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BOSTON MARATHON 2023

Mike Pearson

Bib: 27750•M

0:00
0:00
/ mi
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Overall
#0 / 26622
Gender (Male)
#0 / 15176
Division (M18-39)
#0 / 5285
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
9:54/mi
30:46
↑ 97↓ 3451.5%
10K· 6.21 mi
9:46/mi
1:01:08
↑ 79↓ 1380.4%
15K· 9.32 mi
9:51/mi
1:31:45
↑ 67↓ 78
20K· 12.43 mi
10:23/mi
2:04:02
↑ 106↓ 860.1%
Half· 13.11 mi
10:07/mi
2:10:56
↑ 19↓ 370.5%
25K· 15.53 mi
11:25/mi
2:38:37
↑ 66↓ 880.2%
30K· 18.64 mi
10:45/mi
3:12:02
↑ 181↓ 1480.2%
20M
10:48/mi
3:26:43
↑ 64↓ 500.2%
21M
11:20/mi
3:38:03
↑ 106↓ 241.6%
35K· 21.75 mi
10:22/mi
3:45:48
↑ 17↓ 861.7%
23M
11:36/mi
4:00:20
↑ 23↓ 630.6%
24M
10:44/mi
4:11:04
↓ 821.3%
40K· 24.85 mi
11:04/mi
4:20:32
↓ 200.3%
25.2M
11:36/mi
4:24:32
↑ 13↓ 160.2%
Finish· 26.22 mi
10:27/mi
4:35:11
↑ 22↓ 21

The Course

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Half Splits

1st Half· via HalfFaster
Distance13.11 mi
Time2:10:56
Pace9:59 /mi
2nd Half
Distance13.11 mi
Time2:24:15
Pace11:00 /mi
📊Positive Split: 10.2% slower second half

Checkpoint Splits

CheckpointDistanceTime of DayTimeAvg PaceSegment TimeSegment PaceDiff
5K
3.11 mi11:47:4830:469:5430:46
9:54
-
10K
6.21 mi12:18:101:01:089:5030:22
9:46
-0:08
15K
9.32 mi12:48:471:31:459:5130:37
9:51
+0:05
20K
12.43 mi13:21:042:04:029:5932:17
10:23
+0:32
Half
13.11 mi13:27:582:10:569:596:54
10:07
-0:16
25K
15.53 mi13:55:392:38:3710:1327:41
11:25
+1:18
30K
18.64 mi14:29:043:12:0210:1833:25
10:45
-0:40
20M
20.00 mi14:43:453:26:4310:2014:41
10:48
+0:03
21M
21.00 mi14:55:053:38:0310:2311:20
11:20
+0:32
35K
21.75 mi15:02:503:45:4810:237:45
10:22
-0:58
23M
23.00 mi15:17:224:00:2010:2714:32
11:36
+1:14
24M
24.00 mi15:28:064:11:0410:2810:44
10:44
-0:52
40K
24.85 mi15:37:344:20:3210:299:28
11:04
+0:20
25.2M
25.20 mi15:41:344:24:3210:304:00
11:36
+0:32
Finish
26.22 mi15:52:134:35:1110:3010:39
10:27
-1:09

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

9:46 /mi

Average Pace

10:30 /mi

Slowest Pace

11:36 /mi

Loading chart...
Fastest
Middle
Slowest
Average

📊Segments

Segment Time Comparison

Time at Faster Pace

2:40:04

58% of race

Time at Steady Pace

1:36:35

35% of race

Time at Slower Pace

18:32

7% of race

Average Pace: 10:30 /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 mi11:47:4830:469:5430:46
9:54
#23201
10K
6.21 mi12:18:101:01:089:5030:22
9:46
#23247
15K
9.32 mi12:48:471:31:459:5130:37
9:51
#23246
20K
12.43 mi13:21:042:04:029:5932:17
10:23
#23380
Half
13.11 mi13:27:582:10:569:596:54
10:07
#23383
25K
15.53 mi13:55:392:38:3710:1327:41
11:25
#23622
30K
18.64 mi14:29:043:12:0210:1833:25
10:45
#23449
20M
20.00 mi14:43:453:26:4310:2014:41
10:48
#23359
21M
21.00 mi14:55:053:38:0310:2311:20
11:20
#23266
35K
21.75 mi15:02:503:45:4810:237:45
10:22
#23211
23M
23.00 mi15:17:224:00:2010:2714:32
11:36
#23235
24M
24.00 mi15:28:064:11:0410:2810:44
10:44
#23201
40K
24.85 mi15:37:344:20:3210:299:28
11:04
#23169
25.2M
25.20 mi15:41:344:24:3210:304:00
11:36
#23148
Finish
26.22 mi15:52:134:35:1110:3010:39
10:27
#23141
Faster pace
Steady pace
Slower pace

