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BOSTON MARATHON 2023

Larry Shingleton

Bib: 11417•M

NC

0:00
0:00
/ mi
Masters
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Overall
#0 / 26622
Gender (Male)
#0 / 15176
Masters (Masters Men)
#0 / 9891
Division (M45-49)
#0 / 2252
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
7:55/mi
24:37
↑ 97↓ 3451.5%
10K· 6.21 mi
7:25/mi
47:41
↑ 79↓ 1380.4%
15K· 9.32 mi
7:33/mi
1:11:08
↑ 67↓ 78
20K· 12.43 mi
8:00/mi
1:35:59
↑ 106↓ 860.1%
Half· 13.11 mi
7:36/mi
1:41:10
↑ 19↓ 370.5%
25K· 15.53 mi
8:17/mi
2:01:15
↑ 66↓ 880.2%
30K· 18.64 mi
8:46/mi
2:28:29
↑ 181↓ 1480.2%
20M
9:13/mi
2:41:01
↑ 64↓ 500.2%
21M
9:50/mi
2:50:51
↑ 106↓ 241.6%
35K· 21.75 mi
9:40/mi
2:58:05
↑ 17↓ 861.7%
23M
9:28/mi
3:09:56
↑ 23↓ 630.6%
24M
10:06/mi
3:20:02
↓ 821.3%
40K· 24.85 mi
9:37/mi
3:28:15
↓ 200.3%
25.2M
10:15/mi
3:31:47
↑ 13↓ 160.2%
Finish· 26.22 mi
8:45/mi
3:40:42
↑ 22↓ 21

The Course

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Half Splits

1st Half· via HalfFaster
Distance13.11 mi
Time1:41:10
Pace7:43 /mi
2nd Half
Distance13.11 mi
Time1:59:32
Pace9:07 /mi
📊Positive Split: 18.2% slower second half

Checkpoint Splits

CheckpointDistanceTime of DayTimeAvg PaceSegment TimeSegment PaceDiff
5K
3.11 mi10:52:1424:377:5524:37
7:55
-
10K
6.21 mi11:15:1847:417:4023:04
7:25
-0:30
15K
9.32 mi11:38:451:11:087:3823:27
7:33
+0:08
20K
12.43 mi12:03:361:35:597:4324:51
8:00
+0:27
Half
13.11 mi12:08:471:41:107:435:11
7:36
-0:24
25K
15.53 mi12:28:522:01:157:4820:05
8:17
+0:41
30K
18.64 mi12:56:062:28:297:5827:14
8:46
+0:29
20M
20.00 mi13:08:382:41:018:0312:32
9:13
+0:27
21M
21.00 mi13:18:282:50:518:089:50
9:50
+0:37
35K
21.75 mi13:25:422:58:058:117:14
9:40
-0:10
23M
23.00 mi13:37:333:09:568:1511:51
9:28
-0:12
24M
24.00 mi13:47:393:20:028:2010:06
10:06
+0:38
40K
24.85 mi13:55:523:28:158:238:13
9:37
-0:29
25.2M
25.20 mi13:59:243:31:478:243:32
10:15
+0:38
Finish
26.22 mi14:08:193:40:428:258:55
8:45
-1:30

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

7:25 /mi

Average Pace

8:25 /mi

Slowest Pace

10:15 /mi

Loading chart...
Fastest
Middle
Slowest
Average

📊Segments

Segment Time Comparison

Time at Faster Pace

2:01:15

55% of race

Time at Steady Pace

48:41

22% of race

Time at Slower Pace

50:46

23% of race

Average Pace: 8:25 /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 mi10:52:1424:377:5524:37
7:55
#13443
10K
6.21 mi11:15:1847:417:4023:04
7:25
#11560
15K
9.32 mi11:38:451:11:087:3823:27
7:33
#11215
20K
12.43 mi12:03:361:35:597:4324:51
8:00
#11722
Half
13.11 mi12:08:471:41:107:435:11
7:36
#11687
25K
15.53 mi12:28:522:01:157:4820:05
8:17
#12219
30K
18.64 mi12:56:062:28:297:5827:14
8:46
#13028
20M
20.00 mi13:08:382:41:018:0312:32
9:13
#13431
21M
21.00 mi13:18:282:50:518:089:50
9:50
#13734
35K
21.75 mi13:25:422:58:058:117:14
9:40
#14071
23M
23.00 mi13:37:333:09:568:1511:51
9:28
#14386
24M
24.00 mi13:47:393:20:028:2010:06
10:06
#14807
40K
24.85 mi13:55:523:28:158:238:13
9:37
#14963
25.2M
25.20 mi13:59:243:31:478:243:32
10:15
#15031
Finish
26.22 mi14:08:193:40:428:258:55
8:45
#15109
Faster pace
Steady pace
Slower pace

