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BOSTON MARATHON 2025

Juan Pablo Roberts Llano

Bib: 31636•M

0:00
0:00
/ mi
Masters
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Overall
#0 / 28404
Gender (Male)
#0 / 16105
Masters (Masters Men)
#0 / 10463
Division (M45-49)
#0 / 2386
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
8:50/mi
27:28
↑ 97↓ 3451.5%
10K· 6.21 mi
8:49/mi
54:51
↑ 79↓ 1380.4%
15K· 9.32 mi
8:40/mi
1:21:47
↑ 67↓ 78
20K· 12.43 mi
8:49/mi
1:49:10
↑ 106↓ 860.1%
Half· 13.11 mi
8:46/mi
1:55:09
↑ 19↓ 370.5%
25K· 15.53 mi
9:01/mi
2:17:00
↑ 66↓ 880.2%
30K· 18.64 mi
9:57/mi
2:47:55
↑ 181↓ 1480.2%
20M
10:00/mi
3:01:30
↑ 64↓ 500.2%
21M
12:05/mi
3:13:35
↑ 106↓ 241.6%
35K· 21.75 mi
8:55/mi
3:20:15
↑ 17↓ 861.7%
23M
11:26/mi
3:34:34
↑ 23↓ 630.6%
24M
11:59/mi
3:46:33
↓ 821.3%
40K· 24.85 mi
11:53/mi
3:56:43
↓ 200.3%
25.2M
14:44/mi
4:01:48
↑ 13↓ 160.2%
Finish· 26.22 mi
11:23/mi
4:13:24
↑ 22↓ 21

The Course

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Half Splits

1st Half· via HalfFaster
Distance13.11 mi
Time1:55:09
Pace8:47 /mi
2nd Half
Distance13.11 mi
Time2:18:15
Pace10:33 /mi
📊Positive Split: 20.1% slower second half

Checkpoint Splits

CheckpointDistanceTime of DayTimeAvg PaceSegment TimeSegment PaceDiff
5K
3.11 mi11:53:4227:288:5027:28
8:50
-
10K
6.21 mi12:21:0554:518:5027:23
8:49
-0:01
15K
9.32 mi12:48:011:21:478:4626:56
8:40
-0:09
20K
12.43 mi13:15:241:49:108:4727:23
8:49
+0:09
Half
13.11 mi13:21:231:55:098:475:59
8:46
-0:03
25K
15.53 mi13:43:142:17:008:4921:51
9:01
+0:15
30K
18.64 mi14:14:092:47:559:0030:55
9:57
+0:56
20M
20.00 mi14:27:443:01:309:0413:35
10:00
+0:03
21M
21.00 mi14:39:493:13:359:1312:05
12:05
+2:05
35K
21.75 mi14:46:293:20:159:126:40
8:55
-3:10
23M
23.00 mi15:00:483:34:349:2014:19
11:26
+2:31
24M
24.00 mi15:12:473:46:339:2611:59
11:59
+0:33
40K
24.85 mi15:22:573:56:439:3110:10
11:53
-0:06
25.2M
25.20 mi15:28:024:01:489:365:05
14:44
+2:51
Finish
26.22 mi15:39:384:13:249:4011:36
11:23
-3:21

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

8:40 /mi

Average Pace

9:40 /mi

Slowest Pace

14:44 /mi

Loading chart...
Fastest
Middle
Slowest
Average

📊Segments

Segment Time Comparison

Time at Faster Pace

2:23:40

57% of race

Time at Steady Pace

44:30

18% of race

Time at Slower Pace

1:05:14

26% of race

Average Pace: 9:40 /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 mi11:53:4227:288:5027:28
8:50
#21705
10K
6.21 mi12:21:0554:518:5027:23
8:49
#21584
15K
9.32 mi12:48:011:21:478:4626:56
8:40
#21118
20K
12.43 mi13:15:241:49:108:4727:23
8:49
#20834
Half
13.11 mi13:21:231:55:098:475:59
8:46
#20836
25K
15.53 mi13:43:142:17:008:4921:51
9:01
#20711
30K
18.64 mi14:14:092:47:559:0030:55
9:57
#20912
20M
20.00 mi14:27:443:01:309:0413:35
10:00
#20911
21M
21.00 mi14:39:493:13:359:1312:05
12:05
#21213
35K
21.75 mi14:46:293:20:159:126:40
8:55
#21066
23M
23.00 mi15:00:483:34:349:2014:19
11:26
#21347
24M
24.00 mi15:12:473:46:339:2611:59
11:59
#21658
40K
24.85 mi15:22:573:56:439:3110:10
11:53
#21818
25.2M
25.20 mi15:28:024:01:489:365:05
14:44
#21960
Finish
26.22 mi15:39:384:13:249:4011:36
11:23
#22164
Faster pace
Steady pace
Slower pace

