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BOSTON MARATHON 2025

Fernando Korkes

Bib: 11231•M

0:00
0:00
/ mi
Masters
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Overall
#0 / 28404
Top 22%
Gender (Male)
#0 / 16105
Top 34%
Masters (Masters Men)
#0 / 10463
Top 21%
Division (M45-49)
#0 / 2386
Top 28%
Race Day Weather
50°/40°F
broken clouds

⏱️ Race Timeline

Start
0:00:00
Race begins
5K· 3.11 mi
22:43
Rank: #10453
Start → 5K
22:43 | 7:19/mi
10K· 6.21 mi
45:06
Rank: #9955 (+498)
5K → 10K
22:23 | 7:12/mi
15K· 9.32 mi
1:07:25
Rank: #9606 (+349)
10K → 15K
22:19 | 7:11/mi
20K· 12.43 mi
1:29:50
Rank: #9234 (+372)
15K → 20K
22:25 | 7:13/mi
Half· 13.11 mi
1:34:40
Rank: #9181 (+53)
20K → Half
4:50 | 7:05/mi
25K· 15.53 mi
1:52:06
Rank: #8816 (+365)
Half → 25K
17:26 | 7:11/mi
30K· 18.64 mi
2:14:51
Rank: #8289 (+527)
25K → 30K
22:45 | 7:19/mi
20M
2:24:36
Rank: #7978 (+311)
30K → 20M
9:45 | 7:10/mi
21M
2:32:03
Rank: #7684 (+294)
20M → 21M
7:27 | 7:27/mi
35K· 21.75 mi
2:37:06
Rank: #7472 (+212)
21M → 35K
5:03 | 6:45/mi
23M
2:45:44
Rank: #7143 (+329)
35K → 23M
8:38 | 6:54/mi
24M
2:52:31
Rank: #6923 (+220)
23M → 24M
6:47 | 6:47/mi
40K· 24.85 mi
2:58:22
Rank: #6677 (+246)
24M → 40K
5:51 | 6:51/mi
25.2M
3:00:56
Rank: #6595 (+82)
40K → 25.2M
2:34 | 7:27/mi
Finish· 26.22 mi
3:07:26
Rank: #6339 (+256)
25.2M → Finish
6:30 | 6:23/mi

The Course

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Half Splits

1st Half· via Half
Distance13.11 mi
Time1:34:40
Pace7:13 /mi
2nd Half✓ Faster
Distance13.11 mi
Time1:32:46
Pace7:05 /mi
📊Negative Split: 2.0% faster second half

Checkpoint Splits

CheckpointDistanceTime of DayTimeAvg PaceSegment TimeSegment PaceDiff
5K
3.11 mi10:50:5022:437:1922:43
7:19
-
10K
6.21 mi11:13:1345:067:1522:23
7:12
-0:07
15K
9.32 mi11:35:321:07:257:1422:19
7:11
-0:01
20K
12.43 mi11:57:571:29:507:1422:25
7:13
+0:02
Half
13.11 mi12:02:471:34:407:134:50
7:05
-0:08
25K
15.53 mi12:20:131:52:067:1317:26
7:11
+0:06
30K
18.64 mi12:42:582:14:517:1422:45
7:19
+0:08
20M
20.00 mi12:52:432:24:367:149:45
7:10
-0:09
21M
21.00 mi13:00:102:32:037:147:27
7:27
+0:17
35K
21.75 mi13:05:132:37:067:135:03
6:45
-0:42
23M
23.00 mi13:13:512:45:447:128:38
6:54
+0:09
24M
24.00 mi13:20:382:52:317:116:47
6:47
-0:07
40K
24.85 mi13:26:292:58:227:115:51
6:51
+0:04
25.2M
25.20 mi13:29:033:00:567:112:34
7:27
+0:36
Finish
26.22 mi13:35:333:07:267:096:30
6:23
-1:04

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

6:23 /mi

Average Pace

7:09 /mi

Slowest Pace

7:27 /mi

Loading chart...
Fastest
Middle
Slowest
Average

📊Segments

Segment Time Comparison

Time at Faster Pace

32:49

18% of race

Time at Steady Pace

2:34:37

82% of race

Time at Slower Pace

0:00

0% of race

Average Pace: 7:09 /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 mi10:50:5022:437:1922:43
7:19
#10453
10K
6.21 mi11:13:1345:067:1522:23
7:12
#9955
15K
9.32 mi11:35:321:07:257:1422:19
7:11
#9606
20K
12.43 mi11:57:571:29:507:1422:25
7:13
#9234
Half
13.11 mi12:02:471:34:407:134:50
7:05
#9181
25K
15.53 mi12:20:131:52:067:1317:26
7:11
#8816
30K
18.64 mi12:42:582:14:517:1422:45
7:19
#8289
20M
20.00 mi12:52:432:24:367:149:45
7:10
#7978
21M
21.00 mi13:00:102:32:037:147:27
7:27
#7684
35K
21.75 mi13:05:132:37:067:135:03
6:45
#7472
23M
23.00 mi13:13:512:45:447:128:38
6:54
#7143
24M
24.00 mi13:20:382:52:317:116:47
6:47
#6923
40K
24.85 mi13:26:292:58:227:115:51
6:51
#6677
25.2M
25.20 mi13:29:033:00:567:112:34
7:27
#6595
Finish
26.22 mi13:35:333:07:267:096:30
6:23
#6339
Faster pace
Steady pace
Slower pace

