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BOSTON MARATHON 2023

Charles Koch

Bib: 2287•M

CT

0:00
0:00
/ mi
Masters
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Overall
#0 / 26622
Top 12%
Gender (Male)
#0 / 15176
Top 20%
Masters (Masters Men)
#0 / 9891
Top 8%
Division (M40-44)
#0 / 2241
Top 21%
Race Day Weather
49°/39°F
light intensity drizzle

⏱️ Race Timeline

Start
0:00:00
Race begins
5K· 3.11 mi
20:42
Rank: #3333
Start → 5K
20:42 | 6:40/mi
10K· 6.21 mi
41:18
Rank: #3503 (-170)
5K → 10K
20:36 | 6:38/mi
15K· 9.32 mi
1:01:58
Rank: #3541 (-38)
10K → 15K
20:40 | 6:39/mi
20K· 12.43 mi
1:22:46
Rank: #3529 (+12)
15K → 20K
20:48 | 6:42/mi
Half· 13.11 mi
1:27:17
Rank: #3518 (+11)
20K → Half
4:31 | 6:37/mi
25K· 15.53 mi
1:43:40
Rank: #3537 (-19)
Half → 25K
16:23 | 6:45/mi
30K· 18.64 mi
2:04:59
Rank: #3474 (+63)
25K → 30K
21:19 | 6:52/mi
20M
2:14:23
Rank: #3450 (+24)
30K → 20M
9:24 | 6:55/mi
21M
2:21:39
Rank: #3410 (+40)
20M → 21M
7:16 | 7:16/mi
35K· 21.75 mi
2:26:42
Rank: #3406 (+4)
21M → 35K
5:03 | 6:45/mi
23M
2:35:24
Rank: #3378 (+28)
35K → 23M
8:42 | 6:57/mi
24M
2:42:09
Rank: #3374 (+4)
23M → 24M
6:45 | 6:45/mi
40K· 24.85 mi
2:47:59
Rank: #3334 (+40)
24M → 40K
5:50 | 6:49/mi
25.2M
2:50:20
Rank: #3263 (+71)
40K → 25.2M
2:21 | 6:49/mi
Finish· 26.22 mi
2:57:17
Rank: #3269 (-6)
25.2M → Finish
6:57 | 6:49/mi

The Course

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Half Splits

1st Half· via HalfFaster
Distance13.11 mi
Time1:27:17
Pace6:39 /mi
2nd Half
Distance13.11 mi
Time1:30:00
Pace6:52 /mi
📊Positive Split: 3.1% slower second half

Checkpoint Splits

CheckpointDistanceTime of DayTimeAvg PaceSegment TimeSegment PaceDiff
5K
3.11 mi10:21:4720:426:4020:42
6:40
-
10K
6.21 mi10:42:2341:186:3920:36
6:38
-0:02
15K
9.32 mi11:03:031:01:586:3920:40
6:39
+0:01
20K
12.43 mi11:23:511:22:466:4020:48
6:42
+0:03
Half
13.11 mi11:28:221:27:176:394:31
6:37
-0:05
25K
15.53 mi11:44:451:43:406:4016:23
6:45
+0:08
30K
18.64 mi12:06:042:04:596:4221:19
6:52
+0:07
20M
20.00 mi12:15:282:14:236:439:24
6:55
+0:03
21M
21.00 mi12:22:442:21:396:457:16
7:16
+0:21
35K
21.75 mi12:27:472:26:426:455:03
6:45
-0:31
23M
23.00 mi12:36:292:35:246:458:42
6:57
+0:12
24M
24.00 mi12:43:142:42:096:456:45
6:45
-0:12
40K
24.85 mi12:49:042:47:596:465:50
6:49
+0:04
25.2M
25.20 mi12:51:252:50:206:462:21
6:49
0:00
Finish
26.22 mi12:58:222:57:176:466:57
6:49
0:00

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

6:37 /mi

Average Pace

6:46 /mi

Slowest Pace

7:16 /mi

Loading chart...
Fastest
Middle
Slowest
Average

📊Segments

Segment Time Comparison

Time at Faster Pace

2:41:19

91% of race

Time at Steady Pace

15:58

9% of race

Time at Slower Pace

0:00

0% of race

Average Pace: 6:46 /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 mi10:21:4720:426:4020:42
6:40
#3333
10K
6.21 mi10:42:2341:186:3920:36
6:38
#3503
15K
9.32 mi11:03:031:01:586:3920:40
6:39
#3541
20K
12.43 mi11:23:511:22:466:4020:48
6:42
#3529
Half
13.11 mi11:28:221:27:176:394:31
6:37
#3518
25K
15.53 mi11:44:451:43:406:4016:23
6:45
#3537
30K
18.64 mi12:06:042:04:596:4221:19
6:52
#3474
20M
20.00 mi12:15:282:14:236:439:24
6:55
#3450
21M
21.00 mi12:22:442:21:396:457:16
7:16
#3410
35K
21.75 mi12:27:472:26:426:455:03
6:45
#3406
23M
23.00 mi12:36:292:35:246:458:42
6:57
#3378
24M
24.00 mi12:43:142:42:096:456:45
6:45
#3374
40K
24.85 mi12:49:042:47:596:465:50
6:49
#3334
25.2M
25.20 mi12:51:252:50:206:462:21
6:49
#3263
Finish
26.22 mi12:58:222:57:176:466:57
6:49
#3269
Faster pace
Steady pace
Slower pace
Est.Checkpoint not recorded (estimated)
~Segment time uses estimated prior

