Boston Marathon logo
BOSTON MARATHON 2025

Mitchell Pfylcruz

Bib: 5242•M

CA

0:00
0:00
/ mi
Be the first to cheer!
Overall
#0 / 28404
Top 22%
Gender (Male)
#0 / 16105
Top 34%
Division (M18-39)
#0 / 5642
Race Day Weather
50°/40°F
broken clouds

⏱️ Race Timeline

Start
0:00:00
Race begins
5K· 3.11 mi
21:07
Rank: #6284
Start → 5K
6:48/mi
21:07 split
10K· 6.21 mi
42:10
Rank: #6156 (+128)
5K → 10K
6:47/mi
21:03 split
15K· 9.32 mi
1:03:20
Rank: #6143 (+13)
10K → 15K
6:49/mi
21:10 split
20K· 12.43 mi
1:24:24
Rank: #5858 (+285)
15K → 20K
6:47/mi
21:04 split
Half· 13.11 mi
1:28:59
Rank: #5845 (+13)
20K → Half
6:43/mi
4:35 split
25K· 15.53 mi
1:45:24
Rank: #5577 (+268)
Half → 25K
6:46/mi
16:25 split
30K· 18.64 mi
2:06:27
Rank: #5016 (+561)
25K → 30K
6:47/mi
21:03 split
20M
2:15:33
Rank: #4757 (+259)
30K → 20M
6:42/mi
9:06 split
21M
2:22:44
Rank: #4586 (+171)
20M → 21M
7:11/mi
7:11 split
35K· 21.75 mi
2:27:44
Rank: #4508 (+78)
21M → 35K
6:41/mi
5:00 split
23M
2:36:42
Rank: #4484 (+24)
35K → 23M
7:10/mi
8:58 split
24M
2:44:55
Rank: #4913 (-429)
23M → 24M
8:13/mi
8:13 split
40K· 24.85 mi
2:53:01
Rank: #5355 (-442)
24M → 40K
9:28/mi
8:06 split
25.2M
2:56:37
Rank: #5515 (-160)
40K → 25.2M
10:27/mi
3:36 split
Finish· 26.22 mi
3:07:16
Rank: #6291 (-776)
25.2M → Finish
10:27/mi
10:39 split

The Course

Is this your race?

Claim it — unlock a deeper AI report on this race, free

A personalized Race Performance Report that goes beyond this page — emailed to you, built from your real splits.

Half Splits

1st Half· via HalfFaster
Distance13.11 mi
Time1:28:59
Pace6:47 /mi
2nd Half
Distance13.11 mi
Time1:38:17
Pace7:30 /mi
📊Positive Split: 10.5% slower second half

Checkpoint Splits

CheckpointDistanceTime of DayTimeAvg PaceSegment TimeSegment PaceDiff
5K
3.11 mi10:24:4921:076:4821:07
6:48
-
10K
6.21 mi10:45:5242:106:4721:03
6:47
-0:01
15K
9.32 mi11:07:021:03:206:4821:10
6:49
+0:02
20K
12.43 mi11:28:061:24:246:4721:04
6:47
-0:02
Half
13.11 mi11:32:411:28:596:474:35
6:43
-0:04
25K
15.53 mi11:49:061:45:246:4716:25
6:46
+0:03
30K
18.64 mi12:10:092:06:276:4721:03
6:47
+0:01
20M
20.00 mi12:19:152:15:336:479:06
6:42
-0:05
21M
21.00 mi12:26:262:22:446:487:11
7:11
+0:29
35K
21.75 mi12:31:262:27:446:485:00
6:41
-0:30
23M
23.00 mi12:40:242:36:426:498:58
7:10
+0:29
24M
24.00 mi12:48:372:44:556:528:13
8:13
+1:03
40K
24.85 mi12:56:432:53:016:588:06
9:28
+1:15
25.2M
25.20 mi13:00:192:56:377:013:36
10:27
+0:59
Finish
26.22 mi13:10:583:07:167:0910:39
10:27
0:00

