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BOSTON MARATHON 2025

Antonio Guerrero

Bib: 29487•M

IL

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

⏱️ Race Timeline

Start
0:00:00
Race begins
5K· 3.11 mi
27:11
Rank: #21244
Start → 5K
27:11 | 8:45/mi
10K· 6.21 mi
54:37
Rank: #21395 (-151)
5K → 10K
27:26 | 8:50/mi
15K· 9.32 mi
1:23:08
Rank: #21907 (-512)
10K → 15K
28:31 | 9:11/mi
20K· 12.43 mi
1:52:34
Rank: #22196 (-289)
15K → 20K
29:26 | 9:28/mi
Half· 13.11 mi
1:59:00
Rank: #22248 (-52)
20K → Half
6:26 | 9:26/mi
25K· 15.53 mi
2:24:50
Rank: #22869 (-621)
Half → 25K
25:50 | 10:39/mi
30K· 18.64 mi
3:00:24
Rank: #23336 (-467)
25K → 30K
35:34 | 11:27/mi
20M
3:15:51
Rank: #23412 (-76)
30K → 20M
15:27 | 11:22/mi
21M
3:30:23
Rank: #23783 (-371)
20M → 21M
14:32 | 14:32/mi
35K· 21.75 mi
3:39:05
Rank: #23841 (-58)
21M → 35K
8:42 | 11:38/mi
23M
3:52:43
Rank: #23799 (+42)
35K → 23M
13:38 | 10:53/mi
24M
4:03:09
Rank: #23749 (+50)
23M → 24M
10:26 | 10:26/mi
40K· 24.85 mi
4:12:49
Rank: #23743 (+6)
24M → 40K
9:40 | 11:18/mi
25.2M
4:17:25
Rank: #23777 (-34)
40K → 25.2M
4:36 | 13:20/mi
Finish· 26.22 mi
4:27:02
Rank: #23705 (+72)
25.2M → Finish
9:37 | 9:26/mi

The Course

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Half Splits

1st Half· via HalfFaster
Distance13.11 mi
Time1:59:00
Pace9:05 /mi
2nd Half
Distance13.11 mi
Time2:28:02
Pace11:18 /mi
📊Positive Split: 24.4% slower second half

Checkpoint Splits

CheckpointDistanceTime of DayTimeAvg PaceSegment TimeSegment PaceDiff
5K
3.11 mi11:44:3927:118:4527:11
8:45
-
10K
6.21 mi12:12:0554:378:4727:26
8:50
+0:05
15K
9.32 mi12:40:361:23:088:5528:31
9:11
+0:21
20K
12.43 mi13:10:021:52:349:0329:26
9:28
+0:17
Half
13.11 mi13:16:281:59:009:056:26
9:26
-0:02
25K
15.53 mi13:42:182:24:509:1925:50
10:39
+1:13
30K
18.64 mi14:17:523:00:249:4135:34
11:27
+0:48
20M
20.00 mi14:33:193:15:519:4815:27
11:22
-0:05
21M
21.00 mi14:47:513:30:2310:0114:32
14:32
+3:10
35K
21.75 mi14:56:333:39:0510:048:42
11:38
-2:54
23M
23.00 mi15:10:113:52:4310:0713:38
10:53
-0:45
24M
24.00 mi15:20:374:03:0910:0810:26
10:26
-0:27
40K
24.85 mi15:30:174:12:4910:109:40
11:18
+0:52
25.2M
25.20 mi15:34:534:17:2510:134:36
13:20
+2:02
Finish
26.22 mi15:44:304:27:0210:129:37
9:26
-3:54

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

8:45 /mi

Average Pace

10:12 /mi

Slowest Pace

14:32 /mi

Loading chart...
Fastest
Middle
Slowest
Average

📊Segments

Segment Time Comparison

Time at Faster Pace

2:08:37

48% of race

Time at Steady Pace

1:15:01

28% of race

Time at Slower Pace

1:03:24

24% of race

Average Pace: 10:11 /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 mi11:44:3927:118:4527:11
8:45
#21244
10K
6.21 mi12:12:0554:378:4727:26
8:50
#21395
15K
9.32 mi12:40:361:23:088:5528:31
9:11
#21907
20K
12.43 mi13:10:021:52:349:0329:26
9:28
#22196
Half
13.11 mi13:16:281:59:009:056:26
9:26
#22248
25K
15.53 mi13:42:182:24:509:1925:50
10:39
#22869
30K
18.64 mi14:17:523:00:249:4135:34
11:27
#23336
20M
20.00 mi14:33:193:15:519:4815:27
11:22
#23412
21M
21.00 mi14:47:513:30:2310:0114:32
14:32
#23783
35K
21.75 mi14:56:333:39:0510:048:42
11:38
#23841
23M
23.00 mi15:10:113:52:4310:0713:38
10:53
#23799
24M
24.00 mi15:20:374:03:0910:0810:26
10:26
#23749
40K
24.85 mi15:30:174:12:4910:109:40
11:18
#23743
25.2M
25.20 mi15:34:534:17:2510:134:36
13:20
#23777
Finish
26.22 mi15:44:304:27:0210:129:37
9:26
#23705
Faster pace
Steady pace
Slower pace

