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BOSTON MARATHON 2023

Jairo Salazar Jimenez

Bib: 5553•M

0:00
0:00
/ mi
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Overall
#0 / 26622
Top 4%
Gender (Male)
#0 / 15176
Top 6%
Division (M18-39)
#0 / 5285
Top 15%
Race Day Weather
49°/39°F
light intensity drizzle

⏱️ Race Timeline

Start
0:00:00
Race begins
5K· 3.11 mi
18:55
Rank: #871
Start → 5K
18:55 | 6:05/mi
10K· 6.21 mi
37:28
Rank: #799 (+72)
5K → 10K
18:33 | 5:58/mi
15K· 9.32 mi
56:19
Rank: #814 (-15)
10K → 15K
18:51 | 6:04/mi
20K· 12.43 mi
1:15:17
Rank: #794 (+20)
15K → 20K
18:58 | 6:06/mi
Half· 13.11 mi
1:19:24
Rank: #796 (-2)
20K → Half
4:07 | 6:02/mi
25K· 15.53 mi
1:34:02
Rank: #742 (+54)
Half → 25K
14:38 | 6:02/mi
30K· 18.64 mi
1:53:36
Rank: #768 (-26)
25K → 30K
19:34 | 6:18/mi
20M
2:02:10
Rank: #768
30K → 20M
8:34 | 6:18/mi
21M
2:08:54
Rank: #774 (-6)
20M → 21M
6:44 | 6:44/mi
35K· 21.75 mi
2:13:38
Rank: #790 (-16)
21M → 35K
4:44 | 6:20/mi
23M
2:22:07
Rank: #831 (-41)
35K → 23M
8:29 | 6:47/mi
24M
2:28:41
Rank: #858 (-27)
23M → 24M
6:34 | 6:34/mi
40K· 24.85 mi
2:34:33
Rank: #886 (-28)
24M → 40K
5:52 | 6:52/mi
25.2M
2:37:06
Rank: #906 (-20)
40K → 25.2M
2:33 | 7:24/mi
Finish· 26.22 mi
2:44:11
Rank: #985 (-79)
25.2M → Finish
7:05 | 6:57/mi

The Course

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Half Splits

1st Half· via HalfFaster
Distance13.11 mi
Time1:19:24
Pace6:03 /mi
2nd Half
Distance13.11 mi
Time1:24:47
Pace6:28 /mi
📊Positive Split: 6.8% slower second half

Checkpoint Splits

CheckpointDistanceTime of DayTimeAvg PaceSegment TimeSegment PaceDiff
5K
3.11 mi10:20:2718:556:0518:55
6:05
-
10K
6.21 mi10:39:0037:286:0218:33
5:58
-0:07
15K
9.32 mi10:57:5156:196:0318:51
6:04
+0:06
20K
12.43 mi11:16:491:15:176:0318:58
6:06
+0:02
Half
13.11 mi11:20:561:19:246:034:07
6:02
-0:04
25K
15.53 mi11:35:341:34:026:0314:38
6:02
0:00
30K
18.64 mi11:55:081:53:366:0619:34
6:18
+0:16
20M
20.00 mi12:03:422:02:106:068:34
6:18
0:00
21M
21.00 mi12:10:262:08:546:086:44
6:44
+0:26
35K
21.75 mi12:15:102:13:386:094:44
6:20
-0:24
23M
23.00 mi12:23:392:22:076:118:29
6:47
+0:27
24M
24.00 mi12:30:132:28:416:126:34
6:34
-0:13
40K
24.85 mi12:36:052:34:336:135:52
6:52
+0:18
25.2M
25.20 mi12:38:382:37:066:142:33
7:24
+0:32
Finish
26.22 mi12:45:432:44:116:167:05
6:57
-0:27

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

5:58 /mi

Average Pace

6:16 /mi

Slowest Pace

7:24 /mi

Loading chart...
Fastest
Middle
Slowest
Average

📊Segments

Segment Time Comparison

Time at Faster Pace

1:15:04

46% of race

Time at Steady Pace

51:50

32% of race

Time at Slower Pace

37:17

23% of race

Average Pace: 6:16 /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 mi10:20:2718:556:0518:55
6:05
#871
10K
6.21 mi10:39:0037:286:0218:33
5:58
#799
15K
9.32 mi10:57:5156:196:0318:51
6:04
#814
20K
12.43 mi11:16:491:15:176:0318:58
6:06
#794
Half
13.11 mi11:20:561:19:246:034:07
6:02
#796
25K
15.53 mi11:35:341:34:026:0314:38
6:02
#742
30K
18.64 mi11:55:081:53:366:0619:34
6:18
#768
20M
20.00 mi12:03:422:02:106:068:34
6:18
#768
21M
21.00 mi12:10:262:08:546:086:44
6:44
#774
35K
21.75 mi12:15:102:13:386:094:44
6:20
#790
23M
23.00 mi12:23:392:22:076:118:29
6:47
#831
24M
24.00 mi12:30:132:28:416:126:34
6:34
#858
40K
24.85 mi12:36:052:34:336:135:52
6:52
#886
25.2M
25.20 mi12:38:382:37:066:142:33
7:24
#906
Finish
26.22 mi12:45:432:44:116:167:05
6:57
#985
Faster pace
Steady pace
Slower pace

