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BOSTON MARATHON 2025

Michael Welch

Bib: 6044•M

DE

0:00
0:00
/ mi
Masters
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Overall
#0 / 28404
Top 7%
Gender (Male)
#0 / 16105
Top 11%
Masters (Masters Men)
#0 / 10463
Top 3%
Division (M40-44)
#0 / 2247
Top 9%
Race Day Weather
50°/40°F
broken clouds

⏱️ Race Timeline

Start
0:00:00
Race begins
5K· 3.11 mi
19:47
Rank: #2885
Start → 5K
19:47 | 6:22/mi
10K· 6.21 mi
39:37
Rank: #2890 (-5)
5K → 10K
19:50 | 6:23/mi
15K· 9.32 mi
59:14
Rank: #2711 (+179)
10K → 15K
19:37 | 6:19/mi
20K· 12.43 mi
1:18:57
Rank: #2574 (+137)
15K → 20K
19:43 | 6:21/mi
Half· 13.11 mi
1:23:10
Rank: #2524 (+50)
20K → Half
4:13 | 6:11/mi
25K· 15.53 mi
1:38:21
Rank: #2353 (+171)
Half → 25K
15:11 | 6:16/mi
30K· 18.64 mi
1:58:19
Rank: #2168 (+185)
25K → 30K
19:58 | 6:26/mi
20M
2:07:07
Rank: #2103 (+65)
30K → 20M
8:48 | 6:29/mi
21M
2:13:52
Rank: #2039 (+64)
20M → 21M
6:45 | 6:45/mi
35K· 21.75 mi
2:18:42
Rank: #2025 (+14)
21M → 35K
4:50 | 6:28/mi
23M
2:27:01
Rank: #1992 (+33)
35K → 23M
8:19 | 6:39/mi
24M
2:33:30
Rank: #1953 (+39)
23M → 24M
6:29 | 6:29/mi
40K· 24.85 mi
2:39:10
Rank: #1933 (+20)
24M → 40K
5:40 | 6:38/mi
25.2M
2:41:33
Rank: #1904 (+29)
40K → 25.2M
2:23 | 6:55/mi
Finish· 26.22 mi
2:48:06
Rank: #1905 (-1)
25.2M → Finish
6:33 | 6:26/mi

The Course

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Half Splits

1st Half· via HalfFaster
Distance13.11 mi
Time1:23:10
Pace6:21 /mi
2nd Half
Distance13.11 mi
Time1:24:56
Pace6:29 /mi
📊Positive Split: 2.1% slower second half

Checkpoint Splits

CheckpointDistanceTime of DayTimeAvg PaceSegment TimeSegment PaceDiff
5K
3.11 mi10:24:4719:476:2219:47
6:22
-
10K
6.21 mi10:44:3739:376:2319:50
6:23
+0:01
15K
9.32 mi11:04:1459:146:2119:37
6:19
-0:04
20K
12.43 mi11:23:571:18:576:2119:43
6:21
+0:02
Half
13.11 mi11:28:101:23:106:214:13
6:11
-0:10
25K
15.53 mi11:43:211:38:216:2015:11
6:16
+0:05
30K
18.64 mi12:03:191:58:196:2119:58
6:26
+0:10
20M
20.00 mi12:12:072:07:076:218:48
6:29
+0:03
21M
21.00 mi12:18:522:13:526:226:45
6:45
+0:16
35K
21.75 mi12:23:422:18:426:234:50
6:28
-0:17
23M
23.00 mi12:32:012:27:016:248:19
6:39
+0:11
24M
24.00 mi12:38:302:33:306:246:29
6:29
-0:10
40K
24.85 mi12:44:102:39:106:245:40
6:38
+0:09
25.2M
25.20 mi12:46:332:41:336:252:23
6:55
+0:17
Finish
26.22 mi12:53:062:48:066:256:33
6:26
-0:29

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

6:11 /mi

Average Pace

6:25 /mi

Slowest Pace

6:55 /mi

Loading chart...
Fastest
Middle
Slowest
Average

📊Segments

Segment Time Comparison

Time at Faster Pace

2:45:43

99% of race

Time at Steady Pace

2:23

1% of race

Time at Slower Pace

0:00

0% of race

Average Pace: 6:25 /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 mi10:24:4719:476:2219:47
6:22
#2885
10K
6.21 mi10:44:3739:376:2319:50
6:23
#2890
15K
9.32 mi11:04:1459:146:2119:37
6:19
#2711
20K
12.43 mi11:23:571:18:576:2119:43
6:21
#2574
Half
13.11 mi11:28:101:23:106:214:13
6:11
#2524
25K
15.53 mi11:43:211:38:216:2015:11
6:16
#2353
30K
18.64 mi12:03:191:58:196:2119:58
6:26
#2168
20M
20.00 mi12:12:072:07:076:218:48
6:29
#2103
21M
21.00 mi12:18:522:13:526:226:45
6:45
#2039
35K
21.75 mi12:23:422:18:426:234:50
6:28
#2025
23M
23.00 mi12:32:012:27:016:248:19
6:39
#1992
24M
24.00 mi12:38:302:33:306:246:29
6:29
#1953
40K
24.85 mi12:44:102:39:106:245:40
6:38
#1933
25.2M
25.20 mi12:46:332:41:336:252:23
6:55
#1904
Finish
26.22 mi12:53:062:48:066:256:33
6:26
#1905
Faster pace
Steady pace
Slower pace

