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BOSTON MARATHON 2025

Samuel Holt

Bib: 26306•M

ME

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

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
8:06/mi
25:11
↑ 97↓ 3451.5%
10K· 6.21 mi
8:21/mi
51:08
↑ 79↓ 1380.4%
15K· 9.32 mi
8:33/mi
1:17:41
↑ 67↓ 78
20K· 12.43 mi
8:49/mi
1:45:05
↑ 106↓ 860.1%
Half· 13.11 mi
8:42/mi
1:51:01
↑ 19↓ 370.5%
25K· 15.53 mi
9:10/mi
2:13:15
↑ 66↓ 880.2%
30K· 18.64 mi
10:19/mi
2:45:17
↑ 181↓ 1480.2%
20M
10:00/mi
2:58:53
↑ 64↓ 500.2%
21M
11:33/mi
3:10:26
↑ 106↓ 241.6%
35K· 21.75 mi
9:44/mi
3:17:43
↑ 17↓ 861.7%
23M
10:12/mi
3:30:29
↑ 23↓ 630.6%
24M
10:50/mi
3:41:19
↓ 821.3%
40K· 24.85 mi
11:45/mi
3:51:22
↓ 200.3%
25.2M
11:07/mi
3:55:12
↑ 13↓ 160.2%
Finish· 26.22 mi
9:01/mi
4:04:23
↑ 22↓ 21

The Course

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Half Splits

1st Half· via HalfFaster
Distance13.11 mi
Time1:51:01
Pace8:28 /mi
2nd Half
Distance13.11 mi
Time2:13:22
Pace10:10 /mi
📊Positive Split: 20.1% slower second half

Checkpoint Splits

CheckpointDistanceTime of DayTimeAvg PaceSegment TimeSegment PaceDiff
5K
3.11 mi11:40:2025:118:0625:11
8:06
-
10K
6.21 mi12:06:1751:088:1425:57
8:21
+0:15
15K
9.32 mi12:32:501:17:418:2026:33
8:33
+0:12
20K
12.43 mi13:00:141:45:058:2727:24
8:49
+0:16
Half
13.11 mi13:06:101:51:018:285:56
8:42
-0:07
25K
15.53 mi13:28:242:13:158:3522:14
9:10
+0:28
30K
18.64 mi14:00:262:45:178:5232:02
10:19
+1:09
20M
20.00 mi14:14:022:58:538:5713:36
10:00
-0:19
21M
21.00 mi14:25:353:10:269:0411:33
11:33
+1:33
35K
21.75 mi14:32:523:17:439:057:17
9:44
-1:49
23M
23.00 mi14:45:383:30:299:0912:46
10:12
+0:28
24M
24.00 mi14:56:283:41:199:1310:50
10:50
+0:38
40K
24.85 mi15:06:313:51:229:1910:03
11:45
+0:55
25.2M
25.20 mi15:10:213:55:129:203:50
11:07
-0:38
Finish
26.22 mi15:19:324:04:239:209:11
9:01
-2:06

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

8:06 /mi

Average Pace

9:20 /mi

Slowest Pace

11:45 /mi

Loading chart...
Fastest
Middle
Slowest
Average

📊Segments

Segment Time Comparison

Time at Faster Pace

2:00:12

49% of race

Time at Steady Pace

55:53

23% of race

Time at Slower Pace

1:08:18

28% of race

Average Pace: 9:19 /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 mi11:40:2025:118:0625:11
8:06
#17378
10K
6.21 mi12:06:1751:088:1425:57
8:21
#18166
15K
9.32 mi12:32:501:17:418:2026:33
8:33
#18611
20K
12.43 mi13:00:141:45:058:2727:24
8:49
#18986
Half
13.11 mi13:06:101:51:018:285:56
8:42
#19051
25K
15.53 mi13:28:242:13:158:3522:14
9:10
#19382
30K
18.64 mi14:00:262:45:178:5232:02
10:19
#20217
20M
20.00 mi14:14:022:58:538:5713:36
10:00
#20295
21M
21.00 mi14:25:353:10:269:0411:33
11:33
#20506
35K
21.75 mi14:32:523:17:439:057:17
9:44
#20542
23M
23.00 mi14:45:383:30:299:0912:46
10:12
#20599
24M
24.00 mi14:56:283:41:199:1310:50
10:50
#20820
40K
24.85 mi15:06:313:51:229:1910:03
11:45
#21040
25.2M
25.20 mi15:10:213:55:129:203:50
11:07
#21033
Finish
26.22 mi15:19:324:04:239:209:11
9:01
#20951
Faster pace
Steady pace
Slower pace