Checkpoint and Segment Rankings

CheckpointDistanceSeg. DistOverallMalesM45-49Seg. OverallSeg. MalesSeg. M45-49
5K3.11 mi3.11 mi10453840684068960(Top 32%)7520(Top 47%)7520(Top 315%)
10K6.21 mi3.10 mi9955+4988142+2648142+2649499(Top 33%)7871(Top 49%)7871(Top 330%)
15K9.32 mi3.11 mi9606+3497924+2187924+2188960(Top 32%)7520(Top 47%)7520(Top 315%)
20K12.43 mi3.11 mi9234+3727691+2337691+2338306(Top 29%)7046(Top 44%)7046(Top 295%)
Half13.11 mi0.68 mi9181+537661+307661+308098(Top 29%)6937(Top 43%)6937(Top 291%)
25K15.53 mi2.42 mi8816+3657425+2367425+2367517(Top 26%)6447(Top 40%)6447(Top 270%)
30K18.64 mi3.11 mi8289+5277050+3757050+3756565(Top 23%)5686(Top 35%)5686(Top 238%)
20M20.00 mi1.36 mi7978+3116817+2336817+2335062(Top 18%)4529(Top 28%)4529(Top 190%)
21M21.00 mi1.00 mi7684+2946606+2116606+2114351(Top 15%)3895(Top 24%)3895(Top 163%)
35K21.75 mi0.75 mi7472+2126441+1656441+1653814(Top 13%)3436(Top 21%)3436(Top 144%)
23M23.00 mi1.25 mi7143+3296188+2536188+2533189(Top 11%)2909(Top 18%)2909(Top 122%)
24M24.00 mi1.00 mi6923+2206014+1746014+1743401(Top 12%)3056(Top 19%)3056(Top 128%)
40K24.85 mi0.85 mi6677+2465817+1975817+1973046(Top 11%)2742(Top 17%)2742(Top 115%)
25.2M25.20 mi0.35 mi6595+825748+695748+693157(Top 11%)2798(Top 17%)2798(Top 117%)
Finish26.22 mi1.02 mi6339+2565555+1935555+1932218(Top 8%)2031(Top 13%)2031(Top 85%)

Segment Performance Analysis

10K→15K

0.0 - 3.1 mi

Top 32%
×21stories
+97ft-345ft

Overall

8960

Males

7520

M45-49

7520

5K→10K

3.1 - 6.2 mi

Top 33%
×5stories
+79ft-138ft

Overall

9499

Males

7871

M45-49

7871

10K→15K

6.2 - 9.3 mi

Top 32%
×3stories
+67ft-78ft

Overall

8960

Males

7520

M45-49

7520

15K→20K

9.3 - 12.4 mi

Top 29%
×5stories
+106ft-86ft

Overall

8306

Males

7046

M45-49

7046

20K→Half

12.4 - 13.1 mi

Top 29%
×2stories
+19ft-37ft

Overall

8098

Males

6937

M45-49

6937

Half→25K

13.1 - 15.5 mi

Top 26%
×4stories
+66ft-88ft

Overall

7517

Males

6447

M45-49

6447

25K→30K

15.5 - 18.6 mi

Top 23%
×9stories
+181ft-148ft

Overall

6565

Males

5686

M45-49

5686

30K→20M

18.6 - 20.0 mi

Top 18%
×5stories
+64ft-50ft

Overall

5062

Males

4529

M45-49

4529

20M→21M

20.0 - 21.0 mi

Top 15%
×8stories
+106ft-24ft

Overall

4351

Males

3895

M45-49

3895

21M→35K

21.0 - 21.8 mi

Top 13%
×7stories
+17ft-86ft

Overall

3814

Males

3436

M45-49

3436

35K→23M

21.8 - 23.0 mi

Top 11%
×5stories
+23ft-63ft

Overall

3189

Males

2909

M45-49

2909

23M→24M

23.0 - 24.0 mi

Top 12%
×6stories
+12ft-82ft

Overall

3401

Males

3056

M45-49

3056

24M→40K

24.0 - 24.9 mi

Top 11%
×1story
+6ft-20ft

Overall

3046

Males

2742

M45-49

2742

40K→25.2M

24.9 - 25.2 mi

Top 11%
×1story
+13ft-16ft

Overall

3157

Males

2798

M45-49

2798

25.2M→Finish

25.2 - 26.2 mi

Top 8%
×2stories
+22ft-21ft

Overall

2218

Males

2031

M45-49

2031

Passing Analysis

Category:
Athletes Passed
4316*
Passed By
202
Net Change
+4114
SegmentAthletes PassedPassed ByNet ChangeStart RankEnd Rank
Start → 5K----#10453
5K → 10K584*86+498#10453#9955
10K → 15K388*39+349#9955#9606
15K → 20K39523+372#9606#9234
20K → Half6613+53#9234#9181
Half → 25K37712+365#9181#8816
25K → 30K54114+527#8816#8289
30K → 20M3154+311#8289#7978
20M → 21M2962+294#7978#7684
21M → 35K2120+212#7684#7472
35K → 23M3301+329#7472#7143
23M → 24M2222+220#7143#6923
24M → 40K2471+246#6923#6677
40K → 25.2M853+82#6677#6595
25.2M → Finish2582+256#6595#6339
TOTALS4316*202+4114

* 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