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BOSTON MARATHON 2025

Robert Webber

Bib: 584•M

CA

0:00
0:00
/ mi
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Overall
#0 / 28404
Top 1%
Gender (Male)
#0 / 16105
Top 2%
Division (M18-39)
#0 / 5642
Top 5%
Race Day Weather
50°/40°F
broken clouds

⏱️ Race Timeline

Course Elevation
7–469 ft
≈
×2stacked redwood trees
•▲ 890 ft climb · ▼ 1342 ft descent
Ribbon color based on
FasterSteadySlower· vs. your average pace
Start
0:00
Race begins
5K· 3.11 mi
5:50/mi
18:06
↑ 97↓ 3451.5%
10K· 6.21 mi
5:52/mi
36:20
↑ 79↓ 1380.4%
15K· 9.32 mi
5:52/mi
54:33
↑ 67↓ 78
20K· 12.43 mi
5:52/mi
1:12:48
↑ 106↓ 860.1%
Half· 13.11 mi
5:42/mi
1:16:41
↑ 19↓ 370.5%
25K· 15.53 mi
5:49/mi
1:30:47
↑ 66↓ 880.2%
30K· 18.64 mi
5:55/mi
1:49:10
↑ 181↓ 1480.2%
20M
5:56/mi
1:57:14
↑ 64↓ 500.2%
21M
6:14/mi
2:03:28
↑ 106↓ 241.6%
35K· 21.75 mi
5:45/mi
2:07:46
↑ 17↓ 861.7%
23M
5:55/mi
2:15:11
↑ 23↓ 630.6%
24M
5:49/mi
2:21:00
↓ 821.3%
40K· 24.85 mi
5:51/mi
2:26:00
↓ 200.3%
25.2M
6:26/mi
2:28:13
↑ 13↓ 160.2%
Finish· 26.22 mi
5:41/mi
2:34:01
↑ 22↓ 21

The Course

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Half Splits

1st Half· via Half⚖️ Balanced
Distance13.11 mi
Time1:16:41
Pace5:51 /mi
2nd Half⚖️ Balanced
Distance13.11 mi
Time1:17:20
Pace5:54 /mi
📊Even Split: Consistent pacing between halves

Checkpoint Splits

CheckpointDistanceTime of DayTimeAvg PaceSegment TimeSegment PaceDiff
5K
3.11 mi10:18:1118:065:5018:06
5:50
-
10K
6.21 mi10:36:2536:205:5118:14
5:52
+0:02
15K
9.32 mi10:54:3854:335:5118:13
5:52
0:00
20K
12.43 mi11:12:531:12:485:5118:15
5:52
0:00
Half
13.11 mi11:16:461:16:415:513:53
5:42
-0:10
25K
15.53 mi11:30:521:30:475:5114:06
5:49
+0:07
30K
18.64 mi11:49:151:49:105:5118:23
5:55
+0:06
20M
20.00 mi11:57:191:57:145:528:04
5:56
+0:01
21M
21.00 mi12:03:332:03:285:536:14
6:14
+0:18
35K
21.75 mi12:07:512:07:465:524:18
5:45
-0:29
23M
23.00 mi12:15:162:15:115:537:25
5:55
+0:10
24M
24.00 mi12:21:052:21:005:535:49
5:49
-0:06
40K
24.85 mi12:26:052:26:005:525:00
5:51
+0:02
25.2M
25.20 mi12:28:182:28:135:532:13
6:26
+0:35
Finish
26.22 mi12:34:062:34:015:535:48
5:41
-0:45

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

5:41 /mi

Average Pace

5:53 /mi

Slowest Pace

6:26 /mi

Loading chart...
Fastest
Middle
Slowest
Average

📊Segments

Segment Time Comparison

Time at Faster Pace

2:31:48

99% of race

Time at Steady Pace

2:13

1% of race

Time at Slower Pace

0:00

0% of race

Average Pace: 5:52 /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 mi10:18:1118:065:5018:06
5:50
#659
10K
6.21 mi10:36:2536:205:5118:14
5:52
#684
15K
9.32 mi10:54:3854:335:5118:13
5:52
#667
20K
12.43 mi11:12:531:12:485:5118:15
5:52
#629
Half
13.11 mi11:16:461:16:415:513:53
5:42
#614
25K
15.53 mi11:30:521:30:475:5114:06
5:49
#572
30K
18.64 mi11:49:151:49:105:5118:23
5:55
#517
20M
20.00 mi11:57:191:57:145:528:04
5:56
#490
21M
21.00 mi12:03:332:03:285:536:14
6:14
#466
35K
21.75 mi12:07:512:07:465:524:18
5:45
#450
23M
23.00 mi12:15:162:15:115:537:25
5:55
#432
24M
24.00 mi12:21:052:21:005:535:49
5:49
#414
40K
24.85 mi12:26:052:26:005:525:00
5:51
#398
25.2M
25.20 mi12:28:182:28:135:532:13
6:26
#394
Finish
26.22 mi12:34:062:34:015:535:48
5:41
#374
Faster pace
Steady pace
Slower pace

