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BOSTON MARATHON 2023

Lucas Sarantos

Bib: 6440•M

MA

0:00
0:00
/ mi
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Overall
#0 / 26622
Top 10%
Gender (Male)
#0 / 15176
Top 16%
Division (M18-39)
#0 / 5285
Top 35%
Race Day Weather
49°/39°F
light intensity drizzle

⏱️ Race Timeline

Start
0:00:00
Race begins
5K· 3.11 mi
20:30
Rank: #2840
Start → 5K
20:30 | 6:36/mi
10K· 6.21 mi
40:41
Rank: #2781 (+59)
5K → 10K
20:11 | 6:30/mi
15K· 9.32 mi
1:01:22
Rank: #3073 (-292)
10K → 15K
20:41 | 6:39/mi
20K· 12.43 mi
1:21:35
Rank: #2834 (+239)
15K → 20K
20:13 | 6:30/mi
Half· 13.11 mi
1:25:56
Rank: #2774 (+60)
20K → Half
4:21 | 6:23/mi
25K· 15.53 mi
1:41:39
Rank: #2643 (+131)
Half → 25K
15:43 | 6:29/mi
30K· 18.64 mi
2:02:14
Rank: #2510 (+133)
25K → 30K
20:35 | 6:38/mi
20M
2:11:25
Rank: #2479 (+31)
30K → 20M
9:11 | 6:45/mi
21M
2:18:34
Rank: #2477 (+2)
20M → 21M
7:09 | 7:09/mi
35K· 21.75 mi
2:23:26
Rank: #2455 (+22)
21M → 35K
4:52 | 6:30/mi
23M
2:31:51
Rank: #2408 (+47)
35K → 23M
8:25 | 6:43/mi
24M
2:38:30
Rank: #2401 (+7)
23M → 24M
6:39 | 6:39/mi
40K· 24.85 mi
2:44:30
Rank: #2417 (-16)
24M → 40K
6:00 | 7:01/mi
25.2M
2:47:10
Rank: #2436 (-19)
40K → 25.2M
2:40 | 7:44/mi
Finish· 26.22 mi
2:54:21
Rank: #2552 (-116)
25.2M → Finish
7:11 | 7:03/mi

The Course

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Half Splits

1st Half· via HalfFaster
Distance13.11 mi
Time1:25:56
Pace6:33 /mi
2nd Half
Distance13.11 mi
Time1:28:25
Pace6:45 /mi
📊Positive Split: 2.9% slower second half

Checkpoint Splits

CheckpointDistanceTime of DayTimeAvg PaceSegment TimeSegment PaceDiff
5K
3.11 mi10:24:1620:306:3620:30
6:36
-
10K
6.21 mi10:44:2740:416:3320:11
6:30
-0:06
15K
9.32 mi11:05:081:01:226:3520:41
6:39
+0:09
20K
12.43 mi11:25:211:21:356:3420:13
6:30
-0:09
Half
13.11 mi11:29:421:25:566:334:21
6:23
-0:07
25K
15.53 mi11:45:251:41:396:3315:43
6:29
+0:06
30K
18.64 mi12:06:002:02:146:3320:35
6:38
+0:09
20M
20.00 mi12:15:112:11:256:349:11
6:45
+0:07
21M
21.00 mi12:22:202:18:346:367:09
7:09
+0:24
35K
21.75 mi12:27:122:23:266:364:52
6:30
-0:39
23M
23.00 mi12:35:372:31:516:368:25
6:43
+0:13
24M
24.00 mi12:42:162:38:306:366:39
6:39
-0:04
40K
24.85 mi12:48:162:44:306:376:00
7:01
+0:22
25.2M
25.20 mi12:50:562:47:106:382:40
7:44
+0:43
Finish
26.22 mi12:58:072:54:216:397:11
7:03
-0:41

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

6:23 /mi

Average Pace

6:39 /mi

Slowest Pace

7:44 /mi

Loading chart...
Fastest
Middle
Slowest
Average

📊Segments

Segment Time Comparison

Time at Faster Pace

4:21

2% of race

Time at Steady Pace

2:27:00

84% of race

Time at Slower Pace

23:00

13% of race

Average Pace: 6:39 /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 mi10:24:1620:306:3620:30
6:36
#2840
10K
6.21 mi10:44:2740:416:3320:11
6:30
#2781
15K
9.32 mi11:05:081:01:226:3520:41
6:39
#3073
20K
12.43 mi11:25:211:21:356:3420:13
6:30
#2834
Half
13.11 mi11:29:421:25:566:334:21
6:23
#2774
25K
15.53 mi11:45:251:41:396:3315:43
6:29
#2643
30K
18.64 mi12:06:002:02:146:3320:35
6:38
#2510
20M
20.00 mi12:15:112:11:256:349:11
6:45
#2479
21M
21.00 mi12:22:202:18:346:367:09
7:09
#2477
35K
21.75 mi12:27:122:23:266:364:52
6:30
#2455
23M
23.00 mi12:35:372:31:516:368:25
6:43
#2408
24M
24.00 mi12:42:162:38:306:366:39
6:39
#2401
40K
24.85 mi12:48:162:44:306:376:00
7:01
#2417
25.2M
25.20 mi12:50:562:47:106:382:40
7:44
#2436
Finish
26.22 mi12:58:072:54:216:397:11
7:03
#2552
Faster pace
Steady pace
Slower pace

