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BOSTON MARATHON 2025

Benjamin Parens

Bib: 4550•M

CA

0:00
0:00
/ mi
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Overall
#0 / 28404
Top 9%
Gender (Male)
#0 / 16105
Top 15%
Division (M18-39)
#0 / 5642
Top 35%
Race Day Weather
50°/40°F
broken clouds

⏱️ Race Timeline

Start
0:00:00
Race begins
5K· 3.11 mi
20:33
Rank: #4715
Start → 5K
20:33 | 6:37/mi
10K· 6.21 mi
40:49
Rank: #4266 (+449)
5K → 10K
20:16 | 6:31/mi
15K· 9.32 mi
1:01:05
Rank: #4056 (+210)
10K → 15K
20:16 | 6:31/mi
20K· 12.43 mi
1:21:24
Rank: #3825 (+231)
15K → 20K
20:19 | 6:32/mi
Half· 13.11 mi
1:25:45
Rank: #3779 (+46)
20K → Half
4:21 | 6:23/mi
25K· 15.53 mi
1:41:35
Rank: #3634 (+145)
Half → 25K
15:50 | 6:32/mi
30K· 18.64 mi
2:02:11
Rank: #3357 (+277)
25K → 30K
20:36 | 6:38/mi
20M
2:11:12
Rank: #3206 (+151)
30K → 20M
9:01 | 6:38/mi
21M
2:18:06
Rank: #3097 (+109)
20M → 21M
6:54 | 6:54/mi
35K· 21.75 mi
2:22:57
Rank: #3034 (+63)
21M → 35K
4:51 | 6:29/mi
23M
2:31:13
Rank: #2912 (+122)
35K → 23M
8:16 | 6:36/mi
24M
2:37:31
Rank: #2787 (+125)
23M → 24M
6:18 | 6:18/mi
40K· 24.85 mi
2:43:00
Rank: #2692 (+95)
24M → 40K
5:29 | 6:25/mi
25.2M
2:45:25
Rank: #2667 (+25)
40K → 25.2M
2:25 | 7:00/mi
Finish· 26.22 mi
2:51:47
Rank: #2591 (+76)
25.2M → Finish
6:22 | 6:15/mi

The Course

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Half Splits

1st Half· via Half⚖️ Balanced
Distance13.11 mi
Time1:25:45
Pace6:32 /mi
2nd Half⚖️ Balanced
Distance13.11 mi
Time1:26:02
Pace6:34 /mi
📊Even Split: Consistent pacing between halves

Checkpoint Splits

CheckpointDistanceTime of DayTimeAvg PaceSegment TimeSegment PaceDiff
5K
3.11 mi10:24:3720:336:3720:33
6:37
-
10K
6.21 mi10:44:5340:496:3420:16
6:31
-0:06
15K
9.32 mi11:05:091:01:056:3320:16
6:31
0:00
20K
12.43 mi11:25:281:21:246:3320:19
6:32
+0:01
Half
13.11 mi11:29:491:25:456:324:21
6:23
-0:09
25K
15.53 mi11:45:391:41:356:3215:50
6:32
+0:09
30K
18.64 mi12:06:152:02:116:3320:36
6:38
+0:06
20M
20.00 mi12:15:162:11:126:349:01
6:38
0:00
21M
21.00 mi12:22:102:18:066:356:54
6:54
+0:16
35K
21.75 mi12:27:012:22:576:344:51
6:29
-0:25
23M
23.00 mi12:35:172:31:136:348:16
6:36
+0:07
24M
24.00 mi12:41:352:37:316:346:18
6:18
-0:18
40K
24.85 mi12:47:042:43:006:335:29
6:25
+0:07
25.2M
25.20 mi12:49:292:45:256:342:25
7:00
+0:35
Finish
26.22 mi12:55:512:51:476:336:22
6:15
-0:45

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

6:15 /mi

Average Pace

6:33 /mi

Slowest Pace

7:00 /mi

Loading chart...
Fastest
Middle
Slowest
Average

📊Segments

Segment Time Comparison

Time at Faster Pace

2:42:28

95% of race

Time at Steady Pace

9:19

5% of race

Time at Slower Pace

0:00

0% of race

Average Pace: 6:33 /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 mi10:24:3720:336:3720:33
6:37
#4715
10K
6.21 mi10:44:5340:496:3420:16
6:31
#4266
15K
9.32 mi11:05:091:01:056:3320:16
6:31
#4056
20K
12.43 mi11:25:281:21:246:3320:19
6:32
#3825
Half
13.11 mi11:29:491:25:456:324:21
6:23
#3779
25K
15.53 mi11:45:391:41:356:3215:50
6:32
#3634
30K
18.64 mi12:06:152:02:116:3320:36
6:38
#3357
20M
20.00 mi12:15:162:11:126:349:01
6:38
#3206
21M
21.00 mi12:22:102:18:066:356:54
6:54
#3097
35K
21.75 mi12:27:012:22:576:344:51
6:29
#3034
23M
23.00 mi12:35:172:31:136:348:16
6:36
#2912
24M
24.00 mi12:41:352:37:316:346:18
6:18
#2787
40K
24.85 mi12:47:042:43:006:335:29
6:25
#2692
25.2M
25.20 mi12:49:292:45:256:342:25
7:00
#2667
Finish
26.22 mi12:55:512:51:476:336:22
6:15
#2591
Faster pace
Steady pace
Slower pace

