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BOSTON MARATHON 2023

Daniel Martinez Lopera

Bib: 8300•M

0:00
0:00
/ mi
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Overall
#0 / 26622
Top 21%
Gender (Male)
#0 / 15176
Top 33%
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
20:55
Rank: #3963
Start → 5K
20:55 | 6:44/mi
10K· 6.21 mi
42:16
Rank: #4988 (-1025)
5K → 10K
21:21 | 6:52/mi
15K· 9.32 mi
1:02:52
Rank: #4464 (+524)
10K → 15K
20:36 | 6:38/mi
20K· 12.43 mi
1:23:47
Rank: #4274 (+190)
15K → 20K
20:55 | 6:44/mi
Half· 13.11 mi
1:28:10
Rank: #4142 (+132)
20K → Half
4:23 | 6:25/mi
25K· 15.53 mi
1:44:40
Rank: #4119 (+23)
Half → 25K
16:30 | 6:48/mi
30K· 18.64 mi
2:06:23
Rank: #4117 (+2)
25K → 30K
21:43 | 6:59/mi
20M
2:16:16
Rank: #4271 (-154)
30K → 20M
9:53 | 7:16/mi
21M
2:23:53
Rank: #4331 (-60)
20M → 21M
7:37 | 7:37/mi
35K· 21.75 mi
2:29:23
Rank: #4483 (-152)
21M → 35K
5:30 | 7:21/mi
23M
2:38:56
Rank: #4661 (-178)
35K → 23M
9:33 | 7:38/mi
24M
2:46:44
Rank: #4839 (-178)
23M → 24M
7:48 | 7:48/mi
40K· 24.85 mi
2:53:54
Rank: #5045 (-206)
24M → 40K
7:10 | 8:23/mi
25.2M
2:57:17
Rank: #5165 (-120)
40K → 25.2M
3:23 | 9:49/mi
Finish· 26.22 mi
3:06:32
Rank: #5593 (-428)
25.2M → Finish
9:15 | 9:05/mi

The Course

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Half Splits

1st Half· via HalfFaster
Distance13.11 mi
Time1:28:10
Pace6:44 /mi
2nd Half
Distance13.11 mi
Time1:38:22
Pace7:30 /mi
📊Positive Split: 11.6% slower second half

Checkpoint Splits

CheckpointDistanceTime of DayTimeAvg PaceSegment TimeSegment PaceDiff
5K
3.11 mi10:46:1120:556:4420:55
6:44
-
10K
6.21 mi11:07:3242:166:4821:21
6:52
+0:08
15K
9.32 mi11:28:081:02:526:4520:36
6:38
-0:14
20K
12.43 mi11:49:031:23:476:4520:55
6:44
+0:06
Half
13.11 mi11:53:261:28:106:444:23
6:25
-0:19
25K
15.53 mi12:09:561:44:406:4416:30
6:48
+0:23
30K
18.64 mi12:31:392:06:236:4721:43
6:59
+0:11
20M
20.00 mi12:41:322:16:166:499:53
7:16
+0:17
21M
21.00 mi12:49:092:23:536:517:37
7:37
+0:21
35K
21.75 mi12:54:392:29:236:525:30
7:21
-0:16
23M
23.00 mi13:04:122:38:566:559:33
7:38
+0:17
24M
24.00 mi13:12:002:46:446:577:48
7:48
+0:10
40K
24.85 mi13:19:102:53:547:007:10
8:23
+0:35
25.2M
25.20 mi13:22:332:57:177:023:23
9:49
+1:26
Finish
26.22 mi13:31:483:06:327:079:15
9:05
-0:44

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

6:25 /mi

Average Pace

7:07 /mi

Slowest Pace

9:49 /mi

Loading chart...
Fastest
Middle
Slowest
Average

📊Segments

Segment Time Comparison

Time at Faster Pace

1:06:49

36% of race

Time at Steady Pace

1:32:07

49% of race

Time at Slower Pace

27:36

15% of race

Average Pace: 7:07 /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 mi10:46:1120:556:4420:55
6:44
#3963
10K
6.21 mi11:07:3242:166:4821:21
6:52
#4988
15K
9.32 mi11:28:081:02:526:4520:36
6:38
#4464
20K
12.43 mi11:49:031:23:476:4520:55
6:44
#4274
Half
13.11 mi11:53:261:28:106:444:23
6:25
#4142
25K
15.53 mi12:09:561:44:406:4416:30
6:48
#4119
30K
18.64 mi12:31:392:06:236:4721:43
6:59
#4117
20M
20.00 mi12:41:322:16:166:499:53
7:16
#4271
21M
21.00 mi12:49:092:23:536:517:37
7:37
#4331
35K
21.75 mi12:54:392:29:236:525:30
7:21
#4483
23M
23.00 mi13:04:122:38:566:559:33
7:38
#4661
24M
24.00 mi13:12:002:46:446:577:48
7:48
#4839
40K
24.85 mi13:19:102:53:547:007:10
8:23
#5045
25.2M
25.20 mi13:22:332:57:177:023:23
9:49
#5165
Finish
26.22 mi13:31:483:06:327:079:15
9:05
#5593
Faster pace
Steady pace
Slower pace

