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BOSTON MARATHON 2023

Lawrence Miller

Bib: 11793•M

CA

0:00
0:00
/ mi
Masters
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Overall
#0 / 26622
Gender (Male)
#0 / 15176
Masters (Masters Men)
#0 / 9891
Division (M55-59)
#0 / 1422
Top 49%
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
8:07/mi
25:13
↑ 97↓ 3451.5%
10K· 6.21 mi
8:08/mi
50:29
↑ 79↓ 1380.4%
15K· 9.32 mi
8:06/mi
1:15:40
↑ 67↓ 78
20K· 12.43 mi
8:23/mi
1:41:42
↑ 106↓ 860.1%
Half· 13.11 mi
7:58/mi
1:47:08
↑ 19↓ 370.5%
25K· 15.53 mi
8:09/mi
2:06:54
↑ 66↓ 880.2%
30K· 18.64 mi
8:26/mi
2:33:05
↑ 181↓ 1480.2%
20M
8:23/mi
2:44:29
↑ 64↓ 500.2%
21M
8:55/mi
2:53:24
↑ 106↓ 241.6%
35K· 21.75 mi
7:55/mi
2:59:19
↑ 17↓ 861.7%
23M
8:21/mi
3:09:46
↑ 23↓ 630.6%
24M
8:06/mi
3:17:52
↓ 821.3%
40K· 24.85 mi
8:14/mi
3:24:54
↓ 200.3%
25.2M
9:05/mi
3:28:02
↑ 13↓ 160.2%
Finish· 26.22 mi
8:04/mi
3:36:15
↑ 22↓ 21

The Course

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Half Splits

1st Half· via HalfFaster
Distance13.11 mi
Time1:47:08
Pace8:10 /mi
2nd Half
Distance13.11 mi
Time1:49:07
Pace8:19 /mi
📊Positive Split: 1.9% slower second half

Checkpoint Splits

CheckpointDistanceTime of DayTimeAvg PaceSegment TimeSegment PaceDiff
5K
3.11 mi10:54:3425:138:0725:13
8:07
-
10K
6.21 mi11:19:5050:298:0725:16
8:08
+0:01
15K
9.32 mi11:45:011:15:408:0725:11
8:06
-0:02
20K
12.43 mi12:11:031:41:428:1126:02
8:23
+0:17
Half
13.11 mi12:16:291:47:088:105:26
7:58
-0:25
25K
15.53 mi12:36:152:06:548:1019:46
8:09
+0:11
30K
18.64 mi13:02:262:33:058:1326:11
8:26
+0:17
20M
20.00 mi13:13:502:44:298:1311:24
8:23
-0:03
21M
21.00 mi13:22:452:53:248:158:55
8:55
+0:32
35K
21.75 mi13:28:402:59:198:155:55
7:55
-1:00
23M
23.00 mi13:39:073:09:468:1510:27
8:21
+0:26
24M
24.00 mi13:47:133:17:528:158:06
8:06
-0:15
40K
24.85 mi13:54:153:24:548:157:02
8:14
+0:08
25.2M
25.20 mi13:57:233:28:028:153:08
9:05
+0:51
Finish
26.22 mi14:05:363:36:158:158:13
8:04
-1:01

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

7:55 /mi

Average Pace

8:15 /mi

Slowest Pace

9:05 /mi

Loading chart...
Fastest
Middle
Slowest
Average

📊Segments

Segment Time Comparison

Time at Faster Pace

3:24:12

94% of race

Time at Steady Pace

12:03

6% of race

Time at Slower Pace

0:00

0% of race

Average Pace: 8:15 /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 mi10:54:3425:138:0725:13
8:07
#14821
10K
6.21 mi11:19:5050:298:0725:16
8:08
#15275
15K
9.32 mi11:45:011:15:408:0725:11
8:06
#15238
20K
12.43 mi12:11:031:41:428:1126:02
8:23
#15458
Half
13.11 mi12:16:291:47:088:105:26
7:58
#15390
25K
15.53 mi12:36:152:06:548:1019:46
8:09
#15118
30K
18.64 mi13:02:262:33:058:1326:11
8:26
#14897
20M
20.00 mi13:13:502:44:298:1311:24
8:23
#14725
21M
21.00 mi13:22:452:53:248:158:55
8:55
#14602
35K
21.75 mi13:28:402:59:198:155:55
7:55
#14497
23M
23.00 mi13:39:073:09:468:1510:27
8:21
#14328
24M
24.00 mi13:47:133:17:528:158:06
8:06
#14201
40K
24.85 mi13:54:153:24:548:157:02
8:14
#14086
25.2M
25.20 mi13:57:233:28:028:153:08
9:05
#14055
Finish
26.22 mi14:05:363:36:158:158:13
8:04
#13986
Faster pace
Steady pace
Slower pace

