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BOSTON MARATHON 2023

Charles Parsons

Bib: 4249•M

FL

0:00
0:00
/ mi
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Overall
#0 / 26622
Top 30%
Gender (Male)
#0 / 15176
Top 44%
Division (M18-39)
#0 / 5285
Race Day Weather
49°/39°F
light intensity drizzle

⏱️ Race Timeline

Start
0:00:00
Race begins
5K· 3.11 mi
21:54
Rank: #6556
Start → 5K
21:54 | 7:03/mi
10K· 6.21 mi
44:01
Rank: #7006 (-450)
5K → 10K
22:07 | 7:07/mi
15K· 9.32 mi
1:06:04
Rank: #7026 (-20)
10K → 15K
22:03 | 7:06/mi
20K· 12.43 mi
1:28:16
Rank: #6954 (+72)
15K → 20K
22:12 | 7:09/mi
Half· 13.11 mi
1:33:06
Rank: #6949 (+5)
20K → Half
4:50 | 7:05/mi
25K· 15.53 mi
1:50:28
Rank: #6836 (+113)
Half → 25K
17:22 | 7:10/mi
30K· 18.64 mi
2:13:16
Rank: #6679 (+157)
25K → 30K
22:48 | 7:20/mi
20M
2:23:19
Rank: #6621 (+58)
30K → 20M
10:03 | 7:24/mi
21M
2:31:24
Rank: #6644 (-23)
20M → 21M
8:05 | 8:05/mi
35K· 21.75 mi
2:37:34
Rank: #6815 (-171)
21M → 35K
6:10 | 8:15/mi
23M
2:47:54
Rank: #7002 (-187)
35K → 23M
10:20 | 8:15/mi
24M
2:56:43
Rank: #7360 (-358)
23M → 24M
8:49 | 8:49/mi
40K· 24.85 mi
3:04:53
Rank: #7851 (-491)
24M → 40K
8:10 | 9:33/mi
25.2M
3:08:15
Rank: #7976 (-125)
40K → 25.2M
3:22 | 9:46/mi
Finish· 26.22 mi
3:15:57
Rank: #7998 (-22)
25.2M → Finish
7:42 | 7:33/mi

The Course

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Half Splits

1st Half· via HalfFaster
Distance13.11 mi
Time1:33:06
Pace7:06 /mi
2nd Half
Distance13.11 mi
Time1:42:51
Pace7:51 /mi
📊Positive Split: 10.5% slower second half

Checkpoint Splits

CheckpointDistanceTime of DayTimeAvg PaceSegment TimeSegment PaceDiff
5K
3.11 mi10:24:0921:547:0321:54
7:03
-
10K
6.21 mi10:46:1644:017:0522:07
7:07
+0:04
15K
9.32 mi11:08:191:06:047:0522:03
7:06
-0:01
20K
12.43 mi11:30:311:28:167:0622:12
7:09
+0:03
Half
13.11 mi11:35:211:33:067:064:50
7:05
-0:04
25K
15.53 mi11:52:431:50:287:0717:22
7:10
+0:05
30K
18.64 mi12:15:312:13:167:0922:48
7:20
+0:10
20M
20.00 mi12:25:342:23:197:1010:03
7:24
+0:04
21M
21.00 mi12:33:392:31:247:138:05
8:05
+0:41
35K
21.75 mi12:39:492:37:347:156:10
8:15
+0:10
23M
23.00 mi12:50:092:47:547:1810:20
8:15
0:00
24M
24.00 mi12:58:582:56:437:228:49
8:49
+0:34
40K
24.85 mi13:07:083:04:537:268:10
9:33
+0:44
25.2M
25.20 mi13:10:303:08:157:283:22
9:46
+0:13
Finish
26.22 mi13:18:123:15:577:297:42
7:33
-2:13

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

7:03 /mi

Average Pace

7:29 /mi

Slowest Pace

9:46 /mi

Loading chart...
Fastest
Middle
Slowest
Average

📊Segments

Segment Time Comparison

Time at Faster Pace

0:00

0% of race

Time at Steady Pace

2:31:01

77% of race

Time at Slower Pace

44:56

23% of race

Average Pace: 7:28 /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 mi10:24:0921:547:0321:54
7:03
#6556
10K
6.21 mi10:46:1644:017:0522:07
7:07
#7006
15K
9.32 mi11:08:191:06:047:0522:03
7:06
#7026
20K
12.43 mi11:30:311:28:167:0622:12
7:09
#6954
Half
13.11 mi11:35:211:33:067:064:50
7:05
#6949
25K
15.53 mi11:52:431:50:287:0717:22
7:10
#6836
30K
18.64 mi12:15:312:13:167:0922:48
7:20
#6679
20M
20.00 mi12:25:342:23:197:1010:03
7:24
#6621
21M
21.00 mi12:33:392:31:247:138:05
8:05
#6644
35K
21.75 mi12:39:492:37:347:156:10
8:15
#6815
23M
23.00 mi12:50:092:47:547:1810:20
8:15
#7002
24M
24.00 mi12:58:582:56:437:228:49
8:49
#7360
40K
24.85 mi13:07:083:04:537:268:10
9:33
#7851
25.2M
25.20 mi13:10:303:08:157:283:22
9:46
#7976
Finish
26.22 mi13:18:123:15:577:297:42
7:33
#7998
Faster pace
Steady pace
Slower pace

