Boston Marathon logo
BOSTON MARATHON 2024

James Macky

Bib: 13863•M

0:00
0:00
/ mi
Masters
Be the first to cheer!
Overall
#0 / 25550
Gender (Male)
#0 / 14578
Masters (Masters Men)
#0 / 9729
Division (M50-54)
#0 / 1935
Race Day Weather
55°/45°F
scattered clouds

⏱️ Race Timeline

Start
0:00:00
Race begins
5K· 3.11 mi
23:28
Rank: #11198
Start → 5K
23:28 | 7:33/mi
10K· 6.21 mi
46:15
Rank: #9968 (+1230)
5K → 10K
22:47 | 7:20/mi
15K· 9.32 mi
1:09:18
Rank: #9620 (+348)
10K → 15K
23:03 | 7:25/mi
20K· 12.43 mi
1:33:03
Rank: #9538 (+82)
15K → 20K
23:45 | 7:39/mi
Half· 13.11 mi
1:38:15
Rank: #9551 (-13)
20K → Half
5:12 | 7:37/mi
25K· 15.53 mi
1:57:35
Rank: #9586 (-35)
Half → 25K
19:20 | 7:58/mi
30K· 18.64 mi
2:23:44
Rank: #9607 (-21)
25K → 30K
26:09 | 8:25/mi
20M
2:36:04
Rank: #9811 (-204)
30K → 20M
12:20 | 9:05/mi
21M
2:49:21
Rank: #11065 (-1254)
20M → 21M
13:17 | 13:17/mi
35K· 21.75 mi
2:57:14
Rank: #11506 (-441)
21M → 35K
7:53 | 10:32/mi
23M
3:10:19
Rank: #11954 (-448)
35K → 23M
13:05 | 10:27/mi
24M
3:21:24
Rank: #12441 (-487)
23M → 24M
11:05 | 11:05/mi
40K· 24.85 mi
3:34:36
Rank: #13718 (-1277)
24M → 40K
13:12 | 15:26/mi
25.2M
3:38:23
Rank: #13731 (-13)
40K → 25.2M
3:47 | 10:58/mi
Finish· 26.22 mi
3:47:28
Rank: #13706 (+25)
25.2M → Finish
9:05 | 8:55/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
Time1:38:15
Pace7:30 /mi
2nd Half
Distance13.11 mi
Time2:09:13
Pace9:51 /mi
📊Positive Split: 31.5% slower second half

Checkpoint Splits

CheckpointDistanceTime of DayTimeAvg PaceSegment TimeSegment PaceDiff
5K
3.11 mi10:53:0223:287:3323:28
7:33
-
10K
6.21 mi11:15:4946:157:2722:47
7:20
-0:13
15K
9.32 mi11:38:521:09:187:2623:03
7:25
+0:05
20K
12.43 mi12:02:371:33:037:2923:45
7:39
+0:14
Half
13.11 mi12:07:491:38:157:305:12
7:37
-0:02
25K
15.53 mi12:27:091:57:357:3419:20
7:58
+0:21
30K
18.64 mi12:53:182:23:447:4326:09
8:25
+0:27
20M
20.00 mi13:05:382:36:047:4812:20
9:05
+0:40
21M
21.00 mi13:18:552:49:218:0413:17
13:17
+4:12
35K
21.75 mi13:26:482:57:148:097:53
10:32
-2:45
23M
23.00 mi13:39:533:10:198:1613:05
10:27
-0:05
24M
24.00 mi13:50:583:21:248:2411:05
11:05
+0:38
40K
24.85 mi14:04:103:34:368:3813:12
15:26
+4:21
25.2M
25.20 mi14:07:573:38:238:403:47
10:58
-4:28
Finish
26.22 mi14:17:023:47:288:419:05
8:55
-2:03

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

7:20 /mi

Average Pace

8:41 /mi

Slowest Pace

15:26 /mi

Loading chart...
Fastest
Middle
Slowest
Average

📊Segments

Segment Time Comparison

Time at Faster Pace

1:38:15

43% of race

Time at Steady Pace

1:06:54

29% of race

Time at Slower Pace

1:02:19

27% of race

Average Pace: 8:41 /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 mi10:53:0223:287:3323:28
7:33
#11198
10K
6.21 mi11:15:4946:157:2722:47
7:20
#9968
15K
9.32 mi11:38:521:09:187:2623:03
7:25
#9620
20K
12.43 mi12:02:371:33:037:2923:45
7:39
#9538
Half
13.11 mi12:07:491:38:157:305:12
7:37
#9551
25K
15.53 mi12:27:091:57:357:3419:20
7:58
#9586
30K
18.64 mi12:53:182:23:447:4326:09
8:25
#9607
20M
20.00 mi13:05:382:36:047:4812:20
9:05
#9811
21M
21.00 mi13:18:552:49:218:0413:17
13:17
#11065
35K
21.75 mi13:26:482:57:148:097:53
10:32
#11506
23M
23.00 mi13:39:533:10:198:1613:05
10:27
#11954
24M
24.00 mi13:50:583:21:248:2411:05
11:05
#12441
40K
24.85 mi14:04:103:34:368:3813:12
15:26
#13718
25.2M
25.20 mi14:07:573:38:238:403:47
10:58
#13731
Finish
26.22 mi14:17:023:47:288:419:05
8:55
#13706
Faster pace
Steady pace
Slower pace

