Boston Marathon logo
BOSTON MARATHON 2025

Nicholas Ridenour

Bib: 4248•M

BC

0:00
0:00
/ mi
Be the first to cheer!
Overall
#0 / 28404
Top 8%
Gender (Male)
#0 / 16105
Top 13%
Division (M18-39)
#0 / 5642
Top 31%
Race Day Weather
50°/40°F
broken clouds

⏱️ Race Timeline

Start
0:00:00
Race begins
5K· 3.11 mi
19:42
Rank: #2686
Start → 5K
19:42 | 6:20/mi
10K· 6.21 mi
39:27
Rank: #2719 (-33)
5K → 10K
19:45 | 6:21/mi
15K· 9.32 mi
59:14
Rank: #2706 (+13)
10K → 15K
19:47 | 6:22/mi
20K· 12.43 mi
1:18:58
Rank: #2578 (+128)
15K → 20K
19:44 | 6:21/mi
Half· 13.11 mi
1:23:15
Rank: #2558 (+20)
20K → Half
4:17 | 6:17/mi
25K· 15.53 mi
1:38:43
Rank: #2479 (+79)
Half → 25K
15:28 | 6:23/mi
30K· 18.64 mi
1:59:04
Rank: #2371 (+108)
25K → 30K
20:21 | 6:33/mi
20M
2:08:01
Rank: #2323 (+48)
30K → 20M
8:57 | 6:35/mi
21M
2:14:53
Rank: #2258 (+65)
20M → 21M
6:52 | 6:52/mi
35K· 21.75 mi
2:19:44
Rank: #2247 (+11)
21M → 35K
4:51 | 6:29/mi
23M
2:28:00
Rank: #2186 (+61)
35K → 23M
8:16 | 6:36/mi
24M
2:34:39
Rank: #2176 (+10)
23M → 24M
6:39 | 6:39/mi
40K· 24.85 mi
2:40:31
Rank: #2196 (-20)
24M → 40K
5:52 | 6:52/mi
25.2M
2:43:08
Rank: #2208 (-12)
40K → 25.2M
2:37 | 7:35/mi
Finish· 26.22 mi
2:49:54
Rank: #2255 (-47)
25.2M → Finish
6:46 | 6:38/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
Time1:23:15
Pace6:21 /mi
2nd Half
Distance13.11 mi
Time1:26:39
Pace6:37 /mi
📊Positive Split: 4.1% slower second half

Checkpoint Splits

CheckpointDistanceTime of DayTimeAvg PaceSegment TimeSegment PaceDiff
5K
3.11 mi10:22:5419:426:2019:42
6:20
-
10K
6.21 mi10:42:3939:276:2119:45
6:21
+0:01
15K
9.32 mi11:02:2659:146:2119:47
6:22
+0:01
20K
12.43 mi11:22:101:18:586:2119:44
6:21
-0:01
Half
13.11 mi11:26:271:23:156:214:17
6:17
-0:04
25K
15.53 mi11:41:551:38:436:2115:28
6:23
+0:06
30K
18.64 mi12:02:161:59:046:2320:21
6:33
+0:10
20M
20.00 mi12:11:132:08:016:248:57
6:35
+0:02
21M
21.00 mi12:18:052:14:536:256:52
6:52
+0:17
35K
21.75 mi12:22:562:19:446:264:51
6:29
-0:23
23M
23.00 mi12:31:122:28:006:268:16
6:36
+0:07
24M
24.00 mi12:37:512:34:396:276:39
6:39
+0:03
40K
24.85 mi12:43:432:40:316:275:52
6:52
+0:13
25.2M
25.20 mi12:46:202:43:086:282:37
7:35
+0:43
Finish
26.22 mi12:53:062:49:546:296:46
6:38
-0:57

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

6:17 /mi

Average Pace

6:29 /mi

Slowest Pace

7:35 /mi

Loading chart...
Fastest
Middle
Slowest
Average

📊Segments

Segment Time Comparison

Time at Faster Pace

1:38:43

58% of race

Time at Steady Pace

55:50

33% of race

Time at Slower Pace

15:21

9% of race

Average Pace: 6:29 /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 mi10:22:5419:426:2019:42
6:20
#2686
10K
6.21 mi10:42:3939:276:2119:45
6:21
#2719
15K
9.32 mi11:02:2659:146:2119:47
6:22
#2706
20K
12.43 mi11:22:101:18:586:2119:44
6:21
#2578
Half
13.11 mi11:26:271:23:156:214:17
6:17
#2558
25K
15.53 mi11:41:551:38:436:2115:28
6:23
#2479
30K
18.64 mi12:02:161:59:046:2320:21
6:33
#2371
20M
20.00 mi12:11:132:08:016:248:57
6:35
#2323
21M
21.00 mi12:18:052:14:536:256:52
6:52
#2258
35K
21.75 mi12:22:562:19:446:264:51
6:29
#2247
23M
23.00 mi12:31:122:28:006:268:16
6:36
#2186
24M
24.00 mi12:37:512:34:396:276:39
6:39
#2176
40K
24.85 mi12:43:432:40:316:275:52
6:52
#2196
25.2M
25.20 mi12:46:202:43:086:282:37
7:35
#2208
Finish
26.22 mi12:53:062:49:546:296:46
6:38
#2255
Faster pace
Steady pace
Slower pace