Checkpoint and Segment Rankings

CheckpointDistanceSeg. DistOverallMalesM40-44Seg. OverallSeg. MalesSeg. M40-44
5K3.11 mi3.11 mi3333314531453697(Top 14%)3485(Top 23%)3485(Top 156%)
10K6.21 mi3.10 mi3503-1703308-1633308-1633718(Top 14%)3513(Top 23%)3513(Top 157%)
15K9.32 mi3.11 mi3541-383349-413349-413697(Top 14%)3485(Top 23%)3485(Top 156%)
20K12.43 mi3.11 mi3529+123342+73342+73537(Top 13%)3346(Top 22%)3346(Top 149%)
Half13.11 mi0.68 mi3518+113333+93333+93564(Top 13%)3372(Top 22%)3372(Top 150%)
25K15.53 mi2.42 mi3537-193354-213354-213783(Top 14%)3557(Top 23%)3557(Top 159%)
30K18.64 mi3.11 mi3474+633289+653289+653377(Top 13%)3177(Top 21%)3177(Top 142%)
20M20.00 mi1.36 mi3450+243264+253264+253512(Top 13%)3277(Top 22%)3277(Top 146%)
21M21.00 mi1.00 mi3410+403230+343230+343441(Top 13%)3199(Top 21%)3199(Top 143%)
35K21.75 mi0.75 mi3406+43224+63224+63836(Top 14%)3530(Top 23%)3530(Top 158%)
23M23.00 mi1.25 mi3378+283199+253199+253501(Top 13%)3242(Top 21%)3242(Top 145%)
24M24.00 mi1.00 mi3374+43192+73192+73364(Top 13%)3101(Top 20%)3101(Top 138%)
40K24.85 mi0.85 mi3334+403154+383154+382941(Top 11%)2708(Top 18%)2708(Top 121%)
25.2M25.20 mi0.35 mi3263+713086+683086+681259(Top 5%)1191(Top 8%)1191(Top 53%)
Finish26.22 mi1.02 mi3269-63091-53091-54134(Top 16%)3638(Top 24%)3638(Top 162%)

Segment Performance Analysis

10K→15K

0.0 - 3.1 mi

Top 14%
×21stories
+97ft-345ft

Overall

3697

Males

3485

M40-44

3485

5K→10K

3.1 - 6.2 mi

Top 14%
×5stories
+79ft-138ft

Overall

3718

Males

3513

M40-44

3513

10K→15K

6.2 - 9.3 mi

Top 14%
×3stories
+67ft-78ft

Overall

3697

Males

3485

M40-44

3485

15K→20K

9.3 - 12.4 mi

Top 13%
×5stories
+106ft-86ft

Overall

3537

Males

3346

M40-44

3346

20K→Half

12.4 - 13.1 mi

Top 13%
×2stories
+19ft-37ft

Overall

3564

Males

3372

M40-44

3372

Half→25K

13.1 - 15.5 mi

Top 14%
×4stories
+66ft-88ft

Overall

3783

Males

3557

M40-44

3557

25K→30K

15.5 - 18.6 mi

Top 13%
×9stories
+181ft-148ft

Overall

3377

Males

3177

M40-44

3177

30K→20M

18.6 - 20.0 mi

Top 13%
×5stories
+64ft-50ft

Overall

3512

Males

3277

M40-44

3277

20M→21M

20.0 - 21.0 mi

Top 13%
×8stories
+106ft-24ft

Overall

3441

Males

3199

M40-44

3199

21M→35K

21.0 - 21.8 mi

Top 14%
×7stories
+17ft-86ft

Overall

3836

Males

3530

M40-44

3530

35K→23M

21.8 - 23.0 mi

Top 13%
×5stories
+23ft-63ft

Overall

3501

Males

3242

M40-44

3242

23M→24M

23.0 - 24.0 mi

Top 13%
×6stories
+12ft-82ft

Overall

3364

Males

3101

M40-44

3101

24M→40K

24.0 - 24.9 mi

Top 11%
×1story
+6ft-20ft

Overall

2941

Males

2708

M40-44

2708

40K→25.2M

24.9 - 25.2 mi

Top 5%
×1story
+13ft-16ft

Overall

1259

Males

1191

M40-44

1191

25.2M→Finish

25.2 - 26.2 mi

Top 16%
×2stories
+22ft-21ft

Overall

4134

Males

3638

M40-44

3638

Passing Analysis

Category:
Athletes Passed
990
Passed By
926
Net Change
+64
SegmentAthletes PassedPassed ByNet ChangeStart RankEnd Rank
Start → 5K----#3333
5K → 10K116286-170#3333#3503
10K → 15K91129-38#3503#3541
15K → 20K8674+12#3541#3529
20K → Half176+11#3529#3518
Half → 25K7493-19#3518#3537
25K → 30K13774+63#3537#3474
30K → 20M6642+24#3474#3450
20M → 21M7636+40#3450#3410
21M → 35K3531+4#3410#3406
35K → 23M6941+28#3406#3378
23M → 24M4036+4#3378#3374
24M → 40K6222+40#3374#3334
40K → 25.2M710+71#3334#3263
25.2M → Finish5056-6#3263#3269
TOTALS990926+64
📊

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