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BOSTON MARATHON 2023

James Lee Mc Quown

Bib: 31731•M

0:00
0:00
/ mi
Masters
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Overall
#0 / 26622
Gender (Male)
#0 / 15176
Masters (Masters Men)
#0 / 9891
Division (M40-44)
#0 / 2241
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
7:39/mi
23:45
↑ 97↓ 3451.5%
10K· 6.21 mi
7:43/mi
47:43
↑ 79↓ 1380.4%
15K· 9.32 mi
8:12/mi
1:13:13
↑ 67↓ 78
20K· 12.43 mi
8:47/mi
1:40:29
↑ 106↓ 860.1%
Half· 13.11 mi
8:40/mi
1:46:24
↑ 19↓ 370.5%
25K· 15.53 mi
9:01/mi
2:08:15
↑ 66↓ 880.2%
30K· 18.64 mi
9:17/mi
2:37:04
↑ 181↓ 1480.2%
20M
9:22/mi
2:49:48
↑ 64↓ 500.2%
21M
9:50/mi
2:59:38
↑ 106↓ 241.6%
35K· 21.75 mi
8:35/mi
3:06:03
↑ 17↓ 861.7%
23M
9:13/mi
3:17:36
↑ 23↓ 630.6%
24M
8:41/mi
3:26:17
↓ 821.3%
40K· 24.85 mi
9:06/mi
3:34:04
↓ 200.3%
25.2M
9:49/mi
3:37:27
↑ 13↓ 160.2%
Finish· 26.22 mi
8:27/mi
3:46:04
↑ 22↓ 21

The Course

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Half Splits

1st Half· via HalfFaster
Distance13.11 mi
Time1:46:24
Pace8:07 /mi
2nd Half
Distance13.11 mi
Time1:59:40
Pace9:08 /mi
📊Positive Split: 12.5% slower second half

Checkpoint Splits

CheckpointDistanceTime of DayTimeAvg PaceSegment TimeSegment PaceDiff
5K
3.11 mi11:43:1623:457:3923:45
7:39
-
10K
6.21 mi12:07:1447:437:4123:58
7:43
+0:04
15K
9.32 mi12:32:441:13:137:5125:30
8:12
+0:29
20K
12.43 mi13:00:001:40:298:0527:16
8:47
+0:35
Half
13.11 mi13:05:551:46:248:075:55
8:40
-0:07
25K
15.53 mi13:27:462:08:158:1521:51
9:01
+0:21
30K
18.64 mi13:56:352:37:048:2628:49
9:17
+0:16
20M
20.00 mi14:09:192:49:488:2912:44
9:22
+0:05
21M
21.00 mi14:19:092:59:388:339:50
9:50
+0:28
35K
21.75 mi14:25:343:06:038:336:25
8:35
-1:15
23M
23.00 mi14:37:073:17:368:3511:33
9:13
+0:38
24M
24.00 mi14:45:483:26:178:368:41
8:41
-0:32
40K
24.85 mi14:53:353:34:048:377:47
9:06
+0:25
25.2M
25.20 mi14:56:583:37:278:383:23
9:49
+0:43
Finish
26.22 mi15:05:353:46:048:388:37
8:27
-1:22

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

7:39 /mi

Average Pace

8:38 /mi

Slowest Pace

9:50 /mi

Loading chart...
Fastest
Middle
Slowest
Average

📊Segments

Segment Time Comparison

Time at Faster Pace

1:21:50

36% of race

Time at Steady Pace

1:10:08

31% of race

Time at Slower Pace

1:14:06

33% of race

Average Pace: 8:37 /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 mi11:43:1623:457:3923:45
7:39
#10966
10K
6.21 mi12:07:1447:437:4123:58
7:43
#11612
15K
9.32 mi12:32:441:13:137:5125:30
8:12
#13181
20K
12.43 mi13:00:001:40:298:0527:16
8:47
#14758
Half
13.11 mi13:05:551:46:248:075:55
8:40
#14991
25K
15.53 mi13:27:462:08:158:1521:51
9:01
#15725
30K
18.64 mi13:56:352:37:048:2628:49
9:17
#16331
20M
20.00 mi14:09:192:49:488:2912:44
9:22
#16457
21M
21.00 mi14:19:092:59:388:339:50
9:50
#16510
35K
21.75 mi14:25:343:06:038:336:25
8:35
#16472
23M
23.00 mi14:37:073:17:368:3511:33
9:13
#16528
24M
24.00 mi14:45:483:26:178:368:41
8:41
#16481
40K
24.85 mi14:53:353:34:048:377:47
9:06
#16470
25.2M
25.20 mi14:56:583:37:278:383:23
9:49
#16465
Finish
26.22 mi15:05:353:46:048:388:37
8:27
#16392
Faster pace
Steady pace
Slower pace

