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BOSTON MARATHON 2023

Peter Lofink

Bib: 22031•M

CT

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 41%
Race Day Weather
49°/39°F
light intensity drizzle

⏱️ Race Timeline

Start
0:00:00
Race begins
5K· 3.11 mi
26:45
Rank: #18278
Start → 5K
8:37/mi
26:45 split
10K· 6.21 mi
53:56
Rank: #18990 (-712)
5K → 10K
8:45/mi
27:11 split
15K· 9.32 mi
1:20:45
Rank: #18824 (+166)
10K → 15K
8:38/mi
26:49 split
20K· 12.43 mi
1:49:07
Rank: #19227 (-403)
15K → 20K
9:08/mi
28:22 split
Half· 13.11 mi
1:55:07
Rank: #19226 (+1)
20K → Half
8:48/mi
6:00 split
25K· 15.53 mi
2:16:14
Rank: #18943 (+283)
Half → 25K
8:43/mi
21:07 split
30K· 18.64 mi
2:43:15
Rank: #18315 (+628)
25K → 30K
8:42/mi
27:01 split
20M
2:54:58
Rank: #18022 (+293)
30K → 20M
8:37/mi
11:43 split
21M
3:03:39
Rank: #17666 (+356)
20M → 21M
8:41/mi
8:41 split
35K· 21.75 mi
3:09:53
Rank: #17531 (+135)
21M → 35K
8:20/mi
6:14 split
23M
3:20:22
Rank: #17246 (+285)
35K → 23M
8:22/mi
10:29 split
24M
3:28:20
Rank: #16981 (+265)
23M → 24M
7:58/mi
7:58 split
40K· 24.85 mi
3:35:06
Rank: #16729 (+252)
24M → 40K
7:55/mi
6:46 split
25.2M
3:37:51
Rank: #16566 (+163)
40K → 25.2M
7:58/mi
2:45 split
Finish· 26.22 mi
3:45:17
Rank: #16238 (+328)
25.2M → Finish
7:18/mi
7:26 split

The Course

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Half Splits

1st Half· via Half
Distance13.11 mi
Time1:55:07
Pace8:47 /mi
2nd Half✓ Faster
Distance13.11 mi
Time1:50:10
Pace8:24 /mi
📊Negative Split: 4.3% faster second half

Checkpoint Splits

CheckpointDistanceTime of DayTimeAvg PaceSegment TimeSegment PaceDiff
5K
3.11 mi11:20:4126:458:3726:45
8:37
-
10K
6.21 mi11:47:5253:568:4127:11
8:45
+0:08
15K
9.32 mi12:14:411:20:458:4026:49
8:38
-0:07
20K
12.43 mi12:43:031:49:078:4728:22
9:08
+0:30
Half
13.11 mi12:49:031:55:078:476:00
8:48
-0:20
25K
15.53 mi13:10:102:16:148:4621:07
8:43
-0:05
30K
18.64 mi13:37:112:43:158:4527:01
8:42
-0:01
20M
20.00 mi13:48:542:54:588:4511:43
8:37
-0:05
21M
21.00 mi13:57:353:03:398:458:41
8:41
+0:04
35K
21.75 mi14:03:493:09:538:446:14
8:20
-0:21
23M
23.00 mi14:14:183:20:228:4310:29
8:22
+0:02
24M
24.00 mi14:22:163:28:208:417:58
7:58
-0:24
40K
24.85 mi14:29:023:35:068:396:46
7:55
-0:03
25.2M
25.20 mi14:31:473:37:518:392:45
7:58
+0:03
Finish
26.22 mi14:39:133:45:178:367:26
7:18
-0:40

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

7:18 /mi

Average Pace

8:36 /mi

Slowest Pace

9:08 /mi

Loading chart...
Fastest
Middle
Slowest
Average

📊Segments

Segment Time Comparison

Time at Faster Pace

41:38

18% of race

Time at Steady Pace

2:35:17

69% of race

Time at Slower Pace

28:22

13% of race

Average Pace: 8:36 /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 mi11:20:4126:458:3726:45
8:37
#18278
10K
6.21 mi11:47:5253:568:4127:11
8:45
#18990
15K
9.32 mi12:14:411:20:458:4026:49
8:38
#18824
20K
12.43 mi12:43:031:49:078:4728:22
9:08
#19227
Half
13.11 mi12:49:031:55:078:476:00
8:48
#19226
25K
15.53 mi13:10:102:16:148:4621:07
8:43
#18943
30K
18.64 mi13:37:112:43:158:4527:01
8:42
#18315
20M
20.00 mi13:48:542:54:588:4511:43
8:37
#18022
21M
21.00 mi13:57:353:03:398:458:41
8:41
#17666
35K
21.75 mi14:03:493:09:538:446:14
8:20
#17531
23M
23.00 mi14:14:183:20:228:4310:29
8:22
#17246
24M
24.00 mi14:22:163:28:208:417:58
7:58
#16981
40K
24.85 mi14:29:023:35:068:396:46
7:55
#16729
25.2M
25.20 mi14:31:473:37:518:392:45
7:58
#16566
Finish
26.22 mi14:39:133:45:178:367:26
7:18
#16238
Faster pace
Steady pace
Slower pace

