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BOSTON MARATHON 2025

John Bucci

Bib: 10988•M

ME

0:00
0:00
/ mi
Masters
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Overall
#0 / 28404
Top 30%
Gender (Male)
#0 / 16105
Top 44%
Masters (Masters Men)
#0 / 10463
Top 32%
Division (M55-59)
#0 / 1648
Top 13%
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
7:14/mi
22:29
↑ 97↓ 3451.5%
10K· 6.21 mi
7:09/mi
44:41
↑ 79↓ 1380.4%
15K· 9.32 mi
7:35/mi
1:08:14
↑ 67↓ 78
20K· 12.43 mi
7:10/mi
1:30:31
↑ 106↓ 860.1%
Half· 13.11 mi
7:09/mi
1:35:24
↑ 19↓ 370.5%
25K· 15.53 mi
7:20/mi
1:53:11
↑ 66↓ 880.2%
30K· 18.64 mi
7:32/mi
2:16:34
↑ 181↓ 1480.2%
20M
7:47/mi
2:27:09
↑ 64↓ 500.2%
21M
8:15/mi
2:35:24
↑ 106↓ 241.6%
35K· 21.75 mi
7:29/mi
2:41:00
↑ 17↓ 861.7%
23M
7:46/mi
2:50:43
↑ 23↓ 630.6%
24M
7:31/mi
2:58:14
↓ 821.3%
40K· 24.85 mi
7:37/mi
3:04:45
↓ 200.3%
25.2M
8:25/mi
3:07:39
↑ 13↓ 160.2%
Finish· 26.22 mi
7:29/mi
3:15:17
↑ 22↓ 21

The Course

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Half Splits

1st Half· via HalfFaster
Distance13.11 mi
Time1:35:24
Pace7:17 /mi
2nd Half
Distance13.11 mi
Time1:39:53
Pace7:37 /mi
📊Positive Split: 4.7% slower second half

Checkpoint Splits

CheckpointDistanceTime of DayTimeAvg PaceSegment TimeSegment PaceDiff
5K
3.11 mi10:49:0322:297:1422:29
7:14
-
10K
6.21 mi11:11:1544:417:1122:12
7:09
-0:05
15K
9.32 mi11:34:481:08:147:1923:33
7:35
+0:26
20K
12.43 mi11:57:051:30:317:1722:17
7:10
-0:25
Half
13.11 mi12:01:581:35:247:174:53
7:09
-0:01
25K
15.53 mi12:19:451:53:117:1717:47
7:20
+0:11
30K
18.64 mi12:43:082:16:347:2023:23
7:32
+0:12
20M
20.00 mi12:53:432:27:097:2110:35
7:47
+0:15
21M
21.00 mi13:01:582:35:247:248:15
8:15
+0:28
35K
21.75 mi13:07:342:41:007:245:36
7:29
-0:46
23M
23.00 mi13:17:172:50:437:259:43
7:46
+0:17
24M
24.00 mi13:24:482:58:147:267:31
7:31
-0:15
40K
24.85 mi13:31:193:04:457:266:31
7:37
+0:06
25.2M
25.20 mi13:34:133:07:397:272:54
8:25
+0:48
Finish
26.22 mi13:41:513:15:177:277:38
7:29
-0:56

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

7:09 /mi

Average Pace

7:27 /mi

Slowest Pace

8:25 /mi

Loading chart...
Fastest
Middle
Slowest
Average

📊Segments

Segment Time Comparison

Time at Faster Pace

3:04:08

94% of race

Time at Steady Pace

11:09

6% of race

Time at Slower Pace

0:00

0% of race

Average Pace: 7:27 /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 mi10:49:0322:297:1422:29
7:14
#9776
10K
6.21 mi11:11:1544:417:1122:12
7:09
#9382
15K
9.32 mi11:34:481:08:147:1923:33
7:35
#10384
20K
12.43 mi11:57:051:30:317:1722:17
7:10
#9722
Half
13.11 mi12:01:581:35:247:174:53
7:09
#9665
25K
15.53 mi12:19:451:53:117:1717:47
7:20
#9449
30K
18.64 mi12:43:082:16:347:2023:23
7:32
#9069
20M
20.00 mi12:53:432:27:097:2110:35
7:47
#9023
21M
21.00 mi13:01:582:35:247:248:15
8:15
#8994
35K
21.75 mi13:07:342:41:007:245:36
7:29
#8932
23M
23.00 mi13:17:172:50:437:259:43
7:46
#8827
24M
24.00 mi13:24:482:58:147:267:31
7:31
#8743
40K
24.85 mi13:31:193:04:457:266:31
7:37
#8660
25.2M
25.20 mi13:34:133:07:397:272:54
8:25
#8629
Finish
26.22 mi13:41:513:15:177:277:38
7:29
#8643
Faster pace
Steady pace
Slower pace

