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BOSTON MARATHON 2023

Eduardo Silva

Bib: 9987•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 (M45-49)
#0 / 2252
Top 33%
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
7:02/mi
21:50
↑ 97↓ 3451.5%
10K· 6.21 mi
6:53/mi
43:14
↑ 79↓ 1380.4%
15K· 9.32 mi
6:48/mi
1:04:22
↑ 67↓ 78
20K· 12.43 mi
6:58/mi
1:26:02
↑ 106↓ 860.1%
Half· 13.11 mi
6:47/mi
1:30:40
↑ 19↓ 370.5%
25K· 15.53 mi
7:08/mi
1:47:57
↑ 66↓ 880.2%
30K· 18.64 mi
7:28/mi
2:11:08
↑ 181↓ 1480.2%
20M
7:29/mi
2:21:18
↑ 64↓ 500.2%
21M
9:12/mi
2:30:30
↑ 106↓ 241.6%
35K· 21.75 mi
7:05/mi
2:35:48
↑ 17↓ 861.7%
23M
7:33/mi
2:45:15
↑ 23↓ 630.6%
24M
7:39/mi
2:52:54
↓ 821.3%
40K· 24.85 mi
8:21/mi
3:00:02
↓ 200.3%
25.2M
9:11/mi
3:03:12
↑ 13↓ 160.2%
Finish· 26.22 mi
8:18/mi
3:11:39
↑ 22↓ 21

The Course

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Half Splits

1st Half· via HalfFaster
Distance13.11 mi
Time1:30:40
Pace6:55 /mi
2nd Half
Distance13.11 mi
Time1:40:59
Pace7:42 /mi
📊Positive Split: 11.4% slower second half

Checkpoint Splits

CheckpointDistanceTime of DayTimeAvg PaceSegment TimeSegment PaceDiff
5K
3.11 mi10:47:3021:507:0221:50
7:02
-
10K
6.21 mi11:08:5443:146:5721:24
6:53
-0:09
15K
9.32 mi11:30:021:04:226:5421:08
6:48
-0:05
20K
12.43 mi11:51:421:26:026:5521:40
6:58
+0:10
Half
13.11 mi11:56:201:30:406:554:38
6:47
-0:11
25K
15.53 mi12:13:371:47:576:5717:17
7:08
+0:21
30K
18.64 mi12:36:482:11:087:0223:11
7:28
+0:20
20M
20.00 mi12:46:582:21:187:0410:10
7:29
+0:01
21M
21.00 mi12:56:102:30:307:109:12
9:12
+1:43
35K
21.75 mi13:01:282:35:487:105:18
7:05
-2:07
23M
23.00 mi13:10:552:45:157:119:27
7:33
+0:28
24M
24.00 mi13:18:342:52:547:127:39
7:39
+0:06
40K
24.85 mi13:25:423:00:027:157:08
8:21
+0:42
25.2M
25.20 mi13:28:523:03:127:163:10
9:11
+0:50
Finish
26.22 mi13:37:193:11:397:198:27
8:18
-0:53

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

9:12 /mi

Loading chart...
Fastest
Middle
Slowest
Average

📊Segments

Segment Time Comparison

Time at Faster Pace

1:30:40

47% of race

Time at Steady Pace

1:13:02

38% of race

Time at Slower Pace

27:57

15% of race

Average Pace: 7:19 /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 mi10:47:3021:507:0221:50
7:02
#6419
10K
6.21 mi11:08:5443:146:5721:24
6:53
#6256
15K
9.32 mi11:30:021:04:226:5421:08
6:48
#5886
20K
12.43 mi11:51:421:26:026:5521:40
6:58
#5847
Half
13.11 mi11:56:201:30:406:554:38
6:47
#5817
25K
15.53 mi12:13:371:47:576:5717:17
7:08
#5905
30K
18.64 mi12:36:482:11:087:0223:11
7:28
#6025
20M
20.00 mi12:46:582:21:187:0410:10
7:29
#6031
21M
21.00 mi12:56:102:30:307:109:12
9:12
#6371
35K
21.75 mi13:01:282:35:487:105:18
7:05
#6333
23M
23.00 mi13:10:552:45:157:119:27
7:33
#6311
24M
24.00 mi13:18:342:52:547:127:39
7:39
#6349
40K
24.85 mi13:25:423:00:027:157:08
8:21
#6496
25.2M
25.20 mi13:28:523:03:127:163:10
9:11
#6573
Finish
26.22 mi13:37:193:11:397:198:27
8:18
#6815
Faster pace
Steady pace
Slower pace

