Boston Marathon logo
BOSTON MARATHON 2023

Connor Mccarron

Bib: 27158•M

MA

0:00
0:00
/ mi
Be the first to cheer!
Overall
#0 / 26622
Gender (Male)
#0 / 15176
Division (M18-39)
#0 / 5285
Race Day Weather
49°/39°F
light intensity drizzle

⏱️ Race Timeline

Start
0:00:00
Race begins
5K· 3.11 mi
26:16
Rank: #17235
Start → 5K
8:27/mi
26:16 split
10K· 6.21 mi
51:46
Rank: #16716 (+519)
5K → 10K
8:12/mi
25:30 split
15K· 9.32 mi
1:18:42
Rank: #17480 (-764)
10K → 15K
8:40/mi
26:56 split
20K· 12.43 mi
1:43:15
Rank: #16343 (+1137)
15K → 20K
7:54/mi
24:33 split
Half· 13.11 mi
1:48:41
Rank: #16209 (+134)
20K → Half
7:58/mi
5:26 split
25K· 15.53 mi
2:09:59
Rank: #16522 (-313)
Half → 25K
8:47/mi
21:18 split
30K· 18.64 mi
2:36:42
Rank: #16196 (+326)
25K → 30K
8:36/mi
26:43 split
20M
2:48:22
Rank: #16019 (+177)
30K → 20M
8:35/mi
11:40 split
21M
2:57:21
Rank: #15831 (+188)
20M → 21M
8:59/mi
8:59 split
35K· 21.75 mi
3:03:35
Rank: #15752 (+79)
21M → 35K
8:20/mi
6:14 split
23M
3:14:50
Rank: #15741 (+11)
35K → 23M
8:59/mi
11:15 split
24M
3:23:41
Rank: #15790 (-49)
23M → 24M
8:51/mi
8:51 split
40K· 24.85 mi
3:31:31
Rank: #15836 (-46)
24M → 40K
9:10/mi
7:50 split
25.2M
3:34:52
Rank: #15831 (+5)
40K → 25.2M
9:43/mi
3:21 split
Finish· 26.22 mi
3:43:40
Rank: #15843 (-12)
25.2M → Finish
8:38/mi
8:48 split

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
Time1:48:41
Pace8:17 /mi
2nd Half
Distance13.11 mi
Time1:54:59
Pace8:46 /mi
📊Positive Split: 5.8% slower second half

Checkpoint Splits

CheckpointDistanceTime of DayTimeAvg PaceSegment TimeSegment PaceDiff
5K
3.11 mi11:43:1926:168:2726:16
8:27
-
10K
6.21 mi12:08:4951:468:2025:30
8:12
-0:15
15K
9.32 mi12:35:451:18:428:2726:56
8:40
+0:28
20K
12.43 mi13:00:181:43:158:1824:33
7:54
-0:46
Half
13.11 mi13:05:441:48:418:175:26
7:58
+0:04
25K
15.53 mi13:27:022:09:598:2221:18
8:47
+0:49
30K
18.64 mi13:53:452:36:428:2426:43
8:36
-0:11
20M
20.00 mi14:05:252:48:228:2511:40
8:35
-0:01
21M
21.00 mi14:14:242:57:218:278:59
8:59
+0:24
35K
21.75 mi14:20:383:03:358:266:14
8:20
-0:39
23M
23.00 mi14:31:533:14:508:2811:15
8:59
+0:39
24M
24.00 mi14:40:443:23:418:298:51
8:51
-0:08
40K
24.85 mi14:48:343:31:318:317:50
9:10
+0:19
25.2M
25.20 mi14:51:553:34:528:323:21
9:43
+0:33
Finish
26.22 mi15:00:433:43:408:328:48
8:38
-1:05

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

7:54 /mi

Average Pace

8:32 /mi

Slowest Pace

9:43 /mi

Loading chart...
Fastest
Middle
Slowest
Average

📊Segments

Segment Time Comparison

Time at Faster Pace

1:01:43

28% of race

Time at Steady Pace

2:10:32

58% of race

Time at Slower Pace

31:25

14% of race

Average Pace: 8:32 /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 mi11:43:1926:168:2726:16
8:27
#17235
10K
6.21 mi12:08:4951:468:2025:30
8:12
#16716
15K
9.32 mi12:35:451:18:428:2726:56
8:40
#17480
20K
12.43 mi13:00:181:43:158:1824:33
7:54
#16343
Half
13.11 mi13:05:441:48:418:175:26
7:58
#16209
25K
15.53 mi13:27:022:09:598:2221:18
8:47
#16522
30K
18.64 mi13:53:452:36:428:2426:43
8:36
#16196
20M
20.00 mi14:05:252:48:228:2511:40
8:35
#16019
21M
21.00 mi14:14:242:57:218:278:59
8:59
#15831
35K
21.75 mi14:20:383:03:358:266:14
8:20
#15752
23M
23.00 mi14:31:533:14:508:2811:15
8:59
#15741
24M
24.00 mi14:40:443:23:418:298:51
8:51
#15790
40K
24.85 mi14:48:343:31:318:317:50
9:10
#15836
25.2M
25.20 mi14:51:553:34:528:323:21
9:43
#15831
Finish
26.22 mi15:00:433:43:408:328:48
8:38
#15843
Faster pace
Steady pace
Slower pace