Checkpoint and Segment Rankings

CheckpointDistanceSeg. DistOverallMalesM45-49Seg. OverallSeg. MalesSeg. M45-49
5K3.11 mi3.11 mi21705131811318120290(Top 71%)12646(Top 79%)12646(Top 530%)
10K6.21 mi3.10 mi21584+12113144+3713144+3721461(Top 76%)13119(Top 81%)13119(Top 550%)
15K9.32 mi3.11 mi21118+46612962+18212962+18220290(Top 71%)12646(Top 79%)12646(Top 530%)
20K12.43 mi3.11 mi20834+28412833+12912833+12919998(Top 70%)12466(Top 77%)12466(Top 522%)
Half13.11 mi0.68 mi20836-212835-212835-220757(Top 73%)12811(Top 80%)12811(Top 537%)
25K15.53 mi2.42 mi20711+12512775+6012775+6019954(Top 70%)12397(Top 77%)12397(Top 520%)
30K18.64 mi3.11 mi20912-20112816-4112816-4121458(Top 76%)12920(Top 80%)12920(Top 541%)
20M20.00 mi1.36 mi20911+112806+1012806+1020924(Top 74%)12554(Top 78%)12554(Top 526%)
21M21.00 mi1.00 mi21213-30212918-11212918-11223732(Top 84%)13787(Top 86%)13787(Top 578%)
35K21.75 mi0.75 mi21066+14712841+7712841+7717807(Top 63%)10979(Top 68%)10979(Top 460%)
23M23.00 mi1.25 mi21347-28112942-10112942-10124128(Top 85%)13900(Top 86%)13900(Top 583%)
24M24.00 mi1.00 mi21658-31113053-11113053-11125658(Top 90%)14625(Top 91%)14625(Top 613%)
40K24.85 mi0.85 mi21818-16013100-4713100-4724739(Top 87%)14133(Top 88%)14133(Top 592%)
25.2M25.20 mi0.35 mi21960-14213160-6013160-6026935(Top 95%)15231(Top 95%)15231(Top 638%)
Finish26.22 mi1.02 mi22164-20413233-7313233-7325973(Top 91%)14767(Top 92%)14767(Top 619%)

Segment Performance Analysis

10K→15K

0.0 - 3.1 mi

Top 71%
×21story building
+97ft-345ft

Overall

20290

Males

12646

M45-49

12646

5K→10K

3.1 - 6.2 mi

Top 76%
×5story building
+79ft-138ft

Overall

21461

Males

13119

M45-49

13119

10K→15K

6.2 - 9.3 mi

Top 71%
×3story building
+67ft-78ft

Overall

20290

Males

12646

M45-49

12646

15K→20K

9.3 - 12.4 mi

Top 70%
×5story building
+106ft-86ft

Overall

19998

Males

12466

M45-49

12466

20K→Half

12.4 - 13.1 mi

Top 73%
×2story building
+19ft-37ft

Overall

20757

Males

12811

M45-49

12811

Half→25K

13.1 - 15.5 mi

Top 70%
×4story building
+66ft-88ft

Overall

19954

Males

12397

M45-49

12397

25K→30K

15.5 - 18.6 mi

Top 76%
×9story building
+181ft-148ft

Overall

21458

Males

12920

M45-49

12920

30K→20M

18.6 - 20.0 mi

Top 74%
×5story building
+64ft-50ft

Overall

20924

Males

12554

M45-49

12554

20M→21M

20.0 - 21.0 mi

Top 84%
×8story building
+106ft-24ft

Overall

23732

Males

13787

M45-49

13787

21M→35K

21.0 - 21.8 mi

Top 63%
×7story building
+17ft-86ft

Overall

17807

Males

10979

M45-49

10979

35K→23M

21.8 - 23.0 mi

Top 85%
×5story building
+23ft-63ft

Overall

24128

Males

13900

M45-49

13900

23M→24M

23.0 - 24.0 mi

Top 90%
×6story building
+12ft-82ft

Overall

25658

Males

14625

M45-49

14625

24M→40K

24.0 - 24.9 mi

Top 87%
×1story
+6ft-20ft

Overall

24739

Males

14133

M45-49

14133

40K→25.2M

24.9 - 25.2 mi

Top 95%
×1story
+13ft-16ft

Overall

26935

Males

15231

M45-49

15231

25.2M→Finish

25.2 - 26.2 mi

Top 91%
×2story building
+22ft-21ft

Overall

25973

Males

14767

M45-49

14767

Passing Analysis

Category:
Athletes Passed
1920
Passed By
2379
Net Change
-459
SegmentAthletes PassedPassed ByNet ChangeStart RankEnd Rank
Start → 5K----#21705
5K → 10K334213+121#21705#21584
10K → 15K50337+466#21584#21118
15K → 20K34258+284#21118#20834
20K → Half2325-2#20834#20836
Half → 25K21590+125#20836#20711
25K → 30K152353-201#20711#20912
30K → 20M106105+1#20912#20911
20M → 21M24326-302#20911#21213
21M → 35K1470+147#21213#21066
35K → 23M33314-281#21066#21347
23M → 24M7318-311#21347#21658
24M → 40K16176-160#21658#21818
40K → 25.2M2144-142#21818#21960
25.2M → Finish16220-204#21960#22164
TOTALS19202379-459
📊

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