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BOSTON MARATHON 2025

Zachary Sweet

Bib: 1279•M

IL

0:00
0:00
/ mi
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Overall
#0 / 28404
Top 21%
Gender (Male)
#0 / 16105
Top 33%
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
21:00
Rank: #5983
Start → 5K
21:00 | 6:46/mi
10K· 6.21 mi
41:48
Rank: #5633 (+350)
5K → 10K
20:48 | 6:42/mi
15K· 9.32 mi
1:02:26
Rank: #5242 (+391)
10K → 15K
20:38 | 6:38/mi
20K· 12.43 mi
1:23:11
Rank: #4933 (+309)
15K → 20K
20:45 | 6:41/mi
Half· 13.11 mi
1:27:43
Rank: #4920 (+13)
20K → Half
4:32 | 6:39/mi
25K· 15.53 mi
1:44:12
Rank: #4867 (+53)
Half → 25K
16:29 | 6:48/mi
30K· 18.64 mi
2:06:49
Rank: #5191 (-324)
25K → 30K
22:37 | 7:17/mi
20M
2:17:58
Rank: #5724 (-533)
30K → 20M
11:09 | 8:12/mi
21M
2:25:45
Rank: #5694 (+30)
20M → 21M
7:47 | 7:47/mi
35K· 21.75 mi
2:31:34
Rank: #5823 (-129)
21M → 35K
5:49 | 7:46/mi
23M
2:41:45
Rank: #5993 (-170)
35K → 23M
10:11 | 8:08/mi
24M
2:49:43
Rank: #6135 (-142)
23M → 24M
7:58 | 7:58/mi
40K· 24.85 mi
2:56:50
Rank: #6288 (-153)
24M → 40K
7:07 | 8:19/mi
25.2M
2:59:38
Rank: #6269 (+19)
40K → 25.2M
2:48 | 8:07/mi
Finish· 26.22 mi
3:06:22
Rank: #6088 (+181)
25.2M → Finish
6:44 | 6:36/mi

The Course

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Half Splits

1st Half· via HalfFaster
Distance13.11 mi
Time1:27:43
Pace6:41 /mi
2nd Half
Distance13.11 mi
Time1:38:39
Pace7:32 /mi
📊Positive Split: 12.5% slower second half

Checkpoint Splits

CheckpointDistanceTime of DayTimeAvg PaceSegment TimeSegment PaceDiff
5K
3.11 mi10:21:3921:006:4621:00
6:46
-
10K
6.21 mi10:42:2741:486:4420:48
6:42
-0:04
15K
9.32 mi11:03:051:02:266:4220:38
6:38
-0:04
20K
12.43 mi11:23:501:23:116:4220:45
6:41
+0:03
Half
13.11 mi11:28:221:27:436:414:32
6:39
-0:02
25K
15.53 mi11:44:511:44:126:4216:29
6:48
+0:09
30K
18.64 mi12:07:282:06:496:4822:37
7:17
+0:29
20M
20.00 mi12:18:372:17:586:5411:09
8:12
+0:55
21M
21.00 mi12:26:242:25:456:567:47
7:47
-0:25
35K
21.75 mi12:32:132:31:346:585:49
7:46
-0:01
23M
23.00 mi12:42:242:41:457:0210:11
8:08
+0:22
24M
24.00 mi12:50:222:49:437:047:58
7:58
-0:10
40K
24.85 mi12:57:292:56:507:077:07
8:19
+0:21
25.2M
25.20 mi13:00:172:59:387:082:48
8:07
-0:12
Finish
26.22 mi13:07:013:06:227:076:44
6:36
-1:31

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

6:36 /mi

Average Pace

7:07 /mi

Slowest Pace

8:19 /mi

Loading chart...
Fastest
Middle
Slowest
Average

📊Segments

Segment Time Comparison

Time at Faster Pace

1:50:56

60% of race

Time at Steady Pace

22:37

12% of race

Time at Slower Pace

52:49

28% of race

Average Pace: 7:06 /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 mi10:21:3921:006:4621:00
6:46
#5983
10K
6.21 mi10:42:2741:486:4420:48
6:42
#5633
15K
9.32 mi11:03:051:02:266:4220:38
6:38
#5242
20K
12.43 mi11:23:501:23:116:4220:45
6:41
#4933
Half
13.11 mi11:28:221:27:436:414:32
6:39
#4920
25K
15.53 mi11:44:511:44:126:4216:29
6:48
#4867
30K
18.64 mi12:07:282:06:496:4822:37
7:17
#5191
20M
20.00 mi12:18:372:17:586:5411:09
8:12
#5724
21M
21.00 mi12:26:242:25:456:567:47
7:47
#5694
35K
21.75 mi12:32:132:31:346:585:49
7:46
#5823
23M
23.00 mi12:42:242:41:457:0210:11
8:08
#5993
24M
24.00 mi12:50:222:49:437:047:58
7:58
#6135
40K
24.85 mi12:57:292:56:507:077:07
8:19
#6288
25.2M
25.20 mi13:00:172:59:387:082:48
8:07
#6269
Finish
26.22 mi13:07:013:06:227:076:44
6:36
#6088
Faster pace
Steady pace
Slower pace

