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BOSTON MARATHON 2025

Joshua Clemons

Bib: 6467•M

CO

0:00
0:00
/ mi
Masters
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Overall
#0 / 28404
Top 30%
Gender (Male)
#0 / 16105
Top 43%
Masters (Masters Men)
#0 / 10463
Top 31%
Division (M40-44)
#0 / 2247
Race Day Weather
50°/40°F
broken clouds

⏱️ Race Timeline

Start
0:00:00
Race begins
5K· 3.11 mi
19:55
Rank: #3214
Start → 5K
19:55 | 6:25/mi
10K· 6.21 mi
40:28
Rank: #3882 (-668)
5K → 10K
20:33 | 6:37/mi
15K· 9.32 mi
1:01:30
Rank: #4379 (-497)
10K → 15K
21:02 | 6:46/mi
20K· 12.43 mi
1:23:27
Rank: #5125 (-746)
15K → 20K
21:57 | 7:04/mi
Half· 13.11 mi
1:28:15
Rank: #5297 (-172)
20K → Half
4:48 | 7:02/mi
25K· 15.53 mi
1:46:48
Rank: #6382 (-1085)
Half → 25K
18:33 | 7:39/mi
30K· 18.64 mi
2:10:46
Rank: #6767 (-385)
25K → 30K
23:58 | 7:43/mi
20M
2:21:44
Rank: #6981 (-214)
30K → 20M
10:58 | 8:04/mi
21M
2:30:18
Rank: #7108 (-127)
20M → 21M
8:34 | 8:34/mi
35K· 21.75 mi
2:36:24
Rank: #7258 (-150)
21M → 35K
6:06 | 8:09/mi
23M
2:47:06
Rank: #7568 (-310)
35K → 23M
10:42 | 8:33/mi
24M
2:55:36
Rank: #7850 (-282)
23M → 24M
8:30 | 8:30/mi
40K· 24.85 mi
3:03:09
Rank: #8134 (-284)
24M → 40K
7:33 | 8:50/mi
25.2M
3:06:26
Rank: #8231 (-97)
40K → 25.2M
3:17 | 9:31/mi
Finish· 26.22 mi
3:15:13
Rank: #8627 (-396)
25.2M → Finish
8:47 | 8:37/mi

The Course

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Half Splits

1st Half· via HalfFaster
Distance13.11 mi
Time1:28:15
Pace6:44 /mi
2nd Half
Distance13.11 mi
Time1:46:58
Pace8:10 /mi
📊Positive Split: 21.2% slower second half

Checkpoint Splits

CheckpointDistanceTime of DayTimeAvg PaceSegment TimeSegment PaceDiff
5K
3.11 mi10:23:5619:556:2519:55
6:25
-
10K
6.21 mi10:44:2940:286:3120:33
6:37
+0:12
15K
9.32 mi11:05:311:01:306:3621:02
6:46
+0:09
20K
12.43 mi11:27:281:23:276:4321:57
7:04
+0:18
Half
13.11 mi11:32:161:28:156:444:48
7:02
-0:02
25K
15.53 mi11:50:491:46:486:5318:33
7:39
+0:37
30K
18.64 mi12:14:472:10:467:0123:58
7:43
+0:04
20M
20.00 mi12:25:452:21:447:0510:58
8:04
+0:21
21M
21.00 mi12:34:192:30:187:098:34
8:34
+0:30
35K
21.75 mi12:40:252:36:247:116:06
8:09
-0:25
23M
23.00 mi12:51:072:47:067:1610:42
8:33
+0:24
24M
24.00 mi12:59:372:55:367:198:30
8:30
-0:03
40K
24.85 mi13:07:103:03:097:227:33
8:50
+0:20
25.2M
25.20 mi13:10:273:06:267:243:17
9:31
+0:41
Finish
26.22 mi13:19:143:15:137:278:47
8:37
-0:54

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

6:25 /mi

Average Pace

7:27 /mi

Slowest Pace

9:31 /mi

Loading chart...
Fastest
Middle
Slowest
Average

📊Segments

Segment Time Comparison

Time at Faster Pace

1:28:15

45% of race

Time at Steady Pace

1:08:05

35% of race

Time at Slower Pace

38:53

20% of race

Average Pace: 7:27 /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 mi10:23:5619:556:2519:55
6:25
#3214
10K
6.21 mi10:44:2940:286:3120:33
6:37
#3882
15K
9.32 mi11:05:311:01:306:3621:02
6:46
#4379
20K
12.43 mi11:27:281:23:276:4321:57
7:04
#5125
Half
13.11 mi11:32:161:28:156:444:48
7:02
#5297
25K
15.53 mi11:50:491:46:486:5318:33
7:39
#6382
30K
18.64 mi12:14:472:10:467:0123:58
7:43
#6767
20M
20.00 mi12:25:452:21:447:0510:58
8:04
#6981
21M
21.00 mi12:34:192:30:187:098:34
8:34
#7108
35K
21.75 mi12:40:252:36:247:116:06
8:09
#7258
23M
23.00 mi12:51:072:47:067:1610:42
8:33
#7568
24M
24.00 mi12:59:372:55:367:198:30
8:30
#7850
40K
24.85 mi13:07:103:03:097:227:33
8:50
#8134
25.2M
25.20 mi13:10:273:06:267:243:17
9:31
#8231
Finish
26.22 mi13:19:143:15:137:278:47
8:37
#8627
Faster pace
Steady pace
Slower pace

