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BOSTON MARATHON 2025

Robin Hewson

Bib: 463•M

RI

0:00
0:00
/ mi
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Overall
#0 / 28404
Top 0.7%
Gender (Male)
#0 / 16105
Top 1%
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
17:30
Rank: #333
Start → 5K
17:30 | 5:38/mi
10K· 6.21 mi
34:58
Rank: #321 (+12)
5K → 10K
17:28 | 5:37/mi
15K· 9.32 mi
52:35
Rank: #325 (-4)
10K → 15K
17:37 | 5:40/mi
20K· 12.43 mi
1:10:23
Rank: #326 (-1)
15K → 20K
17:48 | 5:44/mi
Half· 13.11 mi
1:14:16
Rank: #336 (-10)
20K → Half
3:53 | 5:42/mi
25K· 15.53 mi
1:28:05
Rank: #318 (+18)
Half → 25K
13:49 | 5:42/mi
30K· 18.64 mi
1:46:07
Rank: #296 (+22)
25K → 30K
18:02 | 5:48/mi
20M
1:54:07
Rank: #285 (+11)
30K → 20M
8:00 | 5:53/mi
21M
2:00:12
Rank: #265 (+20)
20M → 21M
6:05 | 6:05/mi
35K· 21.75 mi
2:04:27
Rank: #257 (+8)
21M → 35K
4:15 | 5:41/mi
23M
2:11:47
Rank: #250 (+7)
35K → 23M
7:20 | 5:51/mi
24M
2:17:24
Rank: #235 (+15)
23M → 24M
5:37 | 5:37/mi
40K· 24.85 mi
2:22:22
Rank: #228 (+7)
24M → 40K
4:58 | 5:49/mi
25.2M
2:24:32
Rank: #222 (+6)
40K → 25.2M
2:10 | 6:17/mi
Finish· 26.22 mi
2:30:03
Rank: #211 (+11)
25.2M → Finish
5:31 | 5:25/mi

The Course

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Half Splits

1st Half· via HalfFaster
Distance13.11 mi
Time1:14:16
Pace5:40 /mi
2nd Half
Distance13.11 mi
Time1:15:47
Pace5:47 /mi
📊Positive Split: 2.0% slower second half

Checkpoint Splits

CheckpointDistanceTime of DayTimeAvg PaceSegment TimeSegment PaceDiff
5K
3.11 mi10:17:5317:305:3817:30
5:38
-
10K
6.21 mi10:35:2134:585:3817:28
5:37
-0:01
15K
9.32 mi10:52:5852:355:3817:37
5:40
+0:03
20K
12.43 mi11:10:461:10:235:4017:48
5:44
+0:04
Half
13.11 mi11:14:391:14:165:403:53
5:42
-0:02
25K
15.53 mi11:28:281:28:055:4013:49
5:42
0:00
30K
18.64 mi11:46:301:46:075:4218:02
5:48
+0:06
20M
20.00 mi11:54:301:54:075:428:00
5:53
+0:05
21M
21.00 mi12:00:352:00:125:436:05
6:05
+0:12
35K
21.75 mi12:04:502:04:275:434:15
5:41
-0:24
23M
23.00 mi12:12:102:11:475:447:20
5:51
+0:10
24M
24.00 mi12:17:472:17:245:445:37
5:37
-0:14
40K
24.85 mi12:22:452:22:225:444:58
5:49
+0:12
25.2M
25.20 mi12:24:552:24:325:442:10
6:17
+0:28
Finish
26.22 mi12:30:262:30:035:445:31
5:25
-0:52

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

5:25 /mi

Average Pace

5:44 /mi

Slowest Pace

6:17 /mi

Loading chart...
Fastest
Middle
Slowest
Average

📊Segments

Segment Time Comparison

Time at Faster Pace

2:21:48

95% of race

Time at Steady Pace

8:15

5% of race

Time at Slower Pace

0:00

0% of race

Average Pace: 5:43 /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 mi10:17:5317:305:3817:30
5:38
#333
10K
6.21 mi10:35:2134:585:3817:28
5:37
#321
15K
9.32 mi10:52:5852:355:3817:37
5:40
#325
20K
12.43 mi11:10:461:10:235:4017:48
5:44
#326
Half
13.11 mi11:14:391:14:165:403:53
5:42
#336
25K
15.53 mi11:28:281:28:055:4013:49
5:42
#318
30K
18.64 mi11:46:301:46:075:4218:02
5:48
#296
20M
20.00 mi11:54:301:54:075:428:00
5:53
#285
21M
21.00 mi12:00:352:00:125:436:05
6:05
#265
35K
21.75 mi12:04:502:04:275:434:15
5:41
#257
23M
23.00 mi12:12:102:11:475:447:20
5:51
#250
24M
24.00 mi12:17:472:17:245:445:37
5:37
#235
40K
24.85 mi12:22:452:22:225:444:58
5:49
#228
25.2M
25.20 mi12:24:552:24:325:442:10
6:17
#222
Finish
26.22 mi12:30:262:30:035:445:31
5:25
#211
Faster pace
Steady pace
Slower pace