Checkpoint and Segment Rankings

CheckpointDistanceSeg. DistOverallMalesM18-39Seg. OverallSeg. MalesSeg. M18-39
5K3.11 mi3.11 mi17235111251112518817(Top 71%)11803(Top 78%)11803(Top 223%)
10K6.21 mi3.10 mi16716+51910975+15010975+15016298(Top 61%)10823(Top 71%)10823(Top 205%)
15K9.32 mi3.11 mi17480-76411252-27711252-27718817(Top 71%)11803(Top 78%)11803(Top 223%)
20K12.43 mi3.11 mi16343+113710806+44610806+44612630(Top 47%)9278(Top 61%)9278(Top 176%)
Half13.11 mi0.68 mi16209+13410755+5110755+5114056(Top 53%)9939(Top 65%)9939(Top 188%)
25K15.53 mi2.42 mi16522-31310850-9510850-9517853(Top 67%)11336(Top 75%)11336(Top 214%)
30K18.64 mi3.11 mi16196+32610680+17010680+17014913(Top 56%)10021(Top 66%)10021(Top 190%)
20M20.00 mi1.36 mi16019+17710595+8510595+8514152(Top 53%)9634(Top 63%)9634(Top 182%)
21M21.00 mi1.00 mi15831+18810493+10210493+10213307(Top 50%)9188(Top 61%)9188(Top 174%)
35K21.75 mi0.75 mi15752+7910447+4610447+4614273(Top 54%)9551(Top 63%)9551(Top 181%)
23M23.00 mi1.25 mi15741+1110411+3610411+3615973(Top 60%)10231(Top 67%)10231(Top 194%)
24M24.00 mi1.00 mi15790-4910415-410415-416470(Top 62%)10385(Top 68%)10385(Top 196%)
40K24.85 mi0.85 mi15836-4610432-1710432-1716898(Top 63%)10534(Top 69%)10534(Top 199%)
25.2M25.20 mi0.35 mi15831+510425+710425+716121(Top 61%)10165(Top 67%)10165(Top 192%)
Finish26.22 mi1.02 mi15843-1210421+410421+416146(Top 61%)10228(Top 67%)10228(Top 194%)

Segment Performance Analysis

10K→15K

0.0 - 3.1 mi

Top 71%
×21story building
+97ft-345ft

Overall

18817

Males

11803

M18-39

11803

5K→10K

3.1 - 6.2 mi

Top 61%
×5story building
+79ft-138ft

Overall

16298

Males

10823

M18-39

10823

10K→15K

6.2 - 9.3 mi

Top 71%
×3story building
+67ft-78ft

Overall

18817

Males

11803

M18-39

11803

15K→20K

9.3 - 12.4 mi

Top 47%
×5story building
+106ft-86ft

Overall

12630

Males

9278

M18-39

9278

20K→Half

12.4 - 13.1 mi

Top 53%
×2story building
+19ft-37ft

Overall

14056

Males

9939

M18-39

9939

Half→25K

13.1 - 15.5 mi

Top 67%
×4story building
+66ft-88ft

Overall

17853

Males

11336

M18-39

11336

25K→30K

15.5 - 18.6 mi

Top 56%
×9story building
+181ft-148ft

Overall

14913

Males

10021

M18-39

10021

30K→20M

18.6 - 20.0 mi

Top 53%
×5story building
+64ft-50ft

Overall

14152

Males

9634

M18-39

9634

20M→21M

20.0 - 21.0 mi

Top 50%
×8story building
+106ft-24ft

Overall

13307

Males

9188

M18-39

9188

21M→35K

21.0 - 21.8 mi

Top 54%
×7story building
+17ft-86ft

Overall

14273

Males

9551

M18-39

9551

35K→23M

21.8 - 23.0 mi

Top 60%
×5story building
+23ft-63ft

Overall

15973

Males

10231

M18-39

10231

23M→24M

23.0 - 24.0 mi

Top 62%
×6story building
+12ft-82ft

Overall

16470

Males

10385

M18-39

10385

24M→40K

24.0 - 24.9 mi

Top 63%
×1story
+6ft-20ft

Overall

16898

Males

10534

M18-39

10534

40K→25.2M

24.9 - 25.2 mi

Top 61%
×1story
+13ft-16ft

Overall

16121

Males

10165

M18-39

10165

25.2M→Finish

25.2 - 26.2 mi

Top 61%
×2story building
+22ft-21ft

Overall

16146

Males

10228

M18-39

10228

Passing Analysis

Category:
Athletes Passed
3136
Passed By
1744
Net Change
+1392
SegmentAthletes PassedPassed ByNet ChangeStart RankEnd Rank
Start → 5K----#17235
5K → 10K650131+519#17235#16716
10K → 15K38802-764#16716#17480
15K → 20K11392+1137#17480#16343
20K → Half1373+134#16343#16209
Half → 25K60373-313#16209#16522
25K → 30K36943+326#16522#16196
30K → 20M18912+177#16196#16019
20M → 21M19810+188#16019#15831
21M → 35K9314+79#15831#15752
35K → 23M7867+11#15752#15741
23M → 24M61110-49#15741#15790
24M → 40K4793-46#15790#15836
40K → 25.2M2722+5#15836#15831
25.2M → Finish5062-12#15831#15843
TOTALS31361744+1392
📊

Passing Visuals

Category:
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