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BOSTON MARATHON 2025

Marco Túlio Castro

Bib: 7501•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 (M40-44)
#0 / 2247
Top 39%
Race Day Weather
50°/40°F
broken clouds

⏱️ Race Timeline

Start
0:00:00
Race begins
5K· 3.11 mi
21:01
Rank: #6048
Start → 5K
21:01 | 6:46/mi
10K· 6.21 mi
42:05
Rank: #6039 (+9)
5K → 10K
21:04 | 6:47/mi
15K· 9.32 mi
1:03:20
Rank: #6148 (-109)
10K → 15K
21:15 | 6:50/mi
20K· 12.43 mi
1:24:42
Rank: #6078 (+70)
15K → 20K
21:22 | 6:53/mi
Half· 13.11 mi
1:29:19
Rank: #6065 (+13)
20K → Half
4:37 | 6:46/mi
25K· 15.53 mi
1:46:03
Rank: #5946 (+119)
Half → 25K
16:44 | 6:54/mi
30K· 18.64 mi
2:08:12
Rank: #5799 (+147)
25K → 30K
22:09 | 7:08/mi
20M
2:17:55
Rank: #5712 (+87)
30K → 20M
9:43 | 7:09/mi
21M
2:25:24
Rank: #5605 (+107)
20M → 21M
7:29 | 7:29/mi
35K· 21.75 mi
2:30:21
Rank: #5479 (+126)
21M → 35K
4:57 | 6:37/mi
23M
2:39:03
Rank: #5287 (+192)
35K → 23M
8:42 | 6:57/mi
24M
2:45:59
Rank: #5207 (+80)
23M → 24M
6:56 | 6:56/mi
40K· 24.85 mi
2:52:13
Rank: #5182 (+25)
24M → 40K
6:14 | 7:17/mi
25.2M
2:55:08
Rank: #5197 (-15)
40K → 25.2M
2:55 | 8:27/mi
Finish· 26.22 mi
3:02:53
Rank: #5290 (-93)
25.2M → Finish
7:45 | 7:36/mi

The Course

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Half Splits

1st Half· via HalfFaster
Distance13.11 mi
Time1:29:19
Pace6:49 /mi
2nd Half
Distance13.11 mi
Time1:33:34
Pace7:08 /mi
📊Positive Split: 4.8% slower second half

Checkpoint Splits

CheckpointDistanceTime of DayTimeAvg PaceSegment TimeSegment PaceDiff
5K
3.11 mi10:26:5221:016:4621:01
6:46
-
10K
6.21 mi10:47:5642:056:4621:04
6:47
+0:01
15K
9.32 mi11:09:111:03:206:4821:15
6:50
+0:03
20K
12.43 mi11:30:331:24:426:4921:22
6:53
+0:03
Half
13.11 mi11:35:101:29:196:494:37
6:46
-0:07
25K
15.53 mi11:51:541:46:036:5016:44
6:54
+0:08
30K
18.64 mi12:14:032:08:126:5322:09
7:08
+0:14
20M
20.00 mi12:23:462:17:556:549:43
7:09
+0:01
21M
21.00 mi12:31:152:25:246:557:29
7:29
+0:20
35K
21.75 mi12:36:122:30:216:554:57
6:37
-0:52
23M
23.00 mi12:44:542:39:036:558:42
6:57
+0:20
24M
24.00 mi12:51:502:45:596:556:56
6:56
-0:01
40K
24.85 mi12:58:042:52:136:566:14
7:17
+0:21
25.2M
25.20 mi13:00:592:55:086:572:55
8:27
+1:10
Finish
26.22 mi13:08:443:02:536:597:45
7:36
-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

6:37 /mi

Average Pace

6:59 /mi

Slowest Pace

8:27 /mi

Loading chart...
Fastest
Middle
Slowest
Average

📊Segments

Segment Time Comparison

Time at Faster Pace

4:57

3% of race

Time at Steady Pace

2:33:33

84% of race

Time at Slower Pace

24:23

13% of race

Average Pace: 6:58 /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 mi10:26:5221:016:4621:01
6:46
#6048
10K
6.21 mi10:47:5642:056:4621:04
6:47
#6039
15K
9.32 mi11:09:111:03:206:4821:15
6:50
#6148
20K
12.43 mi11:30:331:24:426:4921:22
6:53
#6078
Half
13.11 mi11:35:101:29:196:494:37
6:46
#6065
25K
15.53 mi11:51:541:46:036:5016:44
6:54
#5946
30K
18.64 mi12:14:032:08:126:5322:09
7:08
#5799
20M
20.00 mi12:23:462:17:556:549:43
7:09
#5712
21M
21.00 mi12:31:152:25:246:557:29
7:29
#5605
35K
21.75 mi12:36:122:30:216:554:57
6:37
#5479
23M
23.00 mi12:44:542:39:036:558:42
6:57
#5287
24M
24.00 mi12:51:502:45:596:556:56
6:56
#5207
40K
24.85 mi12:58:042:52:136:566:14
7:17
#5182
25.2M
25.20 mi13:00:592:55:086:572:55
8:27
#5197
Finish
26.22 mi13:08:443:02:536:597:45
7:36
#5290
Faster pace
Steady pace
Slower pace

