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BOSTON MARATHON 2025

Ben Siver

Bib: 5798•M

IL

0:00
0:00
/ mi
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Overall
#0 / 28404
Top 11%
Gender (Male)
#0 / 16105
Top 18%
Division (M18-39)
#0 / 5642
Top 40%
Race Day Weather
50°/40°F
broken clouds

⏱️ Race Timeline

Start
0:00:00
Race begins
5K· 3.11 mi
20:13
Rank: #3876
Start → 5K
20:13 | 6:30/mi
10K· 6.21 mi
40:29
Rank: #3885 (-9)
5K → 10K
20:16 | 6:31/mi
15K· 9.32 mi
1:00:43
Rank: #3790 (+95)
10K → 15K
20:14 | 6:31/mi
20K· 12.43 mi
1:21:04
Rank: #3670 (+120)
15K → 20K
20:21 | 6:33/mi
Half· 13.11 mi
1:25:25
Rank: #3628 (+42)
20K → Half
4:21 | 6:23/mi
25K· 15.53 mi
1:41:27
Rank: #3582 (+46)
Half → 25K
16:02 | 6:37/mi
30K· 18.64 mi
2:02:13
Rank: #3365 (+217)
25K → 30K
20:46 | 6:41/mi
20M
2:11:17
Rank: #3233 (+132)
30K → 20M
9:04 | 6:40/mi
21M
2:18:21
Rank: #3159 (+74)
20M → 21M
7:04 | 7:04/mi
35K· 21.75 mi
2:23:16
Rank: #3117 (+42)
21M → 35K
4:55 | 6:34/mi
23M
2:31:43
Rank: #3020 (+97)
35K → 23M
8:27 | 6:45/mi
24M
2:38:15
Rank: #2957 (+63)
23M → 24M
6:32 | 6:32/mi
40K· 24.85 mi
2:44:13
Rank: #2938 (+19)
24M → 40K
5:58 | 6:59/mi
25.2M
2:46:48
Rank: #2930 (+8)
40K → 25.2M
2:35 | 7:29/mi
Finish· 26.22 mi
2:54:18
Rank: #3067 (-137)
25.2M → Finish
7:30 | 7:22/mi

The Course

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Half Splits

1st Half· via HalfFaster
Distance13.11 mi
Time1:25:25
Pace6:31 /mi
2nd Half
Distance13.11 mi
Time1:28:53
Pace6:47 /mi
📊Positive Split: 4.1% slower second half

Checkpoint Splits

CheckpointDistanceTime of DayTimeAvg PaceSegment TimeSegment PaceDiff
5K
3.11 mi10:24:4720:136:3020:13
6:30
-
10K
6.21 mi10:45:0340:296:3120:16
6:31
+0:01
15K
9.32 mi11:05:171:00:436:3120:14
6:31
0:00
20K
12.43 mi11:25:381:21:046:3120:21
6:33
+0:02
Half
13.11 mi11:29:591:25:256:314:21
6:23
-0:10
25K
15.53 mi11:46:011:41:276:3216:02
6:37
+0:14
30K
18.64 mi12:06:472:02:136:3320:46
6:41
+0:04
20M
20.00 mi12:15:512:11:176:349:04
6:40
-0:01
21M
21.00 mi12:22:552:18:216:357:04
7:04
+0:24
35K
21.75 mi12:27:502:23:166:354:55
6:34
-0:30
23M
23.00 mi12:36:172:31:436:368:27
6:45
+0:11
24M
24.00 mi12:42:492:38:156:366:32
6:32
-0:13
40K
24.85 mi12:48:472:44:136:365:58
6:59
+0:27
25.2M
25.20 mi12:51:222:46:486:372:35
7:29
+0:30
Finish
26.22 mi12:58:522:54:186:397:30
7:22
-0:07

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

6:23 /mi

Average Pace

6:39 /mi

Slowest Pace

7:29 /mi

Loading chart...
Fastest
Middle
Slowest
Average

📊Segments

Segment Time Comparison

Time at Faster Pace

2:37:09

90% of race

Time at Steady Pace

17:09

10% of race

Time at Slower Pace

0:00

0% of race

Average Pace: 6:39 /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 mi10:24:4720:136:3020:13
6:30
#3876
10K
6.21 mi10:45:0340:296:3120:16
6:31
#3885
15K
9.32 mi11:05:171:00:436:3120:14
6:31
#3790
20K
12.43 mi11:25:381:21:046:3120:21
6:33
#3670
Half
13.11 mi11:29:591:25:256:314:21
6:23
#3628
25K
15.53 mi11:46:011:41:276:3216:02
6:37
#3582
30K
18.64 mi12:06:472:02:136:3320:46
6:41
#3365
20M
20.00 mi12:15:512:11:176:349:04
6:40
#3233
21M
21.00 mi12:22:552:18:216:357:04
7:04
#3159
35K
21.75 mi12:27:502:23:166:354:55
6:34
#3117
23M
23.00 mi12:36:172:31:436:368:27
6:45
#3020
24M
24.00 mi12:42:492:38:156:366:32
6:32
#2957
40K
24.85 mi12:48:472:44:136:365:58
6:59
#2938
25.2M
25.20 mi12:51:222:46:486:372:35
7:29
#2930
Finish
26.22 mi12:58:522:54:186:397:30
7:22
#3067
Faster pace
Steady pace
Slower pace

