Boston Marathon logo
BOSTON MARATHON 2025

Scott Nesland

Bib: 2452•M

WV

0:00
0:00
/ mi
Be the first to cheer!
Overall
#0 / 28404
Top 4%
Gender (Male)
#0 / 16105
Top 6%
Division (M18-39)
#0 / 5642
Top 14%
Race Day Weather
50°/40°F
broken clouds

⏱️ Race Timeline

Start
0:00:00
Race begins
5K· 3.11 mi
18:50
Rank: #1270
Start → 5K
18:50 | 6:04/mi
10K· 6.21 mi
37:48
Rank: #1361 (-91)
5K → 10K
18:58 | 6:06/mi
15K· 9.32 mi
56:40
Rank: #1314 (+47)
10K → 15K
18:52 | 6:04/mi
20K· 12.43 mi
1:15:39
Rank: #1273 (+41)
15K → 20K
18:59 | 6:07/mi
Half· 13.11 mi
1:19:47
Rank: #1269 (+4)
20K → Half
4:08 | 6:03/mi
25K· 15.53 mi
1:34:35
Rank: #1235 (+34)
Half → 25K
14:48 | 6:06/mi
30K· 18.64 mi
1:53:51
Rank: #1148 (+87)
25K → 30K
19:16 | 6:12/mi
20M
2:02:20
Rank: #1090 (+58)
30K → 20M
8:29 | 6:15/mi
21M
2:08:57
Rank: #1066 (+24)
20M → 21M
6:37 | 6:37/mi
35K· 21.75 mi
2:13:28
Rank: #1037 (+29)
21M → 35K
4:31 | 6:02/mi
23M
2:21:27
Rank: #1012 (+25)
35K → 23M
7:59 | 6:23/mi
24M
2:27:41
Rank: #999 (+13)
23M → 24M
6:14 | 6:14/mi
40K· 24.85 mi
2:33:13
Rank: #1002 (-3)
24M → 40K
5:32 | 6:28/mi
25.2M
2:35:35
Rank: #996 (+6)
40K → 25.2M
2:22 | 6:52/mi
Finish· 26.22 mi
2:41:56
Rank: #1001 (-5)
25.2M → Finish
6:21 | 6:14/mi

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
Time1:19:47
Pace6:05 /mi
2nd Half
Distance13.11 mi
Time1:22:09
Pace6:16 /mi
📊Positive Split: 3.0% slower second half

Checkpoint Splits

CheckpointDistanceTime of DayTimeAvg PaceSegment TimeSegment PaceDiff
5K
3.11 mi10:20:3418:506:0418:50
6:04
-
10K
6.21 mi10:39:3237:486:0518:58
6:06
+0:02
15K
9.32 mi10:58:2456:406:0518:52
6:04
-0:02
20K
12.43 mi11:17:231:15:396:0518:59
6:07
+0:03
Half
13.11 mi11:21:311:19:476:054:08
6:03
-0:04
25K
15.53 mi11:36:191:34:356:0514:48
6:06
+0:03
30K
18.64 mi11:55:351:53:516:0619:16
6:12
+0:06
20M
20.00 mi12:04:042:02:206:078:29
6:15
+0:03
21M
21.00 mi12:10:412:08:576:086:37
6:37
+0:22
35K
21.75 mi12:15:122:13:286:084:31
6:02
-0:35
23M
23.00 mi12:23:112:21:276:097:59
6:23
+0:21
24M
24.00 mi12:29:252:27:416:096:14
6:14
-0:09
40K
24.85 mi12:34:572:33:136:105:32
6:28
+0:14
25.2M
25.20 mi12:37:192:35:356:102:22
6:52
+0:24
Finish
26.22 mi12:43:402:41:566:116:21
6:14
-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

6:02 /mi

Average Pace

6:11 /mi

Slowest Pace

6:52 /mi

Loading chart...
Fastest
Middle
Slowest
Average

📊Segments

Segment Time Comparison

Time at Faster Pace

2:39:34

99% of race

Time at Steady Pace

2:22

1% of race

Time at Slower Pace

0:00

0% of race

Average Pace: 6:11 /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 mi10:20:3418:506:0418:50
6:04
#1270
10K
6.21 mi10:39:3237:486:0518:58
6:06
#1361
15K
9.32 mi10:58:2456:406:0518:52
6:04
#1314
20K
12.43 mi11:17:231:15:396:0518:59
6:07
#1273
Half
13.11 mi11:21:311:19:476:054:08
6:03
#1269
25K
15.53 mi11:36:191:34:356:0514:48
6:06
#1235
30K
18.64 mi11:55:351:53:516:0619:16
6:12
#1148
20M
20.00 mi12:04:042:02:206:078:29
6:15
#1090
21M
21.00 mi12:10:412:08:576:086:37
6:37
#1066
35K
21.75 mi12:15:122:13:286:084:31
6:02
#1037
23M
23.00 mi12:23:112:21:276:097:59
6:23
#1012
24M
24.00 mi12:29:252:27:416:096:14
6:14
#999
40K
24.85 mi12:34:572:33:136:105:32
6:28
#1002
25.2M
25.20 mi12:37:192:35:356:102:22
6:52
#996
Finish
26.22 mi12:43:402:41:566:116:21
6:14
#1001
Faster pace
Steady pace
Slower pace

