Boston Marathon logo
BOSTON MARATHON 2023

Yanick Tremblay

Bib: 2910•M

NB

0:00
0:00
/ mi
Masters
Be the first to cheer!
Overall
#0 / 26622
Top 17%
Gender (Male)
#0 / 15176
Top 28%
Masters (Masters Men)
#0 / 9891
Top 14%
Division (M50-54)
#0 / 2052
Top 9%
Race Day Weather
49°/39°F
light intensity drizzle

⏱️ Race Timeline

Start
0:00:00
Race begins
5K· 3.11 mi
21:57
Rank: #6641
Start → 5K
21:57 | 7:04/mi
10K· 6.21 mi
42:39
Rank: #5526 (+1115)
5K → 10K
20:42 | 6:40/mi
15K· 9.32 mi
1:03:24
Rank: #5017 (+509)
10K → 15K
20:45 | 6:41/mi
20K· 12.43 mi
1:24:48
Rank: #5061 (-44)
15K → 20K
21:24 | 6:53/mi
Half· 13.11 mi
1:29:23
Rank: #5029 (+32)
20K → Half
4:35 | 6:43/mi
25K· 15.53 mi
1:46:19
Rank: #5128 (-99)
Half → 25K
16:56 | 6:59/mi
30K· 18.64 mi
2:08:20
Rank: #5038 (+90)
25K → 30K
22:01 | 7:05/mi
20M
2:17:55
Rank: #4960 (+78)
30K → 20M
9:35 | 7:03/mi
21M
2:25:27
Rank: #4927 (+33)
20M → 21M
7:32 | 7:32/mi
35K· 21.75 mi
2:30:34
Rank: #4891 (+36)
21M → 35K
5:07 | 6:50/mi
23M
2:39:27
Rank: #4799 (+92)
35K → 23M
8:53 | 7:06/mi
24M
2:46:34
Rank: #4805 (-6)
23M → 24M
7:07 | 7:07/mi
40K· 24.85 mi
2:52:29
Rank: #4713 (+92)
24M → 40K
5:55 | 6:55/mi
25.2M
2:55:10
Rank: #4697 (+16)
40K → 25.2M
2:41 | 7:47/mi
Finish· 26.22 mi
3:01:53
Rank: #4597 (+100)
25.2M → Finish
6:43 | 6:35/mi

The Course

Is this your race?

Claim it — unlock a deeper AI report on this race, free

A personalized Race Performance Report that goes beyond this page — emailed to you, built from your real splits.

Half Splits

1st Half· via HalfFaster
Distance13.11 mi
Time1:29:23
Pace6:49 /mi
2nd Half
Distance13.11 mi
Time1:32:30
Pace7:03 /mi
📊Positive Split: 3.5% slower second half

Checkpoint Splits

CheckpointDistanceTime of DayTimeAvg PaceSegment TimeSegment PaceDiff
5K
3.11 mi10:22:5321:577:0421:57
7:04
-
10K
6.21 mi10:43:3542:396:5220:42
6:40
-0:24
15K
9.32 mi11:04:201:03:246:4820:45
6:41
+0:01
20K
12.43 mi11:25:441:24:486:4921:24
6:53
+0:12
Half
13.11 mi11:30:191:29:236:494:35
6:43
-0:10
25K
15.53 mi11:47:151:46:196:5116:56
6:59
+0:16
30K
18.64 mi12:09:162:08:206:5322:01
7:05
+0:06
20M
20.00 mi12:18:512:17:556:549:35
7:03
-0:02
21M
21.00 mi12:26:232:25:276:567:32
7:32
+0:29
35K
21.75 mi12:31:302:30:346:555:07
6:50
-0:42
23M
23.00 mi12:40:232:39:276:568:53
7:06
+0:16
24M
24.00 mi12:47:302:46:346:567:07
7:07
+0:01
40K
24.85 mi12:53:252:52:296:565:55
6:55
-0:12
25.2M
25.20 mi12:56:062:55:106:572:41
7:47
+0:52
Finish
26.22 mi13:02:493:01:536:576:43
6:35
-1:12

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

6:35 /mi

Average Pace

6:57 /mi

Slowest Pace

7:47 /mi

Loading chart...
Fastest
Middle
Slowest
Average

📊Segments

Segment Time Comparison

Time at Faster Pace

2:51:40

94% of race

Time at Steady Pace

7:32

4% of race

Time at Slower Pace

2:41

1% of race

Average Pace: 6:56 /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

Overall Pace Trend

CheckpointDistanceTime of DayTimeAvg PaceSegmentPaceTrendRank
5K
3.11 mi10:22:5321:577:0421:57
7:04
#6641
10K
6.21 mi10:43:3542:396:5220:42
6:40
#5526
15K
9.32 mi11:04:201:03:246:4820:45
6:41
#5017
20K
12.43 mi11:25:441:24:486:4921:24
6:53
#5061
Half
13.11 mi11:30:191:29:236:494:35
6:43
#5029
25K
15.53 mi11:47:151:46:196:5116:56
6:59
#5128
30K
18.64 mi12:09:162:08:206:5322:01
7:05
#5038
20M
20.00 mi12:18:512:17:556:549:35
7:03
#4960
21M
21.00 mi12:26:232:25:276:567:32
7:32
#4927
35K
21.75 mi12:31:302:30:346:555:07
6:50
#4891
23M
23.00 mi12:40:232:39:276:568:53
7:06
#4799
24M
24.00 mi12:47:302:46:346:567:07
7:07
#4805
40K
24.85 mi12:53:252:52:296:565:55
6:55
#4713
25.2M
25.20 mi12:56:062:55:106:572:41
7:47
#4697
Finish
26.22 mi13:02:493:01:536:576:43
6:35
#4597
Faster pace
Steady pace
Slower pace

