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BOSTON MARATHON 2023

Ethan Imhoff

Bib: 11626•M

PA

0:00
0:00
/ mi
Masters
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Overall
#0 / 26622
Top 31%
Gender (Male)
#0 / 15176
Top 46%
Masters (Masters Men)
#0 / 9891
Top 34%
Division (M45-49)
#0 / 2252
Top 46%
Race Day Weather
49°/39°F
light intensity drizzle

⏱️ Race Timeline

Start
0:00:00
Race begins
5K· 3.11 mi
23:16
Rank: #9521
Start → 5K
23:16 | 7:29/mi
10K· 6.21 mi
46:38
Rank: #10065 (-544)
5K → 10K
23:22 | 7:31/mi
15K· 9.32 mi
1:10:02
Rank: #10183 (-118)
10K → 15K
23:24 | 7:32/mi
20K· 12.43 mi
1:33:14
Rank: #9845 (+338)
15K → 20K
23:12 | 7:28/mi
Half· 13.11 mi
1:38:19
Rank: #9831 (+14)
20K → Half
5:05 | 7:27/mi
25K· 15.53 mi
1:56:36
Rank: #9698 (+133)
Half → 25K
18:17 | 7:32/mi
30K· 18.64 mi
2:20:08
Rank: #9288 (+410)
25K → 30K
23:32 | 7:34/mi
20M
2:30:26
Rank: #9115 (+173)
30K → 20M
10:18 | 7:35/mi
21M
2:38:11
Rank: #8905 (+210)
20M → 21M
7:45 | 7:45/mi
35K· 21.75 mi
2:43:44
Rank: #8851 (+54)
21M → 35K
5:33 | 7:25/mi
23M
2:53:14
Rank: #8727 (+124)
35K → 23M
9:30 | 7:35/mi
24M
3:00:38
Rank: #8607 (+120)
23M → 24M
7:24 | 7:24/mi
40K· 24.85 mi
3:07:01
Rank: #8502 (+105)
24M → 40K
6:23 | 7:28/mi
25.2M
3:09:48
Rank: #8462 (+40)
40K → 25.2M
2:47 | 8:04/mi
Finish· 26.22 mi
3:17:12
Rank: #8362 (+100)
25.2M → Finish
7:24 | 7:16/mi

The Course

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Half Splits

1st Half· via Half⚖️ Balanced
Distance13.11 mi
Time1:38:19
Pace7:30 /mi
2nd Half⚖️ Balanced
Distance13.11 mi
Time1:38:53
Pace7:33 /mi
📊Even Split: Consistent pacing between halves

Checkpoint Splits

CheckpointDistanceTime of DayTimeAvg PaceSegment TimeSegment PaceDiff
5K
3.11 mi10:50:2723:167:2923:16
7:29
-
10K
6.21 mi11:13:4946:387:3023:22
7:31
+0:02
15K
9.32 mi11:37:131:10:027:3123:24
7:32
+0:01
20K
12.43 mi12:00:251:33:147:3023:12
7:28
-0:04
Half
13.11 mi12:05:301:38:197:305:05
7:27
-0:01
25K
15.53 mi12:23:471:56:367:3018:17
7:32
+0:05
30K
18.64 mi12:47:192:20:087:3123:32
7:34
+0:02
20M
20.00 mi12:57:372:30:267:3110:18
7:35
+0:01
21M
21.00 mi13:05:222:38:117:327:45
7:45
+0:10
35K
21.75 mi13:10:552:43:447:325:33
7:25
-0:20
23M
23.00 mi13:20:252:53:147:329:30
7:35
+0:10
24M
24.00 mi13:27:493:00:387:327:24
7:24
-0:11
40K
24.85 mi13:34:123:07:017:316:23
7:28
+0:04
25.2M
25.20 mi13:36:593:09:487:322:47
8:04
+0:36
Finish
26.22 mi13:44:233:17:127:327:24
7:16
-0:48

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

7:16 /mi

Average Pace

7:32 /mi

Slowest Pace

8:04 /mi

Loading chart...
Fastest
Middle
Slowest
Average

📊Segments

Segment Time Comparison

Time at Faster Pace

3:14:25

99% of race

Time at Steady Pace

2:47

1% of race

Time at Slower Pace

0:00

0% of race

Average Pace: 7:31 /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 mi10:50:2723:167:2923:16
7:29
#9521
10K
6.21 mi11:13:4946:387:3023:22
7:31
#10065
15K
9.32 mi11:37:131:10:027:3123:24
7:32
#10183
20K
12.43 mi12:00:251:33:147:3023:12
7:28
#9845
Half
13.11 mi12:05:301:38:197:305:05
7:27
#9831
25K
15.53 mi12:23:471:56:367:3018:17
7:32
#9698
30K
18.64 mi12:47:192:20:087:3123:32
7:34
#9288
20M
20.00 mi12:57:372:30:267:3110:18
7:35
#9115
21M
21.00 mi13:05:222:38:117:327:45
7:45
#8905
35K
21.75 mi13:10:552:43:447:325:33
7:25
#8851
23M
23.00 mi13:20:252:53:147:329:30
7:35
#8727
24M
24.00 mi13:27:493:00:387:327:24
7:24
#8607
40K
24.85 mi13:34:123:07:017:316:23
7:28
#8502
25.2M
25.20 mi13:36:593:09:487:322:47
8:04
#8462
Finish
26.22 mi13:44:233:17:127:327:24
7:16
#8362
Faster pace
Steady pace
Slower pace

