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BOSTON MARATHON 2023

Edgar Rozo

Bib: 9461•M

0:00
0:00
/ mi
Masters
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Overall
#0 / 26622
Top 27%
Gender (Male)
#0 / 15176
Top 41%
Masters (Masters Men)
#0 / 9891
Top 27%
Division (M50-54)
#0 / 2052
Top 22%
Race Day Weather
49°/39°F
light intensity drizzle

⏱️ Race Timeline

Start
0:00:00
Race begins
5K· 3.11 mi
20:59
Rank: #4200
Start → 5K
20:59 | 6:45/mi
10K· 6.21 mi
41:39
Rank: #4018 (+182)
5K → 10K
20:40 | 6:39/mi
15K· 9.32 mi
1:02:27
Rank: #4023 (-5)
10K → 15K
20:48 | 6:42/mi
20K· 12.43 mi
1:24:02
Rank: #4474 (-451)
15K → 20K
21:35 | 6:57/mi
Half· 13.11 mi
1:28:49
Rank: #4614 (-140)
20K → Half
4:47 | 7:01/mi
25K· 15.53 mi
1:46:29
Rank: #5237 (-623)
Half → 25K
17:40 | 7:17/mi
30K· 18.64 mi
2:11:15
Rank: #6064 (-827)
25K → 30K
24:46 | 7:58/mi
20M
2:22:33
Rank: #6396 (-332)
30K → 20M
11:18 | 8:19/mi
21M
2:31:25
Rank: #6646 (-250)
20M → 21M
8:52 | 8:52/mi
35K· 21.75 mi
2:37:19
Rank: #6745 (-99)
21M → 35K
5:54 | 7:53/mi
23M
2:47:31
Rank: #6895 (-150)
35K → 23M
10:12 | 8:09/mi
24M
2:55:32
Rank: #7036 (-141)
23M → 24M
8:01 | 8:01/mi
40K· 24.85 mi
3:02:29
Rank: #7136 (-100)
24M → 40K
6:57 | 8:08/mi
25.2M
3:05:30
Rank: #7187 (-51)
40K → 25.2M
3:01 | 8:45/mi
Finish· 26.22 mi
3:13:11
Rank: #7205 (-18)
25.2M → Finish
7:41 | 7:32/mi

The Course

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Half Splits

1st Half· via HalfFaster
Distance13.11 mi
Time1:28:49
Pace6:46 /mi
2nd Half
Distance13.11 mi
Time1:44:22
Pace7:58 /mi
📊Positive Split: 17.5% slower second half

Checkpoint Splits

CheckpointDistanceTime of DayTimeAvg PaceSegment TimeSegment PaceDiff
5K
3.11 mi10:46:2120:596:4520:59
6:45
-
10K
6.21 mi11:07:0141:396:4220:40
6:39
-0:06
15K
9.32 mi11:27:491:02:276:4220:48
6:42
+0:03
20K
12.43 mi11:49:241:24:026:4621:35
6:57
+0:15
Half
13.11 mi11:54:111:28:496:464:47
7:01
+0:04
25K
15.53 mi12:11:511:46:296:5117:40
7:17
+0:16
30K
18.64 mi12:36:372:11:157:0224:46
7:58
+0:41
20M
20.00 mi12:47:552:22:337:0811:18
8:19
+0:21
21M
21.00 mi12:56:472:31:257:138:52
8:52
+0:33
35K
21.75 mi13:02:412:37:197:145:54
7:53
-0:59
23M
23.00 mi13:12:532:47:317:1710:12
8:09
+0:16
24M
24.00 mi13:20:542:55:327:198:01
8:01
-0:08
40K
24.85 mi13:27:513:02:297:216:57
8:08
+0:07
25.2M
25.20 mi13:30:523:05:307:223:01
8:45
+0:37
Finish
26.22 mi13:38:333:13:117:227:41
7:32
-1:13

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

6:39 /mi

Average Pace

7:22 /mi

Slowest Pace

8:52 /mi

Loading chart...
Fastest
Middle
Slowest
Average

📊Segments

Segment Time Comparison

Time at Faster Pace

1:46:29

55% of race

Time at Steady Pace

1:03:31

33% of race

Time at Slower Pace

23:11

12% of race

Average Pace: 7:22 /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 mi10:46:2120:596:4520:59
6:45
#4200
10K
6.21 mi11:07:0141:396:4220:40
6:39
#4018
15K
9.32 mi11:27:491:02:276:4220:48
6:42
#4023
20K
12.43 mi11:49:241:24:026:4621:35
6:57
#4474
Half
13.11 mi11:54:111:28:496:464:47
7:01
#4614
25K
15.53 mi12:11:511:46:296:5117:40
7:17
#5237
30K
18.64 mi12:36:372:11:157:0224:46
7:58
#6064
20M
20.00 mi12:47:552:22:337:0811:18
8:19
#6396
21M
21.00 mi12:56:472:31:257:138:52
8:52
#6646
35K
21.75 mi13:02:412:37:197:145:54
7:53
#6745
23M
23.00 mi13:12:532:47:317:1710:12
8:09
#6895
24M
24.00 mi13:20:542:55:327:198:01
8:01
#7036
40K
24.85 mi13:27:513:02:297:216:57
8:08
#7136
25.2M
25.20 mi13:30:523:05:307:223:01
8:45
#7187
Finish
26.22 mi13:38:333:13:117:227:41
7:32
#7205
Faster pace
Steady pace
Slower pace

