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BOSTON MARATHON 2023

Lyle Stauffer

Bib: 2185•M

PA

0:00
0:00
/ mi
Masters
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Overall
#0 / 26622
Top 4%
Gender (Male)
#0 / 15176
Top 7%
Masters (Masters Men)
#0 / 9891
Top 2%
Division (M40-44)
#0 / 2241
Top 5%
Race Day Weather
49°/39°F
light intensity drizzle

⏱️ Race Timeline

Watch your race unfold from start to finish

Start
0:00:00
Race begins
5K· 3.11 mi
19:11
Rank: #1083
Start → 5K
19:11 | 6:10/mi
10K· 6.21 mi
38:21
Rank: #1139 (-56)
5K → 10K
19:10 | 6:10/mi
15K· 9.32 mi
57:33
Rank: #1135 (+4)
10K → 15K
19:12 | 6:11/mi
20K· 12.43 mi
1:16:52
Rank: #1121 (+14)
15K → 20K
19:19 | 6:13/mi
Half· 13.11 mi
1:21:03
Rank: #1118 (+3)
20K → Half
4:11 | 6:08/mi
25K· 15.53 mi
1:36:06
Rank: #1084 (+34)
Half → 25K
15:03 | 6:12/mi
30K· 18.64 mi
1:55:47
Rank: #1060 (+24)
25K → 30K
19:41 | 6:20/mi
20M
2:04:27
Rank: #1045 (+15)
30K → 20M
8:40 | 6:23/mi
21M
2:11:17
Rank: #1049 (-4)
20M → 21M
6:50 | 6:50/mi
35K· 21.75 mi
2:16:02
Rank: #1050 (-1)
21M → 35K
4:45 | 6:21/mi
23M
2:24:14
Rank: #1067 (-17)
35K → 23M
8:12 | 6:33/mi
24M
2:30:40
Rank: #1078 (-11)
23M → 24M
6:26 | 6:26/mi
40K· 24.85 mi
2:36:24
Rank: #1102 (-24)
24M → 40K
5:44 | 6:42/mi
25.2M
2:38:52
Rank: #1112 (-10)
40K → 25.2M
2:28 | 7:09/mi
Finish· 26.22 mi
2:45:40
Rank: #1163 (-51)
25.2M → Finish
6:48 | 6:40/mi

Course Map & Elevation

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Half Splits

1st Half· via HalfFaster
Distance13.11 mi
Time1:21:03
Pace6:11 /mi
2nd Half
Distance13.11 mi
Time1:24:37
Pace6:27 /mi
📊Positive Split: 4.4% slower second half

Checkpoint Splits

CheckpointDistanceTime of DayTimeAvg PaceSegment TimeSegment PaceDiff
5K
3.11 mi10:19:5019:116:1019:11
6:10
-
10K
6.21 mi10:39:0038:216:1019:10
6:10
0:00
15K
9.32 mi10:58:1257:336:1019:12
6:11
+0:01
20K
12.43 mi11:17:311:16:526:1119:19
6:13
+0:02
Half
13.11 mi11:21:421:21:036:114:11
6:08
-0:05
25K
15.53 mi11:36:451:36:066:1115:03
6:12
+0:04
30K
18.64 mi11:56:261:55:476:1319:41
6:20
+0:08
20M
20.00 mi12:05:062:04:276:138:40
6:23
+0:03
21M
21.00 mi12:11:562:11:176:156:50
6:50
+0:27
35K
21.75 mi12:16:412:16:026:154:45
6:21
-0:29
23M
23.00 mi12:24:532:24:146:168:12
6:33
+0:12
24M
24.00 mi12:31:192:30:406:176:26
6:26
-0:07
40K
24.85 mi12:37:032:36:246:185:44
6:42
+0:16
25.2M
25.20 mi12:39:312:38:526:182:28
7:09
+0:27
Finish
26.22 mi12:46:192:45:406:196:48
6:40
-0:29

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

6:08 /mi

Average Pace

6:19 /mi

Slowest Pace

7:09 /mi

Loading chart...
Fastest
Middle
Slowest
Average

📊Segments

Segment Time Comparison

Bar length shows time spent in each segment. Colors mark your faster to slower segments, relative to your own pace.

Time at Faster Pace

2:36:22

94% of race

Time at Steady Pace

9:18

6% of race

Time at Slower Pace

0:00

0% of race

Average Pace: 6:19 /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

Enhanced split table showing pace trends through mini sparkline visualizations.

Overall Pace Trend

CheckpointDistanceTime of DayTimeAvg PaceSegmentPaceTrendRank
5K
3.11 mi10:19:5019:116:1019:11
6:10
#1083
10K
6.21 mi10:39:0038:216:1019:10
6:10
#1139
15K
9.32 mi10:58:1257:336:1019:12
6:11
#1135
20K
12.43 mi11:17:311:16:526:1119:19
6:13
#1121
Half
13.11 mi11:21:421:21:036:114:11
6:08
#1118
25K
15.53 mi11:36:451:36:066:1115:03
6:12
#1084
30K
18.64 mi11:56:261:55:476:1319:41
6:20
#1060
20M
20.00 mi12:05:062:04:276:138:40
6:23
#1045
21M
21.00 mi12:11:562:11:176:156:50
6:50
#1049
35K
21.75 mi12:16:412:16:026:154:45
6:21
#1050
23M
23.00 mi12:24:532:24:146:168:12
6:33
#1067
24M
24.00 mi12:31:192:30:406:176:26
6:26
#1078
40K
24.85 mi12:37:032:36:246:185:44
6:42
#1102
25.2M
25.20 mi12:39:312:38:526:182:28
7:09
#1112
Finish
26.22 mi12:46:192:45:406:196:48
6:40
#1163
Faster pace
Steady pace
Slower pace