Checkpoint and Segment Rankings

CheckpointDistanceSeg. DistOverallMalesM45-49Seg. OverallSeg. MalesSeg. M45-49
5K3.11 mi3.11 mi95217882788210416(Top 39%)8363(Top 55%)8363(Top 371%)
10K6.21 mi3.10 mi10065-5448181-2998181-29910599(Top 40%)8478(Top 56%)8478(Top 376%)
15K9.32 mi3.11 mi10183-1188267-868267-8610416(Top 39%)8363(Top 55%)8363(Top 371%)
20K12.43 mi3.11 mi9845+3388059+2088059+2089040(Top 34%)7521(Top 50%)7521(Top 334%)
Half13.11 mi0.68 mi9831+148056+38056+39740(Top 37%)7933(Top 52%)7933(Top 352%)
25K15.53 mi2.42 mi9698+1337959+977959+979062(Top 34%)7471(Top 49%)7471(Top 332%)
30K18.64 mi3.11 mi9288+4107676+2837676+2837760(Top 29%)6552(Top 43%)6552(Top 291%)
20M20.00 mi1.36 mi9115+1737548+1287548+1287352(Top 28%)6190(Top 41%)6190(Top 275%)
21M21.00 mi1.00 mi8905+2107408+1407408+1405918(Top 22%)5145(Top 34%)5145(Top 228%)
35K21.75 mi0.75 mi8851+547363+457363+457914(Top 30%)6449(Top 42%)6449(Top 286%)
23M23.00 mi1.25 mi8727+1247262+1017262+1016997(Top 26%)5825(Top 38%)5825(Top 259%)
24M24.00 mi1.00 mi8607+1207167+957167+957052(Top 26%)5748(Top 38%)5748(Top 255%)
40K24.85 mi0.85 mi8502+1057082+857082+856498(Top 24%)5344(Top 35%)5344(Top 237%)
25.2M25.20 mi0.35 mi8462+407045+377045+376893(Top 26%)5525(Top 36%)5525(Top 245%)
Finish26.22 mi1.02 mi8362+1006960+856960+856837(Top 26%)5472(Top 36%)5472(Top 243%)

Segment Performance Analysis

10K→15K

0.0 - 3.1 mi

Top 39%
×21stories
+97ft-345ft

Overall

10416

Males

8363

M45-49

8363

5K→10K

3.1 - 6.2 mi

Top 40%
×5stories
+79ft-138ft

Overall

10599

Males

8478

M45-49

8478

10K→15K

6.2 - 9.3 mi

Top 39%
×3stories
+67ft-78ft

Overall

10416

Males

8363

M45-49

8363

15K→20K

9.3 - 12.4 mi

Top 34%
×5stories
+106ft-86ft

Overall

9040

Males

7521

M45-49

7521

20K→Half

12.4 - 13.1 mi

Top 37%
×2stories
+19ft-37ft

Overall

9740

Males

7933

M45-49

7933

Half→25K

13.1 - 15.5 mi

Top 34%
×4stories
+66ft-88ft

Overall

9062

Males

7471

M45-49

7471

25K→30K

15.5 - 18.6 mi

Top 29%
×9stories
+181ft-148ft

Overall

7760

Males

6552

M45-49

6552

30K→20M

18.6 - 20.0 mi

Top 28%
×5stories
+64ft-50ft

Overall

7352

Males

6190

M45-49

6190

20M→21M

20.0 - 21.0 mi

Top 22%
×8stories
+106ft-24ft

Overall

5918

Males

5145

M45-49

5145

21M→35K

21.0 - 21.8 mi

Top 30%
×7stories
+17ft-86ft

Overall

7914

Males

6449

M45-49

6449

35K→23M

21.8 - 23.0 mi

Top 26%
×5stories
+23ft-63ft

Overall

6997

Males

5825

M45-49

5825

23M→24M

23.0 - 24.0 mi

Top 26%
×6stories
+12ft-82ft

Overall

7052

Males

5748

M45-49

5748

24M→40K

24.0 - 24.9 mi

Top 24%
×1story
+6ft-20ft

Overall

6498

Males

5344

M45-49

5344

40K→25.2M

24.9 - 25.2 mi

Top 26%
×1story
+13ft-16ft

Overall

6893

Males

5525

M45-49

5525

25.2M→Finish

25.2 - 26.2 mi

Top 26%
×2stories
+22ft-21ft

Overall

6837

Males

5472

M45-49

5472

Passing Analysis

Category:
Athletes Passed
2302*
Passed By
1141
Net Change
+1159
SegmentAthletes PassedPassed ByNet ChangeStart RankEnd Rank
Start → 5K----#9521
5K → 10K121664-544#9521#10065
10K → 15K142259-118#10065#10183
15K → 20K372*34+338#10183#9845
20K → Half3016+14#9845#9831
Half → 25K17946+133#9831#9698
25K → 30K427*17+410#9698#9288
30K → 20M18411+173#9288#9115
20M → 21M2155+210#9115#8905
21M → 35K7218+54#8905#8851
35K → 23M13612+124#8851#8727
23M → 24M13717+120#8727#8607
24M → 40K11611+105#8607#8502
40K → 25.2M488+40#8502#8462
25.2M → Finish12323+100#8462#8362
TOTALS2302*1141+1159

* Includes athletes who did not complete a segment (DNF/DNQ).

📊

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