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BOSTON MARATHON 2025

Matt Phan

Bib: 12237•M

CA

0:00
0:00
/ mi
Masters
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Overall
#0 / 28404
Gender (Male)
#0 / 16105
Masters (Masters Men)
#0 / 10463
Division (M50-54)
#0 / 1996
Race Day Weather
50°/40°F
broken clouds

⏱️ Race Timeline

Start
0:00:00
Race begins
5K· 3.11 mi
29:34
Rank: #24292
Start → 5K
29:34 | 9:31/mi
10K· 6.21 mi
59:33
Rank: #24406 (-114)
5K → 10K
29:59 | 9:39/mi
15K· 9.32 mi
1:29:06
Rank: #24198 (+208)
10K → 15K
29:33 | 9:31/mi
20K· 12.43 mi
1:59:40
Rank: #24111 (+87)
15K → 20K
30:34 | 9:50/mi
Half· 13.11 mi
2:06:24
Rank: #24132 (-21)
20K → Half
6:44 | 9:52/mi
25K· 15.53 mi
2:30:38
Rank: #23968 (+164)
Half → 25K
24:14 | 10:00/mi
30K· 18.64 mi
3:02:57
Rank: #23709 (+259)
25K → 30K
32:19 | 10:24/mi
20M
3:17:29
Rank: #23646 (+63)
30K → 20M
14:32 | 10:42/mi
21M
3:28:31
Rank: #23523 (+123)
20M → 21M
11:02 | 11:02/mi
35K· 21.75 mi
3:36:07
Rank: #23450 (+73)
21M → 35K
7:36 | 10:10/mi
23M
3:49:18
Rank: #23386 (+64)
35K → 23M
13:11 | 10:32/mi
24M
3:59:51
Rank: #23366 (+20)
23M → 24M
10:33 | 10:33/mi
40K· 24.85 mi
4:09:07
Rank: #23309 (+57)
24M → 40K
9:16 | 10:50/mi
25.2M
4:13:13
Rank: #23309
40K → 25.2M
4:06 | 11:53/mi
Finish· 26.22 mi
4:23:43
Rank: #23354 (-45)
25.2M → Finish
10:30 | 10:18/mi

The Course

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Half Splits

1st Half· via HalfFaster
Distance13.11 mi
Time2:06:24
Pace9:39 /mi
2nd Half
Distance13.11 mi
Time2:17:19
Pace10:28 /mi
📊Positive Split: 8.6% slower second half

Checkpoint Splits

CheckpointDistanceTime of DayTimeAvg PaceSegment TimeSegment PaceDiff
5K
3.11 mi11:30:4929:349:3129:34
9:31
-
10K
6.21 mi12:00:4859:339:3529:59
9:39
+0:08
15K
9.32 mi12:30:211:29:069:3429:33
9:31
-0:08
20K
12.43 mi13:00:551:59:409:3830:34
9:50
+0:19
Half
13.11 mi13:07:392:06:249:396:44
9:52
+0:02
25K
15.53 mi13:31:532:30:389:4224:14
10:00
+0:08
30K
18.64 mi14:04:123:02:579:4932:19
10:24
+0:24
20M
20.00 mi14:18:443:17:299:5214:32
10:42
+0:18
21M
21.00 mi14:29:463:28:319:5611:02
11:02
+0:20
35K
21.75 mi14:37:223:36:079:567:36
10:10
-0:52
23M
23.00 mi14:50:333:49:189:5813:11
10:32
+0:22
24M
24.00 mi15:01:063:59:5110:0010:33
10:33
+0:01
40K
24.85 mi15:10:224:09:0710:019:16
10:50
+0:17
25.2M
25.20 mi15:14:284:13:1310:034:06
11:53
+1:03
Finish
26.22 mi15:24:584:23:4310:0410:30
10:18
-1:35

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

9:31 /mi

Average Pace

10:04 /mi

Slowest Pace

11:53 /mi

Loading chart...
Fastest
Middle
Slowest
Average

📊Segments

Segment Time Comparison

Time at Faster Pace

2:06:24

48% of race

Time at Steady Pace

1:38:23

37% of race

Time at Slower Pace

38:56

15% of race

Average Pace: 10:03 /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 mi11:30:4929:349:3129:34
9:31
#24292
10K
6.21 mi12:00:4859:339:3529:59
9:39
#24406
15K
9.32 mi12:30:211:29:069:3429:33
9:31
#24198
20K
12.43 mi13:00:551:59:409:3830:34
9:50
#24111
Half
13.11 mi13:07:392:06:249:396:44
9:52
#24132
25K
15.53 mi13:31:532:30:389:4224:14
10:00
#23968
30K
18.64 mi14:04:123:02:579:4932:19
10:24
#23709
20M
20.00 mi14:18:443:17:299:5214:32
10:42
#23646
21M
21.00 mi14:29:463:28:319:5611:02
11:02
#23523
35K
21.75 mi14:37:223:36:079:567:36
10:10
#23450
23M
23.00 mi14:50:333:49:189:5813:11
10:32
#23386
24M
24.00 mi15:01:063:59:5110:0010:33
10:33
#23366
40K
24.85 mi15:10:224:09:0710:019:16
10:50
#23309
25.2M
25.20 mi15:14:284:13:1310:034:06
11:53
#23309
Finish
26.22 mi15:24:584:23:4310:0410:30
10:18
#23354
Faster pace
Steady pace
Slower pace

