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BOSTON MARATHON 2025

Paul Fern

Bib: 26914•M

NY

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

⏱️ Race Timeline

Start
0:00:00
Race begins
5K· 3.11 mi
22:00
Rank: #8475
Start → 5K
22:00 | 7:05/mi
10K· 6.21 mi
44:04
Rank: #8587 (-112)
5K → 10K
22:04 | 7:06/mi
15K· 9.32 mi
1:06:14
Rank: #8532 (+55)
10K → 15K
22:10 | 7:08/mi
20K· 12.43 mi
1:29:19
Rank: #8869 (-337)
15K → 20K
23:05 | 7:26/mi
Half· 13.11 mi
1:34:28
Rank: #9041 (-172)
20K → Half
5:09 | 7:33/mi
25K· 15.53 mi
1:53:08
Rank: #9424 (-383)
Half → 25K
18:40 | 7:42/mi
30K· 18.64 mi
2:20:32
Rank: #10941 (-1517)
25K → 30K
27:24 | 8:49/mi
20M
2:33:06
Rank: #11512 (-571)
30K → 20M
12:34 | 9:15/mi
21M
2:44:14
Rank: #12463 (-951)
20M → 21M
11:08 | 11:08/mi
35K· 21.75 mi
2:50:51
Rank: #12672 (-209)
21M → 35K
6:37 | 8:51/mi
23M
3:03:08
Rank: #13238 (-566)
35K → 23M
12:17 | 9:49/mi
24M
3:12:47
Rank: #13660 (-422)
23M → 24M
9:39 | 9:39/mi
40K· 24.85 mi
3:21:10
Rank: #13992 (-332)
24M → 40K
8:23 | 9:48/mi
25.2M
3:24:58
Rank: #14152 (-160)
40K → 25.2M
3:48 | 11:01/mi
Finish· 26.22 mi
3:33:59
Rank: #14287 (-135)
25.2M → Finish
9:01 | 8:51/mi

The Course

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Half Splits

1st Half· via HalfFaster
Distance13.11 mi
Time1:34:28
Pace7:12 /mi
2nd Half
Distance13.11 mi
Time1:59:31
Pace9:07 /mi
📊Positive Split: 26.5% slower second half

Checkpoint Splits

CheckpointDistanceTime of DayTimeAvg PaceSegment TimeSegment PaceDiff
5K
3.11 mi11:37:4622:007:0522:00
7:05
-
10K
6.21 mi11:59:5044:047:0622:04
7:06
+0:01
15K
9.32 mi12:22:001:06:147:0622:10
7:08
+0:02
20K
12.43 mi12:45:051:29:197:1123:05
7:26
+0:18
Half
13.11 mi12:50:141:34:287:125:09
7:33
+0:07
25K
15.53 mi13:08:541:53:087:1718:40
7:42
+0:09
30K
18.64 mi13:36:182:20:327:3227:24
8:49
+1:07
20M
20.00 mi13:48:522:33:067:3912:34
9:15
+0:26
21M
21.00 mi14:00:002:44:147:4911:08
11:08
+1:53
35K
21.75 mi14:06:372:50:517:516:37
8:51
-2:17
23M
23.00 mi14:18:543:03:087:5812:17
9:49
+0:58
24M
24.00 mi14:28:333:12:478:029:39
9:39
-0:10
40K
24.85 mi14:36:563:21:108:068:23
9:48
+0:09
25.2M
25.20 mi14:40:443:24:588:083:48
11:01
+1:13
Finish
26.22 mi14:49:453:33:598:109:01
8:51
-2:10

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

7:05 /mi

Average Pace

8:10 /mi

Slowest Pace

11:08 /mi

Loading chart...
Fastest
Middle
Slowest
Average

📊Segments

Segment Time Comparison

Time at Faster Pace

1:53:08

53% of race

Time at Steady Pace

55:36

26% of race

Time at Slower Pace

45:15

21% of race

Average Pace: 8:10 /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 mi11:37:4622:007:0522:00
7:05
#8475
10K
6.21 mi11:59:5044:047:0622:04
7:06
#8587
15K
9.32 mi12:22:001:06:147:0622:10
7:08
#8532
20K
12.43 mi12:45:051:29:197:1123:05
7:26
#8869
Half
13.11 mi12:50:141:34:287:125:09
7:33
#9041
25K
15.53 mi13:08:541:53:087:1718:40
7:42
#9424
30K
18.64 mi13:36:182:20:327:3227:24
8:49
#10941
20M
20.00 mi13:48:522:33:067:3912:34
9:15
#11512
21M
21.00 mi14:00:002:44:147:4911:08
11:08
#12463
35K
21.75 mi14:06:372:50:517:516:37
8:51
#12672
23M
23.00 mi14:18:543:03:087:5812:17
9:49
#13238
24M
24.00 mi14:28:333:12:478:029:39
9:39
#13660
40K
24.85 mi14:36:563:21:108:068:23
9:48
#13992
25.2M
25.20 mi14:40:443:24:588:083:48
11:01
#14152
Finish
26.22 mi14:49:453:33:598:109:01
8:51
#14287
Faster pace
Steady pace
Slower pace