Checkpoint and Segment Rankings

CheckpointDistanceSeg. DistOverallMalesM18-39Seg. OverallSeg. MalesSeg. M18-39
5K3.11 mi3.11 mi17378113701137019605(Top 69%)12328(Top 77%)12328(Top 219%)
10K6.21 mi3.10 mi18166-78811686-31611686-31618885(Top 66%)12016(Top 75%)12016(Top 213%)
15K9.32 mi3.11 mi18611-44511873-18711873-18719605(Top 69%)12328(Top 77%)12328(Top 219%)
20K12.43 mi3.11 mi18986-37512035-16212035-16220029(Top 71%)12479(Top 77%)12479(Top 221%)
Half13.11 mi0.68 mi19051-6512061-2612061-2620317(Top 72%)12609(Top 78%)12609(Top 223%)
25K15.53 mi2.42 mi19382-33112192-13112192-13120643(Top 73%)12693(Top 79%)12693(Top 225%)
30K18.64 mi3.11 mi20217-83512514-32212514-32222475(Top 79%)13382(Top 83%)13382(Top 237%)
20M20.00 mi1.36 mi20295-7812517-312517-320954(Top 74%)12565(Top 78%)12565(Top 223%)
21M21.00 mi1.00 mi20506-21112596-7912596-7922700(Top 80%)13295(Top 83%)13295(Top 236%)
35K21.75 mi0.75 mi20542-3612600-412600-421107(Top 74%)12495(Top 78%)12495(Top 221%)
23M23.00 mi1.25 mi20599-5712605-512605-521092(Top 74%)12434(Top 77%)12434(Top 220%)
24M24.00 mi1.00 mi20820-22112690-8512690-8523625(Top 83%)13625(Top 85%)13625(Top 241%)
40K24.85 mi0.85 mi21040-22012760-7012760-7024556(Top 86%)14038(Top 87%)14038(Top 249%)
25.2M25.20 mi0.35 mi21033+712746+1412746+1420966(Top 74%)12274(Top 76%)12274(Top 218%)
Finish26.22 mi1.02 mi20951+8212694+5212694+5219112(Top 67%)11397(Top 71%)11397(Top 202%)

Segment Performance Analysis

10K→15K

0.0 - 3.1 mi

Top 69%
×21story building
+97ft-345ft

Overall

19605

Males

12328

M18-39

12328

5K→10K

3.1 - 6.2 mi

Top 66%
×5story building
+79ft-138ft

Overall

18885

Males

12016

M18-39

12016

10K→15K

6.2 - 9.3 mi

Top 69%
×3story building
+67ft-78ft

Overall

19605

Males

12328

M18-39

12328

15K→20K

9.3 - 12.4 mi

Top 71%
×5story building
+106ft-86ft

Overall

20029

Males

12479

M18-39

12479

20K→Half

12.4 - 13.1 mi

Top 72%
×2story building
+19ft-37ft

Overall

20317

Males

12609

M18-39

12609

Half→25K

13.1 - 15.5 mi

Top 73%
×4story building
+66ft-88ft

Overall

20643

Males

12693

M18-39

12693

25K→30K

15.5 - 18.6 mi

Top 79%
×9story building
+181ft-148ft

Overall

22475

Males

13382

M18-39

13382

30K→20M

18.6 - 20.0 mi

Top 74%
×5story building
+64ft-50ft

Overall

20954

Males

12565

M18-39

12565

20M→21M

20.0 - 21.0 mi

Top 80%
×8story building
+106ft-24ft

Overall

22700

Males

13295

M18-39

13295

21M→35K

21.0 - 21.8 mi

Top 74%
×7story building
+17ft-86ft

Overall

21107

Males

12495

M18-39

12495

35K→23M

21.8 - 23.0 mi

Top 74%
×5story building
+23ft-63ft

Overall

21092

Males

12434

M18-39

12434

23M→24M

23.0 - 24.0 mi

Top 83%
×6story building
+12ft-82ft

Overall

23625

Males

13625

M18-39

13625

24M→40K

24.0 - 24.9 mi

Top 86%
×1story
+6ft-20ft

Overall

24556

Males

14038

M18-39

14038

40K→25.2M

24.9 - 25.2 mi

Top 74%
×1story
+13ft-16ft

Overall

20966

Males

12274

M18-39

12274

25.2M→Finish

25.2 - 26.2 mi

Top 67%
×2story building
+22ft-21ft

Overall

19112

Males

11397

M18-39

11397

Passing Analysis

Category:
Athletes Passed
778
Passed By
4351
Net Change
-3573
SegmentAthletes PassedPassed ByNet ChangeStart RankEnd Rank
Start → 5K----#17378
5K → 10K74862-788#17378#18166
10K → 15K66511-445#18166#18611
15K → 20K105480-375#18611#18986
20K → Half1378-65#18986#19051
Half → 25K87418-331#19051#19382
25K → 30K50885-835#19382#20217
30K → 20M78156-78#20217#20295
20M → 21M35246-211#20295#20506
21M → 35K4076-36#20506#20542
35K → 23M77134-57#20542#20599
23M → 24M14235-221#20599#20820
24M → 40K12232-220#20820#21040
40K → 25.2M3427+7#21040#21033
25.2M → Finish9311+82#21033#20951
TOTALS7784351-3573
📊

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