Checkpoint and Segment Rankings

CheckpointDistanceSeg. DistOverallMalesM55-59Seg. OverallSeg. MalesSeg. M55-59
5K3.11 mi3.11 mi14821102721027215196(Top 57%)10386(Top 68%)10386(Top 730%)
10K6.21 mi3.10 mi15275-45410437-16510437-16515751(Top 59%)10619(Top 70%)10619(Top 747%)
15K9.32 mi3.11 mi15238+3710407+3010407+3015196(Top 57%)10386(Top 68%)10386(Top 730%)
20K12.43 mi3.11 mi15458-22010468-6110468-6116103(Top 60%)10669(Top 70%)10669(Top 750%)
Half13.11 mi0.68 mi15390+6810440+2810440+2814028(Top 53%)9911(Top 65%)9911(Top 697%)
25K15.53 mi2.42 mi15118+27210318+12210318+12213881(Top 52%)9719(Top 64%)9719(Top 683%)
30K18.64 mi3.11 mi14897+22110201+11710201+11713852(Top 52%)9594(Top 63%)9594(Top 675%)
20M20.00 mi1.36 mi14725+17210115+8610115+8612939(Top 49%)9107(Top 60%)9107(Top 640%)
21M21.00 mi1.00 mi14602+12310035+8010035+8012916(Top 49%)8996(Top 59%)8996(Top 633%)
35K21.75 mi0.75 mi14497+1059974+619974+6111448(Top 43%)8338(Top 55%)8338(Top 586%)
23M23.00 mi1.25 mi14328+1699879+959879+9512208(Top 46%)8564(Top 56%)8564(Top 602%)
24M24.00 mi1.00 mi14201+1279811+689811+6811933(Top 45%)8374(Top 55%)8374(Top 589%)
40K24.85 mi0.85 mi14086+1159744+679744+6711528(Top 43%)8094(Top 53%)8094(Top 569%)
25.2M25.20 mi0.35 mi14055+319726+189726+1812971(Top 49%)8751(Top 58%)8751(Top 615%)
Finish26.22 mi1.02 mi13986+699682+449682+4412544(Top 47%)8551(Top 56%)8551(Top 601%)

Segment Performance Analysis

10K→15K

0.0 - 3.1 mi

Top 57%
×21story building
+97ft-345ft

Overall

15196

Males

10386

M55-59

10386

5K→10K

3.1 - 6.2 mi

Top 59%
×5story building
+79ft-138ft

Overall

15751

Males

10619

M55-59

10619

10K→15K

6.2 - 9.3 mi

Top 57%
×3story building
+67ft-78ft

Overall

15196

Males

10386

M55-59

10386

15K→20K

9.3 - 12.4 mi

Top 60%
×5story building
+106ft-86ft

Overall

16103

Males

10669

M55-59

10669

20K→Half

12.4 - 13.1 mi

Top 53%
×2story building
+19ft-37ft

Overall

14028

Males

9911

M55-59

9911

Half→25K

13.1 - 15.5 mi

Top 52%
×4story building
+66ft-88ft

Overall

13881

Males

9719

M55-59

9719

25K→30K

15.5 - 18.6 mi

Top 52%
×9story building
+181ft-148ft

Overall

13852

Males

9594

M55-59

9594

30K→20M

18.6 - 20.0 mi

Top 49%
×5story building
+64ft-50ft

Overall

12939

Males

9107

M55-59

9107

20M→21M

20.0 - 21.0 mi

Top 49%
×8story building
+106ft-24ft

Overall

12916

Males

8996

M55-59

8996

21M→35K

21.0 - 21.8 mi

Top 43%
×7story building
+17ft-86ft

Overall

11448

Males

8338

M55-59

8338

35K→23M

21.8 - 23.0 mi

Top 46%
×5story building
+23ft-63ft

Overall

12208

Males

8564

M55-59

8564

23M→24M

23.0 - 24.0 mi

Top 45%
×6story building
+12ft-82ft

Overall

11933

Males

8374

M55-59

8374

24M→40K

24.0 - 24.9 mi

Top 43%
×1story
+6ft-20ft

Overall

11528

Males

8094

M55-59

8094

40K→25.2M

24.9 - 25.2 mi

Top 49%
×1story
+13ft-16ft

Overall

12971

Males

8751

M55-59

8751

25.2M→Finish

25.2 - 26.2 mi

Top 47%
×2story building
+22ft-21ft

Overall

12544

Males

8551

M55-59

8551

Passing Analysis

Category:
Athletes Passed
2167
Passed By
1332
Net Change
+835
SegmentAthletes PassedPassed ByNet ChangeStart RankEnd Rank
Start → 5K----#14821
5K → 10K133587-454#14821#15275
10K → 15K204167+37#15275#15238
15K → 20K103323-220#15238#15458
20K → Half8113+68#15458#15390
Half → 25K29321+272#15390#15118
25K → 30K29372+221#15118#14897
30K → 20M18311+172#14897#14725
20M → 21M15431+123#14725#14602
21M → 35K1138+105#14602#14497
35K → 23M18011+169#14497#14328
23M → 24M14518+127#14328#14201
24M → 40K13419+115#14201#14086
40K → 25.2M4716+31#14086#14055
25.2M → Finish10435+69#14055#13986
TOTALS21671332+835
📊

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