Checkpoint and Segment Rankings

CheckpointDistanceSeg. DistOverallMalesM18-39Seg. OverallSeg. MalesSeg. M18-39
5K3.11 mi3.11 mi659612612653(Top 2%)607(Top 4%)607(Top 11%)
10K6.21 mi3.10 mi684-25638-26638-26752(Top 3%)705(Top 4%)705(Top 12%)
15K9.32 mi3.11 mi667+17619+19619+19653(Top 2%)607(Top 4%)607(Top 11%)
20K12.43 mi3.11 mi629+38582+37582+37561(Top 2%)518(Top 3%)518(Top 9%)
Half13.11 mi0.68 mi614+15568+14568+14410(Top 1%)383(Top 2%)383(Top 7%)
25K15.53 mi2.42 mi572+42527+41527+41436(Top 2%)404(Top 3%)404(Top 7%)
30K18.64 mi3.11 mi517+55472+55472+55379(Top 1%)352(Top 2%)352(Top 6%)
20M20.00 mi1.36 mi490+27451+21451+21311(Top 1%)287(Top 2%)287(Top 5%)
21M21.00 mi1.00 mi466+24429+22429+22283(Top 1.0%)264(Top 2%)264(Top 5%)
35K21.75 mi0.75 mi450+16414+15414+15322(Top 1%)300(Top 2%)300(Top 5%)
23M23.00 mi1.25 mi432+18398+16398+16264(Top 0.9%)245(Top 2%)245(Top 4%)
24M24.00 mi1.00 mi414+18383+15383+15294(Top 1%)272(Top 2%)272(Top 5%)
40K24.85 mi0.85 mi398+16367+16367+16230(Top 0.8%)210(Top 1%)210(Top 4%)
25.2M25.20 mi0.35 mi394+4364+3364+3348(Top 1%)322(Top 2%)322(Top 6%)
Finish26.22 mi1.02 mi374+20345+19345+19347(Top 1%)324(Top 2%)324(Top 6%)

Segment Performance Analysis

10K→15K

0.0 - 3.1 mi

Top 2%
×21story building
+97ft-345ft

Overall

653

Males

607

M18-39

607

5K→10K

3.1 - 6.2 mi

Top 3%
×5story building
+79ft-138ft

Overall

752

Males

705

M18-39

705

10K→15K

6.2 - 9.3 mi

Top 2%
×3story building
+67ft-78ft

Overall

653

Males

607

M18-39

607

15K→20K

9.3 - 12.4 mi

Top 2%
×5story building
+106ft-86ft

Overall

561

Males

518

M18-39

518

20K→Half

12.4 - 13.1 mi

Top 1%
×2story building
+19ft-37ft

Overall

410

Males

383

M18-39

383

Half→25K

13.1 - 15.5 mi

Top 2%
×4story building
+66ft-88ft

Overall

436

Males

404

M18-39

404

25K→30K

15.5 - 18.6 mi

Top 1%
×9story building
+181ft-148ft

Overall

379

Males

352

M18-39

352

30K→20M

18.6 - 20.0 mi

Top 1%
×5story building
+64ft-50ft

Overall

311

Males

287

M18-39

287

20M→21M

20.0 - 21.0 mi

Top 1.0%
×8story building
+106ft-24ft

Overall

283

Males

264

M18-39

264

21M→35K

21.0 - 21.8 mi

Top 1%
×7story building
+17ft-86ft

Overall

322

Males

300

M18-39

300

35K→23M

21.8 - 23.0 mi

Top 0.9%
×5story building
+23ft-63ft

Overall

264

Males

245

M18-39

245

23M→24M

23.0 - 24.0 mi

Top 1%
×6story building
+12ft-82ft

Overall

294

Males

272

M18-39

272

24M→40K

24.0 - 24.9 mi

Top 0.8%
×1story
+6ft-20ft

Overall

230

Males

210

M18-39

210

40K→25.2M

24.9 - 25.2 mi

Top 1%
×1story
+13ft-16ft

Overall

348

Males

322

M18-39

322

25.2M→Finish

25.2 - 26.2 mi

Top 1%
×2story building
+22ft-21ft

Overall

347

Males

324

M18-39

324

Passing Analysis

Category:
Athletes Passed
373
Passed By
88
Net Change
+285
SegmentAthletes PassedPassed ByNet ChangeStart RankEnd Rank
Start → 5K----#659
5K → 10K2348-25#659#684
10K → 15K3417+17#684#667
15K → 20K468+38#667#629
20K → Half150+15#629#614
Half → 25K442+42#614#572
25K → 30K583+55#572#517
30K → 20M281+27#517#490
20M → 21M240+24#490#466
21M → 35K182+16#466#450
35K → 23M224+18#450#432
23M → 24M180+18#432#414
24M → 40K171+16#414#398
40K → 25.2M40+4#398#394
25.2M → Finish222+20#394#374
TOTALS37388+285
📊

Passing Visuals

Category:
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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