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BOSTON MARATHON 2025

Martin Kubista

Bib: 6419•M

0:00
0:00
/ mi
Masters
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Overall
#0 / 28404
Top 20%
Gender (Male)
#0 / 16105
Top 31%
Masters (Masters Men)
#0 / 10463
Top 17%
Division (M40-44)
#0 / 2247
Top 41%
Race Day Weather
50°/40°F
broken clouds

⏱️ Race Timeline

Start
0:00:00
Race begins
5K· 3.11 mi
20:14
Rank: #3936
Start → 5K
20:14 | 6:31/mi
10K· 6.21 mi
40:47
Rank: #4235 (-299)
5K → 10K
20:33 | 6:37/mi
15K· 9.32 mi
1:01:24
Rank: #4309 (-74)
10K → 15K
20:37 | 6:38/mi
20K· 12.43 mi
1:22:15
Rank: #4323 (-14)
15K → 20K
20:51 | 6:43/mi
Half· 13.11 mi
1:26:42
Rank: #4282 (+41)
20K → Half
4:27 | 6:31/mi
25K· 15.53 mi
1:43:18
Rank: #4378 (-96)
Half → 25K
16:36 | 6:51/mi
30K· 18.64 mi
2:05:46
Rank: #4719 (-341)
25K → 30K
22:28 | 7:14/mi
20M
2:16:01
Rank: #4928 (-209)
30K → 20M
10:15 | 7:33/mi
21M
2:24:14
Rank: #5183 (-255)
20M → 21M
8:13 | 8:13/mi
35K· 21.75 mi
2:29:40
Rank: #5246 (-63)
21M → 35K
5:26 | 7:16/mi
23M
2:39:50
Rank: #5497 (-251)
35K → 23M
10:10 | 8:07/mi
24M
2:47:35
Rank: #5589 (-92)
23M → 24M
7:45 | 7:45/mi
40K· 24.85 mi
2:54:10
Rank: #5610 (-21)
24M → 40K
6:35 | 7:42/mi
25.2M
2:57:07
Rank: #5620 (-10)
40K → 25.2M
2:57 | 8:33/mi
Finish· 26.22 mi
3:04:40
Rank: #5666 (-46)
25.2M → Finish
7:33 | 7:25/mi

The Course

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Half Splits

1st Half· via HalfFaster
Distance13.11 mi
Time1:26:42
Pace6:37 /mi
2nd Half
Distance13.11 mi
Time1:37:58
Pace7:28 /mi
📊Positive Split: 13.0% slower second half

Checkpoint Splits

CheckpointDistanceTime of DayTimeAvg PaceSegment TimeSegment PaceDiff
5K
3.11 mi10:24:5320:146:3120:14
6:31
-
10K
6.21 mi10:45:2640:476:3420:33
6:37
+0:06
15K
9.32 mi11:06:031:01:246:3520:37
6:38
+0:01
20K
12.43 mi11:26:541:22:156:3720:51
6:43
+0:05
Half
13.11 mi11:31:211:26:426:374:27
6:31
-0:12
25K
15.53 mi11:47:571:43:186:3916:36
6:51
+0:20
30K
18.64 mi12:10:252:05:466:4522:28
7:14
+0:23
20M
20.00 mi12:20:402:16:016:4810:15
7:33
+0:19
21M
21.00 mi12:28:532:24:146:528:13
8:13
+0:40
35K
21.75 mi12:34:192:29:406:535:26
7:16
-0:57
23M
23.00 mi12:44:292:39:506:5710:10
8:07
+0:51
24M
24.00 mi12:52:142:47:356:597:45
7:45
-0:22
40K
24.85 mi12:58:492:54:107:006:35
7:42
-0:03
25.2M
25.20 mi13:01:462:57:077:022:57
8:33
+0:51
Finish
26.22 mi13:09:193:04:407:037:33
7:25
-1:08

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

7:03 /mi

Slowest Pace

8:33 /mi

Loading chart...
Fastest
Middle
Slowest
Average

📊Segments

Segment Time Comparison

Time at Faster Pace

1:43:18

56% of race

Time at Steady Pace

45:42

25% of race

Time at Slower Pace

35:40

19% of race

Average Pace: 7:03 /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 mi10:24:5320:146:3120:14
6:31
#3936
10K
6.21 mi10:45:2640:476:3420:33
6:37
#4235
15K
9.32 mi11:06:031:01:246:3520:37
6:38
#4309
20K
12.43 mi11:26:541:22:156:3720:51
6:43
#4323
Half
13.11 mi11:31:211:26:426:374:27
6:31
#4282
25K
15.53 mi11:47:571:43:186:3916:36
6:51
#4378
30K
18.64 mi12:10:252:05:466:4522:28
7:14
#4719
20M
20.00 mi12:20:402:16:016:4810:15
7:33
#4928
21M
21.00 mi12:28:532:24:146:528:13
8:13
#5183
35K
21.75 mi12:34:192:29:406:535:26
7:16
#5246
23M
23.00 mi12:44:292:39:506:5710:10
8:07
#5497
24M
24.00 mi12:52:142:47:356:597:45
7:45
#5589
40K
24.85 mi12:58:492:54:107:006:35
7:42
#5610
25.2M
25.20 mi13:01:462:57:077:022:57
8:33
#5620
Finish
26.22 mi13:09:193:04:407:037:33
7:25
#5666
Faster pace
Steady pace
Slower pace

