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BOSTON MARATHON 2023

Kenneth Ebener

Bib: 9762•M

SC

0:00
0:00
/ mi
Masters
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Overall
#0 / 26622
Gender (Male)
#0 / 15176
Masters (Masters Men)
#0 / 9891
Division (M50-54)
#0 / 2052
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
8:25/mi
26:09
↑ 97↓ 3451.5%
10K· 6.21 mi
8:38/mi
52:57
↑ 79↓ 1380.4%
15K· 9.32 mi
9:00/mi
1:20:55
↑ 67↓ 78
20K· 12.43 mi
8:46/mi
1:48:09
↑ 106↓ 860.1%
Half· 13.11 mi
8:21/mi
1:53:51
↑ 19↓ 370.5%
25K· 15.53 mi
8:35/mi
2:14:40
↑ 66↓ 880.2%
30K· 18.64 mi
8:44/mi
2:41:49
↑ 181↓ 1480.2%
20M
8:34/mi
2:53:27
↑ 64↓ 500.2%
21M
8:38/mi
3:02:05
↑ 106↓ 241.6%
35K· 21.75 mi
8:19/mi
3:08:18
↑ 17↓ 861.7%
23M
8:37/mi
3:19:05
↑ 23↓ 630.6%
24M
8:19/mi
3:27:24
↓ 821.3%
40K· 24.85 mi
8:15/mi
3:34:27
↓ 200.3%
25.2M
8:33/mi
3:37:24
↑ 13↓ 160.2%
Finish· 26.22 mi
7:53/mi
3:45:26
↑ 22↓ 21

The Course

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Half Splits

1st Half· via Half
Distance13.11 mi
Time1:53:51
Pace8:41 /mi
2nd Half✓ Faster
Distance13.11 mi
Time1:51:35
Pace8:31 /mi
📊Negative Split: 2.0% faster second half

Checkpoint Splits

CheckpointDistanceTime of DayTimeAvg PaceSegment TimeSegment PaceDiff
5K
3.11 mi10:52:0126:098:2526:09
8:25
-
10K
6.21 mi11:18:4952:578:3126:48
8:38
+0:13
15K
9.32 mi11:46:471:20:558:4127:58
9:00
+0:22
20K
12.43 mi12:14:011:48:098:4227:14
8:46
-0:14
Half
13.11 mi12:19:431:53:518:415:42
8:21
-0:25
25K
15.53 mi12:40:322:14:408:4020:49
8:35
+0:14
30K
18.64 mi13:07:412:41:498:4127:09
8:44
+0:09
20M
20.00 mi13:19:192:53:278:4011:38
8:34
-0:10
21M
21.00 mi13:27:573:02:058:408:38
8:38
+0:04
35K
21.75 mi13:34:103:08:188:396:13
8:19
-0:19
23M
23.00 mi13:44:573:19:058:3910:47
8:37
+0:18
24M
24.00 mi13:53:163:27:248:398:19
8:19
-0:18
40K
24.85 mi14:00:193:34:278:387:03
8:15
-0:04
25.2M
25.20 mi14:03:163:37:248:382:57
8:33
+0:18
Finish
26.22 mi14:11:183:45:268:368:02
7:53
-0:40

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

7:53 /mi

Average Pace

8:36 /mi

Slowest Pace

9:00 /mi

Loading chart...
Fastest
Middle
Slowest
Average

📊Segments

Segment Time Comparison

Time at Faster Pace

2:23:05

63% of race

Time at Steady Pace

1:22:21

37% of race

Time at Slower Pace

0:00

0% of race

Average Pace: 8:36 /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 mi10:52:0126:098:2526:09
8:25
#16991
10K
6.21 mi11:18:4952:578:3126:48
8:38
#18031
15K
9.32 mi11:46:471:20:558:4127:58
9:00
#18930
20K
12.43 mi12:14:011:48:098:4227:14
8:46
#18800
Half
13.11 mi12:19:431:53:518:415:42
8:21
#18718
25K
15.53 mi12:40:322:14:408:4020:49
8:35
#18395
30K
18.64 mi13:07:412:41:498:4127:09
8:44
#17853
20M
20.00 mi13:19:192:53:278:4011:38
8:34
#17555
21M
21.00 mi13:27:573:02:058:408:38
8:38
#17207
35K
21.75 mi13:34:103:08:188:396:13
8:19
#17107
23M
23.00 mi13:44:573:19:058:3910:47
8:37
#16915
24M
24.00 mi13:53:163:27:248:398:19
8:19
#16753
40K
24.85 mi14:00:193:34:278:387:03
8:15
#16569
25.2M
25.20 mi14:03:163:37:248:382:57
8:33
#16447
Finish
26.22 mi14:11:183:45:268:368:02
7:53
#16266
Faster pace
Steady pace
Slower pace

