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BOSTON MARATHON 2023

Jonathan Sisley

Bib: 3515•M

OR

0:00
0:00
/ mi
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Overall
#0 / 26622
Top 3%
Gender (Male)
#0 / 15176
Top 6%
Division (M18-39)
#0 / 5285
Top 14%
Race Day Weather
49°/39°F
light intensity drizzle

⏱️ Race Timeline

Start
0:00:00
Race begins
5K· 3.11 mi
20:00
Rank: #1958
Start → 5K
20:00 | 6:26/mi
10K· 6.21 mi
39:23
Rank: #1730 (+228)
5K → 10K
19:23 | 6:14/mi
15K· 9.32 mi
58:44
Rank: #1583 (+147)
10K → 15K
19:21 | 6:14/mi
20K· 12.43 mi
1:18:17
Rank: #1528 (+55)
15K → 20K
19:33 | 6:18/mi
Half· 13.11 mi
1:22:28
Rank: #1483 (+45)
20K → Half
4:11 | 6:08/mi
25K· 15.53 mi
1:37:44
Rank: #1435 (+48)
Half → 25K
15:16 | 6:18/mi
30K· 18.64 mi
1:57:06
Rank: #1265 (+170)
25K → 30K
19:22 | 6:14/mi
20M
2:05:32
Rank: #1204 (+61)
30K → 20M
8:26 | 6:12/mi
21M
2:11:54
Rank: #1124 (+80)
20M → 21M
6:22 | 6:22/mi
35K· 21.75 mi
2:16:25
Rank: #1099 (+25)
21M → 35K
4:31 | 6:02/mi
23M
2:24:15
Rank: #1068 (+31)
35K → 23M
7:50 | 6:15/mi
24M
2:30:17
Rank: #1028 (+40)
23M → 24M
6:02 | 6:02/mi
40K· 24.85 mi
2:35:34
Rank: #988 (+40)
24M → 40K
5:17 | 6:11/mi
25.2M
2:37:45
Rank: #971 (+17)
40K → 25.2M
2:11 | 6:20/mi
Finish· 26.22 mi
2:43:38
Rank: #920 (+51)
25.2M → Finish
5:53 | 5:46/mi

The Course

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Half Splits

1st Half· via Half
Distance13.11 mi
Time1:22:28
Pace6:17 /mi
2nd Half✓ Faster
Distance13.11 mi
Time1:21:10
Pace6:11 /mi
📊Negative Split: 1.6% faster second half

Checkpoint Splits

CheckpointDistanceTime of DayTimeAvg PaceSegment TimeSegment PaceDiff
5K
3.11 mi10:21:1420:006:2620:00
6:26
-
10K
6.21 mi10:40:3739:236:2019:23
6:14
-0:12
15K
9.32 mi10:59:5858:446:1819:21
6:14
0:00
20K
12.43 mi11:19:311:18:176:1819:33
6:18
+0:04
Half
13.11 mi11:23:421:22:286:174:11
6:08
-0:10
25K
15.53 mi11:38:581:37:446:1715:16
6:18
+0:10
30K
18.64 mi11:58:201:57:066:1719:22
6:14
-0:04
20M
20.00 mi12:06:462:05:326:178:26
6:12
-0:02
21M
21.00 mi12:13:082:11:546:176:22
6:22
+0:10
35K
21.75 mi12:17:392:16:256:164:31
6:02
-0:20
23M
23.00 mi12:25:292:24:156:167:50
6:15
+0:13
24M
24.00 mi12:31:312:30:176:166:02
6:02
-0:13
40K
24.85 mi12:36:482:35:346:165:17
6:11
+0:09
25.2M
25.20 mi12:38:592:37:456:162:11
6:20
+0:09
Finish
26.22 mi12:44:522:43:386:155:53
5:46
-0:34

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

5:46 /mi

Average Pace

6:15 /mi

Slowest Pace

6:26 /mi

Loading chart...
Fastest
Middle
Slowest
Average

📊Segments

Segment Time Comparison

Time at Faster Pace

2:17:16

84% of race

Time at Steady Pace

26:22

16% of race

Time at Slower Pace

0:00

0% of race

Average Pace: 6:14 /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 mi10:21:1420:006:2620:00
6:26
#1958
10K
6.21 mi10:40:3739:236:2019:23
6:14
#1730
15K
9.32 mi10:59:5858:446:1819:21
6:14
#1583
20K
12.43 mi11:19:311:18:176:1819:33
6:18
#1528
Half
13.11 mi11:23:421:22:286:174:11
6:08
#1483
25K
15.53 mi11:38:581:37:446:1715:16
6:18
#1435
30K
18.64 mi11:58:201:57:066:1719:22
6:14
#1265
20M
20.00 mi12:06:462:05:326:178:26
6:12
#1204
21M
21.00 mi12:13:082:11:546:176:22
6:22
#1124
35K
21.75 mi12:17:392:16:256:164:31
6:02
#1099
23M
23.00 mi12:25:292:24:156:167:50
6:15
#1068
24M
24.00 mi12:31:312:30:176:166:02
6:02
#1028
40K
24.85 mi12:36:482:35:346:165:17
6:11
#988
25.2M
25.20 mi12:38:592:37:456:162:11
6:20
#971
Finish
26.22 mi12:44:522:43:386:155:53
5:46
#920
Faster pace
Steady pace
Slower pace

