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BOSTON MARATHON 2025

Mark Mellor

Bib: 2546•M

0:00
0:00
/ mi
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Overall
#0 / 28404
Top 7%
Gender (Male)
#0 / 16105
Top 12%
Division (M18-39)
#0 / 5642
Top 27%
Race Day Weather
50°/40°F
broken clouds

⏱️ Race Timeline

Start
0:00:00
Race begins
5K· 3.11 mi
19:51
Rank: #3027
Start → 5K
19:51 | 6:23/mi
10K· 6.21 mi
39:43
Rank: #2996 (+31)
5K → 10K
19:52 | 6:24/mi
15K· 9.32 mi
59:59
Rank: #3232 (-236)
10K → 15K
20:16 | 6:31/mi
20K· 12.43 mi
1:19:57
Rank: #3062 (+170)
15K → 20K
19:58 | 6:26/mi
Half· 13.11 mi
1:24:13
Rank: #3016 (+46)
20K → Half
4:16 | 6:15/mi
25K· 15.53 mi
1:39:39
Rank: #2832 (+184)
Half → 25K
15:26 | 6:22/mi
30K· 18.64 mi
1:59:57
Rank: #2631 (+201)
25K → 30K
20:18 | 6:32/mi
20M
2:08:48
Rank: #2506 (+125)
30K → 20M
8:51 | 6:31/mi
21M
2:15:33
Rank: #2411 (+95)
20M → 21M
6:45 | 6:45/mi
35K· 21.75 mi
2:20:07
Rank: #2320 (+91)
21M → 35K
4:34 | 6:06/mi
23M
2:28:19
Rank: #2250 (+70)
35K → 23M
8:12 | 6:33/mi
24M
2:35:23
Rank: #2336 (-86)
23M → 24M
7:04 | 7:04/mi
40K· 24.85 mi
2:40:41
Rank: #2224 (+112)
24M → 40K
5:18 | 6:12/mi
25.2M
2:42:55
Rank: #2160 (+64)
40K → 25.2M
2:14 | 6:29/mi
Finish· 26.22 mi
2:48:32
Rank: #1969 (+191)
25.2M → Finish
5:37 | 5:31/mi

The Course

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Half Splits

1st Half· via Half⚖️ Balanced
Distance13.11 mi
Time1:24:13
Pace6:25 /mi
2nd Half⚖️ Balanced
Distance13.11 mi
Time1:24:19
Pace6:26 /mi
📊Even Split: Consistent pacing between halves

Checkpoint Splits

CheckpointDistanceTime of DayTimeAvg PaceSegment TimeSegment PaceDiff
5K
3.11 mi10:21:3019:516:2319:51
6:23
-
10K
6.21 mi10:41:2239:436:2419:52
6:24
+0:01
15K
9.32 mi11:01:3859:596:2620:16
6:31
+0:07
20K
12.43 mi11:21:361:19:576:2619:58
6:26
-0:05
Half
13.11 mi11:25:521:24:136:254:16
6:15
-0:11
25K
15.53 mi11:41:181:39:396:2515:26
6:22
+0:07
30K
18.64 mi12:01:361:59:576:2620:18
6:32
+0:10
20M
20.00 mi12:10:272:08:486:268:51
6:31
-0:01
21M
21.00 mi12:17:122:15:336:276:45
6:45
+0:14
35K
21.75 mi12:21:462:20:076:274:34
6:06
-0:39
23M
23.00 mi12:29:582:28:196:278:12
6:33
+0:27
24M
24.00 mi12:37:022:35:236:287:04
7:04
+0:31
40K
24.85 mi12:42:202:40:416:285:18
6:12
-0:52
25.2M
25.20 mi12:44:342:42:556:282:14
6:29
+0:17
Finish
26.22 mi12:50:112:48:326:265:37
5:31
-0:58

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

5:31 /mi

Average Pace

6:26 /mi

Slowest Pace

7:04 /mi

Loading chart...
Fastest
Middle
Slowest
Average

📊Segments

Segment Time Comparison

Time at Faster Pace

19:45

12% of race

Time at Steady Pace

2:14:58

80% of race

Time at Slower Pace

13:49

8% of race

Average Pace: 6:26 /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 mi10:21:3019:516:2319:51
6:23
#3027
10K
6.21 mi10:41:2239:436:2419:52
6:24
#2996
15K
9.32 mi11:01:3859:596:2620:16
6:31
#3232
20K
12.43 mi11:21:361:19:576:2619:58
6:26
#3062
Half
13.11 mi11:25:521:24:136:254:16
6:15
#3016
25K
15.53 mi11:41:181:39:396:2515:26
6:22
#2832
30K
18.64 mi12:01:361:59:576:2620:18
6:32
#2631
20M
20.00 mi12:10:272:08:486:268:51
6:31
#2506
21M
21.00 mi12:17:122:15:336:276:45
6:45
#2411
35K
21.75 mi12:21:462:20:076:274:34
6:06
#2320
23M
23.00 mi12:29:582:28:196:278:12
6:33
#2250
24M
24.00 mi12:37:022:35:236:287:04
7:04
#2336
40K
24.85 mi12:42:202:40:416:285:18
6:12
#2224
25.2M
25.20 mi12:44:342:42:556:282:14
6:29
#2160
Finish
26.22 mi12:50:112:48:326:265:37
5:31
#1969
Faster pace
Steady pace
Slower pace

