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BOSTON MARATHON 2025

Samuel Mendez

Bib: 9891•M

NM

0:00
0:00
/ mi
Masters
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Overall
#0 / 28404
Top 30%
Gender (Male)
#0 / 16105
Top 44%
Masters (Masters Men)
#0 / 10463
Top 32%
Division (M45-49)
#0 / 2386
Top 45%
Race Day Weather
50°/40°F
broken clouds

⏱️ Race Timeline

Start
0:00:00
Race begins
5K· 3.11 mi
22:22
Rank: #9443
Start → 5K
22:22 | 7:12/mi
10K· 6.21 mi
44:34
Rank: #9210 (+233)
5K → 10K
22:12 | 7:09/mi
15K· 9.32 mi
1:07:21
Rank: #9542 (-332)
10K → 15K
22:47 | 7:20/mi
20K· 12.43 mi
1:29:43
Rank: #9155 (+387)
15K → 20K
22:22 | 7:12/mi
Half· 13.11 mi
1:34:36
Rank: #9137 (+18)
20K → Half
4:53 | 7:09/mi
25K· 15.53 mi
1:52:13
Rank: #8890 (+247)
Half → 25K
17:37 | 7:16/mi
30K· 18.64 mi
2:15:33
Rank: #8602 (+288)
25K → 30K
23:20 | 7:31/mi
20M
2:25:41
Rank: #8411 (+191)
30K → 20M
10:08 | 7:27/mi
21M
2:33:50
Rank: #8342 (+69)
20M → 21M
8:09 | 8:09/mi
35K· 21.75 mi
2:39:32
Rank: #8357 (-15)
21M → 35K
5:42 | 7:37/mi
23M
2:49:10
Rank: #8260 (+97)
35K → 23M
9:38 | 7:42/mi
24M
2:57:01
Rank: #8294 (-34)
23M → 24M
7:51 | 7:51/mi
40K· 24.85 mi
3:04:01
Rank: #8399 (-105)
24M → 40K
7:00 | 8:11/mi
25.2M
3:07:08
Rank: #8451 (-52)
40K → 25.2M
3:07 | 9:02/mi
Finish· 26.22 mi
3:15:20
Rank: #8661 (-210)
25.2M → Finish
8:12 | 8:03/mi

The Course

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Half Splits

1st Half· via HalfFaster
Distance13.11 mi
Time1:34:36
Pace7:13 /mi
2nd Half
Distance13.11 mi
Time1:40:44
Pace7:41 /mi
📊Positive Split: 6.5% slower second half

Checkpoint Splits

CheckpointDistanceTime of DayTimeAvg PaceSegment TimeSegment PaceDiff
5K
3.11 mi10:48:3222:227:1222:22
7:12
-
10K
6.21 mi11:10:4444:347:1022:12
7:09
-0:03
15K
9.32 mi11:33:311:07:217:1422:47
7:20
+0:11
20K
12.43 mi11:55:531:29:437:1322:22
7:12
-0:08
Half
13.11 mi12:00:461:34:367:134:53
7:09
-0:03
25K
15.53 mi12:18:231:52:137:1317:37
7:16
+0:07
30K
18.64 mi12:41:432:15:337:1623:20
7:31
+0:15
20M
20.00 mi12:51:512:25:417:1710:08
7:27
-0:04
21M
21.00 mi13:00:002:33:507:208:09
8:09
+0:42
35K
21.75 mi13:05:422:39:327:205:42
7:37
-0:32
23M
23.00 mi13:15:202:49:107:219:38
7:42
+0:05
24M
24.00 mi13:23:112:57:017:237:51
7:51
+0:09
40K
24.85 mi13:30:113:04:017:247:00
8:11
+0:20
25.2M
25.20 mi13:33:183:07:087:263:07
9:02
+0:51
Finish
26.22 mi13:41:303:15:207:278:12
8:03
-0:59

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

7:09 /mi

Average Pace

7:27 /mi

Slowest Pace

9:02 /mi

Loading chart...
Fastest
Middle
Slowest
Average

📊Segments

Segment Time Comparison

Time at Faster Pace

1:11:49

37% of race

Time at Steady Pace

1:29:12

46% of race

Time at Slower Pace

34:19

18% of race

Average Pace: 7:27 /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 mi10:48:3222:227:1222:22
7:12
#9443
10K
6.21 mi11:10:4444:347:1022:12
7:09
#9210
15K
9.32 mi11:33:311:07:217:1422:47
7:20
#9542
20K
12.43 mi11:55:531:29:437:1322:22
7:12
#9155
Half
13.11 mi12:00:461:34:367:134:53
7:09
#9137
25K
15.53 mi12:18:231:52:137:1317:37
7:16
#8890
30K
18.64 mi12:41:432:15:337:1623:20
7:31
#8602
20M
20.00 mi12:51:512:25:417:1710:08
7:27
#8411
21M
21.00 mi13:00:002:33:507:208:09
8:09
#8342
35K
21.75 mi13:05:422:39:327:205:42
7:37
#8357
23M
23.00 mi13:15:202:49:107:219:38
7:42
#8260
24M
24.00 mi13:23:112:57:017:237:51
7:51
#8294
40K
24.85 mi13:30:113:04:017:247:00
8:11
#8399
25.2M
25.20 mi13:33:183:07:087:263:07
9:02
#8451
Finish
26.22 mi13:41:303:15:207:278:12
8:03
#8661
Faster pace
Steady pace
Slower pace