Checkpoint and Segment Rankings

CheckpointDistanceSeg. DistOverallMalesM18-39Seg. OverallSeg. MalesSeg. M18-39
5K3.11 mi3.11 mi3876366836683632(Top 13%)3430(Top 21%)3430(Top 61%)
10K6.21 mi3.10 mi3885-93674-63674-63889(Top 14%)3663(Top 23%)3663(Top 65%)
15K9.32 mi3.11 mi3790+953581+933581+933632(Top 13%)3430(Top 21%)3430(Top 61%)
20K12.43 mi3.11 mi3670+1203470+1113470+1113403(Top 12%)3222(Top 20%)3222(Top 57%)
Half13.11 mi0.68 mi3628+423433+373433+372910(Top 10%)2777(Top 17%)2777(Top 49%)
25K15.53 mi2.42 mi3582+463388+453388+453529(Top 12%)3326(Top 21%)3326(Top 59%)
30K18.64 mi3.11 mi3365+2173185+2033185+2032805(Top 10%)2653(Top 16%)2653(Top 47%)
20M20.00 mi1.36 mi3233+1323062+1233062+1232338(Top 8%)2208(Top 14%)2208(Top 39%)
21M21.00 mi1.00 mi3159+742992+702992+702523(Top 9%)2349(Top 15%)2349(Top 42%)
35K21.75 mi0.75 mi3117+422951+412951+412804(Top 10%)2586(Top 16%)2586(Top 46%)
23M23.00 mi1.25 mi3020+972858+932858+932459(Top 9%)2278(Top 14%)2278(Top 40%)
24M24.00 mi1.00 mi2957+632796+622796+622185(Top 8%)2025(Top 13%)2025(Top 36%)
40K24.85 mi0.85 mi2938+192778+182778+183731(Top 13%)3276(Top 20%)3276(Top 58%)
25.2M25.20 mi0.35 mi2930+82768+102768+103300(Top 12%)2890(Top 18%)2890(Top 51%)
Finish26.22 mi1.02 mi3067-1372888-1202888-1208137(Top 29%)5970(Top 37%)5970(Top 106%)

Segment Performance Analysis

10K→15K

0.0 - 3.1 mi

Top 13%
×21stories
+97ft-345ft

Overall

3632

Males

3430

M18-39

3430

5K→10K

3.1 - 6.2 mi

Top 14%
×5stories
+79ft-138ft

Overall

3889

Males

3663

M18-39

3663

10K→15K

6.2 - 9.3 mi

Top 13%
×3stories
+67ft-78ft

Overall

3632

Males

3430

M18-39

3430

15K→20K

9.3 - 12.4 mi

Top 12%
×5stories
+106ft-86ft

Overall

3403

Males

3222

M18-39

3222

20K→Half

12.4 - 13.1 mi

Top 10%
×2stories
+19ft-37ft

Overall

2910

Males

2777

M18-39

2777

Half→25K

13.1 - 15.5 mi

Top 12%
×4stories
+66ft-88ft

Overall

3529

Males

3326

M18-39

3326

25K→30K

15.5 - 18.6 mi

Top 10%
×9stories
+181ft-148ft

Overall

2805

Males

2653

M18-39

2653

30K→20M

18.6 - 20.0 mi

Top 8%
×5stories
+64ft-50ft

Overall

2338

Males

2208

M18-39

2208

20M→21M

20.0 - 21.0 mi

Top 9%
×8stories
+106ft-24ft

Overall

2523

Males

2349

M18-39

2349

21M→35K

21.0 - 21.8 mi

Top 10%
×7stories
+17ft-86ft

Overall

2804

Males

2586

M18-39

2586

35K→23M

21.8 - 23.0 mi

Top 9%
×5stories
+23ft-63ft

Overall

2459

Males

2278

M18-39

2278

23M→24M

23.0 - 24.0 mi

Top 8%
×6stories
+12ft-82ft

Overall

2185

Males

2025

M18-39

2025

24M→40K

24.0 - 24.9 mi

Top 13%
×1story
+6ft-20ft

Overall

3731

Males

3276

M18-39

3276

40K→25.2M

24.9 - 25.2 mi

Top 12%
×1story
+13ft-16ft

Overall

3300

Males

2890

M18-39

2890

25.2M→Finish

25.2 - 26.2 mi

Top 29%
×2stories
+22ft-21ft

Overall

8137

Males

5970

M18-39

5970

Passing Analysis

Category:
Athletes Passed
1369
Passed By
560
Net Change
+809
SegmentAthletes PassedPassed ByNet ChangeStart RankEnd Rank
Start → 5K----#3876
5K → 10K132141-9#3876#3885
10K → 15K14550+95#3885#3790
15K → 20K15636+120#3790#3670
20K → Half453+42#3670#3628
Half → 25K9347+46#3628#3582
25K → 30K23417+217#3582#3365
30K → 20M1408+132#3365#3233
20M → 21M9824+74#3233#3159
21M → 35K5210+42#3159#3117
35K → 23M11720+97#3117#3020
23M → 24M7411+63#3020#2957
24M → 40K5031+19#2957#2938
40K → 25.2M1810+8#2938#2930
25.2M → Finish15152-137#2930#3067
TOTALS1369560+809
📊

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