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BOSTON MARATHON 2025

Alejandro Ariza Aguilar

Bib: 12233•M

0:00
0:00
/ mi
Masters
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Overall
#0 / 28404
Top 19%
Gender (Male)
#0 / 16105
Top 30%
Masters (Masters Men)
#0 / 10463
Top 16%
Division (M45-49)
#0 / 2386
Top 22%
Race Day Weather
50°/40°F
broken clouds

⏱️ Race Timeline

Start
0:00:00
Race begins
5K· 3.11 mi
21:10
Rank: #6414
Start → 5K
6:49/mi
21:10 split
10K· 6.21 mi
42:31
Rank: #6689 (-275)
5K → 10K
6:52/mi
21:21 split
15K· 9.32 mi
1:03:52
Rank: #6687 (+2)
10K → 15K
6:52/mi
21:21 split
20K· 12.43 mi
1:25:40
Rank: #6775 (-88)
15K → 20K
7:01/mi
21:48 split
Half· 13.11 mi
1:30:17
Rank: #6728 (+47)
20K → Half
6:46/mi
4:37 split
25K· 15.53 mi
1:47:03
Rank: #6504 (+224)
Half → 25K
6:55/mi
16:46 split
30K· 18.64 mi
2:09:13
Rank: #6203 (+301)
25K → 30K
7:08/mi
22:10 split
20M
2:19:11
Rank: #6125 (+78)
30K → 20M
7:20/mi
9:58 split
21M
2:26:54
Rank: #6056 (+69)
20M → 21M
7:43/mi
7:43 split
35K· 21.75 mi
2:32:06
Rank: #5994 (+62)
21M → 35K
6:57/mi
5:12 split
23M
2:40:59
Rank: #5803 (+191)
35K → 23M
7:06/mi
8:53 split
24M
2:47:57
Rank: #5685 (+118)
23M → 24M
6:58/mi
6:58 split
40K· 24.85 mi
2:54:00
Rank: #5578 (+107)
24M → 40K
7:05/mi
6:03 split
25.2M
2:56:37
Rank: #5511 (+67)
40K → 25.2M
7:35/mi
2:37 split
Finish· 26.22 mi
3:03:29
Rank: #5413 (+98)
25.2M → Finish
6:44/mi
6:52 split

The Course

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Half Splits

1st Half· via HalfFaster
Distance13.11 mi
Time1:30:17
Pace6:53 /mi
2nd Half
Distance13.11 mi
Time1:33:12
Pace7:07 /mi
📊Positive Split: 3.2% slower second half

Checkpoint Splits

CheckpointDistanceTime of DayTimeAvg PaceSegment TimeSegment PaceDiff
5K
3.11 mi10:49:1621:106:4921:10
6:49
-
10K
6.21 mi11:10:3742:316:5121:21
6:52
+0:03
15K
9.32 mi11:31:581:03:526:5121:21
6:52
0:00
20K
12.43 mi11:53:461:25:406:5421:48
7:01
+0:09
Half
13.11 mi11:58:231:30:176:534:37
6:46
-0:15
25K
15.53 mi12:15:091:47:036:5316:46
6:55
+0:09
30K
18.64 mi12:37:192:09:136:5622:10
7:08
+0:13
20M
20.00 mi12:47:172:19:116:589:58
7:20
+0:12
21M
21.00 mi12:55:002:26:547:007:43
7:43
+0:23
35K
21.75 mi13:00:122:32:067:005:12
6:57
-0:46
23M
23.00 mi13:09:052:40:597:008:53
7:06
+0:09
24M
24.00 mi13:16:032:47:577:006:58
6:58
-0:08
40K
24.85 mi13:22:062:54:007:006:03
7:05
+0:07
25.2M
25.20 mi13:24:432:56:377:012:37
7:35
+0:30
Finish
26.22 mi13:31:353:03:297:006:52
6:44
-0:51

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

6:44 /mi

Average Pace

7:00 /mi

Slowest Pace

7:43 /mi

Loading chart...
Fastest
Middle
Slowest
Average

📊Segments

Segment Time Comparison

Time at Faster Pace

2:53:09

94% of race

Time at Steady Pace

10:20

6% of race

Time at Slower Pace

0:00

0% of race

Average Pace: 7:00 /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 mi10:49:1621:106:4921:10
6:49
#6414
10K
6.21 mi11:10:3742:316:5121:21
6:52
#6689
15K
9.32 mi11:31:581:03:526:5121:21
6:52
#6687
20K
12.43 mi11:53:461:25:406:5421:48
7:01
#6775
Half
13.11 mi11:58:231:30:176:534:37
6:46
#6728
25K
15.53 mi12:15:091:47:036:5316:46
6:55
#6504
30K
18.64 mi12:37:192:09:136:5622:10
7:08
#6203
20M
20.00 mi12:47:172:19:116:589:58
7:20
#6125
21M
21.00 mi12:55:002:26:547:007:43
7:43
#6056
35K
21.75 mi13:00:122:32:067:005:12
6:57
#5994
23M
23.00 mi13:09:052:40:597:008:53
7:06
#5803
24M
24.00 mi13:16:032:47:577:006:58
6:58
#5685
40K
24.85 mi13:22:062:54:007:006:03
7:05
#5578
25.2M
25.20 mi13:24:432:56:377:012:37
7:35
#5511
Finish
26.22 mi13:31:353:03:297:006:52
6:44
#5413
Faster pace
Steady pace
Slower pace

