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BOSTON MARATHON 2025

Marco Quaroni

Bib: 523•M

NY

0:00
0:00
/ mi
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Overall
#0 / 28404
Top 1%
Gender (Male)
#0 / 16105
Top 2%
Division (M18-39)
#0 / 5642
Top 5%
Race Day Weather
50°/40°F
broken clouds

⏱️ Race Timeline

Start
0:00:00
Race begins
5K· 3.11 mi
17:52
Rank: #511
Start → 5K
17:52 | 5:45/mi
10K· 6.21 mi
35:35
Rank: #478 (+33)
5K → 10K
17:43 | 5:42/mi
15K· 9.32 mi
53:30
Rank: #481 (-3)
10K → 15K
17:55 | 5:46/mi
20K· 12.43 mi
1:11:37
Rank: #479 (+2)
15K → 20K
18:07 | 5:50/mi
Half· 13.11 mi
1:15:33
Rank: #480 (-1)
20K → Half
3:56 | 5:46/mi
25K· 15.53 mi
1:29:35
Rank: #451 (+29)
Half → 25K
14:02 | 5:47/mi
30K· 18.64 mi
1:47:53
Rank: #419 (+32)
25K → 30K
18:18 | 5:53/mi
20M
1:55:55
Rank: #402 (+17)
30K → 20M
8:02 | 5:55/mi
21M
2:02:06
Rank: #383 (+19)
20M → 21M
6:11 | 6:11/mi
35K· 21.75 mi
2:06:22
Rank: #374 (+9)
21M → 35K
4:16 | 5:42/mi
23M
2:14:05
Rank: #372 (+2)
35K → 23M
7:43 | 6:10/mi
24M
2:20:06
Rank: #368 (+4)
23M → 24M
6:01 | 6:01/mi
40K· 24.85 mi
2:25:19
Rank: #360 (+8)
24M → 40K
5:13 | 6:06/mi
25.2M
2:27:33
Rank: #350 (+10)
40K → 25.2M
2:14 | 6:29/mi
Finish· 26.22 mi
2:33:18
Rank: #335 (+15)
25.2M → Finish
5:45 | 5:39/mi

The Course

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Half Splits

1st Half· via HalfFaster
Distance13.11 mi
Time1:15:33
Pace5:46 /mi
2nd Half
Distance13.11 mi
Time1:17:45
Pace5:56 /mi
📊Positive Split: 2.9% slower second half

Checkpoint Splits

CheckpointDistanceTime of DayTimeAvg PaceSegment TimeSegment PaceDiff
5K
3.11 mi10:18:0117:525:4517:52
5:45
-
10K
6.21 mi10:35:4435:355:4417:43
5:42
-0:03
15K
9.32 mi10:53:3953:305:4417:55
5:46
+0:04
20K
12.43 mi11:11:461:11:375:4618:07
5:50
+0:04
Half
13.11 mi11:15:421:15:335:463:56
5:46
-0:04
25K
15.53 mi11:29:441:29:355:4614:02
5:47
+0:01
30K
18.64 mi11:48:021:47:535:4718:18
5:53
+0:06
20M
20.00 mi11:56:041:55:555:488:02
5:55
+0:02
21M
21.00 mi12:02:152:02:065:496:11
6:11
+0:16
35K
21.75 mi12:06:312:06:225:494:16
5:42
-0:29
23M
23.00 mi12:14:142:14:055:507:43
6:10
+0:28
24M
24.00 mi12:20:152:20:065:506:01
6:01
-0:09
40K
24.85 mi12:25:282:25:195:515:13
6:06
+0:05
25.2M
25.20 mi12:27:422:27:335:512:14
6:29
+0:23
Finish
26.22 mi12:33:272:33:185:515:45
5:39
-0:50

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

5:39 /mi

Average Pace

5:51 /mi

Slowest Pace

6:29 /mi

Loading chart...
Fastest
Middle
Slowest
Average

📊Segments

Segment Time Comparison

Time at Faster Pace

2:31:04

99% of race

Time at Steady Pace

2:14

1% of race

Time at Slower Pace

0:00

0% 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 mi10:18:0117:525:4517:52
5:45
#511
10K
6.21 mi10:35:4435:355:4417:43
5:42
#478
15K
9.32 mi10:53:3953:305:4417:55
5:46
#481
20K
12.43 mi11:11:461:11:375:4618:07
5:50
#479
Half
13.11 mi11:15:421:15:335:463:56
5:46
#480
25K
15.53 mi11:29:441:29:355:4614:02
5:47
#451
30K
18.64 mi11:48:021:47:535:4718:18
5:53
#419
20M
20.00 mi11:56:041:55:555:488:02
5:55
#402
21M
21.00 mi12:02:152:02:065:496:11
6:11
#383
35K
21.75 mi12:06:312:06:225:494:16
5:42
#374
23M
23.00 mi12:14:142:14:055:507:43
6:10
#372
24M
24.00 mi12:20:152:20:065:506:01
6:01
#368
40K
24.85 mi12:25:282:25:195:515:13
6:06
#360
25.2M
25.20 mi12:27:422:27:335:512:14
6:29
#350
Finish
26.22 mi12:33:272:33:185:515:45
5:39
#335
Faster pace
Steady pace
Slower pace

