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BOSTON MARATHON 2025

Nathan Searles

Bib: 11183•M

CA

0:00
0:00
/ mi
Masters
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Overall
#0 / 28404
Top 30%
Gender (Male)
#0 / 16105
Top 43%
Masters (Masters Men)
#0 / 10463
Top 31%
Division (M45-49)
#0 / 2386
Top 44%
Race Day Weather
50°/40°F
broken clouds

⏱️ Race Timeline

Start
0:00:00
Race begins
5K· 3.11 mi
22:43
Rank: #10460
Start → 5K
22:43 | 7:19/mi
10K· 6.21 mi
45:17
Rank: #10231 (+229)
5K → 10K
22:34 | 7:16/mi
15K· 9.32 mi
1:07:48
Rank: #9981 (+250)
10K → 15K
22:31 | 7:15/mi
20K· 12.43 mi
1:30:23
Rank: #9619 (+362)
15K → 20K
22:35 | 7:16/mi
Half· 13.11 mi
1:35:20
Rank: #9608 (+11)
20K → Half
4:57 | 7:15/mi
25K· 15.53 mi
1:52:59
Rank: #9334 (+274)
Half → 25K
17:39 | 7:17/mi
30K· 18.64 mi
2:16:36
Rank: #9082 (+252)
25K → 30K
23:37 | 7:36/mi
20M
2:26:58
Rank: #8941 (+141)
30K → 20M
10:22 | 7:38/mi
21M
2:35:09
Rank: #8876 (+65)
20M → 21M
8:11 | 8:11/mi
35K· 21.75 mi
2:40:38
Rank: #8794 (+82)
21M → 35K
5:29 | 7:20/mi
23M
2:50:12
Rank: #8647 (+147)
35K → 23M
9:34 | 7:38/mi
24M
2:57:36
Rank: #8517 (+130)
23M → 24M
7:24 | 7:24/mi
40K· 24.85 mi
3:04:09
Rank: #8447 (+70)
24M → 40K
6:33 | 7:40/mi
25.2M
3:06:59
Rank: #8396 (+51)
40K → 25.2M
2:50 | 8:13/mi
Finish· 26.22 mi
3:14:39
Rank: #8431 (-35)
25.2M → Finish
7:40 | 7:31/mi

The Course

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Half Splits

1st Half· via HalfFaster
Distance13.11 mi
Time1:35:20
Pace7:16 /mi
2nd Half
Distance13.11 mi
Time1:39:19
Pace7:35 /mi
📊Positive Split: 4.2% slower second half

Checkpoint Splits

CheckpointDistanceTime of DayTimeAvg PaceSegment TimeSegment PaceDiff
5K
3.11 mi10:49:5622:437:1922:43
7:19
-
10K
6.21 mi11:12:3045:177:1722:34
7:16
-0:03
15K
9.32 mi11:35:011:07:487:1622:31
7:15
-0:01
20K
12.43 mi11:57:361:30:237:1622:35
7:16
+0:01
Half
13.11 mi12:02:331:35:207:164:57
7:15
-0:01
25K
15.53 mi12:20:121:52:597:1617:39
7:17
+0:02
30K
18.64 mi12:43:492:16:367:2023:37
7:36
+0:19
20M
20.00 mi12:54:112:26:587:2110:22
7:38
+0:02
21M
21.00 mi13:02:222:35:097:238:11
8:11
+0:33
35K
21.75 mi13:07:512:40:387:235:29
7:20
-0:51
23M
23.00 mi13:17:252:50:127:249:34
7:38
+0:18
24M
24.00 mi13:24:492:57:367:247:24
7:24
-0:14
40K
24.85 mi13:31:223:04:097:256:33
7:40
+0:16
25.2M
25.20 mi13:34:123:06:597:252:50
8:13
+0:33
Finish
26.22 mi13:41:523:14:397:267:40
7:31
-0:42

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

7:15 /mi

Average Pace

7:26 /mi

Slowest Pace

8:13 /mi

Loading chart...
Fastest
Middle
Slowest
Average

📊Segments

Segment Time Comparison

Time at Faster Pace

3:03:38

94% of race

Time at Steady Pace

11:01

6% of race

Time at Slower Pace

0:00

0% of race

Average Pace: 7:25 /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 mi10:49:5622:437:1922:43
7:19
#10460
10K
6.21 mi11:12:3045:177:1722:34
7:16
#10231
15K
9.32 mi11:35:011:07:487:1622:31
7:15
#9981
20K
12.43 mi11:57:361:30:237:1622:35
7:16
#9619
Half
13.11 mi12:02:331:35:207:164:57
7:15
#9608
25K
15.53 mi12:20:121:52:597:1617:39
7:17
#9334
30K
18.64 mi12:43:492:16:367:2023:37
7:36
#9082
20M
20.00 mi12:54:112:26:587:2110:22
7:38
#8941
21M
21.00 mi13:02:222:35:097:238:11
8:11
#8876
35K
21.75 mi13:07:512:40:387:235:29
7:20
#8794
23M
23.00 mi13:17:252:50:127:249:34
7:38
#8647
24M
24.00 mi13:24:492:57:367:247:24
7:24
#8517
40K
24.85 mi13:31:223:04:097:256:33
7:40
#8447
25.2M
25.20 mi13:34:123:06:597:252:50
8:13
#8396
Finish
26.22 mi13:41:523:14:397:267:40
7:31
#8431
Faster pace
Steady pace
Slower pace

