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BOSTON MARATHON 2023

David Lowry Jr

Bib: 22209•M

CT

0:00
0:00
/ mi
Masters
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Overall
#0 / 26622
Gender (Male)
#0 / 15176
Masters (Masters Men)
#0 / 9891
Division (M60-64)
#0 / 1110
Top 29%
Race Day Weather
49°/39°F
light intensity drizzle

⏱️ Race Timeline

Start
0:00:00
Race begins
5K· 3.11 mi
25:47
Rank: #16124
Start → 5K
25:47 | 8:18/mi
10K· 6.21 mi
51:41
Rank: #16638 (-514)
5K → 10K
25:54 | 8:20/mi
15K· 9.32 mi
1:17:12
Rank: #16384 (+254)
10K → 15K
25:31 | 8:13/mi
20K· 12.43 mi
1:43:18
Rank: #16373 (+11)
15K → 20K
26:06 | 8:24/mi
Half· 13.11 mi
1:48:44
Rank: #16238 (+135)
20K → Half
5:26 | 7:58/mi
25K· 15.53 mi
2:08:48
Rank: #15973 (+265)
Half → 25K
20:04 | 8:17/mi
30K· 18.64 mi
2:35:16
Rank: #15671 (+302)
25K → 30K
26:28 | 8:31/mi
20M
2:46:54
Rank: #15524 (+147)
30K → 20M
11:38 | 8:34/mi
21M
2:55:58
Rank: #15387 (+137)
20M → 21M
9:04 | 9:04/mi
35K· 21.75 mi
3:01:59
Rank: #15258 (+129)
21M → 35K
6:01 | 8:03/mi
23M
3:12:27
Rank: #15080 (+178)
35K → 23M
10:28 | 8:22/mi
24M
3:20:55
Rank: #15036 (+44)
23M → 24M
8:28 | 8:28/mi
40K· 24.85 mi
3:28:09
Rank: #14943 (+93)
24M → 40K
7:14 | 8:28/mi
25.2M
3:31:15
Rank: #14890 (+53)
40K → 25.2M
3:06 | 8:59/mi
Finish· 26.22 mi
3:39:24
Rank: #14780 (+110)
25.2M → Finish
8:09 | 8:00/mi

The Course

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Half Splits

1st Half· via HalfFaster
Distance13.11 mi
Time1:48:44
Pace8:18 /mi
2nd Half
Distance13.11 mi
Time1:50:40
Pace8:27 /mi
📊Positive Split: 1.8% slower second half

Checkpoint Splits

CheckpointDistanceTime of DayTimeAvg PaceSegment TimeSegment PaceDiff
5K
3.11 mi11:20:0825:478:1825:47
8:18
-
10K
6.21 mi11:46:0251:418:1925:54
8:20
+0:02
15K
9.32 mi12:11:331:17:128:1725:31
8:13
-0:07
20K
12.43 mi12:37:391:43:188:1926:06
8:24
+0:11
Half
13.11 mi12:43:051:48:448:185:26
7:58
-0:26
25K
15.53 mi13:03:092:08:488:1720:04
8:17
+0:19
30K
18.64 mi13:29:372:35:168:2026:28
8:31
+0:14
20M
20.00 mi13:41:152:46:548:2111:38
8:34
+0:03
21M
21.00 mi13:50:192:55:588:239:04
9:04
+0:30
35K
21.75 mi13:56:203:01:598:226:01
8:03
-1:01
23M
23.00 mi14:06:483:12:278:2210:28
8:22
+0:19
24M
24.00 mi14:15:163:20:558:228:28
8:28
+0:06
40K
24.85 mi14:22:303:28:098:227:14
8:28
0:00
25.2M
25.20 mi14:25:363:31:158:233:06
8:59
+0:31
Finish
26.22 mi14:33:453:39:248:228:09
8:00
-0:59

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

7:58 /mi

Average Pace

8:22 /mi

Slowest Pace

9:04 /mi

Loading chart...
Fastest
Middle
Slowest
Average

📊Segments

Segment Time Comparison

Time at Faster Pace

3:27:14

94% of race

Time at Steady Pace

12:10

6% of race

Time at Slower Pace

0:00

0% of race

Average Pace: 8:22 /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 mi11:20:0825:478:1825:47
8:18
#16124
10K
6.21 mi11:46:0251:418:1925:54
8:20
#16638
15K
9.32 mi12:11:331:17:128:1725:31
8:13
#16384
20K
12.43 mi12:37:391:43:188:1926:06
8:24
#16373
Half
13.11 mi12:43:051:48:448:185:26
7:58
#16238
25K
15.53 mi13:03:092:08:488:1720:04
8:17
#15973
30K
18.64 mi13:29:372:35:168:2026:28
8:31
#15671
20M
20.00 mi13:41:152:46:548:2111:38
8:34
#15524
21M
21.00 mi13:50:192:55:588:239:04
9:04
#15387
35K
21.75 mi13:56:203:01:598:226:01
8:03
#15258
23M
23.00 mi14:06:483:12:278:2210:28
8:22
#15080
24M
24.00 mi14:15:163:20:558:228:28
8:28
#15036
40K
24.85 mi14:22:303:28:098:227:14
8:28
#14943
25.2M
25.20 mi14:25:363:31:158:233:06
8:59
#14890
Finish
26.22 mi14:33:453:39:248:228:09
8:00
#14780
Faster pace
Steady pace
Slower pace