Checkpoint and Segment Rankings

CheckpointDistanceSeg. DistOverallMalesM50-54Seg. OverallSeg. MalesSeg. M50-54
5K3.11 mi3.11 mi6641599259923935(Top 15%)3699(Top 24%)3699(Top 180%)
10K6.21 mi3.10 mi5526+11155097+8955097+8953989(Top 15%)3755(Top 25%)3755(Top 183%)
15K9.32 mi3.11 mi5017+5094659+4384659+4383935(Top 15%)3699(Top 24%)3699(Top 180%)
20K12.43 mi3.11 mi5061-444699-404699-405234(Top 20%)4835(Top 32%)4835(Top 236%)
Half13.11 mi0.68 mi5029+324672+274672+274531(Top 17%)4223(Top 28%)4223(Top 206%)
25K15.53 mi2.42 mi5128-994756-844756-845465(Top 21%)5030(Top 33%)5030(Top 245%)
30K18.64 mi3.11 mi5038+904673+834673+834851(Top 18%)4466(Top 29%)4466(Top 218%)
20M20.00 mi1.36 mi4960+784601+724601+724342(Top 16%)4002(Top 26%)4002(Top 195%)
21M21.00 mi1.00 mi4927+334570+314570+314737(Top 18%)4278(Top 28%)4278(Top 208%)
35K21.75 mi0.75 mi4891+364539+314539+314443(Top 17%)4061(Top 27%)4061(Top 198%)
23M23.00 mi1.25 mi4799+924455+844455+844281(Top 16%)3908(Top 26%)3908(Top 190%)
24M24.00 mi1.00 mi4805-64452+34452+35259(Top 20%)4604(Top 30%)4604(Top 224%)
40K24.85 mi0.85 mi4713+924371+814371+813443(Top 13%)3144(Top 21%)3144(Top 153%)
25.2M25.20 mi0.35 mi4697+164355+164355+165232(Top 20%)4412(Top 29%)4412(Top 215%)
Finish26.22 mi1.02 mi4597+1004266+894266+892955(Top 11%)2680(Top 18%)2680(Top 131%)

Segment Performance Analysis

10K→15K

0.0 - 3.1 mi

Top 15%
×21stories
+97ft-345ft

Overall

3935

Males

3699

M50-54

3699

5K→10K

3.1 - 6.2 mi

Top 15%
×5stories
+79ft-138ft

Overall

3989

Males

3755

M50-54

3755

10K→15K

6.2 - 9.3 mi

Top 15%
×3stories
+67ft-78ft

Overall

3935

Males

3699

M50-54

3699

15K→20K

9.3 - 12.4 mi

Top 20%
×5stories
+106ft-86ft

Overall

5234

Males

4835

M50-54

4835

20K→Half

12.4 - 13.1 mi

Top 17%
×2stories
+19ft-37ft

Overall

4531

Males

4223

M50-54

4223

Half→25K

13.1 - 15.5 mi

Top 21%
×4stories
+66ft-88ft

Overall

5465

Males

5030

M50-54

5030

25K→30K

15.5 - 18.6 mi

Top 18%
×9stories
+181ft-148ft

Overall

4851

Males

4466

M50-54

4466

30K→20M

18.6 - 20.0 mi

Top 16%
×5stories
+64ft-50ft

Overall

4342

Males

4002

M50-54

4002

20M→21M

20.0 - 21.0 mi

Top 18%
×8stories
+106ft-24ft

Overall

4737

Males

4278

M50-54

4278

21M→35K

21.0 - 21.8 mi

Top 17%
×7stories
+17ft-86ft

Overall

4443

Males

4061

M50-54

4061

35K→23M

21.8 - 23.0 mi

Top 16%
×5stories
+23ft-63ft

Overall

4281

Males

3908

M50-54

3908

23M→24M

23.0 - 24.0 mi

Top 20%
×6stories
+12ft-82ft

Overall

5259

Males

4604

M50-54

4604

24M→40K

24.0 - 24.9 mi

Top 13%
×1story
+6ft-20ft

Overall

3443

Males

3144

M50-54

3144

40K→25.2M

24.9 - 25.2 mi

Top 20%
×1story
+13ft-16ft

Overall

5232

Males

4412

M50-54

4412

25.2M→Finish

25.2 - 26.2 mi

Top 11%
×2stories
+22ft-21ft

Overall

2955

Males

2680

M50-54

2680

Passing Analysis

Category:
Athletes Passed
2657
Passed By
613
Net Change
+2044
SegmentAthletes PassedPassed ByNet ChangeStart RankEnd Rank
Start → 5K----#6641
5K → 10K11216+1115#6641#5526
10K → 15K5145+509#5526#5017
15K → 20K92136-44#5017#5061
20K → Half4614+32#5061#5029
Half → 25K80179-99#5029#5128
25K → 30K17585+90#5128#5038
30K → 20M10931+78#5038#4960
20M → 21M7239+33#4960#4927
21M → 35K5317+36#4927#4891
35K → 23M12028+92#4891#4799
23M → 24M4248-6#4799#4805
24M → 40K975+92#4805#4713
40K → 25.2M2711+16#4713#4697
25.2M → Finish1099+100#4697#4597
TOTALS2657613+2044
📊

Passing Visuals

Category:
Loading...

🔥Passing Intensity

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