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BOSTON MARATHON 2023

Charles Lewis

Bib: 26665•M

NY

0:00
0:00
/ mi
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Overall
#0 / 26622
Top 21%
Gender (Male)
#0 / 15176
Top 34%
Division (M18-39)
#0 / 5285
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
7:33/mi
23:27
↑ 97↓ 3451.5%
10K· 6.21 mi
7:15/mi
45:59
↑ 79↓ 1380.4%
15K· 9.32 mi
7:15/mi
1:08:30
↑ 67↓ 78
20K· 12.43 mi
7:24/mi
1:31:29
↑ 106↓ 860.1%
Half· 13.11 mi
6:47/mi
1:36:07
↑ 19↓ 370.5%
25K· 15.53 mi
6:46/mi
1:52:31
↑ 66↓ 880.2%
30K· 18.64 mi
6:58/mi
2:14:11
↑ 181↓ 1480.2%
20M
6:59/mi
2:23:40
↑ 64↓ 500.2%
21M
7:23/mi
2:31:03
↑ 106↓ 241.6%
35K· 21.75 mi
6:45/mi
2:36:06
↑ 17↓ 861.7%
23M
6:56/mi
2:44:47
↑ 23↓ 630.6%
24M
6:49/mi
2:51:36
↓ 821.3%
40K· 24.85 mi
7:05/mi
2:57:39
↓ 200.3%
25.2M
7:21/mi
3:00:11
↑ 13↓ 160.2%
Finish· 26.22 mi
6:31/mi
3:06:49
↑ 22↓ 21

The Course

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Half Splits

1st Half· via Half
Distance13.11 mi
Time1:36:07
Pace7:20 /mi
2nd Half✓ Faster
Distance13.11 mi
Time1:30:42
Pace6:55 /mi
📊Negative Split: 5.6% faster second half

Checkpoint Splits

CheckpointDistanceTime of DayTimeAvg PaceSegment TimeSegment PaceDiff
5K
3.11 mi11:39:1523:277:3323:27
7:33
-
10K
6.21 mi12:01:4745:597:2422:32
7:15
-0:18
15K
9.32 mi12:24:181:08:307:2122:31
7:15
0:00
20K
12.43 mi12:47:171:31:297:2222:59
7:24
+0:09
Half
13.11 mi12:51:551:36:077:204:38
6:47
-0:37
25K
15.53 mi13:08:191:52:317:1516:24
6:46
-0:01
30K
18.64 mi13:29:592:14:117:1221:40
6:58
+0:12
20M
20.00 mi13:39:282:23:407:119:29
6:59
+0:01
21M
21.00 mi13:46:512:31:037:127:23
7:23
+0:24
35K
21.75 mi13:51:542:36:067:115:03
6:45
-0:38
23M
23.00 mi14:00:352:44:477:108:41
6:56
+0:11
24M
24.00 mi14:07:242:51:367:096:49
6:49
-0:07
40K
24.85 mi14:13:272:57:397:096:03
7:05
+0:16
25.2M
25.20 mi14:15:593:00:117:092:32
7:21
+0:16
Finish
26.22 mi14:22:373:06:497:086:38
6:31
-0:50

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

6:31 /mi

Average Pace

7:08 /mi

Slowest Pace

7:33 /mi

Loading chart...
Fastest
Middle
Slowest
Average

📊Segments

Segment Time Comparison

Time at Faster Pace

1:25:25

46% of race

Time at Steady Pace

1:41:24

54% of race

Time at Slower Pace

0:00

0% of race

Average Pace: 7:07 /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 mi11:39:1523:277:3323:27
7:33
#10036
10K
6.21 mi12:01:4745:597:2422:32
7:15
#9174
15K
9.32 mi12:24:181:08:307:2122:31
7:15
#8824
20K
12.43 mi12:47:171:31:297:2222:59
7:24
#8709
Half
13.11 mi12:51:551:36:077:204:38
6:47
#8495
25K
15.53 mi13:08:191:52:317:1516:24
6:46
#7674
30K
18.64 mi13:29:592:14:117:1221:40
6:58
#6985
20M
20.00 mi13:39:282:23:407:119:29
6:59
#6725
21M
21.00 mi13:46:512:31:037:127:23
7:23
#6539
35K
21.75 mi13:51:542:36:067:115:03
6:45
#6406
23M
23.00 mi14:00:352:44:477:108:41
6:56
#6195
24M
24.00 mi14:07:242:51:367:096:49
6:49
#6029
40K
24.85 mi14:13:272:57:397:096:03
7:05
#5918
25.2M
25.20 mi14:15:593:00:117:092:32
7:21
#5851
Finish
26.22 mi14:22:373:06:497:086:38
6:31
#5656
Faster pace
Steady pace
Slower pace