Checkpoint and Segment Rankings

CheckpointDistanceSeg. DistOverallMalesM50-54Seg. OverallSeg. MalesSeg. M50-54
5K3.11 mi3.11 mi4200393639364097(Top 15%)3846(Top 25%)3846(Top 187%)
10K6.21 mi3.10 mi4018+1823779+1573779+1573914(Top 15%)3687(Top 24%)3687(Top 180%)
15K9.32 mi3.11 mi4023-53785-63785-64097(Top 15%)3846(Top 25%)3846(Top 187%)
20K12.43 mi3.11 mi4474-4514183-3984183-3985660(Top 21%)5197(Top 34%)5197(Top 253%)
Half13.11 mi0.68 mi4614-1404304-1214304-1216603(Top 25%)5943(Top 39%)5943(Top 290%)
25K15.53 mi2.42 mi5237-6234855-5514855-5517199(Top 27%)6287(Top 41%)6287(Top 306%)
30K18.64 mi3.11 mi6064-8275512-6575512-65710639(Top 40%)8158(Top 54%)8158(Top 398%)
20M20.00 mi1.36 mi6396-3325753-2415753-24112430(Top 47%)8869(Top 58%)8869(Top 432%)
21M21.00 mi1.00 mi6646-2505917-1645917-16412600(Top 47%)8838(Top 58%)8838(Top 431%)
35K21.75 mi0.75 mi6745-995994-775994-7711224(Top 42%)8206(Top 54%)8206(Top 400%)
23M23.00 mi1.25 mi6895-1506083-896083-8910766(Top 40%)7843(Top 52%)7843(Top 382%)
24M24.00 mi1.00 mi7036-1416157-746157-7411306(Top 42%)8037(Top 53%)8037(Top 392%)
40K24.85 mi0.85 mi7136-1006213-566213-5610849(Top 41%)7756(Top 51%)7756(Top 378%)
25.2M25.20 mi0.35 mi7187-516237-246237-2410922(Top 41%)7733(Top 51%)7733(Top 377%)
Finish26.22 mi1.02 mi7205-186212+256212+258814(Top 33%)6642(Top 44%)6642(Top 324%)

Segment Performance Analysis

10K→15K

0.0 - 3.1 mi

Top 15%
×21stories
+97ft-345ft

Overall

4097

Males

3846

M50-54

3846

5K→10K

3.1 - 6.2 mi

Top 15%
×5stories
+79ft-138ft

Overall

3914

Males

3687

M50-54

3687

10K→15K

6.2 - 9.3 mi

Top 15%
×3stories
+67ft-78ft

Overall

4097

Males

3846

M50-54

3846

15K→20K

9.3 - 12.4 mi

Top 21%
×5stories
+106ft-86ft

Overall

5660

Males

5197

M50-54

5197

20K→Half

12.4 - 13.1 mi

Top 25%
×2stories
+19ft-37ft

Overall

6603

Males

5943

M50-54

5943

Half→25K

13.1 - 15.5 mi

Top 27%
×4stories
+66ft-88ft

Overall

7199

Males

6287

M50-54

6287

25K→30K

15.5 - 18.6 mi

Top 40%
×9stories
+181ft-148ft

Overall

10639

Males

8158

M50-54

8158

30K→20M

18.6 - 20.0 mi

Top 47%
×5stories
+64ft-50ft

Overall

12430

Males

8869

M50-54

8869

20M→21M

20.0 - 21.0 mi

Top 47%
×8stories
+106ft-24ft

Overall

12600

Males

8838

M50-54

8838

21M→35K

21.0 - 21.8 mi

Top 42%
×7stories
+17ft-86ft

Overall

11224

Males

8206

M50-54

8206

35K→23M

21.8 - 23.0 mi

Top 40%
×5stories
+23ft-63ft

Overall

10766

Males

7843

M50-54

7843

23M→24M

23.0 - 24.0 mi

Top 42%
×6stories
+12ft-82ft

Overall

11306

Males

8037

M50-54

8037

24M→40K

24.0 - 24.9 mi

Top 41%
×1story
+6ft-20ft

Overall

10849

Males

7756

M50-54

7756

40K→25.2M

24.9 - 25.2 mi

Top 41%
×1story
+13ft-16ft

Overall

10922

Males

7733

M50-54

7733

25.2M→Finish

25.2 - 26.2 mi

Top 33%
×2stories
+22ft-21ft

Overall

8814

Males

6642

M50-54

6642

Passing Analysis

Category:
Athletes Passed
710
Passed By
3715
Net Change
-3005
SegmentAthletes PassedPassed ByNet ChangeStart RankEnd Rank
Start → 5K----#4200
5K → 10K335153+182#4200#4018
10K → 15K114119-5#4018#4023
15K → 20K22473-451#4023#4474
20K → Half1141-140#4474#4614
Half → 25K17640-623#4614#5237
25K → 30K21848-827#5237#6064
30K → 20M8340-332#6064#6396
20M → 21M17267-250#6396#6646
21M → 35K21120-99#6646#6745
35K → 23M31181-150#6745#6895
23M → 24M25166-141#6895#7036
24M → 40K26126-100#7036#7136
40K → 25.2M1162-51#7136#7187
25.2M → Finish6179-18#7187#7205
TOTALS7103715-3005
📊

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