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BOSTON MARATHON 2025

Stefano Sestaioni

Bib: 13896•M

0:00
0:00
/ mi
Masters
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Overall
#0 / 28404
Top 44%
Gender (Male)
#0 / 16105
Masters (Masters Men)
#0 / 10463
Top 47%
Division (M55-59)
#0 / 1648
Top 33%
Race Day Weather
50°/40°F
broken clouds

⏱️ Race Timeline

Start
0:00:00
Race begins
5K· 3.11 mi
23:29
Rank: #12723
Start → 5K
23:29 | 7:34/mi
10K· 6.21 mi
46:53
Rank: #12529 (+194)
5K → 10K
23:24 | 7:32/mi
15K· 9.32 mi
1:11:26
Rank: #13436 (-907)
10K → 15K
24:33 | 7:54/mi
20K· 12.43 mi
1:35:47
Rank: #13432 (+4)
15K → 20K
24:21 | 7:50/mi
Half· 13.11 mi
1:40:57
Rank: #13368 (+64)
20K → Half
5:10 | 7:34/mi
25K· 15.53 mi
2:00:10
Rank: #13303 (+65)
Half → 25K
19:13 | 7:56/mi
30K· 18.64 mi
2:25:39
Rank: #13204 (+99)
25K → 30K
25:29 | 8:12/mi
20M
2:36:48
Rank: #13053 (+151)
30K → 20M
11:09 | 8:12/mi
21M
2:45:46
Rank: #13030 (+23)
20M → 21M
8:58 | 8:58/mi
35K· 21.75 mi
2:51:43
Rank: #12983 (+47)
21M → 35K
5:57 | 7:57/mi
23M
3:01:48
Rank: #12793 (+190)
35K → 23M
10:05 | 8:03/mi
24M
3:09:38
Rank: #12653 (+140)
23M → 24M
7:50 | 7:50/mi
40K· 24.85 mi
3:16:34
Rank: #12559 (+94)
24M → 40K
6:56 | 8:07/mi
25.2M
3:19:40
Rank: #12528 (+31)
40K → 25.2M
3:06 | 8:59/mi
Finish· 26.22 mi
3:27:51
Rank: #12537 (-9)
25.2M → Finish
8:11 | 8:02/mi

The Course

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Half Splits

1st Half· via HalfFaster
Distance13.11 mi
Time1:40:57
Pace7:42 /mi
2nd Half
Distance13.11 mi
Time1:46:54
Pace8:09 /mi
📊Positive Split: 5.9% slower second half

Checkpoint Splits

CheckpointDistanceTime of DayTimeAvg PaceSegment TimeSegment PaceDiff
5K
3.11 mi10:52:2423:297:3423:29
7:34
-
10K
6.21 mi11:15:4846:537:3323:24
7:32
-0:02
15K
9.32 mi11:40:211:11:267:4024:33
7:54
+0:22
20K
12.43 mi12:04:421:35:477:4224:21
7:50
-0:04
Half
13.11 mi12:09:521:40:577:425:10
7:34
-0:16
25K
15.53 mi12:29:052:00:107:4419:13
7:56
+0:22
30K
18.64 mi12:54:342:25:397:4925:29
8:12
+0:16
20M
20.00 mi13:05:432:36:487:5011:09
8:12
0:00
21M
21.00 mi13:14:412:45:467:548:58
8:58
+0:46
35K
21.75 mi13:20:382:51:437:545:57
7:57
-1:01
23M
23.00 mi13:30:433:01:487:5410:05
8:03
+0:06
24M
24.00 mi13:38:333:09:387:547:50
7:50
-0:13
40K
24.85 mi13:45:293:16:347:556:56
8:07
+0:17
25.2M
25.20 mi13:48:353:19:407:553:06
8:59
+0:52
Finish
26.22 mi13:56:463:27:517:568:11
8:02
-0:57

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

7:32 /mi

Average Pace

7:56 /mi

Slowest Pace

8:59 /mi

Loading chart...
Fastest
Middle
Slowest
Average

📊Segments

Segment Time Comparison

Time at Faster Pace

3:15:47

94% of race

Time at Steady Pace

0:00

0% of race

Time at Slower Pace

12:04

6% of race

Average Pace: 7:56 /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 mi10:52:2423:297:3423:29
7:34
#12723
10K
6.21 mi11:15:4846:537:3323:24
7:32
#12529
15K
9.32 mi11:40:211:11:267:4024:33
7:54
#13436
20K
12.43 mi12:04:421:35:477:4224:21
7:50
#13432
Half
13.11 mi12:09:521:40:577:425:10
7:34
#13368
25K
15.53 mi12:29:052:00:107:4419:13
7:56
#13303
30K
18.64 mi12:54:342:25:397:4925:29
8:12
#13204
20M
20.00 mi13:05:432:36:487:5011:09
8:12
#13053
21M
21.00 mi13:14:412:45:467:548:58
8:58
#13030
35K
21.75 mi13:20:382:51:437:545:57
7:57
#12983
23M
23.00 mi13:30:433:01:487:5410:05
8:03
#12793
24M
24.00 mi13:38:333:09:387:547:50
7:50
#12653
40K
24.85 mi13:45:293:16:347:556:56
8:07
#12559
25.2M
25.20 mi13:48:353:19:407:553:06
8:59
#12528
Finish
26.22 mi13:56:463:27:517:568:11
8:02
#12537
Faster pace
Steady pace
Slower pace

