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BOSTON MARATHON 2025

Xaver Tomaszewski

Bib: 8863•M

MI

0:00
0:00
/ mi
Masters
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Overall
#0 / 28404
Top 16%
Gender (Male)
#0 / 16105
Top 25%
Masters (Masters Men)
#0 / 10463
Top 11%
Division (M50-54)
#0 / 1996
Top 6%
Race Day Weather
50°/40°F
broken clouds

⏱️ Race Timeline

Start
0:00:00
Race begins
5K· 3.11 mi
20:44
Rank: #5212
Start → 5K
20:44 | 6:40/mi
10K· 6.21 mi
41:39
Rank: #5397 (-185)
5K → 10K
20:55 | 6:44/mi
15K· 9.32 mi
1:02:17
Rank: #5085 (+312)
10K → 15K
20:38 | 6:38/mi
20K· 12.43 mi
1:23:27
Rank: #5123 (-38)
15K → 20K
21:10 | 6:49/mi
Half· 13.11 mi
1:27:56
Rank: #5071 (+52)
20K → Half
4:29 | 6:34/mi
25K· 15.53 mi
1:44:37
Rank: #5112 (-41)
Half → 25K
16:41 | 6:53/mi
30K· 18.64 mi
2:05:56
Rank: #4796 (+316)
25K → 30K
21:19 | 6:52/mi
20M
2:15:25
Rank: #4706 (+90)
30K → 20M
9:29 | 6:59/mi
21M
2:22:41
Rank: #4570 (+136)
20M → 21M
7:16 | 7:16/mi
35K· 21.75 mi
2:27:49
Rank: #4536 (+34)
21M → 35K
5:08 | 6:52/mi
23M
2:36:40
Rank: #4473 (+63)
35K → 23M
8:51 | 7:04/mi
24M
2:43:38
Rank: #4457 (+16)
23M → 24M
6:58 | 6:58/mi
40K· 24.85 mi
2:49:38
Rank: #4419 (+38)
24M → 40K
6:00 | 7:01/mi
25.2M
2:52:19
Rank: #4422 (-3)
40K → 25.2M
2:41 | 7:47/mi
Finish· 26.22 mi
2:59:11
Rank: #4413 (+9)
25.2M → Finish
6:52 | 6:44/mi

The Course

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Half Splits

1st Half· via HalfFaster
Distance13.11 mi
Time1:27:56
Pace6:42 /mi
2nd Half
Distance13.11 mi
Time1:31:15
Pace6:58 /mi
📊Positive Split: 3.8% slower second half

Checkpoint Splits

CheckpointDistanceTime of DayTimeAvg PaceSegment TimeSegment PaceDiff
5K
3.11 mi10:46:2220:446:4020:44
6:40
-
10K
6.21 mi11:07:1741:396:4220:55
6:44
+0:04
15K
9.32 mi11:27:551:02:176:4120:38
6:38
-0:06
20K
12.43 mi11:49:051:23:276:4321:10
6:49
+0:11
Half
13.11 mi11:53:341:27:566:424:29
6:34
-0:15
25K
15.53 mi12:10:151:44:376:4416:41
6:53
+0:19
30K
18.64 mi12:31:342:05:566:4521:19
6:52
-0:01
20M
20.00 mi12:41:032:15:256:469:29
6:59
+0:07
21M
21.00 mi12:48:192:22:416:487:16
7:16
+0:17
35K
21.75 mi12:53:272:27:496:485:08
6:52
-0:24
23M
23.00 mi13:02:182:36:406:498:51
7:04
+0:12
24M
24.00 mi13:09:162:43:386:496:58
6:58
-0:06
40K
24.85 mi13:15:162:49:386:496:00
7:01
+0:03
25.2M
25.20 mi13:17:572:52:196:502:41
7:47
+0:46
Finish
26.22 mi13:24:492:59:116:506:52
6:44
-1:03

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

6:34 /mi

Average Pace

6:50 /mi

Slowest Pace

7:47 /mi

Loading chart...
Fastest
Middle
Slowest
Average

📊Segments

Segment Time Comparison

Time at Faster Pace

2:49:14

94% of race

Time at Steady Pace

7:16

4% of race

Time at Slower Pace

2:41

1% of race

Average Pace: 6:50 /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 mi10:46:2220:446:4020:44
6:40
#5212
10K
6.21 mi11:07:1741:396:4220:55
6:44
#5397
15K
9.32 mi11:27:551:02:176:4120:38
6:38
#5085
20K
12.43 mi11:49:051:23:276:4321:10
6:49
#5123
Half
13.11 mi11:53:341:27:566:424:29
6:34
#5071
25K
15.53 mi12:10:151:44:376:4416:41
6:53
#5112
30K
18.64 mi12:31:342:05:566:4521:19
6:52
#4796
20M
20.00 mi12:41:032:15:256:469:29
6:59
#4706
21M
21.00 mi12:48:192:22:416:487:16
7:16
#4570
35K
21.75 mi12:53:272:27:496:485:08
6:52
#4536
23M
23.00 mi13:02:182:36:406:498:51
7:04
#4473
24M
24.00 mi13:09:162:43:386:496:58
6:58
#4457
40K
24.85 mi13:15:162:49:386:496:00
7:01
#4419
25.2M
25.20 mi13:17:572:52:196:502:41
7:47
#4422
Finish
26.22 mi13:24:492:59:116:506:52
6:44
#4413
Faster pace
Steady pace
Slower pace