Checkpoint and Segment Rankings

CheckpointDistanceSeg. DistOverallMalesM18-39Seg. OverallSeg. MalesSeg. M18-39
5K3.11 mi3.11 mi6556592959297142(Top 27%)6348(Top 42%)6348(Top 120%)
10K6.21 mi3.10 mi7006-4506262-3336262-3337559(Top 28%)6645(Top 44%)6645(Top 126%)
15K9.32 mi3.11 mi7026-206273-116273-117142(Top 27%)6348(Top 42%)6348(Top 120%)
20K12.43 mi3.11 mi6954+726218+556218+556791(Top 26%)6058(Top 40%)6058(Top 115%)
Half13.11 mi0.68 mi6949+56210+86210+87065(Top 27%)6282(Top 41%)6282(Top 119%)
25K15.53 mi2.42 mi6836+1136115+956115+956462(Top 24%)5774(Top 38%)5774(Top 109%)
30K18.64 mi3.11 mi6679+1575973+1425973+1426256(Top 23%)5558(Top 37%)5558(Top 105%)
20M20.00 mi1.36 mi6621+585917+565917+566174(Top 23%)5426(Top 36%)5426(Top 103%)
21M21.00 mi1.00 mi6644-235916+15916+17874(Top 30%)6404(Top 42%)6404(Top 121%)
35K21.75 mi0.75 mi6815-1716051-1356051-13513678(Top 51%)9251(Top 61%)9251(Top 175%)
23M23.00 mi1.25 mi7002-1876149-986149-9811516(Top 43%)8231(Top 54%)8231(Top 156%)
24M24.00 mi1.00 mi7360-3586376-2276376-22716246(Top 61%)10270(Top 68%)10270(Top 194%)
40K24.85 mi0.85 mi7851-4916674-2986674-29818481(Top 69%)11249(Top 74%)11249(Top 213%)
25.2M25.20 mi0.35 mi7976-1256740-666740-6616300(Top 61%)10223(Top 67%)10223(Top 193%)
Finish26.22 mi1.02 mi7998-226739+16739+18932(Top 34%)6710(Top 44%)6710(Top 127%)

Segment Performance Analysis

10K→15K

0.0 - 3.1 mi

Top 27%
×21stories
+97ft-345ft

Overall

7142

Males

6348

M18-39

6348

5K→10K

3.1 - 6.2 mi

Top 28%
×5stories
+79ft-138ft

Overall

7559

Males

6645

M18-39

6645

10K→15K

6.2 - 9.3 mi

Top 27%
×3stories
+67ft-78ft

Overall

7142

Males

6348

M18-39

6348

15K→20K

9.3 - 12.4 mi

Top 26%
×5stories
+106ft-86ft

Overall

6791

Males

6058

M18-39

6058

20K→Half

12.4 - 13.1 mi

Top 27%
×2stories
+19ft-37ft

Overall

7065

Males

6282

M18-39

6282

Half→25K

13.1 - 15.5 mi

Top 24%
×4stories
+66ft-88ft

Overall

6462

Males

5774

M18-39

5774

25K→30K

15.5 - 18.6 mi

Top 23%
×9stories
+181ft-148ft

Overall

6256

Males

5558

M18-39

5558

30K→20M

18.6 - 20.0 mi

Top 23%
×5stories
+64ft-50ft

Overall

6174

Males

5426

M18-39

5426

20M→21M

20.0 - 21.0 mi

Top 30%
×8stories
+106ft-24ft

Overall

7874

Males

6404

M18-39

6404

21M→35K

21.0 - 21.8 mi

Top 51%
×7stories
+17ft-86ft

Overall

13678

Males

9251

M18-39

9251

35K→23M

21.8 - 23.0 mi

Top 43%
×5stories
+23ft-63ft

Overall

11516

Males

8231

M18-39

8231

23M→24M

23.0 - 24.0 mi

Top 61%
×6stories
+12ft-82ft

Overall

16246

Males

10270

M18-39

10270

24M→40K

24.0 - 24.9 mi

Top 69%
×1story
+6ft-20ft

Overall

18481

Males

11249

M18-39

11249

40K→25.2M

24.9 - 25.2 mi

Top 61%
×1story
+13ft-16ft

Overall

16300

Males

10223

M18-39

10223

25.2M→Finish

25.2 - 26.2 mi

Top 34%
×2stories
+22ft-21ft

Overall

8932

Males

6710

M18-39

6710

Passing Analysis

Category:
Athletes Passed
939
Passed By
2381
Net Change
-1442
SegmentAthletes PassedPassed ByNet ChangeStart RankEnd Rank
Start → 5K----#6556
5K → 10K53503-450#6556#7006
10K → 15K120140-20#7006#7026
15K → 20K14068+72#7026#6954
20K → Half1813+5#6954#6949
Half → 25K13522+113#6949#6836
25K → 30K19942+157#6836#6679
30K → 20M9133+58#6679#6621
20M → 21M5578-23#6621#6644
21M → 35K12183-171#6644#6815
35K → 23M33220-187#6815#7002
23M → 24M7365-358#7002#7360
24M → 40K10501-491#7360#7851
40K → 25.2M6131-125#7851#7976
25.2M → Finish6082-22#7976#7998
TOTALS9392381-1442
📊

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