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BOSTON MARATHON 2023

Diego Alfaro Bornitz

Bib: 3360•M

0:00
0:00
/ mi
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Overall
#0 / 26622
Top 9%
Gender (Male)
#0 / 15176
Top 15%
Division (M18-39)
#0 / 5285
Top 33%
Race Day Weather
49°/39°F
light intensity drizzle

⏱️ Race Timeline

Start
0:00:00
Race begins
5K· 3.11 mi
20:56
Rank: #3977
Start → 5K
20:56 | 6:44/mi
10K· 6.21 mi
41:06
Rank: #3255 (+722)
5K → 10K
20:10 | 6:29/mi
15K· 9.32 mi
1:01:20
Rank: #3046 (+209)
10K → 15K
20:14 | 6:31/mi
20K· 12.43 mi
1:21:46
Rank: #2924 (+122)
15K → 20K
20:26 | 6:35/mi
Half· 13.11 mi
1:26:14
Rank: #2934 (-10)
20K → Half
4:28 | 6:33/mi
25K· 15.53 mi
1:42:19
Rank: #2897 (+37)
Half → 25K
16:05 | 6:38/mi
30K· 18.64 mi
2:03:07
Rank: #2768 (+129)
25K → 30K
20:48 | 6:42/mi
20M
2:12:11
Rank: #2689 (+79)
30K → 20M
9:04 | 6:40/mi
21M
2:19:09
Rank: #2610 (+79)
20M → 21M
6:58 | 6:58/mi
35K· 21.75 mi
2:24:02
Rank: #2583 (+27)
21M → 35K
4:53 | 6:32/mi
23M
2:32:22
Rank: #2492 (+91)
35K → 23M
8:20 | 6:39/mi
24M
2:38:40
Rank: #2422 (+70)
23M → 24M
6:18 | 6:18/mi
40K· 24.85 mi
2:44:16
Rank: #2375 (+47)
24M → 40K
5:36 | 6:33/mi
25.2M
2:46:41
Rank: #2356 (+19)
40K → 25.2M
2:25 | 7:00/mi
Finish· 26.22 mi
2:53:11
Rank: #2309 (+47)
25.2M → Finish
6:30 | 6:23/mi

The Course

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Half Splits

1st Half· via Half⚖️ Balanced
Distance13.11 mi
Time1:26:14
Pace6:35 /mi
2nd Half⚖️ Balanced
Distance13.11 mi
Time1:26:57
Pace6:38 /mi
📊Even Split: Consistent pacing between halves

Checkpoint Splits

CheckpointDistanceTime of DayTimeAvg PaceSegment TimeSegment PaceDiff
5K
3.11 mi10:22:2920:566:4420:56
6:44
-
10K
6.21 mi10:42:3941:066:3720:10
6:29
-0:15
15K
9.32 mi11:02:531:01:206:3520:14
6:31
+0:02
20K
12.43 mi11:23:191:21:466:3520:26
6:35
+0:04
Half
13.11 mi11:27:471:26:146:354:28
6:33
-0:02
25K
15.53 mi11:43:521:42:196:3516:05
6:38
+0:05
30K
18.64 mi12:04:402:03:076:3620:48
6:42
+0:04
20M
20.00 mi12:13:442:12:116:379:04
6:40
-0:02
21M
21.00 mi12:20:422:19:096:386:58
6:58
+0:18
35K
21.75 mi12:25:352:24:026:374:53
6:32
-0:26
23M
23.00 mi12:33:552:32:226:378:20
6:39
+0:07
24M
24.00 mi12:40:132:38:406:376:18
6:18
-0:21
40K
24.85 mi12:45:492:44:166:375:36
6:33
+0:15
25.2M
25.20 mi12:48:142:46:416:372:25
7:00
+0:27
Finish
26.22 mi12:54:442:53:116:376:30
6:23
-0:37

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

6:18 /mi

Average Pace

6:37 /mi

Slowest Pace

7:00 /mi

Loading chart...
Fastest
Middle
Slowest
Average

📊Segments

Segment Time Comparison

Time at Faster Pace

2:43:48

95% of race

Time at Steady Pace

9:23

5% of race

Time at Slower Pace

0:00

0% of race

Average Pace: 6:36 /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 mi10:22:2920:566:4420:56
6:44
#3977
10K
6.21 mi10:42:3941:066:3720:10
6:29
#3255
15K
9.32 mi11:02:531:01:206:3520:14
6:31
#3046
20K
12.43 mi11:23:191:21:466:3520:26
6:35
#2924
Half
13.11 mi11:27:471:26:146:354:28
6:33
#2934
25K
15.53 mi11:43:521:42:196:3516:05
6:38
#2897
30K
18.64 mi12:04:402:03:076:3620:48
6:42
#2768
20M
20.00 mi12:13:442:12:116:379:04
6:40
#2689
21M
21.00 mi12:20:422:19:096:386:58
6:58
#2610
35K
21.75 mi12:25:352:24:026:374:53
6:32
#2583
23M
23.00 mi12:33:552:32:226:378:20
6:39
#2492
24M
24.00 mi12:40:132:38:406:376:18
6:18
#2422
40K
24.85 mi12:45:492:44:166:375:36
6:33
#2375
25.2M
25.20 mi12:48:142:46:416:372:25
7:00
#2356
Finish
26.22 mi12:54:442:53:116:376:30
6:23
#2309
Faster pace
Steady pace
Slower pace

