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BOSTON MARATHON 2025

Joshua Derrick

Bib: 785•M

MD

0:00
0:00
/ mi
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Overall
#0 / 28404
Top 7%
Gender (Male)
#0 / 16105
Top 11%
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
19:20
Rank: #1977
Start → 5K
19:20 | 6:13/mi
10K· 6.21 mi
38:57
Rank: #2227 (-250)
5K → 10K
19:37 | 6:19/mi
15K· 9.32 mi
58:32
Rank: #2253 (-26)
10K → 15K
19:35 | 6:18/mi
20K· 12.43 mi
1:18:05
Rank: #2163 (+90)
15K → 20K
19:33 | 6:18/mi
Half· 13.11 mi
1:22:20
Rank: #2155 (+8)
20K → Half
4:15 | 6:14/mi
25K· 15.53 mi
1:37:38
Rank: #2101 (+54)
Half → 25K
15:18 | 6:19/mi
30K· 18.64 mi
1:57:58
Rank: #2085 (+16)
25K → 30K
20:20 | 6:33/mi
20M
2:06:51
Rank: #2028 (+57)
30K → 20M
8:53 | 6:32/mi
21M
2:13:40
Rank: #1979 (+49)
20M → 21M
6:49 | 6:49/mi
35K· 21.75 mi
2:18:31
Rank: #1974 (+5)
21M → 35K
4:51 | 6:29/mi
23M
2:27:01
Rank: #1990 (-16)
35K → 23M
8:30 | 6:47/mi
24M
2:33:31
Rank: #1954 (+36)
23M → 24M
6:30 | 6:30/mi
40K· 24.85 mi
2:39:13
Rank: #1941 (+13)
24M → 40K
5:42 | 6:40/mi
25.2M
2:41:44
Rank: #1934 (+7)
40K → 25.2M
2:31 | 7:18/mi
Finish· 26.22 mi
2:48:20
Rank: #1941 (-7)
25.2M → Finish
6:36 | 6:29/mi

The Course

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Half Splits

1st Half· via HalfFaster
Distance13.11 mi
Time1:22:20
Pace6:17 /mi
2nd Half
Distance13.11 mi
Time1:26:00
Pace6:34 /mi
📊Positive Split: 4.5% slower second half

Checkpoint Splits

CheckpointDistanceTime of DayTimeAvg PaceSegment TimeSegment PaceDiff
5K
3.11 mi10:19:3519:206:1319:20
6:13
-
10K
6.21 mi10:39:1238:576:1619:37
6:19
+0:06
15K
9.32 mi10:58:4758:326:1719:35
6:18
-0:01
20K
12.43 mi11:18:201:18:056:1719:33
6:18
0:00
Half
13.11 mi11:22:351:22:206:174:15
6:14
-0:04
25K
15.53 mi11:37:531:37:386:1715:18
6:19
+0:05
30K
18.64 mi11:58:131:57:586:2020:20
6:33
+0:14
20M
20.00 mi12:07:062:06:516:218:53
6:32
-0:01
21M
21.00 mi12:13:552:13:406:226:49
6:49
+0:17
35K
21.75 mi12:18:462:18:316:224:51
6:29
-0:20
23M
23.00 mi12:27:162:27:016:248:30
6:47
+0:18
24M
24.00 mi12:33:462:33:316:246:30
6:30
-0:17
40K
24.85 mi12:39:282:39:136:245:42
6:40
+0:10
25.2M
25.20 mi12:41:592:41:446:252:31
7:18
+0:38
Finish
26.22 mi12:48:352:48:206:256:36
6:29
-0:49

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

6:13 /mi

Average Pace

6:25 /mi

Slowest Pace

7:18 /mi

Loading chart...
Fastest
Middle
Slowest
Average

📊Segments

Segment Time Comparison

Time at Faster Pace

2:45:49

99% of race

Time at Steady Pace

2:31

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 mi10:19:3519:206:1319:20
6:13
#1977
10K
6.21 mi10:39:1238:576:1619:37
6:19
#2227
15K
9.32 mi10:58:4758:326:1719:35
6:18
#2253
20K
12.43 mi11:18:201:18:056:1719:33
6:18
#2163
Half
13.11 mi11:22:351:22:206:174:15
6:14
#2155
25K
15.53 mi11:37:531:37:386:1715:18
6:19
#2101
30K
18.64 mi11:58:131:57:586:2020:20
6:33
#2085
20M
20.00 mi12:07:062:06:516:218:53
6:32
#2028
21M
21.00 mi12:13:552:13:406:226:49
6:49
#1979
35K
21.75 mi12:18:462:18:316:224:51
6:29
#1974
23M
23.00 mi12:27:162:27:016:248:30
6:47
#1990
24M
24.00 mi12:33:462:33:316:246:30
6:30
#1954
40K
24.85 mi12:39:282:39:136:245:42
6:40
#1941
25.2M
25.20 mi12:41:592:41:446:252:31
7:18
#1934
Finish
26.22 mi12:48:352:48:206:256:36
6:29
#1941
Faster pace
Steady pace
Slower pace

