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BOSTON MARATHON 2025

Mark Plazinski

Bib: 30177•M

MD

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

⏱️ Race Timeline

Start
0:00:00
Race begins
5K· 3.11 mi
27:59
Rank: #22424
Start → 5K
27:59 | 9:00/mi
10K· 6.21 mi
55:22
Rank: #21999 (+425)
5K → 10K
27:23 | 8:49/mi
15K· 9.32 mi
1:23:06
Rank: #21888 (+111)
10K → 15K
27:44 | 8:56/mi
20K· 12.43 mi
1:51:36
Rank: #21839 (+49)
15K → 20K
28:30 | 9:10/mi
Half· 13.11 mi
1:57:47
Rank: #21845 (-6)
20K → Half
6:11 | 9:04/mi
25K· 15.53 mi
2:20:51
Rank: #21877 (-32)
Half → 25K
23:04 | 9:31/mi
30K· 18.64 mi
2:51:57
Rank: #21870 (+7)
25K → 30K
31:06 | 10:01/mi
20M
3:05:49
Rank: #21832 (+38)
30K → 20M
13:52 | 10:12/mi
21M
3:17:00
Rank: #21852 (-20)
20M → 21M
11:11 | 11:11/mi
35K· 21.75 mi
3:24:08
Rank: #21790 (+62)
21M → 35K
7:08 | 9:32/mi
23M
3:37:35
Rank: #21821 (-31)
35K → 23M
13:27 | 10:45/mi
24M
3:47:17
Rank: #21761 (+60)
23M → 24M
9:42 | 9:42/mi
40K· 24.85 mi
3:56:45
Rank: #21820 (-59)
24M → 40K
9:28 | 11:04/mi
25.2M
4:00:29
Rank: #21794 (+26)
40K → 25.2M
3:44 | 10:50/mi
Finish· 26.22 mi
4:10:10
Rank: #21762 (+32)
25.2M → Finish
9:41 | 9:30/mi

The Course

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Half Splits

1st Half· via HalfFaster
Distance13.11 mi
Time1:57:47
Pace8:59 /mi
2nd Half
Distance13.11 mi
Time2:12:23
Pace10:06 /mi
📊Positive Split: 12.4% slower second half

Checkpoint Splits

CheckpointDistanceTime of DayTimeAvg PaceSegment TimeSegment PaceDiff
5K
3.11 mi11:50:1927:599:0027:59
9:00
-
10K
6.21 mi12:17:4255:228:5527:23
8:49
-0:11
15K
9.32 mi12:45:261:23:068:5527:44
8:56
+0:07
20K
12.43 mi13:13:561:51:368:5928:30
9:10
+0:14
Half
13.11 mi13:20:071:57:478:596:11
9:04
-0:06
25K
15.53 mi13:43:112:20:519:0423:04
9:31
+0:27
30K
18.64 mi14:14:172:51:579:1331:06
10:01
+0:30
20M
20.00 mi14:28:093:05:499:1713:52
10:12
+0:11
21M
21.00 mi14:39:203:17:009:2311:11
11:11
+0:59
35K
21.75 mi14:46:283:24:089:237:08
9:32
-1:39
23M
23.00 mi14:59:553:37:359:2813:27
10:45
+1:13
24M
24.00 mi15:09:373:47:179:289:42
9:42
-1:03
40K
24.85 mi15:19:053:56:459:329:28
11:04
+1:22
25.2M
25.20 mi15:22:494:00:299:333:44
10:50
-0:14
Finish
26.22 mi15:32:304:10:109:339:41
9:30
-1:20

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

8:49 /mi

Average Pace

9:33 /mi

Slowest Pace

11:11 /mi

Loading chart...
Fastest
Middle
Slowest
Average

📊Segments

Segment Time Comparison

Time at Faster Pace

1:29:17

36% of race

Time at Steady Pace

1:18:05

31% of race

Time at Slower Pace

1:22:48

33% of race

Average Pace: 9:32 /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 mi11:50:1927:599:0027:59
9:00
#22424
10K
6.21 mi12:17:4255:228:5527:23
8:49
#21999
15K
9.32 mi12:45:261:23:068:5527:44
8:56
#21888
20K
12.43 mi13:13:561:51:368:5928:30
9:10
#21839
Half
13.11 mi13:20:071:57:478:596:11
9:04
#21845
25K
15.53 mi13:43:112:20:519:0423:04
9:31
#21877
30K
18.64 mi14:14:172:51:579:1331:06
10:01
#21870
20M
20.00 mi14:28:093:05:499:1713:52
10:12
#21832
21M
21.00 mi14:39:203:17:009:2311:11
11:11
#21852
35K
21.75 mi14:46:283:24:089:237:08
9:32
#21790
23M
23.00 mi14:59:553:37:359:2813:27
10:45
#21821
24M
24.00 mi15:09:373:47:179:289:42
9:42
#21761
40K
24.85 mi15:19:053:56:459:329:28
11:04
#21820
25.2M
25.20 mi15:22:494:00:299:333:44
10:50
#21794
Finish
26.22 mi15:32:304:10:109:339:41
9:30
#21762
Faster pace
Steady pace
Slower pace