Checkpoint and Segment Rankings

CheckpointDistanceSeg. DistOverallMalesM18-39Seg. OverallSeg. MalesSeg. M18-39
5K3.11 mi3.11 mi10036814081408114(Top 30%)6990(Top 46%)6990(Top 132%)
10K6.21 mi3.10 mi9174+8627679+4617679+4618491(Top 32%)7250(Top 48%)7250(Top 137%)
15K9.32 mi3.11 mi8824+3507454+2257454+2258114(Top 30%)6990(Top 46%)6990(Top 132%)
20K12.43 mi3.11 mi8709+1157378+767378+768471(Top 32%)7170(Top 47%)7170(Top 136%)
Half13.11 mi0.68 mi8495+2147253+1257253+1255205(Top 20%)4815(Top 32%)4815(Top 91%)
25K15.53 mi2.42 mi7674+8216708+5456708+5453865(Top 15%)3637(Top 24%)3637(Top 69%)
30K18.64 mi3.11 mi6985+6896201+5076201+5074192(Top 16%)3912(Top 26%)3912(Top 74%)
20M20.00 mi1.36 mi6725+2605996+2055996+2053927(Top 15%)3655(Top 24%)3655(Top 69%)
21M21.00 mi1.00 mi6539+1865843+1535843+1534079(Top 15%)3757(Top 25%)3757(Top 71%)
35K21.75 mi0.75 mi6406+1335742+1015742+1013914(Top 15%)3608(Top 24%)3608(Top 68%)
23M23.00 mi1.25 mi6195+2115572+1705572+1703467(Top 13%)3215(Top 21%)3215(Top 61%)
24M24.00 mi1.00 mi6029+1665427+1455427+1453763(Top 14%)3449(Top 23%)3449(Top 65%)
40K24.85 mi0.85 mi5918+1115331+965331+964255(Top 16%)3790(Top 25%)3790(Top 72%)
25.2M25.20 mi0.35 mi5851+675279+525279+523220(Top 12%)2943(Top 19%)2943(Top 56%)
Finish26.22 mi1.02 mi5656+1955117+1625117+1622560(Top 10%)2354(Top 16%)2354(Top 45%)

Segment Performance Analysis

10K→15K

0.0 - 3.1 mi

Top 30%
×21story building
+97ft-345ft

Overall

8114

Males

6990

M18-39

6990

5K→10K

3.1 - 6.2 mi

Top 32%
×5story building
+79ft-138ft

Overall

8491

Males

7250

M18-39

7250

10K→15K

6.2 - 9.3 mi

Top 30%
×3story building
+67ft-78ft

Overall

8114

Males

6990

M18-39

6990

15K→20K

9.3 - 12.4 mi

Top 32%
×5story building
+106ft-86ft

Overall

8471

Males

7170

M18-39

7170

20K→Half

12.4 - 13.1 mi

Top 20%
×2story building
+19ft-37ft

Overall

5205

Males

4815

M18-39

4815

Half→25K

13.1 - 15.5 mi

Top 15%
×4story building
+66ft-88ft

Overall

3865

Males

3637

M18-39

3637

25K→30K

15.5 - 18.6 mi

Top 16%
×9story building
+181ft-148ft

Overall

4192

Males

3912

M18-39

3912

30K→20M

18.6 - 20.0 mi

Top 15%
×5story building
+64ft-50ft

Overall

3927

Males

3655

M18-39

3655

20M→21M

20.0 - 21.0 mi

Top 15%
×8story building
+106ft-24ft

Overall

4079

Males

3757

M18-39

3757

21M→35K

21.0 - 21.8 mi

Top 15%
×7story building
+17ft-86ft

Overall

3914

Males

3608

M18-39

3608

35K→23M

21.8 - 23.0 mi

Top 13%
×5story building
+23ft-63ft

Overall

3467

Males

3215

M18-39

3215

23M→24M

23.0 - 24.0 mi

Top 14%
×6story building
+12ft-82ft

Overall

3763

Males

3449

M18-39

3449

24M→40K

24.0 - 24.9 mi

Top 16%
×1story
+6ft-20ft

Overall

4255

Males

3790

M18-39

3790

40K→25.2M

24.9 - 25.2 mi

Top 12%
×1story
+13ft-16ft

Overall

3220

Males

2943

M18-39

2943

25.2M→Finish

25.2 - 26.2 mi

Top 10%
×2story building
+22ft-21ft

Overall

2560

Males

2354

M18-39

2354

Passing Analysis

Category:
Athletes Passed
4533*
Passed By
153
Net Change
+4380
SegmentAthletes PassedPassed ByNet ChangeStart RankEnd Rank
Start → 5K----#10036
5K → 10K909*47+862#10036#9174
10K → 15K37424+350#9174#8824
15K → 20K18166+115#8824#8709
20K → Half2140+214#8709#8495
Half → 25K8210+821#8495#7674
25K → 30K6901+689#7674#6985
30K → 20M2611+260#6985#6725
20M → 21M1871+186#6725#6539
21M → 35K1341+133#6539#6406
35K → 23M2132+211#6406#6195
23M → 24M1682+166#6195#6029
24M → 40K1165+111#6029#5918
40K → 25.2M670+67#5918#5851
25.2M → Finish1983+195#5851#5656
TOTALS4533*153+4380

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

📊

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