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BOSTON MARATHON 2025

Alfonso Cazares

Bib: 8962•M

NY

0:00
0:00
/ mi
Masters
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Overall
#0 / 28404
Top 23%
Gender (Male)
#0 / 16105
Top 35%
Masters (Masters Men)
#0 / 10463
Top 22%
Division (M55-59)
#0 / 1648
Top 7%
Race Day Weather
50°/40°F
broken clouds

⏱️ Race Timeline

Start
0:00:00
Race begins
5K· 3.11 mi
22:47
Rank: #10680
Start → 5K
22:47 | 7:20/mi
10K· 6.21 mi
43:49
Rank: #8261 (+2419)
5K → 10K
21:02 | 6:46/mi
15K· 9.32 mi
1:04:34
Rank: #7285 (+976)
10K → 15K
20:45 | 6:41/mi
20K· 12.43 mi
1:25:08
Rank: #6410 (+875)
15K → 20K
20:34 | 6:37/mi
Half· 13.11 mi
1:29:30
Rank: #6194 (+216)
20K → Half
4:22 | 6:24/mi
25K· 15.53 mi
1:45:51
Rank: #5840 (+354)
Half → 25K
16:21 | 6:45/mi
30K· 18.64 mi
2:08:14
Rank: #5811 (+29)
25K → 30K
22:23 | 7:12/mi
20M
2:18:39
Rank: #5960 (-149)
30K → 20M
10:25 | 7:40/mi
21M
2:26:56
Rank: #6069 (-109)
20M → 21M
8:17 | 8:17/mi
35K· 21.75 mi
2:32:40
Rank: #6146 (-77)
21M → 35K
5:44 | 7:40/mi
23M
2:42:20
Rank: #6163 (-17)
35K → 23M
9:40 | 7:43/mi
24M
2:49:58
Rank: #6199 (-36)
23M → 24M
7:38 | 7:38/mi
40K· 24.85 mi
2:57:03
Rank: #6346 (-147)
24M → 40K
7:05 | 8:17/mi
25.2M
3:00:08
Rank: #6388 (-42)
40K → 25.2M
3:05 | 8:56/mi
Finish· 26.22 mi
3:08:02
Rank: #6496 (-108)
25.2M → Finish
7:54 | 7:45/mi

The Course

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Half Splits

1st Half· via HalfFaster
Distance13.11 mi
Time1:29:30
Pace6:50 /mi
2nd Half
Distance13.11 mi
Time1:38:32
Pace7:31 /mi
📊Positive Split: 10.1% slower second half

Checkpoint Splits

CheckpointDistanceTime of DayTimeAvg PaceSegment TimeSegment PaceDiff
5K
3.11 mi10:48:2922:477:2022:47
7:20
-
10K
6.21 mi11:09:3143:497:0321:02
6:46
-0:34
15K
9.32 mi11:30:161:04:346:5620:45
6:41
-0:05
20K
12.43 mi11:50:501:25:086:5120:34
6:37
-0:04
Half
13.11 mi11:55:121:29:306:504:22
6:24
-0:13
25K
15.53 mi12:11:331:45:516:4916:21
6:45
+0:21
30K
18.64 mi12:33:562:08:146:5322:23
7:12
+0:27
20M
20.00 mi12:44:212:18:396:5610:25
7:40
+0:28
21M
21.00 mi12:52:382:26:567:008:17
8:17
+0:37
35K
21.75 mi12:58:222:32:407:015:44
7:40
-0:37
23M
23.00 mi13:08:022:42:207:039:40
7:43
+0:03
24M
24.00 mi13:15:402:49:587:057:38
7:38
-0:05
40K
24.85 mi13:22:452:57:037:077:05
8:17
+0:39
25.2M
25.20 mi13:25:503:00:087:093:05
8:56
+0:39
Finish
26.22 mi13:33:443:08:027:117:54
7:45
-1:11

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

6:24 /mi

Average Pace

7:11 /mi

Slowest Pace

8:56 /mi

Loading chart...
Fastest
Middle
Slowest
Average

📊Segments

Segment Time Comparison

Time at Faster Pace

1:45:27

56% of race

Time at Steady Pace

1:04:08

34% of race

Time at Slower Pace

18:27

10% of race

Average Pace: 7:10 /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 mi10:48:2922:477:2022:47
7:20
#10680
10K
6.21 mi11:09:3143:497:0321:02
6:46
#8261
15K
9.32 mi11:30:161:04:346:5620:45
6:41
#7285
20K
12.43 mi11:50:501:25:086:5120:34
6:37
#6410
Half
13.11 mi11:55:121:29:306:504:22
6:24
#6194
25K
15.53 mi12:11:331:45:516:4916:21
6:45
#5840
30K
18.64 mi12:33:562:08:146:5322:23
7:12
#5811
20M
20.00 mi12:44:212:18:396:5610:25
7:40
#5960
21M
21.00 mi12:52:382:26:567:008:17
8:17
#6069
35K
21.75 mi12:58:222:32:407:015:44
7:40
#6146
23M
23.00 mi13:08:022:42:207:039:40
7:43
#6163
24M
24.00 mi13:15:402:49:587:057:38
7:38
#6199
40K
24.85 mi13:22:452:57:037:077:05
8:17
#6346
25.2M
25.20 mi13:25:503:00:087:093:05
8:56
#6388
Finish
26.22 mi13:33:443:08:027:117:54
7:45
#6496
Faster pace
Steady pace
Slower pace

