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BOSTON MARATHON 2025

Nicolas Bofill

Bib: 29182•M

0:00
0:00
/ mi
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Overall
#0 / 28404
Gender (Male)
#0 / 16105
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
26:34
Rank: #20187
Start → 5K
26:34 | 8:33/mi
10K· 6.21 mi
50:39
Rank: #17639 (+2548)
5K → 10K
24:05 | 7:45/mi
15K· 9.32 mi
1:14:28
Rank: #16237 (+1402)
10K → 15K
23:49 | 7:40/mi
20K· 12.43 mi
1:39:05
Rank: #15724 (+513)
15K → 20K
24:37 | 7:55/mi
Half· 13.11 mi
1:44:20
Rank: #15617 (+107)
20K → Half
5:15 | 7:42/mi
25K· 15.53 mi
2:03:48
Rank: #15324 (+293)
Half → 25K
19:28 | 8:02/mi
30K· 18.64 mi
2:30:47
Rank: #15425 (-101)
25K → 30K
26:59 | 8:41/mi
20M
2:43:04
Rank: #15505 (-80)
30K → 20M
12:17 | 9:02/mi
21M
2:52:44
Rank: #15569 (-64)
20M → 21M
9:40 | 9:40/mi
35K· 21.75 mi
2:59:19
Rank: #15621 (-52)
21M → 35K
6:35 | 8:48/mi
23M
3:10:47
Rank: #15677 (-56)
35K → 23M
11:28 | 9:09/mi
24M
3:19:44
Rank: #15706 (-29)
23M → 24M
8:57 | 8:57/mi
40K· 24.85 mi
3:27:15
Rank: #15666 (+40)
24M → 40K
7:31 | 8:47/mi
25.2M
3:30:34
Rank: #15654 (+12)
40K → 25.2M
3:19 | 9:37/mi
Finish· 26.22 mi
3:38:18
Rank: #15438 (+216)
25.2M → Finish
7:44 | 7:35/mi

The Course

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Half Splits

1st Half· via HalfFaster
Distance13.11 mi
Time1:44:20
Pace7:58 /mi
2nd Half
Distance13.11 mi
Time1:53:58
Pace8:42 /mi
📊Positive Split: 9.2% slower second half

Checkpoint Splits

CheckpointDistanceTime of DayTimeAvg PaceSegment TimeSegment PaceDiff
5K
3.11 mi11:44:5026:348:3326:34
8:33
-
10K
6.21 mi12:08:5550:398:0924:05
7:45
-0:48
15K
9.32 mi12:32:441:14:287:5923:49
7:40
-0:05
20K
12.43 mi12:57:211:39:057:5824:37
7:55
+0:15
Half
13.11 mi13:02:361:44:207:585:15
7:42
-0:13
25K
15.53 mi13:22:042:03:487:5819:28
8:02
+0:20
30K
18.64 mi13:49:032:30:478:0526:59
8:41
+0:39
20M
20.00 mi14:01:202:43:048:0912:17
9:02
+0:21
21M
21.00 mi14:11:002:52:448:149:40
9:40
+0:38
35K
21.75 mi14:17:352:59:198:156:35
8:48
-0:52
23M
23.00 mi14:29:033:10:478:1811:28
9:09
+0:21
24M
24.00 mi14:38:003:19:448:198:57
8:57
-0:12
40K
24.85 mi14:45:313:27:158:207:31
8:47
-0:10
25.2M
25.20 mi14:48:503:30:348:213:19
9:37
+0:50
Finish
26.22 mi14:56:343:38:188:207:44
7:35
-2:02

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

7:35 /mi

Average Pace

8:20 /mi

Slowest Pace

9:40 /mi

Loading chart...
Fastest
Middle
Slowest
Average

📊Segments

Segment Time Comparison

Time at Faster Pace

1:44:58

48% of race

Time at Steady Pace

1:16:36

35% of race

Time at Slower Pace

36:44

17% of race

Average Pace: 8:20 /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 mi11:44:5026:348:3326:34
8:33
#20187
10K
6.21 mi12:08:5550:398:0924:05
7:45
#17639
15K
9.32 mi12:32:441:14:287:5923:49
7:40
#16237
20K
12.43 mi12:57:211:39:057:5824:37
7:55
#15724
Half
13.11 mi13:02:361:44:207:585:15
7:42
#15617
25K
15.53 mi13:22:042:03:487:5819:28
8:02
#15324
30K
18.64 mi13:49:032:30:478:0526:59
8:41
#15425
20M
20.00 mi14:01:202:43:048:0912:17
9:02
#15505
21M
21.00 mi14:11:002:52:448:149:40
9:40
#15569
35K
21.75 mi14:17:352:59:198:156:35
8:48
#15621
23M
23.00 mi14:29:033:10:478:1811:28
9:09
#15677
24M
24.00 mi14:38:003:19:448:198:57
8:57
#15706
40K
24.85 mi14:45:313:27:158:207:31
8:47
#15666
25.2M
25.20 mi14:48:503:30:348:213:19
9:37
#15654
Finish
26.22 mi14:56:343:38:188:207:44
7:35
#15438
Faster pace
Steady pace
Slower pace