Checkpoint and Segment Rankings

CheckpointDistanceSeg. DistOverallMalesM40-44Seg. OverallSeg. MalesSeg. M40-44
5K3.11 mi3.11 mi3936372637264559(Top 16%)4270(Top 27%)4270(Top 190%)
10K6.21 mi3.10 mi4235-2993984-2583984-2584593(Top 16%)4303(Top 27%)4303(Top 191%)
15K9.32 mi3.11 mi4309-744053-694053-694559(Top 16%)4270(Top 27%)4270(Top 190%)
20K12.43 mi3.11 mi4323-144061-84061-84539(Top 16%)4226(Top 26%)4226(Top 188%)
Half13.11 mi0.68 mi4282+414023+384023+383891(Top 14%)3671(Top 23%)3671(Top 163%)
25K15.53 mi2.42 mi4378-964105-824105-825255(Top 19%)4817(Top 30%)4817(Top 214%)
30K18.64 mi3.11 mi4719-3414379-2744379-2746078(Top 21%)5365(Top 33%)5365(Top 239%)
20M20.00 mi1.36 mi4928-2094551-1724551-1727281(Top 26%)6005(Top 37%)6005(Top 267%)
21M21.00 mi1.00 mi5183-2554755-2044755-2048654(Top 30%)6618(Top 41%)6618(Top 295%)
35K21.75 mi0.75 mi5246-634804-494804-496964(Top 25%)5674(Top 35%)5674(Top 253%)
23M23.00 mi1.25 mi5497-2514991-1874991-18710846(Top 38%)7664(Top 48%)7664(Top 341%)
24M24.00 mi1.00 mi5589-925047-565047-569419(Top 33%)6853(Top 43%)6853(Top 305%)
40K24.85 mi0.85 mi5610-215051-45051-48052(Top 28%)6014(Top 37%)6014(Top 268%)
25.2M25.20 mi0.35 mi5620-105048+35048+39017(Top 32%)6436(Top 40%)6436(Top 286%)
Finish26.22 mi1.02 mi5666-465072-245072-248526(Top 30%)6198(Top 38%)6198(Top 276%)

Segment Performance Analysis

10K→15K

0.0 - 3.1 mi

Top 16%
×21stories
+97ft-345ft

Overall

4559

Males

4270

M40-44

4270

5K→10K

3.1 - 6.2 mi

Top 16%
×5stories
+79ft-138ft

Overall

4593

Males

4303

M40-44

4303

10K→15K

6.2 - 9.3 mi

Top 16%
×3stories
+67ft-78ft

Overall

4559

Males

4270

M40-44

4270

15K→20K

9.3 - 12.4 mi

Top 16%
×5stories
+106ft-86ft

Overall

4539

Males

4226

M40-44

4226

20K→Half

12.4 - 13.1 mi

Top 14%
×2stories
+19ft-37ft

Overall

3891

Males

3671

M40-44

3671

Half→25K

13.1 - 15.5 mi

Top 19%
×4stories
+66ft-88ft

Overall

5255

Males

4817

M40-44

4817

25K→30K

15.5 - 18.6 mi

Top 21%
×9stories
+181ft-148ft

Overall

6078

Males

5365

M40-44

5365

30K→20M

18.6 - 20.0 mi

Top 26%
×5stories
+64ft-50ft

Overall

7281

Males

6005

M40-44

6005

20M→21M

20.0 - 21.0 mi

Top 30%
×8stories
+106ft-24ft

Overall

8654

Males

6618

M40-44

6618

21M→35K

21.0 - 21.8 mi

Top 25%
×7stories
+17ft-86ft

Overall

6964

Males

5674

M40-44

5674

35K→23M

21.8 - 23.0 mi

Top 38%
×5stories
+23ft-63ft

Overall

10846

Males

7664

M40-44

7664

23M→24M

23.0 - 24.0 mi

Top 33%
×6stories
+12ft-82ft

Overall

9419

Males

6853

M40-44

6853

24M→40K

24.0 - 24.9 mi

Top 28%
×1story
+6ft-20ft

Overall

8052

Males

6014

M40-44

6014

40K→25.2M

24.9 - 25.2 mi

Top 32%
×1story
+13ft-16ft

Overall

9017

Males

6436

M40-44

6436

25.2M→Finish

25.2 - 26.2 mi

Top 30%
×2stories
+22ft-21ft

Overall

8526

Males

6198

M40-44

6198

Passing Analysis

Category:
Athletes Passed
645
Passed By
2375
Net Change
-1730
SegmentAthletes PassedPassed ByNet ChangeStart RankEnd Rank
Start → 5K----#3936
5K → 10K53352-299#3936#4235
10K → 15K68142-74#4235#4309
15K → 20K96110-14#4309#4323
20K → Half465+41#4323#4282
Half → 25K66162-96#4282#4378
25K → 30K69410-341#4378#4719
30K → 20M30239-209#4719#4928
20M → 21M25280-255#4928#5183
21M → 35K2891-63#5183#5246
35K → 23M32283-251#5246#5497
23M → 24M30122-92#5497#5589
24M → 40K4263-21#5589#5610
40K → 25.2M2838-10#5610#5620
25.2M → Finish3278-46#5620#5666
TOTALS6452375-1730
📊

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