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BOSTON MARATHON 2023

Roger Knopf

Bib: 20924•M

IL

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
Top 48%
Race Day Weather
49°/39°F
light intensity drizzle

⏱️ Race Timeline

Start
0:00:00
Race begins
5K· 3.11 mi
25:53
Rank: #16348
Start → 5K
25:53 | 8:20/mi
10K· 6.21 mi
51:17
Rank: #16190 (+158)
5K → 10K
25:24 | 8:11/mi
15K· 9.32 mi
1:16:53
Rank: #16172 (+18)
10K → 15K
25:36 | 8:14/mi
20K· 12.43 mi
1:43:01
Rank: #16180 (-8)
15K → 20K
26:08 | 8:25/mi
Half· 13.11 mi
1:48:40
Rank: #16201 (-21)
20K → Half
5:39 | 8:17/mi
25K· 15.53 mi
2:09:12
Rank: #16153 (+48)
Half → 25K
20:32 | 8:28/mi
30K· 18.64 mi
2:37:36
Rank: #16488 (-335)
25K → 30K
28:24 | 9:08/mi
20M
2:50:02
Rank: #16545 (-57)
30K → 20M
12:26 | 9:09/mi
21M
2:59:59
Rank: #16620 (-75)
20M → 21M
9:57 | 9:57/mi
35K· 21.75 mi
3:06:39
Rank: #16656 (-36)
21M → 35K
6:40 | 8:55/mi
23M
3:18:31
Rank: #16775 (-119)
35K → 23M
11:52 | 9:29/mi
24M
3:27:43
Rank: #16847 (-72)
23M → 24M
9:12 | 9:12/mi
40K· 24.85 mi
3:36:01
Rank: #16948 (-101)
24M → 40K
8:18 | 9:42/mi
25.2M
3:39:45
Rank: #17026 (-78)
40K → 25.2M
3:44 | 10:50/mi
Finish· 26.22 mi
3:49:02
Rank: #17115 (-89)
25.2M → Finish
9:17 | 9:07/mi

The Course

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Half Splits

1st Half· via HalfFaster
Distance13.11 mi
Time1:48:40
Pace8:17 /mi
2nd Half
Distance13.11 mi
Time2:00:22
Pace9:11 /mi
📊Positive Split: 10.8% slower second half

Checkpoint Splits

CheckpointDistanceTime of DayTimeAvg PaceSegment TimeSegment PaceDiff
5K
3.11 mi11:18:0425:538:2025:53
8:20
-
10K
6.21 mi11:43:2851:178:1525:24
8:11
-0:09
15K
9.32 mi12:09:041:16:538:1525:36
8:14
+0:03
20K
12.43 mi12:35:121:43:018:1726:08
8:25
+0:11
Half
13.11 mi12:40:511:48:408:175:39
8:17
-0:08
25K
15.53 mi13:01:232:09:128:1920:32
8:28
+0:11
30K
18.64 mi13:29:472:37:368:2728:24
9:08
+0:40
20M
20.00 mi13:42:132:50:028:3012:26
9:09
+0:01
21M
21.00 mi13:52:102:59:598:349:57
9:57
+0:48
35K
21.75 mi13:58:503:06:398:356:40
8:55
-1:02
23M
23.00 mi14:10:423:18:318:3811:52
9:29
+0:34
24M
24.00 mi14:19:543:27:438:399:12
9:12
-0:17
40K
24.85 mi14:28:123:36:018:418:18
9:42
+0:30
25.2M
25.20 mi14:31:563:39:458:433:44
10:50
+1:08
Finish
26.22 mi14:41:133:49:028:459:17
9:07
-1:43

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

8:11 /mi

Average Pace

8:45 /mi

Slowest Pace

10:50 /mi

Loading chart...
Fastest
Middle
Slowest
Average

📊Segments

Segment Time Comparison

Time at Faster Pace

2:09:12

56% of race

Time at Steady Pace

1:05:59

29% of race

Time at Slower Pace

33:51

15% of race

Average Pace: 8:44 /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 mi11:18:0425:538:2025:53
8:20
#16348
10K
6.21 mi11:43:2851:178:1525:24
8:11
#16190
15K
9.32 mi12:09:041:16:538:1525:36
8:14
#16172
20K
12.43 mi12:35:121:43:018:1726:08
8:25
#16180
Half
13.11 mi12:40:511:48:408:175:39
8:17
#16201
25K
15.53 mi13:01:232:09:128:1920:32
8:28
#16153
30K
18.64 mi13:29:472:37:368:2728:24
9:08
#16488
20M
20.00 mi13:42:132:50:028:3012:26
9:09
#16545
21M
21.00 mi13:52:102:59:598:349:57
9:57
#16620
35K
21.75 mi13:58:503:06:398:356:40
8:55
#16656
23M
23.00 mi14:10:423:18:318:3811:52
9:29
#16775
24M
24.00 mi14:19:543:27:438:399:12
9:12
#16847
40K
24.85 mi14:28:123:36:018:418:18
9:42
#16948
25.2M
25.20 mi14:31:563:39:458:433:44
10:50
#17026
Finish
26.22 mi14:41:133:49:028:459:17
9:07
#17115
Faster pace
Steady pace
Slower pace

