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BOSTON MARATHON 2023

Ryan Lachapelle

Bib: 301•M

CA

0:00
0:00
/ mi
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Overall
#0 / 26622
Top 10%
Gender (Male)
#0 / 15176
Top 16%
Division (M18-39)
#0 / 5285
Top 35%
Race Day Weather
49°/39°F
light intensity drizzle

⏱️ Race Timeline

Start
0:00:00
Race begins
5K· 3.11 mi
17:55
Rank: #356
Start → 5K
17:55 | 5:46/mi
10K· 6.21 mi
35:30
Rank: #316 (+40)
5K → 10K
17:35 | 5:40/mi
15K· 9.32 mi
53:40
Rank: #340 (-24)
10K → 15K
18:10 | 5:51/mi
20K· 12.43 mi
1:15:45
Rank: #899 (-559)
15K → 20K
22:05 | 7:06/mi
Half· 13.11 mi
1:20:05
Rank: #940 (-41)
20K → Half
4:20 | 6:21/mi
25K· 15.53 mi
1:36:27
Rank: #1154 (-214)
Half → 25K
16:22 | 6:45/mi
30K· 18.64 mi
1:58:19
Rank: #1531 (-377)
25K → 30K
21:52 | 7:02/mi
20M
2:08:15
Rank: #1722 (-191)
30K → 20M
9:56 | 7:19/mi
21M
2:15:34
Rank: #1799 (-77)
20M → 21M
7:19 | 7:19/mi
35K· 21.75 mi
2:20:50
Rank: #1898 (-99)
21M → 35K
5:16 | 7:02/mi
23M
2:30:04
Rank: #2057 (-159)
35K → 23M
9:14 | 7:22/mi
24M
2:37:25
Rank: #2206 (-149)
23M → 24M
7:21 | 7:21/mi
40K· 24.85 mi
2:43:40
Rank: #2288 (-82)
24M → 40K
6:15 | 7:19/mi
25.2M
2:46:30
Rank: #2328 (-40)
40K → 25.2M
2:50 | 8:13/mi
Finish· 26.22 mi
2:54:18
Rank: #2538 (-210)
25.2M → Finish
7:48 | 7:39/mi

The Course

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Half Splits

1st Half· via HalfFaster
Distance13.11 mi
Time1:20:05
Pace6:07 /mi
2nd Half
Distance13.11 mi
Time1:34:13
Pace7:11 /mi
📊Positive Split: 17.6% slower second half

Checkpoint Splits

CheckpointDistanceTime of DayTimeAvg PaceSegment TimeSegment PaceDiff
5K
3.11 mi10:18:1517:555:4617:55
5:46
-
10K
6.21 mi10:35:5035:305:4317:35
5:40
-0:06
15K
9.32 mi10:54:0053:405:4518:10
5:51
+0:11
20K
12.43 mi11:16:051:15:456:0622:05
7:06
+1:15
Half
13.11 mi11:20:251:20:056:074:20
6:21
-0:45
25K
15.53 mi11:36:471:36:276:1316:22
6:45
+0:24
30K
18.64 mi11:58:391:58:196:2121:52
7:02
+0:17
20M
20.00 mi12:08:352:08:156:259:56
7:19
+0:17
21M
21.00 mi12:15:542:15:346:277:19
7:19
0:00
35K
21.75 mi12:21:102:20:506:295:16
7:02
-0:17
23M
23.00 mi12:30:242:30:046:319:14
7:22
+0:20
24M
24.00 mi12:37:452:37:256:347:21
7:21
-0:01
40K
24.85 mi12:44:002:43:406:356:15
7:19
-0:02
25.2M
25.20 mi12:46:502:46:306:362:50
8:13
+0:54
Finish
26.22 mi12:54:382:54:186:397:48
7:39
-0:34

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

5:40 /mi

Average Pace

6:39 /mi

Slowest Pace

8:13 /mi

Loading chart...
Fastest
Middle
Slowest
Average

📊Segments

Segment Time Comparison

Time at Faster Pace

58:00

33% of race

Time at Steady Pace

1:45:40

61% of race

Time at Slower Pace

10:38

6% of race

Average Pace: 6:39 /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 mi10:18:1517:555:4617:55
5:46
#356
10K
6.21 mi10:35:5035:305:4317:35
5:40
#316
15K
9.32 mi10:54:0053:405:4518:10
5:51
#340
20K
12.43 mi11:16:051:15:456:0622:05
7:06
#899
Half
13.11 mi11:20:251:20:056:074:20
6:21
#940
25K
15.53 mi11:36:471:36:276:1316:22
6:45
#1154
30K
18.64 mi11:58:391:58:196:2121:52
7:02
#1531
20M
20.00 mi12:08:352:08:156:259:56
7:19
#1722
21M
21.00 mi12:15:542:15:346:277:19
7:19
#1799
35K
21.75 mi12:21:102:20:506:295:16
7:02
#1898
23M
23.00 mi12:30:242:30:046:319:14
7:22
#2057
24M
24.00 mi12:37:452:37:256:347:21
7:21
#2206
40K
24.85 mi12:44:002:43:406:356:15
7:19
#2288
25.2M
25.20 mi12:46:502:46:306:362:50
8:13
#2328
Finish
26.22 mi12:54:382:54:186:397:48
7:39
#2538
Faster pace
Steady pace
Slower pace
Est.Checkpoint not recorded (estimated)
~Segment time uses estimated prior