Checkpoint and Segment Rankings

CheckpointDistanceSeg. DistOverallMalesM18-39Seg. OverallSeg. MalesSeg. M18-39
5K3.11 mi3.11 mi1270120512051265(Top 4%)1200(Top 7%)1200(Top 21%)
10K6.21 mi3.10 mi1361-911294-891294-891478(Top 5%)1403(Top 9%)1403(Top 25%)
15K9.32 mi3.11 mi1314+471249+451249+451265(Top 4%)1200(Top 7%)1200(Top 21%)
20K12.43 mi3.11 mi1273+411204+451204+451201(Top 4%)1136(Top 7%)1136(Top 20%)
Half13.11 mi0.68 mi1269+41201+31201+31343(Top 5%)1275(Top 8%)1275(Top 23%)
25K15.53 mi2.42 mi1235+341169+321169+321106(Top 4%)1042(Top 6%)1042(Top 18%)
30K18.64 mi3.11 mi1148+871084+851084+85917(Top 3%)861(Top 5%)861(Top 15%)
20M20.00 mi1.36 mi1090+581027+571027+57833(Top 3%)786(Top 5%)786(Top 14%)
21M21.00 mi1.00 mi1066+241004+231004+23957(Top 3%)907(Top 6%)907(Top 16%)
35K21.75 mi0.75 mi1037+29976+28976+28807(Top 3%)753(Top 5%)753(Top 13%)
23M23.00 mi1.25 mi1012+25953+23953+231067(Top 4%)1009(Top 6%)1009(Top 18%)
24M24.00 mi1.00 mi999+13941+12941+121108(Top 4%)1041(Top 6%)1041(Top 18%)
40K24.85 mi0.85 mi1002-3943-2943-21490(Top 5%)1377(Top 9%)1377(Top 24%)
25.2M25.20 mi0.35 mi996+6937+6937+61106(Top 4%)1016(Top 6%)1016(Top 18%)
Finish26.22 mi1.02 mi1001-5941-4941-41603(Top 6%)1487(Top 9%)1487(Top 26%)

Segment Performance Analysis

10K→15K

0.0 - 3.1 mi

Top 4%
×21stories
+97ft-345ft

Overall

1265

Males

1200

M18-39

1200

5K→10K

3.1 - 6.2 mi

Top 5%
×5stories
+79ft-138ft

Overall

1478

Males

1403

M18-39

1403

10K→15K

6.2 - 9.3 mi

Top 4%
×3stories
+67ft-78ft

Overall

1265

Males

1200

M18-39

1200

15K→20K

9.3 - 12.4 mi

Top 4%
×5stories
+106ft-86ft

Overall

1201

Males

1136

M18-39

1136

20K→Half

12.4 - 13.1 mi

Top 5%
×2stories
+19ft-37ft

Overall

1343

Males

1275

M18-39

1275

Half→25K

13.1 - 15.5 mi

Top 4%
×4stories
+66ft-88ft

Overall

1106

Males

1042

M18-39

1042

25K→30K

15.5 - 18.6 mi

Top 3%
×9stories
+181ft-148ft

Overall

917

Males

861

M18-39

861

30K→20M

18.6 - 20.0 mi

Top 3%
×5stories
+64ft-50ft

Overall

833

Males

786

M18-39

786

20M→21M

20.0 - 21.0 mi

Top 3%
×8stories
+106ft-24ft

Overall

957

Males

907

M18-39

907

21M→35K

21.0 - 21.8 mi

Top 3%
×7stories
+17ft-86ft

Overall

807

Males

753

M18-39

753

35K→23M

21.8 - 23.0 mi

Top 4%
×5stories
+23ft-63ft

Overall

1067

Males

1009

M18-39

1009

23M→24M

23.0 - 24.0 mi

Top 4%
×6stories
+12ft-82ft

Overall

1108

Males

1041

M18-39

1041

24M→40K

24.0 - 24.9 mi

Top 5%
×1story
+6ft-20ft

Overall

1490

Males

1377

M18-39

1377

40K→25.2M

24.9 - 25.2 mi

Top 4%
×1story
+13ft-16ft

Overall

1106

Males

1016

M18-39

1016

25.2M→Finish

25.2 - 26.2 mi

Top 6%
×2stories
+22ft-21ft

Overall

1603

Males

1487

M18-39

1487

Passing Analysis

Category:
Athletes Passed
571
Passed By
302
Net Change
+269
SegmentAthletes PassedPassed ByNet ChangeStart RankEnd Rank
Start → 5K----#1270
5K → 10K37128-91#1270#1361
10K → 15K7427+47#1361#1314
15K → 20K6625+41#1314#1273
20K → Half128+4#1273#1269
Half → 25K5218+34#1269#1235
25K → 30K9912+87#1235#1148
30K → 20M613+58#1148#1090
20M → 21M3511+24#1090#1066
21M → 35K334+29#1066#1037
35K → 23M4217+25#1037#1012
23M → 24M2512+13#1012#999
24M → 40K1114-3#999#1002
40K → 25.2M126+6#1002#996
25.2M → Finish1217-5#996#1001
TOTALS571302+269
📊

Passing Visuals

Category:
Loading...

🔥Passing Intensity

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
Share Feedback

Public Race Data

Boston Athletic Association

Boston Athletic Association

Mika Timing

Mika Timing