Checkpoint and Segment Rankings

CheckpointDistanceSeg. DistOverallMalesM18-39Seg. OverallSeg. MalesSeg. M18-39
5K3.11 mi3.11 mi1958186818681331(Top 5%)1268(Top 8%)1268(Top 24%)
10K6.21 mi3.10 mi1730+2281653+2151653+2151491(Top 6%)1424(Top 9%)1424(Top 27%)
15K9.32 mi3.11 mi1583+1471512+1411512+1411331(Top 5%)1268(Top 8%)1268(Top 24%)
20K12.43 mi3.11 mi1528+551459+531459+531337(Top 5%)1277(Top 8%)1277(Top 24%)
Half13.11 mi0.68 mi1483+451416+431416+431104(Top 4%)1053(Top 7%)1053(Top 20%)
25K15.53 mi2.42 mi1435+481372+441372+441316(Top 5%)1256(Top 8%)1256(Top 24%)
30K18.64 mi3.11 mi1265+1701209+1631209+163754(Top 3%)716(Top 5%)716(Top 14%)
20M20.00 mi1.36 mi1204+611150+591150+59664(Top 2%)627(Top 4%)627(Top 12%)
21M21.00 mi1.00 mi1124+801071+791071+79445(Top 2%)412(Top 3%)412(Top 8%)
35K21.75 mi0.75 mi1099+251046+251046+25773(Top 3%)732(Top 5%)732(Top 14%)
23M23.00 mi1.25 mi1068+311016+301016+30732(Top 3%)692(Top 5%)692(Top 13%)
24M24.00 mi1.00 mi1028+40978+38978+38617(Top 2%)584(Top 4%)584(Top 11%)
40K24.85 mi0.85 mi988+40939+39939+39625(Top 2%)590(Top 4%)590(Top 11%)
25.2M25.20 mi0.35 mi971+17922+17922+17276(Top 1%)256(Top 2%)256(Top 5%)
Finish26.22 mi1.02 mi920+51873+49873+49328(Top 1%)310(Top 2%)310(Top 6%)

Segment Performance Analysis

10K→15K

0.0 - 3.1 mi

Top 5%
×21stories
+97ft-345ft

Overall

1331

Males

1268

M18-39

1268

5K→10K

3.1 - 6.2 mi

Top 6%
×5stories
+79ft-138ft

Overall

1491

Males

1424

M18-39

1424

10K→15K

6.2 - 9.3 mi

Top 5%
×3stories
+67ft-78ft

Overall

1331

Males

1268

M18-39

1268

15K→20K

9.3 - 12.4 mi

Top 5%
×5stories
+106ft-86ft

Overall

1337

Males

1277

M18-39

1277

20K→Half

12.4 - 13.1 mi

Top 4%
×2stories
+19ft-37ft

Overall

1104

Males

1053

M18-39

1053

Half→25K

13.1 - 15.5 mi

Top 5%
×4stories
+66ft-88ft

Overall

1316

Males

1256

M18-39

1256

25K→30K

15.5 - 18.6 mi

Top 3%
×9stories
+181ft-148ft

Overall

754

Males

716

M18-39

716

30K→20M

18.6 - 20.0 mi

Top 2%
×5stories
+64ft-50ft

Overall

664

Males

627

M18-39

627

20M→21M

20.0 - 21.0 mi

Top 2%
×8stories
+106ft-24ft

Overall

445

Males

412

M18-39

412

21M→35K

21.0 - 21.8 mi

Top 3%
×7stories
+17ft-86ft

Overall

773

Males

732

M18-39

732

35K→23M

21.8 - 23.0 mi

Top 3%
×5stories
+23ft-63ft

Overall

732

Males

692

M18-39

692

23M→24M

23.0 - 24.0 mi

Top 2%
×6stories
+12ft-82ft

Overall

617

Males

584

M18-39

584

24M→40K

24.0 - 24.9 mi

Top 2%
×1story
+6ft-20ft

Overall

625

Males

590

M18-39

590

40K→25.2M

24.9 - 25.2 mi

Top 1%
×1story
+13ft-16ft

Overall

276

Males

256

M18-39

256

25.2M→Finish

25.2 - 26.2 mi

Top 1%
×2stories
+22ft-21ft

Overall

328

Males

310

M18-39

310

Passing Analysis

Category:
Athletes Passed
1119
Passed By
81
Net Change
+1038
SegmentAthletes PassedPassed ByNet ChangeStart RankEnd Rank
Start → 5K----#1958
5K → 10K25628+228#1958#1730
10K → 15K15710+147#1730#1583
15K → 20K7419+55#1583#1528
20K → Half450+45#1528#1483
Half → 25K6315+48#1483#1435
25K → 30K1700+170#1435#1265
30K → 20M610+61#1265#1204
20M → 21M800+80#1204#1124
21M → 35K261+25#1124#1099
35K → 23M365+31#1099#1068
23M → 24M411+40#1068#1028
24M → 40K411+40#1028#988
40K → 25.2M170+17#988#971
25.2M → Finish521+51#971#920
TOTALS111981+1038
📊

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