Checkpoint and Segment Rankings

CheckpointDistanceSeg. DistOverallMalesM18-39Seg. OverallSeg. MalesSeg. M18-39
5K3.11 mi3.11 mi3977373037302694(Top 10%)2573(Top 17%)2573(Top 49%)
10K6.21 mi3.10 mi3255+7223085+6453085+6452720(Top 10%)2601(Top 17%)2601(Top 49%)
15K9.32 mi3.11 mi3046+2092903+1822903+1822694(Top 10%)2573(Top 17%)2573(Top 49%)
20K12.43 mi3.11 mi2924+1222794+1092794+1092684(Top 10%)2566(Top 17%)2566(Top 49%)
Half13.11 mi0.68 mi2934-102801-72801-73012(Top 11%)2877(Top 19%)2877(Top 54%)
25K15.53 mi2.42 mi2897+372768+332768+332897(Top 11%)2767(Top 18%)2767(Top 52%)
30K18.64 mi3.11 mi2768+1292646+1222646+1222365(Top 9%)2251(Top 15%)2251(Top 43%)
20M20.00 mi1.36 mi2689+792570+762570+762147(Top 8%)2042(Top 13%)2042(Top 39%)
21M21.00 mi1.00 mi2610+792497+732497+731978(Top 7%)1873(Top 12%)1873(Top 35%)
35K21.75 mi0.75 mi2583+272469+282469+282522(Top 9%)2381(Top 16%)2381(Top 45%)
23M23.00 mi1.25 mi2492+912384+852384+851974(Top 7%)1869(Top 12%)1869(Top 35%)
24M24.00 mi1.00 mi2422+702318+662318+661346(Top 5%)1274(Top 8%)1274(Top 24%)
40K24.85 mi0.85 mi2375+472271+472271+471724(Top 6%)1622(Top 11%)1622(Top 31%)
25.2M25.20 mi0.35 mi2356+192254+172254+171750(Top 7%)1643(Top 11%)1643(Top 31%)
Finish26.22 mi1.02 mi2309+472211+432211+431913(Top 7%)1784(Top 12%)1784(Top 34%)

Segment Performance Analysis

10K→15K

0.0 - 3.1 mi

Top 10%
×21stories
+97ft-345ft

Overall

2694

Males

2573

M18-39

2573

5K→10K

3.1 - 6.2 mi

Top 10%
×5stories
+79ft-138ft

Overall

2720

Males

2601

M18-39

2601

10K→15K

6.2 - 9.3 mi

Top 10%
×3stories
+67ft-78ft

Overall

2694

Males

2573

M18-39

2573

15K→20K

9.3 - 12.4 mi

Top 10%
×5stories
+106ft-86ft

Overall

2684

Males

2566

M18-39

2566

20K→Half

12.4 - 13.1 mi

Top 11%
×2stories
+19ft-37ft

Overall

3012

Males

2877

M18-39

2877

Half→25K

13.1 - 15.5 mi

Top 11%
×4stories
+66ft-88ft

Overall

2897

Males

2767

M18-39

2767

25K→30K

15.5 - 18.6 mi

Top 9%
×9stories
+181ft-148ft

Overall

2365

Males

2251

M18-39

2251

30K→20M

18.6 - 20.0 mi

Top 8%
×5stories
+64ft-50ft

Overall

2147

Males

2042

M18-39

2042

20M→21M

20.0 - 21.0 mi

Top 7%
×8stories
+106ft-24ft

Overall

1978

Males

1873

M18-39

1873

21M→35K

21.0 - 21.8 mi

Top 9%
×7stories
+17ft-86ft

Overall

2522

Males

2381

M18-39

2381

35K→23M

21.8 - 23.0 mi

Top 7%
×5stories
+23ft-63ft

Overall

1974

Males

1869

M18-39

1869

23M→24M

23.0 - 24.0 mi

Top 5%
×6stories
+12ft-82ft

Overall

1346

Males

1274

M18-39

1274

24M→40K

24.0 - 24.9 mi

Top 6%
×1story
+6ft-20ft

Overall

1724

Males

1622

M18-39

1622

40K→25.2M

24.9 - 25.2 mi

Top 7%
×1story
+13ft-16ft

Overall

1750

Males

1643

M18-39

1643

25.2M→Finish

25.2 - 26.2 mi

Top 7%
×2stories
+22ft-21ft

Overall

1913

Males

1784

M18-39

1784

Passing Analysis

Category:
Athletes Passed
1863
Passed By
195
Net Change
+1668
SegmentAthletes PassedPassed ByNet ChangeStart RankEnd Rank
Start → 5K----#3977
5K → 10K74119+722#3977#3255
10K → 15K23728+209#3255#3046
15K → 20K15129+122#3046#2924
20K → Half919-10#2924#2934
Half → 25K7942+37#2934#2897
25K → 30K15021+129#2897#2768
30K → 20M823+79#2768#2689
20M → 21M801+79#2689#2610
21M → 35K347+27#2610#2583
35K → 23M998+91#2583#2492
23M → 24M722+70#2492#2422
24M → 40K525+47#2422#2375
40K → 25.2M223+19#2375#2356
25.2M → Finish558+47#2356#2309
TOTALS1863195+1668
📊

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