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BOSTON MARATHON 2023

Evan Klein

Bib: 1065•M

IL

0:00
0:00
/ mi
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Overall
#0 / 26622
Top 3%
Gender (Male)
#0 / 15176
Top 4%
Division (M18-39)
#0 / 5285
Top 10%
Race Day Weather
49°/39°F
light intensity drizzle

⏱️ Race Timeline

Start
0:00:00
Race begins
5K· 3.11 mi
18:35
Rank: #655
Start → 5K
18:35 | 5:59/mi
10K· 6.21 mi
36:53
Rank: #613 (+42)
5K → 10K
18:18 | 5:53/mi
15K· 9.32 mi
55:12
Rank: #576 (+37)
10K → 15K
18:19 | 5:54/mi
20K· 12.43 mi
1:13:52
Rank: #563 (+13)
15K → 20K
18:40 | 6:00/mi
Half· 13.11 mi
1:17:53
Rank: #559 (+4)
20K → Half
4:01 | 5:53/mi
25K· 15.53 mi
1:32:33
Rank: #562 (-3)
Half → 25K
14:40 | 6:03/mi
30K· 18.64 mi
1:52:17
Rank: #617 (-55)
25K → 30K
19:44 | 6:21/mi
20M
2:01:00
Rank: #646 (-29)
30K → 20M
8:43 | 6:25/mi
21M
2:07:55
Rank: #670 (-24)
20M → 21M
6:55 | 6:55/mi
35K· 21.75 mi
2:12:31
Rank: #673 (-3)
21M → 35K
4:36 | 6:09/mi
23M
2:20:36
Rank: #692 (-19)
35K → 23M
8:05 | 6:27/mi
24M
2:26:49
Rank: #694 (-2)
23M → 24M
6:13 | 6:13/mi
40K· 24.85 mi
2:32:08
Rank: #686 (+8)
24M → 40K
5:19 | 6:13/mi
25.2M
2:34:35
Rank: #691 (-5)
40K → 25.2M
2:27 | 7:06/mi
Finish· 26.22 mi
2:40:46
Rank: #687 (+4)
25.2M → Finish
6:11 | 6:04/mi

The Course

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Half Splits

1st Half· via HalfFaster
Distance13.11 mi
Time1:17:53
Pace5:56 /mi
2nd Half
Distance13.11 mi
Time1:22:53
Pace6:19 /mi
📊Positive Split: 6.4% slower second half

Checkpoint Splits

CheckpointDistanceTime of DayTimeAvg PaceSegment TimeSegment PaceDiff
5K
3.11 mi10:19:0218:355:5918:35
5:59
-
10K
6.21 mi10:37:2036:535:5618:18
5:53
-0:06
15K
9.32 mi10:55:3955:125:5518:19
5:54
+0:01
20K
12.43 mi11:14:191:13:525:5718:40
6:00
+0:06
Half
13.11 mi11:18:201:17:535:564:01
5:53
-0:07
25K
15.53 mi11:33:001:32:335:5714:40
6:03
+0:10
30K
18.64 mi11:52:441:52:176:0119:44
6:21
+0:18
20M
20.00 mi12:01:272:01:006:038:43
6:25
+0:04
21M
21.00 mi12:08:222:07:556:056:55
6:55
+0:30
35K
21.75 mi12:12:582:12:316:064:36
6:09
-0:46
23M
23.00 mi12:21:032:20:366:078:05
6:27
+0:18
24M
24.00 mi12:27:162:26:496:076:13
6:13
-0:14
40K
24.85 mi12:32:352:32:086:075:19
6:13
0:00
25.2M
25.20 mi12:35:022:34:356:082:27
7:06
+0:53
Finish
26.22 mi12:41:132:40:466:086:11
6:04
-1:02

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

5:53 /mi

Average Pace

6:08 /mi

Slowest Pace

7:06 /mi

Loading chart...
Fastest
Middle
Slowest
Average

📊Segments

Segment Time Comparison

Time at Faster Pace

40:38

25% of race

Time at Steady Pace

1:14:14

46% of race

Time at Slower Pace

45:54

29% of race

Average Pace: 6:08 /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 mi10:19:0218:355:5918:35
5:59
#655
10K
6.21 mi10:37:2036:535:5618:18
5:53
#613
15K
9.32 mi10:55:3955:125:5518:19
5:54
#576
20K
12.43 mi11:14:191:13:525:5718:40
6:00
#563
Half
13.11 mi11:18:201:17:535:564:01
5:53
#559
25K
15.53 mi11:33:001:32:335:5714:40
6:03
#562
30K
18.64 mi11:52:441:52:176:0119:44
6:21
#617
20M
20.00 mi12:01:272:01:006:038:43
6:25
#646
21M
21.00 mi12:08:222:07:556:056:55
6:55
#670
35K
21.75 mi12:12:582:12:316:064:36
6:09
#673
23M
23.00 mi12:21:032:20:366:078:05
6:27
#692
24M
24.00 mi12:27:162:26:496:076:13
6:13
#694
40K
24.85 mi12:32:352:32:086:075:19
6:13
#686
25.2M
25.20 mi12:35:022:34:356:082:27
7:06
#691
Finish
26.22 mi12:41:132:40:466:086:11
6:04
#687
Faster pace
Steady pace
Slower pace

