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BOSTON MARATHON 2023

Marcelo Marino

Bib: 3449•M

0:00
0:00
/ mi
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Overall
#0 / 26622
Top 16%
Gender (Male)
#0 / 15176
Top 26%
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
21:35
Rank: #5906
Start → 5K
21:35 | 6:57/mi
10K· 6.21 mi
42:35
Rank: #5444 (+462)
5K → 10K
21:00 | 6:46/mi
15K· 9.32 mi
1:03:05
Rank: #4684 (+760)
10K → 15K
20:30 | 6:36/mi
20K· 12.43 mi
1:24:11
Rank: #4592 (+92)
15K → 20K
21:06 | 6:47/mi
Half· 13.11 mi
1:28:45
Rank: #4559 (+33)
20K → Half
4:34 | 6:42/mi
25K· 15.53 mi
1:44:55
Rank: #4262 (+297)
Half → 25K
16:10 | 6:40/mi
30K· 18.64 mi
2:06:32
Rank: #4197 (+65)
25K → 30K
21:37 | 6:57/mi
20M
2:16:06
Rank: #4204 (-7)
30K → 20M
9:34 | 7:02/mi
21M
2:23:14
Rank: #4062 (+142)
20M → 21M
7:08 | 7:08/mi
35K· 21.75 mi
2:28:18
Rank: #4043 (+19)
21M → 35K
5:04 | 6:46/mi
23M
2:36:59
Rank: #3976 (+67)
35K → 23M
8:41 | 6:56/mi
24M
2:43:43
Rank: #3933 (+43)
23M → 24M
6:44 | 6:44/mi
40K· 24.85 mi
2:49:46
Rank: #3954 (-21)
24M → 40K
6:03 | 7:05/mi
25.2M
2:52:36
Rank: #4025 (-71)
40K → 25.2M
2:50 | 8:13/mi
Finish· 26.22 mi
3:00:19
Rank: #4264 (-239)
25.2M → Finish
7:43 | 7:34/mi

The Course

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Half Splits

1st Half· via HalfFaster
Distance13.11 mi
Time1:28:45
Pace6:46 /mi
2nd Half
Distance13.11 mi
Time1:31:34
Pace6:59 /mi
📊Positive Split: 3.2% slower second half

Checkpoint Splits

CheckpointDistanceTime of DayTimeAvg PaceSegment TimeSegment PaceDiff
5K
3.11 mi10:22:5021:356:5721:35
6:57
-
10K
6.21 mi10:43:5042:356:5121:00
6:46
-0:11
15K
9.32 mi11:04:201:03:056:4620:30
6:36
-0:10
20K
12.43 mi11:25:261:24:116:4621:06
6:47
+0:11
Half
13.11 mi11:30:001:28:456:464:34
6:42
-0:05
25K
15.53 mi11:46:101:44:556:4516:10
6:40
-0:02
30K
18.64 mi12:07:472:06:326:4721:37
6:57
+0:17
20M
20.00 mi12:17:212:16:066:489:34
7:02
+0:05
21M
21.00 mi12:24:292:23:146:497:08
7:08
+0:06
35K
21.75 mi12:29:332:28:186:495:04
6:46
-0:22
23M
23.00 mi12:38:142:36:596:508:41
6:56
+0:10
24M
24.00 mi12:44:582:43:436:496:44
6:44
-0:12
40K
24.85 mi12:51:012:49:466:506:03
7:05
+0:21
25.2M
25.20 mi12:53:512:52:366:512:50
8:13
+1:08
Finish
26.22 mi13:01:343:00:196:537:43
7:34
-0:39

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

6:36 /mi

Average Pace

6:53 /mi

Slowest Pace

8:13 /mi

Loading chart...
Fastest
Middle
Slowest
Average

📊Segments

Segment Time Comparison

Time at Faster Pace

41:14

23% of race

Time at Steady Pace

2:08:32

71% of race

Time at Slower Pace

10:33

6% of race

Average Pace: 6:53 /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 mi10:22:5021:356:5721:35
6:57
#5906
10K
6.21 mi10:43:5042:356:5121:00
6:46
#5444
15K
9.32 mi11:04:201:03:056:4620:30
6:36
#4684
20K
12.43 mi11:25:261:24:116:4621:06
6:47
#4592
Half
13.11 mi11:30:001:28:456:464:34
6:42
#4559
25K
15.53 mi11:46:101:44:556:4516:10
6:40
#4262
30K
18.64 mi12:07:472:06:326:4721:37
6:57
#4197
20M
20.00 mi12:17:212:16:066:489:34
7:02
#4204
21M
21.00 mi12:24:292:23:146:497:08
7:08
#4062
35K
21.75 mi12:29:332:28:186:495:04
6:46
#4043
23M
23.00 mi12:38:142:36:596:508:41
6:56
#3976
24M
24.00 mi12:44:582:43:436:496:44
6:44
#3933
40K
24.85 mi12:51:012:49:466:506:03
7:05
#3954
25.2M
25.20 mi12:53:512:52:366:512:50
8:13
#4025
Finish
26.22 mi13:01:343:00:196:537:43
7:34
#4264
Faster pace
Steady pace
Slower pace

