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BOSTON MARATHON 2025

Aj Buono

Bib: 3265•M

NY

0:00
0:00
/ mi
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Overall
#0 / 28404
Top 16%
Gender (Male)
#0 / 16105
Top 25%
Division (M18-39)
#0 / 5642
Race Day Weather
50°/40°F
broken clouds

⏱️ Race Timeline

Watch your race unfold from start to finish

Start
0:00:00
Race begins
5K· 3.11 mi
20:06
Rank: #3618
Start → 5K
20:06 | 6:28/mi
10K· 6.21 mi
40:20
Rank: #3713 (-95)
5K → 10K
20:14 | 6:31/mi
15K· 9.32 mi
1:00:26
Rank: #3580 (+133)
10K → 15K
20:06 | 6:28/mi
20K· 12.43 mi
1:20:44
Rank: #3484 (+96)
15K → 20K
20:18 | 6:32/mi
Half· 13.11 mi
1:25:01
Rank: #3409 (+75)
20K → Half
4:17 | 6:17/mi
25K· 15.53 mi
1:40:38
Rank: #3247 (+162)
Half → 25K
15:37 | 6:26/mi
30K· 18.64 mi
2:01:08
Rank: #3032 (+215)
25K → 30K
20:30 | 6:36/mi
20M
2:10:24
Rank: #2992 (+40)
30K → 20M
9:16 | 6:49/mi
21M
2:17:47
Rank: #3012 (-20)
20M → 21M
7:23 | 7:23/mi
35K· 21.75 mi
2:24:05
Rank: #3356 (-344)
21M → 35K
6:18 | 8:25/mi
23M
2:35:32
Rank: #4109 (-753)
35K → 23M
11:27 | 9:09/mi
24M
2:43:24
Rank: #4382 (-273)
23M → 24M
7:52 | 7:52/mi
40K· 24.85 mi
2:49:35
Rank: #4404 (-22)
24M → 40K
6:11 | 7:14/mi
25.2M
2:52:33
Rank: #4504 (-100)
40K → 25.2M
2:58 | 8:36/mi
Finish· 26.22 mi
2:59:13
Rank: #4422 (+82)
25.2M → Finish
6:40 | 6:33/mi

The Course

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Half Splits

1st Half· via HalfFaster
Distance13.11 mi
Time1:25:01
Pace6:29 /mi
2nd Half
Distance13.11 mi
Time1:34:12
Pace7:11 /mi
📊Positive Split: 10.8% slower second half

Checkpoint Splits

CheckpointDistanceTime of DayTimeAvg PaceSegment TimeSegment PaceDiff
5K
3.11 mi10:21:2220:066:2820:06
6:28
-
10K
6.21 mi10:41:3640:206:2920:14
6:31
+0:03
15K
9.32 mi11:01:421:00:266:2920:06
6:28
-0:03
20K
12.43 mi11:22:001:20:446:3020:18
6:32
+0:04
Half
13.11 mi11:26:171:25:016:294:17
6:17
-0:15
25K
15.53 mi11:41:541:40:386:2915:37
6:26
+0:09
30K
18.64 mi12:02:242:01:086:3020:30
6:36
+0:10
20M
20.00 mi12:11:402:10:246:319:16
6:49
+0:13
21M
21.00 mi12:19:032:17:476:347:23
7:23
+0:34
35K
21.75 mi12:25:212:24:056:386:18
8:25
+1:02
23M
23.00 mi12:36:482:35:326:4611:27
9:09
+0:44
24M
24.00 mi12:44:402:43:246:497:52
7:52
-1:17
40K
24.85 mi12:50:512:49:356:496:11
7:14
-0:38
25.2M
25.20 mi12:53:492:52:336:512:58
8:36
+1:22
Finish
26.22 mi13:00:292:59:136:506:40
6:33
-2:03

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

6:17 /mi

Average Pace

6:50 /mi

Slowest Pace

9:09 /mi

Loading chart...
Fastest
Middle
Slowest
Average

📊Segments

Segment Time Comparison

Bar length shows time spent in each segment. Colors mark your faster to slower segments, relative to your own pace.

Time at Faster Pace

0:00

0% of race

Time at Steady Pace

2:17:04

76% of race

Time at Slower Pace

42:09

24% 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

Enhanced split table showing pace trends through mini sparkline visualizations.

Overall Pace Trend

CheckpointDistanceTime of DayTimeAvg PaceSegmentPaceTrendRank
5K
3.11 mi10:21:2220:066:2820:06
6:28
#3618
10K
6.21 mi10:41:3640:206:2920:14
6:31
#3713
15K
9.32 mi11:01:421:00:266:2920:06
6:28
#3580
20K
12.43 mi11:22:001:20:446:3020:18
6:32
#3484
Half
13.11 mi11:26:171:25:016:294:17
6:17
#3409
25K
15.53 mi11:41:541:40:386:2915:37
6:26
#3247
30K
18.64 mi12:02:242:01:086:3020:30
6:36
#3032
20M
20.00 mi12:11:402:10:246:319:16
6:49
#2992
21M
21.00 mi12:19:032:17:476:347:23
7:23
#3012
35K
21.75 mi12:25:212:24:056:386:18
8:25
#3356
23M
23.00 mi12:36:482:35:326:4611:27
9:09
#4109
24M
24.00 mi12:44:402:43:246:497:52
7:52
#4382
40K
24.85 mi12:50:512:49:356:496:11
7:14
#4404
25.2M
25.20 mi12:53:492:52:336:512:58
8:36
#4504
Finish
26.22 mi13:00:292:59:136:506:40
6:33
#4422
Faster pace
Steady pace
Slower pace

