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BOSTON MARATHON 2025

Zachary Wiener

Bib: 29370•M

MD

0:00
0:00
/ mi
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Overall
#0 / 28404
Gender (Male)
#0 / 16105
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
25:45
Rank: #18623
Start → 5K
25:45 | 8:17/mi
10K· 6.21 mi
51:25
Rank: #18455 (+168)
5K → 10K
25:40 | 8:16/mi
15K· 9.32 mi
1:16:50
Rank: #18052 (+403)
10K → 15K
25:25 | 8:11/mi
20K· 12.43 mi
1:42:06
Rank: #17438 (+614)
15K → 20K
25:16 | 8:08/mi
Half· 13.11 mi
1:47:45
Rank: #17458 (-20)
20K → Half
5:39 | 8:17/mi
25K· 15.53 mi
2:08:12
Rank: #17290 (+168)
Half → 25K
20:27 | 8:26/mi
30K· 18.64 mi
2:34:02
Rank: #16607 (+683)
25K → 30K
25:50 | 8:19/mi
20M
2:45:08
Rank: #16235 (+372)
30K → 20M
11:06 | 8:10/mi
21M
2:53:42
Rank: #15886 (+349)
20M → 21M
8:34 | 8:34/mi
35K· 21.75 mi
2:59:48
Rank: #15759 (+127)
21M → 35K
6:06 | 8:09/mi
23M
3:10:56
Rank: #15709 (+50)
35K → 23M
11:08 | 8:54/mi
24M
3:20:44
Rank: #15992 (-283)
23M → 24M
9:48 | 9:48/mi
40K· 24.85 mi
3:29:03
Rank: #16139 (-147)
24M → 40K
8:19 | 9:44/mi
25.2M
3:32:37
Rank: #16191 (-52)
40K → 25.2M
3:34 | 10:21/mi
Finish· 26.22 mi
3:41:13
Rank: #16175 (+16)
25.2M → Finish
8:36 | 8:26/mi

The Course

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Half Splits

1st Half· via HalfFaster
Distance13.11 mi
Time1:47:45
Pace8:13 /mi
2nd Half
Distance13.11 mi
Time1:53:28
Pace8:39 /mi
📊Positive Split: 5.3% slower second half

Checkpoint Splits

CheckpointDistanceTime of DayTimeAvg PaceSegment TimeSegment PaceDiff
5K
3.11 mi11:52:3225:458:1725:45
8:17
-
10K
6.21 mi12:18:1251:258:1625:40
8:16
-0:01
15K
9.32 mi12:43:371:16:508:1525:25
8:11
-0:05
20K
12.43 mi13:08:531:42:068:1325:16
8:08
-0:03
Half
13.11 mi13:14:321:47:458:135:39
8:17
+0:09
25K
15.53 mi13:34:592:08:128:1520:27
8:26
+0:09
30K
18.64 mi14:00:492:34:028:1625:50
8:19
-0:07
20M
20.00 mi14:11:552:45:088:1511:06
8:10
-0:09
21M
21.00 mi14:20:292:53:428:168:34
8:34
+0:24
35K
21.75 mi14:26:352:59:488:166:06
8:09
-0:25
23M
23.00 mi14:37:433:10:568:1811:08
8:54
+0:45
24M
24.00 mi14:47:313:20:448:229:48
9:48
+0:54
40K
24.85 mi14:55:503:29:038:258:19
9:44
-0:04
25.2M
25.20 mi14:59:243:32:378:263:34
10:21
+0:37
Finish
26.22 mi15:08:003:41:138:278:36
8:26
-1:55

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

8:08 /mi

Average Pace

8:27 /mi

Slowest Pace

10:21 /mi

Loading chart...
Fastest
Middle
Slowest
Average

📊Segments

Segment Time Comparison

Time at Faster Pace

0:00

0% of race

Time at Steady Pace

3:08:24

85% of race

Time at Slower Pace

32:49

15% of race

Average Pace: 8:26 /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 mi11:52:3225:458:1725:45
8:17
#18623
10K
6.21 mi12:18:1251:258:1625:40
8:16
#18455
15K
9.32 mi12:43:371:16:508:1525:25
8:11
#18052
20K
12.43 mi13:08:531:42:068:1325:16
8:08
#17438
Half
13.11 mi13:14:321:47:458:135:39
8:17
#17458
25K
15.53 mi13:34:592:08:128:1520:27
8:26
#17290
30K
18.64 mi14:00:492:34:028:1625:50
8:19
#16607
20M
20.00 mi14:11:552:45:088:1511:06
8:10
#16235
21M
21.00 mi14:20:292:53:428:168:34
8:34
#15886
35K
21.75 mi14:26:352:59:488:166:06
8:09
#15759
23M
23.00 mi14:37:433:10:568:1811:08
8:54
#15709
24M
24.00 mi14:47:313:20:448:229:48
9:48
#15992
40K
24.85 mi14:55:503:29:038:258:19
9:44
#16139
25.2M
25.20 mi14:59:243:32:378:263:34
10:21
#16191
Finish
26.22 mi15:08:003:41:138:278:36
8:26
#16175
Faster pace
Steady pace
Slower pace