Checkpoint and Segment Rankings

CheckpointDistanceSeg. DistOverallMalesM55-59Seg. OverallSeg. MalesSeg. M55-59
5K3.11 mi3.11 mi127239513951315237(Top 54%)10476(Top 65%)10476(Top 636%)
10K6.21 mi3.10 mi12529+1949402+1119402+11112379(Top 44%)9322(Top 58%)9322(Top 566%)
15K9.32 mi3.11 mi13436-9079750-3489750-34815237(Top 54%)10476(Top 65%)10476(Top 636%)
20K12.43 mi3.11 mi13432+49713+379713+3713553(Top 48%)9667(Top 60%)9667(Top 587%)
Half13.11 mi0.68 mi13368+649677+369677+3612299(Top 43%)9154(Top 57%)9154(Top 555%)
25K15.53 mi2.42 mi13303+659612+659612+6513286(Top 47%)9425(Top 59%)9425(Top 572%)
30K18.64 mi3.11 mi13204+999496+1169496+11612833(Top 45%)9066(Top 56%)9066(Top 550%)
20M20.00 mi1.36 mi13053+1519407+899407+8911826(Top 42%)8440(Top 52%)8440(Top 512%)
21M21.00 mi1.00 mi13030+239371+369371+3613282(Top 47%)8989(Top 56%)8989(Top 545%)
35K21.75 mi0.75 mi12983+479336+359336+3511914(Top 42%)8284(Top 51%)8284(Top 503%)
23M23.00 mi1.25 mi12793+1909211+1259211+12510421(Top 37%)7445(Top 46%)7445(Top 452%)
24M24.00 mi1.00 mi12653+1409121+909121+9010048(Top 35%)7197(Top 45%)7197(Top 437%)
40K24.85 mi0.85 mi12559+949044+779044+7710930(Top 38%)7540(Top 47%)7540(Top 458%)
25.2M25.20 mi0.35 mi12528+319009+359009+3511710(Top 41%)7844(Top 49%)7844(Top 476%)
Finish26.22 mi1.02 mi12537-98985+248985+2413056(Top 46%)8557(Top 53%)8557(Top 519%)

Segment Performance Analysis

10K→15K

0.0 - 3.1 mi

Top 54%
×21stories
+97ft-345ft

Overall

15237

Males

10476

M55-59

10476

5K→10K

3.1 - 6.2 mi

Top 44%
×5stories
+79ft-138ft

Overall

12379

Males

9322

M55-59

9322

10K→15K

6.2 - 9.3 mi

Top 54%
×3stories
+67ft-78ft

Overall

15237

Males

10476

M55-59

10476

15K→20K

9.3 - 12.4 mi

Top 48%
×5stories
+106ft-86ft

Overall

13553

Males

9667

M55-59

9667

20K→Half

12.4 - 13.1 mi

Top 43%
×2stories
+19ft-37ft

Overall

12299

Males

9154

M55-59

9154

Half→25K

13.1 - 15.5 mi

Top 47%
×4stories
+66ft-88ft

Overall

13286

Males

9425

M55-59

9425

25K→30K

15.5 - 18.6 mi

Top 45%
×9stories
+181ft-148ft

Overall

12833

Males

9066

M55-59

9066

30K→20M

18.6 - 20.0 mi

Top 42%
×5stories
+64ft-50ft

Overall

11826

Males

8440

M55-59

8440

20M→21M

20.0 - 21.0 mi

Top 47%
×8stories
+106ft-24ft

Overall

13282

Males

8989

M55-59

8989

21M→35K

21.0 - 21.8 mi

Top 42%
×7stories
+17ft-86ft

Overall

11914

Males

8284

M55-59

8284

35K→23M

21.8 - 23.0 mi

Top 37%
×5stories
+23ft-63ft

Overall

10421

Males

7445

M55-59

7445

23M→24M

23.0 - 24.0 mi

Top 35%
×6stories
+12ft-82ft

Overall

10048

Males

7197

M55-59

7197

24M→40K

24.0 - 24.9 mi

Top 38%
×1story
+6ft-20ft

Overall

10930

Males

7540

M55-59

7540

40K→25.2M

24.9 - 25.2 mi

Top 41%
×1story
+13ft-16ft

Overall

11710

Males

7844

M55-59

7844

25.2M→Finish

25.2 - 26.2 mi

Top 46%
×2stories
+22ft-21ft

Overall

13056

Males

8557

M55-59

8557

Passing Analysis

Category:
Athletes Passed
2156
Passed By
1970
Net Change
+186
SegmentAthletes PassedPassed ByNet ChangeStart RankEnd Rank
Start → 5K----#12723
5K → 10K391197+194#12723#12529
10K → 15K35942-907#12529#13436
15K → 20K196192+4#13436#13432
20K → Half7511+64#13432#13368
Half → 25K189124+65#13368#13303
25K → 30K295196+99#13303#13204
30K → 20M18534+151#13204#13053
20M → 21M11491+23#13053#13030
21M → 35K7528+47#13030#12983
35K → 23M20717+190#12983#12793
23M → 24M15212+140#12793#12653
24M → 40K12430+94#12653#12559
40K → 25.2M5221+31#12559#12528
25.2M → Finish6675-9#12528#12537
TOTALS21561970+186
📊

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