Checkpoint and Segment Rankings

CheckpointDistanceSeg. DistOverallMalesM60-64Seg. OverallSeg. MalesSeg. M60-64
5K3.11 mi3.11 mi16124107421074215935(Top 60%)10656(Top 70%)10656(Top 960%)
10K6.21 mi3.10 mi16638-51410950-20810950-20817150(Top 64%)11164(Top 74%)11164(Top 1006%)
15K9.32 mi3.11 mi16384+25410845+10510845+10515935(Top 60%)10656(Top 70%)10656(Top 960%)
20K12.43 mi3.11 mi16373+1110816+2910816+2916234(Top 61%)10722(Top 71%)10722(Top 966%)
Half13.11 mi0.68 mi16238+13510768+4810768+4814041(Top 53%)9924(Top 65%)9924(Top 894%)
25K15.53 mi2.42 mi15973+26510634+13410634+13414776(Top 56%)10071(Top 66%)10071(Top 907%)
30K18.64 mi3.11 mi15671+30210482+15210482+15214434(Top 54%)9833(Top 65%)9833(Top 886%)
20M20.00 mi1.36 mi15524+14710401+8110401+8113988(Top 53%)9570(Top 63%)9570(Top 862%)
21M21.00 mi1.00 mi15387+13710319+8210319+8213782(Top 52%)9394(Top 62%)9394(Top 846%)
35K21.75 mi0.75 mi15258+12910257+6210257+6212423(Top 47%)8757(Top 58%)8757(Top 789%)
23M23.00 mi1.25 mi15080+17810169+8810169+8812297(Top 46%)8602(Top 57%)8602(Top 775%)
24M24.00 mi1.00 mi15036+4410139+3010139+3014254(Top 54%)9420(Top 62%)9420(Top 849%)
40K24.85 mi0.85 mi14943+9310080+5910080+5913065(Top 49%)8814(Top 58%)8814(Top 794%)
25.2M25.20 mi0.35 mi14890+5310049+3110049+3112431(Top 47%)8494(Top 56%)8494(Top 765%)
Finish26.22 mi1.02 mi14780+1109985+649985+6412112(Top 45%)8347(Top 55%)8347(Top 752%)

Segment Performance Analysis

10K→15K

0.0 - 3.1 mi

Top 60%
×21stories
+97ft-345ft

Overall

15935

Males

10656

M60-64

10656

5K→10K

3.1 - 6.2 mi

Top 64%
×5stories
+79ft-138ft

Overall

17150

Males

11164

M60-64

11164

10K→15K

6.2 - 9.3 mi

Top 60%
×3stories
+67ft-78ft

Overall

15935

Males

10656

M60-64

10656

15K→20K

9.3 - 12.4 mi

Top 61%
×5stories
+106ft-86ft

Overall

16234

Males

10722

M60-64

10722

20K→Half

12.4 - 13.1 mi

Top 53%
×2stories
+19ft-37ft

Overall

14041

Males

9924

M60-64

9924

Half→25K

13.1 - 15.5 mi

Top 56%
×4stories
+66ft-88ft

Overall

14776

Males

10071

M60-64

10071

25K→30K

15.5 - 18.6 mi

Top 54%
×9stories
+181ft-148ft

Overall

14434

Males

9833

M60-64

9833

30K→20M

18.6 - 20.0 mi

Top 53%
×5stories
+64ft-50ft

Overall

13988

Males

9570

M60-64

9570

20M→21M

20.0 - 21.0 mi

Top 52%
×8stories
+106ft-24ft

Overall

13782

Males

9394

M60-64

9394

21M→35K

21.0 - 21.8 mi

Top 47%
×7stories
+17ft-86ft

Overall

12423

Males

8757

M60-64

8757

35K→23M

21.8 - 23.0 mi

Top 46%
×5stories
+23ft-63ft

Overall

12297

Males

8602

M60-64

8602

23M→24M

23.0 - 24.0 mi

Top 54%
×6stories
+12ft-82ft

Overall

14254

Males

9420

M60-64

9420

24M→40K

24.0 - 24.9 mi

Top 49%
×1story
+6ft-20ft

Overall

13065

Males

8814

M60-64

8814

40K→25.2M

24.9 - 25.2 mi

Top 47%
×1story
+13ft-16ft

Overall

12431

Males

8494

M60-64

8494

25.2M→Finish

25.2 - 26.2 mi

Top 45%
×2stories
+22ft-21ft

Overall

12112

Males

8347

M60-64

8347

Passing Analysis

Category:
Athletes Passed
2452
Passed By
1108
Net Change
+1344
SegmentAthletes PassedPassed ByNet ChangeStart RankEnd Rank
Start → 5K----#16124
5K → 10K120634-514#16124#16638
10K → 15K35197+254#16638#16384
15K → 20K175164+11#16384#16373
20K → Half1394+135#16373#16238
Half → 25K29025+265#16238#15973
25K → 30K35149+302#15973#15671
30K → 20M16619+147#15671#15524
20M → 21M16124+137#15524#15387
21M → 35K1301+129#15387#15258
35K → 23M1879+178#15258#15080
23M → 24M7935+44#15080#15036
24M → 40K11219+93#15036#14943
40K → 25.2M563+53#14943#14890
25.2M → Finish13525+110#14890#14780
TOTALS24521108+1344
📊

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