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BOSTON MARATHON 2023

Samuel Sufler

Bib: 6636•M

PA

0:00
0:00
/ mi
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Overall
#0 / 26622
Top 12%
Gender (Male)
#0 / 15176
Top 20%
Division (M18-39)
#0 / 5285
Top 42%
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
6:46/mi
21:01
↑ 97↓ 3451.5%
10K· 6.21 mi
6:43/mi
41:54
↑ 79↓ 1380.4%
15K· 9.32 mi
6:41/mi
1:02:40
↑ 67↓ 78
20K· 12.43 mi
6:39/mi
1:23:21
↑ 106↓ 860.1%
Half· 13.11 mi
6:30/mi
1:27:47
↑ 19↓ 370.5%
25K· 15.53 mi
6:32/mi
1:43:37
↑ 66↓ 880.2%
30K· 18.64 mi
6:53/mi
2:05:00
↑ 181↓ 1480.2%
20M
6:56/mi
2:14:25
↑ 64↓ 500.2%
21M
7:27/mi
2:21:52
↑ 106↓ 241.6%
35K· 21.75 mi
6:34/mi
2:26:47
↑ 17↓ 861.7%
23M
6:42/mi
2:35:10
↑ 23↓ 630.6%
24M
6:37/mi
2:41:47
↓ 821.3%
40K· 24.85 mi
6:56/mi
2:47:43
↓ 200.3%
25.2M
7:27/mi
2:50:17
↑ 13↓ 160.2%
Finish· 26.22 mi
6:34/mi
2:56:58
↑ 22↓ 21

The Course

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Half Splits

1st Half· via HalfFaster
Distance13.11 mi
Time1:27:47
Pace6:42 /mi
2nd Half
Distance13.11 mi
Time1:29:11
Pace6:48 /mi
📊Positive Split: 1.6% slower second half

Checkpoint Splits

CheckpointDistanceTime of DayTimeAvg PaceSegment TimeSegment PaceDiff
5K
3.11 mi10:24:1021:016:4621:01
6:46
-
10K
6.21 mi10:45:0341:546:4520:53
6:43
-0:03
15K
9.32 mi11:05:491:02:406:4320:46
6:41
-0:02
20K
12.43 mi11:26:301:23:216:4220:41
6:39
-0:02
Half
13.11 mi11:30:561:27:476:424:26
6:30
-0:09
25K
15.53 mi11:46:461:43:376:4015:50
6:32
+0:02
30K
18.64 mi12:08:092:05:006:4221:23
6:53
+0:21
20M
20.00 mi12:17:342:14:256:439:25
6:56
+0:03
21M
21.00 mi12:25:012:21:526:457:27
7:27
+0:31
35K
21.75 mi12:29:562:26:476:454:55
6:34
-0:53
23M
23.00 mi12:38:192:35:106:458:23
6:42
+0:08
24M
24.00 mi12:44:562:41:476:446:37
6:37
-0:05
40K
24.85 mi12:50:522:47:436:455:56
6:56
+0:19
25.2M
25.20 mi12:53:262:50:176:452:34
7:27
+0:31
Finish
26.22 mi13:00:072:56:586:456:41
6:34
-0:53

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

6:30 /mi

Average Pace

6:45 /mi

Slowest Pace

7:27 /mi

Loading chart...
Fastest
Middle
Slowest
Average

📊Segments

Segment Time Comparison

Time at Faster Pace

2:46:57

94% of race

Time at Steady Pace

10:01

6% of race

Time at Slower Pace

0:00

0% of race

Average Pace: 6:45 /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 mi10:24:1021:016:4621:01
6:46
#4288
10K
6.21 mi10:45:0341:546:4520:53
6:43
#4399
15K
9.32 mi11:05:491:02:406:4320:46
6:41
#4249
20K
12.43 mi11:26:301:23:216:4220:41
6:39
#3931
Half
13.11 mi11:30:561:27:476:424:26
6:30
#3860
25K
15.53 mi11:46:461:43:376:4015:50
6:32
#3509
30K
18.64 mi12:08:092:05:006:4221:23
6:53
#3482
20M
20.00 mi12:17:342:14:256:439:25
6:56
#3467
21M
21.00 mi12:25:012:21:526:457:27
7:27
#3499
35K
21.75 mi12:29:562:26:476:454:55
6:34
#3436
23M
23.00 mi12:38:192:35:106:458:23
6:42
#3310
24M
24.00 mi12:44:562:41:476:446:37
6:37
#3259
40K
24.85 mi12:50:522:47:436:455:56
6:56
#3250
25.2M
25.20 mi12:53:262:50:176:452:34
7:27
#3248
Finish
26.22 mi13:00:072:56:586:456:41
6:34
#3179
Faster pace
Steady pace
Slower pace

