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BOSTON MARATHON 2025

Joseph Zant

Bib: 3865•M

WI

0:00
0:00
/ mi
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Overall
#0 / 28404
Top 15%
Gender (Male)
#0 / 16105
Top 24%
Division (M18-39)
#0 / 5642
Top 50%
Race Day Weather
50°/40°F
broken clouds

⏱️ Race Timeline

Start
0:00:00
Race begins
5K· 3.11 mi
19:49
Rank: #2950
Start → 5K
6:23/mi
19:49 split
10K· 6.21 mi
39:30
Rank: #2774 (+176)
5K → 10K
6:20/mi
19:41 split
15K· 9.32 mi
59:31
Rank: #2896 (-122)
10K → 15K
6:27/mi
20:01 split
20K· 12.43 mi
1:19:35
Rank: #2872 (+24)
15K → 20K
6:28/mi
20:04 split
Half· 13.11 mi
1:23:58
Rank: #2890 (-18)
20K → Half
6:25/mi
4:23 split
25K· 15.53 mi
1:39:42
Rank: #2852 (+38)
Half → 25K
6:29/mi
15:44 split
30K· 18.64 mi
2:01:25
Rank: #3117 (-265)
25K → 30K
6:59/mi
21:43 split
20M
2:11:38
Rank: #3347 (-230)
30K → 20M
7:31/mi
10:13 split
21M
2:19:32
Rank: #3520 (-173)
20M → 21M
7:54/mi
7:54 split
35K· 21.75 mi
2:25:08
Rank: #3661 (-141)
21M → 35K
7:29/mi
5:36 split
23M
2:34:39
Rank: #3835 (-174)
35K → 23M
7:36/mi
9:31 split
24M
2:42:04
Rank: #3977 (-142)
23M → 24M
7:25/mi
7:25 split
40K· 24.85 mi
2:48:32
Rank: #4086 (-109)
24M → 40K
7:34/mi
6:28 split
25.2M
2:51:37
Rank: #4198 (-112)
40K → 25.2M
8:56/mi
3:05 split
Finish· 26.22 mi
2:58:43
Rank: #4254 (-56)
25.2M → Finish
6:58/mi
7:06 split

The Course

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Half Splits

1st Half· via HalfFaster
Distance13.11 mi
Time1:23:58
Pace6:24 /mi
2nd Half
Distance13.11 mi
Time1:34:45
Pace7:14 /mi
📊Positive Split: 12.8% slower second half

Checkpoint Splits

CheckpointDistanceTime of DayTimeAvg PaceSegment TimeSegment PaceDiff
5K
3.11 mi10:22:0819:496:2319:49
6:23
-
10K
6.21 mi10:41:4939:306:2119:41
6:20
-0:03
15K
9.32 mi11:01:5059:316:2320:01
6:27
+0:07
20K
12.43 mi11:21:541:19:356:2420:04
6:28
+0:01
Half
13.11 mi11:26:171:23:586:244:23
6:25
-0:03
25K
15.53 mi11:42:011:39:426:2515:44
6:29
+0:04
30K
18.64 mi12:03:442:01:256:3121:43
6:59
+0:30
20M
20.00 mi12:13:572:11:386:3510:13
7:31
+0:32
21M
21.00 mi12:21:512:19:326:397:54
7:54
+0:23
35K
21.75 mi12:27:272:25:086:405:36
7:29
-0:25
23M
23.00 mi12:36:582:34:396:439:31
7:36
+0:07
24M
24.00 mi12:44:232:42:046:457:25
7:25
-0:11
40K
24.85 mi12:50:512:48:326:476:28
7:34
+0:09
25.2M
25.20 mi12:53:562:51:376:493:05
8:56
+1:22
Finish
26.22 mi13:01:022:58:436:497:06
6:58
-1:58

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

6:20 /mi

Average Pace

6:49 /mi

Slowest Pace

8:56 /mi

Loading chart...
Fastest
Middle
Slowest
Average

📊Segments

Segment Time Comparison

Time at Faster Pace

1:39:42

56% of race

Time at Steady Pace

28:49

16% of race

Time at Slower Pace

50:12

28% of race

Average Pace: 6:49 /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 mi10:22:0819:496:2319:49
6:23
#2950
10K
6.21 mi10:41:4939:306:2119:41
6:20
#2774
15K
9.32 mi11:01:5059:316:2320:01
6:27
#2896
20K
12.43 mi11:21:541:19:356:2420:04
6:28
#2872
Half
13.11 mi11:26:171:23:586:244:23
6:25
#2890
25K
15.53 mi11:42:011:39:426:2515:44
6:29
#2852
30K
18.64 mi12:03:442:01:256:3121:43
6:59
#3117
20M
20.00 mi12:13:572:11:386:3510:13
7:31
#3347
21M
21.00 mi12:21:512:19:326:397:54
7:54
#3520
35K
21.75 mi12:27:272:25:086:405:36
7:29
#3661
23M
23.00 mi12:36:582:34:396:439:31
7:36
#3835
24M
24.00 mi12:44:232:42:046:457:25
7:25
#3977
40K
24.85 mi12:50:512:48:326:476:28
7:34
#4086
25.2M
25.20 mi12:53:562:51:376:493:05
8:56
#4198
Finish
26.22 mi13:01:022:58:436:497:06
6:58
#4254
Faster pace
Steady pace
Slower pace

