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BOSTON MARATHON 2023

Joe Marks

Bib: 4763•M

PA

0:00
0:00
/ mi
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Overall
#0 / 26622
Top 19%
Gender (Male)
#0 / 15176
Top 31%
Division (M18-39)
#0 / 5285
Race Day Weather
49°/39°F
light intensity drizzle

⏱️ Race Timeline

Start
0:00:00
Race begins
5K· 3.11 mi
21:22
Rank: #5375
Start → 5K
21:22 | 6:53/mi
10K· 6.21 mi
42:54
Rank: #5848 (-473)
5K → 10K
21:32 | 6:56/mi
15K· 9.32 mi
1:04:12
Rank: #5760 (+88)
10K → 15K
21:18 | 6:51/mi
20K· 12.43 mi
1:25:47
Rank: #5723 (+37)
15K → 20K
21:35 | 6:57/mi
Half· 13.11 mi
1:30:24
Rank: #5691 (+32)
20K → Half
4:37 | 6:46/mi
25K· 15.53 mi
1:47:16
Rank: #5617 (+74)
Half → 25K
16:52 | 6:57/mi
30K· 18.64 mi
2:09:57
Rank: #5647 (-30)
25K → 30K
22:41 | 7:18/mi
20M
2:19:46
Rank: #5584 (+63)
30K → 20M
9:49 | 7:13/mi
21M
2:27:21
Rank: #5522 (+62)
20M → 21M
7:35 | 7:35/mi
35K· 21.75 mi
2:32:31
Rank: #5463 (+59)
21M → 35K
5:10 | 6:54/mi
23M
2:41:33
Rank: #5362 (+101)
35K → 23M
9:02 | 7:13/mi
24M
2:48:36
Rank: #5303 (+59)
23M → 24M
7:03 | 7:03/mi
40K· 24.85 mi
2:54:47
Rank: #5237 (+66)
24M → 40K
6:11 | 7:14/mi
25.2M
2:57:26
Rank: #5204 (+33)
40K → 25.2M
2:39 | 7:41/mi
Finish· 26.22 mi
3:04:19
Rank: #5113 (+91)
25.2M → Finish
6:53 | 6:45/mi

The Course

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Half Splits

1st Half· via HalfFaster
Distance13.11 mi
Time1:30:24
Pace6:54 /mi
2nd Half
Distance13.11 mi
Time1:33:55
Pace7:10 /mi
📊Positive Split: 3.9% slower second half

Checkpoint Splits

CheckpointDistanceTime of DayTimeAvg PaceSegment TimeSegment PaceDiff
5K
3.11 mi10:24:1221:226:5321:22
6:53
-
10K
6.21 mi10:45:4442:546:5421:32
6:56
+0:03
15K
9.32 mi11:07:021:04:126:5321:18
6:51
-0:05
20K
12.43 mi11:28:371:25:476:5421:35
6:57
+0:06
Half
13.11 mi11:33:141:30:246:544:37
6:46
-0:11
25K
15.53 mi11:50:061:47:166:5416:52
6:57
+0:11
30K
18.64 mi12:12:472:09:576:5822:41
7:18
+0:21
20M
20.00 mi12:22:362:19:466:599:49
7:13
-0:05
21M
21.00 mi12:30:112:27:217:017:35
7:35
+0:22
35K
21.75 mi12:35:212:32:317:015:10
6:54
-0:41
23M
23.00 mi12:44:232:41:337:019:02
7:13
+0:19
24M
24.00 mi12:51:262:48:367:027:03
7:03
-0:10
40K
24.85 mi12:57:372:54:477:026:11
7:14
+0:11
25.2M
25.20 mi13:00:162:57:267:022:39
7:41
+0:27
Finish
26.22 mi13:07:093:04:197:026:53
6:45
-0:56

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

6:45 /mi

Average Pace

7:02 /mi

Slowest Pace

7:41 /mi

Loading chart...
Fastest
Middle
Slowest
Average

📊Segments

Segment Time Comparison

Time at Faster Pace

2:54:05

94% of race

Time at Steady Pace

10:14

6% of race

Time at Slower Pace

0:00

0% of race

Average Pace: 7:02 /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 mi10:24:1221:226:5321:22
6:53
#5375
10K
6.21 mi10:45:4442:546:5421:32
6:56
#5848
15K
9.32 mi11:07:021:04:126:5321:18
6:51
#5760
20K
12.43 mi11:28:371:25:476:5421:35
6:57
#5723
Half
13.11 mi11:33:141:30:246:544:37
6:46
#5691
25K
15.53 mi11:50:061:47:166:5416:52
6:57
#5617
30K
18.64 mi12:12:472:09:576:5822:41
7:18
#5647
20M
20.00 mi12:22:362:19:466:599:49
7:13
#5584
21M
21.00 mi12:30:112:27:217:017:35
7:35
#5522
35K
21.75 mi12:35:212:32:317:015:10
6:54
#5463
23M
23.00 mi12:44:232:41:337:019:02
7:13
#5362
24M
24.00 mi12:51:262:48:367:027:03
7:03
#5303
40K
24.85 mi12:57:372:54:477:026:11
7:14
#5237
25.2M
25.20 mi13:00:162:57:267:022:39
7:41
#5204
Finish
26.22 mi13:07:093:04:197:026:53
6:45
#5113
Faster pace
Steady pace
Slower pace

