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BOSTON MARATHON 2025

Pablo Casuso Valcarce

Bib: 2944•M

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0:00
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Overall
#0 / 28404
Top 8%
Gender (Male)
#0 / 16105
Top 13%
Division (M18-39)
#0 / 5642
Top 30%
Race Day Weather
50°/40°F
broken clouds

⏱️ Race Timeline

Start
0:00:00
Race begins
5K· 3.11 mi
19:01
Rank: #1485
Start → 5K
19:01 | 6:07/mi
10K· 6.21 mi
38:22
Rank: #1754 (-269)
5K → 10K
19:21 | 6:14/mi
15K· 9.32 mi
57:40
Rank: #1801 (-47)
10K → 15K
19:18 | 6:13/mi
20K· 12.43 mi
1:17:53
Rank: #2088 (-287)
15K → 20K
20:13 | 6:30/mi
Half· 13.11 mi
1:22:05
Rank: #2072 (+16)
20K → Half
4:12 | 6:09/mi
25K· 15.53 mi
1:37:15
Rank: #1991 (+81)
Half → 25K
15:10 | 6:15/mi
30K· 18.64 mi
1:59:13
Rank: #2423 (-432)
25K → 30K
21:58 | 7:04/mi
20M
2:07:57
Rank: #2303 (+120)
30K → 20M
8:44 | 6:26/mi
21M
2:14:39
Rank: #2208 (+95)
20M → 21M
6:42 | 6:42/mi
35K· 21.75 mi
2:19:25
Rank: #2182 (+26)
21M → 35K
4:46 | 6:22/mi
23M
2:27:44
Rank: #2139 (+43)
35K → 23M
8:19 | 6:39/mi
24M
2:34:20
Rank: #2118 (+21)
23M → 24M
6:36 | 6:36/mi
40K· 24.85 mi
2:40:05
Rank: #2102 (+16)
24M → 40K
5:45 | 6:44/mi
25.2M
2:42:36
Rank: #2100 (+2)
40K → 25.2M
2:31 | 7:18/mi
Finish· 26.22 mi
2:49:25
Rank: #2155 (-55)
25.2M → Finish
6:49 | 6:41/mi

The Course

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Half Splits

1st Half· via HalfFaster
Distance13.11 mi
Time1:22:05
Pace6:16 /mi
2nd Half
Distance13.11 mi
Time1:27:20
Pace6:40 /mi
📊Positive Split: 6.4% slower second half

Checkpoint Splits

CheckpointDistanceTime of DayTimeAvg PaceSegment TimeSegment PaceDiff
5K
3.11 mi10:20:4519:016:0719:01
6:07
-
10K
6.21 mi10:40:0638:226:1019:21
6:14
+0:07
15K
9.32 mi10:59:2457:406:1119:18
6:13
-0:01
20K
12.43 mi11:19:371:17:536:1620:13
6:30
+0:17
Half
13.11 mi11:23:491:22:056:164:12
6:09
-0:21
25K
15.53 mi11:38:591:37:156:1615:10
6:15
+0:06
30K
18.64 mi12:00:571:59:136:2421:58
7:04
+0:49
20M
20.00 mi12:09:412:07:576:248:44
6:26
-0:38
21M
21.00 mi12:16:232:14:396:256:42
6:42
+0:16
35K
21.75 mi12:21:092:19:256:254:46
6:22
-0:20
23M
23.00 mi12:29:282:27:446:258:19
6:39
+0:17
24M
24.00 mi12:36:042:34:206:266:36
6:36
-0:03
40K
24.85 mi12:41:492:40:056:265:45
6:44
+0:08
25.2M
25.20 mi12:44:202:42:366:272:31
7:18
+0:34
Finish
26.22 mi12:51:092:49:256:286:49
6:41
-0:37

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

6:07 /mi

Average Pace

6:28 /mi

Slowest Pace

7:18 /mi

Loading chart...
Fastest
Middle
Slowest
Average

📊Segments

Segment Time Comparison

Time at Faster Pace

2:19:11

82% of race

Time at Steady Pace

27:43

16% of race

Time at Slower Pace

2:31

1% of race

Average Pace: 6:28 /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 mi10:20:4519:016:0719:01
6:07
#1485
10K
6.21 mi10:40:0638:226:1019:21
6:14
#1754
15K
9.32 mi10:59:2457:406:1119:18
6:13
#1801
20K
12.43 mi11:19:371:17:536:1620:13
6:30
#2088
Half
13.11 mi11:23:491:22:056:164:12
6:09
#2072
25K
15.53 mi11:38:591:37:156:1615:10
6:15
#1991
30K
18.64 mi12:00:571:59:136:2421:58
7:04
#2423
20M
20.00 mi12:09:412:07:576:248:44
6:26
#2303
21M
21.00 mi12:16:232:14:396:256:42
6:42
#2208
35K
21.75 mi12:21:092:19:256:254:46
6:22
#2182
23M
23.00 mi12:29:282:27:446:258:19
6:39
#2139
24M
24.00 mi12:36:042:34:206:266:36
6:36
#2118
40K
24.85 mi12:41:492:40:056:265:45
6:44
#2102
25.2M
25.20 mi12:44:202:42:366:272:31
7:18
#2100
Finish
26.22 mi12:51:092:49:256:286:49
6:41
#2155
Faster pace
Steady pace
Slower pace