Checkpoint and Segment Rankings

CheckpointDistanceSeg. DistOverallMalesM18-39Seg. OverallSeg. MalesSeg. M18-39
5K3.11 mi3.11 mi4288400640063964(Top 15%)3725(Top 25%)3725(Top 70%)
10K6.21 mi3.10 mi4399-1114118-1124118-1124541(Top 17%)4238(Top 28%)4238(Top 80%)
15K9.32 mi3.11 mi4249+1503981+1373981+1373964(Top 15%)3725(Top 25%)3725(Top 70%)
20K12.43 mi3.11 mi3931+3183700+2813700+2813229(Top 12%)3066(Top 20%)3066(Top 58%)
Half13.11 mi0.68 mi3860+713641+593641+592803(Top 11%)2687(Top 18%)2687(Top 51%)
25K15.53 mi2.42 mi3509+3513328+3133328+3132337(Top 9%)2239(Top 15%)2239(Top 42%)
30K18.64 mi3.11 mi3482+273296+323296+323529(Top 13%)3313(Top 22%)3313(Top 63%)
20M20.00 mi1.36 mi3467+153278+183278+183576(Top 13%)3335(Top 22%)3335(Top 63%)
21M21.00 mi1.00 mi3499-323314-363314-364330(Top 16%)3956(Top 26%)3956(Top 75%)
35K21.75 mi0.75 mi3436+633253+613253+612844(Top 11%)2671(Top 18%)2671(Top 51%)
23M23.00 mi1.25 mi3310+1263135+1183135+1182177(Top 8%)2057(Top 14%)2057(Top 39%)
24M24.00 mi1.00 mi3259+513085+503085+502654(Top 10%)2472(Top 16%)2472(Top 47%)
40K24.85 mi0.85 mi3250+93076+93076+93518(Top 13%)3197(Top 21%)3197(Top 60%)
25.2M25.20 mi0.35 mi3248+23072+43072+43585(Top 13%)3213(Top 21%)3213(Top 61%)
Finish26.22 mi1.02 mi3179+693008+643008+642752(Top 10%)2510(Top 17%)2510(Top 47%)

Segment Performance Analysis

10K→15K

0.0 - 3.1 mi

Top 15%
×21story building
+97ft-345ft

Overall

3964

Males

3725

M18-39

3725

5K→10K

3.1 - 6.2 mi

Top 17%
×5story building
+79ft-138ft

Overall

4541

Males

4238

M18-39

4238

10K→15K

6.2 - 9.3 mi

Top 15%
×3story building
+67ft-78ft

Overall

3964

Males

3725

M18-39

3725

15K→20K

9.3 - 12.4 mi

Top 12%
×5story building
+106ft-86ft

Overall

3229

Males

3066

M18-39

3066

20K→Half

12.4 - 13.1 mi

Top 11%
×2story building
+19ft-37ft

Overall

2803

Males

2687

M18-39

2687

Half→25K

13.1 - 15.5 mi

Top 9%
×4story building
+66ft-88ft

Overall

2337

Males

2239

M18-39

2239

25K→30K

15.5 - 18.6 mi

Top 13%
×9story building
+181ft-148ft

Overall

3529

Males

3313

M18-39

3313

30K→20M

18.6 - 20.0 mi

Top 13%
×5story building
+64ft-50ft

Overall

3576

Males

3335

M18-39

3335

20M→21M

20.0 - 21.0 mi

Top 16%
×8story building
+106ft-24ft

Overall

4330

Males

3956

M18-39

3956

21M→35K

21.0 - 21.8 mi

Top 11%
×7story building
+17ft-86ft

Overall

2844

Males

2671

M18-39

2671

35K→23M

21.8 - 23.0 mi

Top 8%
×5story building
+23ft-63ft

Overall

2177

Males

2057

M18-39

2057

23M→24M

23.0 - 24.0 mi

Top 10%
×6story building
+12ft-82ft

Overall

2654

Males

2472

M18-39

2472

24M→40K

24.0 - 24.9 mi

Top 13%
×1story
+6ft-20ft

Overall

3518

Males

3197

M18-39

3197

40K→25.2M

24.9 - 25.2 mi

Top 13%
×1story
+13ft-16ft

Overall

3585

Males

3213

M18-39

3213

25.2M→Finish

25.2 - 26.2 mi

Top 10%
×2story building
+22ft-21ft

Overall

2752

Males

2510

M18-39

2510

Passing Analysis

Category:
Athletes Passed
1779
Passed By
670
Net Change
+1109
SegmentAthletes PassedPassed ByNet ChangeStart RankEnd Rank
Start → 5K----#4288
5K → 10K169280-111#4288#4399
10K → 15K21363+150#4399#4249
15K → 20K3246+318#4249#3931
20K → Half743+71#3931#3860
Half → 25K3510+351#3860#3509
25K → 30K12194+27#3509#3482
30K → 20M6348+15#3482#3467
20M → 21M4375-32#3467#3499
21M → 35K7512+63#3499#3436
35K → 23M1315+126#3436#3310
23M → 24M7120+51#3310#3259
24M → 40K4334+9#3259#3250
40K → 25.2M1816+2#3250#3248
25.2M → Finish8314+69#3248#3179
TOTALS1779670+1109
📊

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