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BOSTON MARATHON 2023

Kevin Rentner

Bib: 20256•M

WA

0:00
0:00
/ mi
Masters
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Overall
#0 / 26622
Gender (Male)
#0 / 15176
Masters (Masters Men)
#0 / 9891
Division (M60-64)
#0 / 1110
Race Day Weather
49°/39°F
light intensity drizzle

⏱️ Race Timeline

Start
0:00:00
Race begins
5K· 3.11 mi
27:26
Rank: #19622
Start → 5K
27:26 | 8:50/mi
10K· 6.21 mi
54:53
Rank: #19840 (-218)
5K → 10K
27:27 | 8:50/mi
15K· 9.32 mi
1:22:04
Rank: #19625 (+215)
10K → 15K
27:11 | 8:45/mi
20K· 12.43 mi
1:49:44
Rank: #19477 (+148)
15K → 20K
27:40 | 8:54/mi
Half· 13.11 mi
1:56:01
Rank: #19590 (-113)
20K → Half
6:17 | 9:13/mi
25K· 15.53 mi
2:18:27
Rank: #19688 (-98)
Half → 25K
22:26 | 9:15/mi
30K· 18.64 mi
2:49:37
Rank: #20054 (-366)
25K → 30K
31:10 | 10:02/mi
20M
3:03:43
Rank: #20201 (-147)
30K → 20M
14:06 | 10:23/mi
21M
3:15:17
Rank: #20329 (-128)
20M → 21M
11:34 | 11:34/mi
35K· 21.75 mi
3:23:36
Rank: #20503 (-174)
21M → 35K
8:19 | 11:07/mi
23M
3:40:43
Rank: #21112 (-609)
35K → 23M
17:07 | 13:40/mi
24M
3:55:05
Rank: #21674 (-562)
23M → 24M
14:22 | 14:22/mi
40K· 24.85 mi
4:09:12
Rank: #22170 (-496)
24M → 40K
14:07 | 16:31/mi
25.2M
4:15:35
Rank: #22385 (-215)
40K → 25.2M
6:23 | 18:31/mi
Finish· 26.22 mi
4:29:06
Rank: #22660 (-275)
25.2M → Finish
13:31 | 13:16/mi

The Course

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Half Splits

1st Half· via HalfFaster
Distance13.11 mi
Time1:56:01
Pace8:51 /mi
2nd Half
Distance13.11 mi
Time2:33:05
Pace11:41 /mi
📊Positive Split: 31.9% slower second half

Checkpoint Splits

CheckpointDistanceTime of DayTimeAvg PaceSegment TimeSegment PaceDiff
5K
3.11 mi11:21:5427:268:5027:26
8:50
-
10K
6.21 mi11:49:2154:538:5027:27
8:50
0:00
15K
9.32 mi12:16:321:22:048:4827:11
8:45
-0:05
20K
12.43 mi12:44:121:49:448:5027:40
8:54
+0:09
Half
13.11 mi12:50:291:56:018:516:17
9:13
+0:19
25K
15.53 mi13:12:552:18:278:5522:26
9:15
+0:02
30K
18.64 mi13:44:052:49:379:0631:10
10:02
+0:47
20M
20.00 mi13:58:113:03:439:1114:06
10:23
+0:21
21M
21.00 mi14:09:453:15:179:1811:34
11:34
+1:11
35K
21.75 mi14:18:043:23:369:228:19
11:07
-0:27
23M
23.00 mi14:35:113:40:439:3617:07
13:40
+2:33
24M
24.00 mi14:49:333:55:059:4814:22
14:22
+0:42
40K
24.85 mi15:03:404:09:1210:0214:07
16:31
+2:09
25.2M
25.20 mi15:10:034:15:3510:096:23
18:31
+2:00
Finish
26.22 mi15:23:344:29:0610:1613:31
13:16
-5:15

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

8:45 /mi

Average Pace

10:16 /mi

Slowest Pace

18:31 /mi

Loading chart...
Fastest
Middle
Slowest
Average

📊Segments

Segment Time Comparison

Time at Faster Pace

1:22:04

30% of race

Time at Steady Pace

2:01:32

45% of race

Time at Slower Pace

1:05:30

24% of race

Average Pace: 10:16 /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 mi11:21:5427:268:5027:26
8:50
#19622
10K
6.21 mi11:49:2154:538:5027:27
8:50
#19840
15K
9.32 mi12:16:321:22:048:4827:11
8:45
#19625
20K
12.43 mi12:44:121:49:448:5027:40
8:54
#19477
Half
13.11 mi12:50:291:56:018:516:17
9:13
#19590
25K
15.53 mi13:12:552:18:278:5522:26
9:15
#19688
30K
18.64 mi13:44:052:49:379:0631:10
10:02
#20054
20M
20.00 mi13:58:113:03:439:1114:06
10:23
#20201
21M
21.00 mi14:09:453:15:179:1811:34
11:34
#20329
35K
21.75 mi14:18:043:23:369:228:19
11:07
#20503
23M
23.00 mi14:35:113:40:439:3617:07
13:40
#21112
24M
24.00 mi14:49:333:55:059:4814:22
14:22
#21674
40K
24.85 mi15:03:404:09:1210:0214:07
16:31
#22170
25.2M
25.20 mi15:10:034:15:3510:096:23
18:31
#22385
Finish
26.22 mi15:23:344:29:0610:1613:31
13:16
#22660
Faster pace
Steady pace
Slower pace