Checkpoint and Segment Rankings

CheckpointDistanceSeg. DistOverallMalesM60-64Seg. OverallSeg. MalesSeg. M60-64
5K3.11 mi3.11 mi18278115301153018618(Top 70%)11727(Top 77%)11727(Top 1056%)
10K6.21 mi3.10 mi18990-71211825-29511825-29519664(Top 74%)12151(Top 80%)12151(Top 1095%)
15K9.32 mi3.11 mi18824+16611782+4311782+4318618(Top 70%)11727(Top 77%)11727(Top 1056%)
20K12.43 mi3.11 mi19227-40311952-17011952-17020270(Top 76%)12422(Top 82%)12422(Top 1119%)
Half13.11 mi0.68 mi19226+1119521195219406(Top 73%)12047(Top 79%)12047(Top 1085%)
25K15.53 mi2.42 mi18943+28311834+11811834+11817411(Top 65%)11156(Top 74%)11156(Top 1005%)
30K18.64 mi3.11 mi18315+62811543+29111543+29115488(Top 58%)10257(Top 68%)10257(Top 924%)
20M20.00 mi1.36 mi18022+29311401+14211401+14214395(Top 54%)9741(Top 64%)9741(Top 878%)
21M21.00 mi1.00 mi17666+35611255+14611255+14611561(Top 43%)8380(Top 55%)8380(Top 755%)
35K21.75 mi0.75 mi17531+13511181+7411181+7414276(Top 54%)9554(Top 63%)9554(Top 861%)
23M23.00 mi1.25 mi17246+28511056+12511056+12512395(Top 47%)8651(Top 57%)8651(Top 779%)
24M24.00 mi1.00 mi16981+26510927+12910927+12911007(Top 41%)7911(Top 52%)7911(Top 713%)
40K24.85 mi0.85 mi16729+25210812+11510812+1159446(Top 35%)7073(Top 47%)7073(Top 637%)
25.2M25.20 mi0.35 mi16566+16310734+7810734+786373(Top 24%)5209(Top 34%)5209(Top 469%)
Finish26.22 mi1.02 mi16238+32810591+14310591+1437104(Top 27%)5643(Top 37%)5643(Top 508%)

Segment Performance Analysis

10K→15K

0.0 - 3.1 mi

Top 70%
×21story building
+97ft-345ft

Overall

18618

Males

11727

M60-64

11727

5K→10K

3.1 - 6.2 mi

Top 74%
×5story building
+79ft-138ft

Overall

19664

Males

12151

M60-64

12151

10K→15K

6.2 - 9.3 mi

Top 70%
×3story building
+67ft-78ft

Overall

18618

Males

11727

M60-64

11727

15K→20K

9.3 - 12.4 mi

Top 76%
×5story building
+106ft-86ft

Overall

20270

Males

12422

M60-64

12422

20K→Half

12.4 - 13.1 mi

Top 73%
×2story building
+19ft-37ft

Overall

19406

Males

12047

M60-64

12047

Half→25K

13.1 - 15.5 mi

Top 65%
×4story building
+66ft-88ft

Overall

17411

Males

11156

M60-64

11156

25K→30K

15.5 - 18.6 mi

Top 58%
×9story building
+181ft-148ft

Overall

15488

Males

10257

M60-64

10257

30K→20M

18.6 - 20.0 mi

Top 54%
×5story building
+64ft-50ft

Overall

14395

Males

9741

M60-64

9741

20M→21M

20.0 - 21.0 mi

Top 43%
×8story building
+106ft-24ft

Overall

11561

Males

8380

M60-64

8380

21M→35K

21.0 - 21.8 mi

Top 54%
×7story building
+17ft-86ft

Overall

14276

Males

9554

M60-64

9554

35K→23M

21.8 - 23.0 mi

Top 47%
×5story building
+23ft-63ft

Overall

12395

Males

8651

M60-64

8651

23M→24M

23.0 - 24.0 mi

Top 41%
×6story building
+12ft-82ft

Overall

11007

Males

7911

M60-64

7911

24M→40K

24.0 - 24.9 mi

Top 35%
×1story
+6ft-20ft

Overall

9446

Males

7073

M60-64

7073

40K→25.2M

24.9 - 25.2 mi

Top 24%
×1story
+13ft-16ft

Overall

6373

Males

5209

M60-64

5209

25.2M→Finish

25.2 - 26.2 mi

Top 27%
×2story building
+22ft-21ft

Overall

7104

Males

5643

M60-64

5643

Passing Analysis

Category:
Athletes Passed
3482
Passed By
1442
Net Change
+2040
SegmentAthletes PassedPassed ByNet ChangeStart RankEnd Rank
Start → 5K----#18278
5K → 10K104816-712#18278#18990
10K → 15K278112+166#18990#18824
15K → 20K61464-403#18824#19227
20K → Half2221+1#19227#19226
Half → 25K2929+283#19226#18943
25K → 30K6335+628#18943#18315
30K → 20M2985+293#18315#18022
20M → 21M3560+356#18022#17666
21M → 35K1438+135#17666#17531
35K → 23M2872+285#17531#17246
23M → 24M2650+265#17246#16981
24M → 40K2520+252#16981#16729
40K → 25.2M1630+163#16729#16566
25.2M → Finish3280+328#16566#16238
TOTALS34821442+2040
📊

Passing Visuals

Category:
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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