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BOSTON MARATHON 2025

Anthony Butler

Bib: 8278•M

NC

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
10:01/mi
31:08
↑ 97↓ 3451.5%
10K· 6.21 mi
9:56/mi
1:01:59
↑ 79↓ 1380.4%
15K· 9.32 mi
10:01/mi
1:33:07
↑ 67↓ 78
20K· 12.43 mi
9:55/mi
2:03:57
↑ 106↓ 860.1%
Half· 13.11 mi
9:40/mi
2:10:33
↑ 19↓ 370.5%
25K· 15.53 mi
9:51/mi
2:34:25
↑ 66↓ 880.2%
30K· 18.64 mi
10:07/mi
3:05:51
↑ 181↓ 1480.2%
20M
9:58/mi
3:19:24
↑ 64↓ 500.2%
21M
10:27/mi
3:29:51
↑ 106↓ 241.6%
35K· 21.75 mi
9:36/mi
3:37:02
↑ 17↓ 861.7%
23M
10:06/mi
3:49:41
↑ 23↓ 630.6%
24M
9:58/mi
3:59:39
↓ 821.3%
40K· 24.85 mi
9:56/mi
4:08:09
↓ 200.3%
25.2M
10:55/mi
4:11:55
↑ 13↓ 160.2%
Finish· 26.22 mi
9:51/mi
4:21:57
↑ 22↓ 21

The Course

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Half Splits

1st Half· via Half⚖️ Balanced
Distance13.11 mi
Time2:10:33
Pace9:57 /mi
2nd Half⚖️ Balanced
Distance13.11 mi
Time2:11:24
Pace10:01 /mi
📊Even Split: Consistent pacing between halves

Checkpoint Splits

CheckpointDistanceTime of DayTimeAvg PaceSegment TimeSegment PaceDiff
5K
3.11 mi10:41:2431:0810:0131:08
10:01
-
10K
6.21 mi11:12:151:01:599:5930:51
9:56
-0:05
15K
9.32 mi11:43:231:33:079:5931:08
10:01
+0:05
20K
12.43 mi12:14:132:03:579:5830:50
9:55
-0:06
Half
13.11 mi12:20:492:10:339:576:36
9:40
-0:15
25K
15.53 mi12:44:412:34:259:5623:52
9:51
+0:11
30K
18.64 mi13:16:073:05:519:5831:26
10:07
+0:16
20M
20.00 mi13:29:403:19:249:5813:33
9:58
-0:09
21M
21.00 mi13:40:073:29:5110:0010:27
10:27
+0:29
35K
21.75 mi13:47:183:37:029:597:11
9:36
-0:51
23M
23.00 mi13:59:573:49:419:5912:39
10:06
+0:30
24M
24.00 mi14:09:553:59:399:599:58
9:58
-0:08
40K
24.85 mi14:18:254:08:099:598:30
9:56
-0:02
25.2M
25.20 mi14:22:114:11:5510:003:46
10:55
+0:59
Finish
26.22 mi14:32:134:21:5710:0010:02
9:51
-1:04

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

9:36 /mi

Average Pace

10:00 /mi

Slowest Pace

10:55 /mi

Loading chart...
Fastest
Middle
Slowest
Average

📊Segments

Segment Time Comparison

Time at Faster Pace

4:18:11

99% of race

Time at Steady Pace

3:46

1% of race

Time at Slower Pace

0:00

0% of race

Average Pace: 9:59 /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 mi10:41:2431:0810:0131:08
10:01
#25621
10K
6.21 mi11:12:151:01:599:5930:51
9:56
#25371
15K
9.32 mi11:43:231:33:079:5931:08
10:01
#25261
20K
12.43 mi12:14:132:03:579:5830:50
9:55
#24952
Half
13.11 mi12:20:492:10:339:576:36
9:40
#24894
25K
15.53 mi12:44:412:34:259:5623:52
9:51
#24590
30K
18.64 mi13:16:073:05:519:5831:26
10:07
#24158
20M
20.00 mi13:29:403:19:249:5813:33
9:58
#23920
21M
21.00 mi13:40:073:29:5110:0010:27
10:27
#23704
35K
21.75 mi13:47:183:37:029:597:11
9:36
#23597
23M
23.00 mi13:59:573:49:419:5912:39
10:06
#23431
24M
24.00 mi14:09:553:59:399:599:58
9:58
#23342
40K
24.85 mi14:18:254:08:099:598:30
9:56
#23216
25.2M
25.20 mi14:22:114:11:5510:003:46
10:55
#23171
Finish
26.22 mi14:32:134:21:5710:0010:02
9:51
#23157
Faster pace
Steady pace
Slower pace

