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BOSTON MARATHON 2025

Thomas Phan

Bib: 28033•M

MA

0:00
0:00
/ mi
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Overall
#0 / 28404
Gender (Male)
#0 / 16105
Division (M18-39)
#0 / 5642
Race Day Weather
50°/40°F
broken clouds

⏱️ Race Timeline

Start
0:00:00
Race begins
5K· 3.11 mi
32:19
Rank: #26544
Start → 5K
32:19 | 10:24/mi
10K· 6.21 mi
1:06:58
Rank: #26988 (-444)
5K → 10K
34:39 | 11:09/mi
15K· 9.32 mi
1:43:56
Rank: #27253 (-265)
10K → 15K
36:58 | 11:54/mi
20K· 12.43 mi
2:24:34
Rank: #27509 (-256)
15K → 20K
40:38 | 13:05/mi
Half· 13.11 mi
2:33:05
Rank: #27539 (-30)
20K → Half
8:31 | 12:29/mi
25K· 15.53 mi
3:05:29
Rank: #27543 (-4)
Half → 25K
32:24 | 13:22/mi
30K· 18.64 mi
3:49:11
Rank: #27567 (-24)
25K → 30K
43:42 | 14:04/mi
20M
4:09:31
Rank: #27594 (-27)
30K → 20M
20:20 | 14:58/mi
21M
4:23:16
Rank: #27537 (+57)
20M → 21M
13:45 | 13:45/mi
35K· 21.75 mi
4:33:06
Rank: #27539 (-2)
21M → 35K
9:50 | 13:09/mi
23M
4:52:43
Rank: #27606 (-67)
35K → 23M
19:37 | 15:40/mi
24M
5:04:16
Rank: #27555 (+51)
23M → 24M
11:33 | 11:33/mi
40K· 24.85 mi
5:15:42
Rank: #27533 (+22)
24M → 40K
11:26 | 13:22/mi
25.2M
5:20:39
Rank: #27524 (+9)
40K → 25.2M
4:57 | 14:21/mi
Finish· 26.22 mi
5:33:32
Rank: #27532 (-8)
25.2M → Finish
12:53 | 12:39/mi

The Course

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Half Splits

1st Half· via HalfFaster
Distance13.11 mi
Time2:33:05
Pace11:41 /mi
2nd Half
Distance13.11 mi
Time3:00:27
Pace13:46 /mi
📊Positive Split: 17.9% slower second half

Checkpoint Splits

CheckpointDistanceTime of DayTimeAvg PaceSegment TimeSegment PaceDiff
5K
3.11 mi11:57:4332:1910:2432:19
10:24
-
10K
6.21 mi12:32:221:06:5810:4734:39
11:09
+0:45
15K
9.32 mi13:09:201:43:5611:0936:58
11:54
+0:45
20K
12.43 mi13:49:582:24:3411:3840:38
13:05
+1:11
Half
13.11 mi13:58:292:33:0511:418:31
12:29
-0:36
25K
15.53 mi14:30:533:05:2911:5632:24
13:22
+0:53
30K
18.64 mi15:14:353:49:1112:1843:42
14:04
+0:42
20M
20.00 mi15:34:554:09:3112:2920:20
14:58
+0:54
21M
21.00 mi15:48:404:23:1612:3213:45
13:45
-1:13
35K
21.75 mi15:58:304:33:0612:339:50
13:09
-0:36
23M
23.00 mi16:18:074:52:4312:4419:37
15:40
+2:31
24M
24.00 mi16:29:405:04:1612:4111:33
11:33
-4:07
40K
24.85 mi16:41:065:15:4212:4211:26
13:22
+1:49
25.2M
25.20 mi16:46:035:20:3912:434:57
14:21
+0:59
Finish
26.22 mi16:58:565:33:3212:4412:53
12:39
-1:42

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

10:24 /mi

Average Pace

12:44 /mi

Slowest Pace

15:40 /mi

Loading chart...
Fastest
Middle
Slowest
Average

📊Segments

Segment Time Comparison

Time at Faster Pace

1:55:29

35% of race

Time at Steady Pace

2:09:27

39% of race

Time at Slower Pace

1:28:36

27% of race

Average Pace: 12:43 /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 mi11:57:4332:1910:2432:19
10:24
#26544
10K
6.21 mi12:32:221:06:5810:4734:39
11:09
#26988
15K
9.32 mi13:09:201:43:5611:0936:58
11:54
#27253
20K
12.43 mi13:49:582:24:3411:3840:38
13:05
#27509
Half
13.11 mi13:58:292:33:0511:418:31
12:29
#27539
25K
15.53 mi14:30:533:05:2911:5632:24
13:22
#27543
30K
18.64 mi15:14:353:49:1112:1843:42
14:04
#27567
20M
20.00 mi15:34:554:09:3112:2920:20
14:58
#27594
21M
21.00 mi15:48:404:23:1612:3213:45
13:45
#27537
35K
21.75 mi15:58:304:33:0612:339:50
13:09
#27539
23M
23.00 mi16:18:074:52:4312:4419:37
15:40
#27606
24M
24.00 mi16:29:405:04:1612:4111:33
11:33
#27555
40K
24.85 mi16:41:065:15:4212:4211:26
13:22
#27533
25.2M
25.20 mi16:46:035:20:3912:434:57
14:21
#27524
Finish
26.22 mi16:58:565:33:3212:4412:53
12:39
#27532
Faster pace
Steady pace
Slower pace

