Boston Marathon logo
BOSTON MARATHON 2023

Raymond Langlais

Bib: 554•M

AZ

0:00
0:00
/ mi
Be the first to cheer!
Overall
#0 / 26622
Top 1%
Gender (Male)
#0 / 15176
Top 2%
Age Group (M18-39)
#0 / 5285
Top 6%
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
17:19
Rank: #164
Start → 5K
17:19 | 5:34/mi
10K· 6.21 mi
34:46
Rank: #176 (-12)
5K → 10K
17:27 | 5:37/mi
15K· 9.32 mi
52:22
Rank: #202 (-26)
10K → 15K
17:36 | 5:40/mi
20K· 12.43 mi
1:10:08
Rank: #200 (+2)
15K → 20K
17:46 | 5:43/mi
Half· 13.11 mi
1:13:59
Rank: #200
20K → Half
3:51 | 5:39/mi
25K· 15.53 mi
1:28:04
Rank: #206 (-6)
Half → 25K
14:05 | 5:49/mi
30K· 18.64 mi
1:46:54
Rank: #232 (-26)
25K → 30K
18:50 | 6:04/mi
20M
1:55:09
Rank: #247 (-15)
30K → 20M
8:15 | 6:04/mi
21M
2:01:39
Rank: #259 (-12)
20M → 21M
6:30 | 6:30/mi
35K· 21.75 mi
2:06:06
Rank: #259
21M → 35K
4:27 | 5:57/mi
23M
2:14:06
Rank: #277 (-18)
35K → 23M
8:00 | 6:23/mi
24M
2:20:26
Rank: #285 (-8)
23M → 24M
6:20 | 6:20/mi
40K· 24.85 mi
2:26:11
Rank: #310 (-25)
24M → 40K
5:45 | 6:44/mi
25.2M
2:28:45
Rank: #322 (-12)
40K → 25.2M
2:34 | 7:27/mi
Finish· 26.22 mi
2:35:33
Rank: #361 (-39)
25.2M → Finish
6:48 | 6:40/mi
Is this your race?

Claim it — get your free Race Performance Report

An AI deep-dive into your pacing, rankings, and passing — built from your real splits and emailed to you, free.

Half Splits

1st Half· via HalfFaster
Distance13.11 mi
Time1:13:59
Pace5:39 /mi
2nd Half
Distance13.11 mi
Time1:21:34
Pace6:13 /mi
📊Positive Split: 10.3% slower second half

Checkpoint Splits

CheckpointDistanceTime of DayTimeAvg PaceSegment TimeSegment PaceDiff
5K
3.11 mi10:17:2117:195:3417:19
5:34
-
10K
6.21 mi10:34:4834:465:3617:27
5:37
+0:03
15K
9.32 mi10:52:2452:225:3717:36
5:40
+0:03
20K
12.43 mi11:10:101:10:085:3917:46
5:43
+0:03
Half
13.11 mi11:14:011:13:595:393:51
5:39
-0:04
25K
15.53 mi11:28:061:28:045:4014:05
5:49
+0:10
30K
18.64 mi11:46:561:46:545:4418:50
6:04
+0:15
20M
20.00 mi11:55:111:55:095:458:15
6:04
0:00
21M
21.00 mi12:01:412:01:395:486:30
6:30
+0:26
35K
21.75 mi12:06:082:06:065:484:27
5:57
-0:33
23M
23.00 mi12:14:082:14:065:508:00
6:23
+0:26
24M
24.00 mi12:20:282:20:265:516:20
6:20
-0:03
40K
24.85 mi12:26:132:26:115:535:45
6:44
+0:24
25.2M
25.20 mi12:28:472:28:455:542:34
7:27
+0:43
Finish
26.22 mi12:35:352:35:335:566:48
6:40
-0:47

Checkpoint Splits Visualizations

Explore your race data through different visual perspectives. Scroll to discover each visualization.

📈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

5:34 /mi

Average Pace

5:56 /mi

Slowest Pace

7:27 /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

1:13:59

48% of race

Time at Steady Pace

45:37

29% of race

Time at Slower Pace

35:57

23% of race

Average Pace: 5:56 /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 mi10:17:2117:195:3417:19
5:34
#164
10K
6.21 mi10:34:4834:465:3617:27
5:37
#176
15K
9.32 mi10:52:2452:225:3717:36
5:40
#202
20K
12.43 mi11:10:101:10:085:3917:46
5:43
#200
Half
13.11 mi11:14:011:13:595:393:51
5:39
#200
25K
15.53 mi11:28:061:28:045:4014:05
5:49
#206
30K
18.64 mi11:46:561:46:545:4418:50
6:04
#232
20M
20.00 mi11:55:111:55:095:458:15
6:04
#247
21M
21.00 mi12:01:412:01:395:486:30
6:30
#259
35K
21.75 mi12:06:082:06:065:484:27
5:57
#259
23M
23.00 mi12:14:082:14:065:508:00
6:23
#277
24M
24.00 mi12:20:282:20:265:516:20
6:20
#285
40K
24.85 mi12:26:132:26:115:535:45
6:44
#310
25.2M
25.20 mi12:28:472:28:455:542:34
7:27
#322
Finish
26.22 mi12:35:352:35:335:566:48
6:40
#361
Faster pace
Steady pace
Slower pace

