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BOSTON MARATHON 2023

Adson Ribas Souza

Bib: 5038•M

0:00
0:00
/ mi
Masters
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Overall
#0 / 26622
Top 27%
Gender (Male)
#0 / 15176
Top 41%
Masters (Masters Men)
#0 / 9891
Top 28%
Division (M40-44)
#0 / 2241
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
6:47/mi
21:06
↑ 97↓ 3451.5%
10K· 6.21 mi
6:36/mi
41:35
↑ 79↓ 1380.4%
15K· 9.32 mi
6:41/mi
1:02:22
↑ 67↓ 78
20K· 12.43 mi
7:02/mi
1:24:14
↑ 106↓ 860.1%
Half· 13.11 mi
7:01/mi
1:29:01
↑ 19↓ 370.5%
25K· 15.53 mi
7:29/mi
1:47:10
↑ 66↓ 880.2%
30K· 18.64 mi
8:21/mi
2:13:08
↑ 181↓ 1480.2%
20M
7:52/mi
2:23:49
↑ 64↓ 500.2%
21M
8:30/mi
2:32:19
↑ 106↓ 241.6%
35K· 21.75 mi
7:32/mi
2:37:57
↑ 17↓ 861.7%
23M
8:02/mi
2:48:01
↑ 23↓ 630.6%
24M
7:50/mi
2:55:51
↓ 821.3%
40K· 24.85 mi
7:48/mi
3:02:31
↓ 200.3%
25.2M
8:36/mi
3:05:29
↑ 13↓ 160.2%
Finish· 26.22 mi
7:49/mi
3:13:27
↑ 22↓ 21

The Course

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Half Splits

1st Half· via HalfFaster
Distance13.11 mi
Time1:29:01
Pace6:47 /mi
2nd Half
Distance13.11 mi
Time1:44:26
Pace7:58 /mi
📊Positive Split: 17.3% slower second half

Checkpoint Splits

CheckpointDistanceTime of DayTimeAvg PaceSegment TimeSegment PaceDiff
5K
3.11 mi10:23:5721:066:4721:06
6:47
-
10K
6.21 mi10:44:2641:356:4220:29
6:36
-0:11
15K
9.32 mi11:05:131:02:226:4120:47
6:41
+0:05
20K
12.43 mi11:27:051:24:146:4721:52
7:02
+0:21
Half
13.11 mi11:31:521:29:016:474:47
7:01
-0:01
25K
15.53 mi11:50:011:47:106:5418:09
7:29
+0:28
30K
18.64 mi12:15:592:13:087:0925:58
8:21
+0:52
20M
20.00 mi12:26:402:23:497:1110:41
7:52
-0:29
21M
21.00 mi12:35:102:32:197:158:30
8:30
+0:38
35K
21.75 mi12:40:482:37:577:165:38
7:32
-0:58
23M
23.00 mi12:50:522:48:017:1810:04
8:02
+0:30
24M
24.00 mi12:58:422:55:517:207:50
7:50
-0:12
40K
24.85 mi13:05:223:02:317:216:40
7:48
-0:02
25.2M
25.20 mi13:08:203:05:297:222:58
8:36
+0:48
Finish
26.22 mi13:16:183:13:277:237:58
7:49
-0:47

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

7:23 /mi

Slowest Pace

8:36 /mi

Loading chart...
Fastest
Middle
Slowest
Average

📊Segments

Segment Time Comparison

Time at Faster Pace

1:47:10

55% of race

Time at Steady Pace

48:51

25% of race

Time at Slower Pace

37:26

19% of race

Average Pace: 7:23 /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 mi10:23:5721:066:4721:06
6:47
#4616
10K
6.21 mi10:44:2641:356:4220:29
6:36
#3903
15K
9.32 mi11:05:131:02:226:4120:47
6:41
#3939
20K
12.43 mi11:27:051:24:146:4721:52
7:02
#4629
Half
13.11 mi11:31:521:29:016:474:47
7:01
#4765
25K
15.53 mi11:50:011:47:106:5418:09
7:29
#5579
30K
18.64 mi12:15:592:13:087:0925:58
8:21
#6630
20M
20.00 mi12:26:402:23:497:1110:41
7:52
#6774
21M
21.00 mi12:35:102:32:197:158:30
8:30
#6894
35K
21.75 mi12:40:482:37:577:165:38
7:32
#6915
23M
23.00 mi12:50:522:48:017:1810:04
8:02
#7034
24M
24.00 mi12:58:422:55:517:207:50
7:50
#7131
40K
24.85 mi13:05:223:02:317:216:40
7:48
#7142
25.2M
25.20 mi13:08:203:05:297:222:58
8:36
#7182
Finish
26.22 mi13:16:183:13:277:237:58
7:49
#7281
Faster pace
Steady pace
Slower pace