Checkpoint and Segment Rankings

CheckpointDistanceSeg. DistOverallMalesM45-49Seg. OverallSeg. MalesSeg. M45-49
5K3.11 mi3.11 mi6414584858486755(Top 24%)6069(Top 38%)6069(Top 254%)
10K6.21 mi3.10 mi6689-2756053-2056053-2057035(Top 25%)6301(Top 39%)6301(Top 264%)
15K9.32 mi3.11 mi6687+26036+176036+176755(Top 24%)6069(Top 38%)6069(Top 254%)
20K12.43 mi3.11 mi6775-886109-736109-736968(Top 25%)6183(Top 38%)6183(Top 259%)
Half13.11 mi0.68 mi6728+476073+366073+365847(Top 21%)5334(Top 33%)5334(Top 224%)
25K15.53 mi2.42 mi6504+2245869+2045869+2045774(Top 20%)5218(Top 32%)5218(Top 219%)
30K18.64 mi3.11 mi6203+3015594+2755594+2755531(Top 19%)4959(Top 31%)4959(Top 208%)
20M20.00 mi1.36 mi6125+785516+785516+785994(Top 21%)5196(Top 32%)5196(Top 218%)
21M21.00 mi1.00 mi6056+695449+675449+675733(Top 20%)4893(Top 30%)4893(Top 205%)
35K21.75 mi0.75 mi5994+625390+595390+595071(Top 18%)4438(Top 28%)4438(Top 186%)
23M23.00 mi1.25 mi5803+1915229+1615229+1614315(Top 15%)3827(Top 24%)3827(Top 160%)
24M24.00 mi1.00 mi5685+1185121+1085121+1084453(Top 16%)3874(Top 24%)3874(Top 162%)
40K24.85 mi0.85 mi5578+1075026+955026+954355(Top 15%)3753(Top 23%)3753(Top 157%)
25.2M25.20 mi0.35 mi5511+674965+614965+613860(Top 14%)3342(Top 21%)3342(Top 140%)
Finish26.22 mi1.02 mi5413+984879+864879+864139(Top 15%)3542(Top 22%)3542(Top 148%)

Segment Performance Analysis

10K→15K

0.0 - 3.1 mi

Top 24%
×21story building
+97ft-345ft

Overall

6755

Males

6069

M45-49

6069

5K→10K

3.1 - 6.2 mi

Top 25%
×5story building
+79ft-138ft

Overall

7035

Males

6301

M45-49

6301

10K→15K

6.2 - 9.3 mi

Top 24%
×3story building
+67ft-78ft

Overall

6755

Males

6069

M45-49

6069

15K→20K

9.3 - 12.4 mi

Top 25%
×5story building
+106ft-86ft

Overall

6968

Males

6183

M45-49

6183

20K→Half

12.4 - 13.1 mi

Top 21%
×2story building
+19ft-37ft

Overall

5847

Males

5334

M45-49

5334

Half→25K

13.1 - 15.5 mi

Top 20%
×4story building
+66ft-88ft

Overall

5774

Males

5218

M45-49

5218

25K→30K

15.5 - 18.6 mi

Top 19%
×9story building
+181ft-148ft

Overall

5531

Males

4959

M45-49

4959

30K→20M

18.6 - 20.0 mi

Top 21%
×5story building
+64ft-50ft

Overall

5994

Males

5196

M45-49

5196

20M→21M

20.0 - 21.0 mi

Top 20%
×8story building
+106ft-24ft

Overall

5733

Males

4893

M45-49

4893

21M→35K

21.0 - 21.8 mi

Top 18%
×7story building
+17ft-86ft

Overall

5071

Males

4438

M45-49

4438

35K→23M

21.8 - 23.0 mi

Top 15%
×5story building
+23ft-63ft

Overall

4315

Males

3827

M45-49

3827

23M→24M

23.0 - 24.0 mi

Top 16%
×6story building
+12ft-82ft

Overall

4453

Males

3874

M45-49

3874

24M→40K

24.0 - 24.9 mi

Top 15%
×1story
+6ft-20ft

Overall

4355

Males

3753

M45-49

3753

40K→25.2M

24.9 - 25.2 mi

Top 14%
×1story
+13ft-16ft

Overall

3860

Males

3342

M45-49

3342

25.2M→Finish

25.2 - 26.2 mi

Top 15%
×2story building
+22ft-21ft

Overall

4139

Males

3542

M45-49

3542

Passing Analysis

Category:
Athletes Passed
1899
Passed By
898
Net Change
+1001
SegmentAthletes PassedPassed ByNet ChangeStart RankEnd Rank
Start → 5K----#6414
5K → 10K104379-275#6414#6689
10K → 15K147145+2#6689#6687
15K → 20K95183-88#6687#6775
20K → Half5710+47#6775#6728
Half → 25K25329+224#6728#6504
25K → 30K33635+301#6504#6203
30K → 20M11436+78#6203#6125
20M → 21M10738+69#6125#6056
21M → 35K7412+62#6056#5994
35K → 23M2009+191#5994#5803
23M → 24M1224+118#5803#5685
24M → 40K1158+107#5685#5578
40K → 25.2M692+67#5578#5511
25.2M → Finish1068+98#5511#5413
TOTALS1899898+1001
📊

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