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BOSTON MARATHON 2025

Richard Brázda

Bib: 1392•M

0:00
0:00
/ mi
Masters
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Overall
#0 / 28404
Top 3%
Gender (Male)
#0 / 16105
Top 5%
Masters (Masters Men)
#0 / 10463
Top 1%
Division (M45-49)
#0 / 2386
Top 1%
Race Day Weather
50°/40°F
broken clouds

⏱️ Race Timeline

Start
0:00:00
Race begins
5K· 3.11 mi
18:43
Rank: #1144
Start → 5K
18:43 | 6:01/mi
10K· 6.21 mi
37:42
Rank: #1290 (-146)
5K → 10K
18:59 | 6:07/mi
15K· 9.32 mi
56:44
Rank: #1342 (-52)
10K → 15K
19:02 | 6:08/mi
20K· 12.43 mi
1:15:51
Rank: #1335 (+7)
15K → 20K
19:07 | 6:09/mi
Half· 13.11 mi
1:19:56
Rank: #1327 (+8)
20K → Half
4:05 | 5:59/mi
25K· 15.53 mi
1:34:47
Rank: #1280 (+47)
Half → 25K
14:51 | 6:07/mi
30K· 18.64 mi
1:54:04
Rank: #1190 (+90)
25K → 30K
19:17 | 6:12/mi
20M
2:02:29
Rank: #1126 (+64)
30K → 20M
8:25 | 6:12/mi
21M
2:08:56
Rank: #1064 (+62)
20M → 21M
6:27 | 6:27/mi
35K· 21.75 mi
2:13:26
Rank: #1030 (+34)
21M → 35K
4:30 | 6:01/mi
23M
2:21:15
Rank: #978 (+52)
35K → 23M
7:49 | 6:15/mi
24M
2:27:23
Rank: #967 (+11)
23M → 24M
6:08 | 6:08/mi
40K· 24.85 mi
2:32:49
Rank: #964 (+3)
24M → 40K
5:26 | 6:21/mi
25.2M
2:35:15
Rank: #956 (+8)
40K → 25.2M
2:26 | 7:03/mi
Finish· 26.22 mi
2:41:12
Rank: #925 (+31)
25.2M → Finish
5:57 | 5:50/mi

The Course

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Half Splits

1st Half· via HalfFaster
Distance13.11 mi
Time1:19:56
Pace6:06 /mi
2nd Half
Distance13.11 mi
Time1:21:16
Pace6:12 /mi
📊Positive Split: 1.7% slower second half

Checkpoint Splits

CheckpointDistanceTime of DayTimeAvg PaceSegment TimeSegment PaceDiff
5K
3.11 mi10:19:2718:436:0118:43
6:01
-
10K
6.21 mi10:38:2637:426:0418:59
6:07
+0:06
15K
9.32 mi10:57:2856:446:0519:02
6:08
+0:01
20K
12.43 mi11:16:351:15:516:0619:07
6:09
+0:01
Half
13.11 mi11:20:401:19:566:064:05
5:59
-0:10
25K
15.53 mi11:35:311:34:476:0614:51
6:07
+0:08
30K
18.64 mi11:54:481:54:046:0719:17
6:12
+0:05
20M
20.00 mi12:03:132:02:296:078:25
6:12
0:00
21M
21.00 mi12:09:402:08:566:086:27
6:27
+0:15
35K
21.75 mi12:14:102:13:266:084:30
6:01
-0:26
23M
23.00 mi12:21:592:21:156:087:49
6:15
+0:14
24M
24.00 mi12:28:072:27:236:086:08
6:08
-0:07
40K
24.85 mi12:33:332:32:496:095:26
6:21
+0:13
25.2M
25.20 mi12:35:592:35:156:102:26
7:03
+0:42
Finish
26.22 mi12:41:562:41:126:095:57
5:50
-1:13

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

5:50 /mi

Average Pace

6:09 /mi

Slowest Pace

7:03 /mi

Loading chart...
Fastest
Middle
Slowest
Average

📊Segments

Segment Time Comparison

Time at Faster Pace

10:02

6% of race

Time at Steady Pace

2:16:51

85% of race

Time at Slower Pace

14:19

9% of race

Average Pace: 6:09 /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 mi10:19:2718:436:0118:43
6:01
#1144
10K
6.21 mi10:38:2637:426:0418:59
6:07
#1290
15K
9.32 mi10:57:2856:446:0519:02
6:08
#1342
20K
12.43 mi11:16:351:15:516:0619:07
6:09
#1335
Half
13.11 mi11:20:401:19:566:064:05
5:59
#1327
25K
15.53 mi11:35:311:34:476:0614:51
6:07
#1280
30K
18.64 mi11:54:481:54:046:0719:17
6:12
#1190
20M
20.00 mi12:03:132:02:296:078:25
6:12
#1126
21M
21.00 mi12:09:402:08:566:086:27
6:27
#1064
35K
21.75 mi12:14:102:13:266:084:30
6:01
#1030
23M
23.00 mi12:21:592:21:156:087:49
6:15
#978
24M
24.00 mi12:28:072:27:236:086:08
6:08
#967
40K
24.85 mi12:33:332:32:496:095:26
6:21
#964
25.2M
25.20 mi12:35:592:35:156:102:26
7:03
#956
Finish
26.22 mi12:41:562:41:126:095:57
5:50
#925
Faster pace
Steady pace
Slower pace

