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BOSTON MARATHON 2025

Juan Harders

Bib: 6013•M

0:00
0:00
/ mi
Masters
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Overall
#0 / 28404
Top 25%
Gender (Male)
#0 / 16105
Top 38%
Masters (Masters Men)
#0 / 10463
Top 25%
Division (M40-44)
#0 / 2247
Race Day Weather
50°/40°F
broken clouds

⏱️ Race Timeline

Start
0:00:00
Race begins
5K· 3.11 mi
20:16
Rank: #4000
Start → 5K
20:16 | 6:31/mi
10K· 6.21 mi
41:10
Rank: #4698 (-698)
5K → 10K
20:54 | 6:44/mi
15K· 9.32 mi
1:02:21
Rank: #5156 (-458)
10K → 15K
21:11 | 6:49/mi
20K· 12.43 mi
1:23:49
Rank: #5423 (-267)
15K → 20K
21:28 | 6:55/mi
Half· 13.11 mi
1:28:50
Rank: #5739 (-316)
20K → Half
5:01 | 7:21/mi
25K· 15.53 mi
1:45:50
Rank: #5825 (-86)
Half → 25K
17:00 | 7:01/mi
30K· 18.64 mi
2:12:06
Rank: #7254 (-1429)
25K → 30K
26:16 | 8:27/mi
20M
2:23:34
Rank: #7586 (-332)
30K → 20M
11:28 | 8:26/mi
21M
2:32:28
Rank: #7823 (-237)
20M → 21M
8:54 | 8:54/mi
35K· 21.75 mi
2:38:50
Rank: #8081 (-258)
21M → 35K
6:22 | 8:31/mi
23M
2:48:20
Rank: #7957 (+124)
35K → 23M
9:30 | 7:35/mi
24M
2:55:26
Rank: #7787 (+170)
23M → 24M
7:06 | 7:06/mi
40K· 24.85 mi
3:01:21
Rank: #7559 (+228)
24M → 40K
5:55 | 6:55/mi
25.2M
3:03:51
Rank: #7424 (+135)
40K → 25.2M
2:30 | 7:15/mi
Finish· 26.22 mi
3:10:30
Rank: #7189 (+235)
25.2M → Finish
6:39 | 6:32/mi

The Course

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Half Splits

1st Half· via HalfFaster
Distance13.11 mi
Time1:28:50
Pace6:47 /mi
2nd Half
Distance13.11 mi
Time1:41:40
Pace7:45 /mi
📊Positive Split: 14.4% slower second half

Checkpoint Splits

CheckpointDistanceTime of DayTimeAvg PaceSegment TimeSegment PaceDiff
5K
3.11 mi10:25:3520:166:3120:16
6:31
-
10K
6.21 mi10:46:2941:106:3820:54
6:44
+0:13
15K
9.32 mi11:07:401:02:216:4121:11
6:49
+0:05
20K
12.43 mi11:29:081:23:496:4521:28
6:55
+0:06
Half
13.11 mi11:34:091:28:506:475:01
7:21
+0:26
25K
15.53 mi11:51:091:45:506:4917:00
7:01
-0:20
30K
18.64 mi12:17:252:12:067:0526:16
8:27
+1:26
20M
20.00 mi12:28:532:23:347:1111:28
8:26
-0:01
21M
21.00 mi12:37:472:32:287:168:54
8:54
+0:28
35K
21.75 mi12:44:092:38:507:186:22
8:31
-0:23
23M
23.00 mi12:53:392:48:207:199:30
7:35
-0:56
24M
24.00 mi13:00:452:55:267:197:06
7:06
-0:29
40K
24.85 mi13:06:403:01:217:185:55
6:55
-0:11
25.2M
25.20 mi13:09:103:03:517:182:30
7:15
+0:20
Finish
26.22 mi13:15:493:10:307:166:39
6:32
-0:43

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

6:31 /mi

Average Pace

7:16 /mi

Slowest Pace

8:54 /mi

Loading chart...
Fastest
Middle
Slowest
Average

📊Segments

Segment Time Comparison

Time at Faster Pace

26:55

14% of race

Time at Steady Pace

1:41:05

53% of race

Time at Slower Pace

1:02:30

33% of race

Average Pace: 7:16 /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 mi10:25:3520:166:3120:16
6:31
#4000
10K
6.21 mi10:46:2941:106:3820:54
6:44
#4698
15K
9.32 mi11:07:401:02:216:4121:11
6:49
#5156
20K
12.43 mi11:29:081:23:496:4521:28
6:55
#5423
Half
13.11 mi11:34:091:28:506:475:01
7:21
#5739
25K
15.53 mi11:51:091:45:506:4917:00
7:01
#5825
30K
18.64 mi12:17:252:12:067:0526:16
8:27
#7254
20M
20.00 mi12:28:532:23:347:1111:28
8:26
#7586
21M
21.00 mi12:37:472:32:287:168:54
8:54
#7823
35K
21.75 mi12:44:092:38:507:186:22
8:31
#8081
23M
23.00 mi12:53:392:48:207:199:30
7:35
#7957
24M
24.00 mi13:00:452:55:267:197:06
7:06
#7787
40K
24.85 mi13:06:403:01:217:185:55
6:55
#7559
25.2M
25.20 mi13:09:103:03:517:182:30
7:15
#7424
Finish
26.22 mi13:15:493:10:307:166:39
6:32
#7189
Faster pace
Steady pace
Slower pace

