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BOSTON MARATHON 2025

Nuno Lopes

Bib: 1121•M

0:00
0:00
/ mi
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Overall
#0 / 28404
Top 42%
Gender (Male)
#0 / 16105
Division (M18-39)
#0 / 5642
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
6:40/mi
20:42
↑ 97↓ 3451.5%
10K· 6.21 mi
6:51/mi
41:58
↑ 79↓ 1380.4%
15K· 9.32 mi
8:15/mi
1:07:36
↑ 67↓ 78
20K· 12.43 mi
7:28/mi
1:30:48
↑ 106↓ 860.1%
Half· 13.11 mi
7:29/mi
1:35:54
↑ 19↓ 370.5%
25K· 15.53 mi
7:49/mi
1:54:51
↑ 66↓ 880.2%
30K· 18.64 mi
8:27/mi
2:21:07
↑ 181↓ 1480.2%
20M
8:26/mi
2:32:35
↑ 64↓ 500.2%
21M
8:52/mi
2:41:27
↑ 106↓ 241.6%
35K· 21.75 mi
8:25/mi
2:47:45
↑ 17↓ 861.7%
23M
8:34/mi
2:58:29
↑ 23↓ 630.6%
24M
8:22/mi
3:06:51
↓ 821.3%
40K· 24.85 mi
8:22/mi
3:14:00
↓ 200.3%
25.2M
9:05/mi
3:17:08
↑ 13↓ 160.2%
Finish· 26.22 mi
8:05/mi
3:25:22
↑ 22↓ 21

The Course

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Half Splits

1st Half· via HalfFaster
Distance13.11 mi
Time1:35:54
Pace7:19 /mi
2nd Half
Distance13.11 mi
Time1:49:28
Pace8:21 /mi
📊Positive Split: 14.1% slower second half

Checkpoint Splits

CheckpointDistanceTime of DayTimeAvg PaceSegment TimeSegment PaceDiff
5K
3.11 mi10:20:5220:426:4020:42
6:40
-
10K
6.21 mi10:42:0841:586:4521:16
6:51
+0:11
15K
9.32 mi11:07:461:07:367:1525:38
8:15
+1:24
20K
12.43 mi11:30:581:30:487:1823:12
7:28
-0:47
Half
13.11 mi11:36:041:35:547:195:06
7:29
+0:01
25K
15.53 mi11:55:011:54:517:2418:57
7:49
+0:20
30K
18.64 mi12:21:172:21:077:3426:16
8:27
+0:38
20M
20.00 mi12:32:452:32:357:3811:28
8:26
-0:01
21M
21.00 mi12:41:372:41:277:418:52
8:52
+0:26
35K
21.75 mi12:47:552:47:457:436:18
8:25
-0:27
23M
23.00 mi12:58:392:58:297:4610:44
8:34
+0:09
24M
24.00 mi13:07:013:06:517:478:22
8:22
-0:12
40K
24.85 mi13:14:103:14:007:487:09
8:22
0:00
25.2M
25.20 mi13:17:183:17:087:493:08
9:05
+0:43
Finish
26.22 mi13:25:323:25:227:508:14
8:05
-1:00

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

6:40 /mi

Average Pace

7:50 /mi

Slowest Pace

9:05 /mi

Loading chart...
Fastest
Middle
Slowest
Average

📊Segments

Segment Time Comparison

Time at Faster Pace

1:29:13

43% of race

Time at Steady Pace

1:44:09

51% of race

Time at Slower Pace

12:00

6% of race

Average Pace: 7:50 /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

Overall Pace Trend

CheckpointDistanceTime of DayTimeAvg PaceSegmentPaceTrendRank
5K
3.11 mi10:20:5220:426:4020:42
6:40
#5139
10K
6.21 mi10:42:0841:586:4521:16
6:51
#5871
15K
9.32 mi11:07:461:07:367:1525:38
8:15
#9771
20K
12.43 mi11:30:581:30:487:1823:12
7:28
#9931
Half
13.11 mi11:36:041:35:547:195:06
7:29
#10008
25K
15.53 mi11:55:011:54:517:2418:57
7:49
#10384
30K
18.64 mi12:21:172:21:077:3426:16
8:27
#11199
20M
20.00 mi12:32:452:32:357:3811:28
8:26
#11323
21M
21.00 mi12:41:372:41:277:418:52
8:52
#11357
35K
21.75 mi12:47:552:47:457:436:18
8:25
#11521
23M
23.00 mi12:58:392:58:297:4610:44
8:34
#11648
24M
24.00 mi13:07:013:06:517:478:22
8:22
#11732
40K
24.85 mi13:14:103:14:007:487:09
8:22
#11734
25.2M
25.20 mi13:17:183:17:087:493:08
9:05
#11745
Finish
26.22 mi13:25:323:25:227:508:14
8:05
#11795
Faster pace
Steady pace
Slower pace

