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BOSTON MARATHON 2023

Santiago Salem

Bib: 8016•M

0:00
0:00
/ mi
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Overall
#0 / 26622
Top 13%
Gender (Male)
#0 / 15176
Top 22%
Division (M18-39)
#0 / 5285
Top 45%
Race Day Weather
49°/39°F
light intensity drizzle

⏱️ Race Timeline

Start
0:00:00
Race begins
5K· 3.11 mi
20:58
Rank: #4110
Start → 5K
20:58 | 6:45/mi
10K· 6.21 mi
42:06
Rank: #4740 (-630)
5K → 10K
21:08 | 6:48/mi
15K· 9.32 mi
1:03:14
Rank: #4834 (-94)
10K → 15K
21:08 | 6:48/mi
20K· 12.43 mi
1:24:24
Rank: #4747 (+87)
15K → 20K
21:10 | 6:49/mi
Half· 13.11 mi
1:29:01
Rank: #4752 (-5)
20K → Half
4:37 | 6:46/mi
25K· 15.53 mi
1:45:27
Rank: #4567 (+185)
Half → 25K
16:26 | 6:47/mi
30K· 18.64 mi
2:06:45
Rank: #4312 (+255)
25K → 30K
21:18 | 6:51/mi
20M
2:16:02
Rank: #4164 (+148)
30K → 20M
9:17 | 6:50/mi
21M
2:23:04
Rank: #3981 (+183)
20M → 21M
7:02 | 7:02/mi
35K· 21.75 mi
2:28:00
Rank: #3918 (+63)
21M → 35K
4:56 | 6:36/mi
23M
2:36:38
Rank: #3839 (+79)
35K → 23M
8:38 | 6:54/mi
24M
2:43:18
Rank: #3760 (+79)
23M → 24M
6:40 | 6:40/mi
40K· 24.85 mi
2:49:05
Rank: #3680 (+80)
24M → 40K
5:47 | 6:46/mi
25.2M
2:51:30
Rank: #3616 (+64)
40K → 25.2M
2:25 | 7:00/mi
Finish· 26.22 mi
2:57:57
Rank: #3481 (+135)
25.2M → Finish
6:27 | 6:20/mi

The Course

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Half Splits

1st Half· via Half⚖️ Balanced
Distance13.11 mi
Time1:29:01
Pace6:47 /mi
2nd Half⚖️ Balanced
Distance13.11 mi
Time1:28:56
Pace6:47 /mi
📊Even Split: Consistent pacing between halves

Checkpoint Splits

CheckpointDistanceTime of DayTimeAvg PaceSegment TimeSegment PaceDiff
5K
3.11 mi10:46:1520:586:4520:58
6:45
-
10K
6.21 mi11:07:2342:066:4721:08
6:48
+0:03
15K
9.32 mi11:28:311:03:146:4721:08
6:48
0:00
20K
12.43 mi11:49:411:24:246:4721:10
6:49
+0:01
Half
13.11 mi11:54:181:29:016:474:37
6:46
-0:03
25K
15.53 mi12:10:441:45:276:4716:26
6:47
+0:01
30K
18.64 mi12:32:022:06:456:4821:18
6:51
+0:04
20M
20.00 mi12:41:192:16:026:489:17
6:50
-0:01
21M
21.00 mi12:48:212:23:046:497:02
7:02
+0:12
35K
21.75 mi12:53:172:28:006:484:56
6:36
-0:26
23M
23.00 mi13:01:552:36:386:498:38
6:54
+0:18
24M
24.00 mi13:08:352:43:186:486:40
6:40
-0:14
40K
24.85 mi13:14:222:49:056:485:47
6:46
+0:06
25.2M
25.20 mi13:16:472:51:306:482:25
7:00
+0:14
Finish
26.22 mi13:23:142:57:576:486:27
6:20
-0:40

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

6:20 /mi

Average Pace

6:48 /mi

Slowest Pace

7:02 /mi

Loading chart...
Fastest
Middle
Slowest
Average

📊Segments

Segment Time Comparison

Time at Faster Pace

2:48:30

95% of race

Time at Steady Pace

9:27

5% of race

Time at Slower Pace

0:00

0% of race

Average Pace: 6:47 /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 mi10:46:1520:586:4520:58
6:45
#4110
10K
6.21 mi11:07:2342:066:4721:08
6:48
#4740
15K
9.32 mi11:28:311:03:146:4721:08
6:48
#4834
20K
12.43 mi11:49:411:24:246:4721:10
6:49
#4747
Half
13.11 mi11:54:181:29:016:474:37
6:46
#4752
25K
15.53 mi12:10:441:45:276:4716:26
6:47
#4567
30K
18.64 mi12:32:022:06:456:4821:18
6:51
#4312
20M
20.00 mi12:41:192:16:026:489:17
6:50
#4164
21M
21.00 mi12:48:212:23:046:497:02
7:02
#3981
35K
21.75 mi12:53:172:28:006:484:56
6:36
#3918
23M
23.00 mi13:01:552:36:386:498:38
6:54
#3839
24M
24.00 mi13:08:352:43:186:486:40
6:40
#3760
40K
24.85 mi13:14:222:49:056:485:47
6:46
#3680
25.2M
25.20 mi13:16:472:51:306:482:25
7:00
#3616
Finish
26.22 mi13:23:142:57:576:486:27
6:20
#3481
Faster pace
Steady pace
Slower pace

