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BOSTON MARATHON 2025

Alfonso Rojas

Bib: 28536•M

0:00
0:00
/ mi
Masters
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Overall
#0 / 28404
Gender (Male)
#0 / 16105
Masters (Masters Men)
#0 / 10463
Division (M55-59)
#0 / 1648
Race Day Weather
50°/40°F
broken clouds

⏱️ Race Timeline

Start
0:00:00
Race begins
5K· 3.11 mi
29:12
Rank: #23911
Start → 5K
29:12 | 9:24/mi
10K· 6.21 mi
58:06
Rank: #23726 (+185)
5K → 10K
28:54 | 9:18/mi
15K· 9.32 mi
1:27:03
Rank: #23578 (+148)
10K → 15K
28:57 | 9:19/mi
20K· 12.43 mi
1:56:45
Rank: #23446 (+132)
15K → 20K
29:42 | 9:34/mi
Half· 13.11 mi
2:03:24
Rank: #23496 (-50)
20K → Half
6:39 | 9:45/mi
25K· 15.53 mi
2:29:02
Rank: #23679 (-183)
Half → 25K
25:38 | 10:34/mi
30K· 18.64 mi
3:04:15
Rank: #23905 (-226)
25K → 30K
35:13 | 11:20/mi
20M
3:19:39
Rank: #23965 (-60)
30K → 20M
15:24 | 11:20/mi
21M
3:31:28
Rank: #23907 (+58)
20M → 21M
11:49 | 11:49/mi
35K· 21.75 mi
3:39:57
Rank: #23967 (-60)
21M → 35K
8:29 | 11:20/mi
23M
3:54:36
Rank: #23999 (-32)
35K → 23M
14:39 | 11:42/mi
24M
4:05:42
Rank: #24009 (-10)
23M → 24M
11:06 | 11:06/mi
40K· 24.85 mi
4:16:18
Rank: #24117 (-108)
24M → 40K
10:36 | 12:24/mi
25.2M
4:20:58
Rank: #24155 (-38)
40K → 25.2M
4:40 | 13:32/mi
Finish· 26.22 mi
4:31:50
Rank: #24173 (-18)
25.2M → Finish
10:52 | 10:40/mi

The Course

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Half Splits

1st Half· via HalfFaster
Distance13.11 mi
Time2:03:24
Pace9:25 /mi
2nd Half
Distance13.11 mi
Time2:28:26
Pace11:19 /mi
📊Positive Split: 20.3% slower second half

Checkpoint Splits

CheckpointDistanceTime of DayTimeAvg PaceSegment TimeSegment PaceDiff
5K
3.11 mi11:47:2529:129:2429:12
9:24
-
10K
6.21 mi12:16:1958:069:2128:54
9:18
-0:06
15K
9.32 mi12:45:161:27:039:2028:57
9:19
+0:01
20K
12.43 mi13:14:581:56:459:2429:42
9:34
+0:15
Half
13.11 mi13:21:372:03:249:256:39
9:45
+0:11
25K
15.53 mi13:47:152:29:029:3625:38
10:34
+0:49
30K
18.64 mi14:22:283:04:159:5335:13
11:20
+0:46
20M
20.00 mi14:37:523:19:399:5915:24
11:20
0:00
21M
21.00 mi14:49:413:31:2810:0411:49
11:49
+0:29
35K
21.75 mi14:58:103:39:5710:078:29
11:20
-0:29
23M
23.00 mi15:12:493:54:3610:1214:39
11:42
+0:22
24M
24.00 mi15:23:554:05:4210:1411:06
11:06
-0:36
40K
24.85 mi15:34:314:16:1810:1910:36
12:24
+1:18
25.2M
25.20 mi15:39:114:20:5810:214:40
13:32
+1:08
Finish
26.22 mi15:50:034:31:5010:2310:52
10:40
-2:52

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

9:18 /mi

Average Pace

10:23 /mi

Slowest Pace

13:32 /mi

Loading chart...
Fastest
Middle
Slowest
Average

📊Segments

Segment Time Comparison

Time at Faster Pace

2:03:24

45% of race

Time at Steady Pace

2:01:21

45% of race

Time at Slower Pace

27:05

10% of race

Average Pace: 10:22 /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 mi11:47:2529:129:2429:12
9:24
#23911
10K
6.21 mi12:16:1958:069:2128:54
9:18
#23726
15K
9.32 mi12:45:161:27:039:2028:57
9:19
#23578
20K
12.43 mi13:14:581:56:459:2429:42
9:34
#23446
Half
13.11 mi13:21:372:03:249:256:39
9:45
#23496
25K
15.53 mi13:47:152:29:029:3625:38
10:34
#23679
30K
18.64 mi14:22:283:04:159:5335:13
11:20
#23905
20M
20.00 mi14:37:523:19:399:5915:24
11:20
#23965
21M
21.00 mi14:49:413:31:2810:0411:49
11:49
#23907
35K
21.75 mi14:58:103:39:5710:078:29
11:20
#23967
23M
23.00 mi15:12:493:54:3610:1214:39
11:42
#23999
24M
24.00 mi15:23:554:05:4210:1411:06
11:06
#24009
40K
24.85 mi15:34:314:16:1810:1910:36
12:24
#24117
25.2M
25.20 mi15:39:114:20:5810:214:40
13:32
#24155
Finish
26.22 mi15:50:034:31:5010:2310:52
10:40
#24173
Faster pace
Steady pace
Slower pace
Est.Checkpoint not recorded (estimated)
~Segment time uses estimated prior