Checkpoint and Segment Rankings

CheckpointDistanceSeg. DistOverallMalesM40-44Seg. OverallSeg. MalesSeg. M40-44
5K3.11 mi3.11 mi2885274627462421(Top 9%)2311(Top 14%)2311(Top 103%)
10K6.21 mi3.10 mi2890-52753-72753-72939(Top 10%)2798(Top 17%)2798(Top 125%)
15K9.32 mi3.11 mi2711+1792584+1692584+1692421(Top 9%)2311(Top 14%)2311(Top 103%)
20K12.43 mi3.11 mi2574+1372455+1292455+1292259(Top 8%)2153(Top 13%)2153(Top 96%)
Half13.11 mi0.68 mi2524+502410+452410+451924(Top 7%)1837(Top 11%)1837(Top 82%)
25K15.53 mi2.42 mi2353+1712245+1652245+1651717(Top 6%)1632(Top 10%)1632(Top 73%)
30K18.64 mi3.11 mi2168+1852065+1802065+1801667(Top 6%)1581(Top 10%)1581(Top 70%)
20M20.00 mi1.36 mi2103+652001+642001+641557(Top 5%)1472(Top 9%)1472(Top 66%)
21M21.00 mi1.00 mi2039+641941+601941+601384(Top 5%)1310(Top 8%)1310(Top 58%)
35K21.75 mi0.75 mi2025+141925+161925+162288(Top 8%)2140(Top 13%)2140(Top 95%)
23M23.00 mi1.25 mi1992+331892+331892+332021(Top 7%)1891(Top 12%)1891(Top 84%)
24M24.00 mi1.00 mi1953+391853+391853+391991(Top 7%)1848(Top 11%)1848(Top 82%)
40K24.85 mi0.85 mi1933+201831+221831+222087(Top 7%)1925(Top 12%)1925(Top 86%)
25.2M25.20 mi0.35 mi1904+291803+281803+281274(Top 4%)1176(Top 7%)1176(Top 52%)
Finish26.22 mi1.02 mi1905-11804-11804-12461(Top 9%)2241(Top 14%)2241(Top 100%)

Segment Performance Analysis

10K→15K

0.0 - 3.1 mi

Top 9%
×21stories
+97ft-345ft

Overall

2421

Males

2311

M40-44

2311

5K→10K

3.1 - 6.2 mi

Top 10%
×5stories
+79ft-138ft

Overall

2939

Males

2798

M40-44

2798

10K→15K

6.2 - 9.3 mi

Top 9%
×3stories
+67ft-78ft

Overall

2421

Males

2311

M40-44

2311

15K→20K

9.3 - 12.4 mi

Top 8%
×5stories
+106ft-86ft

Overall

2259

Males

2153

M40-44

2153

20K→Half

12.4 - 13.1 mi

Top 7%
×2stories
+19ft-37ft

Overall

1924

Males

1837

M40-44

1837

Half→25K

13.1 - 15.5 mi

Top 6%
×4stories
+66ft-88ft

Overall

1717

Males

1632

M40-44

1632

25K→30K

15.5 - 18.6 mi

Top 6%
×9stories
+181ft-148ft

Overall

1667

Males

1581

M40-44

1581

30K→20M

18.6 - 20.0 mi

Top 5%
×5stories
+64ft-50ft

Overall

1557

Males

1472

M40-44

1472

20M→21M

20.0 - 21.0 mi

Top 5%
×8stories
+106ft-24ft

Overall

1384

Males

1310

M40-44

1310

21M→35K

21.0 - 21.8 mi

Top 8%
×7stories
+17ft-86ft

Overall

2288

Males

2140

M40-44

2140

35K→23M

21.8 - 23.0 mi

Top 7%
×5stories
+23ft-63ft

Overall

2021

Males

1891

M40-44

1891

23M→24M

23.0 - 24.0 mi

Top 7%
×6stories
+12ft-82ft

Overall

1991

Males

1848

M40-44

1848

24M→40K

24.0 - 24.9 mi

Top 7%
×1story
+6ft-20ft

Overall

2087

Males

1925

M40-44

1925

40K→25.2M

24.9 - 25.2 mi

Top 4%
×1story
+13ft-16ft

Overall

1274

Males

1176

M40-44

1176

25.2M→Finish

25.2 - 26.2 mi

Top 9%
×2stories
+22ft-21ft

Overall

2461

Males

2241

M40-44

2241

Passing Analysis

Category:
Athletes Passed
1280
Passed By
300
Net Change
+980
SegmentAthletes PassedPassed ByNet ChangeStart RankEnd Rank
Start → 5K----#2885
5K → 10K128133-5#2885#2890
10K → 15K19314+179#2890#2711
15K → 20K14912+137#2711#2574
20K → Half511+50#2574#2524
Half → 25K1765+171#2524#2353
25K → 30K19712+185#2353#2168
30K → 20M716+65#2168#2103
20M → 21M739+64#2103#2039
21M → 35K3218+14#2039#2025
35K → 23M6330+33#2025#1992
23M → 24M5415+39#1992#1953
24M → 40K3313+20#1953#1933
40K → 25.2M290+29#1933#1904
25.2M → Finish3132-1#1904#1905
TOTALS1280300+980
📊

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