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BOSTON MARATHON 2025

Brennan Bezdek

Bib: 32000•M

CO

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

⏱️ Race Timeline

Start
0:00:00
Race begins
5K· 3.11 mi
26:45
Rank: #20508
Start → 5K
26:45 | 8:37/mi
10K· 6.21 mi
53:22
Rank: #20333 (+175)
5K → 10K
26:37 | 8:34/mi
15K· 9.32 mi
1:20:00
Rank: #20142 (+191)
10K → 15K
26:38 | 8:34/mi
20K· 12.43 mi
1:47:24
Rank: #20097 (+45)
15K → 20K
27:24 | 8:49/mi
Half· 13.11 mi
1:53:19
Rank: #20081 (+16)
20K → Half
5:55 | 8:40/mi
25K· 15.53 mi
2:16:50
Rank: #20675 (-594)
Half → 25K
23:31 | 9:42/mi
30K· 18.64 mi
2:52:06
Rank: #21910 (-1235)
25K → 30K
35:16 | 11:21/mi
20M
3:08:12
Rank: #22284 (-374)
30K → 20M
16:06 | 11:51/mi
21M
3:21:45
Rank: #22586 (-302)
20M → 21M
13:33 | 13:33/mi
35K· 21.75 mi
3:30:15
Rank: #22698 (-112)
21M → 35K
8:30 | 11:22/mi
23M
3:45:27
Rank: #22889 (-191)
35K → 23M
15:12 | 12:08/mi
24M
3:58:22
Rank: #23187 (-298)
23M → 24M
12:55 | 12:55/mi
40K· 24.85 mi
4:09:15
Rank: #23327 (-140)
24M → 40K
10:53 | 12:44/mi
25.2M
4:13:36
Rank: #23357 (-30)
40K → 25.2M
4:21 | 12:37/mi
Finish· 26.22 mi
4:23:29
Rank: #23326 (+31)
25.2M → Finish
9:53 | 9:42/mi

The Course

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Half Splits

1st Half· via HalfFaster
Distance13.11 mi
Time1:53:19
Pace8:39 /mi
2nd Half
Distance13.11 mi
Time2:30:10
Pace11:27 /mi
📊Positive Split: 32.5% slower second half

Checkpoint Splits

CheckpointDistanceTime of DayTimeAvg PaceSegment TimeSegment PaceDiff
5K
3.11 mi11:51:5326:458:3726:45
8:37
-
10K
6.21 mi12:18:3053:228:3526:37
8:34
-0:03
15K
9.32 mi12:45:081:20:008:3526:38
8:34
0:00
20K
12.43 mi13:12:321:47:248:3927:24
8:49
+0:15
Half
13.11 mi13:18:271:53:198:395:55
8:40
-0:09
25K
15.53 mi13:41:582:16:508:4923:31
9:42
+1:02
30K
18.64 mi14:17:142:52:069:1435:16
11:21
+1:39
20M
20.00 mi14:33:203:08:129:2516:06
11:51
+0:30
21M
21.00 mi14:46:533:21:459:3613:33
13:33
+1:42
35K
21.75 mi14:55:233:30:159:408:30
11:22
-2:11
23M
23.00 mi15:10:353:45:279:4815:12
12:08
+0:46
24M
24.00 mi15:23:303:58:229:5612:55
12:55
+0:47
40K
24.85 mi15:34:234:09:1510:0210:53
12:44
-0:11
25.2M
25.20 mi15:38:444:13:3610:044:21
12:37
-0:07
Finish
26.22 mi15:48:374:23:2910:039:53
9:42
-2:55

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

8:34 /mi

Average Pace

10:03 /mi

Slowest Pace

13:33 /mi

Loading chart...
Fastest
Middle
Slowest
Average

📊Segments

Segment Time Comparison

Time at Faster Pace

2:26:43

56% of race

Time at Steady Pace

1:15:04

28% of race

Time at Slower Pace

41:42

16% of race

Average Pace: 10:03 /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 mi11:51:5326:458:3726:45
8:37
#20508
10K
6.21 mi12:18:3053:228:3526:37
8:34
#20333
15K
9.32 mi12:45:081:20:008:3526:38
8:34
#20142
20K
12.43 mi13:12:321:47:248:3927:24
8:49
#20097
Half
13.11 mi13:18:271:53:198:395:55
8:40
#20081
25K
15.53 mi13:41:582:16:508:4923:31
9:42
#20675
30K
18.64 mi14:17:142:52:069:1435:16
11:21
#21910
20M
20.00 mi14:33:203:08:129:2516:06
11:51
#22284
21M
21.00 mi14:46:533:21:459:3613:33
13:33
#22586
35K
21.75 mi14:55:233:30:159:408:30
11:22
#22698
23M
23.00 mi15:10:353:45:279:4815:12
12:08
#22889
24M
24.00 mi15:23:303:58:229:5612:55
12:55
#23187
40K
24.85 mi15:34:234:09:1510:0210:53
12:44
#23327
25.2M
25.20 mi15:38:444:13:3610:044:21
12:37
#23357
Finish
26.22 mi15:48:374:23:2910:039:53
9:42
#23326
Faster pace
Steady pace
Slower pace

