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BOSTON MARATHON 2025

Nicolas Ferretti

Bib: 446•M

MA

0:00
0:00
/ mi
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Overall
#0 / 28404
Top 0.5%
Gender (Male)
#0 / 16105
Top 0.8%
Division (M18-39)
#0 / 5642
Top 2%
Race Day Weather
50°/40°F
broken clouds

⏱️ Race Timeline

Start
0:00:00
Race begins
5K· 3.11 mi
17:23
Rank: #296
Start → 5K
17:23 | 5:36/mi
10K· 6.21 mi
34:41
Rank: #278 (+18)
5K → 10K
17:18 | 5:34/mi
15K· 9.32 mi
52:00
Rank: #261 (+17)
10K → 15K
17:19 | 5:34/mi
20K· 12.43 mi
1:09:10
Rank: #225 (+36)
15K → 20K
17:10 | 5:32/mi
Half· 13.11 mi
1:12:54
Rank: #219 (+6)
20K → Half
3:44 | 5:28/mi
25K· 15.53 mi
1:26:21
Rank: #202 (+17)
Half → 25K
13:27 | 5:33/mi
30K· 18.64 mi
1:43:55
Rank: #178 (+24)
25K → 30K
17:34 | 5:39/mi
20M
1:51:38
Rank: #171 (+7)
30K → 20M
7:43 | 5:41/mi
21M
1:57:32
Rank: #158 (+13)
20M → 21M
5:54 | 5:54/mi
35K· 21.75 mi
2:01:37
Rank: #154 (+4)
21M → 35K
4:05 | 5:27/mi
23M
2:08:53
Rank: #150 (+4)
35K → 23M
7:16 | 5:48/mi
24M
2:14:35
Rank: #149 (+1)
23M → 24M
5:42 | 5:42/mi
40K· 24.85 mi
2:19:39
Rank: #149
24M → 40K
5:04 | 5:56/mi
25.2M
2:21:51
Rank: #146 (+3)
40K → 25.2M
2:12 | 6:23/mi
Finish· 26.22 mi
2:27:43
Rank: #145 (+1)
25.2M → Finish
5:52 | 5:45/mi

The Course

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Half Splits

1st Half· via HalfFaster
Distance13.11 mi
Time1:12:54
Pace5:34 /mi
2nd Half
Distance13.11 mi
Time1:14:49
Pace5:42 /mi
📊Positive Split: 2.6% slower second half

Checkpoint Splits

CheckpointDistanceTime of DayTimeAvg PaceSegment TimeSegment PaceDiff
5K
3.11 mi10:17:3917:235:3617:23
5:36
-
10K
6.21 mi10:34:5734:415:3517:18
5:34
-0:02
15K
9.32 mi10:52:1652:005:3517:19
5:34
0:00
20K
12.43 mi11:09:261:09:105:3417:10
5:32
-0:02
Half
13.11 mi11:13:101:12:545:343:44
5:28
-0:04
25K
15.53 mi11:26:371:26:215:3413:27
5:33
+0:05
30K
18.64 mi11:44:111:43:555:3417:34
5:39
+0:06
20M
20.00 mi11:51:541:51:385:357:43
5:41
+0:02
21M
21.00 mi11:57:481:57:325:365:54
5:54
+0:13
35K
21.75 mi12:01:532:01:375:364:05
5:27
-0:27
23M
23.00 mi12:09:092:08:535:367:16
5:48
+0:21
24M
24.00 mi12:14:512:14:355:365:42
5:42
-0:06
40K
24.85 mi12:19:552:19:395:375:04
5:56
+0:14
25.2M
25.20 mi12:22:072:21:515:382:12
6:23
+0:27
Finish
26.22 mi12:27:592:27:435:385:52
5:45
-0:38

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

5:27 /mi

Average Pace

5:38 /mi

Slowest Pace

6:23 /mi

Loading chart...
Fastest
Middle
Slowest
Average

📊Segments

Segment Time Comparison

Time at Faster Pace

2:25:31

99% of race

Time at Steady Pace

2:12

1% of race

Time at Slower Pace

0:00

0% of race

Average Pace: 5:38 /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 mi10:17:3917:235:3617:23
5:36
#296
10K
6.21 mi10:34:5734:415:3517:18
5:34
#278
15K
9.32 mi10:52:1652:005:3517:19
5:34
#261
20K
12.43 mi11:09:261:09:105:3417:10
5:32
#225
Half
13.11 mi11:13:101:12:545:343:44
5:28
#219
25K
15.53 mi11:26:371:26:215:3413:27
5:33
#202
30K
18.64 mi11:44:111:43:555:3417:34
5:39
#178
20M
20.00 mi11:51:541:51:385:357:43
5:41
#171
21M
21.00 mi11:57:481:57:325:365:54
5:54
#158
35K
21.75 mi12:01:532:01:375:364:05
5:27
#154
23M
23.00 mi12:09:092:08:535:367:16
5:48
#150
24M
24.00 mi12:14:512:14:355:365:42
5:42
#149
40K
24.85 mi12:19:552:19:395:375:04
5:56
#149
25.2M
25.20 mi12:22:072:21:515:382:12
6:23
#146
Finish
26.22 mi12:27:592:27:435:385:52
5:45
#145
Faster pace
Steady pace
Slower pace

