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BOSTON MARATHON 2025

Marcin Soszka

Bib: 363•M

0:00
0:00
/ mi
Masters
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Overall
#0 / 28404
Top 1%
Gender (Male)
#0 / 16105
Top 2%
Masters (Masters Men)
#0 / 10463
Top 0.3%
Division (M40-44)
#0 / 2247
Top 1%
Race Day Weather
50°/40°F
broken clouds

⏱️ Race Timeline

Start
0:00:00
Race begins
5K· 3.11 mi
16:45
Rank: #116
Start → 5K
16:45 | 5:23/mi
10K· 6.21 mi
33:56
Rank: #175 (-59)
5K → 10K
17:11 | 5:32/mi
15K· 9.32 mi
51:13
Rank: #192 (-17)
10K → 15K
17:17 | 5:34/mi
20K· 12.43 mi
1:08:31
Rank: #181 (+11)
15K → 20K
17:18 | 5:34/mi
Half· 13.11 mi
1:12:14
Rank: #177 (+4)
20K → Half
3:43 | 5:27/mi
25K· 15.53 mi
1:25:51
Rank: #173 (+4)
Half → 25K
13:37 | 5:37/mi
30K· 18.64 mi
1:43:46
Rank: #172 (+1)
25K → 30K
17:55 | 5:46/mi
20M
1:51:52
Rank: #180 (-8)
30K → 20M
8:06 | 5:58/mi
21M
1:58:12
Rank: #179 (+1)
20M → 21M
6:20 | 6:20/mi
35K· 21.75 mi
2:02:34
Rank: #179
21M → 35K
4:22 | 5:50/mi
23M
2:10:29
Rank: #185 (-6)
35K → 23M
7:55 | 6:19/mi
24M
2:16:50
Rank: #207 (-22)
23M → 24M
6:21 | 6:21/mi
40K· 24.85 mi
2:23:00
Rank: #250 (-43)
24M → 40K
6:10 | 7:13/mi
25.2M
2:25:57
Rank: #273 (-23)
40K → 25.2M
2:57 | 8:33/mi
Finish· 26.22 mi
2:33:17
Rank: #333 (-60)
25.2M → Finish
7:20 | 7:12/mi

The Course

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Half Splits

1st Half· via HalfFaster
Distance13.11 mi
Time1:12:14
Pace5:31 /mi
2nd Half
Distance13.11 mi
Time1:21:03
Pace6:11 /mi
📊Positive Split: 12.2% slower second half

Checkpoint Splits

CheckpointDistanceTime of DayTimeAvg PaceSegment TimeSegment PaceDiff
5K
3.11 mi10:16:4716:455:2316:45
5:23
-
10K
6.21 mi10:33:5833:565:2817:11
5:32
+0:09
15K
9.32 mi10:51:1551:135:3017:17
5:34
+0:02
20K
12.43 mi11:08:331:08:315:3117:18
5:34
0:00
Half
13.11 mi11:12:161:12:145:313:43
5:27
-0:07
25K
15.53 mi11:25:531:25:515:3213:37
5:37
+0:10
30K
18.64 mi11:43:481:43:465:3417:55
5:46
+0:09
20M
20.00 mi11:51:541:51:525:368:06
5:58
+0:12
21M
21.00 mi11:58:141:58:125:386:20
6:20
+0:22
35K
21.75 mi12:02:362:02:345:384:22
5:50
-0:30
23M
23.00 mi12:10:312:10:295:407:55
6:19
+0:29
24M
24.00 mi12:16:522:16:505:426:21
6:21
+0:02
40K
24.85 mi12:23:022:23:005:456:10
7:13
+0:52
25.2M
25.20 mi12:25:592:25:575:482:57
8:33
+1:20
Finish
26.22 mi12:33:192:33:175:517:20
7:12
-1:21

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

5:23 /mi

Average Pace

5:51 /mi

Slowest Pace

8:33 /mi

Loading chart...
Fastest
Middle
Slowest
Average

📊Segments

Segment Time Comparison

Time at Faster Pace

16:45

11% of race

Time at Steady Pace

1:39:29

65% of race

Time at Slower Pace

37:03

24% of race

Average Pace: 5:51 /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 mi10:16:4716:455:2316:45
5:23
#116
10K
6.21 mi10:33:5833:565:2817:11
5:32
#175
15K
9.32 mi10:51:1551:135:3017:17
5:34
#192
20K
12.43 mi11:08:331:08:315:3117:18
5:34
#181
Half
13.11 mi11:12:161:12:145:313:43
5:27
#177
25K
15.53 mi11:25:531:25:515:3213:37
5:37
#173
30K
18.64 mi11:43:481:43:465:3417:55
5:46
#172
20M
20.00 mi11:51:541:51:525:368:06
5:58
#180
21M
21.00 mi11:58:141:58:125:386:20
6:20
#179
35K
21.75 mi12:02:362:02:345:384:22
5:50
#179
23M
23.00 mi12:10:312:10:295:407:55
6:19
#185
24M
24.00 mi12:16:522:16:505:426:21
6:21
#207
40K
24.85 mi12:23:022:23:005:456:10
7:13
#250
25.2M
25.20 mi12:25:592:25:575:482:57
8:33
#273
Finish
26.22 mi12:33:192:33:175:517:20
7:12
#333
Faster pace
Steady pace
Slower pace