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

6:41 /mi

Average Pace

7:09 /mi

Slowest Pace

10:27 /mi

Loading chart...
Fastest
Middle
Slowest
Average

📊Segments

Segment Time Comparison

Time at Faster Pace

0:00

0% of race

Time at Steady Pace

2:36:42

84% of race

Time at Slower Pace

30:34

16% of race

Average Pace: 7:09 /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 mi10:24:4921:076:4821:07
6:48
#6284
10K
6.21 mi10:45:5242:106:4721:03
6:47
#6156
15K
9.32 mi11:07:021:03:206:4821:10
6:49
#6143
20K
12.43 mi11:28:061:24:246:4721:04
6:47
#5858
Half
13.11 mi11:32:411:28:596:474:35
6:43
#5845
25K
15.53 mi11:49:061:45:246:4716:25
6:46
#5577
30K
18.64 mi12:10:092:06:276:4721:03
6:47
#5016
20M
20.00 mi12:19:152:15:336:479:06
6:42
#4757
21M
21.00 mi12:26:262:22:446:487:11
7:11
#4586
35K
21.75 mi12:31:262:27:446:485:00
6:41
#4508
23M
23.00 mi12:40:242:36:426:498:58
7:10
#4484
24M
24.00 mi12:48:372:44:556:528:13
8:13
#4913
40K
24.85 mi12:56:432:53:016:588:06
9:28
#5355
25.2M
25.20 mi13:00:192:56:377:013:36
10:27
#5515
Finish
26.22 mi13:10:583:07:167:0910:39
10:27
#6291
Faster pace
Steady pace
Slower pace
Est.Checkpoint not recorded (estimated)
~Segment time uses estimated prior

Checkpoint and Segment Rankings

CheckpointDistanceSeg. DistOverallMalesM18-39Seg. OverallSeg. MalesSeg. M18-39
5K3.11 mi3.11 mi6284574557456196(Top 22%)5617(Top 35%)5617(Top 100%)
10K6.21 mi3.10 mi6156+1285639+1065639+1066097(Top 21%)5559(Top 35%)5559(Top 99%)
15K9.32 mi3.11 mi6143+135620+195620+196196(Top 22%)5617(Top 35%)5617(Top 100%)
20K12.43 mi3.11 mi5858+2855370+2505370+2505111(Top 18%)4713(Top 29%)4713(Top 84%)
Half13.11 mi0.68 mi5845+135358+125358+125430(Top 19%)4985(Top 31%)4985(Top 88%)
25K15.53 mi2.42 mi5577+2685124+2345124+2344643(Top 16%)4280(Top 27%)4280(Top 76%)
30K18.64 mi3.11 mi5016+5614623+5014623+5013293(Top 12%)3081(Top 19%)3081(Top 55%)
20M20.00 mi1.36 mi4757+2594406+2174406+2172449(Top 9%)2310(Top 14%)2310(Top 41%)
21M21.00 mi1.00 mi4586+1714254+1524254+1523066(Top 11%)2831(Top 18%)2831(Top 50%)
35K21.75 mi0.75 mi4508+784177+774177+773410(Top 12%)3109(Top 19%)3109(Top 55%)
23M23.00 mi1.25 mi4484+244143+344143+344650(Top 16%)4065(Top 25%)4065(Top 72%)
24M24.00 mi1.00 mi4913-4294500-3574500-35712635(Top 44%)8461(Top 53%)8461(Top 150%)
40K24.85 mi0.85 mi5355-4424855-3554855-35518571(Top 65%)11098(Top 69%)11098(Top 197%)
25.2M25.20 mi0.35 mi5515-1604968-1134968-11318882(Top 66%)11239(Top 70%)11239(Top 199%)
Finish26.22 mi1.02 mi6291-7765519-5515519-55124151(Top 85%)13845(Top 86%)13845(Top 245%)

