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BOSTON MARATHON 2023

Mark Peters

Bib: 27680•M

CA

Masters
Boston Marathon logo
0:00
0:00
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Overall
#0 / 26622
Gender (Male)
#0 / 15176
Masters (Masters Men)
#0 / 9891
Age Group (M45-49)
#0 / 2252
Race Day Weather
49°/39°F
light intensity drizzle

Race Timeline and Course Information

Your journey through the course with elevation, pacing, and checkpoint details

⏱️ Race Timeline

Watch your race unfold from start to finish

Start
0:00:00
Race begins
5K· 3.11 mi
31:27
Rank: #23735
Start → 5K
31:27 | 10:07/mi
10K· 6.21 mi
1:02:43
Rank: #23831 (-96)
5K → 10K
31:16 | 10:04/mi
15K· 9.32 mi
1:34:50
Rank: #23948 (-117)
10K → 15K
32:07 | 10:20/mi
20K· 12.43 mi
2:07:24
Rank: #23916 (+32)
15K → 20K
32:34 | 10:29/mi
Half· 13.11 mi
2:14:21
Rank: #23899 (+17)
20K → Half
6:57 | 10:11/mi
25K· 15.53 mi
2:40:59
Rank: #23891 (+8)
Half → 25K
26:38 | 10:59/mi
30K· 18.64 mi
3:17:57
Rank: #24019 (-128)
25K → 30K
36:58 | 11:54/mi
20M
3:35:17
Rank: #24143 (-124)
30K → 20M
17:20 | 12:45/mi
21M
3:49:00
Rank: #24199 (-56)
20M → 21M
13:43 | 13:43/mi
35K· 21.75 mi
3:58:26
Rank: #24249 (-50)
21M → 35K
9:26 | 12:37/mi
23M
4:14:55
Rank: #24365 (-116)
35K → 23M
16:29 | 13:10/mi
24M
4:27:22
Rank: #24411 (-46)
23M → 24M
12:27 | 12:27/mi
40K· 24.85 mi
4:38:31
Rank: #24459 (-48)
24M → 40K
11:09 | 13:02/mi
25.2M
4:43:15
Rank: #24478 (-19)
40K → 25.2M
4:44 | 13:44/mi
Finish· 26.22 mi
4:55:32
Rank: #24537 (-59)
25.2M → Finish
12:17 | 12:03/mi
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Splits & Pacing

Detailed breakdown of your race performance at each timing point

Half Splits

1st HalfFaster
via Half
Distance13.11 mi
Time2:14:21
Pace10:15 /mi
2nd Half
Distance13.11 mi
Time2:41:11
Pace12:18 /mi
📊Positive Split: 20.0% slower second half

Checkpoint Splits

CheckpointDistanceTime of DayTimeAvg PaceSegment TimeSegment PaceDiff
5K
3.11 mi11:49:1931:2710:0731:27
10:07
-
10K
6.21 mi12:20:351:02:4310:0631:16
10:04
-0:03
15K
9.32 mi12:52:421:34:5010:1032:07
10:20
+0:16
20K
12.43 mi13:25:162:07:2410:1532:34
10:29
+0:09
Half
13.11 mi13:32:132:14:2110:156:57
10:11
-0:18
25K
15.53 mi13:58:512:40:5910:2226:38
10:59
+0:48
30K
18.64 mi14:35:493:17:5710:3736:58
11:54
+0:55
20M
20.00 mi14:53:093:35:1710:4617:20
12:45
+0:51
21M
21.00 mi15:06:523:49:0010:5413:43
13:43
+0:58
35K
21.75 mi15:16:183:58:2610:589:26
12:37
-1:06
23M
23.00 mi15:32:474:14:5511:0516:29
13:10
+0:33
24M
24.00 mi15:45:144:27:2211:0812:27
12:27
-0:43
40K
24.85 mi15:56:234:38:3111:1211:09
13:02
+0:35
25.2M
25.20 mi16:01:074:43:1511:144:44
13:44
+0:42
Finish
26.22 mi16:13:244:55:3211:1712:17
12:03
-1:41

Checkpoint Splits Visualizations

Explore your race data through different visual perspectives. Scroll to discover each visualization.

