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BOSTON MARATHON 2025

Nathan Farrer

Bib: 28271•M

NH

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
32:56
Rank: #26965
Start → 5K
32:56 | 10:36/mi
10K· 6.21 mi
1:08:39
Rank: #27383 (-418)
5K → 10K
35:43 | 11:30/mi
15K· 9.32 mi
1:49:30
Rank: #27842 (-459)
10K → 15K
40:51 | 13:09/mi
20K· 12.43 mi
2:32:58
Rank: #28013 (-171)
15K → 20K
43:28 | 13:59/mi
Half· 13.11 mi
2:42:19
Rank: #28027 (-14)
20K → Half
9:21 | 13:42/mi
25K· 15.53 mi
3:18:01
Rank: #28095 (-68)
Half → 25K
35:42 | 14:43/mi
30K· 18.64 mi
4:03:01
Rank: #28085 (+10)
25K → 30K
45:00 | 14:29/mi
20M
4:23:00
Rank: #28088 (-3)
30K → 20M
19:59 | 14:42/mi
21M
4:38:12
Rank: #28064 (+24)
20M → 21M
15:12 | 15:12/mi
35K· 21.75 mi
4:48:41
Rank: #28066 (-2)
21M → 35K
10:29 | 14:01/mi
23M
5:06:13
Rank: #28049 (+17)
35K → 23M
17:32 | 14:00/mi
24M
5:19:50
Rank: #28042 (+7)
23M → 24M
13:37 | 13:37/mi
40K· 24.85 mi
5:32:13
Rank: #28044 (-2)
24M → 40K
12:23 | 14:29/mi
25.2M
5:36:55
Rank: #28017 (+27)
40K → 25.2M
4:42 | 13:38/mi
Finish· 26.22 mi
5:49:30
Rank: #27989 (+28)
25.2M → Finish
12:35 | 12:21/mi

The Course

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Half Splits

1st Half· via HalfFaster
Distance13.11 mi
Time2:42:19
Pace12:23 /mi
2nd Half
Distance13.11 mi
Time3:07:11
Pace14:17 /mi
📊Positive Split: 15.3% slower second half

Checkpoint Splits

CheckpointDistanceTime of DayTimeAvg PaceSegment TimeSegment PaceDiff
5K
3.11 mi11:50:2732:5610:3632:56
10:36
-
10K
6.21 mi12:26:101:08:3911:0335:43
11:30
+0:54
15K
9.32 mi13:07:011:49:3011:4540:51
13:09
+1:39
20K
12.43 mi13:50:292:32:5812:1943:28
13:59
+0:50
Half
13.11 mi13:59:502:42:1912:239:21
13:42
-0:17
25K
15.53 mi14:35:323:18:0112:4535:42
14:43
+1:01
30K
18.64 mi15:20:324:03:0113:0245:00
14:29
-0:14
20M
20.00 mi15:40:314:23:0013:0919:59
14:42
+0:13
21M
21.00 mi15:55:434:38:1213:1515:12
15:12
+0:30
35K
21.75 mi16:06:124:48:4113:1610:29
14:01
-1:11
23M
23.00 mi16:23:445:06:1313:1917:32
14:00
-0:01
24M
24.00 mi16:37:215:19:5013:2013:37
13:37
-0:23
40K
24.85 mi16:49:445:32:1313:2212:23
14:29
+0:52
25.2M
25.20 mi16:54:265:36:5513:224:42
13:38
-0:51
Finish
26.22 mi17:07:015:49:3013:2012:35
12:21
-1:17

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

10:36 /mi

Average Pace

13:20 /mi

Slowest Pace

15:12 /mi

Loading chart...
Fastest
Middle
Slowest
Average

📊Segments

Segment Time Comparison

Time at Faster Pace

2:02:05

35% of race

Time at Steady Pace

2:36:32

45% of race

Time at Slower Pace

1:10:53

20% of race

Average Pace: 13:20 /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 mi11:50:2732:5610:3632:56
10:36
#26965
10K
6.21 mi12:26:101:08:3911:0335:43
11:30
#27383
15K
9.32 mi13:07:011:49:3011:4540:51
13:09
#27842
20K
12.43 mi13:50:292:32:5812:1943:28
13:59
#28013
Half
13.11 mi13:59:502:42:1912:239:21
13:42
#28027
25K
15.53 mi14:35:323:18:0112:4535:42
14:43
#28095
30K
18.64 mi15:20:324:03:0113:0245:00
14:29
#28085
20M
20.00 mi15:40:314:23:0013:0919:59
14:42
#28088
21M
21.00 mi15:55:434:38:1213:1515:12
15:12
#28064
35K
21.75 mi16:06:124:48:4113:1610:29
14:01
#28066
23M
23.00 mi16:23:445:06:1313:1917:32
14:00
#28049
24M
24.00 mi16:37:215:19:5013:2013:37
13:37
#28042
40K
24.85 mi16:49:445:32:1313:2212:23
14:29
#28044
25.2M
25.20 mi16:54:265:36:5513:224:42
13:38
#28017
Finish
26.22 mi17:07:015:49:3013:2012:35
12:21
#27989
Faster pace
Steady pace
Slower pace