Checkpoint and Segment Rankings

CheckpointDistanceSeg. DistOverallMalesM18-39Seg. OverallSeg. MalesSeg. M18-39
5K3.11 mi3.11 mi5983550255024588(Top 16%)4295(Top 27%)4295(Top 76%)
10K6.21 mi3.10 mi5633+3505205+2975205+2975294(Top 19%)4906(Top 30%)4906(Top 87%)
15K9.32 mi3.11 mi5242+3914866+3394866+3394588(Top 16%)4295(Top 27%)4295(Top 76%)
20K12.43 mi3.11 mi4933+3094598+2684598+2684245(Top 15%)3973(Top 25%)3973(Top 70%)
Half13.11 mi0.68 mi4920+134585+134585+134797(Top 17%)4457(Top 28%)4457(Top 79%)
25K15.53 mi2.42 mi4867+534524+614524+614856(Top 17%)4464(Top 28%)4464(Top 79%)
30K18.64 mi3.11 mi5191-3244777-2534777-2536328(Top 22%)5539(Top 34%)5539(Top 98%)
20M20.00 mi1.36 mi5724-5335210-4335210-43311791(Top 42%)8405(Top 52%)8405(Top 149%)
21M21.00 mi1.00 mi5694+305178+325178+326069(Top 21%)5095(Top 32%)5095(Top 90%)
35K21.75 mi0.75 mi5823-1295264-865264-8610557(Top 37%)7626(Top 47%)7626(Top 135%)
23M23.00 mi1.25 mi5993-1705376-1125376-11210920(Top 38%)7696(Top 48%)7696(Top 136%)
24M24.00 mi1.00 mi6135-1425468-925468-9210960(Top 39%)7635(Top 47%)7635(Top 135%)
40K24.85 mi0.85 mi6288-1535556-885556-8812244(Top 43%)8151(Top 51%)8151(Top 144%)
25.2M25.20 mi0.35 mi6269+195530+265530+266518(Top 23%)5047(Top 31%)5047(Top 89%)
Finish26.22 mi1.02 mi6088+1815379+1515379+1513370(Top 12%)2954(Top 18%)2954(Top 52%)

Segment Performance Analysis

10K→15K

0.0 - 3.1 mi

Top 16%
×21stories
+97ft-345ft

Overall

4588

Males

4295

M18-39

4295

5K→10K

3.1 - 6.2 mi

Top 19%
×5stories
+79ft-138ft

Overall

5294

Males

4906

M18-39

4906

10K→15K

6.2 - 9.3 mi

Top 16%
×3stories
+67ft-78ft

Overall

4588

Males

4295

M18-39

4295

15K→20K

9.3 - 12.4 mi

Top 15%
×5stories
+106ft-86ft

Overall

4245

Males

3973

M18-39

3973

20K→Half

12.4 - 13.1 mi

Top 17%
×2stories
+19ft-37ft

Overall

4797

Males

4457

M18-39

4457

Half→25K

13.1 - 15.5 mi

Top 17%
×4stories
+66ft-88ft

Overall

4856

Males

4464

M18-39

4464

25K→30K

15.5 - 18.6 mi

Top 22%
×9stories
+181ft-148ft

Overall

6328

Males

5539

M18-39

5539

30K→20M

18.6 - 20.0 mi

Top 42%
×5stories
+64ft-50ft

Overall

11791

Males

8405

M18-39

8405

20M→21M

20.0 - 21.0 mi

Top 21%
×8stories
+106ft-24ft

Overall

6069

Males

5095

M18-39

5095

21M→35K

21.0 - 21.8 mi

Top 37%
×7stories
+17ft-86ft

Overall

10557

Males

7626

M18-39

7626

35K→23M

21.8 - 23.0 mi

Top 38%
×5stories
+23ft-63ft

Overall

10920

Males

7696

M18-39

7696

23M→24M

23.0 - 24.0 mi

Top 39%
×6stories
+12ft-82ft

Overall

10960

Males

7635

M18-39

7635

24M→40K

24.0 - 24.9 mi

Top 43%
×1story
+6ft-20ft

Overall

12244

Males

8151

M18-39

8151

40K→25.2M

24.9 - 25.2 mi

Top 23%
×1story
+13ft-16ft

Overall

6518

Males

5047

M18-39

5047

25.2M→Finish

25.2 - 26.2 mi

Top 12%
×2stories
+22ft-21ft

Overall

3370

Males

2954

M18-39

2954

Passing Analysis

Category:
Athletes Passed
1802
Passed By
1907
Net Change
-105
SegmentAthletes PassedPassed ByNet ChangeStart RankEnd Rank
Start → 5K----#5983
5K → 10K41363+350#5983#5633
10K → 15K40413+391#5633#5242
15K → 20K31910+309#5242#4933
20K → Half3118+13#4933#4920
Half → 25K12471+53#4920#4867
25K → 30K93417-324#4867#5191
30K → 20M9542-533#5191#5724
20M → 21M7747+30#5724#5694
21M → 35K18147-129#5694#5823
35K → 23M47217-170#5823#5993
23M → 24M24166-142#5993#6135
24M → 40K18171-153#6135#6288
40K → 25.2M4122+19#6288#6269
25.2M → Finish1843+181#6269#6088
TOTALS18021907-105
📊

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