Checkpoint and Segment Rankings

CheckpointDistanceSeg. DistOverallMalesM18-39Seg. OverallSeg. MalesSeg. M18-39
5K3.11 mi3.11 mi3027287428743692(Top 13%)3485(Top 22%)3485(Top 62%)
10K6.21 mi3.10 mi2996+312850+242850+242993(Top 11%)2849(Top 18%)2849(Top 50%)
15K9.32 mi3.11 mi3232-2363072-2223072-2223692(Top 13%)3485(Top 22%)3485(Top 62%)
20K12.43 mi3.11 mi3062+1702919+1532919+1532653(Top 9%)2523(Top 16%)2523(Top 45%)
Half13.11 mi0.68 mi3016+462875+442875+442208(Top 8%)2109(Top 13%)2109(Top 37%)
25K15.53 mi2.42 mi2832+1842702+1732702+1732171(Top 8%)2066(Top 13%)2066(Top 37%)
30K18.64 mi3.11 mi2631+2012510+1922510+1922122(Top 7%)2014(Top 13%)2014(Top 36%)
20M20.00 mi1.36 mi2506+1252391+1192391+1191667(Top 6%)1575(Top 10%)1575(Top 28%)
21M21.00 mi1.00 mi2411+952298+932298+931364(Top 5%)1290(Top 8%)1290(Top 23%)
35K21.75 mi0.75 mi2320+912210+882210+88979(Top 3%)922(Top 6%)922(Top 16%)
23M23.00 mi1.25 mi2250+702142+682142+681621(Top 6%)1514(Top 9%)1514(Top 27%)
24M24.00 mi1.00 mi2336-862223-812223-814967(Top 17%)4224(Top 26%)4224(Top 75%)
40K24.85 mi0.85 mi2224+1122114+1092114+109741(Top 3%)696(Top 4%)696(Top 12%)
25.2M25.20 mi0.35 mi2160+642051+632051+63444(Top 2%)411(Top 3%)411(Top 7%)
Finish26.22 mi1.02 mi1969+1911865+1861865+186161(Top 0.6%)155(Top 1.0%)155(Top 3%)

Segment Performance Analysis

10K→15K

0.0 - 3.1 mi

Top 13%
×21stories
+97ft-345ft

Overall

3692

Males

3485

M18-39

3485

5K→10K

3.1 - 6.2 mi

Top 11%
×5stories
+79ft-138ft

Overall

2993

Males

2849

M18-39

2849

10K→15K

6.2 - 9.3 mi

Top 13%
×3stories
+67ft-78ft

Overall

3692

Males

3485

M18-39

3485

15K→20K

9.3 - 12.4 mi

Top 9%
×5stories
+106ft-86ft

Overall

2653

Males

2523

M18-39

2523

20K→Half

12.4 - 13.1 mi

Top 8%
×2stories
+19ft-37ft

Overall

2208

Males

2109

M18-39

2109

Half→25K

13.1 - 15.5 mi

Top 8%
×4stories
+66ft-88ft

Overall

2171

Males

2066

M18-39

2066

25K→30K

15.5 - 18.6 mi

Top 7%
×9stories
+181ft-148ft

Overall

2122

Males

2014

M18-39

2014

30K→20M

18.6 - 20.0 mi

Top 6%
×5stories
+64ft-50ft

Overall

1667

Males

1575

M18-39

1575

20M→21M

20.0 - 21.0 mi

Top 5%
×8stories
+106ft-24ft

Overall

1364

Males

1290

M18-39

1290

21M→35K

21.0 - 21.8 mi

Top 3%
×7stories
+17ft-86ft

Overall

979

Males

922

M18-39

922

35K→23M

21.8 - 23.0 mi

Top 6%
×5stories
+23ft-63ft

Overall

1621

Males

1514

M18-39

1514

23M→24M

23.0 - 24.0 mi

Top 17%
×6stories
+12ft-82ft

Overall

4967

Males

4224

M18-39

4224

24M→40K

24.0 - 24.9 mi

Top 3%
×1story
+6ft-20ft

Overall

741

Males

696

M18-39

696

40K→25.2M

24.9 - 25.2 mi

Top 2%
×1story
+13ft-16ft

Overall

444

Males

411

M18-39

411

25.2M→Finish

25.2 - 26.2 mi

Top 0.6%
×2stories
+22ft-21ft

Overall

161

Males

155

M18-39

155

Passing Analysis

Category:
Athletes Passed
1587
Passed By
529
Net Change
+1058
SegmentAthletes PassedPassed ByNet ChangeStart RankEnd Rank
Start → 5K----#3027
5K → 10K145114+31#3027#2996
10K → 15K30266-236#2996#3232
15K → 20K1799+170#3232#3062
20K → Half504+46#3062#3016
Half → 25K1895+184#3016#2832
25K → 30K21312+201#2832#2631
30K → 20M1294+125#2631#2506
20M → 21M972+95#2506#2411
21M → 35K910+91#2411#2320
35K → 23M788+70#2320#2250
23M → 24M19105-86#2250#2336
24M → 40K1120+112#2336#2224
40K → 25.2M640+64#2224#2160
25.2M → Finish1910+191#2160#1969
TOTALS1587529+1058
📊

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