Checkpoint and Segment Rankings

CheckpointDistanceSeg. DistOverallMalesM18-39Seg. OverallSeg. MalesSeg. M18-39
5K3.11 mi3.11 mi511473473473(Top 2%)438(Top 3%)438(Top 8%)
10K6.21 mi3.10 mi478+33441+32441+32449(Top 2%)413(Top 3%)413(Top 7%)
15K9.32 mi3.11 mi481-3444-3444-3473(Top 2%)438(Top 3%)438(Top 8%)
20K12.43 mi3.11 mi479+2443+1443+1478(Top 2%)446(Top 3%)446(Top 8%)
Half13.11 mi0.68 mi480-1444-1444-1500(Top 2%)468(Top 3%)468(Top 8%)
25K15.53 mi2.42 mi451+29416+28416+28397(Top 1%)367(Top 2%)367(Top 7%)
30K18.64 mi3.11 mi419+32385+31385+31338(Top 1%)312(Top 2%)312(Top 6%)
20M20.00 mi1.36 mi402+17370+15370+15286(Top 1%)264(Top 2%)264(Top 5%)
21M21.00 mi1.00 mi383+19353+17353+17254(Top 0.9%)237(Top 1%)237(Top 4%)
35K21.75 mi0.75 mi374+9344+9344+9268(Top 0.9%)247(Top 2%)247(Top 4%)
23M23.00 mi1.25 mi372+2344344584(Top 2%)549(Top 3%)549(Top 10%)
24M24.00 mi1.00 mi368+4341+3341+3606(Top 2%)566(Top 4%)566(Top 10%)
40K24.85 mi0.85 mi360+8333+8333+8538(Top 2%)501(Top 3%)501(Top 9%)
25.2M25.20 mi0.35 mi350+10323+10323+10403(Top 1%)370(Top 2%)370(Top 7%)
Finish26.22 mi1.02 mi335+15308+15308+15283(Top 1.0%)265(Top 2%)265(Top 5%)

Segment Performance Analysis

10K→15K

0.0 - 3.1 mi

Top 2%
×21stories
+97ft-345ft

Overall

473

Males

438

M18-39

438

5K→10K

3.1 - 6.2 mi

Top 2%
×5stories
+79ft-138ft

Overall

449

Males

413

M18-39

413

10K→15K

6.2 - 9.3 mi

Top 2%
×3stories
+67ft-78ft

Overall

473

Males

438

M18-39

438

15K→20K

9.3 - 12.4 mi

Top 2%
×5stories
+106ft-86ft

Overall

478

Males

446

M18-39

446

20K→Half

12.4 - 13.1 mi

Top 2%
×2stories
+19ft-37ft

Overall

500

Males

468

M18-39

468

Half→25K

13.1 - 15.5 mi

Top 1%
×4stories
+66ft-88ft

Overall

397

Males

367

M18-39

367

25K→30K

15.5 - 18.6 mi

Top 1%
×9stories
+181ft-148ft

Overall

338

Males

312

M18-39

312

30K→20M

18.6 - 20.0 mi

Top 1%
×5stories
+64ft-50ft

Overall

286

Males

264

M18-39

264

20M→21M

20.0 - 21.0 mi

Top 0.9%
×8stories
+106ft-24ft

Overall

254

Males

237

M18-39

237

21M→35K

21.0 - 21.8 mi

Top 0.9%
×7stories
+17ft-86ft

Overall

268

Males

247

M18-39

247

35K→23M

21.8 - 23.0 mi

Top 2%
×5stories
+23ft-63ft

Overall

584

Males

549

M18-39

549

23M→24M

23.0 - 24.0 mi

Top 2%
×6stories
+12ft-82ft

Overall

606

Males

566

M18-39

566

24M→40K

24.0 - 24.9 mi

Top 2%
×1story
+6ft-20ft

Overall

538

Males

501

M18-39

501

40K→25.2M

24.9 - 25.2 mi

Top 1%
×1story
+13ft-16ft

Overall

403

Males

370

M18-39

370

25.2M→Finish

25.2 - 26.2 mi

Top 1.0%
×2stories
+22ft-21ft

Overall

283

Males

265

M18-39

265

Passing Analysis

Category:
Athletes Passed
269
Passed By
93
Net Change
+176
SegmentAthletes PassedPassed ByNet ChangeStart RankEnd Rank
Start → 5K----#511
5K → 10K4613+33#511#478
10K → 15K2124-3#478#481
15K → 20K2119+2#481#479
20K → Half12-1#479#480
Half → 25K334+29#480#451
25K → 30K397+32#451#419
30K → 20M192+17#419#402
20M → 21M212+19#402#383
21M → 35K123+9#383#374
35K → 23M97+2#374#372
23M → 24M106+4#372#368
24M → 40K102+8#368#360
40K → 25.2M100+10#360#350
25.2M → Finish172+15#350#335
TOTALS26993+176
📊

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