Boston Marathon logo
BOSTON MARATHON 2025

Nicolas Morales

Bib: 4109•M

NY

0:00
0:00
/ mi
Be the first to cheer!
Overall
#0 / 28404
Top 4%
Gender (Male)
#0 / 16105
Top 7%
Division (M18-39)
#0 / 5642
Top 17%
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
6:09/mi
19:05
↑ 97↓ 3451.5%
10K· 6.21 mi
6:19/mi
38:42
↑ 79↓ 1380.4%
15K· 9.32 mi
6:09/mi
57:48
↑ 67↓ 78
20K· 12.43 mi
6:12/mi
1:17:03
↑ 106↓ 860.1%
Half· 13.11 mi
6:05/mi
1:21:12
↑ 19↓ 370.5%
25K· 15.53 mi
6:05/mi
1:35:58
↑ 66↓ 880.2%
30K· 18.64 mi
6:20/mi
1:55:39
↑ 181↓ 1480.2%
20M
6:20/mi
2:04:16
↑ 64↓ 500.2%
21M
6:44/mi
2:11:00
↑ 106↓ 241.6%
35K· 21.75 mi
6:13/mi
2:15:39
↑ 17↓ 861.7%
23M
6:14/mi
2:23:27
↑ 23↓ 630.6%
24M
6:08/mi
2:29:35
↓ 821.3%
40K· 24.85 mi
6:14/mi
2:34:55
↓ 200.3%
25.2M
6:49/mi
2:37:16
↑ 13↓ 160.2%
Finish· 26.22 mi
6:13/mi
2:43:36
↑ 22↓ 21

The Course

Is this your race?

Claim it — unlock a deeper AI report on this race, free

A personalized Race Performance Report that goes beyond this page — emailed to you, built from your real splits.

Half Splits

1st Half· via HalfFaster
Distance13.11 mi
Time1:21:12
Pace6:12 /mi
2nd Half
Distance13.11 mi
Time1:22:24
Pace6:17 /mi
📊Positive Split: 1.5% slower second half

Checkpoint Splits

CheckpointDistanceTime of DayTimeAvg PaceSegment TimeSegment PaceDiff
5K
3.11 mi10:21:0919:056:0919:05
6:09
-
10K
6.21 mi10:40:4638:426:1419:37
6:19
+0:10
15K
9.32 mi10:59:5257:486:1219:06
6:09
-0:10
20K
12.43 mi11:19:071:17:036:1219:15
6:12
+0:03
Half
13.11 mi11:23:161:21:126:124:09
6:05
-0:07
25K
15.53 mi11:38:021:35:586:1114:46
6:05
0:00
30K
18.64 mi11:57:431:55:396:1219:41
6:20
+0:15
20M
20.00 mi12:06:202:04:166:138:37
6:20
0:00
21M
21.00 mi12:13:042:11:006:146:44
6:44
+0:24
35K
21.75 mi12:17:432:15:396:144:39
6:13
-0:31
23M
23.00 mi12:25:312:23:276:147:48
6:14
+0:01
24M
24.00 mi12:31:392:29:356:146:08
6:08
-0:06
40K
24.85 mi12:36:592:34:556:145:20
6:14
+0:06
25.2M
25.20 mi12:39:202:37:166:142:21
6:49
+0:35
Finish
26.22 mi12:45:402:43:366:156:20
6:13
-0:36

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

6:05 /mi

Average Pace

6:15 /mi

Slowest Pace

6:49 /mi

Loading chart...
Fastest
Middle
Slowest
Average

📊Segments

Segment Time Comparison

Time at Faster Pace

2:34:31

94% of race

Time at Steady Pace

9:05

6% of race

Time at Slower Pace

0:00

0% of race

Average Pace: 6:14 /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 mi10:21:0919:056:0919:05
6:09
#1573
10K
6.21 mi10:40:4638:426:1419:37
6:19
#2017
15K
9.32 mi10:59:5257:486:1219:06
6:09
#1855
20K
12.43 mi11:19:071:17:036:1219:15
6:12
#1749
Half
13.11 mi11:23:161:21:126:124:09
6:05
#1739
25K
15.53 mi11:38:021:35:586:1114:46
6:05
#1584
30K
18.64 mi11:57:431:55:396:1219:41
6:20
#1502
20M
20.00 mi12:06:202:04:166:138:37
6:20
#1438
21M
21.00 mi12:13:042:11:006:146:44
6:44
#1409
35K
21.75 mi12:17:432:15:396:144:39
6:13
#1374
23M
23.00 mi12:25:312:23:276:147:48
6:14
#1300
24M
24.00 mi12:31:392:29:356:146:08
6:08
#1256
40K
24.85 mi12:36:592:34:556:145:20
6:14
#1220
25.2M
25.20 mi12:39:202:37:166:142:21
6:49
#1205
Finish
26.22 mi12:45:402:43:366:156:20
6:13
#1200
Faster pace
Steady pace
Slower pace