Checkpoint and Segment Rankings

CheckpointDistanceSeg. DistOverallMalesM18-39Seg. OverallSeg. MalesSeg. M18-39
5K3.11 mi3.11 mi164164164210(Top 0.8%)182(Top 1%)182(Top 3%)
10K6.21 mi3.10 mi176-12175-11175-11215(Top 0.8%)188(Top 1%)188(Top 4%)
15K9.32 mi3.11 mi202-26175175210(Top 0.8%)182(Top 1%)182(Top 3%)
20K12.43 mi3.11 mi200+2174+1174+1214(Top 0.8%)189(Top 1%)189(Top 4%)
Half13.11 mi0.68 mi200174174229(Top 0.9%)207(Top 1%)207(Top 4%)
25K15.53 mi2.42 mi206-6181-7181-7290(Top 1%)262(Top 2%)262(Top 5%)
30K18.64 mi3.11 mi232-26207-26207-26447(Top 2%)415(Top 3%)415(Top 8%)
20M20.00 mi1.36 mi247-15222-15222-15438(Top 2%)404(Top 3%)404(Top 8%)
21M21.00 mi1.00 mi259-12233-11233-11637(Top 2%)599(Top 4%)599(Top 11%)
35K21.75 mi0.75 mi259233233580(Top 2%)542(Top 4%)542(Top 10%)
23M23.00 mi1.25 mi277-18249-16249-161055(Top 4%)1000(Top 7%)1000(Top 19%)
24M24.00 mi1.00 mi285-8257-8257-81415(Top 5%)1338(Top 9%)1338(Top 25%)
40K24.85 mi0.85 mi310-25280-23280-232422(Top 9%)2242(Top 15%)2242(Top 42%)
25.2M25.20 mi0.35 mi322-12292-12292-123517(Top 13%)3145(Top 21%)3145(Top 60%)
Finish26.22 mi1.02 mi361-39329-37329-373320(Top 12%)2978(Top 20%)2978(Top 56%)

Segment Performance Analysis

10K→15K

0.0 - 3.1 mi

Top 0.8%
×21stories
+97ft-345ft

Overall

210

Males

182

M18-39

182

5K→10K

3.1 - 6.2 mi

Top 0.8%
×5stories
+79ft-138ft

Overall

215

Males

188

M18-39

188

10K→15K

6.2 - 9.3 mi

Top 0.8%
×3stories
+67ft-78ft

Overall

210

Males

182

M18-39

182

15K→20K

9.3 - 12.4 mi

Top 0.8%
×5stories
+106ft-86ft

Overall

214

Males

189

M18-39

189

20K→Half

12.4 - 13.1 mi

Top 0.9%
×2stories
+19ft-37ft

Overall

229

Males

207

M18-39

207

Half→25K

13.1 - 15.5 mi

Top 1%
×4stories
+66ft-88ft

Overall

290

Males

262

M18-39

262

25K→30K

15.5 - 18.6 mi

Top 2%
×9stories
+181ft-148ft

Overall

447

Males

415

M18-39

415

30K→20M

18.6 - 20.0 mi

Top 2%
×5stories
+64ft-50ft

Overall

438

Males

404

M18-39

404

20M→21M

20.0 - 21.0 mi

Top 2%
×8stories
+106ft-24ft

Overall

637

Males

599

M18-39

599

21M→35K

21.0 - 21.8 mi

Top 2%
×7stories
+17ft-86ft

Overall

580

Males

542

M18-39

542

35K→23M

21.8 - 23.0 mi

Top 4%
×5stories
+23ft-63ft

Overall

1055

Males

1000

M18-39

1000

23M→24M

23.0 - 24.0 mi

Top 5%
×6stories
+12ft-82ft

Overall

1415

Males

1338

M18-39

1338

24M→40K

24.0 - 24.9 mi

Top 9%
×1story
+6ft-20ft

Overall

2422

Males

2242

M18-39

2242

40K→25.2M

24.9 - 25.2 mi

Top 13%
×1story
+13ft-16ft

Overall

3517

Males

3145

M18-39

3145

25.2M→Finish

25.2 - 26.2 mi

Top 12%
×2stories
+22ft-21ft

Overall

3320

Males

2978

M18-39

2978

Passing Analysis

Category:
Athletes Passed
49
Passed By
246
Net Change
-197
SegmentAthletes PassedPassed ByNet ChangeStart RankEnd Rank
Start → 5K----#164
5K → 10K820-12#164#176
10K → 15K228-26#176#202
15K → 20K97+2#202#200
20K → Half110#200#200
Half → 25K410-6#200#206
25K → 30K329-26#206#232
30K → 20M318-15#232#247
20M → 21M315-12#247#259
21M → 35K440#259#259
35K → 23M321-18#259#277
23M → 24M19-8#277#285
24M → 40K328-25#285#310
40K → 25.2M214-12#310#322
25.2M → Finish342-39#322#361
TOTALS49246-197
📊

Passing Analysis Visualizations

Explore your passing analysis through 5 different visualizations. Scroll to discover each one.

Time:
Category:

📈Position Graph

Loading...

🎨Heatmap Timeline

Loading...

🔄Passing Circle

Loading...

🌊Position Flow

Loading...

🏃Race Lanes

Loading...

Upload your GPX file

Supports Garmin, Apple Watch, Polar, Suunto, COROS, Strava, and other apps

.gpx files up to 10MB

Export Track Data

Download your race performance as a GPX or TCX file to import into Strava, Garmin Connect, or other fitness apps.

Questions or issues regarding timing data?

If you notice any discrepancies in your timing data or have questions about your results, our support team can help.

Contact Race Support
Share Feedback

Public Race Data

Boston Athletic Association

Boston Athletic Association

Mika Timing

Mika Timing