Checkpoint and Segment Rankings

CheckpointDistanceSeg. DistOverallMalesM18-39Seg. OverallSeg. MalesSeg. M18-39
5K3.11 mi3.11 mi5375496649665608(Top 21%)5150(Top 34%)5150(Top 97%)
10K6.21 mi3.10 mi5848-4735362-3965362-3966340(Top 24%)5730(Top 38%)5730(Top 108%)
15K9.32 mi3.11 mi5760+885287+755287+755608(Top 21%)5150(Top 34%)5150(Top 97%)
20K12.43 mi3.11 mi5723+375262+255262+255643(Top 21%)5180(Top 34%)5180(Top 98%)
Half13.11 mi0.68 mi5691+325240+225240+224997(Top 19%)4629(Top 31%)4629(Top 88%)
25K15.53 mi2.42 mi5617+745170+705170+705324(Top 20%)4906(Top 32%)4906(Top 93%)
30K18.64 mi3.11 mi5647-305182-125182-126016(Top 23%)5372(Top 35%)5372(Top 102%)
20M20.00 mi1.36 mi5584+635127+555127+555223(Top 20%)4715(Top 31%)4715(Top 89%)
21M21.00 mi1.00 mi5522+625071+565071+564995(Top 19%)4473(Top 29%)4473(Top 85%)
35K21.75 mi0.75 mi5463+595012+595012+594813(Top 18%)4349(Top 29%)4349(Top 82%)
23M23.00 mi1.25 mi5362+1014920+924920+924872(Top 18%)4371(Top 29%)4371(Top 83%)
24M24.00 mi1.00 mi5303+594864+564864+564897(Top 18%)4349(Top 29%)4349(Top 82%)
40K24.85 mi0.85 mi5237+664798+664798+665045(Top 19%)4375(Top 29%)4375(Top 83%)
25.2M25.20 mi0.35 mi5204+334768+304768+304784(Top 18%)4137(Top 27%)4137(Top 78%)
Finish26.22 mi1.02 mi5113+914686+824686+823822(Top 14%)3394(Top 22%)3394(Top 64%)

Segment Performance Analysis

10K→15K

0.0 - 3.1 mi

Top 21%
×21stories
+97ft-345ft

Overall

5608

Males

5150

M18-39

5150

5K→10K

3.1 - 6.2 mi

Top 24%
×5stories
+79ft-138ft

Overall

6340

Males

5730

M18-39

5730

10K→15K

6.2 - 9.3 mi

Top 21%
×3stories
+67ft-78ft

Overall

5608

Males

5150

M18-39

5150

15K→20K

9.3 - 12.4 mi

Top 21%
×5stories
+106ft-86ft

Overall

5643

Males

5180

M18-39

5180

20K→Half

12.4 - 13.1 mi

Top 19%
×2stories
+19ft-37ft

Overall

4997

Males

4629

M18-39

4629

Half→25K

13.1 - 15.5 mi

Top 20%
×4stories
+66ft-88ft

Overall

5324

Males

4906

M18-39

4906

25K→30K

15.5 - 18.6 mi

Top 23%
×9stories
+181ft-148ft

Overall

6016

Males

5372

M18-39

5372

30K→20M

18.6 - 20.0 mi

Top 20%
×5stories
+64ft-50ft

Overall

5223

Males

4715

M18-39

4715

20M→21M

20.0 - 21.0 mi

Top 19%
×8stories
+106ft-24ft

Overall

4995

Males

4473

M18-39

4473

21M→35K

21.0 - 21.8 mi

Top 18%
×7stories
+17ft-86ft

Overall

4813

Males

4349

M18-39

4349

35K→23M

21.8 - 23.0 mi

Top 18%
×5stories
+23ft-63ft

Overall

4872

Males

4371

M18-39

4371

23M→24M

23.0 - 24.0 mi

Top 18%
×6stories
+12ft-82ft

Overall

4897

Males

4349

M18-39

4349

24M→40K

24.0 - 24.9 mi

Top 19%
×1story
+6ft-20ft

Overall

5045

Males

4375

M18-39

4375

40K→25.2M

24.9 - 25.2 mi

Top 18%
×1story
+13ft-16ft

Overall

4784

Males

4137

M18-39

4137

25.2M→Finish

25.2 - 26.2 mi

Top 14%
×2stories
+22ft-21ft

Overall

3822

Males

3394

M18-39

3394

Passing Analysis

Category:
Athletes Passed
1255
Passed By
993
Net Change
+262
SegmentAthletes PassedPassed ByNet ChangeStart RankEnd Rank
Start → 5K----#5375
5K → 10K58531-473#5375#5848
10K → 15K16375+88#5848#5760
15K → 20K11578+37#5760#5723
20K → Half375+32#5723#5691
Half → 25K11339+74#5691#5617
25K → 30K113143-30#5617#5647
30K → 20M8320+63#5647#5584
20M → 21M8018+62#5584#5522
21M → 35K6910+59#5522#5463
35K → 23M12019+101#5463#5362
23M → 24M7617+59#5362#5303
24M → 40K8317+66#5303#5237
40K → 25.2M4411+33#5237#5204
25.2M → Finish10110+91#5204#5113
TOTALS1255993+262
📊

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