Checkpoint and Segment Rankings

CheckpointDistanceSeg. DistOverallMalesM18-39Seg. OverallSeg. MalesSeg. M18-39
5K3.11 mi3.11 mi8475730573058590(Top 30%)7307(Top 45%)7307(Top 130%)
10K6.21 mi3.10 mi8587-1127346-417346-418697(Top 31%)7419(Top 46%)7419(Top 131%)
15K9.32 mi3.11 mi8532+557309+377309+378590(Top 30%)7307(Top 45%)7307(Top 130%)
20K12.43 mi3.11 mi8869-3377489-1807489-18010159(Top 36%)8103(Top 50%)8103(Top 144%)
Half13.11 mi0.68 mi9041-1727582-937582-9312110(Top 43%)9082(Top 56%)9082(Top 161%)
25K15.53 mi2.42 mi9424-3837756-1747756-17411526(Top 41%)8636(Top 54%)8636(Top 153%)
30K18.64 mi3.11 mi10941-15178475-7198475-71916698(Top 59%)10791(Top 67%)10791(Top 191%)
20M20.00 mi1.36 mi11512-5718705-2308705-23018001(Top 63%)11230(Top 70%)11230(Top 199%)
21M21.00 mi1.00 mi12463-9519113-4089113-40821719(Top 76%)12840(Top 80%)12840(Top 228%)
35K21.75 mi0.75 mi12672-2099183-709183-7017438(Top 61%)10788(Top 67%)10788(Top 191%)
23M23.00 mi1.25 mi13238-5669399-2169399-21619809(Top 70%)11809(Top 73%)11809(Top 209%)
24M24.00 mi1.00 mi13660-4229556-1579556-15720170(Top 71%)11942(Top 74%)11942(Top 212%)
40K24.85 mi0.85 mi13992-3329674-1189674-11819805(Top 70%)11704(Top 73%)11704(Top 207%)
25.2M25.20 mi0.35 mi14152-1609740-669740-6620636(Top 73%)12083(Top 75%)12083(Top 214%)
Finish26.22 mi1.02 mi14287-1359774-349774-3418258(Top 64%)10991(Top 68%)10991(Top 195%)

Segment Performance Analysis

10K→15K

0.0 - 3.1 mi

Top 30%
×21stories
+97ft-345ft

Overall

8590

Males

7307

M18-39

7307

5K→10K

3.1 - 6.2 mi

Top 31%
×5stories
+79ft-138ft

Overall

8697

Males

7419

M18-39

7419

10K→15K

6.2 - 9.3 mi

Top 30%
×3stories
+67ft-78ft

Overall

8590

Males

7307

M18-39

7307

15K→20K

9.3 - 12.4 mi

Top 36%
×5stories
+106ft-86ft

Overall

10159

Males

8103

M18-39

8103

20K→Half

12.4 - 13.1 mi

Top 43%
×2stories
+19ft-37ft

Overall

12110

Males

9082

M18-39

9082

Half→25K

13.1 - 15.5 mi

Top 41%
×4stories
+66ft-88ft

Overall

11526

Males

8636

M18-39

8636

25K→30K

15.5 - 18.6 mi

Top 59%
×9stories
+181ft-148ft

Overall

16698

Males

10791

M18-39

10791

30K→20M

18.6 - 20.0 mi

Top 63%
×5stories
+64ft-50ft

Overall

18001

Males

11230

M18-39

11230

20M→21M

20.0 - 21.0 mi

Top 76%
×8stories
+106ft-24ft

Overall

21719

Males

12840

M18-39

12840

21M→35K

21.0 - 21.8 mi

Top 61%
×7stories
+17ft-86ft

Overall

17438

Males

10788

M18-39

10788

35K→23M

21.8 - 23.0 mi

Top 70%
×5stories
+23ft-63ft

Overall

19809

Males

11809

M18-39

11809

23M→24M

23.0 - 24.0 mi

Top 71%
×6stories
+12ft-82ft

Overall

20170

Males

11942

M18-39

11942

24M→40K

24.0 - 24.9 mi

Top 70%
×1story
+6ft-20ft

Overall

19805

Males

11704

M18-39

11704

40K→25.2M

24.9 - 25.2 mi

Top 73%
×1story
+13ft-16ft

Overall

20636

Males

12083

M18-39

12083

25.2M→Finish

25.2 - 26.2 mi

Top 64%
×2stories
+22ft-21ft

Overall

18258

Males

10991

M18-39

10991

Passing Analysis

Category:
Athletes Passed
727
Passed By
6537
Net Change
-5812
SegmentAthletes PassedPassed ByNet ChangeStart RankEnd Rank
Start → 5K----#8475
5K → 10K165277-112#8475#8587
10K → 15K187132+55#8587#8532
15K → 20K84421-337#8532#8869
20K → Half5177-172#8869#9041
Half → 25K75458-383#9041#9424
25K → 30K281543-1517#9424#10941
30K → 20M32603-571#10941#11512
20M → 21M3954-951#11512#12463
21M → 35K29238-209#12463#12672
35K → 23M30596-566#12672#13238
23M → 24M18440-422#13238#13660
24M → 40K27359-332#13660#13992
40K → 25.2M6166-160#13992#14152
25.2M → Finish38173-135#14152#14287
TOTALS7276537-5812
📊

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