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BOSTON MARATHON 2023

Juan Marin

Bib: 14108•M

0:00
0:00
/ mi
Masters
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Overall
#0 / 26622
Top 26%
Gender (Male)
#0 / 15176
Top 40%
Masters (Masters Men)
#0 / 9891
Top 26%
Division (M50-54)
#0 / 2052
Top 21%
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
7:13/mi
22:26
↑ 97↓ 3451.5%
10K· 6.21 mi
7:04/mi
44:23
↑ 79↓ 1380.4%
15K· 9.32 mi
7:12/mi
1:06:46
↑ 67↓ 78
20K· 12.43 mi
7:17/mi
1:29:24
↑ 106↓ 860.1%
Half· 13.11 mi
7:02/mi
1:34:12
↑ 19↓ 370.5%
25K· 15.53 mi
7:24/mi
1:52:09
↑ 66↓ 880.2%
30K· 18.64 mi
7:37/mi
2:15:48
↑ 181↓ 1480.2%
20M
7:49/mi
2:26:26
↑ 64↓ 500.2%
21M
8:02/mi
2:34:28
↑ 106↓ 241.6%
35K· 21.75 mi
7:13/mi
2:39:52
↑ 17↓ 861.7%
23M
7:22/mi
2:49:06
↑ 23↓ 630.6%
24M
7:04/mi
2:56:10
↓ 821.3%
40K· 24.85 mi
7:22/mi
3:02:28
↓ 200.3%
25.2M
7:50/mi
3:05:10
↑ 13↓ 160.2%
Finish· 26.22 mi
7:07/mi
3:12:25
↑ 22↓ 21

The Course

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Half Splits

1st Half· via HalfFaster
Distance13.11 mi
Time1:34:12
Pace7:11 /mi
2nd Half
Distance13.11 mi
Time1:38:13
Pace7:30 /mi
📊Positive Split: 4.3% slower second half

Checkpoint Splits

CheckpointDistanceTime of DayTimeAvg PaceSegment TimeSegment PaceDiff
5K
3.11 mi10:53:5122:267:1322:26
7:13
-
10K
6.21 mi11:15:4844:237:0921:57
7:04
-0:09
15K
9.32 mi11:38:111:06:467:1022:23
7:12
+0:08
20K
12.43 mi12:00:491:29:247:1222:38
7:17
+0:05
Half
13.11 mi12:05:371:34:127:114:48
7:02
-0:15
25K
15.53 mi12:23:341:52:097:1317:57
7:24
+0:22
30K
18.64 mi12:47:132:15:487:1723:39
7:37
+0:13
20M
20.00 mi12:57:512:26:267:1910:38
7:49
+0:12
21M
21.00 mi13:05:532:34:287:218:02
8:02
+0:13
35K
21.75 mi13:11:172:39:527:215:24
7:13
-0:49
23M
23.00 mi13:20:312:49:067:219:14
7:22
+0:09
24M
24.00 mi13:27:352:56:107:207:04
7:04
-0:18
40K
24.85 mi13:33:533:02:287:206:18
7:22
+0:18
25.2M
25.20 mi13:36:353:05:107:212:42
7:50
+0:28
Finish
26.22 mi13:43:503:12:257:217:15
7:07
-0:43

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

7:02 /mi

Average Pace

7:21 /mi

Slowest Pace

8:02 /mi

Loading chart...
Fastest
Middle
Slowest
Average

📊Segments

Segment Time Comparison

Time at Faster Pace

2:51:03

89% of race

Time at Steady Pace

21:22

11% of race

Time at Slower Pace

0:00

0% of race

Average Pace: 7:20 /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 mi10:53:5122:267:1322:26
7:13
#7615
10K
6.21 mi11:15:4844:237:0921:57
7:04
#7379
15K
9.32 mi11:38:111:06:467:1022:23
7:12
#7514
20K
12.43 mi12:00:491:29:247:1222:38
7:17
#7499
Half
13.11 mi12:05:371:34:127:114:48
7:02
#7447
25K
15.53 mi12:23:341:52:097:1317:57
7:24
#7512
30K
18.64 mi12:47:132:15:487:1723:39
7:37
#7520
20M
20.00 mi12:57:512:26:267:1910:38
7:49
#7598
21M
21.00 mi13:05:532:34:287:218:02
8:02
#7558
35K
21.75 mi13:11:172:39:527:215:24
7:13
#7503
23M
23.00 mi13:20:312:49:067:219:14
7:22
#7356
24M
24.00 mi13:27:352:56:107:207:04
7:04
#7221
40K
24.85 mi13:33:533:02:287:206:18
7:22
#7131
25.2M
25.20 mi13:36:353:05:107:212:42
7:50
#7093
Finish
26.22 mi13:43:503:12:257:217:15
7:07
#6991
Faster pace
Steady pace
Slower pace