Checkpoint and Segment Rankings

CheckpointDistanceSeg. DistOverallMalesM18-39Seg. OverallSeg. MalesSeg. M18-39
5K3.11 mi3.11 mi1573149814981591(Top 6%)1510(Top 9%)1510(Top 27%)
10K6.21 mi3.10 mi2017-4441922-4241922-4242485(Top 9%)2375(Top 15%)2375(Top 42%)
15K9.32 mi3.11 mi1855+1621766+1561766+1561591(Top 6%)1510(Top 9%)1510(Top 27%)
20K12.43 mi3.11 mi1749+1061662+1041662+1041562(Top 5%)1482(Top 9%)1482(Top 26%)
Half13.11 mi0.68 mi1739+101652+101652+101456(Top 5%)1384(Top 9%)1384(Top 25%)
25K15.53 mi2.42 mi1584+1551501+1511501+1511057(Top 4%)1000(Top 6%)1000(Top 18%)
30K18.64 mi3.11 mi1502+821422+791422+791315(Top 5%)1242(Top 8%)1242(Top 22%)
20M20.00 mi1.36 mi1438+641358+641358+641071(Top 4%)1010(Top 6%)1010(Top 18%)
21M21.00 mi1.00 mi1409+291331+271331+271291(Top 5%)1220(Top 8%)1220(Top 22%)
35K21.75 mi0.75 mi1374+351296+351296+351263(Top 4%)1193(Top 7%)1193(Top 21%)
23M23.00 mi1.25 mi1300+741224+721224+72737(Top 3%)696(Top 4%)696(Top 12%)
24M24.00 mi1.00 mi1256+441182+421182+42855(Top 3%)804(Top 5%)804(Top 14%)
40K24.85 mi0.85 mi1220+361147+351147+35824(Top 3%)773(Top 5%)773(Top 14%)
25.2M25.20 mi0.35 mi1205+151133+141133+141008(Top 4%)926(Top 6%)926(Top 16%)
Finish26.22 mi1.02 mi1200+51129+41129+41555(Top 5%)1444(Top 9%)1444(Top 26%)

Segment Performance Analysis

10K→15K

0.0 - 3.1 mi

Top 6%
×21story building
+97ft-345ft

Overall

1591

Males

1510

M18-39

1510

5K→10K

3.1 - 6.2 mi

Top 9%
×5story building
+79ft-138ft

Overall

2485

Males

2375

M18-39

2375

10K→15K

6.2 - 9.3 mi

Top 6%
×3story building
+67ft-78ft

Overall

1591

Males

1510

M18-39

1510

15K→20K

9.3 - 12.4 mi

Top 5%
×5story building
+106ft-86ft

Overall

1562

Males

1482

M18-39

1482

20K→Half

12.4 - 13.1 mi

Top 5%
×2story building
+19ft-37ft

Overall

1456

Males

1384

M18-39

1384

Half→25K

13.1 - 15.5 mi

Top 4%
×4story building
+66ft-88ft

Overall

1057

Males

1000

M18-39

1000

25K→30K

15.5 - 18.6 mi

Top 5%
×9story building
+181ft-148ft

Overall

1315

Males

1242

M18-39

1242

30K→20M

18.6 - 20.0 mi

Top 4%
×5story building
+64ft-50ft

Overall

1071

Males

1010

M18-39

1010

20M→21M

20.0 - 21.0 mi

Top 5%
×8story building
+106ft-24ft

Overall

1291

Males

1220

M18-39

1220

21M→35K

21.0 - 21.8 mi

Top 4%
×7story building
+17ft-86ft

Overall

1263

Males

1193

M18-39

1193

35K→23M

21.8 - 23.0 mi

Top 3%
×5story building
+23ft-63ft

Overall

737

Males

696

M18-39

696

23M→24M

23.0 - 24.0 mi

Top 3%
×6story building
+12ft-82ft

Overall

855

Males

804

M18-39

804

24M→40K

24.0 - 24.9 mi

Top 3%
×1story
+6ft-20ft

Overall

824

Males

773

M18-39

773

40K→25.2M

24.9 - 25.2 mi

Top 4%
×1story
+13ft-16ft

Overall

1008

Males

926

M18-39

926

25.2M→Finish

25.2 - 26.2 mi

Top 5%
×2story building
+22ft-21ft

Overall

1555

Males

1444

M18-39

1444

Passing Analysis

Category:
Athletes Passed
933
Passed By
560
Net Change
+373
SegmentAthletes PassedPassed ByNet ChangeStart RankEnd Rank
Start → 5K----#1573
5K → 10K9453-444#1573#2017
10K → 15K1664+162#2017#1855
15K → 20K11812+106#1855#1749
20K → Half155+10#1749#1739
Half → 25K1572+155#1739#1584
25K → 30K10624+82#1584#1502
30K → 20M728+64#1502#1438
20M → 21M4112+29#1438#1409
21M → 35K383+35#1409#1374
35K → 23M773+74#1374#1300
23M → 24M528+44#1300#1256
24M → 40K415+36#1256#1220
40K → 25.2M172+15#1220#1205
25.2M → Finish2419+5#1205#1200
TOTALS933560+373
📊

Passing Visuals

Category:
Loading...

🔄Passing Circle

Loading...

🌊Position Flow

Loading...

🏃Race Lanes

Loading...

Upload your GPX file

Supports Garmin, Apple Watch, Polar, Suunto, COROS, Strava, and other apps

.gpx files up to 10MB

Export Track Data

Download your race performance as a GPX or TCX file to import into Strava, Garmin Connect, or other fitness apps.

Questions or issues regarding timing data?

If you notice any discrepancies in your timing data or have questions about your results, our support team can help.

Contact Race Support

Public Race Data

Boston Athletic Association

Boston Athletic Association

Mika Timing

Mika Timing