Checkpoint and Segment Rankings

CheckpointDistanceSeg. DistOverallMalesM18-39Seg. OverallSeg. MalesSeg. M18-39
5K3.11 mi3.11 mi3963372037203556(Top 13%)3363(Top 22%)3363(Top 64%)
10K6.21 mi3.10 mi4988-10254627-9074627-9075923(Top 22%)5403(Top 36%)5403(Top 102%)
15K9.32 mi3.11 mi4464+5244174+4534174+4533556(Top 13%)3363(Top 22%)3363(Top 64%)
20K12.43 mi3.11 mi4274+1904007+1674007+1673835(Top 14%)3617(Top 24%)3617(Top 68%)
Half13.11 mi0.68 mi4142+1323887+1203887+1202407(Top 9%)2312(Top 15%)2312(Top 44%)
25K15.53 mi2.42 mi4119+233865+223865+224220(Top 16%)3951(Top 26%)3951(Top 75%)
30K18.64 mi3.11 mi4117+23870-53870-54293(Top 16%)3995(Top 26%)3995(Top 76%)
20M20.00 mi1.36 mi4271-1544003-1334003-1335484(Top 21%)4915(Top 32%)4915(Top 93%)
21M21.00 mi1.00 mi4331-604047-444047-445184(Top 19%)4609(Top 30%)4609(Top 87%)
35K21.75 mi0.75 mi4483-1524180-1334180-1337424(Top 28%)6128(Top 40%)6128(Top 116%)
23M23.00 mi1.25 mi4661-1784333-1534333-1537232(Top 27%)5959(Top 39%)5959(Top 113%)
24M24.00 mi1.00 mi4839-1784481-1484481-1489739(Top 37%)7245(Top 48%)7245(Top 137%)
40K24.85 mi0.85 mi5045-2064642-1614642-16112542(Top 47%)8550(Top 56%)8550(Top 162%)
25.2M25.20 mi0.35 mi5165-1204739-974739-9716478(Top 62%)10290(Top 68%)10290(Top 195%)
Finish26.22 mi1.02 mi5593-4285068-3295068-32918323(Top 69%)11216(Top 74%)11216(Top 212%)

Segment Performance Analysis

10K→15K

0.0 - 3.1 mi

Top 13%
×21stories
+97ft-345ft

Overall

3556

Males

3363

M18-39

3363

5K→10K

3.1 - 6.2 mi

Top 22%
×5stories
+79ft-138ft

Overall

5923

Males

5403

M18-39

5403

10K→15K

6.2 - 9.3 mi

Top 13%
×3stories
+67ft-78ft

Overall

3556

Males

3363

M18-39

3363

15K→20K

9.3 - 12.4 mi

Top 14%
×5stories
+106ft-86ft

Overall

3835

Males

3617

M18-39

3617

20K→Half

12.4 - 13.1 mi

Top 9%
×2stories
+19ft-37ft

Overall

2407

Males

2312

M18-39

2312

Half→25K

13.1 - 15.5 mi

Top 16%
×4stories
+66ft-88ft

Overall

4220

Males

3951

M18-39

3951

25K→30K

15.5 - 18.6 mi

Top 16%
×9stories
+181ft-148ft

Overall

4293

Males

3995

M18-39

3995

30K→20M

18.6 - 20.0 mi

Top 21%
×5stories
+64ft-50ft

Overall

5484

Males

4915

M18-39

4915

20M→21M

20.0 - 21.0 mi

Top 19%
×8stories
+106ft-24ft

Overall

5184

Males

4609

M18-39

4609

21M→35K

21.0 - 21.8 mi

Top 28%
×7stories
+17ft-86ft

Overall

7424

Males

6128

M18-39

6128

35K→23M

21.8 - 23.0 mi

Top 27%
×5stories
+23ft-63ft

Overall

7232

Males

5959

M18-39

5959

23M→24M

23.0 - 24.0 mi

Top 37%
×6stories
+12ft-82ft

Overall

9739

Males

7245

M18-39

7245

24M→40K

24.0 - 24.9 mi

Top 47%
×1story
+6ft-20ft

Overall

12542

Males

8550

M18-39

8550

40K→25.2M

24.9 - 25.2 mi

Top 62%
×1story
+13ft-16ft

Overall

16478

Males

10290

M18-39

10290

25.2M→Finish

25.2 - 26.2 mi

Top 69%
×2stories
+22ft-21ft

Overall

18323

Males

11216

M18-39

11216

Passing Analysis

Category:
Athletes Passed
1243
Passed By
2873
Net Change
-1630
SegmentAthletes PassedPassed ByNet ChangeStart RankEnd Rank
Start → 5K----#3963
5K → 10K151040-1025#3963#4988
10K → 15K5295+524#4988#4464
15K → 20K21323+190#4464#4274
20K → Half1320+132#4274#4142
Half → 25K8865+23#4142#4119
25K → 30K116114+2#4119#4117
30K → 20M28182-154#4117#4271
20M → 21M46106-60#4271#4331
21M → 35K19171-152#4331#4483
35K → 23M28206-178#4483#4661
23M → 24M13191-178#4661#4839
24M → 40K7213-206#4839#5045
40K → 25.2M3123-120#5045#5165
25.2M → Finish6434-428#5165#5593
TOTALS12432873-1630
📊

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