Boston Marathon logo
BOSTON MARATHON 2023

James Mccabe

Bib: 4022•M

TX

0:00
0:00
/ mi
Be the first to cheer!
Overall
#0 / 26622
Top 13%
Gender (Male)
#0 / 15176
Top 22%
Division (M18-39)
#0 / 5285
Top 45%
Race Day Weather
49°/39°F
light intensity drizzle

⏱️ Race Timeline

Start
0:00:00
Race begins
5K· 3.11 mi
20:59
Rank: #4168
Start → 5K
20:59 | 6:45/mi
10K· 6.21 mi
41:57
Rank: #4488 (-320)
5K → 10K
20:58 | 6:45/mi
15K· 9.32 mi
1:02:49
Rank: #4399 (+89)
10K → 15K
20:52 | 6:43/mi
20K· 12.43 mi
1:23:37
Rank: #4149 (+250)
15K → 20K
20:48 | 6:42/mi
Half· 13.11 mi
1:28:08
Rank: #4107 (+42)
20K → Half
4:31 | 6:37/mi
25K· 15.53 mi
1:44:23
Rank: #3960 (+147)
Half → 25K
16:15 | 6:42/mi
30K· 18.64 mi
2:05:37
Rank: #3764 (+196)
25K → 30K
21:14 | 6:50/mi
20M
2:15:01
Rank: #3704 (+60)
30K → 20M
9:24 | 6:55/mi
21M
2:22:11
Rank: #3614 (+90)
20M → 21M
7:10 | 7:10/mi
35K· 21.75 mi
2:27:13
Rank: #3614
21M → 35K
5:02 | 6:44/mi
23M
2:36:00
Rank: #3587 (+27)
35K → 23M
8:47 | 7:01/mi
24M
2:42:46
Rank: #3565 (+22)
23M → 24M
6:46 | 6:46/mi
40K· 24.85 mi
2:48:40
Rank: #3526 (+39)
24M → 40K
5:54 | 6:54/mi
25.2M
2:51:13
Rank: #3518 (+8)
40K → 25.2M
2:33 | 7:24/mi
Finish· 26.22 mi
2:58:03
Rank: #3508 (+10)
25.2M → Finish
6:50 | 6:42/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
Time1:28:08
Pace6:43 /mi
2nd Half
Distance13.11 mi
Time1:29:55
Pace6:52 /mi
📊Positive Split: 2.0% slower second half

Checkpoint Splits

CheckpointDistanceTime of DayTimeAvg PaceSegment TimeSegment PaceDiff
5K
3.11 mi10:22:5420:596:4520:59
6:45
-
10K
6.21 mi10:43:5241:576:4520:58
6:45
0:00
15K
9.32 mi11:04:441:02:496:4420:52
6:43
-0:02
20K
12.43 mi11:25:321:23:376:4420:48
6:42
-0:01
Half
13.11 mi11:30:031:28:086:434:31
6:37
-0:05
25K
15.53 mi11:46:181:44:236:4316:15
6:42
+0:05
30K
18.64 mi12:07:322:05:376:4421:14
6:50
+0:08
20M
20.00 mi12:16:562:15:016:459:24
6:55
+0:05
21M
21.00 mi12:24:062:22:116:467:10
7:10
+0:15
35K
21.75 mi12:29:082:27:136:465:02
6:44
-0:26
23M
23.00 mi12:37:552:36:006:478:47
7:01
+0:17
24M
24.00 mi12:44:412:42:466:476:46
6:46
-0:15
40K
24.85 mi12:50:352:48:406:475:54
6:54
+0:08
25.2M
25.20 mi12:53:082:51:136:482:33
7:24
+0:30
Finish
26.22 mi12:59:582:58:036:486:50
6:42
-0:42

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

6:37 /mi

Average Pace

6:48 /mi

Slowest Pace

7:24 /mi

Loading chart...
Fastest
Middle
Slowest
Average

📊Segments

Segment Time Comparison

Time at Faster Pace

2:55:30

99% of race

Time at Steady Pace

2:33

1% of race

Time at Slower Pace

0:00

0% of race

Average Pace: 6:47 /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 mi10:22:5420:596:4520:59
6:45
#4168
10K
6.21 mi10:43:5241:576:4520:58
6:45
#4488
15K
9.32 mi11:04:441:02:496:4420:52
6:43
#4399
20K
12.43 mi11:25:321:23:376:4420:48
6:42
#4149
Half
13.11 mi11:30:031:28:086:434:31
6:37
#4107
25K
15.53 mi11:46:181:44:236:4316:15
6:42
#3960
30K
18.64 mi12:07:322:05:376:4421:14
6:50
#3764
20M
20.00 mi12:16:562:15:016:459:24
6:55
#3704
21M
21.00 mi12:24:062:22:116:467:10
7:10
#3614
35K
21.75 mi12:29:082:27:136:465:02
6:44
#3614
23M
23.00 mi12:37:552:36:006:478:47
7:01
#3587
24M
24.00 mi12:44:412:42:466:476:46
6:46
#3565
40K
24.85 mi12:50:352:48:406:475:54
6:54
#3526
25.2M
25.20 mi12:53:082:51:136:482:33
7:24
#3518
Finish
26.22 mi12:59:582:58:036:486:50
6:42
#3508
Faster pace
Steady pace
Slower pace