Segment Performance Analysis

10K→15K

0.0 - 3.1 mi

Top 22%
×21stories
+97ft-345ft

Overall

6196

Males

5617

M18-39

5617

5K→10K

3.1 - 6.2 mi

Top 21%
×5stories
+79ft-138ft

Overall

6097

Males

5559

M18-39

5559

10K→15K

6.2 - 9.3 mi

Top 22%
×3stories
+67ft-78ft

Overall

6196

Males

5617

M18-39

5617

15K→20K

9.3 - 12.4 mi

Top 18%
×5stories
+106ft-86ft

Overall

5111

Males

4713

M18-39

4713

20K→Half

12.4 - 13.1 mi

Top 19%
×2stories
+19ft-37ft

Overall

5430

Males

4985

M18-39

4985

Half→25K

13.1 - 15.5 mi

Top 16%
×4stories
+66ft-88ft

Overall

4643

Males

4280

M18-39

4280

25K→30K

15.5 - 18.6 mi

Top 12%
×9stories
+181ft-148ft

Overall

3293

Males

3081

M18-39

3081

30K→20M

18.6 - 20.0 mi

Top 9%
×5stories
+64ft-50ft

Overall

2449

Males

2310

M18-39

2310

20M→21M

20.0 - 21.0 mi

Top 11%
×8stories
+106ft-24ft

Overall

3066

Males

2831

M18-39

2831

21M→35K

21.0 - 21.8 mi

Top 12%
×7stories
+17ft-86ft

Overall

3410

Males

3109

M18-39

3109

35K→23M

21.8 - 23.0 mi

Top 16%
×5stories
+23ft-63ft

Overall

4650

Males

4065

M18-39

4065

23M→24M

23.0 - 24.0 mi

Top 44%
×6stories
+12ft-82ft

Overall

12635

Males

8461

M18-39

8461

24M→40K

24.0 - 24.9 mi

Top 65%
×1story
+6ft-20ft

Overall

18571

Males

11098

M18-39

11098

40K→25.2M

24.9 - 25.2 mi

Top 66%
×1story
+13ft-16ft

Overall

18882

Males

11239

M18-39

11239

25.2M→Finish

25.2 - 26.2 mi

Top 85%
×2stories
+22ft-21ft

Overall

24151

Males

13845

M18-39

13845

Passing Analysis

Category:
Athletes Passed
2204
Passed By
2211
Net Change
-7
SegmentAthletes PassedPassed ByNet ChangeStart RankEnd Rank
Start → 5K----#6284
5K → 10K256128+128#6284#6156
10K → 15K143130+13#6156#6143
15K → 20K30823+285#6143#5858
20K → Half3017+13#5858#5845
Half → 25K27810+268#5845#5577
25K → 30K5610+561#5577#5016
30K → 20M2601+259#5016#4757
20M → 21M1776+171#4757#4586
21M → 35K868+78#4586#4508
35K → 23M7955+24#4508#4484
23M → 24M9438-429#4484#4913
24M → 40K9451-442#4913#5355
40K → 25.2M7167-160#5355#5515
25.2M → Finish1777-776#5515#6291
TOTALS22042211-7
📊

Passing Visuals

Category:
Loading...

🔥Passing Intensity

Loading...

🔄Passing Circle

Loading...

🌊Position Flow

Loading...

🏃Race Lanes

Loading...

Upload your GPX file

Supports Garmin, Apple Watch, Polar, Suunto, COROS, Strava, and other apps

.gpx files up to 10MB

Export Track Data

Download your race performance as a GPX or TCX file to import into Strava, Garmin Connect, or other fitness apps.

Questions or issues regarding timing data?

If you notice any discrepancies in your timing data or have questions about your results, our support team can help.

Contact Race Support
Share Feedback

Public Race Data

Boston Athletic Association

Boston Athletic Association

Mika Timing

Mika Timing