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BOSTON MARATHON 2025

Nicholas Parton

Bib: 1816•M

CO

0:00
0:00
/ mi
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Overall
#0 / 28404
Top 5%
Gender (Male)
#0 / 16105
Top 8%
Division (M18-39)
#0 / 5642
Top 19%
Race Day Weather
50°/40°F
broken clouds

⏱️ Race Timeline

Start
0:00:00
Race begins
5K· 3.11 mi
19:11
Rank: #1710
Start → 5K
19:11 | 6:10/mi
10K· 6.21 mi
38:19
Rank: #1704 (+6)
5K → 10K
19:08 | 6:10/mi
15K· 9.32 mi
57:28
Rank: #1676 (+28)
10K → 15K
19:09 | 6:10/mi
20K· 12.43 mi
1:16:38
Rank: #1604 (+72)
15K → 20K
19:10 | 6:10/mi
Half· 13.11 mi
1:20:46
Rank: #1584 (+20)
20K → Half
4:08 | 6:03/mi
25K· 15.53 mi
1:36:04
Rank: #1619 (-35)
Half → 25K
15:18 | 6:19/mi
30K· 18.64 mi
1:55:49
Rank: #1547 (+72)
25K → 30K
19:45 | 6:21/mi
20M
2:04:34
Rank: #1503 (+44)
30K → 20M
8:45 | 6:26/mi
21M
2:11:18
Rank: #1466 (+37)
20M → 21M
6:44 | 6:44/mi
35K· 21.75 mi
2:15:53
Rank: #1413 (+53)
21M → 35K
4:35 | 6:08/mi
23M
2:24:07
Rank: #1402 (+11)
35K → 23M
8:14 | 6:35/mi
24M
2:30:30
Rank: #1384 (+18)
23M → 24M
6:23 | 6:23/mi
40K· 24.85 mi
2:36:02
Rank: #1373 (+11)
24M → 40K
5:32 | 6:28/mi
25.2M
2:38:27
Rank: #1372 (+1)
40K → 25.2M
2:25 | 7:00/mi
Finish· 26.22 mi
2:44:51
Rank: #1365 (+7)
25.2M → Finish
6:24 | 6:17/mi

The Course

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Half Splits

1st Half· via HalfFaster
Distance13.11 mi
Time1:20:46
Pace6:10 /mi
2nd Half
Distance13.11 mi
Time1:24:05
Pace6:25 /mi
📊Positive Split: 4.1% slower second half

Checkpoint Splits

CheckpointDistanceTime of DayTimeAvg PaceSegment TimeSegment PaceDiff
5K
3.11 mi10:19:3719:116:1019:11
6:10
-
10K
6.21 mi10:38:4538:196:1019:08
6:10
0:00
15K
9.32 mi10:57:5457:286:1019:09
6:10
0:00
20K
12.43 mi11:17:041:16:386:1019:10
6:10
0:00
Half
13.11 mi11:21:121:20:466:104:08
6:03
-0:07
25K
15.53 mi11:36:301:36:046:1115:18
6:19
+0:16
30K
18.64 mi11:56:151:55:496:1319:45
6:21
+0:02
20M
20.00 mi12:05:002:04:346:148:45
6:26
+0:05
21M
21.00 mi12:11:442:11:186:156:44
6:44
+0:18
35K
21.75 mi12:16:192:15:536:154:35
6:08
-0:36
23M
23.00 mi12:24:332:24:076:168:14
6:35
+0:27
24M
24.00 mi12:30:562:30:306:166:23
6:23
-0:12
40K
24.85 mi12:36:282:36:026:175:32
6:28
+0:05
25.2M
25.20 mi12:38:532:38:276:172:25
7:00
+0:32
Finish
26.22 mi12:45:172:44:516:186:24
6:17
-0:43

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

6:03 /mi

Average Pace

6:18 /mi

Slowest Pace

7:00 /mi

Loading chart...
Fastest
Middle
Slowest
Average

📊Segments

Segment Time Comparison

Time at Faster Pace

2:35:42

94% of race

Time at Steady Pace

9:09

6% of race

Time at Slower Pace

0:00

0% of race

Average Pace: 6:17 /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 mi10:19:3719:116:1019:11
6:10
#1710
10K
6.21 mi10:38:4538:196:1019:08
6:10
#1704
15K
9.32 mi10:57:5457:286:1019:09
6:10
#1676
20K
12.43 mi11:17:041:16:386:1019:10
6:10
#1604
Half
13.11 mi11:21:121:20:466:104:08
6:03
#1584
25K
15.53 mi11:36:301:36:046:1115:18
6:19
#1619
30K
18.64 mi11:56:151:55:496:1319:45
6:21
#1547
20M
20.00 mi12:05:002:04:346:148:45
6:26
#1503
21M
21.00 mi12:11:442:11:186:156:44
6:44
#1466
35K
21.75 mi12:16:192:15:536:154:35
6:08
#1413
23M
23.00 mi12:24:332:24:076:168:14
6:35
#1402
24M
24.00 mi12:30:562:30:306:166:23
6:23
#1384
40K
24.85 mi12:36:282:36:026:175:32
6:28
#1373
25.2M
25.20 mi12:38:532:38:276:172:25
7:00
#1372
Finish
26.22 mi12:45:172:44:516:186:24
6:17
#1365
Faster pace
Steady pace
Slower pace