Checkpoint and Segment Rankings

CheckpointDistanceSeg. DistOverallMalesM18-39Seg. OverallSeg. MalesSeg. M18-39
5K3.11 mi3.11 mi655611611505(Top 2%)463(Top 3%)463(Top 9%)
10K6.21 mi3.10 mi613+42570+41570+41578(Top 2%)535(Top 4%)535(Top 10%)
15K9.32 mi3.11 mi576+37533+37533+37505(Top 2%)463(Top 3%)463(Top 9%)
20K12.43 mi3.11 mi563+13520+13520+13572(Top 2%)532(Top 4%)532(Top 10%)
Half13.11 mi0.68 mi559+4517+3517+3536(Top 2%)498(Top 3%)498(Top 9%)
25K15.53 mi2.42 mi562-3522-5522-5622(Top 2%)581(Top 4%)581(Top 11%)
30K18.64 mi3.11 mi617-55576-54576-541057(Top 4%)1006(Top 7%)1006(Top 19%)
20M20.00 mi1.36 mi646-29605-29605-291165(Top 4%)1109(Top 7%)1109(Top 21%)
21M21.00 mi1.00 mi670-24628-23628-231789(Top 7%)1701(Top 11%)1701(Top 32%)
35K21.75 mi0.75 mi673-3631-3631-31052(Top 4%)1000(Top 7%)1000(Top 19%)
23M23.00 mi1.25 mi692-19650-19650-191267(Top 5%)1198(Top 8%)1198(Top 23%)
24M24.00 mi1.00 mi694-2653-3653-31058(Top 4%)1000(Top 7%)1000(Top 19%)
40K24.85 mi0.85 mi686+8645+8645+8680(Top 3%)643(Top 4%)643(Top 12%)
25.2M25.20 mi0.35 mi691-5649-4649-42047(Top 8%)1903(Top 13%)1903(Top 36%)
Finish26.22 mi1.02 mi687+4645+4645+4887(Top 3%)847(Top 6%)847(Top 16%)

Segment Performance Analysis

10K→15K

0.0 - 3.1 mi

Top 2%
×21stories
+97ft-345ft

Overall

505

Males

463

M18-39

463

5K→10K

3.1 - 6.2 mi

Top 2%
×5stories
+79ft-138ft

Overall

578

Males

535

M18-39

535

10K→15K

6.2 - 9.3 mi

Top 2%
×3stories
+67ft-78ft

Overall

505

Males

463

M18-39

463

15K→20K

9.3 - 12.4 mi

Top 2%
×5stories
+106ft-86ft

Overall

572

Males

532

M18-39

532

20K→Half

12.4 - 13.1 mi

Top 2%
×2stories
+19ft-37ft

Overall

536

Males

498

M18-39

498

Half→25K

13.1 - 15.5 mi

Top 2%
×4stories
+66ft-88ft

Overall

622

Males

581

M18-39

581

25K→30K

15.5 - 18.6 mi

Top 4%
×9stories
+181ft-148ft

Overall

1057

Males

1006

M18-39

1006

30K→20M

18.6 - 20.0 mi

Top 4%
×5stories
+64ft-50ft

Overall

1165

Males

1109

M18-39

1109

20M→21M

20.0 - 21.0 mi

Top 7%
×8stories
+106ft-24ft

Overall

1789

Males

1701

M18-39

1701

21M→35K

21.0 - 21.8 mi

Top 4%
×7stories
+17ft-86ft

Overall

1052

Males

1000

M18-39

1000

35K→23M

21.8 - 23.0 mi

Top 5%
×5stories
+23ft-63ft

Overall

1267

Males

1198

M18-39

1198

23M→24M

23.0 - 24.0 mi

Top 4%
×6stories
+12ft-82ft

Overall

1058

Males

1000

M18-39

1000

24M→40K

24.0 - 24.9 mi

Top 3%
×1story
+6ft-20ft

Overall

680

Males

643

M18-39

643

40K→25.2M

24.9 - 25.2 mi

Top 8%
×1story
+13ft-16ft

Overall

2047

Males

1903

M18-39

1903

25.2M→Finish

25.2 - 26.2 mi

Top 3%
×2stories
+22ft-21ft

Overall

887

Males

847

M18-39

847

Passing Analysis

Category:
Athletes Passed
212
Passed By
244
Net Change
-32
SegmentAthletes PassedPassed ByNet ChangeStart RankEnd Rank
Start → 5K----#655
5K → 10K5513+42#655#613
10K → 15K425+37#613#576
15K → 20K2411+13#576#563
20K → Half40+4#563#559
Half → 25K1518-3#559#562
25K → 30K661-55#562#617
30K → 20M635-29#617#646
20M → 21M327-24#646#670
21M → 35K36-3#670#673
35K → 23M1332-19#673#692
23M → 24M1214-2#692#694
24M → 40K157+8#694#686
40K → 25.2M38-5#686#691
25.2M → Finish117+4#691#687
TOTALS212244-32
📊

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