Boston Marathon logo
BOSTON MARATHON 2025

Josh Nichols

Bib: 593•M

UT

0:00
0:00
/ mi
Be the first to cheer!
Overall
#0 / 28404
Top 0.6%
Gender (Male)
#0 / 16105
Top 0.9%
Division (M18-39)
#0 / 5642
Top 3%
Race Day Weather
50°/40°F
broken clouds

⏱️ Race Timeline

Start
0:00:00
Race begins
5K· 3.11 mi
17:32
Rank: #352
Start → 5K
17:32 | 5:39/mi
10K· 6.21 mi
35:10
Rank: #363 (-11)
5K → 10K
17:38 | 5:41/mi
15K· 9.32 mi
52:41
Rank: #340 (+23)
10K → 15K
17:31 | 5:38/mi
20K· 12.43 mi
1:10:08
Rank: #299 (+41)
15K → 20K
17:27 | 5:37/mi
Half· 13.11 mi
1:13:54
Rank: #292 (+7)
20K → Half
3:46 | 5:31/mi
25K· 15.53 mi
1:27:37
Rank: #280 (+12)
Half → 25K
13:43 | 5:39/mi
30K· 18.64 mi
1:45:28
Rank: #252 (+28)
25K → 30K
17:51 | 5:45/mi
20M
1:53:20
Rank: #232 (+20)
30K → 20M
7:52 | 5:47/mi
21M
1:59:27
Rank: #221 (+11)
20M → 21M
6:07 | 6:07/mi
35K· 21.75 mi
2:03:37
Rank: #215 (+6)
21M → 35K
4:10 | 5:34/mi
23M
2:10:51
Rank: #197 (+18)
35K → 23M
7:14 | 5:47/mi
24M
2:16:29
Rank: #185 (+12)
23M → 24M
5:38 | 5:38/mi
40K· 24.85 mi
2:21:22
Rank: #183 (+2)
24M → 40K
4:53 | 5:43/mi
25.2M
2:23:26
Rank: #178 (+5)
40K → 25.2M
2:04 | 6:00/mi
Finish· 26.22 mi
2:28:58
Rank: #173 (+5)
25.2M → Finish
5:32 | 5:26/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
Time1:13:54
Pace5:38 /mi
2nd Half
Distance13.11 mi
Time1:15:04
Pace5:44 /mi
📊Positive Split: 1.6% slower second half

Checkpoint Splits

CheckpointDistanceTime of DayTimeAvg PaceSegment TimeSegment PaceDiff
5K
3.11 mi10:17:4017:325:3917:32
5:39
-
10K
6.21 mi10:35:1835:105:4017:38
5:41
+0:02
15K
9.32 mi10:52:4952:415:3917:31
5:38
-0:03
20K
12.43 mi11:10:161:10:085:3917:27
5:37
-0:01
Half
13.11 mi11:14:021:13:545:383:46
5:31
-0:06
25K
15.53 mi11:27:451:27:375:3813:43
5:39
+0:08
30K
18.64 mi11:45:361:45:285:3917:51
5:45
+0:06
20M
20.00 mi11:53:281:53:205:407:52
5:47
+0:02
21M
21.00 mi11:59:351:59:275:416:07
6:07
+0:20
35K
21.75 mi12:03:452:03:375:414:10
5:34
-0:33
23M
23.00 mi12:10:592:10:515:417:14
5:47
+0:13
24M
24.00 mi12:16:372:16:295:415:38
5:38
-0:09
40K
24.85 mi12:21:302:21:225:414:53
5:43
+0:05
25.2M
25.20 mi12:23:342:23:265:422:04
6:00
+0:17
Finish
26.22 mi12:29:062:28:585:415:32
5:26
-0:34

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

5:26 /mi

Average Pace

5:41 /mi

Slowest Pace

6:07 /mi

Loading chart...
Fastest
Middle
Slowest
Average

📊Segments

Segment Time Comparison

Time at Faster Pace

2:20:47

95% of race

Time at Steady Pace

8:11

5% of race

Time at Slower Pace

0:00

0% of race

Average Pace: 5:41 /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 mi10:17:4017:325:3917:32
5:39
#352
10K
6.21 mi10:35:1835:105:4017:38
5:41
#363
15K
9.32 mi10:52:4952:415:3917:31
5:38
#340
20K
12.43 mi11:10:161:10:085:3917:27
5:37
#299
Half
13.11 mi11:14:021:13:545:383:46
5:31
#292
25K
15.53 mi11:27:451:27:375:3813:43
5:39
#280
30K
18.64 mi11:45:361:45:285:3917:51
5:45
#252
20M
20.00 mi11:53:281:53:205:407:52
5:47
#232
21M
21.00 mi11:59:351:59:275:416:07
6:07
#221
35K
21.75 mi12:03:452:03:375:414:10
5:34
#215
23M
23.00 mi12:10:592:10:515:417:14
5:47
#197
24M
24.00 mi12:16:372:16:295:415:38
5:38
#185
40K
24.85 mi12:21:302:21:225:414:53
5:43
#183
25.2M
25.20 mi12:23:342:23:265:422:04
6:00
#178
Finish
26.22 mi12:29:062:28:585:415:32
5:26
#173
Faster pace
Steady pace
Slower pace