Checkpoint and Segment Rankings

CheckpointDistanceSeg. DistOverallMalesM18-39Seg. OverallSeg. MalesSeg. M18-39
5K3.11 mi3.11 mi4110385538555115(Top 19%)4732(Top 31%)4732(Top 90%)
10K6.21 mi3.10 mi4740-6304416-5614416-5615301(Top 20%)4896(Top 32%)4896(Top 93%)
15K9.32 mi3.11 mi4834-944497-814497-815115(Top 19%)4732(Top 31%)4732(Top 90%)
20K12.43 mi3.11 mi4747+874427+704427+704538(Top 17%)4227(Top 28%)4227(Top 80%)
Half13.11 mi0.68 mi4752-5442744274888(Top 18%)4520(Top 30%)4520(Top 86%)
25K15.53 mi2.42 mi4567+1854264+1634264+1633935(Top 15%)3696(Top 24%)3696(Top 70%)
30K18.64 mi3.11 mi4312+2554040+2244040+2243348(Top 13%)3152(Top 21%)3152(Top 60%)
20M20.00 mi1.36 mi4164+1483905+1353905+1353030(Top 11%)2850(Top 19%)2850(Top 54%)
21M21.00 mi1.00 mi3981+1833741+1643741+1642325(Top 9%)2198(Top 14%)2198(Top 42%)
35K21.75 mi0.75 mi3918+633684+573684+572983(Top 11%)2794(Top 18%)2794(Top 53%)
23M23.00 mi1.25 mi3839+793614+703614+703195(Top 12%)2972(Top 20%)2972(Top 56%)
24M24.00 mi1.00 mi3760+793538+763538+762935(Top 11%)2727(Top 18%)2727(Top 52%)
40K24.85 mi0.85 mi3680+803461+773461+772655(Top 10%)2454(Top 16%)2454(Top 46%)
25.2M25.20 mi0.35 mi3616+643405+563405+561806(Top 7%)1699(Top 11%)1699(Top 32%)
Finish26.22 mi1.02 mi3481+1353281+1243281+1241753(Top 7%)1649(Top 11%)1649(Top 31%)

Segment Performance Analysis

10K→15K

0.0 - 3.1 mi

Top 19%
×21stories
+97ft-345ft

Overall

5115

Males

4732

M18-39

4732

5K→10K

3.1 - 6.2 mi

Top 20%
×5stories
+79ft-138ft

Overall

5301

Males

4896

M18-39

4896

10K→15K

6.2 - 9.3 mi

Top 19%
×3stories
+67ft-78ft

Overall

5115

Males

4732

M18-39

4732

15K→20K

9.3 - 12.4 mi

Top 17%
×5stories
+106ft-86ft

Overall

4538

Males

4227

M18-39

4227

20K→Half

12.4 - 13.1 mi

Top 18%
×2stories
+19ft-37ft

Overall

4888

Males

4520

M18-39

4520

Half→25K

13.1 - 15.5 mi

Top 15%
×4stories
+66ft-88ft

Overall

3935

Males

3696

M18-39

3696

25K→30K

15.5 - 18.6 mi

Top 13%
×9stories
+181ft-148ft

Overall

3348

Males

3152

M18-39

3152

30K→20M

18.6 - 20.0 mi

Top 11%
×5stories
+64ft-50ft

Overall

3030

Males

2850

M18-39

2850

20M→21M

20.0 - 21.0 mi

Top 9%
×8stories
+106ft-24ft

Overall

2325

Males

2198

M18-39

2198

21M→35K

21.0 - 21.8 mi

Top 11%
×7stories
+17ft-86ft

Overall

2983

Males

2794

M18-39

2794

35K→23M

21.8 - 23.0 mi

Top 12%
×5stories
+23ft-63ft

Overall

3195

Males

2972

M18-39

2972

23M→24M

23.0 - 24.0 mi

Top 11%
×6stories
+12ft-82ft

Overall

2935

Males

2727

M18-39

2727

24M→40K

24.0 - 24.9 mi

Top 10%
×1story
+6ft-20ft

Overall

2655

Males

2454

M18-39

2454

40K→25.2M

24.9 - 25.2 mi

Top 7%
×1story
+13ft-16ft

Overall

1806

Males

1699

M18-39

1699

25.2M→Finish

25.2 - 26.2 mi

Top 7%
×2stories
+22ft-21ft

Overall

1753

Males

1649

M18-39

1649

Passing Analysis

Category:
Athletes Passed
1677
Passed By
1048
Net Change
+629
SegmentAthletes PassedPassed ByNet ChangeStart RankEnd Rank
Start → 5K----#4110
5K → 10K48678-630#4110#4740
10K → 15K76170-94#4740#4834
15K → 20K15063+87#4834#4747
20K → Half2227-5#4747#4752
Half → 25K20621+185#4752#4567
25K → 30K26914+255#4567#4312
30K → 20M1579+148#4312#4164
20M → 21M1885+183#4164#3981
21M → 35K7613+63#3981#3918
35K → 23M9516+79#3918#3839
23M → 24M8910+79#3839#3760
24M → 40K9212+80#3760#3680
40K → 25.2M662+64#3680#3616
25.2M → Finish1438+135#3616#3481
TOTALS16771048+629
📊

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