Checkpoint and Segment Rankings

CheckpointDistanceSeg. DistOverallMalesM18-39Seg. OverallSeg. MalesSeg. M18-39
5K3.11 mi3.11 mi18623118701187017258(Top 61%)11327(Top 70%)11327(Top 201%)
10K6.21 mi3.10 mi18455+16811810+6011810+6018285(Top 64%)11752(Top 73%)11752(Top 208%)
15K9.32 mi3.11 mi18052+40311635+17511635+17517258(Top 61%)11327(Top 70%)11327(Top 201%)
20K12.43 mi3.11 mi17438+61411392+24311392+24315862(Top 56%)10681(Top 66%)10681(Top 189%)
Half13.11 mi0.68 mi17458-2011399-711399-717763(Top 63%)11508(Top 71%)11508(Top 204%)
25K15.53 mi2.42 mi17290+16811303+9611303+9616759(Top 59%)10987(Top 68%)10987(Top 195%)
30K18.64 mi3.11 mi16607+68310974+32910974+32913595(Top 48%)9417(Top 58%)9417(Top 167%)
20M20.00 mi1.36 mi16235+37210787+18710787+18711599(Top 41%)8348(Top 52%)8348(Top 148%)
21M21.00 mi1.00 mi15886+34910600+18710600+18710894(Top 38%)7833(Top 49%)7833(Top 139%)
35K21.75 mi0.75 mi15759+12710526+7410526+7413299(Top 47%)8955(Top 56%)8955(Top 159%)
23M23.00 mi1.25 mi15709+5010469+5710469+5715625(Top 55%)9907(Top 62%)9907(Top 176%)
24M24.00 mi1.00 mi15992-28310569-10010569-10020707(Top 73%)12201(Top 76%)12201(Top 216%)
40K24.85 mi0.85 mi16139-14710616-4710616-4719555(Top 69%)11581(Top 72%)11581(Top 205%)
25.2M25.20 mi0.35 mi16191-5210628-1210628-1218396(Top 65%)11004(Top 68%)11004(Top 195%)
Finish26.22 mi1.02 mi16175+1610605+2310605+2315818(Top 56%)9854(Top 61%)9854(Top 175%)

Segment Performance Analysis

10K→15K

0.0 - 3.1 mi

Top 61%
×21stories
+97ft-345ft

Overall

17258

Males

11327

M18-39

11327

5K→10K

3.1 - 6.2 mi

Top 64%
×5stories
+79ft-138ft

Overall

18285

Males

11752

M18-39

11752

10K→15K

6.2 - 9.3 mi

Top 61%
×3stories
+67ft-78ft

Overall

17258

Males

11327

M18-39

11327

15K→20K

9.3 - 12.4 mi

Top 56%
×5stories
+106ft-86ft

Overall

15862

Males

10681

M18-39

10681

20K→Half

12.4 - 13.1 mi

Top 63%
×2stories
+19ft-37ft

Overall

17763

Males

11508

M18-39

11508

Half→25K

13.1 - 15.5 mi

Top 59%
×4stories
+66ft-88ft

Overall

16759

Males

10987

M18-39

10987

25K→30K

15.5 - 18.6 mi

Top 48%
×9stories
+181ft-148ft

Overall

13595

Males

9417

M18-39

9417

30K→20M

18.6 - 20.0 mi

Top 41%
×5stories
+64ft-50ft

Overall

11599

Males

8348

M18-39

8348

20M→21M

20.0 - 21.0 mi

Top 38%
×8stories
+106ft-24ft

Overall

10894

Males

7833

M18-39

7833

21M→35K

21.0 - 21.8 mi

Top 47%
×7stories
+17ft-86ft

Overall

13299

Males

8955

M18-39

8955

35K→23M

21.8 - 23.0 mi

Top 55%
×5stories
+23ft-63ft

Overall

15625

Males

9907

M18-39

9907

23M→24M

23.0 - 24.0 mi

Top 73%
×6stories
+12ft-82ft

Overall

20707

Males

12201

M18-39

12201

24M→40K

24.0 - 24.9 mi

Top 69%
×1story
+6ft-20ft

Overall

19555

Males

11581

M18-39

11581

40K→25.2M

24.9 - 25.2 mi

Top 65%
×1story
+13ft-16ft

Overall

18396

Males

11004

M18-39

11004

25.2M→Finish

25.2 - 26.2 mi

Top 56%
×2stories
+22ft-21ft

Overall

15818

Males

9854

M18-39

9854

Passing Analysis

Category:
Athletes Passed
3517
Passed By
1069
Net Change
+2448
SegmentAthletes PassedPassed ByNet ChangeStart RankEnd Rank
Start → 5K----#18623
5K → 10K356188+168#18623#18455
10K → 15K44542+403#18455#18052
15K → 20K62410+614#18052#17438
20K → Half2545-20#17438#17458
Half → 25K25183+168#17458#17290
25K → 30K6918+683#17290#16607
30K → 20M3731+372#16607#16235
20M → 21M3512+349#16235#15886
21M → 35K1347+127#15886#15759
35K → 23M12474+50#15759#15709
23M → 24M15298-283#15709#15992
24M → 40K30177-147#15992#16139
40K → 25.2M1769-52#16139#16191
25.2M → Finish8165+16#16191#16175
TOTALS35171069+2448
📊

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