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BOSTON MARATHON 2025

Nathan Couse

Bib: 1987•M

NY

0:00
0:00
/ mi
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Overall
#0 / 28404
Top 5%
Gender (Male)
#0 / 16105
Top 8%
Division (M18-39)
#0 / 5642
Top 19%
Race Day Weather
50°/40°F
broken clouds

⏱️ Race Timeline

Start
0:00:00
Race begins
5K· 3.11 mi
18:32
Rank: #975
Start → 5K
18:32 | 5:58/mi
10K· 6.21 mi
36:51
Rank: #893 (+82)
5K → 10K
18:19 | 5:54/mi
15K· 9.32 mi
55:02
Rank: #804 (+89)
10K → 15K
18:11 | 5:51/mi
20K· 12.43 mi
1:13:27
Rank: #763 (+41)
15K → 20K
18:25 | 5:56/mi
Half· 13.11 mi
1:17:25
Rank: #755 (+8)
20K → Half
3:58 | 5:49/mi
25K· 15.53 mi
1:32:09
Rank: #774 (-19)
Half → 25K
14:44 | 6:05/mi
30K· 18.64 mi
1:52:05
Rank: #859 (-85)
25K → 30K
19:56 | 6:25/mi
20M
2:01:14
Rank: #923 (-64)
30K → 20M
9:09 | 6:44/mi
21M
2:08:19
Rank: #977 (-54)
20M → 21M
7:05 | 7:05/mi
35K· 21.75 mi
2:13:17
Rank: #1005 (-28)
21M → 35K
4:58 | 6:38/mi
23M
2:22:00
Rank: #1087 (-82)
35K → 23M
8:43 | 6:58/mi
24M
2:29:04
Rank: #1179 (-92)
23M → 24M
7:04 | 7:04/mi
40K· 24.85 mi
2:35:21
Rank: #1289 (-110)
24M → 40K
6:17 | 7:21/mi
25.2M
2:37:56
Rank: #1307 (-18)
40K → 25.2M
2:35 | 7:29/mi
Finish· 26.22 mi
2:44:34
Rank: #1325 (-18)
25.2M → Finish
6:38 | 6:31/mi

The Course

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Half Splits

1st Half· via HalfFaster
Distance13.11 mi
Time1:17:25
Pace5:54 /mi
2nd Half
Distance13.11 mi
Time1:27:09
Pace6:39 /mi
📊Positive Split: 12.6% slower second half

Checkpoint Splits

CheckpointDistanceTime of DayTimeAvg PaceSegment TimeSegment PaceDiff
5K
3.11 mi10:18:5618:325:5818:32
5:58
-
10K
6.21 mi10:37:1536:515:5618:19
5:54
-0:04
15K
9.32 mi10:55:2655:025:5418:11
5:51
-0:03
20K
12.43 mi11:13:511:13:275:5518:25
5:56
+0:05
Half
13.11 mi11:17:491:17:255:543:58
5:49
-0:07
25K
15.53 mi11:32:331:32:095:5614:44
6:05
+0:16
30K
18.64 mi11:52:291:52:056:0119:56
6:25
+0:20
20M
20.00 mi12:01:382:01:146:049:09
6:44
+0:19
21M
21.00 mi12:08:432:08:196:077:05
7:05
+0:21
35K
21.75 mi12:13:412:13:176:084:58
6:38
-0:27
23M
23.00 mi12:22:242:22:006:108:43
6:58
+0:20
24M
24.00 mi12:29:282:29:046:137:04
7:04
+0:06
40K
24.85 mi12:35:452:35:216:156:17
7:21
+0:17
25.2M
25.20 mi12:38:202:37:566:162:35
7:29
+0:08
Finish
26.22 mi12:44:582:44:346:176:38
6:31
-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

5:49 /mi

Average Pace

6:17 /mi

Slowest Pace

7:29 /mi

Loading chart...
Fastest
Middle
Slowest
Average

📊Segments

Segment Time Comparison

Time at Faster Pace

1:32:09

56% of race

Time at Steady Pace

40:41

25% of race

Time at Slower Pace

31:44

19% of race

Average Pace: 6:17 /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 mi10:18:5618:325:5818:32
5:58
#975
10K
6.21 mi10:37:1536:515:5618:19
5:54
#893
15K
9.32 mi10:55:2655:025:5418:11
5:51
#804
20K
12.43 mi11:13:511:13:275:5518:25
5:56
#763
Half
13.11 mi11:17:491:17:255:543:58
5:49
#755
25K
15.53 mi11:32:331:32:095:5614:44
6:05
#774
30K
18.64 mi11:52:291:52:056:0119:56
6:25
#859
20M
20.00 mi12:01:382:01:146:049:09
6:44
#923
21M
21.00 mi12:08:432:08:196:077:05
7:05
#977
35K
21.75 mi12:13:412:13:176:084:58
6:38
#1005
23M
23.00 mi12:22:242:22:006:108:43
6:58
#1087
24M
24.00 mi12:29:282:29:046:137:04
7:04
#1179
40K
24.85 mi12:35:452:35:216:156:17
7:21
#1289
25.2M
25.20 mi12:38:202:37:566:162:35
7:29
#1307
Finish
26.22 mi12:44:582:44:346:176:38
6:31
#1325
Faster pace
Steady pace
Slower pace