Checkpoint and Segment Rankings

CheckpointDistanceSeg. DistOverallMalesM45-49Seg. OverallSeg. MalesSeg. M45-49
5K3.11 mi3.11 mi94437852785210249(Top 36%)8216(Top 51%)8216(Top 344%)
10K6.21 mi3.10 mi9210+2337726+1267726+1269030(Top 32%)7621(Top 47%)7621(Top 319%)
15K9.32 mi3.11 mi9542-3327896-1707896-17010249(Top 36%)8216(Top 51%)8216(Top 344%)
20K12.43 mi3.11 mi9155+3877649+2477649+2478201(Top 29%)6994(Top 43%)6994(Top 293%)
Half13.11 mi0.68 mi9137+187639+107639+108700(Top 31%)7312(Top 45%)7312(Top 306%)
25K15.53 mi2.42 mi8890+2477468+1717468+1718099(Top 29%)6824(Top 42%)6824(Top 286%)
30K18.64 mi3.11 mi8602+2887243+2257243+2257814(Top 28%)6481(Top 40%)6481(Top 272%)
20M20.00 mi1.36 mi8411+1917093+1507093+1506741(Top 24%)5682(Top 35%)5682(Top 238%)
21M21.00 mi1.00 mi8342+697019+747019+748249(Top 29%)6400(Top 40%)6400(Top 268%)
35K21.75 mi0.75 mi8357-157007+127007+129426(Top 33%)7069(Top 44%)7069(Top 296%)
23M23.00 mi1.25 mi8260+976906+1016906+1017860(Top 28%)6082(Top 38%)6082(Top 255%)
24M24.00 mi1.00 mi8294-346892+146892+1410150(Top 36%)7231(Top 45%)7231(Top 303%)
40K24.85 mi0.85 mi8399-1056920-286920-2811439(Top 40%)7774(Top 48%)7774(Top 326%)
25.2M25.20 mi0.35 mi8451-526932-126932-1211931(Top 42%)7942(Top 49%)7942(Top 333%)
Finish26.22 mi1.02 mi8661-2107028-967028-9613166(Top 46%)8589(Top 53%)8589(Top 360%)

Segment Performance Analysis

10K→15K

0.0 - 3.1 mi

Top 36%
×21stories
+97ft-345ft

Overall

10249

Males

8216

M45-49

8216

5K→10K

3.1 - 6.2 mi

Top 32%
×5stories
+79ft-138ft

Overall

9030

Males

7621

M45-49

7621

10K→15K

6.2 - 9.3 mi

Top 36%
×3stories
+67ft-78ft

Overall

10249

Males

8216

M45-49

8216

15K→20K

9.3 - 12.4 mi

Top 29%
×5stories
+106ft-86ft

Overall

8201

Males

6994

M45-49

6994

20K→Half

12.4 - 13.1 mi

Top 31%
×2stories
+19ft-37ft

Overall

8700

Males

7312

M45-49

7312

Half→25K

13.1 - 15.5 mi

Top 29%
×4stories
+66ft-88ft

Overall

8099

Males

6824

M45-49

6824

25K→30K

15.5 - 18.6 mi

Top 28%
×9stories
+181ft-148ft

Overall

7814

Males

6481

M45-49

6481

30K→20M

18.6 - 20.0 mi

Top 24%
×5stories
+64ft-50ft

Overall

6741

Males

5682

M45-49

5682

20M→21M

20.0 - 21.0 mi

Top 29%
×8stories
+106ft-24ft

Overall

8249

Males

6400

M45-49

6400

21M→35K

21.0 - 21.8 mi

Top 33%
×7stories
+17ft-86ft

Overall

9426

Males

7069

M45-49

7069

35K→23M

21.8 - 23.0 mi

Top 28%
×5stories
+23ft-63ft

Overall

7860

Males

6082

M45-49

6082

23M→24M

23.0 - 24.0 mi

Top 36%
×6stories
+12ft-82ft

Overall

10150

Males

7231

M45-49

7231

24M→40K

24.0 - 24.9 mi

Top 40%
×1story
+6ft-20ft

Overall

11439

Males

7774

M45-49

7774

40K→25.2M

24.9 - 25.2 mi

Top 42%
×1story
+13ft-16ft

Overall

11931

Males

7942

M45-49

7942

25.2M→Finish

25.2 - 26.2 mi

Top 46%
×2stories
+22ft-21ft

Overall

13166

Males

8589

M45-49

8589

Passing Analysis

Category:
Athletes Passed
2243
Passed By
1461
Net Change
+782
SegmentAthletes PassedPassed ByNet ChangeStart RankEnd Rank
Start → 5K----#9443
5K → 10K366133+233#9443#9210
10K → 15K72404-332#9210#9542
15K → 20K40720+387#9542#9155
20K → Half4123+18#9155#9137
Half → 25K28639+247#9137#8890
25K → 30K36476+288#8890#8602
30K → 20M20716+191#8602#8411
20M → 21M12556+69#8411#8342
21M → 35K5974-15#8342#8357
35K → 23M15861+97#8357#8260
23M → 24M71105-34#8260#8294
24M → 40K42147-105#8294#8399
40K → 25.2M2577-52#8399#8451
25.2M → Finish20230-210#8451#8661
TOTALS22431461+782
📊

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