Checkpoint and Segment Rankings

CheckpointDistanceSeg. DistOverallMalesM40-44Seg. OverallSeg. MalesSeg. M40-44
5K3.11 mi3.11 mi1083102510251181(Top 4%)1127(Top 7%)1127(Top 50%)
10K6.21 mi3.10 mi1139-561076-511076-511231(Top 5%)1168(Top 8%)1168(Top 52%)
15K9.32 mi3.11 mi1135+41075+11075+11181(Top 4%)1127(Top 7%)1127(Top 50%)
20K12.43 mi3.11 mi1121+141066+91066+91102(Top 4%)1051(Top 7%)1051(Top 47%)
Half13.11 mi0.68 mi1118+31063+31063+31118(Top 4%)1067(Top 7%)1067(Top 48%)
25K15.53 mi2.42 mi1084+341029+341029+341022(Top 4%)973(Top 6%)973(Top 43%)
30K18.64 mi3.11 mi1060+241010+191010+191023(Top 4%)972(Top 6%)972(Top 43%)
20M20.00 mi1.36 mi1045+15994+16994+161071(Top 4%)1026(Top 7%)1026(Top 46%)
21M21.00 mi1.00 mi1049-4998-4998-41495(Top 6%)1424(Top 9%)1424(Top 64%)
35K21.75 mi0.75 mi1050-11000-21000-21718(Top 6%)1631(Top 11%)1631(Top 73%)
23M23.00 mi1.25 mi1067-171015-151015-151588(Top 6%)1508(Top 10%)1508(Top 67%)
24M24.00 mi1.00 mi1078-111026-111026-111791(Top 7%)1687(Top 11%)1687(Top 75%)
40K24.85 mi0.85 mi1102-241050-241050-242338(Top 9%)2168(Top 14%)2168(Top 97%)
25.2M25.20 mi0.35 mi1112-101060-101060-102233(Top 8%)2066(Top 14%)2066(Top 92%)
Finish26.22 mi1.02 mi1163-511108-481108-483321(Top 12%)2979(Top 20%)2979(Top 133%)

Segment Performance Analysis

10K→15K

0.0 - 3.1 mi

Top 4%
×21stories
+97ft-345ft

Overall

1181

Males

1127

M40-44

1127

5K→10K

3.1 - 6.2 mi

Top 5%
×5stories
+79ft-138ft

Overall

1231

Males

1168

M40-44

1168

10K→15K

6.2 - 9.3 mi

Top 4%
×3stories
+67ft-78ft

Overall

1181

Males

1127

M40-44

1127

15K→20K

9.3 - 12.4 mi

Top 4%
×5stories
+106ft-86ft

Overall

1102

Males

1051

M40-44

1051

20K→Half

12.4 - 13.1 mi

Top 4%
×2stories
+19ft-37ft

Overall

1118

Males

1067

M40-44

1067

Half→25K

13.1 - 15.5 mi

Top 4%
×4stories
+66ft-88ft

Overall

1022

Males

973

M40-44

973

25K→30K

15.5 - 18.6 mi

Top 4%
×9stories
+181ft-148ft

Overall

1023

Males

972

M40-44

972

30K→20M

18.6 - 20.0 mi

Top 4%
×5stories
+64ft-50ft

Overall

1071

Males

1026

M40-44

1026

20M→21M

20.0 - 21.0 mi

Top 6%
×8stories
+106ft-24ft

Overall

1495

Males

1424

M40-44

1424

21M→35K

21.0 - 21.8 mi

Top 6%
×7stories
+17ft-86ft

Overall

1718

Males

1631

M40-44

1631

35K→23M

21.8 - 23.0 mi

Top 6%
×5stories
+23ft-63ft

Overall

1588

Males

1508

M40-44

1508

23M→24M

23.0 - 24.0 mi

Top 7%
×6stories
+12ft-82ft

Overall

1791

Males

1687

M40-44

1687

24M→40K

24.0 - 24.9 mi

Top 9%
×1story
+6ft-20ft

Overall

2338

Males

2168

M40-44

2168

40K→25.2M

24.9 - 25.2 mi

Top 8%
×1story
+13ft-16ft

Overall

2233

Males

2066

M40-44

2066

25.2M→Finish

25.2 - 26.2 mi

Top 12%
×2stories
+22ft-21ft

Overall

3321

Males

2979

M40-44

2979

Passing Analysis

Category:
Athletes Passed
295
Passed By
375
Net Change
-80
SegmentAthletes PassedPassed ByNet ChangeStart RankEnd Rank
Start → 5K----#1083
5K → 10K3187-56#1083#1139
10K → 15K2925+4#1139#1135
15K → 20K4026+14#1135#1121
20K → Half41+3#1121#1118
Half → 25K4410+34#1118#1084
25K → 30K5026+24#1084#1060
30K → 20M2813+15#1060#1045
20M → 21M1721-4#1045#1049
21M → 35K1112-1#1049#1050
35K → 23M1027-17#1050#1067
23M → 24M1021-11#1067#1078
24M → 40K1135-24#1078#1102
40K → 25.2M313-10#1102#1112
25.2M → Finish758-51#1112#1163
TOTALS295375-80
📊

Passing Visuals

Category:

📈Position Graph

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🎨Heatmap Timeline

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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