Checkpoint and Segment Rankings

CheckpointDistanceSeg. DistOverallMalesM18-39Seg. OverallSeg. MalesSeg. M18-39
5K3.11 mi3.11 mi975917917637(Top 2%)591(Top 4%)591(Top 10%)
10K6.21 mi3.10 mi893+82839+78839+78817(Top 3%)766(Top 5%)766(Top 14%)
15K9.32 mi3.11 mi804+89752+87752+87637(Top 2%)591(Top 4%)591(Top 10%)
20K12.43 mi3.11 mi763+41713+39713+39688(Top 2%)641(Top 4%)641(Top 11%)
Half13.11 mi0.68 mi755+8706+7706+7632(Top 2%)593(Top 4%)593(Top 11%)
25K15.53 mi2.42 mi774-19725-19725-191023(Top 4%)966(Top 6%)966(Top 17%)
30K18.64 mi3.11 mi859-85807-82807-821612(Top 6%)1527(Top 9%)1527(Top 27%)
20M20.00 mi1.36 mi923-64867-60867-602584(Top 9%)2426(Top 15%)2426(Top 43%)
21M21.00 mi1.00 mi977-54919-52919-522575(Top 9%)2397(Top 15%)2397(Top 42%)
35K21.75 mi0.75 mi1005-28946-27946-273102(Top 11%)2844(Top 18%)2844(Top 50%)
23M23.00 mi1.25 mi1087-821024-781024-783505(Top 12%)3175(Top 20%)3175(Top 56%)
24M24.00 mi1.00 mi1179-921111-871111-874966(Top 17%)4223(Top 26%)4223(Top 75%)
40K24.85 mi0.85 mi1289-1101213-1021213-1025869(Top 21%)4756(Top 30%)4756(Top 84%)
25.2M25.20 mi0.35 mi1307-181231-181231-183272(Top 12%)2862(Top 18%)2862(Top 51%)
Finish26.22 mi1.02 mi1325-181247-161247-162838(Top 10%)2533(Top 16%)2533(Top 45%)

Segment Performance Analysis

10K→15K

0.0 - 3.1 mi

Top 2%
×21stories
+97ft-345ft

Overall

637

Males

591

M18-39

591

5K→10K

3.1 - 6.2 mi

Top 3%
×5stories
+79ft-138ft

Overall

817

Males

766

M18-39

766

10K→15K

6.2 - 9.3 mi

Top 2%
×3stories
+67ft-78ft

Overall

637

Males

591

M18-39

591

15K→20K

9.3 - 12.4 mi

Top 2%
×5stories
+106ft-86ft

Overall

688

Males

641

M18-39

641

20K→Half

12.4 - 13.1 mi

Top 2%
×2stories
+19ft-37ft

Overall

632

Males

593

M18-39

593

Half→25K

13.1 - 15.5 mi

Top 4%
×4stories
+66ft-88ft

Overall

1023

Males

966

M18-39

966

25K→30K

15.5 - 18.6 mi

Top 6%
×9stories
+181ft-148ft

Overall

1612

Males

1527

M18-39

1527

30K→20M

18.6 - 20.0 mi

Top 9%
×5stories
+64ft-50ft

Overall

2584

Males

2426

M18-39

2426

20M→21M

20.0 - 21.0 mi

Top 9%
×8stories
+106ft-24ft

Overall

2575

Males

2397

M18-39

2397

21M→35K

21.0 - 21.8 mi

Top 11%
×7stories
+17ft-86ft

Overall

3102

Males

2844

M18-39

2844

35K→23M

21.8 - 23.0 mi

Top 12%
×5stories
+23ft-63ft

Overall

3505

Males

3175

M18-39

3175

23M→24M

23.0 - 24.0 mi

Top 17%
×6stories
+12ft-82ft

Overall

4966

Males

4223

M18-39

4223

24M→40K

24.0 - 24.9 mi

Top 21%
×1story
+6ft-20ft

Overall

5869

Males

4756

M18-39

4756

40K→25.2M

24.9 - 25.2 mi

Top 12%
×1story
+13ft-16ft

Overall

3272

Males

2862

M18-39

2862

25.2M→Finish

25.2 - 26.2 mi

Top 10%
×2stories
+22ft-21ft

Overall

2838

Males

2533

M18-39

2533

Passing Analysis

Category:
Athletes Passed
342
Passed By
692
Net Change
-350
SegmentAthletes PassedPassed ByNet ChangeStart RankEnd Rank
Start → 5K----#975
5K → 10K10220+82#975#893
10K → 15K923+89#893#804
15K → 20K465+41#804#763
20K → Half113+8#763#755
Half → 25K1736-19#755#774
25K → 30K1297-85#774#859
30K → 20M973-64#859#923
20M → 21M862-54#923#977
21M → 35K836-28#977#1005
35K → 23M1799-82#1005#1087
23M → 24M193-92#1087#1179
24M → 40K1111-110#1179#1289
40K → 25.2M523-18#1289#1307
25.2M → Finish1331-18#1307#1325
TOTALS342692-350
📊

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