Checkpoint and Segment Rankings

CheckpointDistanceSeg. DistOverallMalesM18-39Seg. OverallSeg. MalesSeg. M18-39
5K3.11 mi3.11 mi356322322427(Top 2%)393(Top 3%)393(Top 7%)
10K6.21 mi3.10 mi316+40286+36286+36261(Top 1.0%)231(Top 2%)231(Top 4%)
15K9.32 mi3.11 mi340-24307-21307-21427(Top 2%)393(Top 3%)393(Top 7%)
20K12.43 mi3.11 mi899-559851-544851-5446584(Top 25%)5898(Top 39%)5898(Top 112%)
Half13.11 mi0.68 mi940-41891-40891-402024(Top 8%)1947(Top 13%)1947(Top 37%)
25K15.53 mi2.42 mi1154-2141099-2081099-2083725(Top 14%)3505(Top 23%)3505(Top 66%)
30K18.64 mi3.11 mi1531-3771463-3641463-3644582(Top 17%)4241(Top 28%)4241(Top 80%)
20M20.00 mi1.36 mi1722-1911646-1831646-1835720(Top 21%)5081(Top 33%)5081(Top 96%)
21M21.00 mi1.00 mi1799-771723-771723-773647(Top 14%)3378(Top 22%)3378(Top 64%)
35K21.75 mi0.75 mi1898-991817-941817-945506(Top 21%)4869(Top 32%)4869(Top 92%)
23M23.00 mi1.25 mi2057-1591973-1561973-1565684(Top 21%)4960(Top 33%)4960(Top 94%)
24M24.00 mi1.00 mi2206-1492116-1432116-1436679(Top 25%)5518(Top 36%)5518(Top 104%)
40K24.85 mi0.85 mi2288-822189-732189-735466(Top 21%)4653(Top 31%)4653(Top 88%)
25.2M25.20 mi0.35 mi2328-402229-402229-407661(Top 29%)5937(Top 39%)5937(Top 112%)
Finish26.22 mi1.02 mi2538-2102421-1922421-1929611(Top 36%)7062(Top 47%)7062(Top 134%)

Segment Performance Analysis

10K→15K

0.0 - 3.1 mi

Top 2%
×21stories
+97ft-345ft

Overall

427

Males

393

M18-39

393

5K→10K

3.1 - 6.2 mi

Top 1.0%
×5stories
+79ft-138ft

Overall

261

Males

231

M18-39

231

10K→15K

6.2 - 9.3 mi

Top 2%
×3stories
+67ft-78ft

Overall

427

Males

393

M18-39

393

15K→20K

9.3 - 12.4 mi

Top 25%
×5stories
+106ft-86ft

Overall

6584

Males

5898

M18-39

5898

20K→Half

12.4 - 13.1 mi

Top 8%
×2stories
+19ft-37ft

Overall

2024

Males

1947

M18-39

1947

Half→25K

13.1 - 15.5 mi

Top 14%
×4stories
+66ft-88ft

Overall

3725

Males

3505

M18-39

3505

25K→30K

15.5 - 18.6 mi

Top 17%
×9stories
+181ft-148ft

Overall

4582

Males

4241

M18-39

4241

30K→20M

18.6 - 20.0 mi

Top 21%
×5stories
+64ft-50ft

Overall

5720

Males

5081

M18-39

5081

20M→21M

20.0 - 21.0 mi

Top 14%
×8stories
+106ft-24ft

Overall

3647

Males

3378

M18-39

3378

21M→35K

21.0 - 21.8 mi

Top 21%
×7stories
+17ft-86ft

Overall

5506

Males

4869

M18-39

4869

35K→23M

21.8 - 23.0 mi

Top 21%
×5stories
+23ft-63ft

Overall

5684

Males

4960

M18-39

4960

23M→24M

23.0 - 24.0 mi

Top 25%
×6stories
+12ft-82ft

Overall

6679

Males

5518

M18-39

5518

24M→40K

24.0 - 24.9 mi

Top 21%
×1story
+6ft-20ft

Overall

5466

Males

4653

M18-39

4653

40K→25.2M

24.9 - 25.2 mi

Top 29%
×1story
+13ft-16ft

Overall

7661

Males

5937

M18-39

5937

25.2M→Finish

25.2 - 26.2 mi

Top 36%
×2stories
+22ft-21ft

Overall

9611

Males

7062

M18-39

7062

Passing Analysis

Category:
Athletes Passed
96
Passed By
2278
Net Change
-2182
SegmentAthletes PassedPassed ByNet ChangeStart RankEnd Rank
Start → 5K----#356
5K → 10K444+40#356#316
10K → 15K327-24#316#340
15K → 20K0559-559#340#899
20K → Half142-41#899#940
Half → 25K1215-214#940#1154
25K → 30K5382-377#1154#1531
30K → 20M2193-191#1531#1722
20M → 21M784-77#1722#1799
21M → 35K6105-99#1799#1898
35K → 23M12171-159#1898#2057
23M → 24M3152-149#2057#2206
24M → 40K991-82#2206#2288
40K → 25.2M242-40#2288#2328
25.2M → Finish1211-210#2328#2538
TOTALS962278-2182
📊

Passing Visuals

Category:
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🔥Passing Intensity

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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