Checkpoint and Segment Rankings

CheckpointDistanceSeg. DistOverallMalesM18-39Seg. OverallSeg. MalesSeg. M18-39
5K3.11 mi3.11 mi2950280628063195(Top 11%)3041(Top 19%)3041(Top 54%)
10K6.21 mi3.10 mi2774+1762642+1642642+1642647(Top 9%)2524(Top 16%)2524(Top 45%)
15K9.32 mi3.11 mi2896-1222760-1182760-1183195(Top 11%)3041(Top 19%)3041(Top 54%)
20K12.43 mi3.11 mi2872+242739+212739+212873(Top 10%)2736(Top 17%)2736(Top 48%)
Half13.11 mi0.68 mi2890-182755-162755-163218(Top 11%)3059(Top 19%)3059(Top 54%)
25K15.53 mi2.42 mi2852+382720+352720+352834(Top 10%)2696(Top 17%)2696(Top 48%)
30K18.64 mi3.11 mi3117-2652964-2442964-2444623(Top 16%)4218(Top 26%)4218(Top 75%)
20M20.00 mi1.36 mi3347-2303166-2023166-2027088(Top 25%)5883(Top 37%)5883(Top 104%)
21M21.00 mi1.00 mi3520-1733322-1563322-1566749(Top 24%)5520(Top 34%)5520(Top 98%)
35K21.75 mi0.75 mi3661-1413442-1203442-1208454(Top 30%)6546(Top 41%)6546(Top 116%)
23M23.00 mi1.25 mi3835-1743585-1433585-1437214(Top 25%)5694(Top 35%)5694(Top 101%)
24M24.00 mi1.00 mi3977-1423696-1113696-1117098(Top 25%)5573(Top 35%)5573(Top 99%)
40K24.85 mi0.85 mi4086-1093783-873783-877128(Top 25%)5489(Top 34%)5489(Top 97%)
25.2M25.20 mi0.35 mi4198-1123875-923875-9211343(Top 40%)7603(Top 47%)7603(Top 135%)
Finish26.22 mi1.02 mi4254-563915-403915-405477(Top 19%)4401(Top 27%)4401(Top 78%)

Segment Performance Analysis

10K→15K

0.0 - 3.1 mi

Top 11%
×21stories
+97ft-345ft

Overall

3195

Males

3041

M18-39

3041

5K→10K

3.1 - 6.2 mi

Top 9%
×5stories
+79ft-138ft

Overall

2647

Males

2524

M18-39

2524

10K→15K

6.2 - 9.3 mi

Top 11%
×3stories
+67ft-78ft

Overall

3195

Males

3041

M18-39

3041

15K→20K

9.3 - 12.4 mi

Top 10%
×5stories
+106ft-86ft

Overall

2873

Males

2736

M18-39

2736

20K→Half

12.4 - 13.1 mi

Top 11%
×2stories
+19ft-37ft

Overall

3218

Males

3059

M18-39

3059

Half→25K

13.1 - 15.5 mi

Top 10%
×4stories
+66ft-88ft

Overall

2834

Males

2696

M18-39

2696

25K→30K

15.5 - 18.6 mi

Top 16%
×9stories
+181ft-148ft

Overall

4623

Males

4218

M18-39

4218

30K→20M

18.6 - 20.0 mi

Top 25%
×5stories
+64ft-50ft

Overall

7088

Males

5883

M18-39

5883

20M→21M

20.0 - 21.0 mi

Top 24%
×8stories
+106ft-24ft

Overall

6749

Males

5520

M18-39

5520

21M→35K

21.0 - 21.8 mi

Top 30%
×7stories
+17ft-86ft

Overall

8454

Males

6546

M18-39

6546

35K→23M

21.8 - 23.0 mi

Top 25%
×5stories
+23ft-63ft

Overall

7214

Males

5694

M18-39

5694

23M→24M

23.0 - 24.0 mi

Top 25%
×6stories
+12ft-82ft

Overall

7098

Males

5573

M18-39

5573

24M→40K

24.0 - 24.9 mi

Top 25%
×1story
+6ft-20ft

Overall

7128

Males

5489

M18-39

5489

40K→25.2M

24.9 - 25.2 mi

Top 40%
×1story
+13ft-16ft

Overall

11343

Males

7603

M18-39

7603

25.2M→Finish

25.2 - 26.2 mi

Top 19%
×2stories
+22ft-21ft

Overall

5477

Males

4401

M18-39

4401

Passing Analysis

Category:
Athletes Passed
656
Passed By
1960
Net Change
-1304
SegmentAthletes PassedPassed ByNet ChangeStart RankEnd Rank
Start → 5K----#2950
5K → 10K23256+176#2950#2774
10K → 15K41163-122#2774#2896
15K → 20K9268+24#2896#2872
20K → Half1129-18#2872#2890
Half → 25K8244+38#2890#2852
25K → 30K45310-265#2852#3117
30K → 20M18248-230#3117#3347
20M → 21M16189-173#3347#3520
21M → 35K14155-141#3520#3661
35K → 23M30204-174#3661#3835
23M → 24M24166-142#3835#3977
24M → 40K18127-109#3977#4086
40K → 25.2M5117-112#4086#4198
25.2M → Finish2884-56#4198#4254
TOTALS6561960-1304
📊

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