Checkpoint and Segment Rankings

CheckpointDistanceSeg. DistOverallMalesM40-44Seg. OverallSeg. MalesSeg. M40-44
5K3.11 mi3.11 mi3214305430545795(Top 20%)5284(Top 33%)5284(Top 235%)
10K6.21 mi3.10 mi3882-6683672-6183672-6184597(Top 16%)4307(Top 27%)4307(Top 192%)
15K9.32 mi3.11 mi4379-4974117-4454117-4455795(Top 20%)5284(Top 33%)5284(Top 235%)
20K12.43 mi3.11 mi5125-7464757-6404757-6407300(Top 26%)6421(Top 40%)6421(Top 286%)
Half13.11 mi0.68 mi5297-1724903-1464903-1467814(Top 28%)6776(Top 42%)6776(Top 302%)
25K15.53 mi2.42 mi6382-10855773-8705773-87011133(Top 39%)8446(Top 52%)8446(Top 376%)
30K18.64 mi3.11 mi6767-3856033-2606033-2609272(Top 33%)7295(Top 45%)7295(Top 325%)
20M20.00 mi1.36 mi6981-2146162-1296162-12910867(Top 38%)7960(Top 49%)7960(Top 354%)
21M21.00 mi1.00 mi7108-1276227-656227-6510859(Top 38%)7798(Top 48%)7798(Top 347%)
35K21.75 mi0.75 mi7258-1506309-826309-8213236(Top 47%)8892(Top 55%)8892(Top 396%)
23M23.00 mi1.25 mi7568-3106465-1566465-15613569(Top 48%)8961(Top 56%)8961(Top 399%)
24M24.00 mi1.00 mi7850-2826605-1406605-14014458(Top 51%)9343(Top 58%)9343(Top 416%)
40K24.85 mi0.85 mi8134-2846762-1576762-15715316(Top 54%)9564(Top 59%)9564(Top 426%)
25.2M25.20 mi0.35 mi8231-976805-436805-4314605(Top 51%)9198(Top 57%)9198(Top 409%)
Finish26.22 mi1.02 mi8627-3967005-2007005-20016917(Top 60%)10341(Top 64%)10341(Top 460%)

Segment Performance Analysis

10K→15K

0.0 - 3.1 mi

Top 20%
×21stories
+97ft-345ft

Overall

5795

Males

5284

M40-44

5284

5K→10K

3.1 - 6.2 mi

Top 16%
×5stories
+79ft-138ft

Overall

4597

Males

4307

M40-44

4307

10K→15K

6.2 - 9.3 mi

Top 20%
×3stories
+67ft-78ft

Overall

5795

Males

5284

M40-44

5284

15K→20K

9.3 - 12.4 mi

Top 26%
×5stories
+106ft-86ft

Overall

7300

Males

6421

M40-44

6421

20K→Half

12.4 - 13.1 mi

Top 28%
×2stories
+19ft-37ft

Overall

7814

Males

6776

M40-44

6776

Half→25K

13.1 - 15.5 mi

Top 39%
×4stories
+66ft-88ft

Overall

11133

Males

8446

M40-44

8446

25K→30K

15.5 - 18.6 mi

Top 33%
×9stories
+181ft-148ft

Overall

9272

Males

7295

M40-44

7295

30K→20M

18.6 - 20.0 mi

Top 38%
×5stories
+64ft-50ft

Overall

10867

Males

7960

M40-44

7960

20M→21M

20.0 - 21.0 mi

Top 38%
×8stories
+106ft-24ft

Overall

10859

Males

7798

M40-44

7798

21M→35K

21.0 - 21.8 mi

Top 47%
×7stories
+17ft-86ft

Overall

13236

Males

8892

M40-44

8892

35K→23M

21.8 - 23.0 mi

Top 48%
×5stories
+23ft-63ft

Overall

13569

Males

8961

M40-44

8961

23M→24M

23.0 - 24.0 mi

Top 51%
×6stories
+12ft-82ft

Overall

14458

Males

9343

M40-44

9343

24M→40K

24.0 - 24.9 mi

Top 54%
×1story
+6ft-20ft

Overall

15316

Males

9564

M40-44

9564

40K→25.2M

24.9 - 25.2 mi

Top 51%
×1story
+13ft-16ft

Overall

14605

Males

9198

M40-44

9198

25.2M→Finish

25.2 - 26.2 mi

Top 60%
×2stories
+22ft-21ft

Overall

16917

Males

10341

M40-44

10341

Passing Analysis

Category:
Athletes Passed
358
Passed By
5771
Net Change
-5413
SegmentAthletes PassedPassed ByNet ChangeStart RankEnd Rank
Start → 5K----#3214
5K → 10K5673-668#3214#3882
10K → 15K16513-497#3882#4379
15K → 20K24770-746#4379#5125
20K → Half3175-172#5125#5297
Half → 25K121097-1085#5297#6382
25K → 30K85470-385#6382#6767
30K → 20M48262-214#6767#6981
20M → 21M53180-127#6981#7108
21M → 35K17167-150#7108#7258
35K → 23M33343-310#7258#7568
23M → 24M22304-282#7568#7850
24M → 40K21305-284#7850#8134
40K → 25.2M11108-97#8134#8231
25.2M → Finish8404-396#8231#8627
TOTALS3585771-5413
📊

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