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BOSTON MARATHON 2023

Jordy Winslow

Bib: 578•M

NY

0:00
0:00
/ mi
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Overall
#0 / 26622
Top 2%
Gender (Male)
#0 / 15176
Top 4%
Division (M18-39)
#0 / 5285
Top 9%
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
5:59/mi
18:35
↑ 97↓ 3451.5%
10K· 6.21 mi
5:58/mi
37:06
↑ 79↓ 1380.4%
15K· 9.32 mi
5:57/mi
55:36
↑ 67↓ 78
20K· 12.43 mi
5:57/mi
1:14:04
↑ 106↓ 860.1%
Half· 13.11 mi
5:57/mi
1:18:07
↑ 19↓ 370.5%
25K· 15.53 mi
5:57/mi
1:32:32
↑ 66↓ 880.2%
30K· 18.64 mi
6:04/mi
1:51:22
↑ 181↓ 1480.2%
20M
6:11/mi
1:59:46
↑ 64↓ 500.2%
21M
6:30/mi
2:06:16
↑ 106↓ 241.6%
35K· 21.75 mi
6:09/mi
2:10:52
↑ 17↓ 861.7%
23M
6:27/mi
2:18:56
↑ 23↓ 630.6%
24M
6:11/mi
2:25:07
↓ 821.3%
40K· 24.85 mi
6:18/mi
2:30:30
↓ 200.3%
25.2M
6:40/mi
2:32:48
↑ 13↓ 160.2%
Finish· 26.22 mi
6:07/mi
2:39:02
↑ 22↓ 21

The Course

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Half Splits

1st Half· via HalfFaster
Distance13.11 mi
Time1:18:07
Pace5:58 /mi
2nd Half
Distance13.11 mi
Time1:20:55
Pace6:10 /mi
📊Positive Split: 3.6% slower second half

Checkpoint Splits

CheckpointDistanceTime of DayTimeAvg PaceSegment TimeSegment PaceDiff
5K
3.11 mi10:18:4118:355:5918:35
5:59
-
10K
6.21 mi10:37:1237:065:5818:31
5:58
-0:01
15K
9.32 mi10:55:4255:365:5818:30
5:57
-0:01
20K
12.43 mi11:14:101:14:045:5818:28
5:57
0:00
Half
13.11 mi11:18:131:18:075:584:03
5:57
0:00
25K
15.53 mi11:32:381:32:325:5714:25
5:57
0:00
30K
18.64 mi11:51:281:51:225:5818:50
6:04
+0:07
20M
20.00 mi11:59:521:59:465:598:24
6:11
+0:07
21M
21.00 mi12:06:222:06:166:016:30
6:30
+0:19
35K
21.75 mi12:10:582:10:526:014:36
6:09
-0:21
23M
23.00 mi12:19:022:18:566:028:04
6:27
+0:18
24M
24.00 mi12:25:132:25:076:036:11
6:11
-0:16
40K
24.85 mi12:30:362:30:306:035:23
6:18
+0:07
25.2M
25.20 mi12:32:542:32:486:042:18
6:40
+0:22
Finish
26.22 mi12:39:082:39:026:046:14
6:07
-0:33

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

5:57 /mi

Average Pace

6:04 /mi

Slowest Pace

6:40 /mi

Loading chart...
Fastest
Middle
Slowest
Average

📊Segments

Segment Time Comparison

Time at Faster Pace

2:36:44

99% of race

Time at Steady Pace

2:18

1% of race

Time at Slower Pace

0:00

0% of race

Average Pace: 6:04 /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 mi10:18:4118:355:5918:35
5:59
#654
10K
6.21 mi10:37:1237:065:5818:31
5:58
#669
15K
9.32 mi10:55:4255:365:5818:30
5:57
#649
20K
12.43 mi11:14:101:14:045:5818:28
5:57
#598
Half
13.11 mi11:18:131:18:075:584:03
5:57
#599
25K
15.53 mi11:32:381:32:325:5714:25
5:57
#559
30K
18.64 mi11:51:281:51:225:5818:50
6:04
#528
20M
20.00 mi11:59:521:59:465:598:24
6:11
#530
21M
21.00 mi12:06:222:06:166:016:30
6:30
#524
35K
21.75 mi12:10:582:10:526:014:36
6:09
#539
23M
23.00 mi12:19:022:18:566:028:04
6:27
#556
24M
24.00 mi12:25:132:25:076:036:11
6:11
#560
40K
24.85 mi12:30:362:30:306:035:23
6:18
#564
25.2M
25.20 mi12:32:542:32:486:042:18
6:40
#563
Finish
26.22 mi12:39:082:39:026:046:14
6:07
#578
Faster pace
Steady pace
Slower pace
Est.Checkpoint not recorded (estimated)
~Segment time uses estimated prior