Checkpoint and Segment Rankings

CheckpointDistanceSeg. DistOverallMalesM18-39Seg. OverallSeg. MalesSeg. M18-39
5K3.11 mi3.11 mi26544154131541327558(Top 97%)15764(Top 98%)15764(Top 279%)
10K6.21 mi3.10 mi26988-44415585-17215585-17227246(Top 96%)15667(Top 97%)15667(Top 278%)
15K9.32 mi3.11 mi27253-26515682-9715682-9727558(Top 97%)15764(Top 98%)15764(Top 279%)
20K12.43 mi3.11 mi27509-25615772-9015772-9027870(Top 98%)15887(Top 99%)15887(Top 282%)
Half13.11 mi0.68 mi27539-3015778-615778-627754(Top 98%)15827(Top 98%)15827(Top 281%)
25K15.53 mi2.42 mi27543-415771+715771+727542(Top 97%)15732(Top 98%)15732(Top 279%)
30K18.64 mi3.11 mi27567-2415759+1215759+1227552(Top 97%)15677(Top 97%)15677(Top 278%)
20M20.00 mi1.36 mi27594-2715763-415763-427850(Top 98%)15794(Top 98%)15794(Top 280%)
21M21.00 mi1.00 mi27537+5715732+3115732+3125950(Top 91%)14866(Top 92%)14866(Top 263%)
35K21.75 mi0.75 mi27539-215725+715725+727098(Top 95%)15391(Top 96%)15391(Top 273%)
23M23.00 mi1.25 mi27606-6715754-2915754-2928094(Top 99%)15900(Top 99%)15900(Top 282%)
24M24.00 mi1.00 mi27555+5115729+2515729+2524975(Top 88%)14295(Top 89%)14295(Top 253%)
40K24.85 mi0.85 mi27533+2215717+1215717+1226660(Top 94%)15117(Top 94%)15117(Top 268%)
25.2M25.20 mi0.35 mi27524+915715+215715+226620(Top 94%)15077(Top 94%)15077(Top 267%)
Finish26.22 mi1.02 mi27532-815709+615709+627394(Top 96%)15508(Top 96%)15508(Top 275%)

Segment Performance Analysis

10K→15K

0.0 - 3.1 mi

Top 97%
×21stories
+97ft-345ft

Overall

27558

Males

15764

M18-39

15764

5K→10K

3.1 - 6.2 mi

Top 96%
×5stories
+79ft-138ft

Overall

27246

Males

15667

M18-39

15667

10K→15K

6.2 - 9.3 mi

Top 97%
×3stories
+67ft-78ft

Overall

27558

Males

15764

M18-39

15764

15K→20K

9.3 - 12.4 mi

Top 98%
×5stories
+106ft-86ft

Overall

27870

Males

15887

M18-39

15887

20K→Half

12.4 - 13.1 mi

Top 98%
×2stories
+19ft-37ft

Overall

27754

Males

15827

M18-39

15827

Half→25K

13.1 - 15.5 mi

Top 97%
×4stories
+66ft-88ft

Overall

27542

Males

15732

M18-39

15732

25K→30K

15.5 - 18.6 mi

Top 97%
×9stories
+181ft-148ft

Overall

27552

Males

15677

M18-39

15677

30K→20M

18.6 - 20.0 mi

Top 98%
×5stories
+64ft-50ft

Overall

27850

Males

15794

M18-39

15794

20M→21M

20.0 - 21.0 mi

Top 91%
×8stories
+106ft-24ft

Overall

25950

Males

14866

M18-39

14866

21M→35K

21.0 - 21.8 mi

Top 95%
×7stories
+17ft-86ft

Overall

27098

Males

15391

M18-39

15391

35K→23M

21.8 - 23.0 mi

Top 99%
×5stories
+23ft-63ft

Overall

28094

Males

15900

M18-39

15900

23M→24M

23.0 - 24.0 mi

Top 88%
×6stories
+12ft-82ft

Overall

24975

Males

14295

M18-39

14295

24M→40K

24.0 - 24.9 mi

Top 94%
×1story
+6ft-20ft

Overall

26660

Males

15117

M18-39

15117

40K→25.2M

24.9 - 25.2 mi

Top 94%
×1story
+13ft-16ft

Overall

26620

Males

15077

M18-39

15077

25.2M→Finish

25.2 - 26.2 mi

Top 96%
×2stories
+22ft-21ft

Overall

27394

Males

15508

M18-39

15508

Passing Analysis

Category:
Athletes Passed
431
Passed By
1419
Net Change
-988
SegmentAthletes PassedPassed ByNet ChangeStart RankEnd Rank
Start → 5K----#26544
5K → 10K55499-444#26544#26988
10K → 15K31296-265#26988#27253
15K → 20K17273-256#27253#27509
20K → Half636-30#27509#27539
Half → 25K6064-4#27539#27543
25K → 30K5175-24#27543#27567
30K → 20M2148-27#27567#27594
20M → 21M603+57#27594#27537
21M → 35K1517-2#27537#27539
35K → 23M774-67#27539#27606
23M → 24M532+51#27606#27555
24M → 40K3210+22#27555#27533
40K → 25.2M101+9#27533#27524
25.2M → Finish1321-8#27524#27532
TOTALS4311419-988
📊

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