Checkpoint and Segment Rankings

CheckpointDistanceSeg. DistOverallMalesM18-39Seg. OverallSeg. MalesSeg. M18-39
5K3.11 mi3.11 mi23201136841368423191(Top 87%)13726(Top 90%)13726(Top 260%)
10K6.21 mi3.10 mi23247-4613722-3813722-3823222(Top 87%)13740(Top 91%)13740(Top 260%)
15K9.32 mi3.11 mi23246+113740-1813740-1823191(Top 87%)13726(Top 90%)13726(Top 260%)
20K12.43 mi3.11 mi23380-13413814-7413814-7423636(Top 89%)13910(Top 92%)13910(Top 263%)
Half13.11 mi0.68 mi23383-313813+113813+123493(Top 88%)13842(Top 91%)13842(Top 262%)
25K15.53 mi2.42 mi23622-23913912-9913912-9924556(Top 92%)14277(Top 94%)14277(Top 270%)
30K18.64 mi3.11 mi23449+17313814+9813814+9822711(Top 85%)13384(Top 88%)13384(Top 253%)
20M20.00 mi1.36 mi23359+9013759+5513759+5522355(Top 84%)13166(Top 87%)13166(Top 249%)
21M21.00 mi1.00 mi23266+9313705+5413705+5421555(Top 81%)12774(Top 84%)12774(Top 242%)
35K21.75 mi0.75 mi23211+5513668+3713668+3722122(Top 83%)12982(Top 86%)12982(Top 246%)
23M23.00 mi1.25 mi23235-2413670-213670-223423(Top 88%)13586(Top 90%)13586(Top 257%)
24M24.00 mi1.00 mi23201+3413647+2313647+2322520(Top 85%)13125(Top 86%)13125(Top 248%)
40K24.85 mi0.85 mi23169+3213618+2913618+2922498(Top 85%)13081(Top 86%)13081(Top 248%)
25.2M25.20 mi0.35 mi23148+2113602+1613602+1621756(Top 82%)12750(Top 84%)12750(Top 241%)
Finish26.22 mi1.02 mi23141+713598+413598+422902(Top 86%)13278(Top 87%)13278(Top 251%)

Segment Performance Analysis

10K→15K

0.0 - 3.1 mi

Top 87%
×21story building
+97ft-345ft

Overall

23191

Males

13726

M18-39

13726

5K→10K

3.1 - 6.2 mi

Top 87%
×5story building
+79ft-138ft

Overall

23222

Males

13740

M18-39

13740

10K→15K

6.2 - 9.3 mi

Top 87%
×3story building
+67ft-78ft

Overall

23191

Males

13726

M18-39

13726

15K→20K

9.3 - 12.4 mi

Top 89%
×5story building
+106ft-86ft

Overall

23636

Males

13910

M18-39

13910

20K→Half

12.4 - 13.1 mi

Top 88%
×2story building
+19ft-37ft

Overall

23493

Males

13842

M18-39

13842

Half→25K

13.1 - 15.5 mi

Top 92%
×4story building
+66ft-88ft

Overall

24556

Males

14277

M18-39

14277

25K→30K

15.5 - 18.6 mi

Top 85%
×9story building
+181ft-148ft

Overall

22711

Males

13384

M18-39

13384

30K→20M

18.6 - 20.0 mi

Top 84%
×5story building
+64ft-50ft

Overall

22355

Males

13166

M18-39

13166

20M→21M

20.0 - 21.0 mi

Top 81%
×8story building
+106ft-24ft

Overall

21555

Males

12774

M18-39

12774

21M→35K

21.0 - 21.8 mi

Top 83%
×7story building
+17ft-86ft

Overall

22122

Males

12982

M18-39

12982

35K→23M

21.8 - 23.0 mi

Top 88%
×5story building
+23ft-63ft

Overall

23423

Males

13586

M18-39

13586

23M→24M

23.0 - 24.0 mi

Top 85%
×6story building
+12ft-82ft

Overall

22520

Males

13125

M18-39

13125

24M→40K

24.0 - 24.9 mi

Top 85%
×1story
+6ft-20ft

Overall

22498

Males

13081

M18-39

13081

40K→25.2M

24.9 - 25.2 mi

Top 82%
×1story
+13ft-16ft

Overall

21756

Males

12750

M18-39

12750

25.2M→Finish

25.2 - 26.2 mi

Top 86%
×2story building
+22ft-21ft

Overall

22902

Males

13278

M18-39

13278

Passing Analysis

Category:
Athletes Passed
1121
Passed By
1061
Net Change
+60
SegmentAthletes PassedPassed ByNet ChangeStart RankEnd Rank
Start → 5K----#23201
5K → 10K193239-46#23201#23247
10K → 15K139138+1#23247#23246
15K → 20K69203-134#23246#23380
20K → Half2225-3#23380#23383
Half → 25K29268-239#23383#23622
25K → 30K19926+173#23622#23449
30K → 20M10313+90#23449#23359
20M → 21M1029+93#23359#23266
21M → 35K627+55#23266#23211
35K → 23M3155-24#23211#23235
23M → 24M4612+34#23235#23201
24M → 40K6230+32#23201#23169
40K → 25.2M254+21#23169#23148
25.2M → Finish3932+7#23148#23141
TOTALS11211061+60
📊

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