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BOSTON MARATHON 2025

Konrad Lebas

Bib: 5713•M

CT

0:00
0:00
/ mi
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Overall
#0 / 28404
Top 10%
Gender (Male)
#0 / 16105
Top 16%
Division (M18-39)
#0 / 5642
Top 37%
Race Day Weather
50°/40°F
broken clouds

⏱️ Race Timeline

Start
0:00:00
Race begins
5K· 3.11 mi
19:16
Rank: #1873
Start → 5K
19:16 | 6:12/mi
10K· 6.21 mi
38:49
Rank: #2115 (-242)
5K → 10K
19:33 | 6:18/mi
15K· 9.32 mi
58:23
Rank: #2169 (-54)
10K → 15K
19:34 | 6:18/mi
20K· 12.43 mi
1:18:32
Rank: #2360 (-191)
15K → 20K
20:09 | 6:29/mi
Half· 13.11 mi
1:22:54
Rank: #2396 (-36)
20K → Half
4:22 | 6:24/mi
25K· 15.53 mi
1:38:46
Rank: #2505 (-109)
Half → 25K
15:52 | 6:33/mi
30K· 18.64 mi
1:59:38
Rank: #2547 (-42)
25K → 30K
20:52 | 6:43/mi
20M
2:08:48
Rank: #2507 (+40)
30K → 20M
9:10 | 6:45/mi
21M
2:16:21
Rank: #2628 (-121)
20M → 21M
7:33 | 7:33/mi
35K· 21.75 mi
2:21:15
Rank: #2602 (+26)
21M → 35K
4:54 | 6:33/mi
23M
2:30:10
Rank: #2675 (-73)
35K → 23M
8:55 | 7:07/mi
24M
2:37:02
Rank: #2687 (-12)
23M → 24M
6:52 | 6:52/mi
40K· 24.85 mi
2:43:12
Rank: #2729 (-42)
24M → 40K
6:10 | 7:13/mi
25.2M
2:45:51
Rank: #2736 (-7)
40K → 25.2M
2:39 | 7:41/mi
Finish· 26.22 mi
2:52:44
Rank: #2761 (-25)
25.2M → Finish
6:53 | 6:45/mi

The Course

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Half Splits

1st Half· via HalfFaster
Distance13.11 mi
Time1:22:54
Pace6:19 /mi
2nd Half
Distance13.11 mi
Time1:29:50
Pace6:51 /mi
📊Positive Split: 8.4% slower second half

Checkpoint Splits

CheckpointDistanceTime of DayTimeAvg PaceSegment TimeSegment PaceDiff
5K
3.11 mi10:23:2219:166:1219:16
6:12
-
10K
6.21 mi10:42:5538:496:1519:33
6:18
+0:06
15K
9.32 mi11:02:2958:236:1619:34
6:18
0:00
20K
12.43 mi11:22:381:18:326:1920:09
6:29
+0:11
Half
13.11 mi11:27:001:22:546:194:22
6:24
-0:05
25K
15.53 mi11:42:521:38:466:2115:52
6:33
+0:09
30K
18.64 mi12:03:441:59:386:2520:52
6:43
+0:10
20M
20.00 mi12:12:542:08:486:269:10
6:45
+0:02
21M
21.00 mi12:20:272:16:216:307:33
7:33
+0:48
35K
21.75 mi12:25:212:21:156:304:54
6:33
-1:00
23M
23.00 mi12:34:162:30:106:328:55
7:07
+0:34
24M
24.00 mi12:41:082:37:026:336:52
6:52
-0:15
40K
24.85 mi12:47:182:43:126:346:10
7:13
+0:21
25.2M
25.20 mi12:49:572:45:516:352:39
7:41
+0:28
Finish
26.22 mi12:56:502:52:446:366:53
6:45
-0:56

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

6:12 /mi

Average Pace

6:36 /mi

Slowest Pace

7:41 /mi

Loading chart...
Fastest
Middle
Slowest
Average

📊Segments

Segment Time Comparison

Time at Faster Pace

1:22:54

48% of race

Time at Steady Pace

1:04:33

37% of race

Time at Slower Pace

25:17

15% of race

Average Pace: 6:35 /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 mi10:23:2219:166:1219:16
6:12
#1873
10K
6.21 mi10:42:5538:496:1519:33
6:18
#2115
15K
9.32 mi11:02:2958:236:1619:34
6:18
#2169
20K
12.43 mi11:22:381:18:326:1920:09
6:29
#2360
Half
13.11 mi11:27:001:22:546:194:22
6:24
#2396
25K
15.53 mi11:42:521:38:466:2115:52
6:33
#2505
30K
18.64 mi12:03:441:59:386:2520:52
6:43
#2547
20M
20.00 mi12:12:542:08:486:269:10
6:45
#2507
21M
21.00 mi12:20:272:16:216:307:33
7:33
#2628
35K
21.75 mi12:25:212:21:156:304:54
6:33
#2602
23M
23.00 mi12:34:162:30:106:328:55
7:07
#2675
24M
24.00 mi12:41:082:37:026:336:52
6:52
#2687
40K
24.85 mi12:47:182:43:126:346:10
7:13
#2729
25.2M
25.20 mi12:49:572:45:516:352:39
7:41
#2736
Finish
26.22 mi12:56:502:52:446:366:53
6:45
#2761
Faster pace
Steady pace
Slower pace

