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BOSTON MARATHON 2023

Joseph Marek

Bib: 1560•M

WA

0:00
0:00
/ mi
Masters
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Overall
#0 / 26622
Top 3%
Gender (Male)
#0 / 15176
Top 6%
Masters (Masters Men)
#0 / 9891
Top 1%
Division (M40-44)
#0 / 2241
Top 4%
Race Day Weather
49°/39°F
light intensity drizzle

⏱️ Race Timeline

Course Elevation
7–469 ft
≈
×2stacked redwood trees
•▲ 890 ft climb · ▼ 1342 ft descent
Ribbon color based on
FasterSteadySlower· vs. your average pace
Start
0:00
Race begins
5K· 3.11 mi
6:10/mi
19:08
↑ 97↓ 3451.5%
10K· 6.21 mi
6:06/mi
38:04
↑ 79↓ 1380.4%
15K· 9.32 mi
6:09/mi
57:10
↑ 67↓ 78
20K· 12.43 mi
6:13/mi
1:16:28
↑ 106↓ 860.1%
Half· 13.11 mi
6:11/mi
1:20:41
↑ 19↓ 370.5%
25K· 15.53 mi
6:17/mi
1:35:56
↑ 66↓ 880.2%
30K· 18.64 mi
6:26/mi
1:55:55
↑ 181↓ 1480.2%
20M
6:20/mi
2:04:31
↑ 64↓ 500.2%
21M
6:35/mi
2:11:06
↑ 106↓ 241.6%
35K· 21.75 mi
5:56/mi
2:15:32
↑ 17↓ 861.7%
23M
6:18/mi
2:23:25
↑ 23↓ 630.6%
24M
6:08/mi
2:29:33
↓ 821.3%
40K· 24.85 mi
6:20/mi
2:34:58
↓ 200.3%
25.2M
6:40/mi
2:37:16
↑ 13↓ 160.2%
Finish· 26.22 mi
6:11/mi
2:43:34
↑ 22↓ 21

The Course

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Half Splits

1st Half· via HalfFaster
Distance13.11 mi
Time1:20:41
Pace6:09 /mi
2nd Half
Distance13.11 mi
Time1:22:53
Pace6:19 /mi
📊Positive Split: 2.7% slower second half

Checkpoint Splits

CheckpointDistanceTime of DayTimeAvg PaceSegment TimeSegment PaceDiff
5K
3.11 mi10:19:3519:086:1019:08
6:10
-
10K
6.21 mi10:38:3138:046:0818:56
6:06
-0:04
15K
9.32 mi10:57:3757:106:0819:06
6:09
+0:03
20K
12.43 mi11:16:551:16:286:0919:18
6:13
+0:04
Half
13.11 mi11:21:081:20:416:094:13
6:11
-0:02
25K
15.53 mi11:36:231:35:566:1115:15
6:17
+0:06
30K
18.64 mi11:56:221:55:556:1319:59
6:26
+0:09
20M
20.00 mi12:04:582:04:316:148:36
6:20
-0:06
21M
21.00 mi12:11:332:11:066:156:35
6:35
+0:15
35K
21.75 mi12:15:592:15:326:144:26
5:56
-0:39
23M
23.00 mi12:23:522:23:256:147:53
6:18
+0:22
24M
24.00 mi12:30:002:29:336:146:08
6:08
-0:10
40K
24.85 mi12:35:252:34:586:145:25
6:20
+0:12
25.2M
25.20 mi12:37:432:37:166:142:18
6:40
+0:20
Finish
26.22 mi12:44:012:43:346:156:18
6:11
-0:29

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

5:56 /mi

Average Pace

6:15 /mi

Slowest Pace

6:40 /mi

Loading chart...
Fastest
Middle
Slowest
Average

📊Segments

Segment Time Comparison

Time at Faster Pace

2:34:41

95% of race

Time at Steady Pace

8:53

5% of race

Time at Slower Pace

0:00

0% of race

Average Pace: 6:14 /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 mi10:19:3519:086:1019:08
6:10
#1036
10K
6.21 mi10:38:3138:046:0818:56
6:06
#1025
15K
9.32 mi10:57:3757:106:0819:06
6:09
#1044
20K
12.43 mi11:16:551:16:286:0919:18
6:13
#1042
Half
13.11 mi11:21:081:20:416:094:13
6:11
#1045
25K
15.53 mi11:36:231:35:566:1115:15
6:17
#1056
30K
18.64 mi11:56:221:55:556:1319:59
6:26
#1080
20M
20.00 mi12:04:582:04:316:148:36
6:20
#1051
21M
21.00 mi12:11:332:11:066:156:35
6:35
#1014
35K
21.75 mi12:15:592:15:326:144:26
5:56
#986
23M
23.00 mi12:23:522:23:256:147:53
6:18
#961
24M
24.00 mi12:30:002:29:336:146:08
6:08
#940
40K
24.85 mi12:35:252:34:586:145:25
6:20
#923
25.2M
25.20 mi12:37:432:37:166:142:18
6:40
#919
Finish
26.22 mi12:44:012:43:346:156:18
6:11
#910
Faster pace
Steady pace
Slower pace