Checkpoint and Segment Rankings

CheckpointDistanceSeg. DistOverallMalesM18-39Seg. OverallSeg. MalesSeg. M18-39
5K3.11 mi3.11 mi333301301335(Top 1%)307(Top 2%)307(Top 5%)
10K6.21 mi3.10 mi321+12292+9292+9322(Top 1%)293(Top 2%)293(Top 5%)
15K9.32 mi3.11 mi325-4296-4296-4335(Top 1%)307(Top 2%)307(Top 5%)
20K12.43 mi3.11 mi326-1297-1297-1351(Top 1%)322(Top 2%)322(Top 6%)
Half13.11 mi0.68 mi336-10307-10307-10398(Top 1%)371(Top 2%)371(Top 7%)
25K15.53 mi2.42 mi318+18290+17290+17283(Top 1.0%)257(Top 2%)257(Top 5%)
30K18.64 mi3.11 mi296+22269+21269+21249(Top 0.9%)227(Top 1%)227(Top 4%)
20M20.00 mi1.36 mi285+11258+11258+11256(Top 0.9%)236(Top 1%)236(Top 4%)
21M21.00 mi1.00 mi265+20240+18240+18176(Top 0.6%)162(Top 1%)162(Top 3%)
35K21.75 mi0.75 mi257+8234+6234+6242(Top 0.9%)222(Top 1%)222(Top 4%)
23M23.00 mi1.25 mi250+7227+7227+7205(Top 0.7%)189(Top 1%)189(Top 3%)
24M24.00 mi1.00 mi235+15212+15212+15138(Top 0.5%)127(Top 0.8%)127(Top 2%)
40K24.85 mi0.85 mi228+7206+6206+6194(Top 0.7%)179(Top 1%)179(Top 3%)
25.2M25.20 mi0.35 mi222+6200+6200+6209(Top 0.7%)193(Top 1%)193(Top 3%)
Finish26.22 mi1.02 mi211+11189+11189+1198(Top 0.3%)93(Top 0.6%)93(Top 2%)

Segment Performance Analysis

10K→15K

0.0 - 3.1 mi

Top 1%
×21stories
+97ft-345ft

Overall

335

Males

307

M18-39

307

5K→10K

3.1 - 6.2 mi

Top 1%
×5stories
+79ft-138ft

Overall

322

Males

293

M18-39

293

10K→15K

6.2 - 9.3 mi

Top 1%
×3stories
+67ft-78ft

Overall

335

Males

307

M18-39

307

15K→20K

9.3 - 12.4 mi

Top 1%
×5stories
+106ft-86ft

Overall

351

Males

322

M18-39

322

20K→Half

12.4 - 13.1 mi

Top 1%
×2stories
+19ft-37ft

Overall

398

Males

371

M18-39

371

Half→25K

13.1 - 15.5 mi

Top 1.0%
×4stories
+66ft-88ft

Overall

283

Males

257

M18-39

257

25K→30K

15.5 - 18.6 mi

Top 0.9%
×9stories
+181ft-148ft

Overall

249

Males

227

M18-39

227

30K→20M

18.6 - 20.0 mi

Top 0.9%
×5stories
+64ft-50ft

Overall

256

Males

236

M18-39

236

20M→21M

20.0 - 21.0 mi

Top 0.6%
×8stories
+106ft-24ft

Overall

176

Males

162

M18-39

162

21M→35K

21.0 - 21.8 mi

Top 0.9%
×7stories
+17ft-86ft

Overall

242

Males

222

M18-39

222

35K→23M

21.8 - 23.0 mi

Top 0.7%
×5stories
+23ft-63ft

Overall

205

Males

189

M18-39

189

23M→24M

23.0 - 24.0 mi

Top 0.5%
×6stories
+12ft-82ft

Overall

138

Males

127

M18-39

127

24M→40K

24.0 - 24.9 mi

Top 0.7%
×1story
+6ft-20ft

Overall

194

Males

179

M18-39

179

40K→25.2M

24.9 - 25.2 mi

Top 0.7%
×1story
+13ft-16ft

Overall

209

Males

193

M18-39

193

25.2M→Finish

25.2 - 26.2 mi

Top 0.3%
×2stories
+22ft-21ft

Overall

98

Males

93

M18-39

93

Passing Analysis

Category:
Athletes Passed
189
Passed By
67
Net Change
+122
SegmentAthletes PassedPassed ByNet ChangeStart RankEnd Rank
Start → 5K----#333
5K → 10K219+12#333#321
10K → 15K1418-4#321#325
15K → 20K1415-1#325#326
20K → Half010-10#326#336
Half → 25K224+18#336#318
25K → 30K275+22#318#296
30K → 20M121+11#296#285
20M → 21M200+20#285#265
21M → 35K91+8#265#257
35K → 23M114+7#257#250
23M → 24M150+15#250#235
24M → 40K70+7#235#228
40K → 25.2M60+6#228#222
25.2M → Finish110+11#222#211
TOTALS18967+122
📊

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