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BOSTON MARATHON 2025

Bradley Roberts

Bib: 9051•M

WA

0:00
0:00
/ mi
Masters
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Overall
#0 / 28404
Top 13%
Gender (Male)
#0 / 16105
Top 21%
Masters (Masters Men)
#0 / 10463
Top 8%
Division (M40-44)
#0 / 2247
Top 23%
Race Day Weather
50°/40°F
broken clouds

⏱️ Race Timeline

Start
0:00:00
Race begins
5K· 3.11 mi
20:03
Rank: #3472
Start → 5K
6:27/mi
20:03 split
10K· 6.21 mi
40:03
Rank: #3367 (+105)
5K → 10K
6:26/mi
20:00 split
15K· 9.32 mi
1:00:08
Rank: #3331 (+36)
10K → 15K
6:28/mi
20:05 split
20K· 12.43 mi
1:20:41
Rank: #3445 (-114)
15K → 20K
6:37/mi
20:33 split
Half· 13.11 mi
1:25:11
Rank: #3488 (-43)
20K → Half
6:36/mi
4:30 split
25K· 15.53 mi
1:41:40
Rank: #3658 (-170)
Half → 25K
6:48/mi
16:29 split
30K· 18.64 mi
2:04:27
Rank: #4124 (-466)
25K → 30K
7:20/mi
22:47 split
20M
2:14:11
Rank: #4172 (-48)
30K → 20M
7:10/mi
9:44 split
21M
2:21:27
Rank: #4106 (+66)
20M → 21M
7:16/mi
7:16 split
35K· 21.75 mi
2:26:27
Rank: #4069 (+37)
21M → 35K
6:41/mi
5:00 split
23M
2:35:13
Rank: #4011 (+58)
35K → 23M
7:00/mi
8:46 split
24M
2:41:56
Rank: #3940 (+71)
23M → 24M
6:43/mi
6:43 split
40K· 24.85 mi
2:47:44
Rank: #3860 (+80)
24M → 40K
6:47/mi
5:48 split
25.2M
2:50:17
Rank: #3813 (+47)
40K → 25.2M
7:24/mi
2:33 split
Finish· 26.22 mi
2:56:50
Rank: #3703 (+110)
25.2M → Finish
6:26/mi
6:33 split

The Course

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Half Splits

1st Half· via HalfFaster
Distance13.11 mi
Time1:25:11
Pace6:30 /mi
2nd Half
Distance13.11 mi
Time1:31:39
Pace6:59 /mi
📊Positive Split: 7.6% slower second half

Checkpoint Splits

CheckpointDistanceTime of DayTimeAvg PaceSegment TimeSegment PaceDiff
5K
3.11 mi10:45:1620:036:2720:03
6:27
-
10K
6.21 mi11:05:1640:036:2720:00
6:26
-0:01
15K
9.32 mi11:25:211:00:086:2720:05
6:28
+0:02
20K
12.43 mi11:45:541:20:416:3020:33
6:37
+0:09
Half
13.11 mi11:50:241:25:116:304:30
6:36
-0:01
25K
15.53 mi12:06:531:41:406:3316:29
6:48
+0:12
30K
18.64 mi12:29:402:04:276:4122:47
7:20
+0:32
20M
20.00 mi12:39:242:14:116:439:44
7:10
-0:10
21M
21.00 mi12:46:402:21:276:447:16
7:16
+0:06
35K
21.75 mi12:51:402:26:276:445:00
6:41
-0:35
23M
23.00 mi13:00:262:35:136:458:46
7:00
+0:19
24M
24.00 mi13:07:092:41:566:456:43
6:43
-0:17
40K
24.85 mi13:12:572:47:446:455:48
6:47
+0:04
25.2M
25.20 mi13:15:302:50:176:452:33
7:24
+0:37
Finish
26.22 mi13:22:032:56:506:456:33
6:26
-0:58

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

6:26 /mi

Average Pace

6:45 /mi

Slowest Pace

7:24 /mi

Loading chart...
Fastest
Middle
Slowest
Average

📊Segments

Segment Time Comparison

Time at Faster Pace

2:14:30

76% of race

Time at Steady Pace

42:20

24% of race

Time at Slower Pace

0:00

0% of race

Average Pace: 6:45 /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 mi10:45:1620:036:2720:03
6:27
#3472
10K
6.21 mi11:05:1640:036:2720:00
6:26
#3367
15K
9.32 mi11:25:211:00:086:2720:05
6:28
#3331
20K
12.43 mi11:45:541:20:416:3020:33
6:37
#3445
Half
13.11 mi11:50:241:25:116:304:30
6:36
#3488
25K
15.53 mi12:06:531:41:406:3316:29
6:48
#3658
30K
18.64 mi12:29:402:04:276:4122:47
7:20
#4124
20M
20.00 mi12:39:242:14:116:439:44
7:10
#4172
21M
21.00 mi12:46:402:21:276:447:16
7:16
#4106
35K
21.75 mi12:51:402:26:276:445:00
6:41
#4069
23M
23.00 mi13:00:262:35:136:458:46
7:00
#4011
24M
24.00 mi13:07:092:41:566:456:43
6:43
#3940
40K
24.85 mi13:12:572:47:446:455:48
6:47
#3860
25.2M
25.20 mi13:15:302:50:176:452:33
7:24
#3813
Finish
26.22 mi13:22:032:56:506:456:33
6:26
#3703
Faster pace
Steady pace
Slower pace