📈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

10:04 /mi

Average Pace

11:17 /mi

Slowest Pace

13:44 /mi

Loading chart...
Fastest
Middle
Slowest
Average

📊Segments

Segment Time Comparison

Bar length shows time spent in each segment. Colors mark your faster to slower segments, relative to your own pace.

Time at Faster Pace

2:40:59

54% of race

Time at Steady Pace

1:11:08

24% of race

Time at Slower Pace

1:03:25

21% of race

Average Pace: 11:16 /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

Enhanced split table showing pace trends through mini sparkline visualizations.

Overall Pace Trend

CheckpointDistanceTime of DayTimeAvg PaceSegmentPaceTrendRank
5K
3.11 mi11:49:1931:2710:0731:27
10:07
#23735
10K
6.21 mi12:20:351:02:4310:0631:16
10:04
#23831
15K
9.32 mi12:52:421:34:5010:1032:07
10:20
#23948
20K
12.43 mi13:25:162:07:2410:1532:34
10:29
#23916
Half
13.11 mi13:32:132:14:2110:156:57
10:11
#23899
25K
15.53 mi13:58:512:40:5910:2226:38
10:59
#23891
30K
18.64 mi14:35:493:17:5710:3736:58
11:54
#24019
20M
20.00 mi14:53:093:35:1710:4617:20
12:45
#24143
21M
21.00 mi15:06:523:49:0010:5413:43
13:43
#24199
35K
21.75 mi15:16:183:58:2610:589:26
12:37
#24249
23M
23.00 mi15:32:474:14:5511:0516:29
13:10
#24365
24M
24.00 mi15:45:144:27:2211:0812:27
12:27
#24411
40K
24.85 mi15:56:234:38:3111:1211:09
13:02
#24459
25.2M
25.20 mi16:01:074:43:1511:144:44
13:44
#24478
Finish
26.22 mi16:13:244:55:3211:1712:17
12:03
#24537
Faster pace
Steady pace
Slower pace

Rankings

Your position at each checkpoint and how you ranked in each segment

Checkpoint and Segment Rankings

CheckpointDistanceSeg. DistOverallMalesM45-49Seg. OverallSeg. MalesSeg. M45-49
5K3.11 mi3.11 mi23735139501395024151(Top 91%)14152(Top 93%)14152(Top 628%)
10K6.21 mi3.10 mi23831-9614010-6014010-6023819(Top 89%)14004(Top 92%)14004(Top 622%)
15K9.32 mi3.11 mi23948-11714066-5614066-5624151(Top 91%)14152(Top 93%)14152(Top 628%)
20K12.43 mi3.11 mi23916+3214054+1214054+1223801(Top 89%)13980(Top 92%)13980(Top 621%)
Half13.11 mi0.68 mi23899+1714046+814046+823641(Top 89%)13919(Top 92%)13919(Top 618%)
25K15.53 mi2.42 mi23891+814025+2114025+2123953(Top 90%)14001(Top 92%)14001(Top 622%)
30K18.64 mi3.11 mi24019-12814067-4214067-4224381(Top 92%)14151(Top 93%)14151(Top 628%)
20M20.00 mi1.36 mi24143-12414104-3714104-3724963(Top 94%)14360(Top 95%)14360(Top 638%)
21M21.00 mi1.00 mi24199-5614115-1114115-1124794(Top 93%)14273(Top 94%)14273(Top 634%)
35K21.75 mi0.75 mi24249-5014132-1714132-1725262(Top 95%)14449(Top 95%)14449(Top 642%)
23M23.00 mi1.25 mi24365-11614180-4814180-4825246(Top 95%)14458(Top 95%)14458(Top 642%)
24M24.00 mi1.00 mi24411-4614190-1014190-1025014(Top 94%)14302(Top 94%)14302(Top 635%)
40K24.85 mi0.85 mi24459-4814212-2214212-2224967(Top 94%)14284(Top 94%)14284(Top 634%)
25.2M25.20 mi0.35 mi24478-1914215-314215-324749(Top 93%)14161(Top 93%)14161(Top 629%)
Finish26.22 mi1.02 mi24537-5914232-1714232-1725270(Top 95%)14444(Top 95%)14444(Top 641%)