Checkpoint and Segment Rankings

CheckpointDistanceSeg. DistOverallMalesM18-39Seg. OverallSeg. MalesSeg. M18-39
5K3.11 mi3.11 mi51394795479517719(Top 62%)11513(Top 71%)11513(Top 204%)
10K6.21 mi3.10 mi5871-7325406-6115406-6116839(Top 24%)6155(Top 38%)6155(Top 109%)
15K9.32 mi3.11 mi9771-39008018-26128018-261217719(Top 62%)11513(Top 71%)11513(Top 204%)
20K12.43 mi3.11 mi9931-1608077-598077-5910478(Top 37%)8254(Top 51%)8254(Top 146%)
Half13.11 mi0.68 mi10008-778102-258102-2511460(Top 40%)8770(Top 54%)8770(Top 155%)
25K15.53 mi2.42 mi10384-3768279-1778279-17712471(Top 44%)9060(Top 56%)9060(Top 161%)
30K18.64 mi3.11 mi11199-8158603-3248603-32414461(Top 51%)9805(Top 61%)9805(Top 174%)
20M20.00 mi1.36 mi11323-1248616-138616-1313362(Top 47%)9148(Top 57%)9148(Top 162%)
21M21.00 mi1.00 mi11357-348593+238593+2312683(Top 45%)8679(Top 54%)8679(Top 154%)
35K21.75 mi0.75 mi11521-1648643-508643-5014939(Top 53%)9688(Top 60%)9688(Top 172%)
23M23.00 mi1.25 mi11648-1278668-258668-2513727(Top 48%)9028(Top 56%)9028(Top 160%)
24M24.00 mi1.00 mi11732-848662+68662+613627(Top 48%)8954(Top 56%)8954(Top 159%)
40K24.85 mi0.85 mi11734-28643+198643+1912508(Top 44%)8278(Top 51%)8278(Top 147%)
25.2M25.20 mi0.35 mi11745-118630+138630+1312218(Top 43%)8102(Top 50%)8102(Top 144%)
Finish26.22 mi1.02 mi11795-508615+158615+1513406(Top 47%)8714(Top 54%)8714(Top 154%)

Segment Performance Analysis

10K→15K

0.0 - 3.1 mi

Top 62%
×21story building
+97ft-345ft

Overall

17719

Males

11513

M18-39

11513

5K→10K

3.1 - 6.2 mi

Top 24%
×5story building
+79ft-138ft

Overall

6839

Males

6155

M18-39

6155

10K→15K

6.2 - 9.3 mi

Top 62%
×3story building
+67ft-78ft

Overall

17719

Males

11513

M18-39

11513

15K→20K

9.3 - 12.4 mi

Top 37%
×5story building
+106ft-86ft

Overall

10478

Males

8254

M18-39

8254

20K→Half

12.4 - 13.1 mi

Top 40%
×2story building
+19ft-37ft

Overall

11460

Males

8770

M18-39

8770

Half→25K

13.1 - 15.5 mi

Top 44%
×4story building
+66ft-88ft

Overall

12471

Males

9060

M18-39

9060

25K→30K

15.5 - 18.6 mi

Top 51%
×9story building
+181ft-148ft

Overall

14461

Males

9805

M18-39

9805

30K→20M

18.6 - 20.0 mi

Top 47%
×5story building
+64ft-50ft

Overall

13362

Males

9148

M18-39

9148

20M→21M

20.0 - 21.0 mi

Top 45%
×8story building
+106ft-24ft

Overall

12683

Males

8679

M18-39

8679

21M→35K

21.0 - 21.8 mi

Top 53%
×7story building
+17ft-86ft

Overall

14939

Males

9688

M18-39

9688

35K→23M

21.8 - 23.0 mi

Top 48%
×5story building
+23ft-63ft

Overall

13727

Males

9028

M18-39

9028

23M→24M

23.0 - 24.0 mi

Top 48%
×6story building
+12ft-82ft

Overall

13627

Males

8954

M18-39

8954

24M→40K

24.0 - 24.9 mi

Top 44%
×1story
+6ft-20ft

Overall

12508

Males

8278

M18-39

8278

40K→25.2M

24.9 - 25.2 mi

Top 43%
×1story
+13ft-16ft

Overall

12218

Males

8102

M18-39

8102

25.2M→Finish

25.2 - 26.2 mi

Top 47%
×2story building
+22ft-21ft

Overall

13406

Males

8714

M18-39

8714

Passing Analysis

Category:
Athletes Passed
826
Passed By
7476
Net Change
-6656
SegmentAthletes PassedPassed ByNet ChangeStart RankEnd Rank
Start → 5K----#5139
5K → 10K24756-732#5139#5871
10K → 15K43903-3900#5871#9771
15K → 20K140299-160#9771#9931
20K → Half883-77#9931#10008
Half → 25K74449-376#10008#10384
25K → 30K70884-815#10384#11199
30K → 20M85209-124#11199#11323
20M → 21M78112-34#11323#11357
21M → 35K30194-164#11357#11521
35K → 23M75202-127#11521#11648
23M → 24M58142-84#11648#11732
24M → 40K7779-2#11732#11734
40K → 25.2M3748-11#11734#11745
25.2M → Finish66116-50#11745#11795
TOTALS8267476-6656
📊

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