Checkpoint and Segment Rankings

CheckpointDistanceSeg. DistOverallMalesM18-39Seg. OverallSeg. MalesSeg. M18-39
5K3.11 mi3.11 mi20187125181251813172(Top 46%)9593(Top 60%)9593(Top 170%)
10K6.21 mi3.10 mi17639+254811469+104911469+104914334(Top 50%)10137(Top 63%)10137(Top 180%)
15K9.32 mi3.11 mi16237+140210915+55410915+55413172(Top 46%)9593(Top 60%)9593(Top 170%)
20K12.43 mi3.11 mi15724+51310682+23310682+23314295(Top 50%)10009(Top 62%)10009(Top 177%)
Half13.11 mi0.68 mi15617+10710631+5110631+5113333(Top 47%)9633(Top 60%)9633(Top 171%)
25K15.53 mi2.42 mi15324+29310492+13910492+13914117(Top 50%)9822(Top 61%)9822(Top 174%)
30K18.64 mi3.11 mi15425-10110476+1610476+1615901(Top 56%)10453(Top 65%)10453(Top 185%)
20M20.00 mi1.36 mi15505-8010487-1110487-1116983(Top 60%)10809(Top 67%)10809(Top 192%)
21M21.00 mi1.00 mi15569-6410469+1810469+1816845(Top 59%)10619(Top 66%)10619(Top 188%)
35K21.75 mi0.75 mi15621-5210474-510474-517217(Top 61%)10695(Top 66%)10695(Top 190%)
23M23.00 mi1.25 mi15677-5610455+1910455+1917121(Top 60%)10556(Top 66%)10556(Top 187%)
24M24.00 mi1.00 mi15706-2910452+310452+317085(Top 60%)10493(Top 65%)10493(Top 186%)
40K24.85 mi0.85 mi15666+4010412+4010412+4015124(Top 53%)9500(Top 59%)9500(Top 168%)
25.2M25.20 mi0.35 mi15654+1210388+2410388+2415137(Top 53%)9476(Top 59%)9476(Top 168%)
Finish26.22 mi1.02 mi15438+21610270+11810270+1189846(Top 35%)6907(Top 43%)6907(Top 122%)

Segment Performance Analysis

10K→15K

0.0 - 3.1 mi

Top 46%
×21stories
+97ft-345ft

Overall

13172

Males

9593

M18-39

9593

5K→10K

3.1 - 6.2 mi

Top 50%
×5stories
+79ft-138ft

Overall

14334

Males

10137

M18-39

10137

10K→15K

6.2 - 9.3 mi

Top 46%
×3stories
+67ft-78ft

Overall

13172

Males

9593

M18-39

9593

15K→20K

9.3 - 12.4 mi

Top 50%
×5stories
+106ft-86ft

Overall

14295

Males

10009

M18-39

10009

20K→Half

12.4 - 13.1 mi

Top 47%
×2stories
+19ft-37ft

Overall

13333

Males

9633

M18-39

9633

Half→25K

13.1 - 15.5 mi

Top 50%
×4stories
+66ft-88ft

Overall

14117

Males

9822

M18-39

9822

25K→30K

15.5 - 18.6 mi

Top 56%
×9stories
+181ft-148ft

Overall

15901

Males

10453

M18-39

10453

30K→20M

18.6 - 20.0 mi

Top 60%
×5stories
+64ft-50ft

Overall

16983

Males

10809

M18-39

10809

20M→21M

20.0 - 21.0 mi

Top 59%
×8stories
+106ft-24ft

Overall

16845

Males

10619

M18-39

10619

21M→35K

21.0 - 21.8 mi

Top 61%
×7stories
+17ft-86ft

Overall

17217

Males

10695

M18-39

10695

35K→23M

21.8 - 23.0 mi

Top 60%
×5stories
+23ft-63ft

Overall

17121

Males

10556

M18-39

10556

23M→24M

23.0 - 24.0 mi

Top 60%
×6stories
+12ft-82ft

Overall

17085

Males

10493

M18-39

10493

24M→40K

24.0 - 24.9 mi

Top 53%
×1story
+6ft-20ft

Overall

15124

Males

9500

M18-39

9500

40K→25.2M

24.9 - 25.2 mi

Top 53%
×1story
+13ft-16ft

Overall

15137

Males

9476

M18-39

9476

25.2M→Finish

25.2 - 26.2 mi

Top 35%
×2stories
+22ft-21ft

Overall

9846

Males

6907

M18-39

6907

Passing Analysis

Category:
Athletes Passed
5848
Passed By
1099
Net Change
+4749
SegmentAthletes PassedPassed ByNet ChangeStart RankEnd Rank
Start → 5K----#20187
5K → 10K25480+2548#20187#17639
10K → 15K14031+1402#17639#16237
15K → 20K52916+513#16237#15724
20K → Half1081+107#15724#15617
Half → 25K32835+293#15617#15324
25K → 30K208309-101#15324#15425
30K → 20M100180-80#15425#15505
20M → 21M94158-64#15505#15569
21M → 35K4395-52#15569#15621
35K → 23M86142-56#15621#15677
23M → 24M5988-29#15677#15706
24M → 40K9050+40#15706#15666
40K → 25.2M3624+12#15666#15654
25.2M → Finish2160+216#15654#15438
TOTALS58481099+4749
📊

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