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BOSTON MARATHON 2023

Dimitri Barros

Bib: 6025•M

0:00
0:00
/ mi
Masters
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Overall
#0 / 26622
Top 26%
Gender (Male)
#0 / 15176
Top 39%
Masters (Masters Men)
#0 / 9891
Top 26%
Division (M40-44)
#0 / 2241
Race Day Weather
49°/39°F
light intensity drizzle

⏱️ Race Timeline

Start
0:00:00
Race begins
5K· 3.11 mi
21:31
Rank: #5764
Start → 5K
21:31 | 6:56/mi
10K· 6.21 mi
42:38
Rank: #5507 (+257)
5K → 10K
21:07 | 6:48/mi
15K· 9.32 mi
1:03:48
Rank: #5423 (+84)
10K → 15K
21:10 | 6:49/mi
20K· 12.43 mi
1:24:58
Rank: #5210 (+213)
15K → 20K
21:10 | 6:49/mi
Half· 13.11 mi
1:29:36
Rank: #5211 (-1)
20K → Half
4:38 | 6:47/mi
25K· 15.53 mi
1:46:29
Rank: #5236 (-25)
Half → 25K
16:53 | 6:58/mi
30K· 18.64 mi
2:09:12
Rank: #5420 (-184)
25K → 30K
22:43 | 7:19/mi
20M
2:19:10
Rank: #5414 (+6)
30K → 20M
9:58 | 7:20/mi
21M
2:27:06
Rank: #5446 (-32)
20M → 21M
7:56 | 7:56/mi
35K· 21.75 mi
2:33:09
Rank: #5640 (-194)
21M → 35K
6:03 | 8:05/mi
23M
2:43:07
Rank: #5773 (-133)
35K → 23M
9:58 | 7:58/mi
24M
2:51:29
Rank: #5998 (-225)
23M → 24M
8:22 | 8:22/mi
40K· 24.85 mi
2:59:52
Rank: #6451 (-453)
24M → 40K
8:23 | 9:48/mi
25.2M
3:02:56
Rank: #6502 (-51)
40K → 25.2M
3:04 | 8:54/mi
Finish· 26.22 mi
3:11:34
Rank: #6789 (-287)
25.2M → Finish
8:38 | 8:28/mi

The Course

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Half Splits

1st Half· via HalfFaster
Distance13.11 mi
Time1:29:36
Pace6:50 /mi
2nd Half
Distance13.11 mi
Time1:41:58
Pace7:47 /mi
📊Positive Split: 13.8% slower second half

Checkpoint Splits

CheckpointDistanceTime of DayTimeAvg PaceSegment TimeSegment PaceDiff
5K
3.11 mi10:24:4621:316:5621:31
6:56
-
10K
6.21 mi10:45:5342:386:5221:07
6:48
-0:08
15K
9.32 mi11:07:031:03:486:5121:10
6:49
+0:01
20K
12.43 mi11:28:131:24:586:5021:10
6:49
0:00
Half
13.11 mi11:32:511:29:366:504:38
6:47
-0:02
25K
15.53 mi11:49:441:46:296:5116:53
6:58
+0:11
30K
18.64 mi12:12:272:09:126:5622:43
7:19
+0:21
20M
20.00 mi12:22:252:19:106:579:58
7:20
+0:01
21M
21.00 mi12:30:212:27:067:007:56
7:56
+0:36
35K
21.75 mi12:36:242:33:097:036:03
8:05
+0:09
23M
23.00 mi12:46:222:43:077:069:58
7:58
-0:07
24M
24.00 mi12:54:442:51:297:098:22
8:22
+0:24
40K
24.85 mi13:03:072:59:527:148:23
9:48
+1:26
25.2M
25.20 mi13:06:113:02:567:163:04
8:54
-0:54
Finish
26.22 mi13:14:493:11:347:198:38
8:28
-0:26

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

6:47 /mi

Average Pace

7:19 /mi

Slowest Pace

9:48 /mi

Loading chart...
Fastest
Middle
Slowest
Average

📊Segments

Segment Time Comparison

Time at Faster Pace

1:08:05

36% of race

Time at Steady Pace

1:11:05

37% of race

Time at Slower Pace

52:24

27% of race

Average Pace: 7:18 /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 mi10:24:4621:316:5621:31
6:56
#5764
10K
6.21 mi10:45:5342:386:5221:07
6:48
#5507
15K
9.32 mi11:07:031:03:486:5121:10
6:49
#5423
20K
12.43 mi11:28:131:24:586:5021:10
6:49
#5210
Half
13.11 mi11:32:511:29:366:504:38
6:47
#5211
25K
15.53 mi11:49:441:46:296:5116:53
6:58
#5236
30K
18.64 mi12:12:272:09:126:5622:43
7:19
#5420
20M
20.00 mi12:22:252:19:106:579:58
7:20
#5414
21M
21.00 mi12:30:212:27:067:007:56
7:56
#5446
35K
21.75 mi12:36:242:33:097:036:03
8:05
#5640
23M
23.00 mi12:46:222:43:077:069:58
7:58
#5773
24M
24.00 mi12:54:442:51:297:098:22
8:22
#5998
40K
24.85 mi13:03:072:59:527:148:23
9:48
#6451
25.2M
25.20 mi13:06:113:02:567:163:04
8:54
#6502
Finish
26.22 mi13:14:493:11:347:198:38
8:28
#6789
Faster pace
Steady pace
Slower pace