Checkpoint and Segment Rankings

CheckpointDistanceSeg. DistOverallMalesM18-39Seg. OverallSeg. MalesSeg. M18-39
5K3.11 mi3.11 mi1873177917792322(Top 8%)2215(Top 14%)2215(Top 39%)
10K6.21 mi3.10 mi2115-2422017-2382017-2382369(Top 8%)2266(Top 14%)2266(Top 40%)
15K9.32 mi3.11 mi2169-542070-532070-532322(Top 8%)2215(Top 14%)2215(Top 39%)
20K12.43 mi3.11 mi2360-1912251-1812251-1813037(Top 11%)2889(Top 18%)2889(Top 51%)
Half13.11 mi0.68 mi2396-362286-352286-353020(Top 11%)2881(Top 18%)2881(Top 51%)
25K15.53 mi2.42 mi2505-1092391-1052391-1053109(Top 11%)2943(Top 18%)2943(Top 52%)
30K18.64 mi3.11 mi2547-422433-422433-422954(Top 10%)2781(Top 17%)2781(Top 49%)
20M20.00 mi1.36 mi2507+402392+412392+412658(Top 9%)2492(Top 15%)2492(Top 44%)
21M21.00 mi1.00 mi2628-1212503-1112503-1114824(Top 17%)4234(Top 26%)4234(Top 75%)
35K21.75 mi0.75 mi2602+262478+252478+252690(Top 9%)2488(Top 15%)2488(Top 44%)
23M23.00 mi1.25 mi2675-732542-642542-644428(Top 16%)3895(Top 24%)3895(Top 69%)
24M24.00 mi1.00 mi2687-122549-72549-73869(Top 14%)3422(Top 21%)3422(Top 61%)
40K24.85 mi0.85 mi2729-422587-382587-385078(Top 18%)4249(Top 26%)4249(Top 75%)
25.2M25.20 mi0.35 mi2736-72590-32590-34173(Top 15%)3529(Top 22%)3529(Top 63%)
Finish26.22 mi1.02 mi2761-252611-212611-214188(Top 15%)3565(Top 22%)3565(Top 63%)

Segment Performance Analysis

10K→15K

0.0 - 3.1 mi

Top 8%
×21stories
+97ft-345ft

Overall

2322

Males

2215

M18-39

2215

5K→10K

3.1 - 6.2 mi

Top 8%
×5stories
+79ft-138ft

Overall

2369

Males

2266

M18-39

2266

10K→15K

6.2 - 9.3 mi

Top 8%
×3stories
+67ft-78ft

Overall

2322

Males

2215

M18-39

2215

15K→20K

9.3 - 12.4 mi

Top 11%
×5stories
+106ft-86ft

Overall

3037

Males

2889

M18-39

2889

20K→Half

12.4 - 13.1 mi

Top 11%
×2stories
+19ft-37ft

Overall

3020

Males

2881

M18-39

2881

Half→25K

13.1 - 15.5 mi

Top 11%
×4stories
+66ft-88ft

Overall

3109

Males

2943

M18-39

2943

25K→30K

15.5 - 18.6 mi

Top 10%
×9stories
+181ft-148ft

Overall

2954

Males

2781

M18-39

2781

30K→20M

18.6 - 20.0 mi

Top 9%
×5stories
+64ft-50ft

Overall

2658

Males

2492

M18-39

2492

20M→21M

20.0 - 21.0 mi

Top 17%
×8stories
+106ft-24ft

Overall

4824

Males

4234

M18-39

4234

21M→35K

21.0 - 21.8 mi

Top 9%
×7stories
+17ft-86ft

Overall

2690

Males

2488

M18-39

2488

35K→23M

21.8 - 23.0 mi

Top 16%
×5stories
+23ft-63ft

Overall

4428

Males

3895

M18-39

3895

23M→24M

23.0 - 24.0 mi

Top 14%
×6stories
+12ft-82ft

Overall

3869

Males

3422

M18-39

3422

24M→40K

24.0 - 24.9 mi

Top 18%
×1story
+6ft-20ft

Overall

5078

Males

4249

M18-39

4249

40K→25.2M

24.9 - 25.2 mi

Top 15%
×1story
+13ft-16ft

Overall

4173

Males

3529

M18-39

3529

25.2M→Finish

25.2 - 26.2 mi

Top 15%
×2stories
+22ft-21ft

Overall

4188

Males

3565

M18-39

3565

Passing Analysis

Category:
Athletes Passed
502
Passed By
1390
Net Change
-888
SegmentAthletes PassedPassed ByNet ChangeStart RankEnd Rank
Start → 5K----#1873
5K → 10K37279-242#1873#2115
10K → 15K56110-54#2115#2169
15K → 20K28219-191#2169#2360
20K → Half339-36#2360#2396
Half → 25K29138-109#2396#2505
25K → 30K80122-42#2505#2547
30K → 20M6525+40#2547#2507
20M → 21M22143-121#2507#2628
21M → 35K4216+26#2628#2602
35K → 23M33106-73#2602#2675
23M → 24M3951-12#2675#2687
24M → 40K2870-42#2687#2729
40K → 25.2M1522-7#2729#2736
25.2M → Finish2550-25#2736#2761
TOTALS5021390-888
📊

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