Checkpoint and Segment Rankings

CheckpointDistanceSeg. DistOverallMalesM45-49Seg. OverallSeg. MalesSeg. M45-49
5K3.11 mi3.11 mi134439741974110559(Top 40%)8433(Top 56%)8433(Top 374%)
10K6.21 mi3.10 mi11560+18838910+8318910+8319853(Top 37%)8094(Top 53%)8094(Top 359%)
15K9.32 mi3.11 mi11215+3458757+1538757+15310559(Top 40%)8433(Top 56%)8433(Top 374%)
20K12.43 mi3.11 mi11722-5078953-1968953-19613407(Top 50%)9626(Top 63%)9626(Top 427%)
Half13.11 mi0.68 mi11687+358938+158938+1510996(Top 41%)8635(Top 57%)8635(Top 383%)
25K15.53 mi2.42 mi12219-5329142-2049142-20414827(Top 56%)10092(Top 66%)10092(Top 448%)
30K18.64 mi3.11 mi13028-8099448-3069448-30615847(Top 60%)10410(Top 69%)10410(Top 462%)
20M20.00 mi1.36 mi13431-4039596-1489596-14817641(Top 66%)11071(Top 73%)11071(Top 492%)
21M21.00 mi1.00 mi13734-3039705-1099705-10917360(Top 65%)10931(Top 72%)10931(Top 485%)
35K21.75 mi0.75 mi14071-3379813-1089813-10820350(Top 76%)12182(Top 80%)12182(Top 541%)
23M23.00 mi1.25 mi14386-3159906-939906-9318171(Top 68%)11189(Top 74%)11189(Top 497%)
24M24.00 mi1.00 mi14807-42110052-14610052-14621052(Top 79%)12450(Top 82%)12450(Top 553%)
40K24.85 mi0.85 mi14963-15610089-3710089-3718701(Top 70%)11348(Top 75%)11348(Top 504%)
25.2M25.20 mi0.35 mi15031-6810105-1610105-1618227(Top 68%)11122(Top 73%)11122(Top 494%)
Finish26.22 mi1.02 mi15109-7810118-1310118-1316737(Top 63%)10493(Top 69%)10493(Top 466%)

Segment Performance Analysis

10K→15K

0.0 - 3.1 mi

Top 40%
×21story building
+97ft-345ft

Overall

10559

Males

8433

M45-49

8433

5K→10K

3.1 - 6.2 mi

Top 37%
×5story building
+79ft-138ft

Overall

9853

Males

8094

M45-49

8094

10K→15K

6.2 - 9.3 mi

Top 40%
×3story building
+67ft-78ft

Overall

10559

Males

8433

M45-49

8433

15K→20K

9.3 - 12.4 mi

Top 50%
×5story building
+106ft-86ft

Overall

13407

Males

9626

M45-49

9626

20K→Half

12.4 - 13.1 mi

Top 41%
×2story building
+19ft-37ft

Overall

10996

Males

8635

M45-49

8635

Half→25K

13.1 - 15.5 mi

Top 56%
×4story building
+66ft-88ft

Overall

14827

Males

10092

M45-49

10092

25K→30K

15.5 - 18.6 mi

Top 60%
×9story building
+181ft-148ft

Overall

15847

Males

10410

M45-49

10410

30K→20M

18.6 - 20.0 mi

Top 66%
×5story building
+64ft-50ft

Overall

17641

Males

11071

M45-49

11071

20M→21M

20.0 - 21.0 mi

Top 65%
×8story building
+106ft-24ft

Overall

17360

Males

10931

M45-49

10931

21M→35K

21.0 - 21.8 mi

Top 76%
×7story building
+17ft-86ft

Overall

20350

Males

12182

M45-49

12182

35K→23M

21.8 - 23.0 mi

Top 68%
×5story building
+23ft-63ft

Overall

18171

Males

11189

M45-49

11189

23M→24M

23.0 - 24.0 mi

Top 79%
×6story building
+12ft-82ft

Overall

21052

Males

12450

M45-49

12450

24M→40K

24.0 - 24.9 mi

Top 70%
×1story
+6ft-20ft

Overall

18701

Males

11348

M45-49

11348

40K→25.2M

24.9 - 25.2 mi

Top 68%
×1story
+13ft-16ft

Overall

18227

Males

11122

M45-49

11122

25.2M→Finish

25.2 - 26.2 mi

Top 63%
×2story building
+22ft-21ft

Overall

16737

Males

10493

M45-49

10493

Passing Analysis

Category:
Athletes Passed
2657
Passed By
4323
Net Change
-1666
SegmentAthletes PassedPassed ByNet ChangeStart RankEnd Rank
Start → 5K----#13443
5K → 10K189916+1883#13443#11560
10K → 15K40055+345#11560#11215
15K → 20K50557-507#11215#11722
20K → Half4712+35#11722#11687
Half → 25K35567-532#11687#12219
25K → 30K50859-809#12219#13028
30K → 20M23426-403#13028#13431
20M → 21M28331-303#13431#13734
21M → 35K8345-337#13734#14071
35K → 23M26341-315#14071#14386
23M → 24M15436-421#14386#14807
24M → 40K27183-156#14807#14963
40K → 25.2M1886-68#14963#15031
25.2M → Finish31109-78#15031#15109
TOTALS26574323-1666
📊

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