Checkpoint and Segment Rankings

CheckpointDistanceSeg. DistOverallMalesM18-39Seg. OverallSeg. MalesSeg. M18-39
5K3.11 mi3.11 mi25621150121501225029(Top 88%)14735(Top 91%)14735(Top 261%)
10K6.21 mi3.10 mi25371+25014872+14014872+14025158(Top 89%)14775(Top 92%)14775(Top 262%)
15K9.32 mi3.11 mi25261+11014828+4414828+4425029(Top 88%)14735(Top 91%)14735(Top 261%)
20K12.43 mi3.11 mi24952+30914679+14914679+14924074(Top 85%)14260(Top 89%)14260(Top 253%)
Half13.11 mi0.68 mi24894+5814648+3114648+3124014(Top 85%)14235(Top 88%)14235(Top 252%)
25K15.53 mi2.42 mi24590+30414499+14914499+14922876(Top 81%)13687(Top 85%)13687(Top 243%)
30K18.64 mi3.11 mi24158+43214281+21814281+21821955(Top 77%)13142(Top 82%)13142(Top 233%)
20M20.00 mi1.36 mi23920+23814154+12714154+12720837(Top 73%)12519(Top 78%)12519(Top 222%)
21M21.00 mi1.00 mi23704+21614031+12314031+12319843(Top 70%)11976(Top 74%)11976(Top 212%)
35K21.75 mi0.75 mi23597+10713973+5813973+5820685(Top 73%)12297(Top 76%)12297(Top 218%)
23M23.00 mi1.25 mi23431+16613875+9813875+9820821(Top 73%)12310(Top 76%)12310(Top 218%)
24M24.00 mi1.00 mi23342+8913817+5813817+5821260(Top 75%)12476(Top 77%)12476(Top 221%)
40K24.85 mi0.85 mi23216+12613732+8513732+8520260(Top 71%)11926(Top 74%)11926(Top 211%)
25.2M25.20 mi0.35 mi23171+4513709+2313709+2320388(Top 72%)11988(Top 74%)11988(Top 212%)
Finish26.22 mi1.02 mi23157+1413685+2413685+2422438(Top 79%)12990(Top 81%)12990(Top 230%)

Segment Performance Analysis

10K→15K

0.0 - 3.1 mi

Top 88%
×21story building
+97ft-345ft

Overall

25029

Males

14735

M18-39

14735

5K→10K

3.1 - 6.2 mi

Top 89%
×5story building
+79ft-138ft

Overall

25158

Males

14775

M18-39

14775

10K→15K

6.2 - 9.3 mi

Top 88%
×3story building
+67ft-78ft

Overall

25029

Males

14735

M18-39

14735

15K→20K

9.3 - 12.4 mi

Top 85%
×5story building
+106ft-86ft

Overall

24074

Males

14260

M18-39

14260

20K→Half

12.4 - 13.1 mi

Top 85%
×2story building
+19ft-37ft

Overall

24014

Males

14235

M18-39

14235

Half→25K

13.1 - 15.5 mi

Top 81%
×4story building
+66ft-88ft

Overall

22876

Males

13687

M18-39

13687

25K→30K

15.5 - 18.6 mi

Top 77%
×9story building
+181ft-148ft

Overall

21955

Males

13142

M18-39

13142

30K→20M

18.6 - 20.0 mi

Top 73%
×5story building
+64ft-50ft

Overall

20837

Males

12519

M18-39

12519

20M→21M

20.0 - 21.0 mi

Top 70%
×8story building
+106ft-24ft

Overall

19843

Males

11976

M18-39

11976

21M→35K

21.0 - 21.8 mi

Top 73%
×7story building
+17ft-86ft

Overall

20685

Males

12297

M18-39

12297

35K→23M

21.8 - 23.0 mi

Top 73%
×5story building
+23ft-63ft

Overall

20821

Males

12310

M18-39

12310

23M→24M

23.0 - 24.0 mi

Top 75%
×6story building
+12ft-82ft

Overall

21260

Males

12476

M18-39

12476

24M→40K

24.0 - 24.9 mi

Top 71%
×1story
+6ft-20ft

Overall

20260

Males

11926

M18-39

11926

40K→25.2M

24.9 - 25.2 mi

Top 72%
×1story
+13ft-16ft

Overall

20388

Males

11988

M18-39

11988

25.2M→Finish

25.2 - 26.2 mi

Top 79%
×2story building
+22ft-21ft

Overall

22438

Males

12990

M18-39

12990

Passing Analysis

Category:
Athletes Passed
2742
Passed By
278
Net Change
+2464
SegmentAthletes PassedPassed ByNet ChangeStart RankEnd Rank
Start → 5K----#25621
5K → 10K33585+250#25621#25371
10K → 15K19686+110#25371#25261
15K → 20K32920+309#25261#24952
20K → Half679+58#24952#24894
Half → 25K3073+304#24894#24590
25K → 30K4375+432#24590#24158
30K → 20M2413+238#24158#23920
20M → 21M2182+216#23920#23704
21M → 35K1092+107#23704#23597
35K → 23M17812+166#23597#23431
23M → 24M10112+89#23431#23342
24M → 40K1271+126#23342#23216
40K → 25.2M483+45#23216#23171
25.2M → Finish4935+14#23171#23157
TOTALS2742278+2464
📊

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