Checkpoint and Segment Rankings

CheckpointDistanceSeg. DistOverallMalesM55-59Seg. OverallSeg. MalesSeg. M55-59
5K3.11 mi3.11 mi22424134951349521681(Top 76%)13256(Top 82%)13256(Top 804%)
10K6.21 mi3.10 mi21999+42513328+16713328+16721460(Top 76%)13118(Top 81%)13118(Top 796%)
15K9.32 mi3.11 mi21888+11113290+3813290+3821681(Top 76%)13256(Top 82%)13256(Top 804%)
20K12.43 mi3.11 mi21839+4913265+2513265+2521786(Top 77%)13255(Top 82%)13255(Top 804%)
Half13.11 mi0.68 mi21845-613268-313268-322052(Top 78%)13356(Top 83%)13356(Top 810%)
25K15.53 mi2.42 mi21877-3213276-813276-821903(Top 77%)13242(Top 82%)13242(Top 804%)
30K18.64 mi3.11 mi21870+713259+1713259+1721627(Top 76%)12998(Top 81%)12998(Top 789%)
20M20.00 mi1.36 mi21832+3813231+2813231+2821583(Top 76%)12852(Top 80%)12852(Top 780%)
21M21.00 mi1.00 mi21852-2013214+1713214+1721849(Top 77%)12902(Top 80%)12902(Top 783%)
35K21.75 mi0.75 mi21790+6213169+4513169+4520440(Top 72%)12181(Top 76%)12181(Top 739%)
23M23.00 mi1.25 mi21821-3113145+2413145+2422606(Top 80%)13155(Top 82%)13155(Top 798%)
24M24.00 mi1.00 mi21761+6013095+5013095+5020377(Top 72%)12052(Top 75%)12052(Top 731%)
40K24.85 mi0.85 mi21820-5913101-613101-623308(Top 82%)13399(Top 83%)13399(Top 813%)
25.2M25.20 mi0.35 mi21794+2613085+1613085+1620100(Top 71%)11842(Top 74%)11842(Top 719%)
Finish26.22 mi1.02 mi21762+3213057+2813057+2821189(Top 75%)12386(Top 77%)12386(Top 752%)

Segment Performance Analysis

10K→15K

0.0 - 3.1 mi

Top 76%
×21stories
+97ft-345ft

Overall

21681

Males

13256

M55-59

13256

5K→10K

3.1 - 6.2 mi

Top 76%
×5stories
+79ft-138ft

Overall

21460

Males

13118

M55-59

13118

10K→15K

6.2 - 9.3 mi

Top 76%
×3stories
+67ft-78ft

Overall

21681

Males

13256

M55-59

13256

15K→20K

9.3 - 12.4 mi

Top 77%
×5stories
+106ft-86ft

Overall

21786

Males

13255

M55-59

13255

20K→Half

12.4 - 13.1 mi

Top 78%
×2stories
+19ft-37ft

Overall

22052

Males

13356

M55-59

13356

Half→25K

13.1 - 15.5 mi

Top 77%
×4stories
+66ft-88ft

Overall

21903

Males

13242

M55-59

13242

25K→30K

15.5 - 18.6 mi

Top 76%
×9stories
+181ft-148ft

Overall

21627

Males

12998

M55-59

12998

30K→20M

18.6 - 20.0 mi

Top 76%
×5stories
+64ft-50ft

Overall

21583

Males

12852

M55-59

12852

20M→21M

20.0 - 21.0 mi

Top 77%
×8stories
+106ft-24ft

Overall

21849

Males

12902

M55-59

12902

21M→35K

21.0 - 21.8 mi

Top 72%
×7stories
+17ft-86ft

Overall

20440

Males

12181

M55-59

12181

35K→23M

21.8 - 23.0 mi

Top 80%
×5stories
+23ft-63ft

Overall

22606

Males

13155

M55-59

13155

23M→24M

23.0 - 24.0 mi

Top 72%
×6stories
+12ft-82ft

Overall

20377

Males

12052

M55-59

12052

24M→40K

24.0 - 24.9 mi

Top 82%
×1story
+6ft-20ft

Overall

23308

Males

13399

M55-59

13399

40K→25.2M

24.9 - 25.2 mi

Top 71%
×1story
+13ft-16ft

Overall

20100

Males

11842

M55-59

11842

25.2M→Finish

25.2 - 26.2 mi

Top 75%
×2stories
+22ft-21ft

Overall

21189

Males

12386

M55-59

12386

Passing Analysis

Category:
Athletes Passed
1903
Passed By
1241
Net Change
+662
SegmentAthletes PassedPassed ByNet ChangeStart RankEnd Rank
Start → 5K----#22424
5K → 10K529104+425#22424#21999
10K → 15K260149+111#21999#21888
15K → 20K209160+49#21888#21839
20K → Half3339-6#21839#21845
Half → 25K138170-32#21845#21877
25K → 30K201194+7#21877#21870
30K → 20M11173+38#21870#21832
20M → 21M7393-20#21832#21852
21M → 35K7614+62#21852#21790
35K → 23M69100-31#21790#21821
23M → 24M7818+60#21821#21761
24M → 40K3190-59#21761#21820
40K → 25.2M3711+26#21820#21794
25.2M → Finish5826+32#21794#21762
TOTALS19031241+662
📊

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