Checkpoint and Segment Rankings

CheckpointDistanceSeg. DistOverallMalesM60-64Seg. OverallSeg. MalesSeg. M60-64
5K3.11 mi3.11 mi19622120141201419230(Top 72%)11982(Top 79%)11982(Top 1079%)
10K6.21 mi3.10 mi19840-21812147-13312147-13320106(Top 76%)12331(Top 81%)12331(Top 1111%)
15K9.32 mi3.11 mi19625+21512078+6912078+6919230(Top 72%)11982(Top 79%)11982(Top 1079%)
20K12.43 mi3.11 mi19477+14812041+3712041+3719232(Top 72%)11984(Top 79%)11984(Top 1080%)
Half13.11 mi0.68 mi19590-11312092-5112092-5121189(Top 80%)12821(Top 84%)12821(Top 1155%)
25K15.53 mi2.42 mi19688-9812139-4712139-4720031(Top 75%)12301(Top 81%)12301(Top 1108%)
30K18.64 mi3.11 mi20054-36612275-13612275-13621116(Top 79%)12684(Top 84%)12684(Top 1143%)
20M20.00 mi1.36 mi20201-14712320-4512320-4521457(Top 81%)12763(Top 84%)12763(Top 1150%)
21M21.00 mi1.00 mi20329-12812371-5112371-5121987(Top 83%)12986(Top 86%)12986(Top 1170%)
35K21.75 mi0.75 mi20503-17412439-6812439-6823502(Top 88%)13605(Top 90%)13605(Top 1226%)
23M23.00 mi1.25 mi21112-60912695-25612695-25625614(Top 96%)14630(Top 96%)14630(Top 1318%)
24M24.00 mi1.00 mi21674-56212943-24812943-24826206(Top 98%)14928(Top 98%)14928(Top 1345%)
40K24.85 mi0.85 mi22170-49613171-22813171-22826484(Top 99%)15090(Top 99%)15090(Top 1359%)
25.2M25.20 mi0.35 mi22385-21513254-8313254-8326537(Top 100%)15123(Top 100%)15123(Top 1362%)
Finish26.22 mi1.02 mi22660-27513368-11413368-11426098(Top 98%)14861(Top 98%)14861(Top 1339%)

Segment Performance Analysis

10K→15K

0.0 - 3.1 mi

Top 72%
×21stories
+97ft-345ft

Overall

19230

Males

11982

M60-64

11982

5K→10K

3.1 - 6.2 mi

Top 76%
×5stories
+79ft-138ft

Overall

20106

Males

12331

M60-64

12331

10K→15K

6.2 - 9.3 mi

Top 72%
×3stories
+67ft-78ft

Overall

19230

Males

11982

M60-64

11982

15K→20K

9.3 - 12.4 mi

Top 72%
×5stories
+106ft-86ft

Overall

19232

Males

11984

M60-64

11984

20K→Half

12.4 - 13.1 mi

Top 80%
×2stories
+19ft-37ft

Overall

21189

Males

12821

M60-64

12821

Half→25K

13.1 - 15.5 mi

Top 75%
×4stories
+66ft-88ft

Overall

20031

Males

12301

M60-64

12301

25K→30K

15.5 - 18.6 mi

Top 79%
×9stories
+181ft-148ft

Overall

21116

Males

12684

M60-64

12684

30K→20M

18.6 - 20.0 mi

Top 81%
×5stories
+64ft-50ft

Overall

21457

Males

12763

M60-64

12763

20M→21M

20.0 - 21.0 mi

Top 83%
×8stories
+106ft-24ft

Overall

21987

Males

12986

M60-64

12986

21M→35K

21.0 - 21.8 mi

Top 88%
×7stories
+17ft-86ft

Overall

23502

Males

13605

M60-64

13605

35K→23M

21.8 - 23.0 mi

Top 96%
×5stories
+23ft-63ft

Overall

25614

Males

14630

M60-64

14630

23M→24M

23.0 - 24.0 mi

Top 98%
×6stories
+12ft-82ft

Overall

26206

Males

14928

M60-64

14928

24M→40K

24.0 - 24.9 mi

Top 99%
×1story
+6ft-20ft

Overall

26484

Males

15090

M60-64

15090

40K→25.2M

24.9 - 25.2 mi

Top 100%
×1story
+13ft-16ft

Overall

26537

Males

15123

M60-64

15123

25.2M→Finish

25.2 - 26.2 mi

Top 98%
×2stories
+22ft-21ft

Overall

26098

Males

14861

M60-64

14861

Passing Analysis

Category:
Athletes Passed
1026
Passed By
4064
Net Change
-3038
SegmentAthletes PassedPassed ByNet ChangeStart RankEnd Rank
Start → 5K----#19622
5K → 10K210428-218#19622#19840
10K → 15K30489+215#19840#19625
15K → 20K23183+148#19625#19477
20K → Half4117-113#19477#19590
Half → 25K88186-98#19590#19688
25K → 30K78444-366#19688#20054
30K → 20M48195-147#20054#20201
20M → 21M36164-128#20201#20329
21M → 35K15189-174#20329#20503
35K → 23M6615-609#20503#21112
23M → 24M0562-562#21112#21674
24M → 40K1497-496#21674#22170
40K → 25.2M0215-215#22170#22385
25.2M → Finish5280-275#22385#22660
TOTALS10264064-3038
📊

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