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BOSTON MARATHON 2025

Kenneth Sypal

Bib: 15255•M

VA

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 36%
Division (M55-59)
#0 / 1648
Top 18%
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
7:25/mi
23:04
↑ 97↓ 3451.5%
10K· 6.21 mi
7:28/mi
46:17
↑ 79↓ 1380.4%
15K· 9.32 mi
7:29/mi
1:09:31
↑ 67↓ 78
20K· 12.43 mi
7:29/mi
1:32:45
↑ 106↓ 860.1%
Half· 13.11 mi
7:29/mi
1:37:51
↑ 19↓ 370.5%
25K· 15.53 mi
7:30/mi
1:56:03
↑ 66↓ 880.2%
30K· 18.64 mi
7:40/mi
2:19:51
↑ 181↓ 1480.2%
20M
7:47/mi
2:30:25
↑ 64↓ 500.2%
21M
8:03/mi
2:38:28
↑ 106↓ 241.6%
35K· 21.75 mi
7:33/mi
2:44:07
↑ 17↓ 861.7%
23M
7:51/mi
2:53:57
↑ 23↓ 630.6%
24M
7:46/mi
3:01:43
↓ 821.3%
40K· 24.85 mi
7:47/mi
3:08:22
↓ 200.3%
25.2M
8:22/mi
3:11:15
↑ 13↓ 160.2%
Finish· 26.22 mi
7:40/mi
3:19:04
↑ 22↓ 21

The Course

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Half Splits

1st Half· via HalfFaster
Distance13.11 mi
Time1:37:51
Pace7:28 /mi
2nd Half
Distance13.11 mi
Time1:41:13
Pace7:43 /mi
📊Positive Split: 3.4% slower second half

Checkpoint Splits

CheckpointDistanceTime of DayTimeAvg PaceSegment TimeSegment PaceDiff
5K
3.11 mi10:54:2823:047:2523:04
7:25
-
10K
6.21 mi11:17:4146:177:2723:13
7:28
+0:03
15K
9.32 mi11:40:551:09:317:2823:14
7:29
+0:01
20K
12.43 mi12:04:091:32:457:2823:14
7:29
0:00
Half
13.11 mi12:09:151:37:517:285:06
7:29
0:00
25K
15.53 mi12:27:271:56:037:2818:12
7:30
+0:01
30K
18.64 mi12:51:152:19:517:3023:48
7:40
+0:10
20M
20.00 mi13:01:492:30:257:3110:34
7:47
+0:07
21M
21.00 mi13:09:522:38:287:338:03
8:03
+0:16
35K
21.75 mi13:15:312:44:077:335:39
7:33
-0:30
23M
23.00 mi13:25:212:53:577:349:50
7:51
+0:18
24M
24.00 mi13:33:073:01:437:347:46
7:46
-0:05
40K
24.85 mi13:39:463:08:227:356:39
7:47
+0:01
25.2M
25.20 mi13:42:393:11:157:352:53
8:22
+0:35
Finish
26.22 mi13:50:283:19:047:367:49
7:40
-0:42

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

7:25 /mi

Average Pace

7:36 /mi

Slowest Pace

8:22 /mi

Loading chart...
Fastest
Middle
Slowest
Average

📊Segments

Segment Time Comparison

Time at Faster Pace

3:16:11

99% of race

Time at Steady Pace

2:53

1% 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 mi10:54:2823:047:2523:04
7:25
#11550
10K
6.21 mi11:17:4146:177:2723:13
7:28
#11677
15K
9.32 mi11:40:551:09:317:2823:14
7:29
#11593
20K
12.43 mi12:04:091:32:457:2823:14
7:29
#11337
Half
13.11 mi12:09:151:37:517:285:06
7:29
#11348
25K
15.53 mi12:27:271:56:037:2818:12
7:30
#11082
30K
18.64 mi12:51:152:19:517:3023:48
7:40
#10609
20M
20.00 mi13:01:492:30:257:3110:34
7:47
#10430
21M
21.00 mi13:09:522:38:287:338:03
8:03
#10212
35K
21.75 mi13:15:312:44:077:335:39
7:33
#10144
23M
23.00 mi13:25:212:53:577:349:50
7:51
#10036
24M
24.00 mi13:33:073:01:437:347:46
7:46
#9995
40K
24.85 mi13:39:463:08:227:356:39
7:47
#9894
25.2M
25.20 mi13:42:393:11:157:352:53
8:22
#9845
Finish
26.22 mi13:50:283:19:047:367:49
7:40
#9845
Faster pace
Steady pace
Slower pace

