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BOSTON MARATHON 2023

David Charles

Bib: 7653•M

FL

0:00
0:00
/ mi
Masters
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Overall
#0 / 26622
Top 46%
Gender (Male)
#0 / 15176
Masters (Masters Men)
#0 / 9891
Division (M55-59)
#0 / 1422
Top 36%
Race Day Weather
49°/39°F
light intensity drizzle

⏱️ Race Timeline

Start
0:00:00
Race begins
5K· 3.11 mi
21:56
Rank: #6630
Start → 5K
21:56 | 7:04/mi
10K· 6.21 mi
43:36
Rank: #6603 (+27)
5K → 10K
21:40 | 6:58/mi
15K· 9.32 mi
1:06:03
Rank: #7016 (-413)
10K → 15K
22:27 | 7:14/mi
20K· 12.43 mi
1:29:26
Rank: #7520 (-504)
15K → 20K
23:23 | 7:32/mi
Half· 13.11 mi
1:34:33
Rank: #7632 (-112)
20K → Half
5:07 | 7:30/mi
25K· 15.53 mi
1:53:39
Rank: #8188 (-556)
Half → 25K
19:06 | 7:53/mi
30K· 18.64 mi
2:20:00
Rank: #9234 (-1046)
25K → 30K
26:21 | 8:29/mi
20M
2:31:59
Rank: #9732 (-498)
30K → 20M
11:59 | 8:49/mi
21M
2:41:34
Rank: #10162 (-430)
20M → 21M
9:35 | 9:35/mi
35K· 21.75 mi
2:48:19
Rank: #10499 (-337)
21M → 35K
6:45 | 9:01/mi
23M
2:59:24
Rank: #10801 (-302)
35K → 23M
11:05 | 8:51/mi
24M
3:08:48
Rank: #11298 (-497)
23M → 24M
9:24 | 9:24/mi
40K· 24.85 mi
3:16:48
Rank: #11630 (-332)
24M → 40K
8:00 | 9:21/mi
25.2M
3:20:47
Rank: #11928 (-298)
40K → 25.2M
3:59 | 11:33/mi
Finish· 26.22 mi
3:30:19
Rank: #12359 (-431)
25.2M → Finish
9:32 | 9:21/mi

The Course

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Half Splits

1st Half· via HalfFaster
Distance13.11 mi
Time1:34:33
Pace7:13 /mi
2nd Half
Distance13.11 mi
Time1:55:46
Pace8:50 /mi
📊Positive Split: 22.4% slower second half

Checkpoint Splits

CheckpointDistanceTime of DayTimeAvg PaceSegment TimeSegment PaceDiff
5K
3.11 mi10:25:4721:567:0421:56
7:04
-
10K
6.21 mi10:47:2743:367:0121:40
6:58
-0:06
15K
9.32 mi11:09:541:06:037:0522:27
7:14
+0:16
20K
12.43 mi11:33:171:29:267:1223:23
7:32
+0:18
Half
13.11 mi11:38:241:34:337:135:07
7:30
-0:02
25K
15.53 mi11:57:301:53:397:1919:06
7:53
+0:23
30K
18.64 mi12:23:512:20:007:3126:21
8:29
+0:36
20M
20.00 mi12:35:502:31:597:3611:59
8:49
+0:20
21M
21.00 mi12:45:252:41:347:429:35
9:35
+0:46
35K
21.75 mi12:52:102:48:197:446:45
9:01
-0:34
23M
23.00 mi13:03:152:59:247:4811:05
8:51
-0:10
24M
24.00 mi13:12:393:08:487:529:24
9:24
+0:33
40K
24.85 mi13:20:393:16:487:558:00
9:21
-0:03
25.2M
25.20 mi13:24:383:20:477:583:59
11:33
+2:12
Finish
26.22 mi13:34:103:30:198:029:32
9:21
-2:12

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

6:58 /mi

Average Pace

8:02 /mi

Slowest Pace

11:33 /mi

Loading chart...
Fastest
Middle
Slowest
Average

📊Segments

Segment Time Comparison

Time at Faster Pace

1:53:39

54% of race

Time at Steady Pace

1:23:06

40% of race

Time at Slower Pace

13:34

6% of race

Average Pace: 8:01 /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 mi10:25:4721:567:0421:56
7:04
#6630
10K
6.21 mi10:47:2743:367:0121:40
6:58
#6603
15K
9.32 mi11:09:541:06:037:0522:27
7:14
#7016
20K
12.43 mi11:33:171:29:267:1223:23
7:32
#7520
Half
13.11 mi11:38:241:34:337:135:07
7:30
#7632
25K
15.53 mi11:57:301:53:397:1919:06
7:53
#8188
30K
18.64 mi12:23:512:20:007:3126:21
8:29
#9234
20M
20.00 mi12:35:502:31:597:3611:59
8:49
#9732
21M
21.00 mi12:45:252:41:347:429:35
9:35
#10162
35K
21.75 mi12:52:102:48:197:446:45
9:01
#10499
23M
23.00 mi13:03:152:59:247:4811:05
8:51
#10801
24M
24.00 mi13:12:393:08:487:529:24
9:24
#11298
40K
24.85 mi13:20:393:16:487:558:00
9:21
#11630
25.2M
25.20 mi13:24:383:20:477:583:59
11:33
#11928
Finish
26.22 mi13:34:103:30:198:029:32
9:21
#12359
Faster pace
Steady pace
Slower pace

