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BOSTON MARATHON 2025

Neal Renwick

Bib: 5645•M

SK

0:00
0:00
/ mi
Masters
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Overall
#0 / 28404
Top 11%
Gender (Male)
#0 / 16105
Top 18%
Masters (Masters Men)
#0 / 10463
Top 6%
Division (M45-49)
#0 / 2386
Top 7%
Race Day Weather
50°/40°F
broken clouds

⏱️ Race Timeline

Start
0:00:00
Race begins
5K· 3.11 mi
20:21
Rank: #4189
Start → 5K
20:21 | 6:33/mi
10K· 6.21 mi
40:46
Rank: #4206 (-17)
5K → 10K
20:25 | 6:34/mi
15K· 9.32 mi
1:01:10
Rank: #4106 (+100)
10K → 15K
20:24 | 6:34/mi
20K· 12.43 mi
1:21:37
Rank: #3919 (+187)
15K → 20K
20:27 | 6:35/mi
Half· 13.11 mi
1:26:08
Rank: #3948 (-29)
20K → Half
4:31 | 6:37/mi
25K· 15.53 mi
1:42:19
Rank: #3913 (+35)
Half → 25K
16:11 | 6:40/mi
30K· 18.64 mi
2:03:21
Rank: #3747 (+166)
25K → 30K
21:02 | 6:46/mi
20M
2:12:38
Rank: #3657 (+90)
30K → 20M
9:17 | 6:50/mi
21M
2:19:36
Rank: #3538 (+119)
20M → 21M
6:58 | 6:58/mi
35K· 21.75 mi
2:24:27
Rank: #3462 (+76)
21M → 35K
4:51 | 6:29/mi
23M
2:32:46
Rank: #3299 (+163)
35K → 23M
8:19 | 6:39/mi
24M
2:39:22
Rank: #3219 (+80)
23M → 24M
6:36 | 6:36/mi
40K· 24.85 mi
2:45:13
Rank: #3174 (+45)
24M → 40K
5:51 | 6:51/mi
25.2M
2:48:01
Rank: #3212 (-38)
40K → 25.2M
2:48 | 8:07/mi
Finish· 26.22 mi
2:54:34
Rank: #3136 (+76)
25.2M → Finish
6:33 | 6:26/mi

The Course

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Half Splits

1st Half· via HalfFaster
Distance13.11 mi
Time1:26:08
Pace6:34 /mi
2nd Half
Distance13.11 mi
Time1:28:26
Pace6:45 /mi
📊Positive Split: 2.7% slower second half

Checkpoint Splits

CheckpointDistanceTime of DayTimeAvg PaceSegment TimeSegment PaceDiff
5K
3.11 mi10:26:1120:216:3320:21
6:33
-
10K
6.21 mi10:46:3640:466:3420:25
6:34
+0:01
15K
9.32 mi11:07:001:01:106:3420:24
6:34
0:00
20K
12.43 mi11:27:271:21:376:3420:27
6:35
+0:01
Half
13.11 mi11:31:581:26:086:344:31
6:37
+0:02
25K
15.53 mi11:48:091:42:196:3516:11
6:40
+0:03
30K
18.64 mi12:09:112:03:216:3721:02
6:46
+0:06
20M
20.00 mi12:18:282:12:386:389:17
6:50
+0:04
21M
21.00 mi12:25:262:19:366:396:58
6:58
+0:08
35K
21.75 mi12:30:172:24:276:394:51
6:29
-0:29
23M
23.00 mi12:38:362:32:466:398:19
6:39
+0:10
24M
24.00 mi12:45:122:39:226:386:36
6:36
-0:03
40K
24.85 mi12:51:032:45:136:395:51
6:51
+0:15
25.2M
25.20 mi12:53:512:48:016:402:48
8:07
+1:16
Finish
26.22 mi13:00:242:54:346:406:33
6:26
-1:41

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

6:26 /mi

Average Pace

6:40 /mi

Slowest Pace

8:07 /mi

Loading chart...
Fastest
Middle
Slowest
Average

📊Segments

Segment Time Comparison

Time at Faster Pace

0:00

0% of race

Time at Steady Pace

2:29:40

86% of race

Time at Slower Pace

24:54

14% 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 mi10:26:1120:216:3320:21
6:33
#4189
10K
6.21 mi10:46:3640:466:3420:25
6:34
#4206
15K
9.32 mi11:07:001:01:106:3420:24
6:34
#4106
20K
12.43 mi11:27:271:21:376:3420:27
6:35
#3919
Half
13.11 mi11:31:581:26:086:344:31
6:37
#3948
25K
15.53 mi11:48:091:42:196:3516:11
6:40
#3913
30K
18.64 mi12:09:112:03:216:3721:02
6:46
#3747
20M
20.00 mi12:18:282:12:386:389:17
6:50
#3657
21M
21.00 mi12:25:262:19:366:396:58
6:58
#3538
35K
21.75 mi12:30:172:24:276:394:51
6:29
#3462
23M
23.00 mi12:38:362:32:466:398:19
6:39
#3299
24M
24.00 mi12:45:122:39:226:386:36
6:36
#3219
40K
24.85 mi12:51:032:45:136:395:51
6:51
#3174
25.2M
25.20 mi12:53:512:48:016:402:48
8:07
#3212
Finish
26.22 mi13:00:242:54:346:406:33
6:26
#3136
Faster pace
Steady pace
Slower pace

