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BOSTON MARATHON 2023

Joseph Sasiela

Bib: 21308•M

MI

0:00
0:00
/ mi
Masters
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Overall
#0 / 26622
Gender (Male)
#0 / 15176
Masters (Masters Men)
#0 / 9891
Division (M65-69)
#0 / 549
Top 46%
Race Day Weather
49°/39°F
light intensity drizzle

⏱️ Race Timeline

Start
0:00:00
Race begins
5K· 3.11 mi
27:34
Rank: #19852
Start → 5K
27:34 | 8:52/mi
10K· 6.21 mi
55:04
Rank: #19988 (-136)
5K → 10K
27:30 | 8:51/mi
15K· 9.32 mi
1:22:57
Rank: #20120 (-132)
10K → 15K
27:53 | 8:58/mi
20K· 12.43 mi
1:50:42
Rank: #19893 (+227)
15K → 20K
27:45 | 8:56/mi
Half· 13.11 mi
1:56:42
Rank: #19861 (+32)
20K → Half
6:00 | 8:48/mi
25K· 15.53 mi
2:18:25
Rank: #19674 (+187)
Half → 25K
21:43 | 8:57/mi
30K· 18.64 mi
2:47:38
Rank: #19561 (+113)
25K → 30K
29:13 | 9:24/mi
20M
3:00:38
Rank: #19512 (+49)
30K → 20M
13:00 | 9:34/mi
21M
3:10:45
Rank: #19433 (+79)
20M → 21M
10:07 | 10:07/mi
35K· 21.75 mi
3:17:35
Rank: #19388 (+45)
21M → 35K
6:50 | 9:08/mi
23M
3:29:35
Rank: #19362 (+26)
35K → 23M
12:00 | 9:35/mi
24M
3:38:55
Rank: #19327 (+35)
23M → 24M
9:20 | 9:20/mi
40K· 24.85 mi
3:47:12
Rank: #19328 (-1)
24M → 40K
8:17 | 9:41/mi
25.2M
3:50:49
Rank: #19335 (-7)
40K → 25.2M
3:37 | 10:29/mi
Finish· 26.22 mi
4:00:26
Rank: #19389 (-54)
25.2M → Finish
9:37 | 9:26/mi

The Course

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Half Splits

1st Half· via HalfFaster
Distance13.11 mi
Time1:56:42
Pace8:54 /mi
2nd Half
Distance13.11 mi
Time2:03:44
Pace9:26 /mi
📊Positive Split: 6.0% slower second half

Checkpoint Splits

CheckpointDistanceTime of DayTimeAvg PaceSegment TimeSegment PaceDiff
5K
3.11 mi11:20:5727:348:5227:34
8:52
-
10K
6.21 mi11:48:2755:048:5227:30
8:51
-0:01
15K
9.32 mi12:16:201:22:578:5427:53
8:58
+0:07
20K
12.43 mi12:44:051:50:428:5427:45
8:56
-0:02
Half
13.11 mi12:50:051:56:428:546:00
8:48
-0:08
25K
15.53 mi13:11:482:18:258:5521:43
8:57
+0:09
30K
18.64 mi13:41:012:47:389:0029:13
9:24
+0:27
20M
20.00 mi13:54:013:00:389:0213:00
9:34
+0:10
21M
21.00 mi14:04:083:10:459:0510:07
10:07
+0:33
35K
21.75 mi14:10:583:17:359:056:50
9:08
-0:59
23M
23.00 mi14:22:583:29:359:0712:00
9:35
+0:27
24M
24.00 mi14:32:183:38:559:079:20
9:20
-0:15
40K
24.85 mi14:40:353:47:129:088:17
9:41
+0:21
25.2M
25.20 mi14:44:123:50:499:103:37
10:29
+0:48
Finish
26.22 mi14:53:494:00:269:119:37
9:26
-1:03

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

8:48 /mi

Average Pace

9:11 /mi

Slowest Pace

10:29 /mi

Loading chart...
Fastest
Middle
Slowest
Average

📊Segments

Segment Time Comparison

Time at Faster Pace

3:38:25

91% of race

Time at Steady Pace

18:24

8% of race

Time at Slower Pace

3:37

2% of race

Average Pace: 9:10 /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 mi11:20:5727:348:5227:34
8:52
#19852
10K
6.21 mi11:48:2755:048:5227:30
8:51
#19988
15K
9.32 mi12:16:201:22:578:5427:53
8:58
#20120
20K
12.43 mi12:44:051:50:428:5427:45
8:56
#19893
Half
13.11 mi12:50:051:56:428:546:00
8:48
#19861
25K
15.53 mi13:11:482:18:258:5521:43
8:57
#19674
30K
18.64 mi13:41:012:47:389:0029:13
9:24
#19561
20M
20.00 mi13:54:013:00:389:0213:00
9:34
#19512
21M
21.00 mi14:04:083:10:459:0510:07
10:07
#19433
35K
21.75 mi14:10:583:17:359:056:50
9:08
#19388
23M
23.00 mi14:22:583:29:359:0712:00
9:35
#19362
24M
24.00 mi14:32:183:38:559:079:20
9:20
#19327
40K
24.85 mi14:40:353:47:129:088:17
9:41
#19328
25.2M
25.20 mi14:44:123:50:499:103:37
10:29
#19335
Finish
26.22 mi14:53:494:00:269:119:37
9:26
#19389
Faster pace
Steady pace
Slower pace

