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BOSTON MARATHON 2025

Antonio Tozio

Bib: 24437•M

0:00
0:00
/ mi
Masters
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Overall
#0 / 28404
Gender (Male)
#0 / 16105
Masters (Masters Men)
#0 / 10463
Division (M65-69)
#0 / 639
Top 46%
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
8:29/mi
26:21
↑ 97↓ 3451.5%
10K· 6.21 mi
8:16/mi
52:01
↑ 79↓ 1380.4%
15K· 9.32 mi
8:23/mi
1:18:04
↑ 67↓ 78
20K· 12.43 mi
8:46/mi
1:45:19
↑ 106↓ 860.1%
Half· 13.11 mi
8:52/mi
1:51:22
↑ 19↓ 370.5%
25K· 15.53 mi
9:24/mi
2:14:10
↑ 66↓ 880.2%
30K· 18.64 mi
10:03/mi
2:45:23
↑ 181↓ 1480.2%
20M
10:00/mi
2:58:58
↑ 64↓ 500.2%
21M
10:56/mi
3:09:54
↑ 106↓ 241.6%
35K· 21.75 mi
9:39/mi
3:17:07
↑ 17↓ 861.7%
23M
10:13/mi
3:29:55
↑ 23↓ 630.6%
24M
10:07/mi
3:40:02
↓ 821.3%
40K· 24.85 mi
10:30/mi
3:49:01
↓ 200.3%
25.2M
11:53/mi
3:53:07
↑ 13↓ 160.2%
Finish· 26.22 mi
10:27/mi
4:03:46
↑ 22↓ 21

The Course

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Half Splits

1st Half· via HalfFaster
Distance13.11 mi
Time1:51:22
Pace8:30 /mi
2nd Half
Distance13.11 mi
Time2:12:24
Pace10:06 /mi
📊Positive Split: 18.9% slower second half

Checkpoint Splits

CheckpointDistanceTime of DayTimeAvg PaceSegment TimeSegment PaceDiff
5K
3.11 mi11:47:5626:218:2926:21
8:29
-
10K
6.21 mi12:13:3652:018:2225:40
8:16
-0:13
15K
9.32 mi12:39:391:18:048:2326:03
8:23
+0:07
20K
12.43 mi13:06:541:45:198:2827:15
8:46
+0:23
Half
13.11 mi13:12:571:51:228:306:03
8:52
+0:06
25K
15.53 mi13:35:452:14:108:3822:48
9:24
+0:32
30K
18.64 mi14:06:582:45:238:5231:13
10:03
+0:39
20M
20.00 mi14:20:332:58:588:5713:35
10:00
-0:03
21M
21.00 mi14:31:293:09:549:0310:56
10:56
+0:56
35K
21.75 mi14:38:423:17:079:047:13
9:39
-1:17
23M
23.00 mi14:51:303:29:559:0812:48
10:13
+0:34
24M
24.00 mi15:01:373:40:029:1010:07
10:07
-0:06
40K
24.85 mi15:10:363:49:019:138:59
10:30
+0:23
25.2M
25.20 mi15:14:423:53:079:154:06
11:53
+1:23
Finish
26.22 mi15:25:214:03:469:1810:39
10:27
-1:26

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

8:16 /mi

Average Pace

9:18 /mi

Slowest Pace

11:53 /mi

Loading chart...
Fastest
Middle
Slowest
Average

📊Segments

Segment Time Comparison

Time at Faster Pace

2:14:10

55% of race

Time at Steady Pace

1:34:34

39% of race

Time at Slower Pace

15:02

6% of race

Average Pace: 9:18 /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 mi11:47:5626:218:2926:21
8:29
#19781
10K
6.21 mi12:13:3652:018:2225:40
8:16
#19067
15K
9.32 mi12:39:391:18:048:2326:03
8:23
#18885
20K
12.43 mi13:06:541:45:198:2827:15
8:46
#19110
Half
13.11 mi13:12:571:51:228:306:03
8:52
#19229
25K
15.53 mi13:35:452:14:108:3822:48
9:24
#19720
30K
18.64 mi14:06:582:45:238:5231:13
10:03
#20250
20M
20.00 mi14:20:332:58:588:5713:35
10:00
#20319
21M
21.00 mi14:31:293:09:549:0310:56
10:56
#20406
35K
21.75 mi14:38:423:17:079:047:13
9:39
#20420
23M
23.00 mi14:51:303:29:559:0812:48
10:13
#20494
24M
24.00 mi15:01:373:40:029:1010:07
10:07
#20581
40K
24.85 mi15:10:363:49:019:138:59
10:30
#20674
25.2M
25.20 mi15:14:423:53:079:154:06
11:53
#20728
Finish
26.22 mi15:25:214:03:469:1810:39
10:27
#20855
Faster pace
Steady pace
Slower pace

