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BOSTON MARATHON 2025

Simon Staiano

Bib: 10473•M

0:00
0:00
/ mi
Masters
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Overall
#0 / 28404
Gender (Male)
#0 / 16105
Masters (Masters Men)
#0 / 10463
Division (M50-54)
#0 / 1996
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
7:42/mi
23:55
↑ 97↓ 3451.5%
10K· 6.21 mi
7:53/mi
48:25
↑ 79↓ 1380.4%
15K· 9.32 mi
8:11/mi
1:13:52
↑ 67↓ 78
20K· 12.43 mi
8:26/mi
1:40:05
↑ 106↓ 860.1%
Half· 13.11 mi
8:32/mi
1:45:54
↑ 19↓ 370.5%
25K· 15.53 mi
8:42/mi
2:06:59
↑ 66↓ 880.2%
30K· 18.64 mi
9:35/mi
2:36:44
↑ 181↓ 1480.2%
20M
11:03/mi
2:51:45
↑ 64↓ 500.2%
21M
10:41/mi
3:02:26
↑ 106↓ 241.6%
35K· 21.75 mi
11:51/mi
3:11:18
↑ 17↓ 861.7%
23M
12:41/mi
3:27:11
↑ 23↓ 630.6%
24M
10:16/mi
3:37:27
↓ 821.3%
40K· 24.85 mi
13:04/mi
3:48:37
↓ 200.3%
25.2M
9:54/mi
3:52:02
↑ 13↓ 160.2%
Finish· 26.22 mi
7:44/mi
3:59:55
↑ 22↓ 21

The Course

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Half Splits

1st Half· via HalfFaster
Distance13.11 mi
Time1:45:54
Pace8:05 /mi
2nd Half
Distance13.11 mi
Time2:14:01
Pace10:13 /mi
📊Positive Split: 26.6% slower second half

Checkpoint Splits

CheckpointDistanceTime of DayTimeAvg PaceSegment TimeSegment PaceDiff
5K
3.11 mi10:55:5423:557:4223:55
7:42
-
10K
6.21 mi11:20:2448:257:4824:30
7:53
+0:11
15K
9.32 mi11:45:511:13:527:5625:27
8:11
+0:18
20K
12.43 mi12:12:041:40:058:0326:13
8:26
+0:15
Half
13.11 mi12:17:531:45:548:055:49
8:32
+0:06
25K
15.53 mi12:38:582:06:598:1021:05
8:42
+0:10
30K
18.64 mi13:08:432:36:448:2429:45
9:35
+0:53
20M
20.00 mi13:23:442:51:458:3515:01
11:03
+1:28
21M
21.00 mi13:34:253:02:268:4110:41
10:41
-0:22
35K
21.75 mi13:43:173:11:188:488:52
11:51
+1:10
23M
23.00 mi13:59:103:27:119:0015:53
12:41
+0:50
24M
24.00 mi14:09:263:37:279:0410:16
10:16
-2:25
40K
24.85 mi14:20:363:48:379:1211:10
13:04
+2:48
25.2M
25.20 mi14:24:013:52:029:123:25
9:54
-3:10
Finish
26.22 mi14:31:543:59:559:097:53
7:44
-2:10

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

7:42 /mi

Average Pace

9:09 /mi

Slowest Pace

13:04 /mi

Loading chart...
Fastest
Middle
Slowest
Average

📊Segments

Segment Time Comparison

Time at Faster Pace

2:14:52

56% of race

Time at Steady Pace

43:26

18% of race

Time at Slower Pace

1:01:37

26% of race

Average Pace: 9:09 /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 mi10:55:5423:557:4223:55
7:42
#13952
10K
6.21 mi11:20:2448:257:4824:30
7:53
#14713
15K
9.32 mi11:45:511:13:527:5625:27
8:11
#15715
20K
12.43 mi12:12:041:40:058:0326:13
8:26
#16332
Half
13.11 mi12:17:531:45:548:055:49
8:32
#16520
25K
15.53 mi12:38:582:06:598:1021:05
8:42
#16801
30K
18.64 mi13:08:432:36:448:2429:45
9:35
#17520
20M
20.00 mi13:23:442:51:458:3515:01
11:03
#18351
21M
21.00 mi13:34:253:02:268:4110:41
10:41
#18540
35K
21.75 mi13:43:173:11:188:488:52
11:51
#19097
23M
23.00 mi13:59:103:27:119:0015:53
12:41
#19956
24M
24.00 mi14:09:263:37:279:0410:16
10:16
#20098
40K
24.85 mi14:20:363:48:379:1211:10
13:04
#20615
25.2M
25.20 mi14:24:013:52:029:123:25
9:54
#20565
Finish
26.22 mi14:31:543:59:559:097:53
7:44
#20335
Faster pace
Steady pace
Slower pace