Checkpoint and Segment Rankings

CheckpointDistanceSeg. DistOverallMalesM65-69Seg. OverallSeg. MalesSeg. M65-69
5K3.11 mi3.11 mi19852121101211020382(Top 77%)12471(Top 82%)12471(Top 2272%)
10K6.21 mi3.10 mi19988-13612207-9712207-9720180(Top 76%)12351(Top 81%)12351(Top 2250%)
15K9.32 mi3.11 mi20120-13212294-8712294-8720382(Top 77%)12471(Top 82%)12471(Top 2272%)
20K12.43 mi3.11 mi19893+22712217+7712217+7719371(Top 73%)12045(Top 79%)12045(Top 2194%)
Half13.11 mi0.68 mi19861+3212201+1612201+1619430(Top 73%)12071(Top 80%)12071(Top 2199%)
25K15.53 mi2.42 mi19674+18712129+7212129+7218741(Top 70%)11738(Top 77%)11738(Top 2138%)
30K18.64 mi3.11 mi19561+11312075+5412075+5419045(Top 72%)11804(Top 78%)11804(Top 2150%)
20M20.00 mi1.36 mi19512+4912031+4412031+4419099(Top 72%)11730(Top 77%)11730(Top 2137%)
21M21.00 mi1.00 mi19433+7911990+4111990+4118445(Top 69%)11405(Top 75%)11405(Top 2077%)
35K21.75 mi0.75 mi19388+4511970+2011970+2018458(Top 69%)11359(Top 75%)11359(Top 2069%)
23M23.00 mi1.25 mi19362+2611956+1411956+1418656(Top 70%)11419(Top 75%)11419(Top 2080%)
24M24.00 mi1.00 mi19327+3511936+2011936+2018591(Top 70%)11352(Top 75%)11352(Top 2068%)
40K24.85 mi0.85 mi19328-111921+1511921+1518975(Top 71%)11475(Top 76%)11475(Top 2090%)
25.2M25.20 mi0.35 mi19335-711922-111922-119036(Top 72%)11492(Top 76%)11492(Top 2093%)
Finish26.22 mi1.02 mi19389-5411938-1611938-1619889(Top 75%)11934(Top 79%)11934(Top 2174%)

Segment Performance Analysis

10K→15K

0.0 - 3.1 mi

Top 77%
×21stories
+97ft-345ft

Overall

20382

Males

12471

M65-69

12471

5K→10K

3.1 - 6.2 mi

Top 76%
×5stories
+79ft-138ft

Overall

20180

Males

12351

M65-69

12351

10K→15K

6.2 - 9.3 mi

Top 77%
×3stories
+67ft-78ft

Overall

20382

Males

12471

M65-69

12471

15K→20K

9.3 - 12.4 mi

Top 73%
×5stories
+106ft-86ft

Overall

19371

Males

12045

M65-69

12045

20K→Half

12.4 - 13.1 mi

Top 73%
×2stories
+19ft-37ft

Overall

19430

Males

12071

M65-69

12071

Half→25K

13.1 - 15.5 mi

Top 70%
×4stories
+66ft-88ft

Overall

18741

Males

11738

M65-69

11738

25K→30K

15.5 - 18.6 mi

Top 72%
×9stories
+181ft-148ft

Overall

19045

Males

11804

M65-69

11804

30K→20M

18.6 - 20.0 mi

Top 72%
×5stories
+64ft-50ft

Overall

19099

Males

11730

M65-69

11730

20M→21M

20.0 - 21.0 mi

Top 69%
×8stories
+106ft-24ft

Overall

18445

Males

11405

M65-69

11405

21M→35K

21.0 - 21.8 mi

Top 69%
×7stories
+17ft-86ft

Overall

18458

Males

11359

M65-69

11359

35K→23M

21.8 - 23.0 mi

Top 70%
×5stories
+23ft-63ft

Overall

18656

Males

11419

M65-69

11419

23M→24M

23.0 - 24.0 mi

Top 70%
×6stories
+12ft-82ft

Overall

18591

Males

11352

M65-69

11352

24M→40K

24.0 - 24.9 mi

Top 71%
×1story
+6ft-20ft

Overall

18975

Males

11475

M65-69

11475

40K→25.2M

24.9 - 25.2 mi

Top 72%
×1story
+13ft-16ft

Overall

19036

Males

11492

M65-69

11492

25.2M→Finish

25.2 - 26.2 mi

Top 75%
×2stories
+22ft-21ft

Overall

19889

Males

11934

M65-69

11934

Passing Analysis

Category:
Athletes Passed
1696
Passed By
1233
Net Change
+463
SegmentAthletes PassedPassed ByNet ChangeStart RankEnd Rank
Start → 5K----#19852
5K → 10K240376-136#19852#19988
10K → 15K133265-132#19988#20120
15K → 20K29063+227#20120#19893
20K → Half4513+32#19893#19861
Half → 25K22538+187#19861#19674
25K → 30K20996+113#19674#19561
30K → 20M10758+49#19561#19512
20M → 21M11839+79#19512#19433
21M → 35K6823+45#19433#19388
35K → 23M8256+26#19388#19362
23M → 24M7641+35#19362#19327
24M → 40K4950-1#19327#19328
40K → 25.2M2128-7#19328#19335
25.2M → Finish3387-54#19335#19389
TOTALS16961233+463
📊

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