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BOSTON MARATHON 2025

John Muthoni

Bib: 9150•M

CA

0:00
0:00
/ mi
Masters
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Overall
#0 / 28404
Top 11%
Gender (Male)
#0 / 16105
Top 18%
Masters (Masters Men)
#0 / 10463
Top 6%
Division (M40-44)
#0 / 2247
Top 17%
Race Day Weather
50°/40°F
broken clouds

⏱️ Race Timeline

Start
0:00:00
Race begins
5K· 3.11 mi
19:55
Rank: #3193
Start → 5K
19:55 | 6:25/mi
10K· 6.21 mi
39:56
Rank: #3242 (-49)
5K → 10K
20:01 | 6:27/mi
15K· 9.32 mi
1:00:19
Rank: #3468 (-226)
10K → 15K
20:23 | 6:34/mi
20K· 12.43 mi
1:21:02
Rank: #3655 (-187)
15K → 20K
20:43 | 6:40/mi
Half· 13.11 mi
1:25:29
Rank: #3661 (-6)
20K → Half
4:27 | 6:31/mi
25K· 15.53 mi
1:41:31
Rank: #3606 (+55)
Half → 25K
16:02 | 6:37/mi
30K· 18.64 mi
2:02:40
Rank: #3534 (+72)
25K → 30K
21:09 | 6:48/mi
20M
2:11:58
Rank: #3464 (+70)
30K → 20M
9:18 | 6:51/mi
21M
2:19:20
Rank: #3467 (-3)
20M → 21M
7:22 | 7:22/mi
35K· 21.75 mi
2:24:07
Rank: #3362 (+105)
21M → 35K
4:47 | 6:24/mi
23M
2:32:35
Rank: #3248 (+114)
35K → 23M
8:28 | 6:46/mi
24M
2:39:11
Rank: #3172 (+76)
23M → 24M
6:36 | 6:36/mi
40K· 24.85 mi
2:44:55
Rank: #3091 (+81)
24M → 40K
5:44 | 6:42/mi
25.2M
2:47:28
Rank: #3066 (+25)
40K → 25.2M
2:33 | 7:24/mi
Finish· 26.22 mi
2:54:02
Rank: #3011 (+55)
25.2M → Finish
6:34 | 6:27/mi

The Course

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Half Splits

1st Half· via HalfFaster
Distance13.11 mi
Time1:25:29
Pace6:31 /mi
2nd Half
Distance13.11 mi
Time1:28:33
Pace6:45 /mi
📊Positive Split: 3.6% slower second half

Checkpoint Splits

CheckpointDistanceTime of DayTimeAvg PaceSegment TimeSegment PaceDiff
5K
3.11 mi10:45:1219:556:2519:55
6:25
-
10K
6.21 mi11:05:1339:566:2620:01
6:27
+0:02
15K
9.32 mi11:25:361:00:196:2820:23
6:34
+0:07
20K
12.43 mi11:46:191:21:026:3120:43
6:40
+0:06
Half
13.11 mi11:50:461:25:296:314:27
6:31
-0:09
25K
15.53 mi12:06:481:41:316:3216:02
6:37
+0:06
30K
18.64 mi12:27:572:02:406:3521:09
6:48
+0:11
20M
20.00 mi12:37:152:11:586:369:18
6:51
+0:03
21M
21.00 mi12:44:372:19:206:387:22
7:22
+0:31
35K
21.75 mi12:49:242:24:076:384:47
6:24
-0:58
23M
23.00 mi12:57:522:32:356:388:28
6:46
+0:22
24M
24.00 mi13:04:282:39:116:386:36
6:36
-0:10
40K
24.85 mi13:10:122:44:556:385:44
6:42
+0:06
25.2M
25.20 mi13:12:452:47:286:392:33
7:24
+0:42
Finish
26.22 mi13:19:192:54:026:396:34
6:27
-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

6:24 /mi

Average Pace

6:39 /mi

Slowest Pace

7:24 /mi

Loading chart...
Fastest
Middle
Slowest
Average

📊Segments

Segment Time Comparison

Time at Faster Pace

2:44:07

94% of race

Time at Steady Pace

9:55

6% of race

Time at Slower Pace

0:00

0% of race

Average Pace: 6:38 /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 mi10:45:1219:556:2519:55
6:25
#3193
10K
6.21 mi11:05:1339:566:2620:01
6:27
#3242
15K
9.32 mi11:25:361:00:196:2820:23
6:34
#3468
20K
12.43 mi11:46:191:21:026:3120:43
6:40
#3655
Half
13.11 mi11:50:461:25:296:314:27
6:31
#3661
25K
15.53 mi12:06:481:41:316:3216:02
6:37
#3606
30K
18.64 mi12:27:572:02:406:3521:09
6:48
#3534
20M
20.00 mi12:37:152:11:586:369:18
6:51
#3464
21M
21.00 mi12:44:372:19:206:387:22
7:22
#3467
35K
21.75 mi12:49:242:24:076:384:47
6:24
#3362
23M
23.00 mi12:57:522:32:356:388:28
6:46
#3248
24M
24.00 mi13:04:282:39:116:386:36
6:36
#3172
40K
24.85 mi13:10:122:44:556:385:44
6:42
#3091
25.2M
25.20 mi13:12:452:47:286:392:33
7:24
#3066
Finish
26.22 mi13:19:192:54:026:396:34
6:27
#3011
Faster pace
Steady pace
Slower pace