Checkpoint and Segment Rankings

CheckpointDistanceSeg. DistOverallMalesM40-44Seg. OverallSeg. MalesSeg. M40-44
5K3.11 mi3.11 mi21244129751297522782(Top 80%)13733(Top 85%)13733(Top 611%)
10K6.21 mi3.10 mi21395-15113068-9313068-9321543(Top 76%)13151(Top 82%)13151(Top 585%)
15K9.32 mi3.11 mi21907-51213301-23313301-23322782(Top 80%)13733(Top 85%)13733(Top 611%)
20K12.43 mi3.11 mi22196-28913436-13513436-13522816(Top 80%)13713(Top 85%)13713(Top 610%)
Half13.11 mi0.68 mi22248-5213453-1713453-1723345(Top 82%)13945(Top 87%)13945(Top 621%)
25K15.53 mi2.42 mi22869-62113735-28213735-28224637(Top 87%)14479(Top 90%)14479(Top 644%)
30K18.64 mi3.11 mi23336-46713906-17113906-17124776(Top 87%)14430(Top 90%)14430(Top 642%)
20M20.00 mi1.36 mi23412-7613929-2313929-2324305(Top 86%)14126(Top 88%)14126(Top 629%)
21M21.00 mi1.00 mi23783-37114073-14414073-14426738(Top 94%)15232(Top 95%)15232(Top 678%)
35K21.75 mi0.75 mi23841-5814087-1414087-1425303(Top 89%)14492(Top 90%)14492(Top 645%)
23M23.00 mi1.25 mi23799+4214047+4014047+4022966(Top 81%)13325(Top 83%)13325(Top 593%)
24M24.00 mi1.00 mi23749+5014012+3514012+3522630(Top 80%)13129(Top 82%)13129(Top 584%)
40K24.85 mi0.85 mi23743+613991+2113991+2123770(Top 84%)13648(Top 85%)13648(Top 607%)
25.2M25.20 mi0.35 mi23777-3414005-1414005-1425476(Top 90%)14477(Top 90%)14477(Top 644%)
Finish26.22 mi1.02 mi23705+7213960+4513960+4520961(Top 74%)12274(Top 76%)12274(Top 546%)

Segment Performance Analysis

10K→15K

0.0 - 3.1 mi

Top 80%
×21stories
+97ft-345ft

Overall

22782

Males

13733

M40-44

13733

5K→10K

3.1 - 6.2 mi

Top 76%
×5stories
+79ft-138ft

Overall

21543

Males

13151

M40-44

13151

10K→15K

6.2 - 9.3 mi

Top 80%
×3stories
+67ft-78ft

Overall

22782

Males

13733

M40-44

13733

15K→20K

9.3 - 12.4 mi

Top 80%
×5stories
+106ft-86ft

Overall

22816

Males

13713

M40-44

13713

20K→Half

12.4 - 13.1 mi

Top 82%
×2stories
+19ft-37ft

Overall

23345

Males

13945

M40-44

13945

Half→25K

13.1 - 15.5 mi

Top 87%
×4stories
+66ft-88ft

Overall

24637

Males

14479

M40-44

14479

25K→30K

15.5 - 18.6 mi

Top 87%
×9stories
+181ft-148ft

Overall

24776

Males

14430

M40-44

14430

30K→20M

18.6 - 20.0 mi

Top 86%
×5stories
+64ft-50ft

Overall

24305

Males

14126

M40-44

14126

20M→21M

20.0 - 21.0 mi

Top 94%
×8stories
+106ft-24ft

Overall

26738

Males

15232

M40-44

15232

21M→35K

21.0 - 21.8 mi

Top 89%
×7stories
+17ft-86ft

Overall

25303

Males

14492

M40-44

14492

35K→23M

21.8 - 23.0 mi

Top 81%
×5stories
+23ft-63ft

Overall

22966

Males

13325

M40-44

13325

23M→24M

23.0 - 24.0 mi

Top 80%
×6stories
+12ft-82ft

Overall

22630

Males

13129

M40-44

13129

24M→40K

24.0 - 24.9 mi

Top 84%
×1story
+6ft-20ft

Overall

23770

Males

13648

M40-44

13648

40K→25.2M

24.9 - 25.2 mi

Top 90%
×1story
+13ft-16ft

Overall

25476

Males

14477

M40-44

14477

25.2M→Finish

25.2 - 26.2 mi

Top 74%
×2stories
+22ft-21ft

Overall

20961

Males

12274

M40-44

12274

Passing Analysis

Category:
Athletes Passed
887
Passed By
3348
Net Change
-2461
SegmentAthletes PassedPassed ByNet ChangeStart RankEnd Rank
Start → 5K----#21244
5K → 10K218369-151#21244#21395
10K → 15K83595-512#21395#21907
15K → 20K113402-289#21907#22196
20K → Half1870-52#22196#22248
Half → 25K27648-621#22248#22869
25K → 30K57524-467#22869#23336
30K → 20M55131-76#23336#23412
20M → 21M8379-371#23412#23783
21M → 35K2280-58#23783#23841
35K → 23M9048+42#23841#23799
23M → 24M6414+50#23799#23749
24M → 40K4640+6#23749#23743
40K → 25.2M741-34#23743#23777
25.2M → Finish797+72#23777#23705
TOTALS8873348-2461
📊

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