Checkpoint and Segment Rankings

CheckpointDistanceSeg. DistOverallMalesM50-54Seg. OverallSeg. MalesSeg. M50-54
5K3.11 mi3.11 mi24292143831438323774(Top 84%)14184(Top 88%)14184(Top 711%)
10K6.21 mi3.10 mi24406-11414443-6014443-6024483(Top 86%)14464(Top 90%)14464(Top 725%)
15K9.32 mi3.11 mi24198+20814349+9414349+9423774(Top 84%)14184(Top 88%)14184(Top 711%)
20K12.43 mi3.11 mi24111+8714294+5514294+5523856(Top 84%)14160(Top 88%)14160(Top 709%)
Half13.11 mi0.68 mi24132-2114302-814302-824527(Top 86%)14445(Top 90%)14445(Top 724%)
25K15.53 mi2.42 mi23968+16414228+7414228+7423247(Top 82%)13857(Top 86%)13857(Top 694%)
30K18.64 mi3.11 mi23709+25914070+15814070+15822712(Top 80%)13489(Top 84%)13489(Top 676%)
20M20.00 mi1.36 mi23646+6314017+5314017+5322934(Top 81%)13489(Top 84%)13489(Top 676%)
21M21.00 mi1.00 mi23523+12313951+6613951+6621491(Top 76%)12738(Top 79%)12738(Top 638%)
35K21.75 mi0.75 mi23450+7313903+4813903+4822320(Top 79%)13068(Top 81%)13068(Top 655%)
23M23.00 mi1.25 mi23386+6413861+4213861+4222094(Top 78%)12928(Top 80%)12928(Top 648%)
24M24.00 mi1.00 mi23366+2013832+2913832+2922952(Top 81%)13284(Top 82%)13284(Top 666%)
40K24.85 mi0.85 mi23309+5713785+4713785+4722763(Top 80%)13123(Top 81%)13123(Top 657%)
25.2M25.20 mi0.35 mi2330913779+613779+622988(Top 81%)13282(Top 82%)13282(Top 665%)
Finish26.22 mi1.02 mi23354-4513791-1213791-1223799(Top 84%)13668(Top 85%)13668(Top 685%)

Segment Performance Analysis

10K→15K

0.0 - 3.1 mi

Top 84%
×21stories
+97ft-345ft

Overall

23774

Males

14184

M50-54

14184

5K→10K

3.1 - 6.2 mi

Top 86%
×5stories
+79ft-138ft

Overall

24483

Males

14464

M50-54

14464

10K→15K

6.2 - 9.3 mi

Top 84%
×3stories
+67ft-78ft

Overall

23774

Males

14184

M50-54

14184

15K→20K

9.3 - 12.4 mi

Top 84%
×5stories
+106ft-86ft

Overall

23856

Males

14160

M50-54

14160

20K→Half

12.4 - 13.1 mi

Top 86%
×2stories
+19ft-37ft

Overall

24527

Males

14445

M50-54

14445

Half→25K

13.1 - 15.5 mi

Top 82%
×4stories
+66ft-88ft

Overall

23247

Males

13857

M50-54

13857

25K→30K

15.5 - 18.6 mi

Top 80%
×9stories
+181ft-148ft

Overall

22712

Males

13489

M50-54

13489

30K→20M

18.6 - 20.0 mi

Top 81%
×5stories
+64ft-50ft

Overall

22934

Males

13489

M50-54

13489

20M→21M

20.0 - 21.0 mi

Top 76%
×8stories
+106ft-24ft

Overall

21491

Males

12738

M50-54

12738

21M→35K

21.0 - 21.8 mi

Top 79%
×7stories
+17ft-86ft

Overall

22320

Males

13068

M50-54

13068

35K→23M

21.8 - 23.0 mi

Top 78%
×5stories
+23ft-63ft

Overall

22094

Males

12928

M50-54

12928

23M→24M

23.0 - 24.0 mi

Top 81%
×6stories
+12ft-82ft

Overall

22952

Males

13284

M50-54

13284

24M→40K

24.0 - 24.9 mi

Top 80%
×1story
+6ft-20ft

Overall

22763

Males

13123

M50-54

13123

40K→25.2M

24.9 - 25.2 mi

Top 81%
×1story
+13ft-16ft

Overall

22988

Males

13282

M50-54

13282

25.2M→Finish

25.2 - 26.2 mi

Top 84%
×2stories
+22ft-21ft

Overall

23799

Males

13668

M50-54

13668

Passing Analysis

Category:
Athletes Passed
1743
Passed By
805
Net Change
+938
SegmentAthletes PassedPassed ByNet ChangeStart RankEnd Rank
Start → 5K----#24292
5K → 10K170284-114#24292#24406
10K → 15K26456+208#24406#24198
15K → 20K17891+87#24198#24111
20K → Half1637-21#24111#24132
Half → 25K21147+164#24132#23968
25K → 30K29334+259#23968#23709
30K → 20M10239+63#23709#23646
20M → 21M14118+123#23646#23523
21M → 35K8916+73#23523#23450
35K → 23M9127+64#23450#23386
23M → 24M6343+20#23386#23366
24M → 40K7619+57#23366#23309
40K → 25.2M19190#23309#23309
25.2M → Finish3075-45#23309#23354
TOTALS1743805+938
📊

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