Checkpoint and Segment Rankings

CheckpointDistanceSeg. DistOverallMalesM55-59Seg. OverallSeg. MalesSeg. M55-59
5K3.11 mi3.11 mi10680852285224894(Top 17%)4565(Top 28%)4565(Top 277%)
10K6.21 mi3.10 mi8261+24197147+13757147+13756058(Top 21%)5535(Top 34%)5535(Top 336%)
15K9.32 mi3.11 mi7285+9766499+6486499+6484894(Top 17%)4565(Top 28%)4565(Top 277%)
20K12.43 mi3.11 mi6410+8755806+6935806+6933838(Top 14%)3620(Top 22%)3620(Top 220%)
Half13.11 mi0.68 mi6194+2165637+1695637+1693104(Top 11%)2965(Top 18%)2965(Top 180%)
25K15.53 mi2.42 mi5840+3545335+3025335+3024450(Top 16%)4122(Top 26%)4122(Top 250%)
30K18.64 mi3.11 mi5811+295288+475288+475929(Top 21%)5264(Top 33%)5264(Top 319%)
20M20.00 mi1.36 mi5960-1495391-1035391-1038102(Top 29%)6500(Top 40%)6500(Top 394%)
21M21.00 mi1.00 mi6069-1095461-705461-709087(Top 32%)6855(Top 43%)6855(Top 416%)
35K21.75 mi0.75 mi6146-775515-545515-549737(Top 34%)7215(Top 45%)7215(Top 438%)
23M23.00 mi1.25 mi6163-175505+105505+108006(Top 28%)6162(Top 38%)6162(Top 374%)
24M24.00 mi1.00 mi6199-365516-115516-118610(Top 30%)6430(Top 40%)6430(Top 390%)
40K24.85 mi0.85 mi6346-1475597-815597-8112030(Top 42%)8063(Top 50%)8063(Top 489%)
25.2M25.20 mi0.35 mi6388-425614-175614-1711368(Top 40%)7628(Top 47%)7628(Top 463%)
Finish26.22 mi1.02 mi6496-1085650-365650-3611041(Top 39%)7518(Top 47%)7518(Top 456%)

Segment Performance Analysis

10K→15K

0.0 - 3.1 mi

Top 17%
×21stories
+97ft-345ft

Overall

4894

Males

4565

M55-59

4565

5K→10K

3.1 - 6.2 mi

Top 21%
×5stories
+79ft-138ft

Overall

6058

Males

5535

M55-59

5535

10K→15K

6.2 - 9.3 mi

Top 17%
×3stories
+67ft-78ft

Overall

4894

Males

4565

M55-59

4565

15K→20K

9.3 - 12.4 mi

Top 14%
×5stories
+106ft-86ft

Overall

3838

Males

3620

M55-59

3620

20K→Half

12.4 - 13.1 mi

Top 11%
×2stories
+19ft-37ft

Overall

3104

Males

2965

M55-59

2965

Half→25K

13.1 - 15.5 mi

Top 16%
×4stories
+66ft-88ft

Overall

4450

Males

4122

M55-59

4122

25K→30K

15.5 - 18.6 mi

Top 21%
×9stories
+181ft-148ft

Overall

5929

Males

5264

M55-59

5264

30K→20M

18.6 - 20.0 mi

Top 29%
×5stories
+64ft-50ft

Overall

8102

Males

6500

M55-59

6500

20M→21M

20.0 - 21.0 mi

Top 32%
×8stories
+106ft-24ft

Overall

9087

Males

6855

M55-59

6855

21M→35K

21.0 - 21.8 mi

Top 34%
×7stories
+17ft-86ft

Overall

9737

Males

7215

M55-59

7215

35K→23M

21.8 - 23.0 mi

Top 28%
×5stories
+23ft-63ft

Overall

8006

Males

6162

M55-59

6162

23M→24M

23.0 - 24.0 mi

Top 30%
×6stories
+12ft-82ft

Overall

8610

Males

6430

M55-59

6430

24M→40K

24.0 - 24.9 mi

Top 42%
×1story
+6ft-20ft

Overall

12030

Males

8063

M55-59

8063

40K→25.2M

24.9 - 25.2 mi

Top 40%
×1story
+13ft-16ft

Overall

11368

Males

7628

M55-59

7628

25.2M→Finish

25.2 - 26.2 mi

Top 39%
×2stories
+22ft-21ft

Overall

11041

Males

7518

M55-59

7518

Passing Analysis

Category:
Athletes Passed
5335*
Passed By
1151
Net Change
+4184
SegmentAthletes PassedPassed ByNet ChangeStart RankEnd Rank
Start → 5K----#10680
5K → 10K2422*3+2419#10680#8261
10K → 15K9771+976#8261#7285
15K → 20K8750+875#7285#6410
20K → Half2160+216#6410#6194
Half → 25K3595+354#6194#5840
25K → 30K198169+29#5840#5811
30K → 20M33182-149#5811#5960
20M → 21M40149-109#5960#6069
21M → 35K2097-77#6069#6146
35K → 23M8198-17#6146#6163
23M → 24M4682-36#6163#6199
24M → 40K21168-147#6199#6346
40K → 25.2M1153-42#6346#6388
25.2M → Finish36144-108#6388#6496
TOTALS5335*1151+4184

* Includes athletes who did not complete a segment (DNF/DNQ).

📊

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