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BOSTON MARATHON 2023

Michael Lunan

Bib: 30605•M

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
8:52/mi
27:32
↑ 97↓ 3451.5%
10K· 6.21 mi
8:26/mi
53:44
↑ 79↓ 1380.4%
15K· 9.32 mi
8:28/mi
1:20:02
↑ 67↓ 78
20K· 12.43 mi
8:33/mi
1:46:36
↑ 106↓ 860.1%
Half· 13.11 mi
8:30/mi
1:52:24
↑ 19↓ 370.5%
25K· 15.53 mi
8:54/mi
2:13:58
↑ 66↓ 880.2%
30K· 18.64 mi
9:22/mi
2:43:04
↑ 181↓ 1480.2%
20M
9:28/mi
2:55:56
↑ 64↓ 500.2%
21M
11:03/mi
3:06:59
↑ 106↓ 241.6%
35K· 21.75 mi
8:59/mi
3:13:42
↑ 17↓ 861.7%
23M
9:16/mi
3:25:18
↑ 23↓ 630.6%
24M
9:40/mi
3:34:58
↓ 821.3%
40K· 24.85 mi
9:20/mi
3:42:57
↓ 200.3%
25.2M
10:47/mi
3:46:40
↑ 13↓ 160.2%
Finish· 26.22 mi
9:49/mi
3:56:40
↑ 22↓ 21

The Course

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Half Splits

1st Half· via HalfFaster
Distance13.11 mi
Time1:52:24
Pace8:34 /mi
2nd Half
Distance13.11 mi
Time2:04:16
Pace9:29 /mi
📊Positive Split: 10.6% slower second half

Checkpoint Splits

CheckpointDistanceTime of DayTimeAvg PaceSegment TimeSegment PaceDiff
5K
3.11 mi11:46:2427:328:5227:32
8:52
-
10K
6.21 mi12:12:3653:448:3926:12
8:26
-0:26
15K
9.32 mi12:38:541:20:028:3526:18
8:28
+0:02
20K
12.43 mi13:05:281:46:368:3526:34
8:33
+0:05
Half
13.11 mi13:11:161:52:248:345:48
8:30
-0:03
25K
15.53 mi13:32:502:13:588:3721:34
8:54
+0:24
30K
18.64 mi14:01:562:43:048:4529:06
9:22
+0:28
20M
20.00 mi14:14:482:55:568:4812:52
9:28
+0:06
21M
21.00 mi14:25:513:06:598:5411:03
11:03
+1:35
35K
21.75 mi14:32:343:13:428:546:43
8:59
-2:04
23M
23.00 mi14:44:103:25:188:5611:36
9:16
+0:17
24M
24.00 mi14:53:503:34:588:579:40
9:40
+0:24
40K
24.85 mi15:01:493:42:578:587:59
9:20
-0:20
25.2M
25.20 mi15:05:323:46:409:003:43
10:47
+1:27
Finish
26.22 mi15:15:323:56:409:0210:00
9:49
-0:58

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

8:26 /mi

Average Pace

9:02 /mi

Slowest Pace

11:03 /mi

Loading chart...
Fastest
Middle
Slowest
Average

📊Segments

Segment Time Comparison

Time at Faster Pace

1:52:24

47% of race

Time at Steady Pace

1:29:50

38% of race

Time at Slower Pace

34:26

15% of race

Average Pace: 9:02 /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 mi11:46:2427:328:5227:32
8:52
#19801
10K
6.21 mi12:12:3653:448:3926:12
8:26
#18782
15K
9.32 mi12:38:541:20:028:3526:18
8:28
#18401
20K
12.43 mi13:05:281:46:368:3526:34
8:33
#18078
Half
13.11 mi13:11:161:52:248:345:48
8:30
#18041
25K
15.53 mi13:32:502:13:588:3721:34
8:54
#18098
30K
18.64 mi14:01:562:43:048:4529:06
9:22
#18267
20M
20.00 mi14:14:482:55:568:4812:52
9:28
#18320
21M
21.00 mi14:25:513:06:598:5411:03
11:03
#18576
35K
21.75 mi14:32:343:13:428:546:43
8:59
#18525
23M
23.00 mi14:44:103:25:188:5611:36
9:16
#18449
24M
24.00 mi14:53:503:34:588:579:40
9:40
#18528
40K
24.85 mi15:01:493:42:578:587:59
9:20
#18496
25.2M
25.20 mi15:05:323:46:409:003:43
10:47
#18528
Finish
26.22 mi15:15:323:56:409:0210:00
9:49
#18699
Faster pace
Steady pace
Slower pace