Checkpoint and Segment Rankings

CheckpointDistanceSeg. DistOverallMalesM18-39Seg. OverallSeg. MalesSeg. M18-39
5K3.11 mi3.11 mi1710162416241659(Top 6%)1575(Top 10%)1575(Top 28%)
10K6.21 mi3.10 mi1704+61622+21622+21704(Top 6%)1621(Top 10%)1621(Top 29%)
15K9.32 mi3.11 mi1676+281593+291593+291659(Top 6%)1575(Top 10%)1575(Top 28%)
20K12.43 mi3.11 mi1604+721522+711522+711448(Top 5%)1373(Top 9%)1373(Top 24%)
Half13.11 mi0.68 mi1584+201504+181504+181377(Top 5%)1309(Top 8%)1309(Top 23%)
25K15.53 mi2.42 mi1619-351536-321536-321895(Top 7%)1801(Top 11%)1801(Top 32%)
30K18.64 mi3.11 mi1547+721466+701466+701391(Top 5%)1315(Top 8%)1315(Top 23%)
20M20.00 mi1.36 mi1503+441423+431423+431372(Top 5%)1297(Top 8%)1297(Top 23%)
21M21.00 mi1.00 mi1466+371386+371386+371301(Top 5%)1230(Top 8%)1230(Top 22%)
35K21.75 mi0.75 mi1413+531335+511335+511021(Top 4%)962(Top 6%)962(Top 17%)
23M23.00 mi1.25 mi1402+111324+111324+111719(Top 6%)1607(Top 10%)1607(Top 28%)
24M24.00 mi1.00 mi1384+181304+201304+201591(Top 6%)1484(Top 9%)1484(Top 26%)
40K24.85 mi0.85 mi1373+111294+101294+101501(Top 5%)1388(Top 9%)1388(Top 25%)
25.2M25.20 mi0.35 mi1372+1129412941469(Top 5%)1340(Top 8%)1340(Top 24%)
Finish26.22 mi1.02 mi1365+71286+81286+81797(Top 6%)1660(Top 10%)1660(Top 29%)

Segment Performance Analysis

10K→15K

0.0 - 3.1 mi

Top 6%
×21stories
+97ft-345ft

Overall

1659

Males

1575

M18-39

1575

5K→10K

3.1 - 6.2 mi

Top 6%
×5stories
+79ft-138ft

Overall

1704

Males

1621

M18-39

1621

10K→15K

6.2 - 9.3 mi

Top 6%
×3stories
+67ft-78ft

Overall

1659

Males

1575

M18-39

1575

15K→20K

9.3 - 12.4 mi

Top 5%
×5stories
+106ft-86ft

Overall

1448

Males

1373

M18-39

1373

20K→Half

12.4 - 13.1 mi

Top 5%
×2stories
+19ft-37ft

Overall

1377

Males

1309

M18-39

1309

Half→25K

13.1 - 15.5 mi

Top 7%
×4stories
+66ft-88ft

Overall

1895

Males

1801

M18-39

1801

25K→30K

15.5 - 18.6 mi

Top 5%
×9stories
+181ft-148ft

Overall

1391

Males

1315

M18-39

1315

30K→20M

18.6 - 20.0 mi

Top 5%
×5stories
+64ft-50ft

Overall

1372

Males

1297

M18-39

1297

20M→21M

20.0 - 21.0 mi

Top 5%
×8stories
+106ft-24ft

Overall

1301

Males

1230

M18-39

1230

21M→35K

21.0 - 21.8 mi

Top 4%
×7stories
+17ft-86ft

Overall

1021

Males

962

M18-39

962

35K→23M

21.8 - 23.0 mi

Top 6%
×5stories
+23ft-63ft

Overall

1719

Males

1607

M18-39

1607

23M→24M

23.0 - 24.0 mi

Top 6%
×6stories
+12ft-82ft

Overall

1591

Males

1484

M18-39

1484

24M→40K

24.0 - 24.9 mi

Top 5%
×1story
+6ft-20ft

Overall

1501

Males

1388

M18-39

1388

40K→25.2M

24.9 - 25.2 mi

Top 5%
×1story
+13ft-16ft

Overall

1469

Males

1340

M18-39

1340

25.2M→Finish

25.2 - 26.2 mi

Top 6%
×2stories
+22ft-21ft

Overall

1797

Males

1660

M18-39

1660

Passing Analysis

Category:
Athletes Passed
701
Passed By
356
Net Change
+345
SegmentAthletes PassedPassed ByNet ChangeStart RankEnd Rank
Start → 5K----#1710
5K → 10K8579+6#1710#1704
10K → 15K7648+28#1704#1676
15K → 20K9018+72#1676#1604
20K → Half211+20#1604#1584
Half → 25K3065-35#1584#1619
25K → 30K10331+72#1619#1547
30K → 20M5612+44#1547#1503
20M → 21M4912+37#1503#1466
21M → 35K563+53#1466#1413
35K → 23M4231+11#1413#1402
23M → 24M3820+18#1402#1384
24M → 40K2110+11#1384#1373
40K → 25.2M109+1#1373#1372
25.2M → Finish2417+7#1372#1365
TOTALS701356+345
📊

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