Checkpoint and Segment Rankings

CheckpointDistanceSeg. DistOverallMalesM40-44Seg. OverallSeg. MalesSeg. M40-44
5K3.11 mi3.11 mi3193303330333940(Top 14%)3712(Top 23%)3712(Top 165%)
10K6.21 mi3.10 mi3242-493081-483081-483318(Top 12%)3153(Top 20%)3153(Top 140%)
15K9.32 mi3.11 mi3468-2263292-2113292-2113940(Top 14%)3712(Top 23%)3712(Top 165%)
20K12.43 mi3.11 mi3655-1873458-1663458-1664134(Top 15%)3876(Top 24%)3876(Top 172%)
Half13.11 mi0.68 mi3661-63461-33461-33763(Top 13%)3543(Top 22%)3543(Top 158%)
25K15.53 mi2.42 mi3606+553409+523409+523524(Top 12%)3321(Top 21%)3321(Top 148%)
30K18.64 mi3.11 mi3534+723341+683341+683476(Top 12%)3231(Top 20%)3231(Top 144%)
20M20.00 mi1.36 mi3464+703273+683273+683164(Top 11%)2929(Top 18%)2929(Top 130%)
21M21.00 mi1.00 mi3467-33275-23275-23918(Top 14%)3553(Top 22%)3553(Top 158%)
35K21.75 mi0.75 mi3362+1053174+1013174+1011999(Top 7%)1873(Top 12%)1873(Top 83%)
23M23.00 mi1.25 mi3248+1143066+1083066+1082516(Top 9%)2327(Top 14%)2327(Top 104%)
24M24.00 mi1.00 mi3172+762993+732993+732478(Top 9%)2282(Top 14%)2282(Top 102%)
40K24.85 mi0.85 mi3091+812917+762917+762376(Top 8%)2173(Top 13%)2173(Top 97%)
25.2M25.20 mi0.35 mi3066+252891+262891+262880(Top 10%)2559(Top 16%)2559(Top 114%)
Finish26.22 mi1.02 mi3011+552839+522839+522511(Top 9%)2280(Top 14%)2280(Top 101%)

Segment Performance Analysis

10K→15K

0.0 - 3.1 mi

Top 14%
×21stories
+97ft-345ft

Overall

3940

Males

3712

M40-44

3712

5K→10K

3.1 - 6.2 mi

Top 12%
×5stories
+79ft-138ft

Overall

3318

Males

3153

M40-44

3153

10K→15K

6.2 - 9.3 mi

Top 14%
×3stories
+67ft-78ft

Overall

3940

Males

3712

M40-44

3712

15K→20K

9.3 - 12.4 mi

Top 15%
×5stories
+106ft-86ft

Overall

4134

Males

3876

M40-44

3876

20K→Half

12.4 - 13.1 mi

Top 13%
×2stories
+19ft-37ft

Overall

3763

Males

3543

M40-44

3543

Half→25K

13.1 - 15.5 mi

Top 12%
×4stories
+66ft-88ft

Overall

3524

Males

3321

M40-44

3321

25K→30K

15.5 - 18.6 mi

Top 12%
×9stories
+181ft-148ft

Overall

3476

Males

3231

M40-44

3231

30K→20M

18.6 - 20.0 mi

Top 11%
×5stories
+64ft-50ft

Overall

3164

Males

2929

M40-44

2929

20M→21M

20.0 - 21.0 mi

Top 14%
×8stories
+106ft-24ft

Overall

3918

Males

3553

M40-44

3553

21M→35K

21.0 - 21.8 mi

Top 7%
×7stories
+17ft-86ft

Overall

1999

Males

1873

M40-44

1873

35K→23M

21.8 - 23.0 mi

Top 9%
×5stories
+23ft-63ft

Overall

2516

Males

2327

M40-44

2327

23M→24M

23.0 - 24.0 mi

Top 9%
×6stories
+12ft-82ft

Overall

2478

Males

2282

M40-44

2282

24M→40K

24.0 - 24.9 mi

Top 8%
×1story
+6ft-20ft

Overall

2376

Males

2173

M40-44

2173

40K→25.2M

24.9 - 25.2 mi

Top 10%
×1story
+13ft-16ft

Overall

2880

Males

2559

M40-44

2559

25.2M→Finish

25.2 - 26.2 mi

Top 9%
×2stories
+22ft-21ft

Overall

2511

Males

2280

M40-44

2280

Passing Analysis

Category:
Athletes Passed
1102
Passed By
920
Net Change
+182
SegmentAthletes PassedPassed ByNet ChangeStart RankEnd Rank
Start → 5K----#3193
5K → 10K114163-49#3193#3242
10K → 15K36262-226#3242#3468
15K → 20K45232-187#3468#3655
20K → Half1420-6#3655#3661
Half → 25K9136+55#3661#3606
25K → 30K14371+72#3606#3534
30K → 20M9828+70#3534#3464
20M → 21M5356-3#3464#3467
21M → 35K1050+105#3467#3362
35K → 23M13319+114#3362#3248
23M → 24M815+76#3248#3172
24M → 40K898+81#3172#3091
40K → 25.2M316+25#3091#3066
25.2M → Finish6914+55#3066#3011
TOTALS1102920+182
📊

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