Checkpoint and Segment Rankings

CheckpointDistanceSeg. DistOverallMalesM65-69Seg. OverallSeg. MalesSeg. M65-69
5K3.11 mi3.11 mi19781123431234318602(Top 65%)11892(Top 74%)11892(Top 1861%)
10K6.21 mi3.10 mi19067+71412070+27312070+27318296(Top 64%)11763(Top 73%)11763(Top 1841%)
15K9.32 mi3.11 mi18885+18211987+8311987+8318602(Top 65%)11892(Top 74%)11892(Top 1861%)
20K12.43 mi3.11 mi19110-22512090-10312090-10319788(Top 70%)12368(Top 77%)12368(Top 1936%)
Half13.11 mi0.68 mi19229-11912132-4212132-4221199(Top 75%)12996(Top 81%)12996(Top 2034%)
25K15.53 mi2.42 mi19720-49112343-21112343-21121546(Top 76%)13100(Top 81%)13100(Top 2050%)
30K18.64 mi3.11 mi20250-53012521-17812521-17821724(Top 76%)13039(Top 81%)13039(Top 2041%)
20M20.00 mi1.36 mi20319-6912530-912530-920919(Top 74%)12549(Top 78%)12549(Top 1964%)
21M21.00 mi1.00 mi20406-8712552-2212552-2221206(Top 75%)12593(Top 78%)12593(Top 1971%)
35K21.75 mi0.75 mi20420-1412542+1012542+1020826(Top 73%)12364(Top 77%)12364(Top 1935%)
23M23.00 mi1.25 mi20494-7412558-1612558-1621190(Top 75%)12485(Top 78%)12485(Top 1954%)
24M24.00 mi1.00 mi20581-8712575-1712575-1721676(Top 76%)12665(Top 79%)12665(Top 1982%)
40K24.85 mi0.85 mi20674-9312606-3112606-3121945(Top 77%)12722(Top 79%)12722(Top 1991%)
25.2M25.20 mi0.35 mi20728-5412617-1112617-1122969(Top 81%)13263(Top 82%)13263(Top 2076%)
Finish26.22 mi1.02 mi20855-12712655-3812655-3824168(Top 85%)13852(Top 86%)13852(Top 2168%)

Segment Performance Analysis

10K→15K

0.0 - 3.1 mi

Top 65%
×21story building
+97ft-345ft

Overall

18602

Males

11892

M65-69

11892

5K→10K

3.1 - 6.2 mi

Top 64%
×5story building
+79ft-138ft

Overall

18296

Males

11763

M65-69

11763

10K→15K

6.2 - 9.3 mi

Top 65%
×3story building
+67ft-78ft

Overall

18602

Males

11892

M65-69

11892

15K→20K

9.3 - 12.4 mi

Top 70%
×5story building
+106ft-86ft

Overall

19788

Males

12368

M65-69

12368

20K→Half

12.4 - 13.1 mi

Top 75%
×2story building
+19ft-37ft

Overall

21199

Males

12996

M65-69

12996

Half→25K

13.1 - 15.5 mi

Top 76%
×4story building
+66ft-88ft

Overall

21546

Males

13100

M65-69

13100

25K→30K

15.5 - 18.6 mi

Top 76%
×9story building
+181ft-148ft

Overall

21724

Males

13039

M65-69

13039

30K→20M

18.6 - 20.0 mi

Top 74%
×5story building
+64ft-50ft

Overall

20919

Males

12549

M65-69

12549

20M→21M

20.0 - 21.0 mi

Top 75%
×8story building
+106ft-24ft

Overall

21206

Males

12593

M65-69

12593

21M→35K

21.0 - 21.8 mi

Top 73%
×7story building
+17ft-86ft

Overall

20826

Males

12364

M65-69

12364

35K→23M

21.8 - 23.0 mi

Top 75%
×5story building
+23ft-63ft

Overall

21190

Males

12485

M65-69

12485

23M→24M

23.0 - 24.0 mi

Top 76%
×6story building
+12ft-82ft

Overall

21676

Males

12665

M65-69

12665

24M→40K

24.0 - 24.9 mi

Top 77%
×1story
+6ft-20ft

Overall

21945

Males

12722

M65-69

12722

40K→25.2M

24.9 - 25.2 mi

Top 81%
×1story
+13ft-16ft

Overall

22969

Males

13263

M65-69

13263

25.2M→Finish

25.2 - 26.2 mi

Top 85%
×2story building
+22ft-21ft

Overall

24168

Males

13852

M65-69

13852

Passing Analysis

Category:
Athletes Passed
1716
Passed By
2790
Net Change
-1074
SegmentAthletes PassedPassed ByNet ChangeStart RankEnd Rank
Start → 5K----#19781
5K → 10K78571+714#19781#19067
10K → 15K282100+182#19067#18885
15K → 20K138363-225#18885#19110
20K → Half12131-119#19110#19229
Half → 25K58549-491#19229#19720
25K → 30K96626-530#19720#20250
30K → 20M80149-69#20250#20319
20M → 21M62149-87#20319#20406
21M → 35K5266-14#20406#20420
35K → 23M67141-74#20420#20494
23M → 24M35122-87#20494#20581
24M → 40K27120-93#20581#20674
40K → 25.2M1064-54#20674#20728
25.2M → Finish12139-127#20728#20855
TOTALS17162790-1074
📊

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