Checkpoint and Segment Rankings

CheckpointDistanceSeg. DistOverallMalesM18-39Seg. OverallSeg. MalesSeg. M18-39
5K3.11 mi3.11 mi2840270327033721(Top 14%)3505(Top 23%)3505(Top 66%)
10K6.21 mi3.10 mi2781+592651+522651+522759(Top 10%)2637(Top 17%)2637(Top 50%)
15K9.32 mi3.11 mi3073-2922928-2772928-2773721(Top 14%)3505(Top 23%)3505(Top 66%)
20K12.43 mi3.11 mi2834+2392707+2212707+2212328(Top 9%)2231(Top 15%)2231(Top 42%)
Half13.11 mi0.68 mi2774+602653+542653+542137(Top 8%)2053(Top 14%)2053(Top 39%)
25K15.53 mi2.42 mi2643+1312526+1272526+1272090(Top 8%)2004(Top 13%)2004(Top 38%)
30K18.64 mi3.11 mi2510+1332401+1252401+1252078(Top 8%)1985(Top 13%)1985(Top 38%)
20M20.00 mi1.36 mi2479+312374+272374+272558(Top 10%)2425(Top 16%)2425(Top 46%)
21M21.00 mi1.00 mi2477+22373+12373+12832(Top 11%)2657(Top 18%)2657(Top 50%)
35K21.75 mi0.75 mi2455+222351+222351+222432(Top 9%)2304(Top 15%)2304(Top 44%)
23M23.00 mi1.25 mi2408+472304+472304+472260(Top 8%)2131(Top 14%)2131(Top 40%)
24M24.00 mi1.00 mi2401+72298+62298+62818(Top 11%)2619(Top 17%)2619(Top 50%)
40K24.85 mi0.85 mi2417-162311-132311-133901(Top 15%)3504(Top 23%)3504(Top 66%)
25.2M25.20 mi0.35 mi2436-192328-172328-174939(Top 19%)4216(Top 28%)4216(Top 80%)
Finish26.22 mi1.02 mi2552-1162432-1042432-1045464(Top 21%)4556(Top 30%)4556(Top 86%)

Segment Performance Analysis

10K→15K

0.0 - 3.1 mi

Top 14%
×21stories
+97ft-345ft

Overall

3721

Males

3505

M18-39

3505

5K→10K

3.1 - 6.2 mi

Top 10%
×5stories
+79ft-138ft

Overall

2759

Males

2637

M18-39

2637

10K→15K

6.2 - 9.3 mi

Top 14%
×3stories
+67ft-78ft

Overall

3721

Males

3505

M18-39

3505

15K→20K

9.3 - 12.4 mi

Top 9%
×5stories
+106ft-86ft

Overall

2328

Males

2231

M18-39

2231

20K→Half

12.4 - 13.1 mi

Top 8%
×2stories
+19ft-37ft

Overall

2137

Males

2053

M18-39

2053

Half→25K

13.1 - 15.5 mi

Top 8%
×4stories
+66ft-88ft

Overall

2090

Males

2004

M18-39

2004

25K→30K

15.5 - 18.6 mi

Top 8%
×9stories
+181ft-148ft

Overall

2078

Males

1985

M18-39

1985

30K→20M

18.6 - 20.0 mi

Top 10%
×5stories
+64ft-50ft

Overall

2558

Males

2425

M18-39

2425

20M→21M

20.0 - 21.0 mi

Top 11%
×8stories
+106ft-24ft

Overall

2832

Males

2657

M18-39

2657

21M→35K

21.0 - 21.8 mi

Top 9%
×7stories
+17ft-86ft

Overall

2432

Males

2304

M18-39

2304

35K→23M

21.8 - 23.0 mi

Top 8%
×5stories
+23ft-63ft

Overall

2260

Males

2131

M18-39

2131

23M→24M

23.0 - 24.0 mi

Top 11%
×6stories
+12ft-82ft

Overall

2818

Males

2619

M18-39

2619

24M→40K

24.0 - 24.9 mi

Top 15%
×1story
+6ft-20ft

Overall

3901

Males

3504

M18-39

3504

40K→25.2M

24.9 - 25.2 mi

Top 19%
×1story
+13ft-16ft

Overall

4939

Males

4216

M18-39

4216

25.2M→Finish

25.2 - 26.2 mi

Top 21%
×2stories
+22ft-21ft

Overall

5464

Males

4556

M18-39

4556

Passing Analysis

Category:
Athletes Passed
1050
Passed By
762
Net Change
+288
SegmentAthletes PassedPassed ByNet ChangeStart RankEnd Rank
Start → 5K----#2840
5K → 10K186127+59#2840#2781
10K → 15K21313-292#2781#3073
15K → 20K25011+239#3073#2834
20K → Half611+60#2834#2774
Half → 25K1376+131#2774#2643
25K → 30K14815+133#2643#2510
30K → 20M4918+31#2510#2479
20M → 21M4038+2#2479#2477
21M → 35K3412+22#2477#2455
35K → 23M5912+47#2455#2408
23M → 24M2720+7#2408#2401
24M → 40K1834-16#2401#2417
40K → 25.2M1130-19#2417#2436
25.2M → Finish9125-116#2436#2552
TOTALS1050762+288
📊

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