Checkpoint and Segment Rankings

CheckpointDistanceSeg. DistOverallMalesM18-39Seg. OverallSeg. MalesSeg. M18-39
5K3.11 mi3.11 mi20508126431264319761(Top 70%)12402(Top 77%)12402(Top 220%)
10K6.21 mi3.10 mi20333+17512606+3712606+3720178(Top 71%)12561(Top 78%)12561(Top 223%)
15K9.32 mi3.11 mi20142+19112532+7412532+7419761(Top 70%)12402(Top 77%)12402(Top 220%)
20K12.43 mi3.11 mi20097+4512516+1612516+1620036(Top 71%)12486(Top 78%)12486(Top 221%)
Half13.11 mi0.68 mi20081+1612504+1212504+1220199(Top 71%)12567(Top 78%)12567(Top 223%)
25K15.53 mi2.42 mi20675-59412756-25212756-25222496(Top 79%)13507(Top 84%)13507(Top 239%)
30K18.64 mi3.11 mi21910-123513279-52313279-52324615(Top 87%)14366(Top 89%)14366(Top 255%)
20M20.00 mi1.36 mi22284-37413417-13813417-13825052(Top 88%)14485(Top 90%)14485(Top 257%)
21M21.00 mi1.00 mi22586-30213530-11313530-11325716(Top 91%)14738(Top 92%)14738(Top 261%)
35K21.75 mi0.75 mi22698-11213565-3513565-3524867(Top 88%)14287(Top 89%)14287(Top 253%)
23M23.00 mi1.25 mi22889-19113625-6013625-6025314(Top 89%)14489(Top 90%)14489(Top 257%)
24M24.00 mi1.00 mi23187-29813736-11113736-11126767(Top 94%)15181(Top 94%)15181(Top 269%)
40K24.85 mi0.85 mi23327-14013794-5813794-5825971(Top 91%)14770(Top 92%)14770(Top 262%)
25.2M25.20 mi0.35 mi23357-3013803-913803-924396(Top 86%)13956(Top 87%)13956(Top 247%)
Finish26.22 mi1.02 mi23326+3113776+2713776+2721912(Top 77%)12745(Top 79%)12745(Top 226%)

Segment Performance Analysis

10K→15K

0.0 - 3.1 mi

Top 70%
×21stories
+97ft-345ft

Overall

19761

Males

12402

M18-39

12402

5K→10K

3.1 - 6.2 mi

Top 71%
×5stories
+79ft-138ft

Overall

20178

Males

12561

M18-39

12561

10K→15K

6.2 - 9.3 mi

Top 70%
×3stories
+67ft-78ft

Overall

19761

Males

12402

M18-39

12402

15K→20K

9.3 - 12.4 mi

Top 71%
×5stories
+106ft-86ft

Overall

20036

Males

12486

M18-39

12486

20K→Half

12.4 - 13.1 mi

Top 71%
×2stories
+19ft-37ft

Overall

20199

Males

12567

M18-39

12567

Half→25K

13.1 - 15.5 mi

Top 79%
×4stories
+66ft-88ft

Overall

22496

Males

13507

M18-39

13507

25K→30K

15.5 - 18.6 mi

Top 87%
×9stories
+181ft-148ft

Overall

24615

Males

14366

M18-39

14366

30K→20M

18.6 - 20.0 mi

Top 88%
×5stories
+64ft-50ft

Overall

25052

Males

14485

M18-39

14485

20M→21M

20.0 - 21.0 mi

Top 91%
×8stories
+106ft-24ft

Overall

25716

Males

14738

M18-39

14738

21M→35K

21.0 - 21.8 mi

Top 88%
×7stories
+17ft-86ft

Overall

24867

Males

14287

M18-39

14287

35K→23M

21.8 - 23.0 mi

Top 89%
×5stories
+23ft-63ft

Overall

25314

Males

14489

M18-39

14489

23M→24M

23.0 - 24.0 mi

Top 94%
×6stories
+12ft-82ft

Overall

26767

Males

15181

M18-39

15181

24M→40K

24.0 - 24.9 mi

Top 91%
×1story
+6ft-20ft

Overall

25971

Males

14770

M18-39

14770

40K→25.2M

24.9 - 25.2 mi

Top 86%
×1story
+13ft-16ft

Overall

24396

Males

13956

M18-39

13956

25.2M→Finish

25.2 - 26.2 mi

Top 77%
×2stories
+22ft-21ft

Overall

21912

Males

12745

M18-39

12745

Passing Analysis

Category:
Athletes Passed
1192
Passed By
4010
Net Change
-2818
SegmentAthletes PassedPassed ByNet ChangeStart RankEnd Rank
Start → 5K----#20508
5K → 10K389214+175#20508#20333
10K → 15K28998+191#20333#20142
15K → 20K210165+45#20142#20097
20K → Half3721+16#20097#20081
Half → 25K38632-594#20081#20675
25K → 30K301265-1235#20675#21910
30K → 20M24398-374#21910#22284
20M → 21M21323-302#22284#22586
21M → 35K21133-112#22586#22698
35K → 23M25216-191#22698#22889
23M → 24M14312-298#22889#23187
24M → 40K21161-140#23187#23327
40K → 25.2M1141-30#23327#23357
25.2M → Finish6231+31#23357#23326
TOTALS11924010-2818
📊

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