Checkpoint and Segment Rankings

CheckpointDistanceSeg. DistOverallMalesM45-49Seg. OverallSeg. MalesSeg. M45-49
5K3.11 mi3.11 mi6419582558255163(Top 19%)4780(Top 31%)4780(Top 212%)
10K6.21 mi3.10 mi6256+1635682+1435682+1436041(Top 23%)5496(Top 36%)5496(Top 244%)
15K9.32 mi3.11 mi5886+3705389+2935389+2935163(Top 19%)4780(Top 31%)4780(Top 212%)
20K12.43 mi3.11 mi5847+395361+285361+285836(Top 22%)5345(Top 35%)5345(Top 237%)
Half13.11 mi0.68 mi5817+305338+235338+235246(Top 20%)4856(Top 32%)4856(Top 216%)
25K15.53 mi2.42 mi5905-885407-695407-696278(Top 24%)5639(Top 37%)5639(Top 250%)
30K18.64 mi3.11 mi6025-1205485-785485-786966(Top 26%)6040(Top 40%)6040(Top 268%)
20M20.00 mi1.36 mi6031-65475+105475+106655(Top 25%)5743(Top 38%)5743(Top 255%)
21M21.00 mi1.00 mi6371-3405725-2505725-25014441(Top 54%)9681(Top 64%)9681(Top 430%)
35K21.75 mi0.75 mi6333+385689+365689+365825(Top 22%)5115(Top 34%)5115(Top 227%)
23M23.00 mi1.25 mi6311+225658+315658+316704(Top 25%)5635(Top 37%)5635(Top 250%)
24M24.00 mi1.00 mi6349-385672-145672-148705(Top 33%)6723(Top 44%)6723(Top 299%)
40K24.85 mi0.85 mi6496-1475766-945766-9412285(Top 46%)8441(Top 56%)8441(Top 375%)
25.2M25.20 mi0.35 mi6573-775813-475813-4713434(Top 50%)8927(Top 59%)8927(Top 396%)
Finish26.22 mi1.02 mi6815-2425966-1535966-15314019(Top 53%)9238(Top 61%)9238(Top 410%)

Segment Performance Analysis

10K→15K

0.0 - 3.1 mi

Top 19%
×21story building
+97ft-345ft

Overall

5163

Males

4780

M45-49

4780

5K→10K

3.1 - 6.2 mi

Top 23%
×5story building
+79ft-138ft

Overall

6041

Males

5496

M45-49

5496

10K→15K

6.2 - 9.3 mi

Top 19%
×3story building
+67ft-78ft

Overall

5163

Males

4780

M45-49

4780

15K→20K

9.3 - 12.4 mi

Top 22%
×5story building
+106ft-86ft

Overall

5836

Males

5345

M45-49

5345

20K→Half

12.4 - 13.1 mi

Top 20%
×2story building
+19ft-37ft

Overall

5246

Males

4856

M45-49

4856

Half→25K

13.1 - 15.5 mi

Top 24%
×4story building
+66ft-88ft

Overall

6278

Males

5639

M45-49

5639

25K→30K

15.5 - 18.6 mi

Top 26%
×9story building
+181ft-148ft

Overall

6966

Males

6040

M45-49

6040

30K→20M

18.6 - 20.0 mi

Top 25%
×5story building
+64ft-50ft

Overall

6655

Males

5743

M45-49

5743

20M→21M

20.0 - 21.0 mi

Top 54%
×8story building
+106ft-24ft

Overall

14441

Males

9681

M45-49

9681

21M→35K

21.0 - 21.8 mi

Top 22%
×7story building
+17ft-86ft

Overall

5825

Males

5115

M45-49

5115

35K→23M

21.8 - 23.0 mi

Top 25%
×5story building
+23ft-63ft

Overall

6704

Males

5635

M45-49

5635

23M→24M

23.0 - 24.0 mi

Top 33%
×6story building
+12ft-82ft

Overall

8705

Males

6723

M45-49

6723

24M→40K

24.0 - 24.9 mi

Top 46%
×1story
+6ft-20ft

Overall

12285

Males

8441

M45-49

8441

40K→25.2M

24.9 - 25.2 mi

Top 50%
×1story
+13ft-16ft

Overall

13434

Males

8927

M45-49

8927

25.2M→Finish

25.2 - 26.2 mi

Top 53%
×2story building
+22ft-21ft

Overall

14019

Males

9238

M45-49

9238

Passing Analysis

Category:
Athletes Passed
1257
Passed By
1653
Net Change
-396
SegmentAthletes PassedPassed ByNet ChangeStart RankEnd Rank
Start → 5K----#6419
5K → 10K290127+163#6419#6256
10K → 15K38212+370#6256#5886
15K → 20K12788+39#5886#5847
20K → Half388+30#5847#5817
Half → 25K45133-88#5817#5905
25K → 30K91211-120#5905#6025
30K → 20M5763-6#6025#6031
20M → 21M7347-340#6031#6371
21M → 35K5214+38#6371#6333
35K → 23M7856+22#6333#6311
23M → 24M4987-38#6311#6349
24M → 40K20167-147#6349#6496
40K → 25.2M885-77#6496#6573
25.2M → Finish13255-242#6573#6815
TOTALS12571653-396
📊

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