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BOSTON MARATHON 2023

Adrian Romero

Bib: 8678•M

0:00
0:00
/ mi
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Overall
#0 / 26622
Top 23%
Gender (Male)
#0 / 15176
Top 37%
Division (M18-39)
#0 / 5285
Race Day Weather
49°/39°F
light intensity drizzle

⏱️ Race Timeline

Start
0:00:00
Race begins
5K· 3.11 mi
22:11
Rank: #7117
Start → 5K
22:11 | 7:08/mi
10K· 6.21 mi
44:23
Rank: #7376 (-259)
5K → 10K
22:12 | 7:09/mi
15K· 9.32 mi
1:06:23
Rank: #7250 (+126)
10K → 15K
22:00 | 7:05/mi
20K· 12.43 mi
1:28:30
Rank: #7064 (+186)
15K → 20K
22:07 | 7:07/mi
Half· 13.11 mi
1:33:17
Rank: #7026 (+38)
20K → Half
4:47 | 7:01/mi
25K· 15.53 mi
1:50:34
Rank: #6876 (+150)
Half → 25K
17:17 | 7:08/mi
30K· 18.64 mi
2:13:12
Rank: #6654 (+222)
25K → 30K
22:38 | 7:17/mi
20M
2:23:14
Rank: #6587 (+67)
30K → 20M
10:02 | 7:23/mi
21M
2:30:57
Rank: #6512 (+75)
20M → 21M
7:43 | 7:43/mi
35K· 21.75 mi
2:36:17
Rank: #6463 (+49)
21M → 35K
5:20 | 7:08/mi
23M
2:45:31
Rank: #6379 (+84)
35K → 23M
9:14 | 7:22/mi
24M
2:52:46
Rank: #6311 (+68)
23M → 24M
7:15 | 7:15/mi
40K· 24.85 mi
2:59:03
Rank: #6250 (+61)
24M → 40K
6:17 | 7:21/mi
25.2M
3:01:48
Rank: #6233 (+17)
40K → 25.2M
2:45 | 7:58/mi
Finish· 26.22 mi
3:09:06
Rank: #6212 (+21)
25.2M → Finish
7:18 | 7:10/mi

The Course

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Half Splits

1st Half· via HalfFaster
Distance13.11 mi
Time1:33:17
Pace7:07 /mi
2nd Half
Distance13.11 mi
Time1:35:49
Pace7:19 /mi
📊Positive Split: 2.7% slower second half

Checkpoint Splits

CheckpointDistanceTime of DayTimeAvg PaceSegment TimeSegment PaceDiff
5K
3.11 mi10:47:2222:117:0822:11
7:08
-
10K
6.21 mi11:09:3444:237:0922:12
7:09
+0:01
15K
9.32 mi11:31:341:06:237:0722:00
7:05
-0:04
20K
12.43 mi11:53:411:28:307:0722:07
7:07
+0:02
Half
13.11 mi11:58:281:33:177:074:47
7:01
-0:06
25K
15.53 mi12:15:451:50:347:0717:17
7:08
+0:07
30K
18.64 mi12:38:232:13:127:0922:38
7:17
+0:09
20M
20.00 mi12:48:252:23:147:1010:02
7:23
+0:06
21M
21.00 mi12:56:082:30:577:117:43
7:43
+0:20
35K
21.75 mi13:01:282:36:177:115:20
7:08
-0:35
23M
23.00 mi13:10:422:45:317:129:14
7:22
+0:14
24M
24.00 mi13:17:572:52:467:127:15
7:15
-0:07
40K
24.85 mi13:24:142:59:037:126:17
7:21
+0:06
25.2M
25.20 mi13:26:593:01:487:132:45
7:58
+0:37
Finish
26.22 mi13:34:173:09:067:137:18
7:10
-0:48

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

7:01 /mi

Average Pace

7:13 /mi

Slowest Pace

7:58 /mi

Loading chart...
Fastest
Middle
Slowest
Average

📊Segments

Segment Time Comparison

Time at Faster Pace

3:06:21

99% of race

Time at Steady Pace

2:45

1% of race

Time at Slower Pace

0:00

0% of race

Average Pace: 7:13 /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 mi10:47:2222:117:0822:11
7:08
#7117
10K
6.21 mi11:09:3444:237:0922:12
7:09
#7376
15K
9.32 mi11:31:341:06:237:0722:00
7:05
#7250
20K
12.43 mi11:53:411:28:307:0722:07
7:07
#7064
Half
13.11 mi11:58:281:33:177:074:47
7:01
#7026
25K
15.53 mi12:15:451:50:347:0717:17
7:08
#6876
30K
18.64 mi12:38:232:13:127:0922:38
7:17
#6654
20M
20.00 mi12:48:252:23:147:1010:02
7:23
#6587
21M
21.00 mi12:56:082:30:577:117:43
7:43
#6512
35K
21.75 mi13:01:282:36:177:115:20
7:08
#6463
23M
23.00 mi13:10:422:45:317:129:14
7:22
#6379
24M
24.00 mi13:17:572:52:467:127:15
7:15
#6311
40K
24.85 mi13:24:142:59:037:126:17
7:21
#6250
25.2M
25.20 mi13:26:593:01:487:132:45
7:58
#6233
Finish
26.22 mi13:34:173:09:067:137:18
7:10
#6212
Faster pace
Steady pace
Slower pace

