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BOSTON MARATHON 2023

David Parkinson

Bib: 3723•M

MA

0:00
0:00
/ mi
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Overall
#0 / 26622
Top 24%
Gender (Male)
#0 / 15176
Top 37%
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
21:49
Rank: #6376
Start → 5K
21:49 | 7:01/mi
10K· 6.21 mi
44:04
Rank: #7058 (-682)
5K → 10K
22:15 | 7:10/mi
15K· 9.32 mi
1:06:44
Rank: #7481 (-423)
10K → 15K
22:40 | 7:18/mi
20K· 12.43 mi
1:29:09
Rank: #7368 (+113)
15K → 20K
22:25 | 7:13/mi
Half· 13.11 mi
1:34:20
Rank: #7518 (-150)
20K → Half
5:11 | 7:36/mi
25K· 15.53 mi
1:52:17
Rank: #7561 (-43)
Half → 25K
17:57 | 7:24/mi
30K· 18.64 mi
2:15:01
Rank: #7255 (+306)
25K → 30K
22:44 | 7:19/mi
20M
2:25:36
Rank: #7307 (-52)
30K → 20M
10:35 | 7:47/mi
21M
2:33:17
Rank: #7172 (+135)
20M → 21M
7:41 | 7:41/mi
35K· 21.75 mi
2:38:36
Rank: #7120 (+52)
21M → 35K
5:19 | 7:06/mi
23M
2:47:36
Rank: #6910 (+210)
35K → 23M
9:00 | 7:11/mi
24M
2:54:27
Rank: #6738 (+172)
23M → 24M
6:51 | 6:51/mi
40K· 24.85 mi
3:00:28
Rank: #6589 (+149)
24M → 40K
6:01 | 7:02/mi
25.2M
3:03:03
Rank: #6528 (+61)
40K → 25.2M
2:35 | 7:29/mi
Finish· 26.22 mi
3:09:45
Rank: #6365 (+163)
25.2M → Finish
6:42 | 6:34/mi

The Course

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Half Splits

1st Half· via HalfFaster
Distance13.11 mi
Time1:34:20
Pace7:12 /mi
2nd Half
Distance13.11 mi
Time1:35:25
Pace7:17 /mi
📊Positive Split: 1.1% slower second half

Checkpoint Splits

CheckpointDistanceTime of DayTimeAvg PaceSegment TimeSegment PaceDiff
5K
3.11 mi10:23:0821:497:0121:49
7:01
-
10K
6.21 mi10:45:2344:047:0622:15
7:10
+0:09
15K
9.32 mi11:08:031:06:447:1022:40
7:18
+0:08
20K
12.43 mi11:30:281:29:097:1022:25
7:13
-0:05
Half
13.11 mi11:35:391:34:207:125:11
7:36
+0:23
25K
15.53 mi11:53:361:52:177:1417:57
7:24
-0:12
30K
18.64 mi12:16:202:15:017:1522:44
7:19
-0:05
20M
20.00 mi12:26:552:25:367:1710:35
7:47
+0:28
21M
21.00 mi12:34:362:33:177:187:41
7:41
-0:06
35K
21.75 mi12:39:552:38:367:185:19
7:06
-0:35
23M
23.00 mi12:48:552:47:367:179:00
7:11
+0:05
24M
24.00 mi12:55:462:54:277:166:51
6:51
-0:20
40K
24.85 mi13:01:473:00:287:166:01
7:02
+0:11
25.2M
25.20 mi13:04:223:03:037:162:35
7:29
+0:27
Finish
26.22 mi13:11:043:09:457:156:42
6:34
-0:55

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

6:34 /mi

Average Pace

7:15 /mi

Slowest Pace

7:47 /mi

Loading chart...
Fastest
Middle
Slowest
Average

📊Segments

Segment Time Comparison

Time at Faster Pace

1:40:22

53% of race

Time at Steady Pace

1:18:48

42% of race

Time at Slower Pace

10:35

6% of race

Average Pace: 7:14 /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 mi10:23:0821:497:0121:49
7:01
#6376
10K
6.21 mi10:45:2344:047:0622:15
7:10
#7058
15K
9.32 mi11:08:031:06:447:1022:40
7:18
#7481
20K
12.43 mi11:30:281:29:097:1022:25
7:13
#7368
Half
13.11 mi11:35:391:34:207:125:11
7:36
#7518
25K
15.53 mi11:53:361:52:177:1417:57
7:24
#7561
30K
18.64 mi12:16:202:15:017:1522:44
7:19
#7255
20M
20.00 mi12:26:552:25:367:1710:35
7:47
#7307
21M
21.00 mi12:34:362:33:177:187:41
7:41
#7172
35K
21.75 mi12:39:552:38:367:185:19
7:06
#7120
23M
23.00 mi12:48:552:47:367:179:00
7:11
#6910
24M
24.00 mi12:55:462:54:277:166:51
6:51
#6738
40K
24.85 mi13:01:473:00:287:166:01
7:02
#6589
25.2M
25.20 mi13:04:223:03:037:162:35
7:29
#6528
Finish
26.22 mi13:11:043:09:457:156:42
6:34
#6365
Faster pace
Steady pace
Slower pace