Checkpoint and Segment Rankings

CheckpointDistanceSeg. DistOverallMalesM18-39Seg. OverallSeg. MalesSeg. M18-39
5K3.11 mi3.11 mi2686256025602723(Top 10%)2593(Top 16%)2593(Top 46%)
10K6.21 mi3.10 mi2719-332590-302590-302770(Top 10%)2638(Top 16%)2638(Top 47%)
15K9.32 mi3.11 mi2706+132579+112579+112723(Top 10%)2593(Top 16%)2593(Top 46%)
20K12.43 mi3.11 mi2578+1282459+1202459+1202270(Top 8%)2163(Top 13%)2163(Top 38%)
Half13.11 mi0.68 mi2558+202444+152444+152371(Top 8%)2268(Top 14%)2268(Top 40%)
25K15.53 mi2.42 mi2479+792366+782366+782252(Top 8%)2142(Top 13%)2142(Top 38%)
30K18.64 mi3.11 mi2371+1082261+1052261+1052193(Top 8%)2077(Top 13%)2077(Top 37%)
20M20.00 mi1.36 mi2323+482215+462215+461964(Top 7%)1857(Top 12%)1857(Top 33%)
21M21.00 mi1.00 mi2258+652155+602155+601750(Top 6%)1651(Top 10%)1651(Top 29%)
35K21.75 mi0.75 mi2247+112141+142141+142368(Top 8%)2211(Top 14%)2211(Top 39%)
23M23.00 mi1.25 mi2186+612080+612080+611832(Top 6%)1713(Top 11%)1713(Top 30%)
24M24.00 mi1.00 mi2176+102069+112069+112698(Top 9%)2472(Top 15%)2472(Top 44%)
40K24.85 mi0.85 mi2196-202087-182087-183128(Top 11%)2801(Top 17%)2801(Top 50%)
25.2M25.20 mi0.35 mi2208-122098-112098-113724(Top 13%)3206(Top 20%)3206(Top 57%)
Finish26.22 mi1.02 mi2255-472140-422140-423520(Top 12%)3067(Top 19%)3067(Top 54%)

Segment Performance Analysis

10K→15K

0.0 - 3.1 mi

Top 10%
×21stories
+97ft-345ft

Overall

2723

Males

2593

M18-39

2593

5K→10K

3.1 - 6.2 mi

Top 10%
×5stories
+79ft-138ft

Overall

2770

Males

2638

M18-39

2638

10K→15K

6.2 - 9.3 mi

Top 10%
×3stories
+67ft-78ft

Overall

2723

Males

2593

M18-39

2593

15K→20K

9.3 - 12.4 mi

Top 8%
×5stories
+106ft-86ft

Overall

2270

Males

2163

M18-39

2163

20K→Half

12.4 - 13.1 mi

Top 8%
×2stories
+19ft-37ft

Overall

2371

Males

2268

M18-39

2268

Half→25K

13.1 - 15.5 mi

Top 8%
×4stories
+66ft-88ft

Overall

2252

Males

2142

M18-39

2142

25K→30K

15.5 - 18.6 mi

Top 8%
×9stories
+181ft-148ft

Overall

2193

Males

2077

M18-39

2077

30K→20M

18.6 - 20.0 mi

Top 7%
×5stories
+64ft-50ft

Overall

1964

Males

1857

M18-39

1857

20M→21M

20.0 - 21.0 mi

Top 6%
×8stories
+106ft-24ft

Overall

1750

Males

1651

M18-39

1651

21M→35K

21.0 - 21.8 mi

Top 8%
×7stories
+17ft-86ft

Overall

2368

Males

2211

M18-39

2211

35K→23M

21.8 - 23.0 mi

Top 6%
×5stories
+23ft-63ft

Overall

1832

Males

1713

M18-39

1713

23M→24M

23.0 - 24.0 mi

Top 9%
×6stories
+12ft-82ft

Overall

2698

Males

2472

M18-39

2472

24M→40K

24.0 - 24.9 mi

Top 11%
×1story
+6ft-20ft

Overall

3128

Males

2801

M18-39

2801

40K→25.2M

24.9 - 25.2 mi

Top 13%
×1story
+13ft-16ft

Overall

3724

Males

3206

M18-39

3206

25.2M→Finish

25.2 - 26.2 mi

Top 12%
×2stories
+22ft-21ft

Overall

3520

Males

3067

M18-39

3067

Passing Analysis

Category:
Athletes Passed
939
Passed By
508
Net Change
+431
SegmentAthletes PassedPassed ByNet ChangeStart RankEnd Rank
Start → 5K----#2686
5K → 10K106139-33#2686#2719
10K → 15K8067+13#2719#2706
15K → 20K14315+128#2706#2578
20K → Half255+20#2578#2558
Half → 25K9819+79#2558#2479
25K → 30K15042+108#2479#2371
30K → 20M6315+48#2371#2323
20M → 21M7611+65#2323#2258
21M → 35K2312+11#2258#2247
35K → 23M7514+61#2247#2186
23M → 24M3828+10#2186#2176
24M → 40K2747-20#2176#2196
40K → 25.2M1527-12#2196#2208
25.2M → Finish2067-47#2208#2255
TOTALS939508+431
📊

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