Checkpoint and Segment Rankings

CheckpointDistanceSeg. DistOverallMalesM40-44Seg. OverallSeg. MalesSeg. M40-44
5K3.11 mi3.11 mi4616430443044045(Top 15%)3801(Top 25%)3801(Top 170%)
10K6.21 mi3.10 mi3903+7133675+6293675+6293461(Top 13%)3284(Top 22%)3284(Top 147%)
15K9.32 mi3.11 mi3939-363709-343709-344045(Top 15%)3801(Top 25%)3801(Top 170%)
20K12.43 mi3.11 mi4629-6904318-6094318-6096220(Top 23%)5641(Top 37%)5641(Top 252%)
Half13.11 mi0.68 mi4765-1364440-1224440-1226606(Top 25%)5946(Top 39%)5946(Top 265%)
25K15.53 mi2.42 mi5579-8145141-7015141-7018650(Top 32%)7228(Top 48%)7228(Top 323%)
30K18.64 mi3.11 mi6630-10515938-7975938-79713384(Top 50%)9396(Top 62%)9396(Top 419%)
20M20.00 mi1.36 mi6774-1446034-966034-969279(Top 35%)7339(Top 48%)7339(Top 327%)
21M21.00 mi1.00 mi6894-1206119-856119-8510456(Top 39%)7825(Top 52%)7825(Top 349%)
35K21.75 mi0.75 mi6915-216121-26121-28682(Top 33%)6899(Top 45%)6899(Top 308%)
23M23.00 mi1.25 mi7034-1196174-536174-5310003(Top 38%)7472(Top 49%)7472(Top 333%)
24M24.00 mi1.00 mi7131-976226-526226-529999(Top 38%)7380(Top 49%)7380(Top 329%)
40K24.85 mi0.85 mi7142-116217+96217+98621(Top 32%)6605(Top 44%)6605(Top 295%)
25.2M25.20 mi0.35 mi7182-406233-166233-1610079(Top 38%)7313(Top 48%)7313(Top 326%)
Finish26.22 mi1.02 mi7281-996265-326265-3210761(Top 40%)7672(Top 51%)7672(Top 342%)

Segment Performance Analysis

10K→15K

0.0 - 3.1 mi

Top 15%
×21story building
+97ft-345ft

Overall

4045

Males

3801

M40-44

3801

5K→10K

3.1 - 6.2 mi

Top 13%
×5story building
+79ft-138ft

Overall

3461

Males

3284

M40-44

3284

10K→15K

6.2 - 9.3 mi

Top 15%
×3story building
+67ft-78ft

Overall

4045

Males

3801

M40-44

3801

15K→20K

9.3 - 12.4 mi

Top 23%
×5story building
+106ft-86ft

Overall

6220

Males

5641

M40-44

5641

20K→Half

12.4 - 13.1 mi

Top 25%
×2story building
+19ft-37ft

Overall

6606

Males

5946

M40-44

5946

Half→25K

13.1 - 15.5 mi

Top 32%
×4story building
+66ft-88ft

Overall

8650

Males

7228

M40-44

7228

25K→30K

15.5 - 18.6 mi

Top 50%
×9story building
+181ft-148ft

Overall

13384

Males

9396

M40-44

9396

30K→20M

18.6 - 20.0 mi

Top 35%
×5story building
+64ft-50ft

Overall

9279

Males

7339

M40-44

7339

20M→21M

20.0 - 21.0 mi

Top 39%
×8story building
+106ft-24ft

Overall

10456

Males

7825

M40-44

7825

21M→35K

21.0 - 21.8 mi

Top 33%
×7story building
+17ft-86ft

Overall

8682

Males

6899

M40-44

6899

35K→23M

21.8 - 23.0 mi

Top 38%
×5story building
+23ft-63ft

Overall

10003

Males

7472

M40-44

7472

23M→24M

23.0 - 24.0 mi

Top 38%
×6story building
+12ft-82ft

Overall

9999

Males

7380

M40-44

7380

24M→40K

24.0 - 24.9 mi

Top 32%
×1story
+6ft-20ft

Overall

8621

Males

6605

M40-44

6605

40K→25.2M

24.9 - 25.2 mi

Top 38%
×1story
+13ft-16ft

Overall

10079

Males

7313

M40-44

7313

25.2M→Finish

25.2 - 26.2 mi

Top 40%
×2story building
+22ft-21ft

Overall

10761

Males

7672

M40-44

7672

Passing Analysis

Category:
Athletes Passed
1152
Passed By
3817
Net Change
-2665
SegmentAthletes PassedPassed ByNet ChangeStart RankEnd Rank
Start → 5K----#4616
5K → 10K74330+713#4616#3903
10K → 15K109145-36#3903#3939
15K → 20K10700-690#3939#4629
20K → Half5141-136#4629#4765
Half → 25K9823-814#4765#5579
25K → 30K131064-1051#5579#6630
30K → 20M26170-144#6630#6774
20M → 21M27147-120#6774#6894
21M → 35K3455-21#6894#6915
35K → 23M46165-119#6915#7034
23M → 24M30127-97#7034#7131
24M → 40K4960-11#7131#7142
40K → 25.2M1454-40#7142#7182
25.2M → Finish37136-99#7182#7281
TOTALS11523817-2665
📊

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