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BOSTON MARATHON 2025

Charles Casiano

Bib: 13840•M

NY

0:00
0:00
/ mi
Masters
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Overall
#0 / 28404
Top 35%
Gender (Male)
#0 / 16105
Top 48%
Masters (Masters Men)
#0 / 10463
Top 37%
Division (M50-54)
#0 / 1996
Top 38%
Race Day Weather
50°/40°F
broken clouds

⏱️ Race Timeline

Course Elevation
7–469 ft
≈
×2stacked redwood trees
•▲ 890 ft climb · ▼ 1342 ft descent
Ribbon color based on
FasterSteadySlower· vs. your average pace
Start
0:00
Race begins
5K· 3.11 mi
7:41/mi
23:53
↑ 97↓ 3451.5%
10K· 6.21 mi
7:30/mi
47:10
↑ 79↓ 1380.4%
15K· 9.32 mi
7:23/mi
1:10:05
↑ 67↓ 78
20K· 12.43 mi
7:21/mi
1:32:54
↑ 106↓ 860.1%
Half· 13.11 mi
7:04/mi
1:37:43
↑ 19↓ 370.5%
25K· 15.53 mi
7:43/mi
1:56:26
↑ 66↓ 880.2%
30K· 18.64 mi
7:42/mi
2:20:22
↑ 181↓ 1480.2%
20M
7:42/mi
2:30:50
↑ 64↓ 500.2%
21M
8:18/mi
2:39:08
↑ 106↓ 241.6%
35K· 21.75 mi
7:30/mi
2:44:45
↑ 17↓ 861.7%
23M
7:50/mi
2:54:34
↑ 23↓ 630.6%
24M
7:42/mi
3:02:16
↓ 821.3%
40K· 24.85 mi
7:44/mi
3:08:53
↓ 200.3%
25.2M
8:10/mi
3:11:42
↑ 13↓ 160.2%
Finish· 26.22 mi
7:23/mi
3:19:13
↑ 22↓ 21

The Course

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Half Splits

1st Half· via HalfFaster
Distance13.11 mi
Time1:37:43
Pace7:27 /mi
2nd Half
Distance13.11 mi
Time1:41:30
Pace7:45 /mi
📊Positive Split: 3.9% slower second half

Checkpoint Splits

CheckpointDistanceTime of DayTimeAvg PaceSegment TimeSegment PaceDiff
5K
3.11 mi10:53:5523:537:4123:53
7:41
-
10K
6.21 mi11:17:1247:107:3523:17
7:30
-0:11
15K
9.32 mi11:40:071:10:057:3122:55
7:23
-0:07
20K
12.43 mi12:02:561:32:547:2922:49
7:21
-0:02
Half
13.11 mi12:07:451:37:437:274:49
7:04
-0:17
25K
15.53 mi12:26:281:56:267:3018:43
7:43
+0:39
30K
18.64 mi12:50:242:20:227:3223:56
7:42
-0:01
20M
20.00 mi13:00:522:30:507:3210:28
7:42
0:00
21M
21.00 mi13:09:102:39:087:358:18
8:18
+0:36
35K
21.75 mi13:14:472:44:457:355:37
7:30
-0:48
23M
23.00 mi13:24:362:54:347:359:49
7:50
+0:20
24M
24.00 mi13:32:183:02:167:367:42
7:42
-0:08
40K
24.85 mi13:38:553:08:537:366:37
7:44
+0:02
25.2M
25.20 mi13:41:443:11:427:362:49
8:10
+0:26
Finish
26.22 mi13:49:153:19:137:367:31
7:23
-0:47

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

7:04 /mi

Average Pace

7:36 /mi

Slowest Pace

8:18 /mi

Loading chart...
Fastest
Middle
Slowest
Average

📊Segments

Segment Time Comparison

Time at Faster Pace

2:58:17

89% of race

Time at Steady Pace

20:56

11% of race

Time at Slower Pace

0:00

0% of race

Average Pace: 7:36 /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 mi10:53:5523:537:4123:53
7:41
#13842
10K
6.21 mi11:17:1247:107:3523:17
7:30
#12937
15K
9.32 mi11:40:071:10:057:3122:55
7:23
#12154
20K
12.43 mi12:02:561:32:547:2922:49
7:21
#11422
Half
13.11 mi12:07:451:37:437:274:49
7:04
#11248
25K
15.53 mi12:26:281:56:267:3018:43
7:43
#11287
30K
18.64 mi12:50:242:20:227:3223:56
7:42
#10863
20M
20.00 mi13:00:522:30:507:3210:28
7:42
#10613
21M
21.00 mi13:09:102:39:087:358:18
8:18
#10508
35K
21.75 mi13:14:472:44:457:355:37
7:30
#10413
23M
23.00 mi13:24:362:54:347:359:49
7:50
#10268
24M
24.00 mi13:32:183:02:167:367:42
7:42
#10171
40K
24.85 mi13:38:553:08:537:366:37
7:44
#10073
25.2M
25.20 mi13:41:443:11:427:362:49
8:10
#9986
Finish
26.22 mi13:49:153:19:137:367:31
7:23
#9895
Faster pace
Steady pace
Slower pace

