Boston Marathon logo
BOSTON MARATHON 2023

Cameron Davis

Bib: 2240•M

NY

0:00
0:00
/ mi
Be the first to cheer!
Overall
#0 / 26622
Top 2%
Gender (Male)
#0 / 15176
Top 3%
Division (M18-39)
#0 / 5285
Top 7%
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
18:26
Rank: #588
Start → 5K
18:26 | 5:56/mi
10K· 6.21 mi
36:18
Rank: #456 (+132)
5K → 10K
17:52 | 5:45/mi
15K· 9.32 mi
54:02
Rank: #381 (+75)
10K → 15K
17:44 | 5:42/mi
20K· 12.43 mi
1:11:57
Rank: #349 (+32)
15K → 20K
17:55 | 5:46/mi
Half· 13.11 mi
1:15:51
Rank: #348 (+1)
20K → Half
3:54 | 5:43/mi
25K· 15.53 mi
1:30:03
Rank: #340 (+8)
Half → 25K
14:12 | 5:51/mi
30K· 18.64 mi
1:48:44
Rank: #339 (+1)
25K → 30K
18:41 | 6:01/mi
20M
1:57:05
Rank: #345 (-6)
30K → 20M
8:21 | 6:09/mi
21M
2:03:23
Rank: #339 (+6)
20M → 21M
6:18 | 6:18/mi
35K· 21.75 mi
2:07:54
Rank: #341 (-2)
21M → 35K
4:31 | 6:02/mi
23M
2:16:05
Rank: #374 (-33)
35K → 23M
8:11 | 6:32/mi
24M
2:22:45
Rank: #417 (-43)
23M → 24M
6:40 | 6:40/mi
40K· 24.85 mi
2:28:21
Rank: #428 (-11)
24M → 40K
5:36 | 6:33/mi
25.2M
2:30:44
Rank: #430 (-2)
40K → 25.2M
2:23 | 6:55/mi
Finish· 26.22 mi
2:36:51
Rank: #426 (+4)
25.2M → Finish
6:07 | 6:00/mi

Course Map & Elevation

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
Time1:15:51
Pace5:47 /mi
2nd Half
Distance13.11 mi
Time1:21:00
Pace6:11 /mi
📊Positive Split: 6.8% slower second half

Checkpoint Splits

CheckpointDistanceTime of DayTimeAvg PaceSegment TimeSegment PaceDiff
5K
3.11 mi10:19:0718:265:5618:26
5:56
-
10K
6.21 mi10:36:5936:185:5117:52
5:45
-0:11
15K
9.32 mi10:54:4354:025:4817:44
5:42
-0:03
20K
12.43 mi11:12:381:11:575:4717:55
5:46
+0:04
Half
13.11 mi11:16:321:15:515:473:54
5:43
-0:03
25K
15.53 mi11:30:441:30:035:4814:12
5:51
+0:08
30K
18.64 mi11:49:251:48:445:5018:41
6:01
+0:10
20M
20.00 mi11:57:461:57:055:518:21
6:09
+0:08
21M
21.00 mi12:04:042:03:235:536:18
6:18
+0:09
35K
21.75 mi12:08:352:07:545:534:31
6:02
-0:16
23M
23.00 mi12:16:462:16:055:558:11
6:32
+0:30
24M
24.00 mi12:23:262:22:455:576:40
6:40
+0:08
40K
24.85 mi12:29:022:28:215:585:36
6:33
-0:07
25.2M
25.20 mi12:31:252:30:445:592:23
6:55
+0:22
Finish
26.22 mi12:37:322:36:515:596:07
6:00
-0:55

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

5:42 /mi

Average Pace

5:59 /mi

Slowest Pace

6:55 /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

57:25

37% of race

Time at Steady Pace

1:10:18

45% of race

Time at Slower Pace

29:08

19% of race

Average Pace: 5:59 /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 mi10:19:0718:265:5618:26
5:56
#588
10K
6.21 mi10:36:5936:185:5117:52
5:45
#456
15K
9.32 mi10:54:4354:025:4817:44
5:42
#381
20K
12.43 mi11:12:381:11:575:4717:55
5:46
#349
Half
13.11 mi11:16:321:15:515:473:54
5:43
#348
25K
15.53 mi11:30:441:30:035:4814:12
5:51
#340
30K
18.64 mi11:49:251:48:445:5018:41
6:01
#339
20M
20.00 mi11:57:461:57:055:518:21
6:09
#345
21M
21.00 mi12:04:042:03:235:536:18
6:18
#339
35K
21.75 mi12:08:352:07:545:534:31
6:02
#341
23M
23.00 mi12:16:462:16:055:558:11
6:32
#374
24M
24.00 mi12:23:262:22:455:576:40
6:40
#417
40K
24.85 mi12:29:022:28:215:585:36
6:33
#428
25.2M
25.20 mi12:31:252:30:445:592:23
6:55
#430
Finish
26.22 mi12:37:322:36:515:596:07
6:00
#426
Faster pace
Steady pace
Slower pace