Checkpoint and Segment Rankings

CheckpointDistanceSeg. DistOverallMalesM55-59Seg. OverallSeg. MalesSeg. M55-59
5K3.11 mi3.11 mi23911141991419923268(Top 82%)13962(Top 87%)13962(Top 847%)
10K6.21 mi3.10 mi23726+18514124+7514124+7523536(Top 83%)14046(Top 87%)14046(Top 852%)
15K9.32 mi3.11 mi23578+14814069+5514069+5523268(Top 82%)13962(Top 87%)13962(Top 847%)
20K12.43 mi3.11 mi23446+13214016+5314016+5323088(Top 81%)13827(Top 86%)13827(Top 839%)
Half13.11 mi0.68 mi23496-5014038-2214038-2224231(Top 85%)14333(Top 89%)14333(Top 870%)
25K15.53 mi2.42 mi23679-18314102-6414102-6424500(Top 86%)14423(Top 90%)14423(Top 875%)
30K18.64 mi3.11 mi23905-22614163-6114163-6124598(Top 87%)14357(Top 89%)14357(Top 871%)
20M20.00 mi1.36 mi23965-6014175-1214175-1224255(Top 85%)14103(Top 88%)14103(Top 856%)
21M21.00 mi1.00 mi23907+5814130+4514130+4523247(Top 82%)13564(Top 84%)13564(Top 823%)
35K21.75 mi0.75 mi23967-6014140-1014140-1024830(Top 87%)14274(Top 89%)14274(Top 866%)
23M23.00 mi1.25 mi23999-32141401414024605(Top 87%)14146(Top 88%)14146(Top 858%)
24M24.00 mi1.00 mi24009-1014135+514135+524186(Top 85%)13915(Top 86%)13915(Top 844%)
40K24.85 mi0.85 mi24117-10814163-2814163-2825517(Top 90%)14531(Top 90%)14531(Top 882%)
25.2M25.20 mi0.35 mi24155-3814178-1514178-1525715(Top 91%)14597(Top 91%)14597(Top 886%)
Finish26.22 mi1.02 mi24173-1814184-614184-624655(Top 87%)14108(Top 88%)14108(Top 856%)

Segment Performance Analysis

10K→15K

0.0 - 3.1 mi

Top 82%
×21stories
+97ft-345ft

Overall

23268

Males

13962

M55-59

13962

5K→10K

3.1 - 6.2 mi

Top 83%
×5stories
+79ft-138ft

Overall

23536

Males

14046

M55-59

14046

10K→15K

6.2 - 9.3 mi

Top 82%
×3stories
+67ft-78ft

Overall

23268

Males

13962

M55-59

13962

15K→20K

9.3 - 12.4 mi

Top 81%
×5stories
+106ft-86ft

Overall

23088

Males

13827

M55-59

13827

20K→Half

12.4 - 13.1 mi

Top 85%
×2stories
+19ft-37ft

Overall

24231

Males

14333

M55-59

14333

Half→25K

13.1 - 15.5 mi

Top 86%
×4stories
+66ft-88ft

Overall

24500

Males

14423

M55-59

14423

25K→30K

15.5 - 18.6 mi

Top 87%
×9stories
+181ft-148ft

Overall

24598

Males

14357

M55-59

14357

30K→20M

18.6 - 20.0 mi

Top 85%
×5stories
+64ft-50ft

Overall

24255

Males

14103

M55-59

14103

20M→21M

20.0 - 21.0 mi

Top 82%
×8stories
+106ft-24ft

Overall

23247

Males

13564

M55-59

13564

21M→35K

21.0 - 21.8 mi

Top 87%
×7stories
+17ft-86ft

Overall

24830

Males

14274

M55-59

14274

35K→23M

21.8 - 23.0 mi

Top 87%
×5stories
+23ft-63ft

Overall

24605

Males

14146

M55-59

14146

23M→24M

23.0 - 24.0 mi

Top 85%
×6stories
+12ft-82ft

Overall

24186

Males

13915

M55-59

13915

24M→40K

24.0 - 24.9 mi

Top 90%
×1story
+6ft-20ft

Overall

25517

Males

14531

M55-59

14531

40K→25.2M

24.9 - 25.2 mi

Top 91%
×1story
+13ft-16ft

Overall

25715

Males

14597

M55-59

14597

25.2M→Finish

25.2 - 26.2 mi

Top 87%
×2stories
+22ft-21ft

Overall

24655

Males

14108

M55-59

14108

Passing Analysis

Category:
Athletes Passed
1286
Passed By
1548
Net Change
-262
SegmentAthletes PassedPassed ByNet ChangeStart RankEnd Rank
Start → 5K----#23911
5K → 10K340155+185#23911#23726
10K → 15K23587+148#23726#23578
15K → 20K21583+132#23578#23446
20K → Half1464-50#23446#23496
Half → 25K73256-183#23496#23679
25K → 30K82308-226#23679#23905
30K → 20M60120-60#23905#23965
20M → 21M9133+58#23965#23907
21M → 35K2383-60#23907#23967
35K → 23M5890-32#23967#23999
23M → 24M4151-10#23999#24009
24M → 40K14122-108#24009#24117
40K → 25.2M745-38#24117#24155
25.2M → Finish3351-18#24155#24173
TOTALS12861548-262
📊

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