Checkpoint and Segment Rankings

CheckpointDistanceSeg. DistOverallMalesM40-44Seg. OverallSeg. MalesSeg. M40-44
5K3.11 mi3.11 mi116115115219(Top 0.8%)192(Top 1%)192(Top 9%)
10K6.21 mi3.10 mi175-59149-34149-34228(Top 0.8%)200(Top 1%)200(Top 9%)
15K9.32 mi3.11 mi192-17166-17166-17219(Top 0.8%)192(Top 1%)192(Top 9%)
20K12.43 mi3.11 mi181+11156+10156+10170(Top 0.6%)148(Top 0.9%)148(Top 7%)
Half13.11 mi0.68 mi177+4152+4152+4152(Top 0.5%)137(Top 0.9%)137(Top 6%)
25K15.53 mi2.42 mi173+4148+4148+4207(Top 0.7%)184(Top 1%)184(Top 8%)
30K18.64 mi3.11 mi172+1149-1149-1224(Top 0.8%)202(Top 1%)202(Top 9%)
20M20.00 mi1.36 mi180-8158-9158-9334(Top 1%)310(Top 2%)310(Top 14%)
21M21.00 mi1.00 mi179+1157+1157+1403(Top 1%)379(Top 2%)379(Top 17%)
35K21.75 mi0.75 mi179157157416(Top 1%)388(Top 2%)388(Top 17%)
23M23.00 mi1.25 mi185-6164-7164-7922(Top 3%)867(Top 5%)867(Top 39%)
24M24.00 mi1.00 mi207-22186-22186-221444(Top 5%)1348(Top 8%)1348(Top 60%)
40K24.85 mi0.85 mi250-43227-41227-415070(Top 18%)4241(Top 26%)4241(Top 189%)
25.2M25.20 mi0.35 mi273-23249-22249-228972(Top 32%)6391(Top 40%)6391(Top 284%)
Finish26.22 mi1.02 mi333-60306-57306-576975(Top 25%)5305(Top 33%)5305(Top 236%)

Segment Performance Analysis

10K→15K

0.0 - 3.1 mi

Top 0.8%
×21stories
+97ft-345ft

Overall

219

Males

192

M40-44

192

5K→10K

3.1 - 6.2 mi

Top 0.8%
×5stories
+79ft-138ft

Overall

228

Males

200

M40-44

200

10K→15K

6.2 - 9.3 mi

Top 0.8%
×3stories
+67ft-78ft

Overall

219

Males

192

M40-44

192

15K→20K

9.3 - 12.4 mi

Top 0.6%
×5stories
+106ft-86ft

Overall

170

Males

148

M40-44

148

20K→Half

12.4 - 13.1 mi

Top 0.5%
×2stories
+19ft-37ft

Overall

152

Males

137

M40-44

137

Half→25K

13.1 - 15.5 mi

Top 0.7%
×4stories
+66ft-88ft

Overall

207

Males

184

M40-44

184

25K→30K

15.5 - 18.6 mi

Top 0.8%
×9stories
+181ft-148ft

Overall

224

Males

202

M40-44

202

30K→20M

18.6 - 20.0 mi

Top 1%
×5stories
+64ft-50ft

Overall

334

Males

310

M40-44

310

20M→21M

20.0 - 21.0 mi

Top 1%
×8stories
+106ft-24ft

Overall

403

Males

379

M40-44

379

21M→35K

21.0 - 21.8 mi

Top 1%
×7stories
+17ft-86ft

Overall

416

Males

388

M40-44

388

35K→23M

21.8 - 23.0 mi

Top 3%
×5stories
+23ft-63ft

Overall

922

Males

867

M40-44

867

23M→24M

23.0 - 24.0 mi

Top 5%
×6stories
+12ft-82ft

Overall

1444

Males

1348

M40-44

1348

24M→40K

24.0 - 24.9 mi

Top 18%
×1story
+6ft-20ft

Overall

5070

Males

4241

M40-44

4241

40K→25.2M

24.9 - 25.2 mi

Top 32%
×1story
+13ft-16ft

Overall

8972

Males

6391

M40-44

6391

25.2M→Finish

25.2 - 26.2 mi

Top 25%
×2stories
+22ft-21ft

Overall

6975

Males

5305

M40-44

5305

Passing Analysis

Category:
Athletes Passed
55
Passed By
272
Net Change
-217
SegmentAthletes PassedPassed ByNet ChangeStart RankEnd Rank
Start → 5K----#116
5K → 10K261-59#116#175
10K → 15K219-17#175#192
15K → 20K154+11#192#181
20K → Half40+4#181#177
Half → 25K95+4#177#173
25K → 30K109+1#173#172
30K → 20M311-8#172#180
20M → 21M21+1#180#179
21M → 35K330#179#179
35K → 23M511-6#179#185
23M → 24M022-22#185#207
24M → 40K043-43#207#250
40K → 25.2M023-23#250#273
25.2M → Finish060-60#273#333
TOTALS55272-217
📊

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