Checkpoint and Segment Rankings

CheckpointDistanceSeg. DistOverallMalesM45-49Seg. OverallSeg. MalesSeg. M45-49
5K3.11 mi3.11 mi10460841384139520(Top 34%)7830(Top 49%)7830(Top 328%)
10K6.21 mi3.10 mi10231+2298284+1298284+12910015(Top 35%)8147(Top 51%)8147(Top 341%)
15K9.32 mi3.11 mi9981+2508118+1668118+1669520(Top 34%)7830(Top 49%)7830(Top 328%)
20K12.43 mi3.11 mi9619+3627894+2247894+2248768(Top 31%)7316(Top 45%)7316(Top 307%)
Half13.11 mi0.68 mi9608+117883+117883+119526(Top 34%)7761(Top 48%)7761(Top 325%)
25K15.53 mi2.42 mi9334+2747710+1737710+1738199(Top 29%)6881(Top 43%)6881(Top 288%)
30K18.64 mi3.11 mi9082+2527514+1967514+1968457(Top 30%)6856(Top 43%)6856(Top 287%)
20M20.00 mi1.36 mi8941+1417403+1117403+1117884(Top 28%)6371(Top 40%)6371(Top 267%)
21M21.00 mi1.00 mi8876+657331+727331+728455(Top 30%)6515(Top 40%)6515(Top 273%)
35K21.75 mi0.75 mi8794+827265+667265+667405(Top 26%)5939(Top 37%)5939(Top 249%)
23M23.00 mi1.25 mi8647+1477136+1297136+1297513(Top 26%)5882(Top 37%)5882(Top 247%)
24M24.00 mi1.00 mi8517+1307022+1147022+1147042(Top 25%)5557(Top 35%)5557(Top 233%)
40K24.85 mi0.85 mi8447+706948+746948+747813(Top 28%)5888(Top 37%)5888(Top 247%)
25.2M25.20 mi0.35 mi8396+516895+536895+537129(Top 25%)5419(Top 34%)5419(Top 227%)
Finish26.22 mi1.02 mi8431-356896-16896-19328(Top 33%)6614(Top 41%)6614(Top 277%)

Segment Performance Analysis

10K→15K

0.0 - 3.1 mi

Top 34%
×21stories
+97ft-345ft

Overall

9520

Males

7830

M45-49

7830

5K→10K

3.1 - 6.2 mi

Top 35%
×5stories
+79ft-138ft

Overall

10015

Males

8147

M45-49

8147

10K→15K

6.2 - 9.3 mi

Top 34%
×3stories
+67ft-78ft

Overall

9520

Males

7830

M45-49

7830

15K→20K

9.3 - 12.4 mi

Top 31%
×5stories
+106ft-86ft

Overall

8768

Males

7316

M45-49

7316

20K→Half

12.4 - 13.1 mi

Top 34%
×2stories
+19ft-37ft

Overall

9526

Males

7761

M45-49

7761

Half→25K

13.1 - 15.5 mi

Top 29%
×4stories
+66ft-88ft

Overall

8199

Males

6881

M45-49

6881

25K→30K

15.5 - 18.6 mi

Top 30%
×9stories
+181ft-148ft

Overall

8457

Males

6856

M45-49

6856

30K→20M

18.6 - 20.0 mi

Top 28%
×5stories
+64ft-50ft

Overall

7884

Males

6371

M45-49

6371

20M→21M

20.0 - 21.0 mi

Top 30%
×8stories
+106ft-24ft

Overall

8455

Males

6515

M45-49

6515

21M→35K

21.0 - 21.8 mi

Top 26%
×7stories
+17ft-86ft

Overall

7405

Males

5939

M45-49

5939

35K→23M

21.8 - 23.0 mi

Top 26%
×5stories
+23ft-63ft

Overall

7513

Males

5882

M45-49

5882

23M→24M

23.0 - 24.0 mi

Top 25%
×6stories
+12ft-82ft

Overall

7042

Males

5557

M45-49

5557

24M→40K

24.0 - 24.9 mi

Top 28%
×1story
+6ft-20ft

Overall

7813

Males

5888

M45-49

5888

40K→25.2M

24.9 - 25.2 mi

Top 25%
×1story
+13ft-16ft

Overall

7129

Males

5419

M45-49

5419

25.2M→Finish

25.2 - 26.2 mi

Top 33%
×2stories
+22ft-21ft

Overall

9328

Males

6614

M45-49

6614

Passing Analysis

Category:
Athletes Passed
2716*
Passed By
687
Net Change
+2029
SegmentAthletes PassedPassed ByNet ChangeStart RankEnd Rank
Start → 5K----#10460
5K → 10K381152+229#10460#10231
10K → 15K320*70+250#10231#9981
15K → 20K39129+362#9981#9619
20K → Half3726+11#9619#9608
Half → 25K29521+274#9608#9334
25K → 30K34593+252#9334#9082
30K → 20M17635+141#9082#8941
20M → 21M12964+65#8941#8876
21M → 35K9513+82#8876#8794
35K → 23M18235+147#8794#8647
23M → 24M15020+130#8647#8517
24M → 40K10737+70#8517#8447
40K → 25.2M6312+51#8447#8396
25.2M → Finish4580-35#8396#8431
TOTALS2716*687+2029

* Includes athletes who did not complete a segment (DNF/DNQ).

📊

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