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BOSTON MARATHON 2025

Robert Roberts

Bib: 32329•M

PA

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

⏱️ Race Timeline

Start
0:00:00
Race begins
5K· 3.11 mi
29:10
Rank: #23871
Start → 5K
29:10 | 9:23/mi
10K· 6.21 mi
57:40
Rank: #23481 (+390)
5K → 10K
28:30 | 9:10/mi
15K· 9.32 mi
1:24:17
Rank: #22452 (+1029)
10K → 15K
26:37 | 8:34/mi
20K· 12.43 mi
1:52:14
Rank: #22067 (+385)
15K → 20K
27:57 | 9:00/mi
Half· 13.11 mi
1:58:01
Rank: #21937 (+130)
20K → Half
5:47 | 8:29/mi
25K· 15.53 mi
2:20:56
Rank: #21904 (+33)
Half → 25K
22:55 | 9:27/mi
30K· 18.64 mi
2:54:05
Rank: #22301 (-397)
25K → 30K
33:09 | 10:40/mi
20M
3:08:54
Rank: #22395 (-94)
30K → 20M
14:49 | 10:54/mi
21M
3:21:08
Rank: #22492 (-97)
20M → 21M
12:14 | 12:14/mi
35K· 21.75 mi
3:28:48
Rank: #22487 (+5)
21M → 35K
7:40 | 10:15/mi
23M
3:45:14
Rank: #22868 (-381)
35K → 23M
16:26 | 13:08/mi
24M
3:57:54
Rank: #23138 (-270)
23M → 24M
12:40 | 12:40/mi
40K· 24.85 mi
4:10:04
Rank: #23443 (-305)
24M → 40K
12:10 | 14:14/mi
25.2M
4:14:24
Rank: #23458 (-15)
40K → 25.2M
4:20 | 12:34/mi
Finish· 26.22 mi
4:23:37
Rank: #23344 (+114)
25.2M → Finish
9:13 | 9:03/mi

The Course

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Half Splits

1st Half· via HalfFaster
Distance13.11 mi
Time1:58:01
Pace9:00 /mi
2nd Half
Distance13.11 mi
Time2:25:36
Pace11:06 /mi
📊Positive Split: 23.4% slower second half

Checkpoint Splits

CheckpointDistanceTime of DayTimeAvg PaceSegment TimeSegment PaceDiff
5K
3.11 mi11:54:4429:109:2329:10
9:23
-
10K
6.21 mi12:23:1457:409:1728:30
9:10
-0:13
15K
9.32 mi12:49:511:24:179:0326:37
8:34
-0:36
20K
12.43 mi13:17:481:52:149:0227:57
9:00
+0:26
Half
13.11 mi13:23:351:58:019:005:47
8:29
-0:31
25K
15.53 mi13:46:302:20:569:0422:55
9:27
+0:58
30K
18.64 mi14:19:392:54:059:2033:09
10:40
+1:13
20M
20.00 mi14:34:283:08:549:2714:49
10:54
+0:14
21M
21.00 mi14:46:423:21:089:3512:14
12:14
+1:20
35K
21.75 mi14:54:223:28:489:367:40
10:15
-1:59
23M
23.00 mi15:10:483:45:149:4816:26
13:08
+2:53
24M
24.00 mi15:23:283:57:549:5512:40
12:40
-0:28
40K
24.85 mi15:35:384:10:0410:0412:10
14:14
+1:34
25.2M
25.20 mi15:39:584:14:2410:064:20
12:34
-1:40
Finish
26.22 mi15:49:114:23:3710:049:13
9:03
-3:31

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

8:29 /mi

Average Pace

10:04 /mi

Slowest Pace

14:14 /mi

Loading chart...
Fastest
Middle
Slowest
Average

📊Segments

Segment Time Comparison

Time at Faster Pace

1:38:04

37% of race

Time at Steady Pace

1:47:43

41% of race

Time at Slower Pace

57:50

22% of race

Average Pace: 10:03 /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 mi11:54:4429:109:2329:10
9:23
#23871
10K
6.21 mi12:23:1457:409:1728:30
9:10
#23481
15K
9.32 mi12:49:511:24:179:0326:37
8:34
#22452
20K
12.43 mi13:17:481:52:149:0227:57
9:00
#22067
Half
13.11 mi13:23:351:58:019:005:47
8:29
#21937
25K
15.53 mi13:46:302:20:569:0422:55
9:27
#21904
30K
18.64 mi14:19:392:54:059:2033:09
10:40
#22301
20M
20.00 mi14:34:283:08:549:2714:49
10:54
#22395
21M
21.00 mi14:46:423:21:089:3512:14
12:14
#22492
35K
21.75 mi14:54:223:28:489:367:40
10:15
#22487
23M
23.00 mi15:10:483:45:149:4816:26
13:08
#22868
24M
24.00 mi15:23:283:57:549:5512:40
12:40
#23138
40K
24.85 mi15:35:384:10:0410:0412:10
14:14
#23443
25.2M
25.20 mi15:39:584:14:2410:064:20
12:34
#23458
Finish
26.22 mi15:49:114:23:3710:049:13
9:03
#23344
Faster pace
Steady pace
Slower pace

