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BOSTON MARATHON 2023

Elson Junior Silva

Bib: 29606•M

MA

0:00
0:00
/ mi
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Overall
#0 / 26622
Gender (Male)
#0 / 15176
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
22:38
Rank: #8027
Start → 5K
22:38 | 7:17/mi
10K· 6.21 mi
44:06
Rank: #7089 (+938)
5K → 10K
21:28 | 6:55/mi
15K· 9.32 mi
1:07:00
Rank: #7675 (-586)
10K → 15K
22:54 | 7:22/mi
20K· 12.43 mi
1:30:28
Rank: #8109 (-434)
15K → 20K
23:28 | 7:33/mi
Half· 13.11 mi
1:35:40
Rank: #8234 (-125)
20K → Half
5:12 | 7:37/mi
25K· 15.53 mi
1:55:01
Rank: #8867 (-633)
Half → 25K
19:21 | 7:59/mi
30K· 18.64 mi
2:23:34
Rank: #10791 (-1924)
25K → 30K
28:33 | 9:11/mi
20M
2:37:19
Rank: #11930 (-1139)
30K → 20M
13:45 | 10:07/mi
21M
2:49:52
Rank: #13361 (-1431)
20M → 21M
12:33 | 12:33/mi
35K· 21.75 mi
2:57:03
Rank: #13724 (-363)
21M → 35K
7:11 | 9:36/mi
23M
3:09:32
Rank: #14255 (-531)
35K → 23M
12:29 | 9:58/mi
24M
3:19:34
Rank: #14684 (-429)
23M → 24M
10:02 | 10:02/mi
40K· 24.85 mi
3:28:21
Rank: #14991 (-307)
24M → 40K
8:47 | 10:16/mi
25.2M
3:32:09
Rank: #15117 (-126)
40K → 25.2M
3:48 | 11:01/mi
Finish· 26.22 mi
3:42:19
Rank: #15520 (-403)
25.2M → Finish
10:10 | 9:59/mi

The Course

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Half Splits

1st Half· via HalfFaster
Distance13.11 mi
Time1:35:40
Pace7:18 /mi
2nd Half
Distance13.11 mi
Time2:06:39
Pace9:40 /mi
📊Positive Split: 32.4% slower second half

Checkpoint Splits

CheckpointDistanceTime of DayTimeAvg PaceSegment TimeSegment PaceDiff
5K
3.11 mi11:40:5322:387:1722:38
7:17
-
10K
6.21 mi12:02:2144:067:0621:28
6:55
-0:22
15K
9.32 mi12:25:151:07:007:1122:54
7:22
+0:27
20K
12.43 mi12:48:431:30:287:1723:28
7:33
+0:11
Half
13.11 mi12:53:551:35:407:185:12
7:37
+0:04
25K
15.53 mi13:13:161:55:017:2419:21
7:59
+0:22
30K
18.64 mi13:41:492:23:347:4228:33
9:11
+1:12
20M
20.00 mi13:55:342:37:197:5213:45
10:07
+0:56
21M
21.00 mi14:08:072:49:528:0512:33
12:33
+2:26
35K
21.75 mi14:15:182:57:038:087:11
9:36
-2:57
23M
23.00 mi14:27:473:09:328:1412:29
9:58
+0:22
24M
24.00 mi14:37:493:19:348:1910:02
10:02
+0:04
40K
24.85 mi14:46:363:28:218:238:47
10:16
+0:14
25.2M
25.20 mi14:50:243:32:098:253:48
11:01
+0:45
Finish
26.22 mi15:00:343:42:198:2910:10
9:59
-1:02

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

6:55 /mi

Average Pace

8:29 /mi

Slowest Pace

12:33 /mi

Loading chart...
Fastest
Middle
Slowest
Average

📊Segments

Segment Time Comparison

Time at Faster Pace

1:55:01

52% of race

Time at Steady Pace

1:30:57

41% of race

Time at Slower Pace

16:21

7% of race

Average Pace: 8:29 /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 mi11:40:5322:387:1722:38
7:17
#8027
10K
6.21 mi12:02:2144:067:0621:28
6:55
#7089
15K
9.32 mi12:25:151:07:007:1122:54
7:22
#7675
20K
12.43 mi12:48:431:30:287:1723:28
7:33
#8109
Half
13.11 mi12:53:551:35:407:185:12
7:37
#8234
25K
15.53 mi13:13:161:55:017:2419:21
7:59
#8867
30K
18.64 mi13:41:492:23:347:4228:33
9:11
#10791
20M
20.00 mi13:55:342:37:197:5213:45
10:07
#11930
21M
21.00 mi14:08:072:49:528:0512:33
12:33
#13361
35K
21.75 mi14:15:182:57:038:087:11
9:36
#13724
23M
23.00 mi14:27:473:09:328:1412:29
9:58
#14255
24M
24.00 mi14:37:493:19:348:1910:02
10:02
#14684
40K
24.85 mi14:46:363:28:218:238:47
10:16
#14991
25.2M
25.20 mi14:50:243:32:098:253:48
11:01
#15117
Finish
26.22 mi15:00:343:42:198:2910:10
9:59
#15520
Faster pace
Steady pace
Slower pace