Checkpoint and Segment Rankings

CheckpointDistanceSeg. DistOverallMalesM40-44Seg. OverallSeg. MalesSeg. M40-44
5K3.11 mi3.11 mi3472329932993325(Top 12%)3155(Top 20%)3155(Top 140%)
10K6.21 mi3.10 mi3367+1053197+1023197+1023280(Top 12%)3117(Top 19%)3117(Top 139%)
15K9.32 mi3.11 mi3331+363162+353162+353325(Top 12%)3155(Top 20%)3155(Top 140%)
20K12.43 mi3.11 mi3445-1143265-1033265-1033782(Top 13%)3567(Top 22%)3567(Top 159%)
Half13.11 mi0.68 mi3488-433305-403305-404293(Top 15%)4015(Top 25%)4015(Top 179%)
25K15.53 mi2.42 mi3658-1703455-1503455-1504832(Top 17%)4440(Top 28%)4440(Top 198%)
30K18.64 mi3.11 mi4124-4663865-4103865-4106628(Top 23%)5725(Top 36%)5725(Top 255%)
20M20.00 mi1.36 mi4172-483903-383903-384966(Top 17%)4451(Top 28%)4451(Top 198%)
21M21.00 mi1.00 mi4106+663838+653838+653439(Top 12%)3151(Top 20%)3151(Top 140%)
35K21.75 mi0.75 mi4069+373799+393799+393380(Top 12%)3079(Top 19%)3079(Top 137%)
23M23.00 mi1.25 mi4011+583735+643735+643750(Top 13%)3373(Top 21%)3373(Top 150%)
24M24.00 mi1.00 mi3940+713663+723663+723045(Top 11%)2758(Top 17%)2758(Top 123%)
40K24.85 mi0.85 mi3860+803585+783585+782751(Top 10%)2495(Top 15%)2495(Top 111%)
25.2M25.20 mi0.35 mi3813+473543+423543+422890(Top 10%)2569(Top 16%)2569(Top 114%)
Finish26.22 mi1.02 mi3703+1103443+1003443+1002440(Top 9%)2220(Top 14%)2220(Top 99%)

Segment Performance Analysis

10K→15K

0.0 - 3.1 mi

Top 12%
×21story building
+97ft-345ft

Overall

3325

Males

3155

M40-44

3155

5K→10K

3.1 - 6.2 mi

Top 12%
×5story building
+79ft-138ft

Overall

3280

Males

3117

M40-44

3117

10K→15K

6.2 - 9.3 mi

Top 12%
×3story building
+67ft-78ft

Overall

3325

Males

3155

M40-44

3155

15K→20K

9.3 - 12.4 mi

Top 13%
×5story building
+106ft-86ft

Overall

3782

Males

3567

M40-44

3567

20K→Half

12.4 - 13.1 mi

Top 15%
×2story building
+19ft-37ft

Overall

4293

Males

4015

M40-44

4015

Half→25K

13.1 - 15.5 mi

Top 17%
×4story building
+66ft-88ft

Overall

4832

Males

4440

M40-44

4440

25K→30K

15.5 - 18.6 mi

Top 23%
×9story building
+181ft-148ft

Overall

6628

Males

5725

M40-44

5725

30K→20M

18.6 - 20.0 mi

Top 17%
×5story building
+64ft-50ft

Overall

4966

Males

4451

M40-44

4451

20M→21M

20.0 - 21.0 mi

Top 12%
×8story building
+106ft-24ft

Overall

3439

Males

3151

M40-44

3151

21M→35K

21.0 - 21.8 mi

Top 12%
×7story building
+17ft-86ft

Overall

3380

Males

3079

M40-44

3079

35K→23M

21.8 - 23.0 mi

Top 13%
×5story building
+23ft-63ft

Overall

3750

Males

3373

M40-44

3373

23M→24M

23.0 - 24.0 mi

Top 11%
×6story building
+12ft-82ft

Overall

3045

Males

2758

M40-44

2758

24M→40K

24.0 - 24.9 mi

Top 10%
×1story
+6ft-20ft

Overall

2751

Males

2495

M40-44

2495

40K→25.2M

24.9 - 25.2 mi

Top 10%
×1story
+13ft-16ft

Overall

2890

Males

2569

M40-44

2569

25.2M→Finish

25.2 - 26.2 mi

Top 9%
×2story building
+22ft-21ft

Overall

2440

Males

2220

M40-44

2220

Passing Analysis

Category:
Athletes Passed
1084
Passed By
1315
Net Change
-231
SegmentAthletes PassedPassed ByNet ChangeStart RankEnd Rank
Start → 5K----#3472
5K → 10K18681+105#3472#3367
10K → 15K11781+36#3367#3331
15K → 20K64178-114#3331#3445
20K → Half649-43#3445#3488
Half → 25K38208-170#3488#3658
25K → 30K31497-466#3658#4124
30K → 20M55103-48#4124#4172
20M → 21M8923+66#4172#4106
21M → 35K5417+37#4106#4069
35K → 23M9638+58#4069#4011
23M → 24M8918+71#4011#3940
24M → 40K888+80#3940#3860
40K → 25.2M503+47#3860#3813
25.2M → Finish12111+110#3813#3703
TOTALS10841315-231
📊

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