Checkpoint and Segment Rankings

CheckpointDistanceSeg. DistOverallMalesM55-59Seg. OverallSeg. MalesSeg. M55-59
5K3.11 mi3.11 mi97768049804912401(Top 44%)9247(Top 57%)9247(Top 561%)
10K6.21 mi3.10 mi9382+3947830+2197830+2199029(Top 32%)7620(Top 47%)7620(Top 462%)
15K9.32 mi3.11 mi10384-10028338-5088338-50812401(Top 44%)9247(Top 57%)9247(Top 561%)
20K12.43 mi3.11 mi9722+6627954+3847954+3847981(Top 28%)6864(Top 43%)6864(Top 417%)
Half13.11 mi0.68 mi9665+577921+337921+338697(Top 31%)7309(Top 45%)7309(Top 444%)
25K15.53 mi2.42 mi9449+2167769+1527769+1528621(Top 30%)7121(Top 44%)7121(Top 432%)
30K18.64 mi3.11 mi9069+3807505+2647505+2647935(Top 28%)6544(Top 41%)6544(Top 397%)
20M20.00 mi1.36 mi9023+467450+557450+558926(Top 31%)6950(Top 43%)6950(Top 422%)
21M21.00 mi1.00 mi8994+297400+507400+508864(Top 31%)6742(Top 42%)6742(Top 409%)
35K21.75 mi0.75 mi8932+627341+597341+598492(Top 30%)6584(Top 41%)6584(Top 400%)
23M23.00 mi1.25 mi8827+1057242+997242+998293(Top 29%)6328(Top 39%)6328(Top 384%)
24M24.00 mi1.00 mi8743+847154+887154+887817(Top 28%)6011(Top 37%)6011(Top 365%)
40K24.85 mi0.85 mi8660+837064+907064+907545(Top 27%)5750(Top 36%)5750(Top 349%)
25.2M25.20 mi0.35 mi8629+317033+317033+318208(Top 29%)6032(Top 37%)6032(Top 366%)
Finish26.22 mi1.02 mi8643-147014+197014+199097(Top 32%)6491(Top 40%)6491(Top 394%)

Segment Performance Analysis

10K→15K

0.0 - 3.1 mi

Top 44%
×21story building
+97ft-345ft

Overall

12401

Males

9247

M55-59

9247

5K→10K

3.1 - 6.2 mi

Top 32%
×5story building
+79ft-138ft

Overall

9029

Males

7620

M55-59

7620

10K→15K

6.2 - 9.3 mi

Top 44%
×3story building
+67ft-78ft

Overall

12401

Males

9247

M55-59

9247

15K→20K

9.3 - 12.4 mi

Top 28%
×5story building
+106ft-86ft

Overall

7981

Males

6864

M55-59

6864

20K→Half

12.4 - 13.1 mi

Top 31%
×2story building
+19ft-37ft

Overall

8697

Males

7309

M55-59

7309

Half→25K

13.1 - 15.5 mi

Top 30%
×4story building
+66ft-88ft

Overall

8621

Males

7121

M55-59

7121

25K→30K

15.5 - 18.6 mi

Top 28%
×9story building
+181ft-148ft

Overall

7935

Males

6544

M55-59

6544

30K→20M

18.6 - 20.0 mi

Top 31%
×5story building
+64ft-50ft

Overall

8926

Males

6950

M55-59

6950

20M→21M

20.0 - 21.0 mi

Top 31%
×8story building
+106ft-24ft

Overall

8864

Males

6742

M55-59

6742

21M→35K

21.0 - 21.8 mi

Top 30%
×7story building
+17ft-86ft

Overall

8492

Males

6584

M55-59

6584

35K→23M

21.8 - 23.0 mi

Top 29%
×5story building
+23ft-63ft

Overall

8293

Males

6328

M55-59

6328

23M→24M

23.0 - 24.0 mi

Top 28%
×6story building
+12ft-82ft

Overall

7817

Males

6011

M55-59

6011

24M→40K

24.0 - 24.9 mi

Top 27%
×1story
+6ft-20ft

Overall

7545

Males

5750

M55-59

5750

40K→25.2M

24.9 - 25.2 mi

Top 29%
×1story
+13ft-16ft

Overall

8208

Males

6032

M55-59

6032

25.2M→Finish

25.2 - 26.2 mi

Top 32%
×2story building
+22ft-21ft

Overall

9097

Males

6491

M55-59

6491

Passing Analysis

Category:
Athletes Passed
2784*
Passed By
1649
Net Change
+1133
SegmentAthletes PassedPassed ByNet ChangeStart RankEnd Rank
Start → 5K----#9776
5K → 10K48187+394#9776#9382
10K → 15K281028-1002#9382#10384
15K → 20K665*3+662#10384#9722
20K → Half6912+57#9722#9665
Half → 25K26953+216#9665#9449
25K → 30K42242+380#9449#9069
30K → 20M12680+46#9069#9023
20M → 21M10879+29#9023#8994
21M → 35K10038+62#8994#8932
35K → 23M15853+105#8932#8827
23M → 24M12036+84#8827#8743
24M → 40K11835+83#8743#8660
40K → 25.2M5423+31#8660#8629
25.2M → Finish6680-14#8629#8643
TOTALS2784*1649+1133

* Includes athletes who did not complete a segment (DNF/DNQ).

📊

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