Checkpoint and Segment Rankings

CheckpointDistanceSeg. DistOverallMalesM18-39Seg. OverallSeg. MalesSeg. M18-39
5K3.11 mi3.11 mi26965155921559228215(Top 99%)16023(Top 99%)16023(Top 284%)
10K6.21 mi3.10 mi27383-41815734-14215734-14227598(Top 97%)15806(Top 98%)15806(Top 280%)
15K9.32 mi3.11 mi27842-45915901-16715901-16728215(Top 99%)16023(Top 99%)16023(Top 284%)
20K12.43 mi3.11 mi28013-17115961-6015961-6028246(Top 99%)16023(Top 99%)16023(Top 284%)
Half13.11 mi0.68 mi28027-1415962-115962-128225(Top 99%)16014(Top 99%)16014(Top 284%)
25K15.53 mi2.42 mi28095-6815988-2615988-2628166(Top 99%)15986(Top 99%)15986(Top 283%)
30K18.64 mi3.11 mi28085+1015979+915979+927791(Top 98%)15780(Top 98%)15780(Top 280%)
20M20.00 mi1.36 mi28088-315976+315976+327745(Top 98%)15735(Top 98%)15735(Top 279%)
21M21.00 mi1.00 mi28064+2415964+1215964+1227326(Top 96%)15520(Top 96%)15520(Top 275%)
35K21.75 mi0.75 mi28066-215962+215962+227697(Top 98%)15675(Top 97%)15675(Top 278%)
23M23.00 mi1.25 mi28049+1715948+1415948+1427333(Top 96%)15496(Top 96%)15496(Top 275%)
24M24.00 mi1.00 mi28042+715941+715941+727416(Top 97%)15495(Top 96%)15495(Top 275%)
40K24.85 mi0.85 mi28044-215938+315938+327511(Top 97%)15566(Top 97%)15566(Top 276%)
25.2M25.20 mi0.35 mi28017+2715923+1515923+1525858(Top 91%)14683(Top 91%)14683(Top 260%)
Finish26.22 mi1.02 mi27989+2815907+1615907+1627174(Top 96%)15404(Top 96%)15404(Top 273%)

Segment Performance Analysis

10K→15K

0.0 - 3.1 mi

Top 99%
×21stories
+97ft-345ft

Overall

28215

Males

16023

M18-39

16023

5K→10K

3.1 - 6.2 mi

Top 97%
×5stories
+79ft-138ft

Overall

27598

Males

15806

M18-39

15806

10K→15K

6.2 - 9.3 mi

Top 99%
×3stories
+67ft-78ft

Overall

28215

Males

16023

M18-39

16023

15K→20K

9.3 - 12.4 mi

Top 99%
×5stories
+106ft-86ft

Overall

28246

Males

16023

M18-39

16023

20K→Half

12.4 - 13.1 mi

Top 99%
×2stories
+19ft-37ft

Overall

28225

Males

16014

M18-39

16014

Half→25K

13.1 - 15.5 mi

Top 99%
×4stories
+66ft-88ft

Overall

28166

Males

15986

M18-39

15986

25K→30K

15.5 - 18.6 mi

Top 98%
×9stories
+181ft-148ft

Overall

27791

Males

15780

M18-39

15780

30K→20M

18.6 - 20.0 mi

Top 98%
×5stories
+64ft-50ft

Overall

27745

Males

15735

M18-39

15735

20M→21M

20.0 - 21.0 mi

Top 96%
×8stories
+106ft-24ft

Overall

27326

Males

15520

M18-39

15520

21M→35K

21.0 - 21.8 mi

Top 98%
×7stories
+17ft-86ft

Overall

27697

Males

15675

M18-39

15675

35K→23M

21.8 - 23.0 mi

Top 96%
×5stories
+23ft-63ft

Overall

27333

Males

15496

M18-39

15496

23M→24M

23.0 - 24.0 mi

Top 97%
×6stories
+12ft-82ft

Overall

27416

Males

15495

M18-39

15495

24M→40K

24.0 - 24.9 mi

Top 97%
×1story
+6ft-20ft

Overall

27511

Males

15566

M18-39

15566

40K→25.2M

24.9 - 25.2 mi

Top 91%
×1story
+13ft-16ft

Overall

25858

Males

14683

M18-39

14683

25.2M→Finish

25.2 - 26.2 mi

Top 96%
×2stories
+22ft-21ft

Overall

27174

Males

15404

M18-39

15404

Passing Analysis

Category:
Athletes Passed
256
Passed By
1280
Net Change
-1024
SegmentAthletes PassedPassed ByNet ChangeStart RankEnd Rank
Start → 5K----#26965
5K → 10K30448-418#26965#27383
10K → 15K7466-459#27383#27842
15K → 20K5176-171#27842#28013
20K → Half822-14#28013#28027
Half → 25K2088-68#28027#28095
25K → 30K3525+10#28095#28085
30K → 20M1215-3#28085#28088
20M → 21M284+24#28088#28064
21M → 35K79-2#28064#28066
35K → 23M236+17#28066#28049
23M → 24M169+7#28049#28042
24M → 40K79-2#28042#28044
40K → 25.2M270+27#28044#28017
25.2M → Finish313+28#28017#27989
TOTALS2561280-1024
📊

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