Checkpoint and Segment Rankings

CheckpointDistanceSeg. DistOverallMalesM50-54Seg. OverallSeg. MalesSeg. M50-54
5K3.11 mi3.11 mi13952100361003617341(Top 61%)11370(Top 71%)11370(Top 570%)
10K6.21 mi3.10 mi14713-76110298-26210298-26215564(Top 55%)10655(Top 66%)10655(Top 534%)
15K9.32 mi3.11 mi15715-100210708-41010708-41017341(Top 61%)11370(Top 71%)11370(Top 570%)
20K12.43 mi3.11 mi16332-61710944-23610944-23617793(Top 63%)11525(Top 72%)11525(Top 577%)
Half13.11 mi0.68 mi16520-18811023-7911023-7919344(Top 68%)12198(Top 76%)12198(Top 611%)
25K15.53 mi2.42 mi16801-28111106-8311106-8318356(Top 65%)11682(Top 73%)11682(Top 585%)
30K18.64 mi3.11 mi17520-71911338-23211338-23220238(Top 71%)12401(Top 77%)12401(Top 621%)
20M20.00 mi1.36 mi18351-83111688-35011688-35023679(Top 83%)13836(Top 86%)13836(Top 693%)
21M21.00 mi1.00 mi18540-18911744-5611744-5620548(Top 72%)12279(Top 76%)12279(Top 615%)
35K21.75 mi0.75 mi19097-55711973-22911973-22925637(Top 90%)14650(Top 91%)14650(Top 734%)
23M23.00 mi1.25 mi19956-85912304-33112304-33126023(Top 92%)14851(Top 92%)14851(Top 744%)
24M24.00 mi1.00 mi20098-14212353-4912353-4922120(Top 78%)12865(Top 80%)12865(Top 645%)
40K24.85 mi0.85 mi20615-51712570-21712570-21726349(Top 93%)14964(Top 93%)14964(Top 750%)
25.2M25.20 mi0.35 mi20565+5012542+2812542+2816590(Top 58%)10183(Top 63%)10183(Top 510%)
Finish26.22 mi1.02 mi20335+23012425+11712425+11710962(Top 39%)7501(Top 47%)7501(Top 376%)

Segment Performance Analysis

10K→15K

0.0 - 3.1 mi

Top 61%
×21story building
+97ft-345ft

Overall

17341

Males

11370

M50-54

11370

5K→10K

3.1 - 6.2 mi

Top 55%
×5story building
+79ft-138ft

Overall

15564

Males

10655

M50-54

10655

10K→15K

6.2 - 9.3 mi

Top 61%
×3story building
+67ft-78ft

Overall

17341

Males

11370

M50-54

11370

15K→20K

9.3 - 12.4 mi

Top 63%
×5story building
+106ft-86ft

Overall

17793

Males

11525

M50-54

11525

20K→Half

12.4 - 13.1 mi

Top 68%
×2story building
+19ft-37ft

Overall

19344

Males

12198

M50-54

12198

Half→25K

13.1 - 15.5 mi

Top 65%
×4story building
+66ft-88ft

Overall

18356

Males

11682

M50-54

11682

25K→30K

15.5 - 18.6 mi

Top 71%
×9story building
+181ft-148ft

Overall

20238

Males

12401

M50-54

12401

30K→20M

18.6 - 20.0 mi

Top 83%
×5story building
+64ft-50ft

Overall

23679

Males

13836

M50-54

13836

20M→21M

20.0 - 21.0 mi

Top 72%
×8story building
+106ft-24ft

Overall

20548

Males

12279

M50-54

12279

21M→35K

21.0 - 21.8 mi

Top 90%
×7story building
+17ft-86ft

Overall

25637

Males

14650

M50-54

14650

35K→23M

21.8 - 23.0 mi

Top 92%
×5story building
+23ft-63ft

Overall

26023

Males

14851

M50-54

14851

23M→24M

23.0 - 24.0 mi

Top 78%
×6story building
+12ft-82ft

Overall

22120

Males

12865

M50-54

12865

24M→40K

24.0 - 24.9 mi

Top 93%
×1story
+6ft-20ft

Overall

26349

Males

14964

M50-54

14964

40K→25.2M

24.9 - 25.2 mi

Top 58%
×1story
+13ft-16ft

Overall

16590

Males

10183

M50-54

10183

25.2M→Finish

25.2 - 26.2 mi

Top 39%
×2story building
+22ft-21ft

Overall

10962

Males

7501

M50-54

7501

Passing Analysis

Category:
Athletes Passed
789
Passed By
7172
Net Change
-6383
SegmentAthletes PassedPassed ByNet ChangeStart RankEnd Rank
Start → 5K----#13952
5K → 10K99860-761#13952#14713
10K → 15K381040-1002#14713#15715
15K → 20K71688-617#15715#16332
20K → Half5193-188#16332#16520
Half → 25K87368-281#16520#16801
25K → 30K67786-719#16801#17520
30K → 20M28859-831#17520#18351
20M → 21M57246-189#18351#18540
21M → 35K9566-557#18540#19097
35K → 23M9868-859#19097#19956
23M → 24M27169-142#19956#20098
24M → 40K7524-517#20098#20615
40K → 25.2M544+50#20615#20565
25.2M → Finish2311+230#20565#20335
TOTALS7897172-6383
📊

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