Checkpoint and Segment Rankings

CheckpointDistanceSeg. DistOverallMalesM18-39Seg. OverallSeg. MalesSeg. M18-39
5K3.11 mi3.11 mi5906541154113288(Top 12%)3123(Top 21%)3123(Top 59%)
10K6.21 mi3.10 mi5444+4625026+3855026+3854893(Top 18%)4538(Top 30%)4538(Top 86%)
15K9.32 mi3.11 mi4684+7604365+6614365+6613288(Top 12%)3123(Top 21%)3123(Top 59%)
20K12.43 mi3.11 mi4592+924284+814284+814366(Top 16%)4076(Top 27%)4076(Top 77%)
Half13.11 mi0.68 mi4559+334254+304254+304281(Top 16%)4005(Top 26%)4005(Top 76%)
25K15.53 mi2.42 mi4262+2973996+2583996+2583143(Top 12%)2998(Top 20%)2998(Top 57%)
30K18.64 mi3.11 mi4197+653940+563940+564068(Top 15%)3798(Top 25%)3798(Top 72%)
20M20.00 mi1.36 mi4204-73944-43944-44266(Top 16%)3937(Top 26%)3937(Top 74%)
21M21.00 mi1.00 mi4062+1423809+1353809+1352789(Top 10%)2623(Top 17%)2623(Top 50%)
35K21.75 mi0.75 mi4043+193794+153794+154018(Top 15%)3693(Top 24%)3693(Top 70%)
23M23.00 mi1.25 mi3976+673730+643730+643450(Top 13%)3198(Top 21%)3198(Top 61%)
24M24.00 mi1.00 mi3933+433687+433687+433304(Top 12%)3059(Top 20%)3059(Top 58%)
40K24.85 mi0.85 mi3954-213701-143701-144229(Top 16%)3764(Top 25%)3764(Top 71%)
25.2M25.20 mi0.35 mi4025-713766-653766-657673(Top 29%)5949(Top 39%)5949(Top 113%)
Finish26.22 mi1.02 mi4264-2393980-2143980-2149031(Top 34%)6748(Top 44%)6748(Top 128%)

Segment Performance Analysis

10K→15K

0.0 - 3.1 mi

Top 12%
×21stories
+97ft-345ft

Overall

3288

Males

3123

M18-39

3123

5K→10K

3.1 - 6.2 mi

Top 18%
×5stories
+79ft-138ft

Overall

4893

Males

4538

M18-39

4538

10K→15K

6.2 - 9.3 mi

Top 12%
×3stories
+67ft-78ft

Overall

3288

Males

3123

M18-39

3123

15K→20K

9.3 - 12.4 mi

Top 16%
×5stories
+106ft-86ft

Overall

4366

Males

4076

M18-39

4076

20K→Half

12.4 - 13.1 mi

Top 16%
×2stories
+19ft-37ft

Overall

4281

Males

4005

M18-39

4005

Half→25K

13.1 - 15.5 mi

Top 12%
×4stories
+66ft-88ft

Overall

3143

Males

2998

M18-39

2998

25K→30K

15.5 - 18.6 mi

Top 15%
×9stories
+181ft-148ft

Overall

4068

Males

3798

M18-39

3798

30K→20M

18.6 - 20.0 mi

Top 16%
×5stories
+64ft-50ft

Overall

4266

Males

3937

M18-39

3937

20M→21M

20.0 - 21.0 mi

Top 10%
×8stories
+106ft-24ft

Overall

2789

Males

2623

M18-39

2623

21M→35K

21.0 - 21.8 mi

Top 15%
×7stories
+17ft-86ft

Overall

4018

Males

3693

M18-39

3693

35K→23M

21.8 - 23.0 mi

Top 13%
×5stories
+23ft-63ft

Overall

3450

Males

3198

M18-39

3198

23M→24M

23.0 - 24.0 mi

Top 12%
×6stories
+12ft-82ft

Overall

3304

Males

3059

M18-39

3059

24M→40K

24.0 - 24.9 mi

Top 16%
×1story
+6ft-20ft

Overall

4229

Males

3764

M18-39

3764

40K→25.2M

24.9 - 25.2 mi

Top 29%
×1story
+13ft-16ft

Overall

7673

Males

5949

M18-39

5949

25.2M→Finish

25.2 - 26.2 mi

Top 34%
×2stories
+22ft-21ft

Overall

9031

Males

6748

M18-39

6748

Passing Analysis

Category:
Athletes Passed
2393
Passed By
751
Net Change
+1642
SegmentAthletes PassedPassed ByNet ChangeStart RankEnd Rank
Start → 5K----#5906
5K → 10K51654+462#5906#5444
10K → 15K7600+760#5444#4684
15K → 20K14755+92#4684#4592
20K → Half4310+33#4592#4559
Half → 25K3025+297#4559#4262
25K → 30K14378+65#4262#4197
30K → 20M6370-7#4197#4204
20M → 21M15412+142#4204#4062
21M → 35K3920+19#4062#4043
35K → 23M9326+67#4043#3976
23M → 24M7633+43#3976#3933
24M → 40K3758-21#3933#3954
40K → 25.2M1384-71#3954#4025
25.2M → Finish7246-239#4025#4264
TOTALS2393751+1642
📊

Passing Visuals

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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Public Race Data

Boston Athletic Association

Boston Athletic Association

Mika Timing

Mika Timing