Checkpoint and Segment Rankings

CheckpointDistanceSeg. DistOverallMalesM18-39Seg. OverallSeg. MalesSeg. M18-39
5K3.11 mi3.11 mi1485141514151911(Top 7%)1820(Top 11%)1820(Top 32%)
10K6.21 mi3.10 mi1754-2691667-2521667-2522042(Top 7%)1945(Top 12%)1945(Top 34%)
15K9.32 mi3.11 mi1801-471713-461713-461911(Top 7%)1820(Top 11%)1820(Top 32%)
20K12.43 mi3.11 mi2088-2871993-2801993-2803152(Top 11%)2992(Top 19%)2992(Top 53%)
Half13.11 mi0.68 mi2072+161978+151978+151760(Top 6%)1676(Top 10%)1676(Top 30%)
25K15.53 mi2.42 mi1991+811898+801898+801670(Top 6%)1587(Top 10%)1587(Top 28%)
30K18.64 mi3.11 mi2423-4322311-4132311-4135125(Top 18%)4637(Top 29%)4637(Top 82%)
20M20.00 mi1.36 mi2303+1202197+1142197+1141335(Top 5%)1262(Top 8%)1262(Top 22%)
21M21.00 mi1.00 mi2208+952106+912106+911207(Top 4%)1141(Top 7%)1141(Top 20%)
35K21.75 mi0.75 mi2182+262081+252081+251886(Top 7%)1770(Top 11%)1770(Top 31%)
23M23.00 mi1.25 mi2139+432036+452036+451991(Top 7%)1861(Top 12%)1861(Top 33%)
24M24.00 mi1.00 mi2118+212014+222014+222470(Top 9%)2274(Top 14%)2274(Top 40%)
40K24.85 mi0.85 mi2102+161996+181996+182458(Top 9%)2240(Top 14%)2240(Top 40%)
25.2M25.20 mi0.35 mi2100+21993+31993+32451(Top 9%)2185(Top 14%)2185(Top 39%)
Finish26.22 mi1.02 mi2155-552045-522045-523773(Top 13%)3261(Top 20%)3261(Top 58%)

Segment Performance Analysis

10K→15K

0.0 - 3.1 mi

Top 7%
×21stories
+97ft-345ft

Overall

1911

Males

1820

M18-39

1820

5K→10K

3.1 - 6.2 mi

Top 7%
×5stories
+79ft-138ft

Overall

2042

Males

1945

M18-39

1945

10K→15K

6.2 - 9.3 mi

Top 7%
×3stories
+67ft-78ft

Overall

1911

Males

1820

M18-39

1820

15K→20K

9.3 - 12.4 mi

Top 11%
×5stories
+106ft-86ft

Overall

3152

Males

2992

M18-39

2992

20K→Half

12.4 - 13.1 mi

Top 6%
×2stories
+19ft-37ft

Overall

1760

Males

1676

M18-39

1676

Half→25K

13.1 - 15.5 mi

Top 6%
×4stories
+66ft-88ft

Overall

1670

Males

1587

M18-39

1587

25K→30K

15.5 - 18.6 mi

Top 18%
×9stories
+181ft-148ft

Overall

5125

Males

4637

M18-39

4637

30K→20M

18.6 - 20.0 mi

Top 5%
×5stories
+64ft-50ft

Overall

1335

Males

1262

M18-39

1262

20M→21M

20.0 - 21.0 mi

Top 4%
×8stories
+106ft-24ft

Overall

1207

Males

1141

M18-39

1141

21M→35K

21.0 - 21.8 mi

Top 7%
×7stories
+17ft-86ft

Overall

1886

Males

1770

M18-39

1770

35K→23M

21.8 - 23.0 mi

Top 7%
×5stories
+23ft-63ft

Overall

1991

Males

1861

M18-39

1861

23M→24M

23.0 - 24.0 mi

Top 9%
×6stories
+12ft-82ft

Overall

2470

Males

2274

M18-39

2274

24M→40K

24.0 - 24.9 mi

Top 9%
×1story
+6ft-20ft

Overall

2458

Males

2240

M18-39

2240

40K→25.2M

24.9 - 25.2 mi

Top 9%
×1story
+13ft-16ft

Overall

2451

Males

2185

M18-39

2185

25.2M→Finish

25.2 - 26.2 mi

Top 13%
×2stories
+22ft-21ft

Overall

3773

Males

3261

M18-39

3261

Passing Analysis

Category:
Athletes Passed
639
Passed By
1309
Net Change
-670
SegmentAthletes PassedPassed ByNet ChangeStart RankEnd Rank
Start → 5K----#1485
5K → 10K14283-269#1485#1754
10K → 15K3885-47#1754#1801
15K → 20K16303-287#1801#2088
20K → Half215+16#2088#2072
Half → 25K9615+81#2072#1991
25K → 30K21453-432#1991#2423
30K → 20M1222+120#2423#2303
20M → 21M1005+95#2303#2208
21M → 35K337+26#2208#2182
35K → 23M6118+43#2182#2139
23M → 24M4423+21#2139#2118
24M → 40K4125+16#2118#2102
40K → 25.2M1614+2#2102#2100
25.2M → Finish1671-55#2100#2155
TOTALS6391309-670
📊

Passing Visuals

Category:

📈Position Graph

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🎨Heatmap Timeline

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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