Checkpoint and Segment Rankings

CheckpointDistanceSeg. DistOverallMalesM18-39Seg. OverallSeg. MalesSeg. M18-39
5K3.11 mi3.11 mi4715442344233709(Top 13%)3502(Top 22%)3502(Top 62%)
10K6.21 mi3.10 mi4266+4494013+4104013+4103903(Top 14%)3677(Top 23%)3677(Top 65%)
15K9.32 mi3.11 mi4056+2103825+1883825+1883709(Top 13%)3502(Top 22%)3502(Top 62%)
20K12.43 mi3.11 mi3825+2313606+2193606+2193351(Top 12%)3176(Top 20%)3176(Top 56%)
Half13.11 mi0.68 mi3779+463568+383568+382962(Top 10%)2829(Top 18%)2829(Top 50%)
25K15.53 mi2.42 mi3634+1453433+1353433+1353055(Top 11%)2900(Top 18%)2900(Top 51%)
30K18.64 mi3.11 mi3357+2773178+2553178+2552548(Top 9%)2410(Top 15%)2410(Top 43%)
20M20.00 mi1.36 mi3206+1513038+1403038+1402189(Top 8%)2070(Top 13%)2070(Top 37%)
21M21.00 mi1.00 mi3097+1092933+1052933+1051901(Top 7%)1792(Top 11%)1792(Top 32%)
35K21.75 mi0.75 mi3034+632873+602873+602416(Top 9%)2259(Top 14%)2259(Top 40%)
23M23.00 mi1.25 mi2912+1222757+1162757+1161862(Top 7%)1743(Top 11%)1743(Top 31%)
24M24.00 mi1.00 mi2787+1252644+1132644+1131327(Top 5%)1242(Top 8%)1242(Top 22%)
40K24.85 mi0.85 mi2692+952550+942550+941330(Top 5%)1237(Top 8%)1237(Top 22%)
25.2M25.20 mi0.35 mi2667+252526+242526+241544(Top 5%)1415(Top 9%)1415(Top 25%)
Finish26.22 mi1.02 mi2591+762452+742452+741708(Top 6%)1584(Top 10%)1584(Top 28%)

Segment Performance Analysis

10K→15K

0.0 - 3.1 mi

Top 13%
×21stories
+97ft-345ft

Overall

3709

Males

3502

M18-39

3502

5K→10K

3.1 - 6.2 mi

Top 14%
×5stories
+79ft-138ft

Overall

3903

Males

3677

M18-39

3677

10K→15K

6.2 - 9.3 mi

Top 13%
×3stories
+67ft-78ft

Overall

3709

Males

3502

M18-39

3502

15K→20K

9.3 - 12.4 mi

Top 12%
×5stories
+106ft-86ft

Overall

3351

Males

3176

M18-39

3176

20K→Half

12.4 - 13.1 mi

Top 10%
×2stories
+19ft-37ft

Overall

2962

Males

2829

M18-39

2829

Half→25K

13.1 - 15.5 mi

Top 11%
×4stories
+66ft-88ft

Overall

3055

Males

2900

M18-39

2900

25K→30K

15.5 - 18.6 mi

Top 9%
×9stories
+181ft-148ft

Overall

2548

Males

2410

M18-39

2410

30K→20M

18.6 - 20.0 mi

Top 8%
×5stories
+64ft-50ft

Overall

2189

Males

2070

M18-39

2070

20M→21M

20.0 - 21.0 mi

Top 7%
×8stories
+106ft-24ft

Overall

1901

Males

1792

M18-39

1792

21M→35K

21.0 - 21.8 mi

Top 9%
×7stories
+17ft-86ft

Overall

2416

Males

2259

M18-39

2259

35K→23M

21.8 - 23.0 mi

Top 7%
×5stories
+23ft-63ft

Overall

1862

Males

1743

M18-39

1743

23M→24M

23.0 - 24.0 mi

Top 5%
×6stories
+12ft-82ft

Overall

1327

Males

1242

M18-39

1242

24M→40K

24.0 - 24.9 mi

Top 5%
×1story
+6ft-20ft

Overall

1330

Males

1237

M18-39

1237

40K→25.2M

24.9 - 25.2 mi

Top 5%
×1story
+13ft-16ft

Overall

1544

Males

1415

M18-39

1415

25.2M→Finish

25.2 - 26.2 mi

Top 6%
×2stories
+22ft-21ft

Overall

1708

Males

1584

M18-39

1584

Passing Analysis

Category:
Athletes Passed
2246
Passed By
122
Net Change
+2124
SegmentAthletes PassedPassed ByNet ChangeStart RankEnd Rank
Start → 5K----#4715
5K → 10K48233+449#4715#4266
10K → 15K23222+210#4266#4056
15K → 20K24211+231#4056#3825
20K → Half460+46#3825#3779
Half → 25K15712+145#3779#3634
25K → 30K2847+277#3634#3357
30K → 20M1554+151#3357#3206
20M → 21M1167+109#3206#3097
21M → 35K707+63#3097#3034
35K → 23M1264+122#3034#2912
23M → 24M1272+125#2912#2787
24M → 40K1027+95#2787#2692
40K → 25.2M272+25#2692#2667
25.2M → Finish804+76#2667#2591
TOTALS2246122+2124
📊

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