Checkpoint and Segment Rankings

CheckpointDistanceSeg. DistOverallMalesM18-39Seg. OverallSeg. MalesSeg. M18-39
5K3.11 mi3.11 mi296267267225(Top 0.8%)198(Top 1%)198(Top 4%)
10K6.21 mi3.10 mi278+18249+18249+18271(Top 1.0%)242(Top 2%)242(Top 4%)
15K9.32 mi3.11 mi261+17232+17232+17225(Top 0.8%)198(Top 1%)198(Top 4%)
20K12.43 mi3.11 mi225+36199+33199+33143(Top 0.5%)122(Top 0.8%)122(Top 2%)
Half13.11 mi0.68 mi219+6193+6193+6166(Top 0.6%)146(Top 0.9%)146(Top 3%)
25K15.53 mi2.42 mi202+17176+17176+17151(Top 0.5%)130(Top 0.8%)130(Top 2%)
30K18.64 mi3.11 mi178+24155+21155+21143(Top 0.5%)125(Top 0.8%)125(Top 2%)
20M20.00 mi1.36 mi171+7149+6149+6112(Top 0.4%)105(Top 0.7%)105(Top 2%)
21M21.00 mi1.00 mi158+13137+12137+1292(Top 0.3%)86(Top 0.5%)86(Top 2%)
35K21.75 mi0.75 mi154+4133+4133+497(Top 0.3%)90(Top 0.6%)90(Top 2%)
23M23.00 mi1.25 mi150+4129+4129+4167(Top 0.6%)156(Top 1.0%)156(Top 3%)
24M24.00 mi1.00 mi149+1128+1128+1185(Top 0.7%)169(Top 1%)169(Top 3%)
40K24.85 mi0.85 mi149128128305(Top 1%)280(Top 2%)280(Top 5%)
25.2M25.20 mi0.35 mi146+3125+3125+3277(Top 1.0%)255(Top 2%)255(Top 5%)
Finish26.22 mi1.02 mi145+1124+1124+1435(Top 2%)408(Top 3%)408(Top 7%)

Segment Performance Analysis

10K→15K

0.0 - 3.1 mi

Top 0.8%
×21stories
+97ft-345ft

Overall

225

Males

198

M18-39

198

5K→10K

3.1 - 6.2 mi

Top 1.0%
×5stories
+79ft-138ft

Overall

271

Males

242

M18-39

242

10K→15K

6.2 - 9.3 mi

Top 0.8%
×3stories
+67ft-78ft

Overall

225

Males

198

M18-39

198

15K→20K

9.3 - 12.4 mi

Top 0.5%
×5stories
+106ft-86ft

Overall

143

Males

122

M18-39

122

20K→Half

12.4 - 13.1 mi

Top 0.6%
×2stories
+19ft-37ft

Overall

166

Males

146

M18-39

146

Half→25K

13.1 - 15.5 mi

Top 0.5%
×4stories
+66ft-88ft

Overall

151

Males

130

M18-39

130

25K→30K

15.5 - 18.6 mi

Top 0.5%
×9stories
+181ft-148ft

Overall

143

Males

125

M18-39

125

30K→20M

18.6 - 20.0 mi

Top 0.4%
×5stories
+64ft-50ft

Overall

112

Males

105

M18-39

105

20M→21M

20.0 - 21.0 mi

Top 0.3%
×8stories
+106ft-24ft

Overall

92

Males

86

M18-39

86

21M→35K

21.0 - 21.8 mi

Top 0.3%
×7stories
+17ft-86ft

Overall

97

Males

90

M18-39

90

35K→23M

21.8 - 23.0 mi

Top 0.6%
×5stories
+23ft-63ft

Overall

167

Males

156

M18-39

156

23M→24M

23.0 - 24.0 mi

Top 0.7%
×6stories
+12ft-82ft

Overall

185

Males

169

M18-39

169

24M→40K

24.0 - 24.9 mi

Top 1%
×1story
+6ft-20ft

Overall

305

Males

280

M18-39

280

40K→25.2M

24.9 - 25.2 mi

Top 1.0%
×1story
+13ft-16ft

Overall

277

Males

255

M18-39

255

25.2M→Finish

25.2 - 26.2 mi

Top 2%
×2stories
+22ft-21ft

Overall

435

Males

408

M18-39

408

Passing Analysis

Category:
Athletes Passed
170
Passed By
19
Net Change
+151
SegmentAthletes PassedPassed ByNet ChangeStart RankEnd Rank
Start → 5K----#296
5K → 10K257+18#296#278
10K → 15K192+17#278#261
15K → 20K360+36#261#225
20K → Half60+6#225#219
Half → 25K170+17#219#202
25K → 30K273+24#202#178
30K → 20M81+7#178#171
20M → 21M141+13#171#158
21M → 35K51+4#158#154
35K → 23M51+4#154#150
23M → 24M10+1#150#149
24M → 40K330#149#149
40K → 25.2M30+3#149#146
25.2M → Finish10+1#146#145
TOTALS17019+151
📊

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