Segment Performance Analysis

10K→15K

0.0 - 3.1 mi

Top 91%
×21stories
+97ft-345ft

Overall

24151

Males

14152

M45-49

14152

5K→10K

3.1 - 6.2 mi

Top 89%
×5stories
+79ft-138ft

Overall

23819

Males

14004

M45-49

14004

10K→15K

6.2 - 9.3 mi

Top 91%
×3stories
+67ft-78ft

Overall

24151

Males

14152

M45-49

14152

15K→20K

9.3 - 12.4 mi

Top 89%
×5stories
+106ft-86ft

Overall

23801

Males

13980

M45-49

13980

20K→Half

12.4 - 13.1 mi

Top 89%
×2stories
+19ft-37ft

Overall

23641

Males

13919

M45-49

13919

Half→25K

13.1 - 15.5 mi

Top 90%
×4stories
+66ft-88ft

Overall

23953

Males

14001

M45-49

14001

25K→30K

15.5 - 18.6 mi

Top 92%
×9stories
+181ft-148ft

Overall

24381

Males

14151

M45-49

14151

30K→20M

18.6 - 20.0 mi

Top 94%
×5stories
+64ft-50ft

Overall

24963

Males

14360

M45-49

14360

20M→21M

20.0 - 21.0 mi

Top 93%
×8stories
+106ft-24ft

Overall

24794

Males

14273

M45-49

14273

21M→35K

21.0 - 21.8 mi

Top 95%
×7stories
+17ft-86ft

Overall

25262

Males

14449

M45-49

14449

35K→23M

21.8 - 23.0 mi

Top 95%
×5stories
+23ft-63ft

Overall

25246

Males

14458

M45-49

14458

23M→24M

23.0 - 24.0 mi

Top 94%
×6stories
+12ft-82ft

Overall

25014

Males

14302

M45-49

14302

24M→40K

24.0 - 24.9 mi

Top 94%
×1story
+6ft-20ft

Overall

24967

Males

14284

M45-49

14284

40K→25.2M

24.9 - 25.2 mi

Top 93%
×1story
+13ft-16ft

Overall

24749

Males

14161

M45-49

14161

25.2M→Finish

25.2 - 26.2 mi

Top 95%
×2stories
+22ft-21ft

Overall

25270

Males

14444

M45-49

14444

Passing

Athletes you passed and who passed you throughout the race

Passing Analysis

Category:
Athletes Passed
638
Passed By
1440
Net Change
-802
SegmentAthletes PassedPassed ByNet ChangeStart RankEnd Rank
Start → 5K----#23735
5K → 10K152248-96#23735#23831
10K → 15K75192-117#23831#23948
15K → 20K13098+32#23948#23916
20K → Half3518+17#23916#23899
Half → 25K8678+8#23899#23891
25K → 30K73201-128#23891#24019
30K → 20M16140-124#24019#24143
20M → 21M2480-56#24143#24199
21M → 35K858-50#24199#24249
35K → 23M5121-116#24249#24365
23M → 24M1359-46#24365#24411
24M → 40K1260-48#24411#24459
40K → 25.2M221-19#24459#24478
25.2M → Finish766-59#24478#24537
TOTALS6381440-802
📊

Passing Analysis Visualizations

Explore your passing analysis through 5 different visualizations. Scroll to discover each one.

Time:
Category:

📈Position Graph

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🎨Heatmap Timeline

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🔄Passing Circle

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🌊Position Flow

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🏃Race Lanes

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Activity Data

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Public Race Data

Boston Athletic Association

Boston Athletic Association

Mika Timing

Mika Timing