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BOSTON MARATHON 2025

Nate Burns

Bib: 8103•M

NH

0:00
0:00
/ mi
Masters
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Overall
#0 / 28404
Top 18%
Gender (Male)
#0 / 16105
Top 28%
Masters (Masters Men)
#0 / 10463
Top 14%
Division (M45-49)
#0 / 2386
Top 18%
Race Day Weather
50°/40°F
broken clouds

⏱️ Race Timeline

Start
0:00:00
Race begins
5K· 3.11 mi
21:35
Rank: #7390
Start → 5K
21:35 | 6:57/mi
10K· 6.21 mi
42:59
Rank: #7273 (+117)
5K → 10K
21:24 | 6:53/mi
15K· 9.32 mi
1:04:32
Rank: #7257 (+16)
10K → 15K
21:33 | 6:56/mi
20K· 12.43 mi
1:26:04
Rank: #7030 (+227)
15K → 20K
21:32 | 6:56/mi
Half· 13.11 mi
1:30:43
Rank: #6978 (+52)
20K → Half
4:39 | 6:49/mi
25K· 15.53 mi
1:47:30
Rank: #6721 (+257)
Half → 25K
16:47 | 6:55/mi
30K· 18.64 mi
2:09:24
Rank: #6272 (+449)
25K → 30K
21:54 | 7:03/mi
20M
2:18:59
Rank: #6056 (+216)
30K → 20M
9:35 | 7:03/mi
21M
2:26:17
Rank: #5842 (+214)
20M → 21M
7:18 | 7:18/mi
35K· 21.75 mi
2:31:06
Rank: #5687 (+155)
21M → 35K
4:49 | 6:26/mi
23M
2:39:35
Rank: #5432 (+255)
35K → 23M
8:29 | 6:47/mi
24M
2:46:21
Rank: #5303 (+129)
23M → 24M
6:46 | 6:46/mi
40K· 24.85 mi
2:52:09
Rank: #5170 (+133)
24M → 40K
5:48 | 6:47/mi
25.2M
2:54:43
Rank: #5114 (+56)
40K → 25.2M
2:34 | 7:27/mi
Finish· 26.22 mi
3:01:27
Rank: #5004 (+110)
25.2M → Finish
6:44 | 6:36/mi

The Course

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Half Splits

1st Half· via Half⚖️ Balanced
Distance13.11 mi
Time1:30:43
Pace6:55 /mi
2nd Half⚖️ Balanced
Distance13.11 mi
Time1:30:44
Pace6:55 /mi
📊Even Split: Consistent pacing between halves

Checkpoint Splits

CheckpointDistanceTime of DayTimeAvg PaceSegment TimeSegment PaceDiff
5K
3.11 mi10:30:0921:356:5721:35
6:57
-
10K
6.21 mi10:51:3342:596:5521:24
6:53
-0:04
15K
9.32 mi11:13:061:04:326:5521:33
6:56
+0:03
20K
12.43 mi11:34:381:26:046:5621:32
6:56
0:00
Half
13.11 mi11:39:171:30:436:554:39
6:49
-0:07
25K
15.53 mi11:56:041:47:306:5516:47
6:55
+0:06
30K
18.64 mi12:17:582:09:246:5621:54
7:03
+0:08
20M
20.00 mi12:27:332:18:596:579:35
7:03
0:00
21M
21.00 mi12:34:512:26:176:587:18
7:18
+0:15
35K
21.75 mi12:39:402:31:066:574:49
6:26
-0:52
23M
23.00 mi12:48:092:39:356:568:29
6:47
+0:21
24M
24.00 mi12:54:552:46:216:566:46
6:46
-0:01
40K
24.85 mi13:00:432:52:096:565:48
6:47
+0:01
25.2M
25.20 mi13:03:172:54:436:562:34
7:27
+0:40
Finish
26.22 mi13:10:013:01:276:566:44
6:36
-0:51

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

6:26 /mi

Average Pace

6:56 /mi

Slowest Pace

7:27 /mi

Loading chart...
Fastest
Middle
Slowest
Average

📊Segments

Segment Time Comparison

Time at Faster Pace

2:51:35

95% of race

Time at Steady Pace

9:52

5% of race

Time at Slower Pace

0:00

0% of race

Average Pace: 6:55 /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 mi10:30:0921:356:5721:35
6:57
#7390
10K
6.21 mi10:51:3342:596:5521:24
6:53
#7273
15K
9.32 mi11:13:061:04:326:5521:33
6:56
#7257
20K
12.43 mi11:34:381:26:046:5621:32
6:56
#7030
Half
13.11 mi11:39:171:30:436:554:39
6:49
#6978
25K
15.53 mi11:56:041:47:306:5516:47
6:55
#6721
30K
18.64 mi12:17:582:09:246:5621:54
7:03
#6272
20M
20.00 mi12:27:332:18:596:579:35
7:03
#6056
21M
21.00 mi12:34:512:26:176:587:18
7:18
#5842
35K
21.75 mi12:39:402:31:066:574:49
6:26
#5687
23M
23.00 mi12:48:092:39:356:568:29
6:47
#5432
24M
24.00 mi12:54:552:46:216:566:46
6:46
#5303
40K
24.85 mi13:00:432:52:096:565:48
6:47
#5170
25.2M
25.20 mi13:03:172:54:436:562:34
7:27
#5114
Finish
26.22 mi13:10:013:01:276:566:44
6:36
#5004
Faster pace
Steady pace
Slower pace

