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BOSTON MARATHON 2025

Benjamin Blain

Bib: 4179•M

0:00
0:00
/ mi
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Overall
#0 / 28404
Top 7%
Gender (Male)
#0 / 16105
Top 12%
Division (M18-39)
#0 / 5642
Top 29%
Race Day Weather
50°/40°F
broken clouds

⏱️ Race Timeline

Start
0:00:00
Race begins
5K· 3.11 mi
18:37
Rank: #1062
Start → 5K
18:37 | 6:00/mi
10K· 6.21 mi
37:41
Rank: #1283 (-221)
5K → 10K
19:04 | 6:08/mi
15K· 9.32 mi
57:28
Rank: #1681 (-398)
10K → 15K
19:47 | 6:22/mi
20K· 12.43 mi
1:16:51
Rank: #1688 (-7)
15K → 20K
19:23 | 6:14/mi
Half· 13.11 mi
1:21:06
Rank: #1703 (-15)
20K → Half
4:15 | 6:14/mi
25K· 15.53 mi
1:36:42
Rank: #1807 (-104)
Half → 25K
15:36 | 6:26/mi
30K· 18.64 mi
1:57:23
Rank: #1928 (-121)
25K → 30K
20:41 | 6:39/mi
20M
2:06:38
Rank: #1981 (-53)
30K → 20M
9:15 | 6:48/mi
21M
2:13:45
Rank: #2005 (-24)
20M → 21M
7:07 | 7:07/mi
35K· 21.75 mi
2:18:42
Rank: #2023 (-18)
21M → 35K
4:57 | 6:37/mi
23M
2:27:20
Rank: #2050 (-27)
35K → 23M
8:38 | 6:54/mi
24M
2:33:59
Rank: #2042 (+8)
23M → 24M
6:39 | 6:39/mi
40K· 24.85 mi
2:39:51
Rank: #2046 (-4)
24M → 40K
5:52 | 6:52/mi
25.2M
2:42:24
Rank: #2054 (-8)
40K → 25.2M
2:33 | 7:24/mi
Finish· 26.22 mi
2:49:06
Rank: #2097 (-43)
25.2M → Finish
6:42 | 6:34/mi

The Course

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Half Splits

1st Half· via HalfFaster
Distance13.11 mi
Time1:21:06
Pace6:11 /mi
2nd Half
Distance13.11 mi
Time1:28:00
Pace6:43 /mi
📊Positive Split: 8.5% slower second half

Checkpoint Splits

CheckpointDistanceTime of DayTimeAvg PaceSegment TimeSegment PaceDiff
5K
3.11 mi10:20:3918:376:0018:37
6:00
-
10K
6.21 mi10:39:4337:416:0419:04
6:08
+0:08
15K
9.32 mi10:59:3057:286:1019:47
6:22
+0:14
20K
12.43 mi11:18:531:16:516:1119:23
6:14
-0:08
Half
13.11 mi11:23:081:21:066:114:15
6:14
0:00
25K
15.53 mi11:38:441:36:426:1315:36
6:26
+0:12
30K
18.64 mi11:59:251:57:236:1820:41
6:39
+0:13
20M
20.00 mi12:08:402:06:386:209:15
6:48
+0:09
21M
21.00 mi12:15:472:13:456:227:07
7:07
+0:19
35K
21.75 mi12:20:442:18:426:234:57
6:37
-0:30
23M
23.00 mi12:29:222:27:206:248:38
6:54
+0:17
24M
24.00 mi12:36:012:33:596:256:39
6:39
-0:15
40K
24.85 mi12:41:532:39:516:265:52
6:52
+0:13
25.2M
25.20 mi12:44:262:42:246:272:33
7:24
+0:32
Finish
26.22 mi12:51:082:49:066:276:42
6:34
-0:50

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

6:00 /mi

Average Pace

6:27 /mi

Slowest Pace

7:24 /mi

Loading chart...
Fastest
Middle
Slowest
Average

📊Segments

Segment Time Comparison

Time at Faster Pace

1:21:06

48% of race

Time at Steady Pace

1:03:50

38% of race

Time at Slower Pace

24:10

14% of race

Average Pace: 6:27 /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 mi10:20:3918:376:0018:37
6:00
#1062
10K
6.21 mi10:39:4337:416:0419:04
6:08
#1283
15K
9.32 mi10:59:3057:286:1019:47
6:22
#1681
20K
12.43 mi11:18:531:16:516:1119:23
6:14
#1688
Half
13.11 mi11:23:081:21:066:114:15
6:14
#1703
25K
15.53 mi11:38:441:36:426:1315:36
6:26
#1807
30K
18.64 mi11:59:251:57:236:1820:41
6:39
#1928
20M
20.00 mi12:08:402:06:386:209:15
6:48
#1981
21M
21.00 mi12:15:472:13:456:227:07
7:07
#2005
35K
21.75 mi12:20:442:18:426:234:57
6:37
#2023
23M
23.00 mi12:29:222:27:206:248:38
6:54
#2050
24M
24.00 mi12:36:012:33:596:256:39
6:39
#2042
40K
24.85 mi12:41:532:39:516:265:52
6:52
#2046
25.2M
25.20 mi12:44:262:42:246:272:33
7:24
#2054
Finish
26.22 mi12:51:082:49:066:276:42
6:34
#2097
Faster pace
Steady pace
Slower pace