Checkpoint and Segment Rankings

CheckpointDistanceSeg. DistOverallMalesM40-44Seg. OverallSeg. MalesSeg. M40-44
5K3.11 mi3.11 mi6048555655566479(Top 23%)5853(Top 36%)5853(Top 260%)
10K6.21 mi3.10 mi6039+95540+165540+166178(Top 22%)5630(Top 35%)5630(Top 251%)
15K9.32 mi3.11 mi6148-1095625-855625-856479(Top 23%)5853(Top 36%)5853(Top 260%)
20K12.43 mi3.11 mi6078+705548+775548+776019(Top 21%)5452(Top 34%)5452(Top 243%)
Half13.11 mi0.68 mi6065+135536+125536+125841(Top 21%)5328(Top 33%)5328(Top 237%)
25K15.53 mi2.42 mi5946+1195413+1235413+1235687(Top 20%)5149(Top 32%)5149(Top 229%)
30K18.64 mi3.11 mi5799+1475278+1355278+1355491(Top 19%)4931(Top 31%)4931(Top 219%)
20M20.00 mi1.36 mi5712+875201+775201+774938(Top 17%)4441(Top 28%)4441(Top 198%)
21M21.00 mi1.00 mi5605+1075106+955106+954550(Top 16%)4040(Top 25%)4040(Top 180%)
35K21.75 mi0.75 mi5479+1264994+1124994+1123083(Top 11%)2838(Top 18%)2838(Top 126%)
23M23.00 mi1.25 mi5287+1924818+1764818+1763485(Top 12%)3168(Top 20%)3168(Top 141%)
24M24.00 mi1.00 mi5207+804743+754743+754273(Top 15%)3754(Top 23%)3754(Top 167%)
40K24.85 mi0.85 mi5182+254713+304713+305597(Top 20%)4616(Top 29%)4616(Top 205%)
25.2M25.20 mi0.35 mi5197-154722-94722-98467(Top 30%)6152(Top 38%)6152(Top 274%)
Finish26.22 mi1.02 mi5290-934780-584780-589927(Top 35%)6936(Top 43%)6936(Top 309%)

Segment Performance Analysis

10K→15K

0.0 - 3.1 mi

Top 23%
×21stories
+97ft-345ft

Overall

6479

Males

5853

M40-44

5853

5K→10K

3.1 - 6.2 mi

Top 22%
×5stories
+79ft-138ft

Overall

6178

Males

5630

M40-44

5630

10K→15K

6.2 - 9.3 mi

Top 23%
×3stories
+67ft-78ft

Overall

6479

Males

5853

M40-44

5853

15K→20K

9.3 - 12.4 mi

Top 21%
×5stories
+106ft-86ft

Overall

6019

Males

5452

M40-44

5452

20K→Half

12.4 - 13.1 mi

Top 21%
×2stories
+19ft-37ft

Overall

5841

Males

5328

M40-44

5328

Half→25K

13.1 - 15.5 mi

Top 20%
×4stories
+66ft-88ft

Overall

5687

Males

5149

M40-44

5149

25K→30K

15.5 - 18.6 mi

Top 19%
×9stories
+181ft-148ft

Overall

5491

Males

4931

M40-44

4931

30K→20M

18.6 - 20.0 mi

Top 17%
×5stories
+64ft-50ft

Overall

4938

Males

4441

M40-44

4441

20M→21M

20.0 - 21.0 mi

Top 16%
×8stories
+106ft-24ft

Overall

4550

Males

4040

M40-44

4040

21M→35K

21.0 - 21.8 mi

Top 11%
×7stories
+17ft-86ft

Overall

3083

Males

2838

M40-44

2838

35K→23M

21.8 - 23.0 mi

Top 12%
×5stories
+23ft-63ft

Overall

3485

Males

3168

M40-44

3168

23M→24M

23.0 - 24.0 mi

Top 15%
×6stories
+12ft-82ft

Overall

4273

Males

3754

M40-44

3754

24M→40K

24.0 - 24.9 mi

Top 20%
×1story
+6ft-20ft

Overall

5597

Males

4616

M40-44

4616

40K→25.2M

24.9 - 25.2 mi

Top 30%
×1story
+13ft-16ft

Overall

8467

Males

6152

M40-44

6152

25.2M→Finish

25.2 - 26.2 mi

Top 35%
×2stories
+22ft-21ft

Overall

9927

Males

6936

M40-44

6936

Passing Analysis

Category:
Athletes Passed
1692
Passed By
934
Net Change
+758
SegmentAthletes PassedPassed ByNet ChangeStart RankEnd Rank
Start → 5K----#6048
5K → 10K181172+9#6048#6039
10K → 15K109218-109#6039#6148
15K → 20K186116+70#6148#6078
20K → Half2310+13#6078#6065
Half → 25K18667+119#6065#5946
25K → 30K255108+147#5946#5799
30K → 20M11124+87#5799#5712
20M → 21M12922+107#5712#5605
21M → 35K1271+126#5605#5479
35K → 23M1986+192#5479#5287
23M → 24M9515+80#5287#5207
24M → 40K5833+25#5207#5182
40K → 25.2M1429-15#5182#5197
25.2M → Finish20113-93#5197#5290
TOTALS1692934+758
📊

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