Checkpoint and Segment Rankings

CheckpointDistanceSeg. DistOverallMalesM55-59Seg. OverallSeg. MalesSeg. M55-59
5K3.11 mi3.11 mi115508971897111560(Top 41%)8855(Top 55%)8855(Top 537%)
10K6.21 mi3.10 mi11677-1279009-389009-3811817(Top 42%)9059(Top 56%)9059(Top 550%)
15K9.32 mi3.11 mi11593+848941+688941+6811560(Top 41%)8855(Top 55%)8855(Top 537%)
20K12.43 mi3.11 mi11337+2568787+1548787+15410554(Top 37%)8285(Top 51%)8285(Top 503%)
Half13.11 mi0.68 mi11348-118790-38790-311427(Top 40%)8737(Top 54%)8737(Top 530%)
25K15.53 mi2.42 mi11082+2668619+1718619+17110001(Top 35%)7872(Top 49%)7872(Top 478%)
30K18.64 mi3.11 mi10609+4738322+2978322+2978902(Top 31%)7089(Top 44%)7089(Top 430%)
20M20.00 mi1.36 mi10430+1798191+1318191+1318863(Top 31%)6929(Top 43%)6929(Top 420%)
21M21.00 mi1.00 mi10212+2188037+1548037+1547644(Top 27%)6062(Top 38%)6062(Top 368%)
35K21.75 mi0.75 mi10144+687982+557982+558999(Top 32%)6861(Top 43%)6861(Top 416%)
23M23.00 mi1.25 mi10036+1087883+997883+998954(Top 32%)6701(Top 42%)6701(Top 407%)
24M24.00 mi1.00 mi9995+417826+577826+579546(Top 34%)6938(Top 43%)6938(Top 421%)
40K24.85 mi0.85 mi9894+1017740+867740+868601(Top 30%)6308(Top 39%)6308(Top 383%)
25.2M25.20 mi0.35 mi9845+497697+437697+437952(Top 28%)5893(Top 37%)5893(Top 358%)
Finish26.22 mi1.02 mi98457670+277670+2710462(Top 37%)7232(Top 45%)7232(Top 439%)

Segment Performance Analysis

10K→15K

0.0 - 3.1 mi

Top 41%
×21story building
+97ft-345ft

Overall

11560

Males

8855

M55-59

8855

5K→10K

3.1 - 6.2 mi

Top 42%
×5story building
+79ft-138ft

Overall

11817

Males

9059

M55-59

9059

10K→15K

6.2 - 9.3 mi

Top 41%
×3story building
+67ft-78ft

Overall

11560

Males

8855

M55-59

8855

15K→20K

9.3 - 12.4 mi

Top 37%
×5story building
+106ft-86ft

Overall

10554

Males

8285

M55-59

8285

20K→Half

12.4 - 13.1 mi

Top 40%
×2story building
+19ft-37ft

Overall

11427

Males

8737

M55-59

8737

Half→25K

13.1 - 15.5 mi

Top 35%
×4story building
+66ft-88ft

Overall

10001

Males

7872

M55-59

7872

25K→30K

15.5 - 18.6 mi

Top 31%
×9story building
+181ft-148ft

Overall

8902

Males

7089

M55-59

7089

30K→20M

18.6 - 20.0 mi

Top 31%
×5story building
+64ft-50ft

Overall

8863

Males

6929

M55-59

6929

20M→21M

20.0 - 21.0 mi

Top 27%
×8story building
+106ft-24ft

Overall

7644

Males

6062

M55-59

6062

21M→35K

21.0 - 21.8 mi

Top 32%
×7story building
+17ft-86ft

Overall

8999

Males

6861

M55-59

6861

35K→23M

21.8 - 23.0 mi

Top 32%
×5story building
+23ft-63ft

Overall

8954

Males

6701

M55-59

6701

23M→24M

23.0 - 24.0 mi

Top 34%
×6story building
+12ft-82ft

Overall

9546

Males

6938

M55-59

6938

24M→40K

24.0 - 24.9 mi

Top 30%
×1story
+6ft-20ft

Overall

8601

Males

6308

M55-59

6308

40K→25.2M

24.9 - 25.2 mi

Top 28%
×1story
+13ft-16ft

Overall

7952

Males

5893

M55-59

5893

25.2M→Finish

25.2 - 26.2 mi

Top 37%
×2story building
+22ft-21ft

Overall

10462

Males

7232

M55-59

7232

Passing Analysis

Category:
Athletes Passed
2610
Passed By
904
Net Change
+1705
SegmentAthletes PassedPassed ByNet ChangeStart RankEnd Rank
Start → 5K----#11550
5K → 10K184311-127#11550#11677
10K → 15K223139+84#11677#11593
15K → 20K31660+256#11593#11337
20K → Half2839-11#11337#11348
Half → 25K30337+266#11348#11082
25K → 30K51239+473#11082#10609
30K → 20M20728+179#10609#10430
20M → 21M23416+218#10430#10212
21M → 35K9729+68#10212#10144
35K → 23M15042+108#10144#10036
23M → 24M10261+41#10036#9995
24M → 40K12422+101#9995#9894
40K → 25.2M5910+49#9894#9845
25.2M → Finish71710#9845#9845
TOTALS2610904+1705
📊

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