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BOSTON MARATHON 2025

Petr Vizina

Bib: 17917•M

0:00
0:00
/ mi
Masters
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Overall
#0 / 28404
Top 31%
Gender (Male)
#0 / 16105
Top 44%
Masters (Masters Men)
#0 / 10463
Top 32%
Division (M55-59)
#0 / 1648
Top 13%
Race Day Weather
50°/40°F
broken clouds

⏱️ Race Timeline

Course Elevation
7–469 ft
≈
×2stacked redwood trees
•▲ 890 ft climb · ▼ 1342 ft descent
Ribbon color based on
FasterSteadySlower· vs. your average pace
Start
0:00
Race begins
5K· 3.11 mi
7:16/mi
22:34
↑ 97↓ 3451.5%
10K· 6.21 mi
7:09/mi
44:47
↑ 79↓ 1380.4%
15K· 9.32 mi
7:14/mi
1:07:14
↑ 67↓ 78
20K· 12.43 mi
7:11/mi
1:29:33
↑ 106↓ 860.1%
Half· 13.11 mi
7:09/mi
1:34:26
↑ 19↓ 370.5%
25K· 15.53 mi
7:58/mi
1:53:46
↑ 66↓ 880.2%
30K· 18.64 mi
7:44/mi
2:17:47
↑ 181↓ 1480.2%
20M
7:40/mi
2:28:12
↑ 64↓ 500.2%
21M
8:05/mi
2:36:17
↑ 106↓ 241.6%
35K· 21.75 mi
7:22/mi
2:41:48
↑ 17↓ 861.7%
23M
7:30/mi
2:51:11
↑ 23↓ 630.6%
24M
7:29/mi
2:58:40
↓ 821.3%
40K· 24.85 mi
7:42/mi
3:05:15
↓ 200.3%
25.2M
8:13/mi
3:08:05
↑ 13↓ 160.2%
Finish· 26.22 mi
7:16/mi
3:15:29
↑ 22↓ 21

The Course

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Half Splits

1st Half· via HalfFaster
Distance13.11 mi
Time1:34:26
Pace7:12 /mi
2nd Half
Distance13.11 mi
Time1:41:03
Pace7:43 /mi
📊Positive Split: 7.0% slower second half

Checkpoint Splits

CheckpointDistanceTime of DayTimeAvg PaceSegment TimeSegment PaceDiff
5K
3.11 mi11:12:5422:347:1622:34
7:16
-
10K
6.21 mi11:35:0744:477:1222:13
7:09
-0:07
15K
9.32 mi11:57:341:07:147:1322:27
7:14
+0:05
20K
12.43 mi12:19:531:29:337:1222:19
7:11
-0:03
Half
13.11 mi12:24:461:34:267:124:53
7:09
-0:02
25K
15.53 mi12:44:061:53:467:1919:20
7:58
+0:49
30K
18.64 mi13:08:072:17:477:2324:01
7:44
-0:14
20M
20.00 mi13:18:322:28:127:2510:25
7:40
-0:04
21M
21.00 mi13:26:372:36:177:278:05
8:05
+0:25
35K
21.75 mi13:32:082:41:487:265:31
7:22
-0:43
23M
23.00 mi13:41:312:51:117:279:23
7:30
+0:08
24M
24.00 mi13:49:002:58:407:277:29
7:29
-0:01
40K
24.85 mi13:55:353:05:157:276:35
7:42
+0:13
25.2M
25.20 mi13:58:253:08:057:282:50
8:13
+0:31
Finish
26.22 mi14:05:493:15:297:287:24
7:16
-0:57

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

7:09 /mi

Average Pace

7:28 /mi

Slowest Pace

8:13 /mi

Loading chart...
Fastest
Middle
Slowest
Average

📊Segments

Segment Time Comparison

Time at Faster Pace

2:45:14

85% of race

Time at Steady Pace

30:15

15% of race

Time at Slower Pace

0:00

0% of race

Average Pace: 7:27 /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 mi11:12:5422:347:1622:34
7:16
#9999
10K
6.21 mi11:35:0744:477:1222:13
7:09
#9510
15K
9.32 mi11:57:341:07:147:1322:27
7:14
#9424
20K
12.43 mi12:19:531:29:337:1222:19
7:11
#9035
Half
13.11 mi12:24:461:34:267:124:53
7:09
#9015
25K
15.53 mi12:44:061:53:467:1919:20
7:58
#9758
30K
18.64 mi13:08:072:17:477:2324:01
7:44
#9625
20M
20.00 mi13:18:322:28:127:2510:25
7:40
#9467
21M
21.00 mi13:26:372:36:177:278:05
8:05
#9328
35K
21.75 mi13:32:082:41:487:265:31
7:22
#9235
23M
23.00 mi13:41:312:51:117:279:23
7:30
#9010
24M
24.00 mi13:49:002:58:407:277:29
7:29
#8906
40K
24.85 mi13:55:353:05:157:276:35
7:42
#8832
25.2M
25.20 mi13:58:253:08:057:282:50
8:13
#8782
Finish
26.22 mi14:05:493:15:297:287:24
7:16
#8702
Faster pace
Steady pace
Slower pace