Checkpoint and Segment Rankings

CheckpointDistanceSeg. DistOverallMalesM18-39Seg. OverallSeg. MalesSeg. M18-39
5K3.11 mi3.11 mi1977188018802340(Top 8%)2232(Top 14%)2232(Top 40%)
10K6.21 mi3.10 mi2227-2502125-2452125-2452490(Top 9%)2380(Top 15%)2380(Top 42%)
15K9.32 mi3.11 mi2253-262150-252150-252340(Top 8%)2232(Top 14%)2232(Top 40%)
20K12.43 mi3.11 mi2163+902064+862064+861972(Top 7%)1879(Top 12%)1879(Top 33%)
Half13.11 mi0.68 mi2155+82057+72057+72095(Top 7%)1999(Top 12%)1999(Top 35%)
25K15.53 mi2.42 mi2101+542004+532004+531900(Top 7%)1806(Top 11%)1806(Top 32%)
30K18.64 mi3.11 mi2085+161989+151989+152166(Top 8%)2050(Top 13%)2050(Top 36%)
20M20.00 mi1.36 mi2028+571932+571932+571755(Top 6%)1661(Top 10%)1661(Top 29%)
21M21.00 mi1.00 mi1979+491883+491883+491579(Top 6%)1488(Top 9%)1488(Top 26%)
35K21.75 mi0.75 mi1974+51877+61877+62353(Top 8%)2196(Top 14%)2196(Top 39%)
23M23.00 mi1.25 mi1990-161890-131890-132621(Top 9%)2413(Top 15%)2413(Top 43%)
24M24.00 mi1.00 mi1954+361854+361854+362029(Top 7%)1882(Top 12%)1882(Top 33%)
40K24.85 mi0.85 mi1941+131839+151839+152214(Top 8%)2029(Top 13%)2029(Top 36%)
25.2M25.20 mi0.35 mi1934+71832+71832+72442(Top 9%)2176(Top 14%)2176(Top 39%)
Finish26.22 mi1.02 mi1941-71839-71839-72679(Top 9%)2409(Top 15%)2409(Top 43%)

Segment Performance Analysis

10K→15K

0.0 - 3.1 mi

Top 8%
×21stories
+97ft-345ft

Overall

2340

Males

2232

M18-39

2232

5K→10K

3.1 - 6.2 mi

Top 9%
×5stories
+79ft-138ft

Overall

2490

Males

2380

M18-39

2380

10K→15K

6.2 - 9.3 mi

Top 8%
×3stories
+67ft-78ft

Overall

2340

Males

2232

M18-39

2232

15K→20K

9.3 - 12.4 mi

Top 7%
×5stories
+106ft-86ft

Overall

1972

Males

1879

M18-39

1879

20K→Half

12.4 - 13.1 mi

Top 7%
×2stories
+19ft-37ft

Overall

2095

Males

1999

M18-39

1999

Half→25K

13.1 - 15.5 mi

Top 7%
×4stories
+66ft-88ft

Overall

1900

Males

1806

M18-39

1806

25K→30K

15.5 - 18.6 mi

Top 8%
×9stories
+181ft-148ft

Overall

2166

Males

2050

M18-39

2050

30K→20M

18.6 - 20.0 mi

Top 6%
×5stories
+64ft-50ft

Overall

1755

Males

1661

M18-39

1661

20M→21M

20.0 - 21.0 mi

Top 6%
×8stories
+106ft-24ft

Overall

1579

Males

1488

M18-39

1488

21M→35K

21.0 - 21.8 mi

Top 8%
×7stories
+17ft-86ft

Overall

2353

Males

2196

M18-39

2196

35K→23M

21.8 - 23.0 mi

Top 9%
×5stories
+23ft-63ft

Overall

2621

Males

2413

M18-39

2413

23M→24M

23.0 - 24.0 mi

Top 7%
×6stories
+12ft-82ft

Overall

2029

Males

1882

M18-39

1882

24M→40K

24.0 - 24.9 mi

Top 8%
×1story
+6ft-20ft

Overall

2214

Males

2029

M18-39

2029

40K→25.2M

24.9 - 25.2 mi

Top 9%
×1story
+13ft-16ft

Overall

2442

Males

2176

M18-39

2176

25.2M→Finish

25.2 - 26.2 mi

Top 9%
×2stories
+22ft-21ft

Overall

2679

Males

2409

M18-39

2409

Passing Analysis

Category:
Athletes Passed
710
Passed By
674
Net Change
+36
SegmentAthletes PassedPassed ByNet ChangeStart RankEnd Rank
Start → 5K----#1977
5K → 10K39289-250#1977#2227
10K → 15K5581-26#2227#2253
15K → 20K12030+90#2253#2163
20K → Half1810+8#2163#2155
Half → 25K7218+54#2155#2101
25K → 30K7660+16#2101#2085
30K → 20M6912+57#2085#2028
20M → 21M6112+49#2028#1979
21M → 35K3126+5#1979#1974
35K → 23M4460-16#1974#1990
23M → 24M5216+36#1990#1954
24M → 40K2916+13#1954#1941
40K → 25.2M169+7#1941#1934
25.2M → Finish2835-7#1934#1941
TOTALS710674+36
📊

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