Checkpoint and Segment Rankings

CheckpointDistanceSeg. DistOverallMalesM45-49Seg. OverallSeg. MalesSeg. M45-49
5K3.11 mi3.11 mi1144108410841496(Top 5%)1423(Top 9%)1423(Top 60%)
10K6.21 mi3.10 mi1290-1461227-1431227-1431495(Top 5%)1418(Top 9%)1418(Top 59%)
15K9.32 mi3.11 mi1342-521275-481275-481496(Top 5%)1423(Top 9%)1423(Top 60%)
20K12.43 mi3.11 mi1335+71266+91266+91374(Top 5%)1301(Top 8%)1301(Top 55%)
Half13.11 mi0.68 mi1327+81258+81258+81085(Top 4%)1027(Top 6%)1027(Top 43%)
25K15.53 mi2.42 mi1280+471210+481210+481169(Top 4%)1103(Top 7%)1103(Top 46%)
30K18.64 mi3.11 mi1190+901123+871123+87934(Top 3%)876(Top 5%)876(Top 37%)
20M20.00 mi1.36 mi1126+641062+611062+61716(Top 3%)675(Top 4%)675(Top 28%)
21M21.00 mi1.00 mi1064+621002+601002+60592(Top 2%)556(Top 3%)556(Top 23%)
35K21.75 mi0.75 mi1030+34969+33969+33762(Top 3%)713(Top 4%)713(Top 30%)
23M23.00 mi1.25 mi978+52920+49920+49755(Top 3%)712(Top 4%)712(Top 30%)
24M24.00 mi1.00 mi967+11910+10910+10847(Top 3%)796(Top 5%)796(Top 33%)
40K24.85 mi0.85 mi964+3907+3907+31090(Top 4%)1019(Top 6%)1019(Top 43%)
25.2M25.20 mi0.35 mi956+8899+8899+81593(Top 6%)1450(Top 9%)1450(Top 61%)
Finish26.22 mi1.02 mi925+31868+31868+31576(Top 2%)540(Top 3%)540(Top 23%)

Segment Performance Analysis

10K→15K

0.0 - 3.1 mi

Top 5%
×21stories
+97ft-345ft

Overall

1496

Males

1423

M45-49

1423

5K→10K

3.1 - 6.2 mi

Top 5%
×5stories
+79ft-138ft

Overall

1495

Males

1418

M45-49

1418

10K→15K

6.2 - 9.3 mi

Top 5%
×3stories
+67ft-78ft

Overall

1496

Males

1423

M45-49

1423

15K→20K

9.3 - 12.4 mi

Top 5%
×5stories
+106ft-86ft

Overall

1374

Males

1301

M45-49

1301

20K→Half

12.4 - 13.1 mi

Top 4%
×2stories
+19ft-37ft

Overall

1085

Males

1027

M45-49

1027

Half→25K

13.1 - 15.5 mi

Top 4%
×4stories
+66ft-88ft

Overall

1169

Males

1103

M45-49

1103

25K→30K

15.5 - 18.6 mi

Top 3%
×9stories
+181ft-148ft

Overall

934

Males

876

M45-49

876

30K→20M

18.6 - 20.0 mi

Top 3%
×5stories
+64ft-50ft

Overall

716

Males

675

M45-49

675

20M→21M

20.0 - 21.0 mi

Top 2%
×8stories
+106ft-24ft

Overall

592

Males

556

M45-49

556

21M→35K

21.0 - 21.8 mi

Top 3%
×7stories
+17ft-86ft

Overall

762

Males

713

M45-49

713

35K→23M

21.8 - 23.0 mi

Top 3%
×5stories
+23ft-63ft

Overall

755

Males

712

M45-49

712

23M→24M

23.0 - 24.0 mi

Top 3%
×6stories
+12ft-82ft

Overall

847

Males

796

M45-49

796

24M→40K

24.0 - 24.9 mi

Top 4%
×1story
+6ft-20ft

Overall

1090

Males

1019

M45-49

1019

40K→25.2M

24.9 - 25.2 mi

Top 6%
×1story
+13ft-16ft

Overall

1593

Males

1450

M45-49

1450

25.2M→Finish

25.2 - 26.2 mi

Top 2%
×2stories
+22ft-21ft

Overall

576

Males

540

M45-49

540

Passing Analysis

Category:
Athletes Passed
598
Passed By
379
Net Change
+219
SegmentAthletes PassedPassed ByNet ChangeStart RankEnd Rank
Start → 5K----#1144
5K → 10K24170-146#1144#1290
10K → 15K2880-52#1290#1342
15K → 20K5447+7#1342#1335
20K → Half146+8#1335#1327
Half → 25K6518+47#1327#1280
25K → 30K10111+90#1280#1190
30K → 20M662+64#1190#1126
20M → 21M653+62#1126#1064
21M → 35K373+34#1064#1030
35K → 23M608+52#1030#978
23M → 24M187+11#978#967
24M → 40K1714+3#967#964
40K → 25.2M124+8#964#956
25.2M → Finish376+31#956#925
TOTALS598379+219
📊

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