Checkpoint and Segment Rankings

CheckpointDistanceSeg. DistOverallMalesM40-44Seg. OverallSeg. MalesSeg. M40-44
5K3.11 mi3.11 mi109668647864715901(Top 60%)10649(Top 70%)10649(Top 475%)
10K6.21 mi3.10 mi11612-6468939-2928939-29212376(Top 46%)9287(Top 61%)9287(Top 414%)
15K9.32 mi3.11 mi13181-15699596-6579596-65715901(Top 60%)10649(Top 70%)10649(Top 475%)
20K12.43 mi3.11 mi14758-157710208-61210208-61218533(Top 70%)11697(Top 77%)11697(Top 522%)
Half13.11 mi0.68 mi14991-23310295-8710295-8718718(Top 70%)11773(Top 78%)11773(Top 525%)
25K15.53 mi2.42 mi15725-73410540-24510540-24519001(Top 71%)11845(Top 78%)11845(Top 529%)
30K18.64 mi3.11 mi16331-60610724-18410724-18418498(Top 69%)11558(Top 76%)11558(Top 516%)
20M20.00 mi1.36 mi16457-12610757-3310757-3318304(Top 69%)11371(Top 75%)11371(Top 507%)
21M21.00 mi1.00 mi16510-5310775-1810775-1817364(Top 65%)10935(Top 72%)10935(Top 488%)
35K21.75 mi0.75 mi16472+3810754+2110754+2115707(Top 59%)10162(Top 67%)10162(Top 453%)
23M23.00 mi1.25 mi16528-5610762-810762-817159(Top 64%)10762(Top 71%)10762(Top 480%)
24M24.00 mi1.00 mi16481+4710724+3810724+3815550(Top 58%)9975(Top 66%)9975(Top 445%)
40K24.85 mi0.85 mi16470+1110694+3010694+3016631(Top 62%)10414(Top 69%)10414(Top 465%)
25.2M25.20 mi0.35 mi16465+510689+510689+516534(Top 62%)10346(Top 68%)10346(Top 462%)
Finish26.22 mi1.02 mi16392+7310658+3110658+3115109(Top 57%)9783(Top 64%)9783(Top 437%)

Segment Performance Analysis

10K→15K

0.0 - 3.1 mi

Top 60%
×21story building
+97ft-345ft

Overall

15901

Males

10649

M40-44

10649

5K→10K

3.1 - 6.2 mi

Top 46%
×5story building
+79ft-138ft

Overall

12376

Males

9287

M40-44

9287

10K→15K

6.2 - 9.3 mi

Top 60%
×3story building
+67ft-78ft

Overall

15901

Males

10649

M40-44

10649

15K→20K

9.3 - 12.4 mi

Top 70%
×5story building
+106ft-86ft

Overall

18533

Males

11697

M40-44

11697

20K→Half

12.4 - 13.1 mi

Top 70%
×2story building
+19ft-37ft

Overall

18718

Males

11773

M40-44

11773

Half→25K

13.1 - 15.5 mi

Top 71%
×4story building
+66ft-88ft

Overall

19001

Males

11845

M40-44

11845

25K→30K

15.5 - 18.6 mi

Top 69%
×9story building
+181ft-148ft

Overall

18498

Males

11558

M40-44

11558

30K→20M

18.6 - 20.0 mi

Top 69%
×5story building
+64ft-50ft

Overall

18304

Males

11371

M40-44

11371

20M→21M

20.0 - 21.0 mi

Top 65%
×8story building
+106ft-24ft

Overall

17364

Males

10935

M40-44

10935

21M→35K

21.0 - 21.8 mi

Top 59%
×7story building
+17ft-86ft

Overall

15707

Males

10162

M40-44

10162

35K→23M

21.8 - 23.0 mi

Top 64%
×5story building
+23ft-63ft

Overall

17159

Males

10762

M40-44

10762

23M→24M

23.0 - 24.0 mi

Top 58%
×6story building
+12ft-82ft

Overall

15550

Males

9975

M40-44

9975

24M→40K

24.0 - 24.9 mi

Top 62%
×1story
+6ft-20ft

Overall

16631

Males

10414

M40-44

10414

40K→25.2M

24.9 - 25.2 mi

Top 62%
×1story
+13ft-16ft

Overall

16534

Males

10346

M40-44

10346

25.2M→Finish

25.2 - 26.2 mi

Top 57%
×2story building
+22ft-21ft

Overall

15109

Males

9783

M40-44

9783

Passing Analysis

Category:
Athletes Passed
757
Passed By
6183
Net Change
-5426
SegmentAthletes PassedPassed ByNet ChangeStart RankEnd Rank
Start → 5K----#10966
5K → 10K100746-646#10966#11612
10K → 15K111580-1569#11612#13181
15K → 20K171594-1577#13181#14758
20K → Half6239-233#14758#14991
Half → 25K22756-734#14991#15725
25K → 30K65671-606#15725#16331
30K → 20M47173-126#16331#16457
20M → 21M67120-53#16457#16510
21M → 35K6527+38#16510#16472
35K → 23M70126-56#16472#16528
23M → 24M8235+47#16528#16481
24M → 40K7564+11#16481#16470
40K → 25.2M2823+5#16470#16465
25.2M → Finish10229+73#16465#16392
TOTALS7576183-5426
📊

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