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BOSTON MARATHON 2023

Colby Knight

Bib: 4098•M

MN

0:00
0:00
/ mi
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Overall
#0 / 26622
Top 14%
Gender (Male)
#0 / 15176
Top 24%
Division (M18-39)
#0 / 5285
Top 48%
Race Day Weather
49°/39°F
light intensity drizzle

⏱️ Race Timeline

Start
0:00:00
Race begins
5K· 3.11 mi
22:18
Rank: #7351
Start → 5K
22:18 | 7:11/mi
10K· 6.21 mi
43:46
Rank: #6750 (+601)
5K → 10K
21:28 | 6:55/mi
15K· 9.32 mi
1:04:59
Rank: #6327 (+423)
10K → 15K
21:13 | 6:50/mi
20K· 12.43 mi
1:26:06
Rank: #5892 (+435)
15K → 20K
21:07 | 6:48/mi
Half· 13.11 mi
1:30:43
Rank: #5843 (+49)
20K → Half
4:37 | 6:46/mi
25K· 15.53 mi
1:47:22
Rank: #5663 (+180)
Half → 25K
16:39 | 6:52/mi
30K· 18.64 mi
2:08:53
Rank: #5284 (+379)
25K → 30K
21:31 | 6:56/mi
20M
2:18:16
Rank: #5088 (+196)
30K → 20M
9:23 | 6:54/mi
21M
2:25:24
Rank: #4910 (+178)
20M → 21M
7:08 | 7:08/mi
35K· 21.75 mi
2:30:18
Rank: #4795 (+115)
21M → 35K
4:54 | 6:33/mi
23M
2:38:53
Rank: #4643 (+152)
35K → 23M
8:35 | 6:51/mi
24M
2:45:15
Rank: #4457 (+186)
23M → 24M
6:22 | 6:22/mi
40K· 24.85 mi
2:50:47
Rank: #4275 (+182)
24M → 40K
5:32 | 6:28/mi
25.2M
2:53:04
Rank: #4184 (+91)
40K → 25.2M
2:17 | 6:37/mi
Finish· 26.22 mi
2:58:55
Rank: #3826 (+358)
25.2M → Finish
5:51 | 5:44/mi

The Course

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Half Splits

1st Half· via Half
Distance13.11 mi
Time1:30:43
Pace6:55 /mi
2nd Half✓ Faster
Distance13.11 mi
Time1:28:12
Pace6:44 /mi
📊Negative Split: 2.8% faster second half

Checkpoint Splits

CheckpointDistanceTime of DayTimeAvg PaceSegment TimeSegment PaceDiff
5K
3.11 mi10:24:2422:187:1122:18
7:11
-
10K
6.21 mi10:45:5243:467:0321:28
6:55
-0:16
15K
9.32 mi11:07:051:04:596:5821:13
6:50
-0:05
20K
12.43 mi11:28:121:26:066:5621:07
6:48
-0:02
Half
13.11 mi11:32:491:30:436:554:37
6:46
-0:02
25K
15.53 mi11:49:281:47:226:5516:39
6:52
+0:06
30K
18.64 mi12:10:592:08:536:5521:31
6:56
+0:04
20M
20.00 mi12:20:222:18:166:559:23
6:54
-0:02
21M
21.00 mi12:27:302:25:246:557:08
7:08
+0:14
35K
21.75 mi12:32:242:30:186:554:54
6:33
-0:35
23M
23.00 mi12:40:592:38:536:548:35
6:51
+0:18
24M
24.00 mi12:47:212:45:156:536:22
6:22
-0:29
40K
24.85 mi12:52:532:50:476:525:32
6:28
+0:06
25.2M
25.20 mi12:55:102:53:046:522:17
6:37
+0:09
Finish
26.22 mi13:01:012:58:556:505:51
5:44
-0:53

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

5:44 /mi

Average Pace

6:50 /mi

Slowest Pace

7:11 /mi

Loading chart...
Fastest
Middle
Slowest
Average

📊Segments

Segment Time Comparison

Time at Faster Pace

24:56

14% of race

Time at Steady Pace

2:04:33

70% of race

Time at Slower Pace

29:26

16% of race

Average Pace: 6:49 /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 mi10:24:2422:187:1122:18
7:11
#7351
10K
6.21 mi10:45:5243:467:0321:28
6:55
#6750
15K
9.32 mi11:07:051:04:596:5821:13
6:50
#6327
20K
12.43 mi11:28:121:26:066:5621:07
6:48
#5892
Half
13.11 mi11:32:491:30:436:554:37
6:46
#5843
25K
15.53 mi11:49:281:47:226:5516:39
6:52
#5663
30K
18.64 mi12:10:592:08:536:5521:31
6:56
#5284
20M
20.00 mi12:20:222:18:166:559:23
6:54
#5088
21M
21.00 mi12:27:302:25:246:557:08
7:08
#4910
35K
21.75 mi12:32:242:30:186:554:54
6:33
#4795
23M
23.00 mi12:40:592:38:536:548:35
6:51
#4643
24M
24.00 mi12:47:212:45:156:536:22
6:22
#4457
40K
24.85 mi12:52:532:50:476:525:32
6:28
#4275
25.2M
25.20 mi12:55:102:53:046:522:17
6:37
#4184
Finish
26.22 mi13:01:012:58:556:505:51
5:44
#3826
Faster pace
Steady pace
Slower pace

