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BOSTON MARATHON 2025

Paolo Marenghi

Bib: 11813•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

Course Elevation
7–469 ft
≈
×2stacked redwood trees
•▲ 890 ft climb · ▼ 1342 ft descent
Ribbon color based on
FasterSteadySlower· vs. your average pace
Start
0:00
Race begins
5K· 3.11 mi
7:38/mi
23:43
↑ 97↓ 3451.5%
10K· 6.21 mi
7:50/mi
48:02
↑ 79↓ 1380.4%
15K· 9.32 mi
8:04/mi
1:13:07
↑ 67↓ 78
20K· 12.43 mi
8:33/mi
1:39:42
↑ 106↓ 860.1%
Half· 13.11 mi
8:32/mi
1:45:31
↑ 19↓ 370.5%
25K· 15.53 mi
8:52/mi
2:07:01
↑ 66↓ 880.2%
30K· 18.64 mi
9:30/mi
2:36:31
↑ 181↓ 1480.2%
20M
10:33/mi
2:50:51
↑ 64↓ 500.2%
21M
11:32/mi
3:02:23
↑ 106↓ 241.6%
35K· 21.75 mi
10:19/mi
3:10:06
↑ 17↓ 861.7%
23M
9:34/mi
3:22:05
↑ 23↓ 630.6%
24M
9:14/mi
3:31:19
↓ 821.3%
40K· 24.85 mi
9:26/mi
3:39:23
↓ 200.3%
25.2M
10:18/mi
3:42:56
↑ 13↓ 160.2%
Finish· 26.22 mi
8:07/mi
3:51:12
↑ 22↓ 21

The Course

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Half Splits

1st Half· via HalfFaster
Distance13.11 mi
Time1:45:31
Pace8:03 /mi
2nd Half
Distance13.11 mi
Time2:05:41
Pace9:35 /mi
📊Positive Split: 19.1% slower second half

Checkpoint Splits

CheckpointDistanceTime of DayTimeAvg PaceSegment TimeSegment PaceDiff
5K
3.11 mi10:51:0523:437:3823:43
7:38
-
10K
6.21 mi11:15:2448:027:4424:19
7:50
+0:12
15K
9.32 mi11:40:291:13:077:5125:05
8:04
+0:14
20K
12.43 mi12:07:041:39:428:0126:35
8:33
+0:29
Half
13.11 mi12:12:531:45:318:035:49
8:32
-0:01
25K
15.53 mi12:34:232:07:018:1121:30
8:52
+0:20
30K
18.64 mi13:03:532:36:318:2429:30
9:30
+0:38
20M
20.00 mi13:18:132:50:518:3314:20
10:33
+1:03
21M
21.00 mi13:29:453:02:238:4111:32
11:32
+0:59
35K
21.75 mi13:37:283:10:068:447:43
10:19
-1:13
23M
23.00 mi13:49:273:22:058:4711:59
9:34
-0:45
24M
24.00 mi13:58:413:31:198:489:14
9:14
-0:20
40K
24.85 mi14:06:453:39:238:508:04
9:26
+0:12
25.2M
25.20 mi14:10:183:42:568:513:33
10:18
+0:52
Finish
26.22 mi14:18:343:51:128:498:16
8:07
-2:11

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

7:38 /mi

Average Pace

8:49 /mi

Slowest Pace

11:32 /mi

Loading chart...
Fastest
Middle
Slowest
Average

📊Segments

Segment Time Comparison

Time at Faster Pace

1:53:47

49% of race

Time at Steady Pace

1:20:17

35% of race

Time at Slower Pace

37:08

16% of race

Average Pace: 8:49 /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 mi10:51:0523:437:3823:43
7:38
#13376
10K
6.21 mi11:15:2448:027:4424:19
7:50
#14147
15K
9.32 mi11:40:291:13:077:5125:05
8:04
#15028
20K
12.43 mi12:07:041:39:428:0126:35
8:33
#16105
Half
13.11 mi12:12:531:45:318:035:49
8:32
#16297
25K
15.53 mi12:34:232:07:018:1121:30
8:52
#16814
30K
18.64 mi13:03:532:36:318:2429:30
9:30
#17442
20M
20.00 mi13:18:132:50:518:3314:20
10:33
#18041
21M
21.00 mi13:29:453:02:238:4111:32
11:32
#18522
35K
21.75 mi13:37:283:10:068:447:43
10:19
#18779
23M
23.00 mi13:49:273:22:058:4711:59
9:34
#18792
24M
24.00 mi13:58:413:31:198:489:14
9:14
#18796
40K
24.85 mi14:06:453:39:238:508:04
9:26
#18778
25.2M
25.20 mi14:10:183:42:568:513:33
10:18
#18762
Finish
26.22 mi14:18:343:51:128:498:16
8:07
#18586
Faster pace
Steady pace
Slower pace