Checkpoint and Segment Rankings

CheckpointDistanceSeg. DistOverallMalesM45-49Seg. OverallSeg. MalesSeg. M45-49
5K3.11 mi3.11 mi7390658465847183(Top 25%)6382(Top 40%)6382(Top 267%)
10K6.21 mi3.10 mi7273+1176492+926492+927133(Top 25%)6376(Top 40%)6376(Top 267%)
15K9.32 mi3.11 mi7257+166472+206472+207183(Top 25%)6382(Top 40%)6382(Top 267%)
20K12.43 mi3.11 mi7030+2276295+1776295+1776404(Top 23%)5744(Top 36%)5744(Top 241%)
Half13.11 mi0.68 mi6978+526255+406255+406202(Top 22%)5587(Top 35%)5587(Top 234%)
25K15.53 mi2.42 mi6721+2576039+2166039+2165800(Top 20%)5234(Top 32%)5234(Top 219%)
30K18.64 mi3.11 mi6272+4495649+3905649+3904991(Top 18%)4530(Top 28%)4530(Top 190%)
20M20.00 mi1.36 mi6056+2165463+1865463+1864404(Top 16%)4010(Top 25%)4010(Top 168%)
21M21.00 mi1.00 mi5842+2145287+1765287+1763623(Top 13%)3312(Top 21%)3312(Top 139%)
35K21.75 mi0.75 mi5687+1555165+1225165+1222185(Top 8%)2044(Top 13%)2044(Top 86%)
23M23.00 mi1.25 mi5432+2554942+2234942+2232584(Top 9%)2387(Top 15%)2387(Top 100%)
24M24.00 mi1.00 mi5303+1294827+1154827+1153321(Top 12%)2987(Top 19%)2987(Top 125%)
40K24.85 mi0.85 mi5170+1334702+1254702+1252763(Top 10%)2507(Top 16%)2507(Top 105%)
25.2M25.20 mi0.35 mi5114+564653+494653+493146(Top 11%)2787(Top 17%)2787(Top 117%)
Finish26.22 mi1.02 mi5004+1104549+1044549+1043366(Top 12%)2950(Top 18%)2950(Top 124%)

Segment Performance Analysis

10K→15K

0.0 - 3.1 mi

Top 25%
×21stories
+97ft-345ft

Overall

7183

Males

6382

M45-49

6382

5K→10K

3.1 - 6.2 mi

Top 25%
×5stories
+79ft-138ft

Overall

7133

Males

6376

M45-49

6376

10K→15K

6.2 - 9.3 mi

Top 25%
×3stories
+67ft-78ft

Overall

7183

Males

6382

M45-49

6382

15K→20K

9.3 - 12.4 mi

Top 23%
×5stories
+106ft-86ft

Overall

6404

Males

5744

M45-49

5744

20K→Half

12.4 - 13.1 mi

Top 22%
×2stories
+19ft-37ft

Overall

6202

Males

5587

M45-49

5587

Half→25K

13.1 - 15.5 mi

Top 20%
×4stories
+66ft-88ft

Overall

5800

Males

5234

M45-49

5234

25K→30K

15.5 - 18.6 mi

Top 18%
×9stories
+181ft-148ft

Overall

4991

Males

4530

M45-49

4530

30K→20M

18.6 - 20.0 mi

Top 16%
×5stories
+64ft-50ft

Overall

4404

Males

4010

M45-49

4010

20M→21M

20.0 - 21.0 mi

Top 13%
×8stories
+106ft-24ft

Overall

3623

Males

3312

M45-49

3312

21M→35K

21.0 - 21.8 mi

Top 8%
×7stories
+17ft-86ft

Overall

2185

Males

2044

M45-49

2044

35K→23M

21.8 - 23.0 mi

Top 9%
×5stories
+23ft-63ft

Overall

2584

Males

2387

M45-49

2387

23M→24M

23.0 - 24.0 mi

Top 12%
×6stories
+12ft-82ft

Overall

3321

Males

2987

M45-49

2987

24M→40K

24.0 - 24.9 mi

Top 10%
×1story
+6ft-20ft

Overall

2763

Males

2507

M45-49

2507

40K→25.2M

24.9 - 25.2 mi

Top 11%
×1story
+13ft-16ft

Overall

3146

Males

2787

M45-49

2787

25.2M→Finish

25.2 - 26.2 mi

Top 12%
×2stories
+22ft-21ft

Overall

3366

Males

2950

M45-49

2950

Passing Analysis

Category:
Athletes Passed
2759
Passed By
373
Net Change
+2386
SegmentAthletes PassedPassed ByNet ChangeStart RankEnd Rank
Start → 5K----#7390
5K → 10K267150+117#7390#7273
10K → 15K146130+16#7273#7257
15K → 20K27043+227#7257#7030
20K → Half597+52#7030#6978
Half → 25K2669+257#6978#6721
25K → 30K46112+449#6721#6272
30K → 20M2182+216#6272#6056
20M → 21M2195+214#6056#5842
21M → 35K1561+155#5842#5687
35K → 23M2583+255#5687#5432
23M → 24M1334+129#5432#5303
24M → 40K1385+133#5303#5170
40K → 25.2M560+56#5170#5114
25.2M → Finish1122+110#5114#5004
TOTALS2759373+2386
📊

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