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BOSTON MARATHON 2025

Mariusz Ratajczak

Bib: 31362•M

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

⏱️ Race Timeline

Start
0:00:00
Race begins
5K· 3.11 mi
28:40
Rank: #23313
Start → 5K
28:40 | 9:14/mi
10K· 6.21 mi
57:15
Rank: #23250 (+63)
5K → 10K
28:35 | 9:12/mi
15K· 9.32 mi
1:25:42
Rank: #23078 (+172)
10K → 15K
28:27 | 9:09/mi
20K· 12.43 mi
1:54:57
Rank: #22981 (+97)
15K → 20K
29:15 | 9:25/mi
Half· 13.11 mi
2:01:05
Rank: #22913 (+68)
20K → Half
6:08 | 8:59/mi
25K· 15.53 mi
2:24:13
Rank: #22731 (+182)
Half → 25K
23:08 | 9:32/mi
30K· 18.64 mi
2:55:33
Rank: #22549 (+182)
25K → 30K
31:20 | 10:05/mi
20M
3:09:19
Rank: #22450 (+99)
30K → 20M
13:46 | 10:08/mi
21M
3:20:36
Rank: #22412 (+38)
20M → 21M
11:17 | 11:17/mi
35K· 21.75 mi
3:27:39
Rank: #22328 (+84)
21M → 35K
7:03 | 9:25/mi
23M
3:40:53
Rank: #22304 (+24)
35K → 23M
13:14 | 10:34/mi
24M
3:50:29
Rank: #22197 (+107)
23M → 24M
9:36 | 9:36/mi
40K· 24.85 mi
3:59:25
Rank: #22184 (+13)
24M → 40K
8:56 | 10:27/mi
25.2M
4:03:29
Rank: #22203 (-19)
40K → 25.2M
4:04 | 11:48/mi
Finish· 26.22 mi
4:12:48
Rank: #22095 (+108)
25.2M → Finish
9:19 | 9:09/mi

The Course

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Half Splits

1st Half· via HalfFaster
Distance13.11 mi
Time2:01:05
Pace9:14 /mi
2nd Half
Distance13.11 mi
Time2:11:43
Pace10:03 /mi
📊Positive Split: 8.8% slower second half

Checkpoint Splits

CheckpointDistanceTime of DayTimeAvg PaceSegment TimeSegment PaceDiff
5K
3.11 mi11:49:5928:409:1428:40
9:14
-
10K
6.21 mi12:18:3457:159:1328:35
9:12
-0:02
15K
9.32 mi12:47:011:25:429:1228:27
9:09
-0:03
20K
12.43 mi13:16:161:54:579:1529:15
9:25
+0:16
Half
13.11 mi13:22:242:01:059:146:08
8:59
-0:26
25K
15.53 mi13:45:322:24:139:1723:08
9:32
+0:33
30K
18.64 mi14:16:522:55:339:2531:20
10:05
+0:33
20M
20.00 mi14:30:383:09:199:2813:46
10:08
+0:03
21M
21.00 mi14:41:553:20:369:3311:17
11:17
+1:09
35K
21.75 mi14:48:583:27:399:337:03
9:25
-1:52
23M
23.00 mi15:02:123:40:539:3613:14
10:34
+1:09
24M
24.00 mi15:11:483:50:299:369:36
9:36
-0:58
40K
24.85 mi15:20:443:59:259:388:56
10:27
+0:51
25.2M
25.20 mi15:24:484:03:299:404:04
11:48
+1:21
Finish
26.22 mi15:34:074:12:489:399:19
9:09
-2:39

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

8:59 /mi

Average Pace

9:39 /mi

Slowest Pace

11:48 /mi

Loading chart...
Fastest
Middle
Slowest
Average

📊Segments

Segment Time Comparison

Time at Faster Pace

6:08

2% of race

Time at Steady Pace

2:44:03

65% of race

Time at Slower Pace

1:22:37

33% of race

Average Pace: 9:38 /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 mi11:49:5928:409:1428:40
9:14
#23313
10K
6.21 mi12:18:3457:159:1328:35
9:12
#23250
15K
9.32 mi12:47:011:25:429:1228:27
9:09
#23078
20K
12.43 mi13:16:161:54:579:1529:15
9:25
#22981
Half
13.11 mi13:22:242:01:059:146:08
8:59
#22913
25K
15.53 mi13:45:322:24:139:1723:08
9:32
#22731
30K
18.64 mi14:16:522:55:339:2531:20
10:05
#22549
20M
20.00 mi14:30:383:09:199:2813:46
10:08
#22450
21M
21.00 mi14:41:553:20:369:3311:17
11:17
#22412
35K
21.75 mi14:48:583:27:399:337:03
9:25
#22328
23M
23.00 mi15:02:123:40:539:3613:14
10:34
#22304
24M
24.00 mi15:11:483:50:299:369:36
9:36
#22197
40K
24.85 mi15:20:443:59:259:388:56
10:27
#22184
25.2M
25.20 mi15:24:484:03:299:404:04
11:48
#22203
Finish
26.22 mi15:34:074:12:489:399:19
9:09
#22095
Faster pace
Steady pace
Slower pace