Checkpoint and Segment Rankings

CheckpointDistanceSeg. DistOverallMalesM55-59Seg. OverallSeg. MalesSeg. M55-59
5K3.11 mi3.11 mi6630598959897981(Top 30%)6915(Top 46%)6915(Top 486%)
10K6.21 mi3.10 mi6603+275956+335956+336656(Top 25%)5978(Top 39%)5978(Top 420%)
15K9.32 mi3.11 mi7016-4136267-3116267-3117981(Top 30%)6915(Top 46%)6915(Top 486%)
20K12.43 mi3.11 mi7520-5046623-3566623-3569514(Top 36%)7812(Top 51%)7812(Top 549%)
Half13.11 mi0.68 mi7632-1126693-706693-7010230(Top 38%)8242(Top 54%)8242(Top 580%)
25K15.53 mi2.42 mi8188-5567031-3387031-33811729(Top 44%)8803(Top 58%)8803(Top 619%)
30K18.64 mi3.11 mi9234-10467649-6187649-61814180(Top 53%)9721(Top 64%)9721(Top 684%)
20M20.00 mi1.36 mi9732-4987918-2697918-26915503(Top 58%)10202(Top 67%)10202(Top 717%)
21M21.00 mi1.00 mi10162-4308126-2088126-20816322(Top 61%)10484(Top 69%)10484(Top 737%)
35K21.75 mi0.75 mi10499-3378269-1438269-14317961(Top 67%)11114(Top 73%)11114(Top 782%)
23M23.00 mi1.25 mi10801-3028379-1108379-11015256(Top 57%)9913(Top 65%)9913(Top 697%)
24M24.00 mi1.00 mi11298-4978607-2288607-22818830(Top 71%)11454(Top 75%)11454(Top 805%)
40K24.85 mi0.85 mi11630-3328738-1318738-13117739(Top 67%)10898(Top 72%)10898(Top 766%)
25.2M25.20 mi0.35 mi11928-2988849-1118849-11121622(Top 81%)12667(Top 83%)12667(Top 891%)
Finish26.22 mi1.02 mi12359-4319019-1709019-17019568(Top 74%)11774(Top 78%)11774(Top 828%)

Segment Performance Analysis

10K→15K

0.0 - 3.1 mi

Top 30%
×21stories
+97ft-345ft

Overall

7981

Males

6915

M55-59

6915

5K→10K

3.1 - 6.2 mi

Top 25%
×5stories
+79ft-138ft

Overall

6656

Males

5978

M55-59

5978

10K→15K

6.2 - 9.3 mi

Top 30%
×3stories
+67ft-78ft

Overall

7981

Males

6915

M55-59

6915

15K→20K

9.3 - 12.4 mi

Top 36%
×5stories
+106ft-86ft

Overall

9514

Males

7812

M55-59

7812

20K→Half

12.4 - 13.1 mi

Top 38%
×2stories
+19ft-37ft

Overall

10230

Males

8242

M55-59

8242

Half→25K

13.1 - 15.5 mi

Top 44%
×4stories
+66ft-88ft

Overall

11729

Males

8803

M55-59

8803

25K→30K

15.5 - 18.6 mi

Top 53%
×9stories
+181ft-148ft

Overall

14180

Males

9721

M55-59

9721

30K→20M

18.6 - 20.0 mi

Top 58%
×5stories
+64ft-50ft

Overall

15503

Males

10202

M55-59

10202

20M→21M

20.0 - 21.0 mi

Top 61%
×8stories
+106ft-24ft

Overall

16322

Males

10484

M55-59

10484

21M→35K

21.0 - 21.8 mi

Top 67%
×7stories
+17ft-86ft

Overall

17961

Males

11114

M55-59

11114

35K→23M

21.8 - 23.0 mi

Top 57%
×5stories
+23ft-63ft

Overall

15256

Males

9913

M55-59

9913

23M→24M

23.0 - 24.0 mi

Top 71%
×6stories
+12ft-82ft

Overall

18830

Males

11454

M55-59

11454

24M→40K

24.0 - 24.9 mi

Top 67%
×1story
+6ft-20ft

Overall

17739

Males

10898

M55-59

10898

40K→25.2M

24.9 - 25.2 mi

Top 81%
×1story
+13ft-16ft

Overall

21622

Males

12667

M55-59

12667

25.2M→Finish

25.2 - 26.2 mi

Top 74%
×2stories
+22ft-21ft

Overall

19568

Males

11774

M55-59

11774

Passing Analysis

Category:
Athletes Passed
409
Passed By
6136
Net Change
-5729
SegmentAthletes PassedPassed ByNet ChangeStart RankEnd Rank
Start → 5K----#6630
5K → 10K208181+27#6630#6603
10K → 15K28441-413#6603#7016
15K → 20K25529-504#7016#7520
20K → Half2114-112#7520#7632
Half → 25K16572-556#7632#8188
25K → 30K251071-1046#8188#9234
30K → 20M17515-498#9234#9732
20M → 21M18446-430#9732#10162
21M → 35K9346-337#10162#10499
35K → 23M25327-302#10499#10801
23M → 24M12509-497#10801#11298
24M → 40K14346-332#11298#11630
40K → 25.2M2300-298#11630#11928
25.2M → Finish8439-431#11928#12359
TOTALS4096136-5729
📊

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