Checkpoint and Segment Rankings

CheckpointDistanceSeg. DistOverallMalesM55-59Seg. OverallSeg. MalesSeg. M55-59
5K3.11 mi3.11 mi9999816581659329(Top 33%)7727(Top 48%)7727(Top 469%)
10K6.21 mi3.10 mi9510+4897904+2617904+2619070(Top 32%)7644(Top 47%)7644(Top 464%)
15K9.32 mi3.11 mi9424+867832+727832+729329(Top 33%)7727(Top 48%)7727(Top 469%)
20K12.43 mi3.11 mi9035+3897582+2507582+2508053(Top 28%)6907(Top 43%)6907(Top 419%)
Half13.11 mi0.68 mi9015+207571+117571+118701(Top 31%)7313(Top 45%)7313(Top 444%)
25K15.53 mi2.42 mi9758-7437937-3667937-36613656(Top 48%)9575(Top 59%)9575(Top 581%)
30K18.64 mi3.11 mi9625+1337808+1297808+1299391(Top 33%)7364(Top 46%)7364(Top 447%)
20M20.00 mi1.36 mi9467+1587681+1277681+1278124(Top 29%)6522(Top 40%)6522(Top 396%)
21M21.00 mi1.00 mi9328+1397578+1037578+1037836(Top 28%)6165(Top 38%)6165(Top 374%)
35K21.75 mi0.75 mi9235+937501+777501+777714(Top 27%)6131(Top 38%)6131(Top 372%)
23M23.00 mi1.25 mi9010+2257341+1607341+1606594(Top 23%)5361(Top 33%)5361(Top 325%)
24M24.00 mi1.00 mi8906+1047245+967245+967563(Top 27%)5852(Top 36%)5852(Top 355%)
40K24.85 mi0.85 mi8832+747165+807165+808067(Top 28%)6029(Top 37%)6029(Top 366%)
25.2M25.20 mi0.35 mi8782+507119+467119+467133(Top 25%)5423(Top 34%)5423(Top 329%)
Finish26.22 mi1.02 mi8702+807049+707049+707487(Top 26%)5620(Top 35%)5620(Top 341%)

Segment Performance Analysis

10K→15K

0.0 - 3.1 mi

Top 33%
×21story building
+97ft-345ft

Overall

9329

Males

7727

M55-59

7727

5K→10K

3.1 - 6.2 mi

Top 32%
×5story building
+79ft-138ft

Overall

9070

Males

7644

M55-59

7644

10K→15K

6.2 - 9.3 mi

Top 33%
×3story building
+67ft-78ft

Overall

9329

Males

7727

M55-59

7727

15K→20K

9.3 - 12.4 mi

Top 28%
×5story building
+106ft-86ft

Overall

8053

Males

6907

M55-59

6907

20K→Half

12.4 - 13.1 mi

Top 31%
×2story building
+19ft-37ft

Overall

8701

Males

7313

M55-59

7313

Half→25K

13.1 - 15.5 mi

Top 48%
×4story building
+66ft-88ft

Overall

13656

Males

9575

M55-59

9575

25K→30K

15.5 - 18.6 mi

Top 33%
×9story building
+181ft-148ft

Overall

9391

Males

7364

M55-59

7364

30K→20M

18.6 - 20.0 mi

Top 29%
×5story building
+64ft-50ft

Overall

8124

Males

6522

M55-59

6522

20M→21M

20.0 - 21.0 mi

Top 28%
×8story building
+106ft-24ft

Overall

7836

Males

6165

M55-59

6165

21M→35K

21.0 - 21.8 mi

Top 27%
×7story building
+17ft-86ft

Overall

7714

Males

6131

M55-59

6131

35K→23M

21.8 - 23.0 mi

Top 23%
×5story building
+23ft-63ft

Overall

6594

Males

5361

M55-59

5361

23M→24M

23.0 - 24.0 mi

Top 27%
×6story building
+12ft-82ft

Overall

7563

Males

5852

M55-59

5852

24M→40K

24.0 - 24.9 mi

Top 28%
×1story
+6ft-20ft

Overall

8067

Males

6029

M55-59

6029

40K→25.2M

24.9 - 25.2 mi

Top 25%
×1story
+13ft-16ft

Overall

7133

Males

5423

M55-59

5423

25.2M→Finish

25.2 - 26.2 mi

Top 26%
×2story building
+22ft-21ft

Overall

7487

Males

5620

M55-59

5620

Passing Analysis

Category:
Athletes Passed
2104
Passed By
1296
Net Change
+808
SegmentAthletes PassedPassed ByNet ChangeStart RankEnd Rank
Start → 10K----#9510
10K → 15K199113+86#9510#9424
15K → 20K41021+389#9424#9035
20K → Half4222+20#9035#9015
Half → 25K43786-743#9015#9758
25K → 30K289156+133#9758#9625
30K → 20M18426+158#9625#9467
20M → 21M16526+139#9467#9328
21M → 35K11219+93#9328#9235
35K → 23M24116+225#9235#9010
23M → 24M13127+104#9010#8906
24M → 40K10531+74#8906#8832
40K → 25.2M6717+50#8832#8782
25.2M → Finish11636+80#8782#8702
TOTALS21041296+808
📊

Passing Visuals

Category:
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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