Checkpoint and Segment Rankings

CheckpointDistanceSeg. DistOverallMalesM45-49Seg. OverallSeg. MalesSeg. M45-49
5K3.11 mi3.11 mi19801120901209017570(Top 66%)11297(Top 74%)11297(Top 502%)
10K6.21 mi3.10 mi18782+101911762+32811762+32817805(Top 67%)11411(Top 75%)11411(Top 507%)
15K9.32 mi3.11 mi18401+38111633+12911633+12917570(Top 66%)11297(Top 74%)11297(Top 502%)
20K12.43 mi3.11 mi18078+32311499+13411499+13417170(Top 64%)11121(Top 73%)11121(Top 494%)
Half13.11 mi0.68 mi18041+3711488+1111488+1117701(Top 66%)11389(Top 75%)11389(Top 506%)
25K15.53 mi2.42 mi18098-5711487+111487+118427(Top 69%)11604(Top 76%)11604(Top 515%)
30K18.64 mi3.11 mi18267-16911523-3611523-3618882(Top 71%)11727(Top 77%)11727(Top 521%)
20M20.00 mi1.36 mi18320-5311526-311526-318732(Top 70%)11561(Top 76%)11561(Top 513%)
21M21.00 mi1.00 mi18576-25611638-11211638-11220916(Top 79%)12482(Top 82%)12482(Top 554%)
35K21.75 mi0.75 mi18525+5111605+3311605+3317808(Top 67%)11064(Top 73%)11064(Top 491%)
23M23.00 mi1.25 mi18449+7611554+5111554+5117354(Top 65%)10859(Top 72%)10859(Top 482%)
24M24.00 mi1.00 mi18528-7911586-3211586-3219760(Top 74%)11894(Top 78%)11894(Top 528%)
40K24.85 mi0.85 mi18496+3211562+2411562+2417677(Top 66%)10881(Top 72%)10881(Top 483%)
25.2M25.20 mi0.35 mi18528-3211566-411566-419881(Top 75%)11860(Top 78%)11860(Top 527%)
Finish26.22 mi1.02 mi18699-17111629-6311629-6321180(Top 80%)12503(Top 82%)12503(Top 555%)

Segment Performance Analysis

10K→15K

0.0 - 3.1 mi

Top 66%
×21story building
+97ft-345ft

Overall

17570

Males

11297

M45-49

11297

5K→10K

3.1 - 6.2 mi

Top 67%
×5story building
+79ft-138ft

Overall

17805

Males

11411

M45-49

11411

10K→15K

6.2 - 9.3 mi

Top 66%
×3story building
+67ft-78ft

Overall

17570

Males

11297

M45-49

11297

15K→20K

9.3 - 12.4 mi

Top 64%
×5story building
+106ft-86ft

Overall

17170

Males

11121

M45-49

11121

20K→Half

12.4 - 13.1 mi

Top 66%
×2story building
+19ft-37ft

Overall

17701

Males

11389

M45-49

11389

Half→25K

13.1 - 15.5 mi

Top 69%
×4story building
+66ft-88ft

Overall

18427

Males

11604

M45-49

11604

25K→30K

15.5 - 18.6 mi

Top 71%
×9story building
+181ft-148ft

Overall

18882

Males

11727

M45-49

11727

30K→20M

18.6 - 20.0 mi

Top 70%
×5story building
+64ft-50ft

Overall

18732

Males

11561

M45-49

11561

20M→21M

20.0 - 21.0 mi

Top 79%
×8story building
+106ft-24ft

Overall

20916

Males

12482

M45-49

12482

21M→35K

21.0 - 21.8 mi

Top 67%
×7story building
+17ft-86ft

Overall

17808

Males

11064

M45-49

11064

35K→23M

21.8 - 23.0 mi

Top 65%
×5story building
+23ft-63ft

Overall

17354

Males

10859

M45-49

10859

23M→24M

23.0 - 24.0 mi

Top 74%
×6story building
+12ft-82ft

Overall

19760

Males

11894

M45-49

11894

24M→40K

24.0 - 24.9 mi

Top 66%
×1story
+6ft-20ft

Overall

17677

Males

10881

M45-49

10881

40K→25.2M

24.9 - 25.2 mi

Top 75%
×1story
+13ft-16ft

Overall

19881

Males

11860

M45-49

11860

25.2M→Finish

25.2 - 26.2 mi

Top 80%
×2story building
+22ft-21ft

Overall

21180

Males

12503

M45-49

12503

Passing Analysis

Category:
Athletes Passed
2591
Passed By
1489
Net Change
+1102
SegmentAthletes PassedPassed ByNet ChangeStart RankEnd Rank
Start → 5K----#19801
5K → 10K109778+1019#19801#18782
10K → 15K43554+381#18782#18401
15K → 20K36441+323#18401#18078
20K → Half5114+37#18078#18041
Half → 25K108165-57#18041#18098
25K → 30K129298-169#18098#18267
30K → 20M70123-53#18267#18320
20M → 21M23279-256#18320#18576
21M → 35K7120+51#18576#18525
35K → 23M12044+76#18525#18449
23M → 24M27106-79#18449#18528
24M → 40K6836+32#18528#18496
40K → 25.2M1648-32#18496#18528
25.2M → Finish12183-171#18528#18699
TOTALS25911489+1102
📊

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