Checkpoint and Segment Rankings

CheckpointDistanceSeg. DistOverallMalesM40-44Seg. OverallSeg. MalesSeg. M40-44
5K3.11 mi3.11 mi5764529352935259(Top 20%)4863(Top 32%)4863(Top 217%)
10K6.21 mi3.10 mi5507+2575081+2125081+2125280(Top 20%)4882(Top 32%)4882(Top 218%)
15K9.32 mi3.11 mi5423+845010+715010+715259(Top 20%)4863(Top 32%)4863(Top 217%)
20K12.43 mi3.11 mi5210+2134830+1804830+1804568(Top 17%)4257(Top 28%)4257(Top 190%)
Half13.11 mi0.68 mi5211-14832-24832-25245(Top 20%)4855(Top 32%)4855(Top 217%)
25K15.53 mi2.42 mi5236-254854-224854-225376(Top 20%)4956(Top 33%)4956(Top 221%)
30K18.64 mi3.11 mi5420-1845002-1485002-1486097(Top 23%)5438(Top 36%)5438(Top 243%)
20M20.00 mi1.36 mi5414+64989+134989+135839(Top 22%)5177(Top 34%)5177(Top 231%)
21M21.00 mi1.00 mi5446-325004-155004-156911(Top 26%)5807(Top 38%)5807(Top 259%)
35K21.75 mi0.75 mi5640-1945168-1645168-16412659(Top 48%)8823(Top 58%)8823(Top 394%)
23M23.00 mi1.25 mi5773-1335244-765244-769447(Top 35%)7193(Top 47%)7193(Top 321%)
24M24.00 mi1.00 mi5998-2255405-1615405-16113594(Top 51%)9118(Top 60%)9118(Top 407%)
40K24.85 mi0.85 mi6451-4535735-3305735-33019385(Top 73%)11653(Top 77%)11653(Top 520%)
25.2M25.20 mi0.35 mi6502-515761-265761-2611775(Top 44%)8118(Top 53%)8118(Top 362%)
Finish26.22 mi1.02 mi6789-2875948-1875948-18715192(Top 57%)9798(Top 65%)9798(Top 437%)

Segment Performance Analysis

10K→15K

0.0 - 3.1 mi

Top 20%
×21stories
+97ft-345ft

Overall

5259

Males

4863

M40-44

4863

5K→10K

3.1 - 6.2 mi

Top 20%
×5stories
+79ft-138ft

Overall

5280

Males

4882

M40-44

4882

10K→15K

6.2 - 9.3 mi

Top 20%
×3stories
+67ft-78ft

Overall

5259

Males

4863

M40-44

4863

15K→20K

9.3 - 12.4 mi

Top 17%
×5stories
+106ft-86ft

Overall

4568

Males

4257

M40-44

4257

20K→Half

12.4 - 13.1 mi

Top 20%
×2stories
+19ft-37ft

Overall

5245

Males

4855

M40-44

4855

Half→25K

13.1 - 15.5 mi

Top 20%
×4stories
+66ft-88ft

Overall

5376

Males

4956

M40-44

4956

25K→30K

15.5 - 18.6 mi

Top 23%
×9stories
+181ft-148ft

Overall

6097

Males

5438

M40-44

5438

30K→20M

18.6 - 20.0 mi

Top 22%
×5stories
+64ft-50ft

Overall

5839

Males

5177

M40-44

5177

20M→21M

20.0 - 21.0 mi

Top 26%
×8stories
+106ft-24ft

Overall

6911

Males

5807

M40-44

5807

21M→35K

21.0 - 21.8 mi

Top 48%
×7stories
+17ft-86ft

Overall

12659

Males

8823

M40-44

8823

35K→23M

21.8 - 23.0 mi

Top 35%
×5stories
+23ft-63ft

Overall

9447

Males

7193

M40-44

7193

23M→24M

23.0 - 24.0 mi

Top 51%
×6stories
+12ft-82ft

Overall

13594

Males

9118

M40-44

9118

24M→40K

24.0 - 24.9 mi

Top 73%
×1story
+6ft-20ft

Overall

19385

Males

11653

M40-44

11653

40K→25.2M

24.9 - 25.2 mi

Top 44%
×1story
+13ft-16ft

Overall

11775

Males

8118

M40-44

8118

25.2M→Finish

25.2 - 26.2 mi

Top 57%
×2stories
+22ft-21ft

Overall

15192

Males

9798

M40-44

9798

Passing Analysis

Category:
Athletes Passed
1139
Passed By
2164
Net Change
-1025
SegmentAthletes PassedPassed ByNet ChangeStart RankEnd Rank
Start → 5K----#5764
5K → 10K35093+257#5764#5507
10K → 15K16278+84#5507#5423
15K → 20K23522+213#5423#5210
20K → Half2122-1#5210#5211
Half → 25K88113-25#5211#5236
25K → 30K87271-184#5236#5420
30K → 20M5852+6#5420#5414
20M → 21M4981-32#5414#5446
21M → 35K6200-194#5446#5640
35K → 23M40173-133#5640#5773
23M → 24M15240-225#5773#5998
24M → 40K4457-453#5998#6451
40K → 25.2M1566-51#6451#6502
25.2M → Finish9296-287#6502#6789
TOTALS11392164-1025
📊

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