg. MalesSeg. M60-64
5K3.11 mi3.11 mi17638114751147520784(Top 73%)12852(Top 80%)12852(Top 1021%)
10K6.21 mi3.10 mi18418-78011800-32511800-32519157(Top 67%)12130(Top 75%)12130(Top 963%)
15K9.32 mi3.11 mi19221-80312146-34612146-34620784(Top 73%)12852(Top 80%)12852(Top 1021%)
20K12.43 mi3.11 mi20499-127812686-54012686-54023118(Top 81%)13846(Top 86%)13846(Top 1100%)
Half13.11 mi0.68 mi20794-29512816-13012816-13024470(Top 86%)14421(Top 90%)14421(Top 1145%)
25K15.53 mi2.42 mi21736-94213211-39513211-39524331(Top 86%)14342(Top 89%)14342(Top 1139%)
30K18.64 mi3.11 mi22906-117013712-50113712-50125633(Top 90%)14822(Top 92%)14822(Top 1177%)
20M20.00 mi1.36 mi23285-37913869-15713869-15726148(Top 92%)14991(Top 93%)14991(Top 1191%)
21M21.00 mi1.00 mi23423-13813902-3313902-3324788(Top 87%)14264(Top 89%)14264(Top 1133%)
35K21.75 mi0.75 mi23550-12713952-5013952-5025502(Top 90%)14586(Top 91%)14586(Top 1159%)
23M23.00 mi1.25 mi23589-3913954-213954-224134(Top 85%)13906(Top 86%)13906(Top 1105%)
24M24.00 mi1.00 mi23701-11213988-3413988-3425269(Top 89%)14443(Top 90%)14443(Top 1147%)
40K24.85 mi0.85 mi23741-4013990-213990-224670(Top 87%)14094(Top 88%)14094(Top 1119%)
25.2M25.20 mi0.35 mi23781-4014008-1814008-1825589(Top 90%)14528(Top 90%)14528(Top 1154%)
Finish26.22 mi1.02 mi23879-9814044-3614044-3625440(Top 90%)14496(Top 90%)14496(Top 1151%)

Segment Performance Analysis

10K→15K

0.0 - 3.1 mi

Top 73%
×21stories
+97ft-345ft

Overall

20784

Males

12852

M60-64

12852

5K→10K

3.1 - 6.2 mi

Top 67%
×5stories
+79ft-138ft

Overall

19157

Males

12130

M60-64

12130

10K→15K

6.2 - 9.3 mi

Top 73%
×3stories
+67ft-78ft

Overall

20784

Males

12852

M60-64

12852

15K→20K

9.3 - 12.4 mi

Top 81%
×5stories
+106ft-86ft

Overall

23118

Males

13846

M60-64

13846

20K→Half

12.4 - 13.1 mi

Top 86%
×2stories
+19ft-37ft

Overall

24470

Males

14421

M60-64

14421

Half→25K

13.1 - 15.5 mi

Top 86%
×4stories
+66ft-88ft

Overall

24331

Males

14342

M60-64

14342

25K→30K

15.5 - 18.6 mi

Top 90%
×9stories
+181ft-148ft

Overall

25633

Males

14822

M60-64

14822

30K→20M

18.6 - 20.0 mi

Top 92%
×5stories
+64ft-50ft

Overall

26148

Males

14991

M60-64

14991

20M→21M

20.0 - 21.0 mi

Top 87%
×8stories
+106ft-24ft

Overall

24788

Males

14264

M60-64

14264

21M→35K

21.0 - 21.8 mi

Top 90%
×7stories
+17ft-86ft

Overall

25502

Males

14586

M60-64

14586

35K→23M

21.8 - 23.0 mi

Top 85%
×5stories
+23ft-63ft

Overall

24134

Males

13906

M60-64

13906

23M→24M

23.0 - 24.0 mi

Top 89%
×6stories
+12ft-82ft

Overall

25269

Males

14443

M60-64

14443

24M→40K

24.0 - 24.9 mi

Top 87%
×1story
+6ft-20ft

Overall

24670

Males

14094

M60-64

14094

40K→25.2M

24.9 - 25.2 mi

Top 90%
×1story
+13ft-16ft

Overall

25589

Males

14528

M60-64

14528

25.2M→Finish

25.2 - 26.2 mi

Top 90%
×2stories
+22ft-21ft

Overall

25440

Males

14496

M60-64

14496

Passing Analysis

Category:
Athletes Passed
379
Passed By
6620
Net Change
-6241
SegmentAthletes PassedPassed ByNet ChangeStart RankEnd Rank
Start → 5K----#17638
5K → 10K70850-780#17638#18418
10K → 15K44847-803#18418#19221
15K → 20K241302-1278#19221#20499
20K → Half4299-295#20499#20794
Half → 25K22964-942#20794#21736
25K → 30K231193-1170#21736#22906
30K → 20M19398-379#22906#23285
20M → 21M35173-138#23285#23423
21M → 35K16143-127#23423#23550
35K → 23M6099-39#23550#23589
23M → 24M17129-112#23589#23701
24M → 40K2565-40#23701#23741
40K → 25.2M646-40#23741#23781
25.2M → Finish14112-98#23781#23879
TOTALS3796620-6241
📊

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