Checkpoint and Segment Rankings

CheckpointDistanceSeg. DistOverallMalesM60-64Seg. OverallSeg. MalesSeg. M60-64
5K3.11 mi3.11 mi16348108311083116133(Top 61%)10745(Top 71%)10745(Top 968%)
10K6.21 mi3.10 mi16190+15810782+4910782+4916068(Top 60%)10735(Top 71%)10735(Top 967%)
15K9.32 mi3.11 mi16172+1810760+2210760+2216133(Top 61%)10745(Top 71%)10745(Top 968%)
20K12.43 mi3.11 mi16180-810751+910751+916309(Top 61%)10755(Top 71%)10755(Top 969%)
Half13.11 mi0.68 mi16201-2110753-210753-216337(Top 61%)10823(Top 71%)10823(Top 975%)
25K15.53 mi2.42 mi16153+4810707+4610707+4616004(Top 60%)10544(Top 69%)10544(Top 950%)
30K18.64 mi3.11 mi16488-33510788-8110788-8117879(Top 67%)11279(Top 74%)11279(Top 1016%)
20M20.00 mi1.36 mi16545-5710800-1210800-1217295(Top 65%)10940(Top 72%)10940(Top 986%)
21M21.00 mi1.00 mi16620-7510828-2810828-2817835(Top 67%)11153(Top 73%)11153(Top 1005%)
35K21.75 mi0.75 mi16656-3610834-610834-617478(Top 66%)10916(Top 72%)10916(Top 983%)
23M23.00 mi1.25 mi16775-11910867-3310867-3318238(Top 69%)11222(Top 74%)11222(Top 1011%)
24M24.00 mi1.00 mi16847-7210872-510872-518047(Top 68%)11098(Top 73%)11098(Top 1000%)
40K24.85 mi0.85 mi16948-10110898-2610898-2619025(Top 71%)11486(Top 76%)11486(Top 1035%)
25.2M25.20 mi0.35 mi17026-7810926-2810926-2820003(Top 75%)11911(Top 78%)11911(Top 1073%)
Finish26.22 mi1.02 mi17115-8910957-3110957-3118487(Top 69%)11300(Top 74%)11300(Top 1018%)

Segment Performance Analysis

10K→15K

0.0 - 3.1 mi

Top 61%
×21stories
+97ft-345ft

Overall

16133

Males

10745

M60-64

10745

5K→10K

3.1 - 6.2 mi

Top 60%
×5stories
+79ft-138ft

Overall

16068

Males

10735

M60-64

10735

10K→15K

6.2 - 9.3 mi

Top 61%
×3stories
+67ft-78ft

Overall

16133

Males

10745

M60-64

10745

15K→20K

9.3 - 12.4 mi

Top 61%
×5stories
+106ft-86ft

Overall

16309

Males

10755

M60-64

10755

20K→Half

12.4 - 13.1 mi

Top 61%
×2stories
+19ft-37ft

Overall

16337

Males

10823

M60-64

10823

Half→25K

13.1 - 15.5 mi

Top 60%
×4stories
+66ft-88ft

Overall

16004

Males

10544

M60-64

10544

25K→30K

15.5 - 18.6 mi

Top 67%
×9stories
+181ft-148ft

Overall

17879

Males

11279

M60-64

11279

30K→20M

18.6 - 20.0 mi

Top 65%
×5stories
+64ft-50ft

Overall

17295

Males

10940

M60-64

10940

20M→21M

20.0 - 21.0 mi

Top 67%
×8stories
+106ft-24ft

Overall

17835

Males

11153

M60-64

11153

21M→35K

21.0 - 21.8 mi

Top 66%
×7stories
+17ft-86ft

Overall

17478

Males

10916

M60-64

10916

35K→23M

21.8 - 23.0 mi

Top 69%
×5stories
+23ft-63ft

Overall

18238

Males

11222

M60-64

11222

23M→24M

23.0 - 24.0 mi

Top 68%
×6stories
+12ft-82ft

Overall

18047

Males

11098

M60-64

11098

24M→40K

24.0 - 24.9 mi

Top 71%
×1story
+6ft-20ft

Overall

19025

Males

11486

M60-64

11486

40K→25.2M

24.9 - 25.2 mi

Top 75%
×1story
+13ft-16ft

Overall

20003

Males

11911

M60-64

11911

25.2M→Finish

25.2 - 26.2 mi

Top 69%
×2stories
+22ft-21ft

Overall

18487

Males

11300

M60-64

11300

Passing Analysis

Category:
Athletes Passed
1354
Passed By
2121
Net Change
-767
SegmentAthletes PassedPassed ByNet ChangeStart RankEnd Rank
Start → 5K----#16348
5K → 10K367209+158#16348#16190
10K → 15K202184+18#16190#16172
15K → 20K164172-8#16172#16180
20K → Half3556-21#16180#16201
Half → 25K170122+48#16201#16153
25K → 30K94429-335#16153#16488
30K → 20M64121-57#16488#16545
20M → 21M56131-75#16545#16620
21M → 35K4278-36#16620#16656
35K → 23M49168-119#16656#16775
23M → 24M37109-72#16775#16847
24M → 40K31132-101#16847#16948
40K → 25.2M785-78#16948#17026
25.2M → Finish36125-89#17026#17115
TOTALS13542121-767
📊

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