Checkpoint and Segment Rankings

CheckpointDistanceSeg. DistOverallMalesM50-54Seg. OverallSeg. MalesSeg. M50-54
5K3.11 mi3.11 mi5212485448544593(Top 16%)4300(Top 27%)4300(Top 215%)
10K6.21 mi3.10 mi5397-1855000-1465000-1465648(Top 20%)5188(Top 32%)5188(Top 260%)
15K9.32 mi3.11 mi5085+3124734+2664734+2664593(Top 16%)4300(Top 27%)4300(Top 215%)
20K12.43 mi3.11 mi5123-384755-214755-215419(Top 19%)4966(Top 31%)4966(Top 249%)
Half13.11 mi0.68 mi5071+524711+444711+444216(Top 15%)3955(Top 25%)3955(Top 198%)
25K15.53 mi2.42 mi5112-414740-294740-295512(Top 19%)5002(Top 31%)5002(Top 251%)
30K18.64 mi3.11 mi4796+3164438+3024438+3023835(Top 14%)3543(Top 22%)3543(Top 178%)
20M20.00 mi1.36 mi4706+904361+774361+773997(Top 14%)3665(Top 23%)3665(Top 184%)
21M21.00 mi1.00 mi4570+1364240+1214240+1213485(Top 12%)3197(Top 20%)3197(Top 160%)
35K21.75 mi0.75 mi4536+344203+374203+374508(Top 16%)4010(Top 25%)4010(Top 201%)
23M23.00 mi1.25 mi4473+634137+664137+664171(Top 15%)3715(Top 23%)3715(Top 186%)
24M24.00 mi1.00 mi4457+164112+254112+254448(Top 16%)3869(Top 24%)3869(Top 194%)
40K24.85 mi0.85 mi4419+384070+424070+424029(Top 14%)3517(Top 22%)3517(Top 176%)
25.2M25.20 mi0.35 mi4422-34068+24068+24781(Top 17%)3979(Top 25%)3979(Top 199%)
Finish26.22 mi1.02 mi4413+94053+154053+154134(Top 15%)3537(Top 22%)3537(Top 177%)

Segment Performance Analysis

10K→15K

0.0 - 3.1 mi

Top 16%
×21stories
+97ft-345ft

Overall

4593

Males

4300

M50-54

4300

5K→10K

3.1 - 6.2 mi

Top 20%
×5stories
+79ft-138ft

Overall

5648

Males

5188

M50-54

5188

10K→15K

6.2 - 9.3 mi

Top 16%
×3stories
+67ft-78ft

Overall

4593

Males

4300

M50-54

4300

15K→20K

9.3 - 12.4 mi

Top 19%
×5stories
+106ft-86ft

Overall

5419

Males

4966

M50-54

4966

20K→Half

12.4 - 13.1 mi

Top 15%
×2stories
+19ft-37ft

Overall

4216

Males

3955

M50-54

3955

Half→25K

13.1 - 15.5 mi

Top 19%
×4stories
+66ft-88ft

Overall

5512

Males

5002

M50-54

5002

25K→30K

15.5 - 18.6 mi

Top 14%
×9stories
+181ft-148ft

Overall

3835

Males

3543

M50-54

3543

30K→20M

18.6 - 20.0 mi

Top 14%
×5stories
+64ft-50ft

Overall

3997

Males

3665

M50-54

3665

20M→21M

20.0 - 21.0 mi

Top 12%
×8stories
+106ft-24ft

Overall

3485

Males

3197

M50-54

3197

21M→35K

21.0 - 21.8 mi

Top 16%
×7stories
+17ft-86ft

Overall

4508

Males

4010

M50-54

4010

35K→23M

21.8 - 23.0 mi

Top 15%
×5stories
+23ft-63ft

Overall

4171

Males

3715

M50-54

3715

23M→24M

23.0 - 24.0 mi

Top 16%
×6stories
+12ft-82ft

Overall

4448

Males

3869

M50-54

3869

24M→40K

24.0 - 24.9 mi

Top 14%
×1story
+6ft-20ft

Overall

4029

Males

3517

M50-54

3517

40K→25.2M

24.9 - 25.2 mi

Top 17%
×1story
+13ft-16ft

Overall

4781

Males

3979

M50-54

3979

25.2M→Finish

25.2 - 26.2 mi

Top 15%
×2stories
+22ft-21ft

Overall

4134

Males

3537

M50-54

3537

Passing Analysis

Category:
Athletes Passed
1684
Passed By
885
Net Change
+799
SegmentAthletes PassedPassed ByNet ChangeStart RankEnd Rank
Start → 5K----#5212
5K → 10K111296-185#5212#5397
10K → 15K34533+312#5397#5085
15K → 20K107145-38#5085#5123
20K → Half564+52#5123#5071
Half → 25K90131-41#5071#5112
25K → 30K34428+316#5112#4796
30K → 20M12131+90#4796#4706
20M → 21M15014+136#4706#4570
21M → 35K5824+34#4570#4536
35K → 23M9936+63#4536#4473
23M → 24M5842+16#4473#4457
24M → 40K6830+38#4457#4419
40K → 25.2M2225-3#4419#4422
25.2M → Finish5546+9#4422#4413
TOTALS1684885+799
📊

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