Checkpoint and Segment Rankings

CheckpointDistanceSeg. DistOverallMalesM18-39Seg. OverallSeg. MalesSeg. M18-39
5K3.11 mi3.11 mi8027700070009108(Top 34%)7611(Top 50%)7611(Top 144%)
10K6.21 mi3.10 mi7089+9386324+6766324+6766217(Top 23%)5639(Top 37%)5639(Top 107%)
15K9.32 mi3.11 mi7675-5866745-4216745-4219108(Top 34%)7611(Top 50%)7611(Top 144%)
20K12.43 mi3.11 mi8109-4347014-2697014-2699727(Top 37%)7923(Top 52%)7923(Top 150%)
Half13.11 mi0.68 mi8234-1257089-757089-7511216(Top 42%)8748(Top 58%)8748(Top 166%)
25K15.53 mi2.42 mi8867-6337460-3717460-37112582(Top 47%)9165(Top 60%)9165(Top 173%)
30K18.64 mi3.11 mi10791-19248482-10228482-102218102(Top 68%)11370(Top 75%)11370(Top 215%)
20M20.00 mi1.36 mi11930-11398959-4778959-47720773(Top 78%)12461(Top 82%)12461(Top 236%)
21M21.00 mi1.00 mi13361-14319556-5979556-59723505(Top 88%)13666(Top 90%)13666(Top 259%)
35K21.75 mi0.75 mi13724-3639686-1309686-13020146(Top 76%)12100(Top 80%)12100(Top 229%)
23M23.00 mi1.25 mi14255-5319853-1679853-16719891(Top 75%)11967(Top 79%)11967(Top 226%)
24M24.00 mi1.00 mi14684-4299998-1459998-14520866(Top 78%)12368(Top 81%)12368(Top 234%)
40K24.85 mi0.85 mi14991-30710103-10510103-10520651(Top 78%)12208(Top 80%)12208(Top 231%)
25.2M25.20 mi0.35 mi15117-12610141-3810141-3820464(Top 77%)12131(Top 80%)12131(Top 230%)
Finish26.22 mi1.02 mi15520-40310281-14010281-14021682(Top 81%)12706(Top 84%)12706(Top 240%)

Segment Performance Analysis

10K→15K

0.0 - 3.1 mi

Top 34%
×21stories
+97ft-345ft

Overall

9108

Males

7611

M18-39

7611

5K→10K

3.1 - 6.2 mi

Top 23%
×5stories
+79ft-138ft

Overall

6217

Males

5639

M18-39

5639

10K→15K

6.2 - 9.3 mi

Top 34%
×3stories
+67ft-78ft

Overall

9108

Males

7611

M18-39

7611

15K→20K

9.3 - 12.4 mi

Top 37%
×5stories
+106ft-86ft

Overall

9727

Males

7923

M18-39

7923

20K→Half

12.4 - 13.1 mi

Top 42%
×2stories
+19ft-37ft

Overall

11216

Males

8748

M18-39

8748

Half→25K

13.1 - 15.5 mi

Top 47%
×4stories
+66ft-88ft

Overall

12582

Males

9165

M18-39

9165

25K→30K

15.5 - 18.6 mi

Top 68%
×9stories
+181ft-148ft

Overall

18102

Males

11370

M18-39

11370

30K→20M

18.6 - 20.0 mi

Top 78%
×5stories
+64ft-50ft

Overall

20773

Males

12461

M18-39

12461

20M→21M

20.0 - 21.0 mi

Top 88%
×8stories
+106ft-24ft

Overall

23505

Males

13666

M18-39

13666

21M→35K

21.0 - 21.8 mi

Top 76%
×7stories
+17ft-86ft

Overall

20146

Males

12100

M18-39

12100

35K→23M

21.8 - 23.0 mi

Top 75%
×5stories
+23ft-63ft

Overall

19891

Males

11967

M18-39

11967

23M→24M

23.0 - 24.0 mi

Top 78%
×6stories
+12ft-82ft

Overall

20866

Males

12368

M18-39

12368

24M→40K

24.0 - 24.9 mi

Top 78%
×1story
+6ft-20ft

Overall

20651

Males

12208

M18-39

12208

40K→25.2M

24.9 - 25.2 mi

Top 77%
×1story
+13ft-16ft

Overall

20464

Males

12131

M18-39

12131

25.2M→Finish

25.2 - 26.2 mi

Top 81%
×2stories
+22ft-21ft

Overall

21682

Males

12706

M18-39

12706

Passing Analysis

Category:
Athletes Passed
1105
Passed By
8596
Net Change
-7493
SegmentAthletes PassedPassed ByNet ChangeStart RankEnd Rank
Start → 5K----#8027
5K → 10K95113+938#8027#7089
10K → 15K18604-586#7089#7675
15K → 20K32466-434#7675#8109
20K → Half2127-125#8109#8234
Half → 25K14647-633#8234#8867
25K → 30K71929-1924#8867#10791
30K → 20M51144-1139#10791#11930
20M → 21M21433-1431#11930#13361
21M → 35K11374-363#13361#13724
35K → 23M12543-531#13724#14255
23M → 24M13442-429#14255#14684
24M → 40K17324-307#14684#14991
40K → 25.2M9135-126#14991#15117
25.2M → Finish12415-403#15117#15520
TOTALS11058596-7493
📊

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