Checkpoint and Segment Rankings

CheckpointDistanceSeg. DistOverallMalesM40-44Seg. OverallSeg. MalesSeg. M40-44
5K3.11 mi3.11 mi4000377537756248(Top 22%)5658(Top 35%)5658(Top 252%)
10K6.21 mi3.10 mi4698-6984401-6264401-6265591(Top 20%)5140(Top 32%)5140(Top 229%)
15K9.32 mi3.11 mi5156-4584797-3964797-3966248(Top 22%)5658(Top 35%)5658(Top 252%)
20K12.43 mi3.11 mi5423-2675009-2125009-2126263(Top 22%)5635(Top 35%)5635(Top 251%)
Half13.11 mi0.68 mi5739-3165267-2585267-25810385(Top 37%)8198(Top 51%)8198(Top 365%)
25K15.53 mi2.42 mi5825-865321-545321-546397(Top 23%)5690(Top 35%)5690(Top 253%)
30K18.64 mi3.11 mi7254-14296388-10676388-106714460(Top 51%)9804(Top 61%)9804(Top 436%)
20M20.00 mi1.36 mi7586-3326578-1906578-19013355(Top 47%)9141(Top 57%)9141(Top 407%)
21M21.00 mi1.00 mi7823-2376695-1176695-11712873(Top 45%)8773(Top 54%)8773(Top 390%)
35K21.75 mi0.75 mi8081-2586834-1396834-13915474(Top 54%)9905(Top 62%)9905(Top 441%)
23M23.00 mi1.25 mi7957+1246710+1246710+1247143(Top 25%)5658(Top 35%)5658(Top 252%)
24M24.00 mi1.00 mi7787+1706572+1386572+1385208(Top 18%)4398(Top 27%)4398(Top 196%)
40K24.85 mi0.85 mi7559+2286391+1816391+1813460(Top 12%)3079(Top 19%)3079(Top 137%)
25.2M25.20 mi0.35 mi7424+1356291+1006291+1002340(Top 8%)2093(Top 13%)2093(Top 93%)
Finish26.22 mi1.02 mi7189+2356122+1696122+1692952(Top 10%)2633(Top 16%)2633(Top 117%)

Segment Performance Analysis

10K→15K

0.0 - 3.1 mi

Top 22%
×21stories
+97ft-345ft

Overall

6248

Males

5658

M40-44

5658

5K→10K

3.1 - 6.2 mi

Top 20%
×5stories
+79ft-138ft

Overall

5591

Males

5140

M40-44

5140

10K→15K

6.2 - 9.3 mi

Top 22%
×3stories
+67ft-78ft

Overall

6248

Males

5658

M40-44

5658

15K→20K

9.3 - 12.4 mi

Top 22%
×5stories
+106ft-86ft

Overall

6263

Males

5635

M40-44

5635

20K→Half

12.4 - 13.1 mi

Top 37%
×2stories
+19ft-37ft

Overall

10385

Males

8198

M40-44

8198

Half→25K

13.1 - 15.5 mi

Top 23%
×4stories
+66ft-88ft

Overall

6397

Males

5690

M40-44

5690

25K→30K

15.5 - 18.6 mi

Top 51%
×9stories
+181ft-148ft

Overall

14460

Males

9804

M40-44

9804

30K→20M

18.6 - 20.0 mi

Top 47%
×5stories
+64ft-50ft

Overall

13355

Males

9141

M40-44

9141

20M→21M

20.0 - 21.0 mi

Top 45%
×8stories
+106ft-24ft

Overall

12873

Males

8773

M40-44

8773

21M→35K

21.0 - 21.8 mi

Top 54%
×7stories
+17ft-86ft

Overall

15474

Males

9905

M40-44

9905

35K→23M

21.8 - 23.0 mi

Top 25%
×5stories
+23ft-63ft

Overall

7143

Males

5658

M40-44

5658

23M→24M

23.0 - 24.0 mi

Top 18%
×6stories
+12ft-82ft

Overall

5208

Males

4398

M40-44

4398

24M→40K

24.0 - 24.9 mi

Top 12%
×1story
+6ft-20ft

Overall

3460

Males

3079

M40-44

3079

40K→25.2M

24.9 - 25.2 mi

Top 8%
×1story
+13ft-16ft

Overall

2340

Males

2093

M40-44

2093

25.2M→Finish

25.2 - 26.2 mi

Top 10%
×2stories
+22ft-21ft

Overall

2952

Males

2633

M40-44

2633

Passing Analysis

Category:
Athletes Passed
1255
Passed By
4444
Net Change
-3189
SegmentAthletes PassedPassed ByNet ChangeStart RankEnd Rank
Start → 5K----#4000
5K → 10K14712-698#4000#4698
10K → 15K27485-458#4698#5156
15K → 20K55322-267#5156#5423
20K → Half1317-316#5423#5739
Half → 25K110196-86#5739#5825
25K → 30K151444-1429#5825#7254
30K → 20M33365-332#7254#7586
20M → 21M38275-237#7586#7823
21M → 35K17275-258#7823#8081
35K → 23M16945+124#8081#7957
23M → 24M1755+170#7957#7787
24M → 40K2302+228#7787#7559
40K → 25.2M1350+135#7559#7424
25.2M → Finish2361+235#7424#7189
TOTALS12554444-3189
📊

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