Checkpoint and Segment Rankings

CheckpointDistanceSeg. DistOverallMalesM40-44Seg. OverallSeg. MalesSeg. M40-44
5K3.11 mi3.11 mi10369789781091(Top 4%)1038(Top 7%)1038(Top 46%)
10K6.21 mi3.10 mi1025+11969+9969+91043(Top 4%)991(Top 7%)991(Top 44%)
15K9.32 mi3.11 mi1044-19990-21990-211091(Top 4%)1038(Top 7%)1038(Top 46%)
20K12.43 mi3.11 mi1042+2989+1989+11073(Top 4%)1022(Top 7%)1022(Top 46%)
Half13.11 mi0.68 mi1045-3992-3992-31249(Top 5%)1197(Top 8%)1197(Top 53%)
25K15.53 mi2.42 mi1056-111003-111003-111289(Top 5%)1232(Top 8%)1232(Top 55%)
30K18.64 mi3.11 mi1080-241029-261029-261313(Top 5%)1255(Top 8%)1255(Top 56%)
20M20.00 mi1.36 mi1051+291000+291000+29935(Top 4%)892(Top 6%)892(Top 40%)
21M21.00 mi1.00 mi1014+37964+36964+36828(Top 3%)784(Top 5%)784(Top 35%)
35K21.75 mi0.75 mi986+28938+26938+26570(Top 2%)532(Top 4%)532(Top 24%)
23M23.00 mi1.25 mi961+25914+24914+24827(Top 3%)785(Top 5%)785(Top 35%)
24M24.00 mi1.00 mi940+21893+21893+21835(Top 3%)791(Top 5%)791(Top 35%)
40K24.85 mi0.85 mi923+17876+17876+17989(Top 4%)936(Top 6%)936(Top 42%)
25.2M25.20 mi0.35 mi919+4872+4872+4810(Top 3%)771(Top 5%)771(Top 34%)
Finish26.22 mi1.02 mi910+9863+9863+91205(Top 5%)1146(Top 8%)1146(Top 51%)

Segment Performance Analysis

10K→15K

0.0 - 3.1 mi

Top 4%
×21story building
+97ft-345ft

Overall

1091

Males

1038

M40-44

1038

5K→10K

3.1 - 6.2 mi

Top 4%
×5story building
+79ft-138ft

Overall

1043

Males

991

M40-44

991

10K→15K

6.2 - 9.3 mi

Top 4%
×3story building
+67ft-78ft

Overall

1091

Males

1038

M40-44

1038

15K→20K

9.3 - 12.4 mi

Top 4%
×5story building
+106ft-86ft

Overall

1073

Males

1022

M40-44

1022

20K→Half

12.4 - 13.1 mi

Top 5%
×2story building
+19ft-37ft

Overall

1249

Males

1197

M40-44

1197

Half→25K

13.1 - 15.5 mi

Top 5%
×4story building
+66ft-88ft

Overall

1289

Males

1232

M40-44

1232

25K→30K

15.5 - 18.6 mi

Top 5%
×9story building
+181ft-148ft

Overall

1313

Males

1255

M40-44

1255

30K→20M

18.6 - 20.0 mi

Top 4%
×5story building
+64ft-50ft

Overall

935

Males

892

M40-44

892

20M→21M

20.0 - 21.0 mi

Top 3%
×8story building
+106ft-24ft

Overall

828

Males

784

M40-44

784

21M→35K

21.0 - 21.8 mi

Top 2%
×7story building
+17ft-86ft

Overall

570

Males

532

M40-44

532

35K→23M

21.8 - 23.0 mi

Top 3%
×5story building
+23ft-63ft

Overall

827

Males

785

M40-44

785

23M→24M

23.0 - 24.0 mi

Top 3%
×6story building
+12ft-82ft

Overall

835

Males

791

M40-44

791

24M→40K

24.0 - 24.9 mi

Top 4%
×1story
+6ft-20ft

Overall

989

Males

936

M40-44

936

40K→25.2M

24.9 - 25.2 mi

Top 3%
×1story
+13ft-16ft

Overall

810

Males

771

M40-44

771

25.2M→Finish

25.2 - 26.2 mi

Top 5%
×2story building
+22ft-21ft

Overall

1205

Males

1146

M40-44

1146

Passing Analysis

Category:
Athletes Passed
359
Passed By
233
Net Change
+126
SegmentAthletes PassedPassed ByNet ChangeStart RankEnd Rank
Start → 5K----#1036
5K → 10K5544+11#1036#1025
10K → 15K2241-19#1025#1044
15K → 20K2624+2#1044#1042
20K → Half36-3#1042#1045
Half → 25K1930-11#1045#1056
25K → 30K3054-24#1056#1080
30K → 20M367+29#1080#1051
20M → 21M414+37#1051#1014
21M → 35K291+28#1014#986
35K → 23M272+25#986#961
23M → 24M254+21#961#940
24M → 40K214+17#940#923
40K → 25.2M62+4#923#919
25.2M → Finish1910+9#919#910
TOTALS359233+126
📊

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