Checkpoint and Segment Rankings

CheckpointDistanceSeg. DistOverallMalesM18-39Seg. OverallSeg. MalesSeg. M18-39
5K3.11 mi3.11 mi352319319288(Top 1%)260(Top 2%)260(Top 5%)
10K6.21 mi3.10 mi363-11332-13332-13399(Top 1%)368(Top 2%)368(Top 7%)
15K9.32 mi3.11 mi340+23311+21311+21288(Top 1%)260(Top 2%)260(Top 5%)
20K12.43 mi3.11 mi299+41270+41270+41213(Top 0.7%)189(Top 1%)189(Top 3%)
Half13.11 mi0.68 mi292+7263+7263+7203(Top 0.7%)181(Top 1%)181(Top 3%)
25K15.53 mi2.42 mi280+12252+11252+11244(Top 0.9%)219(Top 1%)219(Top 4%)
30K18.64 mi3.11 mi252+28226+26226+26197(Top 0.7%)175(Top 1%)175(Top 3%)
20M20.00 mi1.36 mi232+20208+18208+18171(Top 0.6%)155(Top 1.0%)155(Top 3%)
21M21.00 mi1.00 mi221+11198+10198+10198(Top 0.7%)183(Top 1%)183(Top 3%)
35K21.75 mi0.75 mi215+6193+5193+5147(Top 0.5%)132(Top 0.8%)132(Top 2%)
23M23.00 mi1.25 mi197+18175+18175+18148(Top 0.5%)137(Top 0.9%)137(Top 2%)
24M24.00 mi1.00 mi185+12164+11164+11148(Top 0.5%)136(Top 0.8%)136(Top 2%)
40K24.85 mi0.85 mi183+2162+2162+2136(Top 0.5%)128(Top 0.8%)128(Top 2%)
25.2M25.20 mi0.35 mi178+5157+5157+579(Top 0.3%)73(Top 0.5%)73(Top 1%)
Finish26.22 mi1.02 mi173+5152+5152+5104(Top 0.4%)99(Top 0.6%)99(Top 2%)

Segment Performance Analysis

10K→15K

0.0 - 3.1 mi

Top 1%
×21stories
+97ft-345ft

Overall

288

Males

260

M18-39

260

5K→10K

3.1 - 6.2 mi

Top 1%
×5stories
+79ft-138ft

Overall

399

Males

368

M18-39

368

10K→15K

6.2 - 9.3 mi

Top 1%
×3stories
+67ft-78ft

Overall

288

Males

260

M18-39

260

15K→20K

9.3 - 12.4 mi

Top 0.7%
×5stories
+106ft-86ft

Overall

213

Males

189

M18-39

189

20K→Half

12.4 - 13.1 mi

Top 0.7%
×2stories
+19ft-37ft

Overall

203

Males

181

M18-39

181

Half→25K

13.1 - 15.5 mi

Top 0.9%
×4stories
+66ft-88ft

Overall

244

Males

219

M18-39

219

25K→30K

15.5 - 18.6 mi

Top 0.7%
×9stories
+181ft-148ft

Overall

197

Males

175

M18-39

175

30K→20M

18.6 - 20.0 mi

Top 0.6%
×5stories
+64ft-50ft

Overall

171

Males

155

M18-39

155

20M→21M

20.0 - 21.0 mi

Top 0.7%
×8stories
+106ft-24ft

Overall

198

Males

183

M18-39

183

21M→35K

21.0 - 21.8 mi

Top 0.5%
×7stories
+17ft-86ft

Overall

147

Males

132

M18-39

132

35K→23M

21.8 - 23.0 mi

Top 0.5%
×5stories
+23ft-63ft

Overall

148

Males

137

M18-39

137

23M→24M

23.0 - 24.0 mi

Top 0.5%
×6stories
+12ft-82ft

Overall

148

Males

136

M18-39

136

24M→40K

24.0 - 24.9 mi

Top 0.5%
×1story
+6ft-20ft

Overall

136

Males

128

M18-39

128

40K→25.2M

24.9 - 25.2 mi

Top 0.3%
×1story
+13ft-16ft

Overall

79

Males

73

M18-39

73

25.2M→Finish

25.2 - 26.2 mi

Top 0.4%
×2stories
+22ft-21ft

Overall

104

Males

99

M18-39

99

Passing Analysis

Category:
Athletes Passed
224
Passed By
45
Net Change
+179
SegmentAthletes PassedPassed ByNet ChangeStart RankEnd Rank
Start → 5K----#352
5K → 10K1526-11#352#363
10K → 15K285+23#363#340
15K → 20K421+41#340#299
20K → Half81+7#299#292
Half → 25K153+12#292#280
25K → 30K324+28#280#252
30K → 20M200+20#252#232
20M → 21M143+11#232#221
21M → 35K60+6#221#215
35K → 23M180+18#215#197
23M → 24M120+12#197#185
24M → 40K20+2#185#183
40K → 25.2M50+5#183#178
25.2M → Finish72+5#178#173
TOTALS22445+179
📊

Passing Visuals

Category:

📈Position Graph

Loading...

🎨Heatmap Timeline

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