Checkpoint and Segment Rankings

CheckpointDistanceSeg. DistOverallMalesM50-54Seg. OverallSeg. MalesSeg. M50-54
5K3.11 mi3.11 mi16991110461104620504(Top 77%)12523(Top 83%)12523(Top 610%)
10K6.21 mi3.10 mi18031-104011454-40811454-40818968(Top 71%)11878(Top 78%)11878(Top 579%)
15K9.32 mi3.11 mi18930-89911818-36411818-36420504(Top 77%)12523(Top 83%)12523(Top 610%)
20K12.43 mi3.11 mi18800+13011778+4011778+4018477(Top 69%)11672(Top 77%)11672(Top 569%)
Half13.11 mi0.68 mi18718+8211750+2811750+2816783(Top 63%)10984(Top 72%)10984(Top 535%)
25K15.53 mi2.42 mi18395+32311613+13711613+13716720(Top 63%)10850(Top 71%)10850(Top 529%)
30K18.64 mi3.11 mi17853+54211360+25311360+25315714(Top 59%)10364(Top 68%)10364(Top 505%)
20M20.00 mi1.36 mi17555+29811224+13611224+13613998(Top 53%)9580(Top 63%)9580(Top 467%)
21M21.00 mi1.00 mi17207+34811068+15611068+15611256(Top 42%)8246(Top 54%)8246(Top 402%)
35K21.75 mi0.75 mi17107+10011024+4411024+4414136(Top 53%)9491(Top 63%)9491(Top 463%)
23M23.00 mi1.25 mi16915+19210922+10210922+10213862(Top 52%)9314(Top 61%)9314(Top 454%)
24M24.00 mi1.00 mi16753+16210837+8510837+8513320(Top 50%)9019(Top 59%)9019(Top 440%)
40K24.85 mi0.85 mi16569+18410741+9610741+9611669(Top 44%)8171(Top 54%)8171(Top 398%)
25.2M25.20 mi0.35 mi16447+12210679+6210679+629884(Top 37%)7270(Top 48%)7270(Top 354%)
Finish26.22 mi1.02 mi16266+18110600+7910600+7911286(Top 42%)7943(Top 52%)7943(Top 387%)

Segment Performance Analysis

10K→15K

0.0 - 3.1 mi

Top 77%
×21story building
+97ft-345ft

Overall

20504

Males

12523

M50-54

12523

5K→10K

3.1 - 6.2 mi

Top 71%
×5story building
+79ft-138ft

Overall

18968

Males

11878

M50-54

11878

10K→15K

6.2 - 9.3 mi

Top 77%
×3story building
+67ft-78ft

Overall

20504

Males

12523

M50-54

12523

15K→20K

9.3 - 12.4 mi

Top 69%
×5story building
+106ft-86ft

Overall

18477

Males

11672

M50-54

11672

20K→Half

12.4 - 13.1 mi

Top 63%
×2story building
+19ft-37ft

Overall

16783

Males

10984

M50-54

10984

Half→25K

13.1 - 15.5 mi

Top 63%
×4story building
+66ft-88ft

Overall

16720

Males

10850

M50-54

10850

25K→30K

15.5 - 18.6 mi

Top 59%
×9story building
+181ft-148ft

Overall

15714

Males

10364

M50-54

10364

30K→20M

18.6 - 20.0 mi

Top 53%
×5story building
+64ft-50ft

Overall

13998

Males

9580

M50-54

9580

20M→21M

20.0 - 21.0 mi

Top 42%
×8story building
+106ft-24ft

Overall

11256

Males

8246

M50-54

8246

21M→35K

21.0 - 21.8 mi

Top 53%
×7story building
+17ft-86ft

Overall

14136

Males

9491

M50-54

9491

35K→23M

21.8 - 23.0 mi

Top 52%
×5story building
+23ft-63ft

Overall

13862

Males

9314

M50-54

9314

23M→24M

23.0 - 24.0 mi

Top 50%
×6story building
+12ft-82ft

Overall

13320

Males

9019

M50-54

9019

24M→40K

24.0 - 24.9 mi

Top 44%
×1story
+6ft-20ft

Overall

11669

Males

8171

M50-54

8171

40K→25.2M

24.9 - 25.2 mi

Top 37%
×1story
+13ft-16ft

Overall

9884

Males

7270

M50-54

7270

25.2M→Finish

25.2 - 26.2 mi

Top 42%
×2story building
+22ft-21ft

Overall

11286

Males

7943

M50-54

7943

Passing Analysis

Category:
Athletes Passed
2917
Passed By
2192
Net Change
+725
SegmentAthletes PassedPassed ByNet ChangeStart RankEnd Rank
Start → 5K----#16991
5K → 10K621102-1040#16991#18031
10K → 15K23922-899#18031#18930
15K → 20K235105+130#18930#18800
20K → Half875+82#18800#18718
Half → 25K33310+323#18718#18395
25K → 30K55311+542#18395#17853
30K → 20M3002+298#17853#17555
20M → 21M3480+348#17555#17207
21M → 35K1077+100#17207#17107
35K → 23M20614+192#17107#16915
23M → 24M1697+162#16915#16753
24M → 40K1873+184#16753#16569
40K → 25.2M1220+122#16569#16447
25.2M → Finish1854+181#16447#16266
TOTALS29172192+725
📊

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