Checkpoint and Segment Rankings

CheckpointDistanceSeg. DistOverallMalesM18-39Seg. OverallSeg. MalesSeg. M18-39
5K3.11 mi3.11 mi588545545258(Top 1.0%)229(Top 2%)229(Top 4%)
10K6.21 mi3.10 mi456+132421+124421+124380(Top 1%)345(Top 2%)345(Top 7%)
15K9.32 mi3.11 mi381+75346+75346+75258(Top 1.0%)229(Top 2%)229(Top 4%)
20K12.43 mi3.11 mi349+32316+30316+30255(Top 1.0%)228(Top 2%)228(Top 4%)
Half13.11 mi0.68 mi348+1316316302(Top 1%)278(Top 2%)278(Top 5%)
25K15.53 mi2.42 mi340+8308+8308+8342(Top 1%)314(Top 2%)314(Top 6%)
30K18.64 mi3.11 mi339+1307+1307+1385(Top 1%)354(Top 2%)354(Top 7%)
20M20.00 mi1.36 mi345-6313-6313-6554(Top 2%)520(Top 3%)520(Top 10%)
21M21.00 mi1.00 mi339+6307+6307+6349(Top 1%)322(Top 2%)322(Top 6%)
35K21.75 mi0.75 mi341-2310-3310-3747(Top 3%)706(Top 5%)706(Top 13%)
23M23.00 mi1.25 mi374-33341-31341-311536(Top 6%)1458(Top 10%)1458(Top 28%)
24M24.00 mi1.00 mi417-43383-42383-422880(Top 11%)2672(Top 18%)2672(Top 51%)
40K24.85 mi0.85 mi428-11393-10393-101697(Top 6%)1595(Top 11%)1595(Top 30%)
25.2M25.20 mi0.35 mi430-2395-2395-21407(Top 5%)1324(Top 9%)1324(Top 25%)
Finish26.22 mi1.02 mi426+4391+4391+4722(Top 3%)690(Top 5%)690(Top 13%)

Segment Performance Analysis

10K→15K

0.0 - 3.1 mi

Top 1.0%
×21stories
+97ft-345ft

Overall

258

Males

229

M18-39

229

5K→10K

3.1 - 6.2 mi

Top 1%
×5stories
+79ft-138ft

Overall

380

Males

345

M18-39

345

10K→15K

6.2 - 9.3 mi

Top 1.0%
×3stories
+67ft-78ft

Overall

258

Males

229

M18-39

229

15K→20K

9.3 - 12.4 mi

Top 1.0%
×5stories
+106ft-86ft

Overall

255

Males

228

M18-39

228

20K→Half

12.4 - 13.1 mi

Top 1%
×2stories
+19ft-37ft

Overall

302

Males

278

M18-39

278

Half→25K

13.1 - 15.5 mi

Top 1%
×4stories
+66ft-88ft

Overall

342

Males

314

M18-39

314

25K→30K

15.5 - 18.6 mi

Top 1%
×9stories
+181ft-148ft

Overall

385

Males

354

M18-39

354

30K→20M

18.6 - 20.0 mi

Top 2%
×5stories
+64ft-50ft

Overall

554

Males

520

M18-39

520

20M→21M

20.0 - 21.0 mi

Top 1%
×8stories
+106ft-24ft

Overall

349

Males

322

M18-39

322

21M→35K

21.0 - 21.8 mi

Top 3%
×7stories
+17ft-86ft

Overall

747

Males

706

M18-39

706

35K→23M

21.8 - 23.0 mi

Top 6%
×5stories
+23ft-63ft

Overall

1536

Males

1458

M18-39

1458

23M→24M

23.0 - 24.0 mi

Top 11%
×6stories
+12ft-82ft

Overall

2880

Males

2672

M18-39

2672

24M→40K

24.0 - 24.9 mi

Top 6%
×1story
+6ft-20ft

Overall

1697

Males

1595

M18-39

1595

40K→25.2M

24.9 - 25.2 mi

Top 5%
×1story
+13ft-16ft

Overall

1407

Males

1324

M18-39

1324

25.2M→Finish

25.2 - 26.2 mi

Top 3%
×2stories
+22ft-21ft

Overall

722

Males

690

M18-39

690

Passing Analysis

Category:
Athletes Passed
312
Passed By
150
Net Change
+162
SegmentAthletes PassedPassed ByNet ChangeStart RankEnd Rank
Start → 5K----#588
5K → 10K1342+132#588#456
10K → 15K750+75#456#381
15K → 20K320+32#381#349
20K → Half32+1#349#348
Half → 25K146+8#348#340
25K → 30K1312+1#340#339
30K → 20M410-6#339#345
20M → 21M93+6#345#339
21M → 35K68-2#339#341
35K → 23M336-33#341#374
23M → 24M043-43#374#417
24M → 40K516-11#417#428
40K → 25.2M35-2#428#430
25.2M → Finish117+4#430#426
TOTALS312150+162
📊

Passing Visuals

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