Checkpoint and Segment Rankings

CheckpointDistanceSeg. DistOverallMalesM18-39Seg. OverallSeg. MalesSeg. M18-39
5K3.11 mi3.11 mi4168390439044270(Top 16%)4000(Top 26%)4000(Top 76%)
10K6.21 mi3.10 mi4488-3204195-2914195-2914791(Top 18%)4448(Top 29%)4448(Top 84%)
15K9.32 mi3.11 mi4399+894116+794116+794270(Top 16%)4000(Top 26%)4000(Top 76%)
20K12.43 mi3.11 mi4149+2503893+2233893+2233543(Top 13%)3352(Top 22%)3352(Top 63%)
Half13.11 mi0.68 mi4107+423852+413852+413585(Top 13%)3393(Top 22%)3393(Top 64%)
25K15.53 mi2.42 mi3960+1473728+1243728+1243374(Top 13%)3201(Top 21%)3201(Top 61%)
30K18.64 mi3.11 mi3764+1963552+1763552+1763223(Top 12%)3038(Top 20%)3038(Top 57%)
20M20.00 mi1.36 mi3704+603497+553497+553519(Top 13%)3284(Top 22%)3284(Top 62%)
21M21.00 mi1.00 mi3614+903418+793418+792926(Top 11%)2743(Top 18%)2743(Top 52%)
35K21.75 mi0.75 mi36143414+43414+43699(Top 14%)3416(Top 23%)3416(Top 65%)
23M23.00 mi1.25 mi3587+273387+273387+273854(Top 14%)3551(Top 23%)3551(Top 67%)
24M24.00 mi1.00 mi3565+223368+193368+193467(Top 13%)3192(Top 21%)3192(Top 60%)
40K24.85 mi0.85 mi3526+393329+393329+393320(Top 12%)3036(Top 20%)3036(Top 57%)
25.2M25.20 mi0.35 mi3518+83320+93320+93378(Top 13%)3061(Top 20%)3061(Top 58%)
Finish26.22 mi1.02 mi3508+103303+173303+173542(Top 13%)3167(Top 21%)3167(Top 60%)

Segment Performance Analysis

10K→15K

0.0 - 3.1 mi

Top 16%
×21stories
+97ft-345ft

Overall

4270

Males

4000

M18-39

4000

5K→10K

3.1 - 6.2 mi

Top 18%
×5stories
+79ft-138ft

Overall

4791

Males

4448

M18-39

4448

10K→15K

6.2 - 9.3 mi

Top 16%
×3stories
+67ft-78ft

Overall

4270

Males

4000

M18-39

4000

15K→20K

9.3 - 12.4 mi

Top 13%
×5stories
+106ft-86ft

Overall

3543

Males

3352

M18-39

3352

20K→Half

12.4 - 13.1 mi

Top 13%
×2stories
+19ft-37ft

Overall

3585

Males

3393

M18-39

3393

Half→25K

13.1 - 15.5 mi

Top 13%
×4stories
+66ft-88ft

Overall

3374

Males

3201

M18-39

3201

25K→30K

15.5 - 18.6 mi

Top 12%
×9stories
+181ft-148ft

Overall

3223

Males

3038

M18-39

3038

30K→20M

18.6 - 20.0 mi

Top 13%
×5stories
+64ft-50ft

Overall

3519

Males

3284

M18-39

3284

20M→21M

20.0 - 21.0 mi

Top 11%
×8stories
+106ft-24ft

Overall

2926

Males

2743

M18-39

2743

21M→35K

21.0 - 21.8 mi

Top 14%
×7stories
+17ft-86ft

Overall

3699

Males

3416

M18-39

3416

35K→23M

21.8 - 23.0 mi

Top 14%
×5stories
+23ft-63ft

Overall

3854

Males

3551

M18-39

3551

23M→24M

23.0 - 24.0 mi

Top 13%
×6stories
+12ft-82ft

Overall

3467

Males

3192

M18-39

3192

24M→40K

24.0 - 24.9 mi

Top 12%
×1story
+6ft-20ft

Overall

3320

Males

3036

M18-39

3036

40K→25.2M

24.9 - 25.2 mi

Top 13%
×1story
+13ft-16ft

Overall

3378

Males

3061

M18-39

3061

25.2M→Finish

25.2 - 26.2 mi

Top 13%
×2stories
+22ft-21ft

Overall

3542

Males

3167

M18-39

3167

Passing Analysis

Category:
Athletes Passed
1459
Passed By
799
Net Change
+660
SegmentAthletes PassedPassed ByNet ChangeStart RankEnd Rank
Start → 5K----#4168
5K → 10K106426-320#4168#4488
10K → 15K17081+89#4488#4399
15K → 20K2588+250#4399#4149
20K → Half486+42#4149#4107
Half → 25K16518+147#4107#3960
25K → 30K22832+196#3960#3764
30K → 20M8525+60#3764#3704
20M → 21M10212+90#3704#3614
21M → 35K35350#3614#3614
35K → 23M7649+27#3614#3587
23M → 24M5129+22#3587#3565
24M → 40K5920+39#3565#3526
40K → 25.2M2113+8#3526#3518
25.2M → Finish5545+10#3518#3508
TOTALS1459799+660
📊

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