Checkpoint and Segment Rankings

CheckpointDistanceSeg. DistOverallMalesM18-39Seg. OverallSeg. MalesSeg. M18-39
5K3.11 mi3.11 mi1062100310032720(Top 10%)2590(Top 16%)2590(Top 46%)
10K6.21 mi3.10 mi1283-2211220-2171220-2171615(Top 6%)1537(Top 10%)1537(Top 27%)
15K9.32 mi3.11 mi1681-3981598-3781598-3782720(Top 10%)2590(Top 16%)2590(Top 46%)
20K12.43 mi3.11 mi1688-71603-51603-51741(Top 6%)1655(Top 10%)1655(Top 29%)
Half13.11 mi0.68 mi1703-151617-141617-142109(Top 7%)2013(Top 12%)2013(Top 36%)
25K15.53 mi2.42 mi1807-1041719-1021719-1022510(Top 9%)2386(Top 15%)2386(Top 42%)
30K18.64 mi3.11 mi1928-1211836-1171836-1172659(Top 9%)2516(Top 16%)2516(Top 45%)
20M20.00 mi1.36 mi1981-531886-501886-502936(Top 10%)2735(Top 17%)2735(Top 48%)
21M21.00 mi1.00 mi2005-241908-221908-222723(Top 10%)2526(Top 16%)2526(Top 45%)
35K21.75 mi0.75 mi2023-181923-151923-152999(Top 11%)2754(Top 17%)2754(Top 49%)
23M23.00 mi1.25 mi2050-271949-261949-263162(Top 11%)2882(Top 18%)2882(Top 51%)
24M24.00 mi1.00 mi2042+81939+101939+102694(Top 9%)2468(Top 15%)2468(Top 44%)
40K24.85 mi0.85 mi2046-41942-31942-33126(Top 11%)2799(Top 17%)2799(Top 50%)
25.2M25.20 mi0.35 mi2054-81948-61948-62861(Top 10%)2540(Top 16%)2540(Top 45%)
Finish26.22 mi1.02 mi2097-431989-411989-413169(Top 11%)2801(Top 17%)2801(Top 50%)

Segment Performance Analysis

10K→15K

0.0 - 3.1 mi

Top 10%
×21stories
+97ft-345ft

Overall

2720

Males

2590

M18-39

2590

5K→10K

3.1 - 6.2 mi

Top 6%
×5stories
+79ft-138ft

Overall

1615

Males

1537

M18-39

1537

10K→15K

6.2 - 9.3 mi

Top 10%
×3stories
+67ft-78ft

Overall

2720

Males

2590

M18-39

2590

15K→20K

9.3 - 12.4 mi

Top 6%
×5stories
+106ft-86ft

Overall

1741

Males

1655

M18-39

1655

20K→Half

12.4 - 13.1 mi

Top 7%
×2stories
+19ft-37ft

Overall

2109

Males

2013

M18-39

2013

Half→25K

13.1 - 15.5 mi

Top 9%
×4stories
+66ft-88ft

Overall

2510

Males

2386

M18-39

2386

25K→30K

15.5 - 18.6 mi

Top 9%
×9stories
+181ft-148ft

Overall

2659

Males

2516

M18-39

2516

30K→20M

18.6 - 20.0 mi

Top 10%
×5stories
+64ft-50ft

Overall

2936

Males

2735

M18-39

2735

20M→21M

20.0 - 21.0 mi

Top 10%
×8stories
+106ft-24ft

Overall

2723

Males

2526

M18-39

2526

21M→35K

21.0 - 21.8 mi

Top 11%
×7stories
+17ft-86ft

Overall

2999

Males

2754

M18-39

2754

35K→23M

21.8 - 23.0 mi

Top 11%
×5stories
+23ft-63ft

Overall

3162

Males

2882

M18-39

2882

23M→24M

23.0 - 24.0 mi

Top 9%
×6stories
+12ft-82ft

Overall

2694

Males

2468

M18-39

2468

24M→40K

24.0 - 24.9 mi

Top 11%
×1story
+6ft-20ft

Overall

3126

Males

2799

M18-39

2799

40K→25.2M

24.9 - 25.2 mi

Top 10%
×1story
+13ft-16ft

Overall

2861

Males

2540

M18-39

2540

25.2M→Finish

25.2 - 26.2 mi

Top 11%
×2stories
+22ft-21ft

Overall

3169

Males

2801

M18-39

2801

Passing Analysis

Category:
Athletes Passed
360
Passed By
1395
Net Change
-1035
SegmentAthletes PassedPassed ByNet ChangeStart RankEnd Rank
Start → 5K----#1062
5K → 10K12233-221#1062#1283
10K → 15K5403-398#1283#1681
15K → 20K5158-7#1681#1688
20K → Half520-15#1688#1703
Half → 25K30134-104#1703#1807
25K → 30K49170-121#1807#1928
30K → 20M1972-53#1928#1981
20M → 21M2549-24#1981#2005
21M → 35K2745-18#2005#2023
35K → 23M3865-27#2023#2050
23M → 24M4032+8#2050#2042
24M → 40K3438-4#2042#2046
40K → 25.2M1119-8#2046#2054
25.2M → Finish1457-43#2054#2097
TOTALS3601395-1035
📊

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