Checkpoint and Segment Rankings

CheckpointDistanceSeg. DistOverallMalesM18-39Seg. OverallSeg. MalesSeg. M18-39
5K3.11 mi3.11 mi6376579557958497(Top 32%)7235(Top 48%)7235(Top 137%)
10K6.21 mi3.10 mi7058-6826297-5026297-5027836(Top 29%)6824(Top 45%)6824(Top 129%)
15K9.32 mi3.11 mi7481-4236608-3116608-3118497(Top 32%)7235(Top 48%)7235(Top 137%)
20K12.43 mi3.11 mi7368+1136515+936515+937181(Top 27%)6339(Top 42%)6339(Top 120%)
Half13.11 mi0.68 mi7518-1506617-1026617-10210917(Top 41%)8556(Top 56%)8556(Top 162%)
25K15.53 mi2.42 mi7561-436637-206637-208028(Top 30%)6813(Top 45%)6813(Top 129%)
30K18.64 mi3.11 mi7255+3066400+2376400+2376121(Top 23%)5456(Top 36%)5456(Top 103%)
20M20.00 mi1.36 mi7307-526415-156415-158734(Top 33%)7032(Top 46%)7032(Top 133%)
21M21.00 mi1.00 mi7172+1356313+1026313+1025526(Top 21%)4852(Top 32%)4852(Top 92%)
35K21.75 mi0.75 mi7120+526268+456268+455940(Top 22%)5193(Top 34%)5193(Top 98%)
23M23.00 mi1.25 mi6910+2106092+1766092+1764742(Top 18%)4271(Top 28%)4271(Top 81%)
24M24.00 mi1.00 mi6738+1725955+1375955+1373955(Top 15%)3614(Top 24%)3614(Top 68%)
40K24.85 mi0.85 mi6589+1495825+1305825+1304053(Top 15%)3635(Top 24%)3635(Top 69%)
25.2M25.20 mi0.35 mi6528+615778+475778+473901(Top 15%)3491(Top 23%)3491(Top 66%)
Finish26.22 mi1.02 mi6365+1635662+1165662+1162878(Top 11%)2615(Top 17%)2615(Top 49%)

Segment Performance Analysis

10K→15K

0.0 - 3.1 mi

Top 32%
×21stories
+97ft-345ft

Overall

8497

Males

7235

M18-39

7235

5K→10K

3.1 - 6.2 mi

Top 29%
×5stories
+79ft-138ft

Overall

7836

Males

6824

M18-39

6824

10K→15K

6.2 - 9.3 mi

Top 32%
×3stories
+67ft-78ft

Overall

8497

Males

7235

M18-39

7235

15K→20K

9.3 - 12.4 mi

Top 27%
×5stories
+106ft-86ft

Overall

7181

Males

6339

M18-39

6339

20K→Half

12.4 - 13.1 mi

Top 41%
×2stories
+19ft-37ft

Overall

10917

Males

8556

M18-39

8556

Half→25K

13.1 - 15.5 mi

Top 30%
×4stories
+66ft-88ft

Overall

8028

Males

6813

M18-39

6813

25K→30K

15.5 - 18.6 mi

Top 23%
×9stories
+181ft-148ft

Overall

6121

Males

5456

M18-39

5456

30K→20M

18.6 - 20.0 mi

Top 33%
×5stories
+64ft-50ft

Overall

8734

Males

7032

M18-39

7032

20M→21M

20.0 - 21.0 mi

Top 21%
×8stories
+106ft-24ft

Overall

5526

Males

4852

M18-39

4852

21M→35K

21.0 - 21.8 mi

Top 22%
×7stories
+17ft-86ft

Overall

5940

Males

5193

M18-39

5193

35K→23M

21.8 - 23.0 mi

Top 18%
×5stories
+23ft-63ft

Overall

4742

Males

4271

M18-39

4271

23M→24M

23.0 - 24.0 mi

Top 15%
×6stories
+12ft-82ft

Overall

3955

Males

3614

M18-39

3614

24M→40K

24.0 - 24.9 mi

Top 15%
×1story
+6ft-20ft

Overall

4053

Males

3635

M18-39

3635

40K→25.2M

24.9 - 25.2 mi

Top 15%
×1story
+13ft-16ft

Overall

3901

Males

3491

M18-39

3491

25.2M→Finish

25.2 - 26.2 mi

Top 11%
×2stories
+22ft-21ft

Overall

2878

Males

2615

M18-39

2615

Passing Analysis

Category:
Athletes Passed
1648
Passed By
1637
Net Change
+11
SegmentAthletes PassedPassed ByNet ChangeStart RankEnd Rank
Start → 5K----#6376
5K → 10K26708-682#6376#7058
10K → 15K32455-423#7058#7481
15K → 20K17057+113#7481#7368
20K → Half3153-150#7368#7518
Half → 25K66109-43#7518#7561
25K → 30K32115+306#7561#7255
30K → 20M51103-52#7255#7307
20M → 21M1427+135#7307#7172
21M → 35K6513+52#7172#7120
35K → 23M2177+210#7120#6910
23M → 24M1731+172#6910#6738
24M → 40K1534+149#6738#6589
40K → 25.2M621+61#6589#6528
25.2M → Finish1674+163#6528#6365
TOTALS16481637+11
📊

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