Checkpoint and Segment Rankings

CheckpointDistanceSeg. DistOverallMalesM18-39Seg. OverallSeg. MalesSeg. M18-39
5K3.11 mi3.11 mi7351653865385357(Top 20%)4942(Top 33%)4942(Top 94%)
10K6.21 mi3.10 mi6750+6016074+4646074+4646178(Top 23%)5600(Top 37%)5600(Top 106%)
15K9.32 mi3.11 mi6327+4235728+3465728+3465357(Top 20%)4942(Top 33%)4942(Top 94%)
20K12.43 mi3.11 mi5892+4355389+3395389+3394397(Top 17%)4103(Top 27%)4103(Top 78%)
Half13.11 mi0.68 mi5843+495355+345355+344905(Top 18%)4537(Top 30%)4537(Top 86%)
25K15.53 mi2.42 mi5663+1805208+1475208+1474698(Top 18%)4361(Top 29%)4361(Top 83%)
30K18.64 mi3.11 mi5284+3794882+3264882+3263832(Top 14%)3591(Top 24%)3591(Top 68%)
20M20.00 mi1.36 mi5088+1964711+1714711+1713464(Top 13%)3236(Top 21%)3236(Top 61%)
21M21.00 mi1.00 mi4910+1784554+1574554+1572780(Top 10%)2614(Top 17%)2614(Top 49%)
35K21.75 mi0.75 mi4795+1154454+1004454+1002731(Top 10%)2574(Top 17%)2574(Top 49%)
23M23.00 mi1.25 mi4643+1524317+1374317+1372988(Top 11%)2789(Top 18%)2789(Top 53%)
24M24.00 mi1.00 mi4457+1864160+1574160+1571593(Top 6%)1509(Top 10%)1509(Top 29%)
40K24.85 mi0.85 mi4275+1823994+1663994+1661465(Top 6%)1384(Top 9%)1384(Top 26%)
25.2M25.20 mi0.35 mi4184+913915+793915+79754(Top 3%)719(Top 5%)719(Top 14%)
Finish26.22 mi1.02 mi3826+3583591+3243591+324298(Top 1%)280(Top 2%)280(Top 5%)

Segment Performance Analysis

10K→15K

0.0 - 3.1 mi

Top 20%
×21stories
+97ft-345ft

Overall

5357

Males

4942

M18-39

4942

5K→10K

3.1 - 6.2 mi

Top 23%
×5stories
+79ft-138ft

Overall

6178

Males

5600

M18-39

5600

10K→15K

6.2 - 9.3 mi

Top 20%
×3stories
+67ft-78ft

Overall

5357

Males

4942

M18-39

4942

15K→20K

9.3 - 12.4 mi

Top 17%
×5stories
+106ft-86ft

Overall

4397

Males

4103

M18-39

4103

20K→Half

12.4 - 13.1 mi

Top 18%
×2stories
+19ft-37ft

Overall

4905

Males

4537

M18-39

4537

Half→25K

13.1 - 15.5 mi

Top 18%
×4stories
+66ft-88ft

Overall

4698

Males

4361

M18-39

4361

25K→30K

15.5 - 18.6 mi

Top 14%
×9stories
+181ft-148ft

Overall

3832

Males

3591

M18-39

3591

30K→20M

18.6 - 20.0 mi

Top 13%
×5stories
+64ft-50ft

Overall

3464

Males

3236

M18-39

3236

20M→21M

20.0 - 21.0 mi

Top 10%
×8stories
+106ft-24ft

Overall

2780

Males

2614

M18-39

2614

21M→35K

21.0 - 21.8 mi

Top 10%
×7stories
+17ft-86ft

Overall

2731

Males

2574

M18-39

2574

35K→23M

21.8 - 23.0 mi

Top 11%
×5stories
+23ft-63ft

Overall

2988

Males

2789

M18-39

2789

23M→24M

23.0 - 24.0 mi

Top 6%
×6stories
+12ft-82ft

Overall

1593

Males

1509

M18-39

1509

24M→40K

24.0 - 24.9 mi

Top 6%
×1story
+6ft-20ft

Overall

1465

Males

1384

M18-39

1384

40K→25.2M

24.9 - 25.2 mi

Top 3%
×1story
+13ft-16ft

Overall

754

Males

719

M18-39

719

25.2M→Finish

25.2 - 26.2 mi

Top 1%
×2stories
+22ft-21ft

Overall

298

Males

280

M18-39

280

Passing Analysis

Category:
Athletes Passed
3607
Passed By
82
Net Change
+3525
SegmentAthletes PassedPassed ByNet ChangeStart RankEnd Rank
Start → 5K----#7351
5K → 10K63433+601#7351#6750
10K → 15K4307+423#6750#6327
15K → 20K4361+435#6327#5892
20K → Half567+49#5892#5843
Half → 25K1844+180#5843#5663
25K → 30K3867+379#5663#5284
30K → 20M2059+196#5284#5088
20M → 21M1824+178#5088#4910
21M → 35K1183+115#4910#4795
35K → 23M1597+152#4795#4643
23M → 24M1860+186#4643#4457
24M → 40K1820+182#4457#4275
40K → 25.2M910+91#4275#4184
25.2M → Finish3580+358#4184#3826
TOTALS360782+3525
📊

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