Checkpoint and Segment Rankings

CheckpointDistanceSeg. DistOverallMalesM18-39Seg. OverallSeg. MalesSeg. M18-39
5K3.11 mi3.11 mi3618343334333387(Top 12%)3214(Top 20%)3214(Top 57%)
10K6.21 mi3.10 mi3713-953519-863519-863839(Top 14%)3620(Top 22%)3620(Top 64%)
15K9.32 mi3.11 mi3580+1333393+1263393+1263387(Top 12%)3214(Top 20%)3214(Top 57%)
20K12.43 mi3.11 mi3484+963303+903303+903326(Top 12%)3151(Top 20%)3151(Top 56%)
Half13.11 mi0.68 mi3409+753235+683235+682451(Top 9%)2348(Top 15%)2348(Top 42%)
25K15.53 mi2.42 mi3247+1623092+1433092+1432575(Top 9%)2450(Top 15%)2450(Top 43%)
30K18.64 mi3.11 mi3032+2152887+2052887+2052413(Top 8%)2285(Top 14%)2285(Top 40%)
20M20.00 mi1.36 mi2992+402845+422845+423074(Top 11%)2864(Top 18%)2864(Top 51%)
21M21.00 mi1.00 mi3012-202856-112856-114036(Top 14%)3659(Top 23%)3659(Top 65%)
35K21.75 mi0.75 mi3356-3443169-3133169-31314925(Top 53%)9674(Top 60%)9674(Top 171%)
23M23.00 mi1.25 mi4109-7533823-6543823-65417049(Top 60%)10520(Top 65%)10520(Top 186%)
24M24.00 mi1.00 mi4382-2734047-2244047-22410280(Top 36%)7300(Top 45%)7300(Top 129%)
40K24.85 mi0.85 mi4404-224056-94056-95220(Top 18%)4361(Top 27%)4361(Top 77%)
25.2M25.20 mi0.35 mi4504-1004137-814137-819325(Top 33%)6577(Top 41%)6577(Top 117%)
Finish26.22 mi1.02 mi4422+824061+764061+763039(Top 11%)2707(Top 17%)2707(Top 48%)

Segment Performance Analysis

10K→15K

0.0 - 3.1 mi

Top 12%
×21stories
+97ft-345ft

Overall

3387

Males

3214

M18-39

3214

5K→10K

3.1 - 6.2 mi

Top 14%
×5stories
+79ft-138ft

Overall

3839

Males

3620

M18-39

3620

10K→15K

6.2 - 9.3 mi

Top 12%
×3stories
+67ft-78ft

Overall

3387

Males

3214

M18-39

3214

15K→20K

9.3 - 12.4 mi

Top 12%
×5stories
+106ft-86ft

Overall

3326

Males

3151

M18-39

3151

20K→Half

12.4 - 13.1 mi

Top 9%
×2stories
+19ft-37ft

Overall

2451

Males

2348

M18-39

2348

Half→25K

13.1 - 15.5 mi

Top 9%
×4stories
+66ft-88ft

Overall

2575

Males

2450

M18-39

2450

25K→30K

15.5 - 18.6 mi

Top 8%
×9stories
+181ft-148ft

Overall

2413

Males

2285

M18-39

2285

30K→20M

18.6 - 20.0 mi

Top 11%
×5stories
+64ft-50ft

Overall

3074

Males

2864

M18-39

2864

20M→21M

20.0 - 21.0 mi

Top 14%
×8stories
+106ft-24ft

Overall

4036

Males

3659

M18-39

3659

21M→35K

21.0 - 21.8 mi

Top 53%
×7stories
+17ft-86ft

Overall

14925

Males

9674

M18-39

9674

35K→23M

21.8 - 23.0 mi

Top 60%
×5stories
+23ft-63ft

Overall

17049

Males

10520

M18-39

10520

23M→24M

23.0 - 24.0 mi

Top 36%
×6stories
+12ft-82ft

Overall

10280

Males

7300

M18-39

7300

24M→40K

24.0 - 24.9 mi

Top 18%
×1story
+6ft-20ft

Overall

5220

Males

4361

M18-39

4361

40K→25.2M

24.9 - 25.2 mi

Top 33%
×1story
+13ft-16ft

Overall

9325

Males

6577

M18-39

6577

25.2M→Finish

25.2 - 26.2 mi

Top 11%
×2stories
+22ft-21ft

Overall

3039

Males

2707

M18-39

2707

Passing Analysis

Category:
Athletes Passed
1179
Passed By
1983
Net Change
-804
SegmentAthletes PassedPassed ByNet ChangeStart RankEnd Rank
Start → 5K----#3618
5K → 10K87182-95#3618#3713
10K → 15K17744+133#3713#3580
15K → 20K14549+96#3580#3484
20K → Half761+75#3484#3409
Half → 25K1697+162#3409#3247
25K → 30K24328+215#3247#3032
30K → 20M7030+40#3032#2992
20M → 21M4060-20#2992#3012
21M → 35K5349-344#3012#3356
35K → 23M8761-753#3356#4109
23M → 24M17290-273#4109#4382
24M → 40K3557-22#4382#4404
40K → 25.2M7107-100#4404#4504
25.2M → Finish10018+82#4504#4422
TOTALS11791983-804
📊

Passing Visuals

Category:

📈Position Graph

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🎨Heatmap Timeline

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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