Checkpoint and Segment Rankings

CheckpointDistanceSeg. DistOverallMalesM18-39Seg. OverallSeg. MalesSeg. M18-39
5K3.11 mi3.11 mi7117635963597031(Top 26%)6264(Top 41%)6264(Top 119%)
10K6.21 mi3.10 mi7376-2596540-1816540-1817710(Top 29%)6735(Top 44%)6735(Top 127%)
15K9.32 mi3.11 mi7250+1266434+1066434+1067031(Top 26%)6264(Top 41%)6264(Top 119%)
20K12.43 mi3.11 mi7064+1866295+1396295+1396638(Top 25%)5939(Top 39%)5939(Top 112%)
Half13.11 mi0.68 mi7026+386265+306265+306569(Top 25%)5909(Top 39%)5909(Top 112%)
25K15.53 mi2.42 mi6876+1506146+1196146+1196271(Top 24%)5632(Top 37%)5632(Top 107%)
30K18.64 mi3.11 mi6654+2225954+1925954+1925939(Top 22%)5332(Top 35%)5332(Top 101%)
20M20.00 mi1.36 mi6587+675892+625892+626086(Top 23%)5359(Top 35%)5359(Top 101%)
21M21.00 mi1.00 mi6512+755821+715821+715715(Top 21%)4987(Top 33%)4987(Top 94%)
35K21.75 mi0.75 mi6463+495778+435778+436067(Top 23%)5275(Top 35%)5275(Top 100%)
23M23.00 mi1.25 mi6379+845709+695709+695716(Top 21%)4992(Top 33%)4992(Top 94%)
24M24.00 mi1.00 mi6311+685646+635646+636028(Top 23%)5126(Top 34%)5126(Top 97%)
40K24.85 mi0.85 mi6250+615589+575589+575742(Top 22%)4858(Top 32%)4858(Top 92%)
25.2M25.20 mi0.35 mi6233+175568+215568+216297(Top 24%)5133(Top 34%)5133(Top 97%)
Finish26.22 mi1.02 mi6212+215541+275541+276172(Top 23%)5045(Top 33%)5045(Top 95%)

Segment Performance Analysis

10K→15K

0.0 - 3.1 mi

Top 26%
×21stories
+97ft-345ft

Overall

7031

Males

6264

M18-39

6264

5K→10K

3.1 - 6.2 mi

Top 29%
×5stories
+79ft-138ft

Overall

7710

Males

6735

M18-39

6735

10K→15K

6.2 - 9.3 mi

Top 26%
×3stories
+67ft-78ft

Overall

7031

Males

6264

M18-39

6264

15K→20K

9.3 - 12.4 mi

Top 25%
×5stories
+106ft-86ft

Overall

6638

Males

5939

M18-39

5939

20K→Half

12.4 - 13.1 mi

Top 25%
×2stories
+19ft-37ft

Overall

6569

Males

5909

M18-39

5909

Half→25K

13.1 - 15.5 mi

Top 24%
×4stories
+66ft-88ft

Overall

6271

Males

5632

M18-39

5632

25K→30K

15.5 - 18.6 mi

Top 22%
×9stories
+181ft-148ft

Overall

5939

Males

5332

M18-39

5332

30K→20M

18.6 - 20.0 mi

Top 23%
×5stories
+64ft-50ft

Overall

6086

Males

5359

M18-39

5359

20M→21M

20.0 - 21.0 mi

Top 21%
×8stories
+106ft-24ft

Overall

5715

Males

4987

M18-39

4987

21M→35K

21.0 - 21.8 mi

Top 23%
×7stories
+17ft-86ft

Overall

6067

Males

5275

M18-39

5275

35K→23M

21.8 - 23.0 mi

Top 21%
×5stories
+23ft-63ft

Overall

5716

Males

4992

M18-39

4992

23M→24M

23.0 - 24.0 mi

Top 23%
×6stories
+12ft-82ft

Overall

6028

Males

5126

M18-39

5126

24M→40K

24.0 - 24.9 mi

Top 22%
×1story
+6ft-20ft

Overall

5742

Males

4858

M18-39

4858

40K→25.2M

24.9 - 25.2 mi

Top 24%
×1story
+13ft-16ft

Overall

6297

Males

5133

M18-39

5133

25.2M→Finish

25.2 - 26.2 mi

Top 23%
×2stories
+22ft-21ft

Overall

6172

Males

5045

M18-39

5045

Passing Analysis

Category:
Athletes Passed
1607
Passed By
702
Net Change
+905
SegmentAthletes PassedPassed ByNet ChangeStart RankEnd Rank
Start → 5K----#7117
5K → 10K112371-259#7117#7376
10K → 15K20175+126#7376#7250
15K → 20K21832+186#7250#7064
20K → Half413+38#7064#7026
Half → 25K16616+150#7026#6876
25K → 30K24321+222#6876#6654
30K → 20M9528+67#6654#6587
20M → 21M9621+75#6587#6512
21M → 35K6516+49#6512#6463
35K → 23M10622+84#6463#6379
23M → 24M9426+68#6379#6311
24M → 40K7413+61#6311#6250
40K → 25.2M3013+17#6250#6233
25.2M → Finish6645+21#6233#6212
TOTALS1607702+905
📊

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