Checkpoint and Segment Rankings

CheckpointDistanceSeg. DistOverallMalesM18-39Seg. OverallSeg. MalesSeg. M18-39
5K3.11 mi3.11 mi23871141781417819740(Top 69%)12393(Top 77%)12393(Top 220%)
10K6.21 mi3.10 mi23481+39014011+16714011+16723089(Top 81%)13847(Top 86%)13847(Top 245%)
15K9.32 mi3.11 mi22452+102913557+45413557+45419740(Top 69%)12393(Top 77%)12393(Top 220%)
20K12.43 mi3.11 mi22067+38513373+18413373+18420945(Top 74%)12868(Top 80%)12868(Top 228%)
Half13.11 mi0.68 mi21937+13013312+6113312+6119045(Top 67%)12085(Top 75%)12085(Top 214%)
25K15.53 mi2.42 mi21904+3313292+2013292+2021709(Top 76%)13168(Top 82%)13168(Top 233%)
30K18.64 mi3.11 mi22301-39713448-15613448-15623318(Top 82%)13754(Top 85%)13754(Top 244%)
20M20.00 mi1.36 mi22395-9413464-1613464-1623400(Top 82%)13711(Top 85%)13711(Top 243%)
21M21.00 mi1.00 mi22492-9713489-2513489-2523988(Top 84%)13903(Top 86%)13903(Top 246%)
35K21.75 mi0.75 mi22487+513471+1813471+1822545(Top 79%)13184(Top 82%)13184(Top 234%)
23M23.00 mi1.25 mi22868-38113617-14613617-14626533(Top 93%)15099(Top 94%)15099(Top 268%)
24M24.00 mi1.00 mi23138-27013712-9513712-9526505(Top 93%)15064(Top 94%)15064(Top 267%)
40K24.85 mi0.85 mi23443-30513857-14513857-14527358(Top 96%)15477(Top 96%)15477(Top 274%)
25.2M25.20 mi0.35 mi23458-1513849+813849+824307(Top 86%)13921(Top 86%)13921(Top 247%)
Finish26.22 mi1.02 mi23344+11413787+6213787+6219263(Top 68%)11471(Top 71%)11471(Top 203%)

Segment Performance Analysis

10K→15K

0.0 - 3.1 mi

Top 69%
×21stories
+97ft-345ft

Overall

19740

Males

12393

M18-39

12393

5K→10K

3.1 - 6.2 mi

Top 81%
×5stories
+79ft-138ft

Overall

23089

Males

13847

M18-39

13847

10K→15K

6.2 - 9.3 mi

Top 69%
×3stories
+67ft-78ft

Overall

19740

Males

12393

M18-39

12393

15K→20K

9.3 - 12.4 mi

Top 74%
×5stories
+106ft-86ft

Overall

20945

Males

12868

M18-39

12868

20K→Half

12.4 - 13.1 mi

Top 67%
×2stories
+19ft-37ft

Overall

19045

Males

12085

M18-39

12085

Half→25K

13.1 - 15.5 mi

Top 76%
×4stories
+66ft-88ft

Overall

21709

Males

13168

M18-39

13168

25K→30K

15.5 - 18.6 mi

Top 82%
×9stories
+181ft-148ft

Overall

23318

Males

13754

M18-39

13754

30K→20M

18.6 - 20.0 mi

Top 82%
×5stories
+64ft-50ft

Overall

23400

Males

13711

M18-39

13711

20M→21M

20.0 - 21.0 mi

Top 84%
×8stories
+106ft-24ft

Overall

23988

Males

13903

M18-39

13903

21M→35K

21.0 - 21.8 mi

Top 79%
×7stories
+17ft-86ft

Overall

22545

Males

13184

M18-39

13184

35K→23M

21.8 - 23.0 mi

Top 93%
×5stories
+23ft-63ft

Overall

26533

Males

15099

M18-39

15099

23M→24M

23.0 - 24.0 mi

Top 93%
×6stories
+12ft-82ft

Overall

26505

Males

15064

M18-39

15064

24M→40K

24.0 - 24.9 mi

Top 96%
×1story
+6ft-20ft

Overall

27358

Males

15477

M18-39

15477

40K→25.2M

24.9 - 25.2 mi

Top 86%
×1story
+13ft-16ft

Overall

24307

Males

13921

M18-39

13921

25.2M→Finish

25.2 - 26.2 mi

Top 68%
×2stories
+22ft-21ft

Overall

19263

Males

11471

M18-39

11471

Passing Analysis

Category:
Athletes Passed
2612
Passed By
2085
Net Change
+527
SegmentAthletes PassedPassed ByNet ChangeStart RankEnd Rank
Start → 5K----#23871
5K → 10K47989+390#23871#23481
10K → 15K10290+1029#23481#22452
15K → 20K40722+385#22452#22067
20K → Half1300+130#22067#21937
Half → 25K165132+33#21937#21904
25K → 30K88485-397#21904#22301
30K → 20M45139-94#22301#22395
20M → 21M49146-97#22395#22492
21M → 35K4843+5#22492#22487
35K → 23M13394-381#22487#22868
23M → 24M14284-270#22868#23138
24M → 40K7312-305#23138#23443
40K → 25.2M1934-15#23443#23458
25.2M → Finish1195+114#23458#23344
TOTALS26122085+527
📊

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