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BOSTON MARATHON 2025

Michael Sippy

Bib: 4042•M

WI

0:00
0:00
/ mi
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Overall
#0 / 28404
Top 16%
Gender (Male)
#0 / 16105
Top 26%
Division (M18-39)
#0 / 5642
Race Day Weather
50°/40°F
broken clouds

⏱️ Race Timeline

Start
0:00:00
Race begins
5K· 3.11 mi
20:35
Rank: #4814
Start → 5K
20:35 | 6:38/mi
10K· 6.21 mi
40:50
Rank: #4292 (+522)
5K → 10K
20:15 | 6:31/mi
15K· 9.32 mi
1:00:52
Rank: #3891 (+401)
10K → 15K
20:02 | 6:27/mi
20K· 12.43 mi
1:20:56
Rank: #3607 (+284)
15K → 20K
20:04 | 6:28/mi
Half· 13.11 mi
1:25:17
Rank: #3555 (+52)
20K → Half
4:21 | 6:23/mi
25K· 15.53 mi
1:41:12
Rank: #3484 (+71)
Half → 25K
15:55 | 6:34/mi
30K· 18.64 mi
2:02:41
Rank: #3546 (-62)
25K → 30K
21:29 | 6:55/mi
20M
2:12:35
Rank: #3645 (-99)
30K → 20M
9:54 | 7:17/mi
21M
2:21:11
Rank: #4020 (-375)
20M → 21M
8:36 | 8:36/mi
35K· 21.75 mi
2:26:14
Rank: #3986 (+34)
21M → 35K
5:03 | 6:45/mi
23M
2:36:40
Rank: #4474 (-488)
35K → 23M
10:26 | 8:20/mi
24M
2:43:37
Rank: #4453 (+21)
23M → 24M
6:57 | 6:57/mi
40K· 24.85 mi
2:50:04
Rank: #4564 (-111)
24M → 40K
6:27 | 7:33/mi
25.2M
2:52:38
Rank: #4540 (+24)
40K → 25.2M
2:34 | 7:27/mi
Finish· 26.22 mi
2:59:37
Rank: #4565 (-25)
25.2M → Finish
6:59 | 6:51/mi

The Course

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Half Splits

1st Half· via HalfFaster
Distance13.11 mi
Time1:25:17
Pace6:30 /mi
2nd Half
Distance13.11 mi
Time1:34:20
Pace7:12 /mi
📊Positive Split: 10.6% slower second half

Checkpoint Splits

CheckpointDistanceTime of DayTimeAvg PaceSegment TimeSegment PaceDiff
5K
3.11 mi10:23:1820:356:3820:35
6:38
-
10K
6.21 mi10:43:3340:506:3420:15
6:31
-0:07
15K
9.32 mi11:03:351:00:526:3220:02
6:27
-0:04
20K
12.43 mi11:23:391:20:566:3120:04
6:28
+0:01
Half
13.11 mi11:28:001:25:176:304:21
6:23
-0:05
25K
15.53 mi11:43:551:41:126:3115:55
6:34
+0:11
30K
18.64 mi12:05:242:02:416:3521:29
6:55
+0:21
20M
20.00 mi12:15:182:12:356:389:54
7:17
+0:22
21M
21.00 mi12:23:542:21:116:438:36
8:36
+1:19
35K
21.75 mi12:28:572:26:146:435:03
6:45
-1:51
23M
23.00 mi12:39:232:36:406:4910:26
8:20
+1:35
24M
24.00 mi12:46:202:43:376:496:57
6:57
-1:23
40K
24.85 mi12:52:472:50:046:516:27
7:33
+0:36
25.2M
25.20 mi12:55:212:52:386:512:34
7:27
-0:06
Finish
26.22 mi13:02:202:59:376:516:59
6:51
-0:36

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

6:23 /mi

Average Pace

6:51 /mi

Slowest Pace

8:36 /mi

Loading chart...
Fastest
Middle
Slowest
Average

📊Segments

Segment Time Comparison

Time at Faster Pace

1:04:42

36% of race

Time at Steady Pace

1:16:58

43% of race

Time at Slower Pace

37:57

21% of race

Average Pace: 6:51 /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 mi10:23:1820:356:3820:35
6:38
#4814
10K
6.21 mi10:43:3340:506:3420:15
6:31
#4292
15K
9.32 mi11:03:351:00:526:3220:02
6:27
#3891
20K
12.43 mi11:23:391:20:566:3120:04
6:28
#3607
Half
13.11 mi11:28:001:25:176:304:21
6:23
#3555
25K
15.53 mi11:43:551:41:126:3115:55
6:34
#3484
30K
18.64 mi12:05:242:02:416:3521:29
6:55
#3546
20M
20.00 mi12:15:182:12:356:389:54
7:17
#3645
21M
21.00 mi12:23:542:21:116:438:36
8:36
#4020
35K
21.75 mi12:28:572:26:146:435:03
6:45
#3986
23M
23.00 mi12:39:232:36:406:4910:26
8:20
#4474
24M
24.00 mi12:46:202:43:376:496:57
6:57
#4453
40K
24.85 mi12:52:472:50:046:516:27
7:33
#4564
25.2M
25.20 mi12:55:212:52:386:512:34
7:27
#4540
Finish
26.22 mi13:02:202:59:376:516:59
6:51
#4565
Faster pace
Steady pace
Slower pace