Checkpoint and Segment Rankings

CheckpointDistanceSeg. DistOverallMalesM50-54Seg. OverallSeg. MalesSeg. M50-54
5K3.11 mi3.11 mi7615672867287818(Top 29%)6795(Top 45%)6795(Top 331%)
10K6.21 mi3.10 mi7379+2366543+1856543+1857200(Top 27%)6378(Top 42%)6378(Top 311%)
15K9.32 mi3.11 mi7514-1356631-886631-887818(Top 29%)6795(Top 45%)6795(Top 331%)
20K12.43 mi3.11 mi7499+156611+206611+207659(Top 29%)6662(Top 44%)6662(Top 325%)
Half13.11 mi0.68 mi7447+526572+396572+396737(Top 25%)6044(Top 40%)6044(Top 295%)
25K15.53 mi2.42 mi7512-656607-356607-358033(Top 30%)6818(Top 45%)6818(Top 332%)
30K18.64 mi3.11 mi7520-86567+406567+407997(Top 30%)6681(Top 44%)6681(Top 326%)
20M20.00 mi1.36 mi7598-786599-326599-329017(Top 34%)7192(Top 47%)7192(Top 350%)
21M21.00 mi1.00 mi7558+406554+456554+457527(Top 28%)6195(Top 41%)6195(Top 302%)
35K21.75 mi0.75 mi7503+556506+486506+486619(Top 25%)5656(Top 37%)5656(Top 276%)
23M23.00 mi1.25 mi7356+1476385+1216385+1215727(Top 22%)5003(Top 33%)5003(Top 244%)
24M24.00 mi1.00 mi7221+1356282+1036282+1035032(Top 19%)4450(Top 29%)4450(Top 217%)
40K24.85 mi0.85 mi7131+906208+746208+745882(Top 22%)4948(Top 33%)4948(Top 241%)
25.2M25.20 mi0.35 mi7093+386173+356173+355544(Top 21%)4643(Top 31%)4643(Top 226%)
Finish26.22 mi1.02 mi6991+1026075+986075+985895(Top 22%)4861(Top 32%)4861(Top 237%)

Segment Performance Analysis

10K→15K

0.0 - 3.1 mi

Top 29%
×21story building
+97ft-345ft

Overall

7818

Males

6795

M50-54

6795

5K→10K

3.1 - 6.2 mi

Top 27%
×5story building
+79ft-138ft

Overall

7200

Males

6378

M50-54

6378

10K→15K

6.2 - 9.3 mi

Top 29%
×3story building
+67ft-78ft

Overall

7818

Males

6795

M50-54

6795

15K→20K

9.3 - 12.4 mi

Top 29%
×5story building
+106ft-86ft

Overall

7659

Males

6662

M50-54

6662

20K→Half

12.4 - 13.1 mi

Top 25%
×2story building
+19ft-37ft

Overall

6737

Males

6044

M50-54

6044

Half→25K

13.1 - 15.5 mi

Top 30%
×4story building
+66ft-88ft

Overall

8033

Males

6818

M50-54

6818

25K→30K

15.5 - 18.6 mi

Top 30%
×9story building
+181ft-148ft

Overall

7997

Males

6681

M50-54

6681

30K→20M

18.6 - 20.0 mi

Top 34%
×5story building
+64ft-50ft

Overall

9017

Males

7192

M50-54

7192

20M→21M

20.0 - 21.0 mi

Top 28%
×8story building
+106ft-24ft

Overall

7527

Males

6195

M50-54

6195

21M→35K

21.0 - 21.8 mi

Top 25%
×7story building
+17ft-86ft

Overall

6619

Males

5656

M50-54

5656

35K→23M

21.8 - 23.0 mi

Top 22%
×5story building
+23ft-63ft

Overall

5727

Males

5003

M50-54

5003

23M→24M

23.0 - 24.0 mi

Top 19%
×6story building
+12ft-82ft

Overall

5032

Males

4450

M50-54

4450

24M→40K

24.0 - 24.9 mi

Top 22%
×1story
+6ft-20ft

Overall

5882

Males

4948

M50-54

4948

40K→25.2M

24.9 - 25.2 mi

Top 21%
×1story
+13ft-16ft

Overall

5544

Males

4643

M50-54

4643

25.2M→Finish

25.2 - 26.2 mi

Top 22%
×2story building
+22ft-21ft

Overall

5895

Males

4861

M50-54

4861

Passing Analysis

Category:
Athletes Passed
1578
Passed By
954
Net Change
+624
SegmentAthletes PassedPassed ByNet ChangeStart RankEnd Rank
Start → 5K----#7615
5K → 10K350114+236#7615#7379
10K → 15K84219-135#7379#7514
15K → 20K125110+15#7514#7499
20K → Half553+52#7499#7447
Half → 25K62127-65#7447#7512
25K → 30K133141-8#7512#7520
30K → 20M52130-78#7520#7598
20M → 21M8040+40#7598#7558
21M → 35K6914+55#7558#7503
35K → 23M1569+147#7503#7356
23M → 24M1394+135#7356#7221
24M → 40K10313+90#7221#7131
40K → 25.2M457+38#7131#7093
25.2M → Finish12523+102#7093#6991
TOTALS1578954+624
📊

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