Checkpoint and Segment Rankings

CheckpointDistanceSeg. DistOverallMalesM45-49Seg. OverallSeg. MalesSeg. M45-49
5K3.11 mi3.11 mi133769809980916565(Top 58%)11039(Top 69%)11039(Top 463%)
10K6.21 mi3.10 mi14147-77110081-27210081-27215059(Top 53%)10450(Top 65%)10450(Top 438%)
15K9.32 mi3.11 mi15028-88110411-33010411-33016565(Top 58%)11039(Top 69%)11039(Top 463%)
20K12.43 mi3.11 mi16105-107710843-43210843-43218569(Top 65%)11853(Top 74%)11853(Top 497%)
Half13.11 mi0.68 mi16297-19210920-7710920-7719320(Top 68%)12174(Top 76%)12174(Top 510%)
25K15.53 mi2.42 mi16814-51711112-19211112-19219266(Top 68%)12086(Top 75%)12086(Top 507%)
30K18.64 mi3.11 mi17442-62811312-20011312-20019914(Top 70%)12245(Top 76%)12245(Top 513%)
20M20.00 mi1.36 mi18041-59911543-23111543-23122554(Top 79%)13306(Top 83%)13306(Top 558%)
21M21.00 mi1.00 mi18522-48111736-19311736-19322659(Top 80%)13270(Top 82%)13270(Top 556%)
35K21.75 mi0.75 mi18779-25711829-9311829-9322708(Top 80%)13250(Top 82%)13250(Top 555%)
23M23.00 mi1.25 mi18792-1311804+2511804+2518969(Top 67%)11423(Top 71%)11423(Top 479%)
24M24.00 mi1.00 mi18796-411789+1511789+1518492(Top 65%)11156(Top 69%)11156(Top 468%)
40K24.85 mi0.85 mi18778+1811748+4111748+4118421(Top 65%)11028(Top 68%)11028(Top 462%)
25.2M25.20 mi0.35 mi18762+1611734+1411734+1418241(Top 64%)10934(Top 68%)10934(Top 458%)
Finish26.22 mi1.02 mi18586+17611640+9411640+9413676(Top 48%)8865(Top 55%)8865(Top 372%)

Segment Performance Analysis

10K→15K

0.0 - 3.1 mi

Top 58%
×21story building
+97ft-345ft

Overall

16565

Males

11039

M45-49

11039

5K→10K

3.1 - 6.2 mi

Top 53%
×5story building
+79ft-138ft

Overall

15059

Males

10450

M45-49

10450

10K→15K

6.2 - 9.3 mi

Top 58%
×3story building
+67ft-78ft

Overall

16565

Males

11039

M45-49

11039

15K→20K

9.3 - 12.4 mi

Top 65%
×5story building
+106ft-86ft

Overall

18569

Males

11853

M45-49

11853

20K→Half

12.4 - 13.1 mi

Top 68%
×2story building
+19ft-37ft

Overall

19320

Males

12174

M45-49

12174

Half→25K

13.1 - 15.5 mi

Top 68%
×4story building
+66ft-88ft

Overall

19266

Males

12086

M45-49

12086

25K→30K

15.5 - 18.6 mi

Top 70%
×9story building
+181ft-148ft

Overall

19914

Males

12245

M45-49

12245

30K→20M

18.6 - 20.0 mi

Top 79%
×5story building
+64ft-50ft

Overall

22554

Males

13306

M45-49

13306

20M→21M

20.0 - 21.0 mi

Top 80%
×8story building
+106ft-24ft

Overall

22659

Males

13270

M45-49

13270

21M→35K

21.0 - 21.8 mi

Top 80%
×7story building
+17ft-86ft

Overall

22708

Males

13250

M45-49

13250

35K→23M

21.8 - 23.0 mi

Top 67%
×5story building
+23ft-63ft

Overall

18969

Males

11423

M45-49

11423

23M→24M

23.0 - 24.0 mi

Top 65%
×6story building
+12ft-82ft

Overall

18492

Males

11156

M45-49

11156

24M→40K

24.0 - 24.9 mi

Top 65%
×1story
+6ft-20ft

Overall

18421

Males

11028

M45-49

11028

40K→25.2M

24.9 - 25.2 mi

Top 64%
×1story
+13ft-16ft

Overall

18241

Males

10934

M45-49

10934

25.2M→Finish

25.2 - 26.2 mi

Top 48%
×2story building
+22ft-21ft

Overall

13676

Males

8865

M45-49

8865

Passing Analysis

Category:
Athletes Passed
830
Passed By
6040
Net Change
-5210
SegmentAthletes PassedPassed ByNet ChangeStart RankEnd Rank
Start → 5K----#13376
5K → 10K86857-771#13376#14147
10K → 15K50931-881#14147#15028
15K → 20K391116-1077#15028#16105
20K → Half4196-192#16105#16297
Half → 25K48565-517#16297#16814
25K → 30K81709-628#16814#17442
30K → 20M33632-599#17442#18041
20M → 21M16497-481#18041#18522
21M → 35K16273-257#18522#18779
35K → 23M97110-13#18779#18792
23M → 24M6468-4#18792#18796
24M → 40K7557+18#18796#18778
40K → 25.2M3822+16#18778#18762
25.2M → Finish1837+176#18762#18586
TOTALS8306040-5210
📊

Passing Visuals

Category:
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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