Checkpoint and Segment Rankings

CheckpointDistanceSeg. DistOverallMalesM18-39Seg. OverallSeg. MalesSeg. M18-39
5K3.11 mi3.11 mi654610610615(Top 2%)572(Top 4%)572(Top 11%)
10K6.21 mi3.10 mi669-15625-15625-15718(Top 3%)674(Top 4%)674(Top 13%)
15K9.32 mi3.11 mi649+20606+19606+19615(Top 2%)572(Top 4%)572(Top 11%)
20K12.43 mi3.11 mi598+51555+51555+51491(Top 2%)452(Top 3%)452(Top 9%)
Half13.11 mi0.68 mi599-1556-1556-1645(Top 2%)606(Top 4%)606(Top 11%)
25K15.53 mi2.42 mi559+40519+37519+37456(Top 2%)421(Top 3%)421(Top 8%)
30K18.64 mi3.11 mi528+31488+31488+31452(Top 2%)420(Top 3%)420(Top 8%)
20M20.00 mi1.36 mi530-2491-3491-3616(Top 2%)580(Top 4%)580(Top 11%)
21M21.00 mi1.00 mi524+6486+5486+5644(Top 2%)606(Top 4%)606(Top 11%)
35K21.75 mi0.75 mi539-15501-15501-151048(Top 4%)996(Top 7%)996(Top 19%)
23M23.00 mi1.25 mi556-17518-17518-171223(Top 5%)1154(Top 8%)1154(Top 22%)
24M24.00 mi1.00 mi560-4522-4522-4943(Top 4%)892(Top 6%)892(Top 17%)
40K24.85 mi0.85 mi564-4525-3525-3868(Top 3%)821(Top 5%)821(Top 16%)
25.2M25.20 mi0.35 mi563+1524+1524+1786(Top 3%)747(Top 5%)747(Top 14%)
Finish26.22 mi1.02 mi578-15539-15539-151020(Top 4%)969(Top 6%)969(Top 18%)

Segment Performance Analysis

10K→15K

0.0 - 3.1 mi

Top 2%
×21story building
+97ft-345ft

Overall

615

Males

572

M18-39

572

5K→10K

3.1 - 6.2 mi

Top 3%
×5story building
+79ft-138ft

Overall

718

Males

674

M18-39

674

10K→15K

6.2 - 9.3 mi

Top 2%
×3story building
+67ft-78ft

Overall

615

Males

572

M18-39

572

15K→20K

9.3 - 12.4 mi

Top 2%
×5story building
+106ft-86ft

Overall

491

Males

452

M18-39

452

20K→Half

12.4 - 13.1 mi

Top 2%
×2story building
+19ft-37ft

Overall

645

Males

606

M18-39

606

Half→25K

13.1 - 15.5 mi

Top 2%
×4story building
+66ft-88ft

Overall

456

Males

421

M18-39

421

25K→30K

15.5 - 18.6 mi

Top 2%
×9story building
+181ft-148ft

Overall

452

Males

420

M18-39

420

30K→20M

18.6 - 20.0 mi

Top 2%
×5story building
+64ft-50ft

Overall

616

Males

580

M18-39

580

20M→21M

20.0 - 21.0 mi

Top 2%
×8story building
+106ft-24ft

Overall

644

Males

606

M18-39

606

21M→35K

21.0 - 21.8 mi

Top 4%
×7story building
+17ft-86ft

Overall

1048

Males

996

M18-39

996

35K→23M

21.8 - 23.0 mi

Top 5%
×5story building
+23ft-63ft

Overall

1223

Males

1154

M18-39

1154

23M→24M

23.0 - 24.0 mi

Top 4%
×6story building
+12ft-82ft

Overall

943

Males

892

M18-39

892

24M→40K

24.0 - 24.9 mi

Top 3%
×1story
+6ft-20ft

Overall

868

Males

821

M18-39

821

40K→25.2M

24.9 - 25.2 mi

Top 3%
×1story
+13ft-16ft

Overall

786

Males

747

M18-39

747

25.2M→Finish

25.2 - 26.2 mi

Top 4%
×2story building
+22ft-21ft

Overall

1020

Males

969

M18-39

969

Passing Analysis

Category:
Athletes Passed
236
Passed By
160
Net Change
+76
SegmentAthletes PassedPassed ByNet ChangeStart RankEnd Rank
Start → 5K----#654
5K → 10K2439-15#654#669
10K → 15K288+20#669#649
15K → 20K521+51#649#598
20K → Half56-1#598#599
Half → 25K400+40#599#559
25K → 30K321+31#559#528
30K → 20M911-2#528#530
20M → 21M1610+6#530#524
21M → 35K318-15#524#539
35K → 23M421-17#539#556
23M → 24M913-4#556#560
24M → 40K610-4#560#564
40K → 25.2M43+1#564#563
25.2M → Finish419-15#563#578
TOTALS236160+76
📊

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