Checkpoint and Segment Rankings

CheckpointDistanceSeg. DistOverallMalesM18-39Seg. OverallSeg. MalesSeg. M18-39
5K3.11 mi3.11 mi871818818875(Top 3%)828(Top 5%)828(Top 16%)
10K6.21 mi3.10 mi799+72754+64754+64742(Top 3%)698(Top 5%)698(Top 13%)
15K9.32 mi3.11 mi814-15767-13767-13875(Top 3%)828(Top 5%)828(Top 16%)
20K12.43 mi3.11 mi794+20749+18749+18796(Top 3%)752(Top 5%)752(Top 14%)
Half13.11 mi0.68 mi796-2751-2751-2860(Top 3%)818(Top 5%)818(Top 15%)
25K15.53 mi2.42 mi742+54698+53698+53602(Top 2%)562(Top 4%)562(Top 11%)
30K18.64 mi3.11 mi768-26726-28726-28907(Top 3%)864(Top 6%)864(Top 16%)
20M20.00 mi1.36 mi768726726878(Top 3%)837(Top 6%)837(Top 16%)
21M21.00 mi1.00 mi774-6731-5731-51192(Top 4%)1134(Top 7%)1134(Top 21%)
35K21.75 mi0.75 mi790-16747-16747-161639(Top 6%)1557(Top 10%)1557(Top 29%)
23M23.00 mi1.25 mi831-41786-39786-392484(Top 9%)2330(Top 15%)2330(Top 44%)
24M24.00 mi1.00 mi858-27812-26812-262357(Top 9%)2200(Top 14%)2200(Top 42%)
40K24.85 mi0.85 mi886-28839-27839-273072(Top 12%)2816(Top 19%)2816(Top 53%)
25.2M25.20 mi0.35 mi906-20859-20859-203294(Top 12%)2977(Top 20%)2977(Top 56%)
Finish26.22 mi1.02 mi985-79937-78937-784881(Top 18%)4178(Top 28%)4178(Top 79%)

Segment Performance Analysis

10K→15K

0.0 - 3.1 mi

Top 3%
×21stories
+97ft-345ft

Overall

875

Males

828

M18-39

828

5K→10K

3.1 - 6.2 mi

Top 3%
×5stories
+79ft-138ft

Overall

742

Males

698

M18-39

698

10K→15K

6.2 - 9.3 mi

Top 3%
×3stories
+67ft-78ft

Overall

875

Males

828

M18-39

828

15K→20K

9.3 - 12.4 mi

Top 3%
×5stories
+106ft-86ft

Overall

796

Males

752

M18-39

752

20K→Half

12.4 - 13.1 mi

Top 3%
×2stories
+19ft-37ft

Overall

860

Males

818

M18-39

818

Half→25K

13.1 - 15.5 mi

Top 2%
×4stories
+66ft-88ft

Overall

602

Males

562

M18-39

562

25K→30K

15.5 - 18.6 mi

Top 3%
×9stories
+181ft-148ft

Overall

907

Males

864

M18-39

864

30K→20M

18.6 - 20.0 mi

Top 3%
×5stories
+64ft-50ft

Overall

878

Males

837

M18-39

837

20M→21M

20.0 - 21.0 mi

Top 4%
×8stories
+106ft-24ft

Overall

1192

Males

1134

M18-39

1134

21M→35K

21.0 - 21.8 mi

Top 6%
×7stories
+17ft-86ft

Overall

1639

Males

1557

M18-39

1557

35K→23M

21.8 - 23.0 mi

Top 9%
×5stories
+23ft-63ft

Overall

2484

Males

2330

M18-39

2330

23M→24M

23.0 - 24.0 mi

Top 9%
×6stories
+12ft-82ft

Overall

2357

Males

2200

M18-39

2200

24M→40K

24.0 - 24.9 mi

Top 12%
×1story
+6ft-20ft

Overall

3072

Males

2816

M18-39

2816

40K→25.2M

24.9 - 25.2 mi

Top 12%
×1story
+13ft-16ft

Overall

3294

Males

2977

M18-39

2977

25.2M→Finish

25.2 - 26.2 mi

Top 18%
×2stories
+22ft-21ft

Overall

4881

Males

4178

M18-39

4178

Passing Analysis

Category:
Athletes Passed
260
Passed By
374
Net Change
-114
SegmentAthletes PassedPassed ByNet ChangeStart RankEnd Rank
Start → 5K----#871
5K → 10K9018+72#871#799
10K → 15K1328-15#799#814
15K → 20K3515+20#814#794
20K → Half46-2#794#796
Half → 25K584+54#796#742
25K → 30K1238-26#742#768
30K → 20M11110#768#768
20M → 21M1218-6#768#774
21M → 35K218-16#774#790
35K → 23M748-41#790#831
23M → 24M633-27#831#858
24M → 40K533-28#858#886
40K → 25.2M222-20#886#906
25.2M → Finish382-79#906#985
TOTALS260374-114
📊

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