Checkpoint and Segment Rankings

CheckpointDistanceSeg. DistOverallMalesM50-54Seg. OverallSeg. MalesSeg. M50-54
5K3.11 mi3.11 mi138429995999510637(Top 37%)8415(Top 52%)8415(Top 422%)
10K6.21 mi3.10 mi12937+9059597+3989597+39812027(Top 42%)9159(Top 57%)9159(Top 459%)
15K9.32 mi3.11 mi12154+7839198+3999198+39910637(Top 37%)8415(Top 52%)8415(Top 422%)
20K12.43 mi3.11 mi11422+7328824+3748824+3749389(Top 33%)7675(Top 48%)7675(Top 385%)
Half13.11 mi0.68 mi11248+1748746+788746+788016(Top 28%)6917(Top 43%)6917(Top 347%)
25K15.53 mi2.42 mi11287-398724+228724+2211688(Top 41%)8695(Top 54%)8695(Top 436%)
30K18.64 mi3.11 mi10863+4248440+2848440+2849213(Top 32%)7262(Top 45%)7262(Top 364%)
20M20.00 mi1.36 mi10613+2508274+1668274+1668361(Top 29%)6654(Top 41%)6654(Top 333%)
21M21.00 mi1.00 mi10508+1058182+928182+929204(Top 32%)6934(Top 43%)6934(Top 347%)
35K21.75 mi0.75 mi10413+958115+678115+678670(Top 31%)6679(Top 41%)6679(Top 335%)
23M23.00 mi1.25 mi10268+1457991+1247991+1248860(Top 31%)6648(Top 41%)6648(Top 333%)
24M24.00 mi1.00 mi10171+977917+747917+749107(Top 32%)6709(Top 42%)6709(Top 336%)
40K24.85 mi0.85 mi10073+987837+807837+808342(Top 29%)6180(Top 38%)6180(Top 310%)
25.2M25.20 mi0.35 mi9986+877780+577780+576868(Top 24%)5287(Top 33%)5287(Top 265%)
Finish26.22 mi1.02 mi9895+917704+767704+768324(Top 29%)6100(Top 38%)6100(Top 306%)

Segment Performance Analysis

10K→15K

0.0 - 3.1 mi

Top 37%
×21story building
+97ft-345ft

Overall

10637

Males

8415

M50-54

8415

5K→10K

3.1 - 6.2 mi

Top 42%
×5story building
+79ft-138ft

Overall

12027

Males

9159

M50-54

9159

10K→15K

6.2 - 9.3 mi

Top 37%
×3story building
+67ft-78ft

Overall

10637

Males

8415

M50-54

8415

15K→20K

9.3 - 12.4 mi

Top 33%
×5story building
+106ft-86ft

Overall

9389

Males

7675

M50-54

7675

20K→Half

12.4 - 13.1 mi

Top 28%
×2story building
+19ft-37ft

Overall

8016

Males

6917

M50-54

6917

Half→25K

13.1 - 15.5 mi

Top 41%
×4story building
+66ft-88ft

Overall

11688

Males

8695

M50-54

8695

25K→30K

15.5 - 18.6 mi

Top 32%
×9story building
+181ft-148ft

Overall

9213

Males

7262

M50-54

7262

30K→20M

18.6 - 20.0 mi

Top 29%
×5story building
+64ft-50ft

Overall

8361

Males

6654

M50-54

6654

20M→21M

20.0 - 21.0 mi

Top 32%
×8story building
+106ft-24ft

Overall

9204

Males

6934

M50-54

6934

21M→35K

21.0 - 21.8 mi

Top 31%
×7story building
+17ft-86ft

Overall

8670

Males

6679

M50-54

6679

35K→23M

21.8 - 23.0 mi

Top 31%
×5story building
+23ft-63ft

Overall

8860

Males

6648

M50-54

6648

23M→24M

23.0 - 24.0 mi

Top 32%
×6story building
+12ft-82ft

Overall

9107

Males

6709

M50-54

6709

24M→40K

24.0 - 24.9 mi

Top 29%
×1story
+6ft-20ft

Overall

8342

Males

6180

M50-54

6180

40K→25.2M

24.9 - 25.2 mi

Top 24%
×1story
+13ft-16ft

Overall

6868

Males

5287

M50-54

5287

25.2M→Finish

25.2 - 26.2 mi

Top 29%
×2story building
+22ft-21ft

Overall

8324

Males

6100

M50-54

6100

Passing Analysis

Category:
Athletes Passed
4435*
Passed By
488
Net Change
+3947
SegmentAthletes PassedPassed ByNet ChangeStart RankEnd Rank
Start → 5K----#13842
5K → 10K93833+905#13842#12937
10K → 15K80118+783#12937#12154
15K → 20K7364+732#12154#11422
20K → Half1751+174#11422#11248
Half → 25K152191-39#11248#11287
25K → 30K46844+424#11287#10863
30K → 20M26010+250#10863#10613
20M → 21M15954+105#10613#10508
21M → 35K11015+95#10508#10413
35K → 23M17631+145#10413#10268
23M → 24M12629+97#10268#10171
24M → 40K12527+98#10171#10073
40K → 25.2M93*6+87#10073#9986
25.2M → Finish11625+91#9986#9895
TOTALS4435*488+3947

* Includes athletes who did not complete a segment (DNF/DNQ).

📊

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