Checkpoint and Segment Rankings

CheckpointDistanceSeg. DistOverallMalesM45-49Seg. OverallSeg. MalesSeg. M45-49
5K3.11 mi3.11 mi23313139121391222686(Top 80%)13685(Top 85%)13685(Top 574%)
10K6.21 mi3.10 mi23250+6313899+1313899+1323191(Top 82%)13895(Top 86%)13895(Top 582%)
15K9.32 mi3.11 mi23078+17213843+5613843+5622686(Top 80%)13685(Top 85%)13685(Top 574%)
20K12.43 mi3.11 mi22981+9713801+4213801+4222615(Top 80%)13629(Top 85%)13629(Top 571%)
Half13.11 mi0.68 mi22913+6813774+2713774+2721766(Top 77%)13254(Top 82%)13254(Top 555%)
25K15.53 mi2.42 mi22731+18213679+9513679+9521994(Top 77%)13289(Top 83%)13289(Top 557%)
30K18.64 mi3.11 mi22549+18213552+12713552+12721843(Top 77%)13092(Top 81%)13092(Top 549%)
20M20.00 mi1.36 mi22450+9913488+6413488+6421376(Top 75%)12758(Top 79%)12758(Top 535%)
21M21.00 mi1.00 mi22412+3813455+3313455+3322111(Top 78%)13025(Top 81%)13025(Top 546%)
35K21.75 mi0.75 mi22328+8413403+5213403+5220041(Top 71%)11995(Top 74%)11995(Top 503%)
23M23.00 mi1.25 mi22304+2413358+4513358+4522178(Top 78%)12966(Top 81%)12966(Top 543%)
24M24.00 mi1.00 mi22197+10713279+7913279+7919985(Top 70%)11868(Top 74%)11868(Top 497%)
40K24.85 mi0.85 mi22184+1313267+1213267+1221762(Top 77%)12637(Top 78%)12637(Top 530%)
25.2M25.20 mi0.35 mi22203-1913275-813275-822741(Top 80%)13144(Top 82%)13144(Top 551%)
Finish26.22 mi1.02 mi22095+10813202+7313202+7319697(Top 69%)11673(Top 72%)11673(Top 489%)

Segment Performance Analysis

10K→15K

0.0 - 3.1 mi

Top 80%
×21stories
+97ft-345ft

Overall

22686

Males

13685

M45-49

13685

5K→10K

3.1 - 6.2 mi

Top 82%
×5stories
+79ft-138ft

Overall

23191

Males

13895

M45-49

13895

10K→15K

6.2 - 9.3 mi

Top 80%
×3stories
+67ft-78ft

Overall

22686

Males

13685

M45-49

13685

15K→20K

9.3 - 12.4 mi

Top 80%
×5stories
+106ft-86ft

Overall

22615

Males

13629

M45-49

13629

20K→Half

12.4 - 13.1 mi

Top 77%
×2stories
+19ft-37ft

Overall

21766

Males

13254

M45-49

13254

Half→25K

13.1 - 15.5 mi

Top 77%
×4stories
+66ft-88ft

Overall

21994

Males

13289

M45-49

13289

25K→30K

15.5 - 18.6 mi

Top 77%
×9stories
+181ft-148ft

Overall

21843

Males

13092

M45-49

13092

30K→20M

18.6 - 20.0 mi

Top 75%
×5stories
+64ft-50ft

Overall

21376

Males

12758

M45-49

12758

20M→21M

20.0 - 21.0 mi

Top 78%
×8stories
+106ft-24ft

Overall

22111

Males

13025

M45-49

13025

21M→35K

21.0 - 21.8 mi

Top 71%
×7stories
+17ft-86ft

Overall

20041

Males

11995

M45-49

11995

35K→23M

21.8 - 23.0 mi

Top 78%
×5stories
+23ft-63ft

Overall

22178

Males

12966

M45-49

12966

23M→24M

23.0 - 24.0 mi

Top 70%
×6stories
+12ft-82ft

Overall

19985

Males

11868

M45-49

11868

24M→40K

24.0 - 24.9 mi

Top 77%
×1story
+6ft-20ft

Overall

21762

Males

12637

M45-49

12637

40K→25.2M

24.9 - 25.2 mi

Top 80%
×1story
+13ft-16ft

Overall

22741

Males

13144

M45-49

13144

25.2M→Finish

25.2 - 26.2 mi

Top 69%
×2stories
+22ft-21ft

Overall

19697

Males

11673

M45-49

11673

Passing Analysis

Category:
Athletes Passed
2006
Passed By
788
Net Change
+1218
SegmentAthletes PassedPassed ByNet ChangeStart RankEnd Rank
Start → 5K----#23313
5K → 10K258195+63#23313#23250
10K → 15K274102+172#23250#23078
15K → 20K213116+97#23078#22981
20K → Half735+68#22981#22913
Half → 25K23957+182#22913#22731
25K → 30K26684+182#22731#22549
30K → 20M12122+99#22549#22450
20M → 21M8951+38#22450#22412
21M → 35K939+84#22412#22328
35K → 23M8460+24#22328#22304
23M → 24M11811+107#22304#22197
24M → 40K4835+13#22197#22184
40K → 25.2M1837-19#22184#22203
25.2M → Finish1124+108#22203#22095
TOTALS2006788+1218
📊

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