Checkpoint and Segment Rankings

CheckpointDistanceSeg. DistOverallMalesM18-39Seg. OverallSeg. MalesSeg. M18-39
5K3.11 mi3.11 mi4814450745073250(Top 11%)3090(Top 19%)3090(Top 55%)
10K6.21 mi3.10 mi4292+5224036+4714036+4713876(Top 14%)3653(Top 23%)3653(Top 65%)
15K9.32 mi3.11 mi3891+4013671+3653671+3653250(Top 11%)3090(Top 19%)3090(Top 55%)
20K12.43 mi3.11 mi3607+2843415+2563415+2562882(Top 10%)2745(Top 17%)2745(Top 49%)
Half13.11 mi0.68 mi3555+523368+473368+472985(Top 11%)2852(Top 18%)2852(Top 51%)
25K15.53 mi2.42 mi3484+713304+643304+643250(Top 11%)3078(Top 19%)3078(Top 55%)
30K18.64 mi3.11 mi3546-623351-473351-474182(Top 15%)3845(Top 24%)3845(Top 68%)
20M20.00 mi1.36 mi3645-993437-863437-865688(Top 20%)4968(Top 31%)4968(Top 88%)
21M21.00 mi1.00 mi4020-3753764-3273764-32711051(Top 39%)7884(Top 49%)7884(Top 140%)
35K21.75 mi0.75 mi3986+343727+373727+373849(Top 14%)3471(Top 22%)3471(Top 62%)
23M23.00 mi1.25 mi4474-4884138-4114138-41112211(Top 43%)8319(Top 52%)8319(Top 147%)
24M24.00 mi1.00 mi4453+214109+294109+294367(Top 15%)3819(Top 24%)3819(Top 68%)
40K24.85 mi0.85 mi4564-1114193-844193-847020(Top 25%)5438(Top 34%)5438(Top 96%)
25.2M25.20 mi0.35 mi4540+244168+254168+253196(Top 11%)2837(Top 18%)2837(Top 50%)
Finish26.22 mi1.02 mi4565-254186-184186-184811(Top 17%)3995(Top 25%)3995(Top 71%)

Segment Performance Analysis

10K→15K

0.0 - 3.1 mi

Top 11%
×21stories
+97ft-345ft

Overall

3250

Males

3090

M18-39

3090

5K→10K

3.1 - 6.2 mi

Top 14%
×5stories
+79ft-138ft

Overall

3876

Males

3653

M18-39

3653

10K→15K

6.2 - 9.3 mi

Top 11%
×3stories
+67ft-78ft

Overall

3250

Males

3090

M18-39

3090

15K→20K

9.3 - 12.4 mi

Top 10%
×5stories
+106ft-86ft

Overall

2882

Males

2745

M18-39

2745

20K→Half

12.4 - 13.1 mi

Top 11%
×2stories
+19ft-37ft

Overall

2985

Males

2852

M18-39

2852

Half→25K

13.1 - 15.5 mi

Top 11%
×4stories
+66ft-88ft

Overall

3250

Males

3078

M18-39

3078

25K→30K

15.5 - 18.6 mi

Top 15%
×9stories
+181ft-148ft

Overall

4182

Males

3845

M18-39

3845

30K→20M

18.6 - 20.0 mi

Top 20%
×5stories
+64ft-50ft

Overall

5688

Males

4968

M18-39

4968

20M→21M

20.0 - 21.0 mi

Top 39%
×8stories
+106ft-24ft

Overall

11051

Males

7884

M18-39

7884

21M→35K

21.0 - 21.8 mi

Top 14%
×7stories
+17ft-86ft

Overall

3849

Males

3471

M18-39

3471

35K→23M

21.8 - 23.0 mi

Top 43%
×5stories
+23ft-63ft

Overall

12211

Males

8319

M18-39

8319

23M→24M

23.0 - 24.0 mi

Top 15%
×6stories
+12ft-82ft

Overall

4367

Males

3819

M18-39

3819

24M→40K

24.0 - 24.9 mi

Top 25%
×1story
+6ft-20ft

Overall

7020

Males

5438

M18-39

5438

40K→25.2M

24.9 - 25.2 mi

Top 11%
×1story
+13ft-16ft

Overall

3196

Males

2837

M18-39

2837

25.2M→Finish

25.2 - 26.2 mi

Top 17%
×2stories
+22ft-21ft

Overall

4811

Males

3995

M18-39

3995

Passing Analysis

Category:
Athletes Passed
1755
Passed By
1506
Net Change
+249
SegmentAthletes PassedPassed ByNet ChangeStart RankEnd Rank
Start → 5K----#4814
5K → 10K54119+522#4814#4292
10K → 15K4054+401#4292#3891
15K → 20K2873+284#3891#3607
20K → Half553+52#3607#3555
Half → 25K10332+71#3555#3484
25K → 30K90152-62#3484#3546
30K → 20M37136-99#3546#3645
20M → 21M8383-375#3645#4020
21M → 35K5420+34#4020#3986
35K → 23M12500-488#3986#4474
23M → 24M6039+21#4474#4453
24M → 40K31142-111#4453#4564
40K → 25.2M3410+24#4564#4540
25.2M → Finish3863-25#4540#4565
TOTALS17551506+249
📊

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