Checkpoint and Segment Rankings

CheckpointDistanceSeg. DistOverallMalesM45-49Seg. OverallSeg. MalesSeg. M45-49
5K3.11 mi3.11 mi4189394139413976(Top 14%)3746(Top 23%)3746(Top 157%)
10K6.21 mi3.10 mi4206-173957-163957-164222(Top 15%)3967(Top 25%)3967(Top 166%)
15K9.32 mi3.11 mi4106+1003869+883869+883976(Top 14%)3746(Top 23%)3746(Top 157%)
20K12.43 mi3.11 mi3919+1873692+1773692+1773588(Top 13%)3392(Top 21%)3392(Top 142%)
Half13.11 mi0.68 mi3948-293718-263718-264489(Top 16%)4182(Top 26%)4182(Top 175%)
25K15.53 mi2.42 mi3913+353688+303688+303926(Top 14%)3665(Top 23%)3665(Top 154%)
30K18.64 mi3.11 mi3747+1663534+1543534+1543246(Top 11%)3039(Top 19%)3039(Top 127%)
20M20.00 mi1.36 mi3657+903447+873447+873111(Top 11%)2887(Top 18%)2887(Top 121%)
21M21.00 mi1.00 mi3538+1193338+1093338+1092126(Top 7%)1991(Top 12%)1991(Top 83%)
35K21.75 mi0.75 mi3462+763268+703268+702387(Top 8%)2230(Top 14%)2230(Top 93%)
23M23.00 mi1.25 mi3299+1633112+1563112+1562005(Top 7%)1875(Top 12%)1875(Top 79%)
24M24.00 mi1.00 mi3219+803036+763036+762483(Top 9%)2287(Top 14%)2287(Top 96%)
40K24.85 mi0.85 mi3174+452989+472989+473026(Top 11%)2722(Top 17%)2722(Top 114%)
25.2M25.20 mi0.35 mi3212-383024-353024-356461(Top 23%)4990(Top 31%)4990(Top 209%)
Finish26.22 mi1.02 mi3136+762954+702954+702437(Top 9%)2217(Top 14%)2217(Top 93%)

Segment Performance Analysis

10K→15K

0.0 - 3.1 mi

Top 14%
×21stories
+97ft-345ft

Overall

3976

Males

3746

M45-49

3746

5K→10K

3.1 - 6.2 mi

Top 15%
×5stories
+79ft-138ft

Overall

4222

Males

3967

M45-49

3967

10K→15K

6.2 - 9.3 mi

Top 14%
×3stories
+67ft-78ft

Overall

3976

Males

3746

M45-49

3746

15K→20K

9.3 - 12.4 mi

Top 13%
×5stories
+106ft-86ft

Overall

3588

Males

3392

M45-49

3392

20K→Half

12.4 - 13.1 mi

Top 16%
×2stories
+19ft-37ft

Overall

4489

Males

4182

M45-49

4182

Half→25K

13.1 - 15.5 mi

Top 14%
×4stories
+66ft-88ft

Overall

3926

Males

3665

M45-49

3665

25K→30K

15.5 - 18.6 mi

Top 11%
×9stories
+181ft-148ft

Overall

3246

Males

3039

M45-49

3039

30K→20M

18.6 - 20.0 mi

Top 11%
×5stories
+64ft-50ft

Overall

3111

Males

2887

M45-49

2887

20M→21M

20.0 - 21.0 mi

Top 7%
×8stories
+106ft-24ft

Overall

2126

Males

1991

M45-49

1991

21M→35K

21.0 - 21.8 mi

Top 8%
×7stories
+17ft-86ft

Overall

2387

Males

2230

M45-49

2230

35K→23M

21.8 - 23.0 mi

Top 7%
×5stories
+23ft-63ft

Overall

2005

Males

1875

M45-49

1875

23M→24M

23.0 - 24.0 mi

Top 9%
×6stories
+12ft-82ft

Overall

2483

Males

2287

M45-49

2287

24M→40K

24.0 - 24.9 mi

Top 11%
×1story
+6ft-20ft

Overall

3026

Males

2722

M45-49

2722

40K→25.2M

24.9 - 25.2 mi

Top 23%
×1story
+13ft-16ft

Overall

6461

Males

4990

M45-49

4990

25.2M→Finish

25.2 - 26.2 mi

Top 9%
×2stories
+22ft-21ft

Overall

2437

Males

2217

M45-49

2217

Passing Analysis

Category:
Athletes Passed
1507
Passed By
454
Net Change
+1053
SegmentAthletes PassedPassed ByNet ChangeStart RankEnd Rank
Start → 5K----#4189
5K → 10K136153-17#4189#4206
10K → 15K14545+100#4206#4106
15K → 20K20518+187#4106#3919
20K → Half635-29#3919#3948
Half → 25K8752+35#3948#3913
25K → 30K20034+166#3913#3747
30K → 20M10313+90#3747#3657
20M → 21M1234+119#3657#3538
21M → 35K815+76#3538#3462
35K → 23M1696+163#3462#3299
23M → 24M833+80#3299#3219
24M → 40K6318+45#3219#3174
40K → 25.2M1553-38#3174#3212
25.2M → Finish9115+76#3212#3136
TOTALS1507454+1053
📊

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