Checkpoint and Segment Rankings

CheckpointDistanceSeg. DistOverallMalesM50-54Seg. OverallSeg. MalesSeg. M50-54
5K3.11 mi3.11 mi11198850485049030(Top 35%)7306(Top 50%)7306(Top 378%)
10K6.21 mi3.10 mi9968+12307917+5877917+5878927(Top 35%)7307(Top 50%)7307(Top 378%)
15K9.32 mi3.11 mi9620+3487682+2357682+2359030(Top 35%)7306(Top 50%)7306(Top 378%)
20K12.43 mi3.11 mi9538+827603+797603+799369(Top 37%)7352(Top 50%)7352(Top 380%)
Half13.11 mi0.68 mi9551-137602+17602+110003(Top 39%)7700(Top 53%)7700(Top 398%)
25K15.53 mi2.42 mi9586-357562+407562+4010029(Top 39%)7515(Top 52%)7515(Top 388%)
30K18.64 mi3.11 mi9607-217474+887474+8810216(Top 40%)7393(Top 51%)7393(Top 382%)
20M20.00 mi1.36 mi9811-2047509-357509-3512502(Top 49%)8188(Top 56%)8188(Top 423%)
21M21.00 mi1.00 mi11065-12548078-5698078-56921204(Top 83%)12256(Top 84%)12256(Top 633%)
35K21.75 mi0.75 mi11506-4418247-1698247-16918654(Top 73%)10953(Top 75%)10953(Top 566%)
23M23.00 mi1.25 mi11954-4488381-1348381-13416896(Top 66%)9994(Top 69%)9994(Top 516%)
24M24.00 mi1.00 mi12441-4878554-1738554-17319427(Top 76%)11215(Top 77%)11215(Top 580%)
40K24.85 mi0.85 mi13718-12779071-5179071-51724769(Top 97%)14040(Top 96%)14040(Top 726%)
25.2M25.20 mi0.35 mi13731-139058+139058+1314361(Top 56%)8598(Top 59%)8598(Top 444%)
Finish26.22 mi1.02 mi13706+259020+389020+3813767(Top 54%)8375(Top 57%)8375(Top 433%)

Segment Performance Analysis

10K→15K

0.0 - 3.1 mi

Top 35%
×21stories
+97ft-345ft

Overall

9030

Males

7306

M50-54

7306

5K→10K

3.1 - 6.2 mi

Top 35%
×5stories
+79ft-138ft

Overall

8927

Males

7307

M50-54

7307

10K→15K

6.2 - 9.3 mi

Top 35%
×3stories
+67ft-78ft

Overall

9030

Males

7306

M50-54

7306

15K→20K

9.3 - 12.4 mi

Top 37%
×5stories
+106ft-86ft

Overall

9369

Males

7352

M50-54

7352

20K→Half

12.4 - 13.1 mi

Top 39%
×2stories
+19ft-37ft

Overall

10003

Males

7700

M50-54

7700

Half→25K

13.1 - 15.5 mi

Top 39%
×4stories
+66ft-88ft

Overall

10029

Males

7515

M50-54

7515

25K→30K

15.5 - 18.6 mi

Top 40%
×9stories
+181ft-148ft

Overall

10216

Males

7393

M50-54

7393

30K→20M

18.6 - 20.0 mi

Top 49%
×5stories
+64ft-50ft

Overall

12502

Males

8188

M50-54

8188

20M→21M

20.0 - 21.0 mi

Top 83%
×8stories
+106ft-24ft

Overall

21204

Males

12256

M50-54

12256

21M→35K

21.0 - 21.8 mi

Top 73%
×7stories
+17ft-86ft

Overall

18654

Males

10953

M50-54

10953

35K→23M

21.8 - 23.0 mi

Top 66%
×5stories
+23ft-63ft

Overall

16896

Males

9994

M50-54

9994

23M→24M

23.0 - 24.0 mi

Top 76%
×6stories
+12ft-82ft

Overall

19427

Males

11215

M50-54

11215

24M→40K

24.0 - 24.9 mi

Top 97%
×1story
+6ft-20ft

Overall

24769

Males

14040

M50-54

14040

40K→25.2M

24.9 - 25.2 mi

Top 56%
×1story
+13ft-16ft

Overall

14361

Males

8598

M50-54

8598

25.2M→Finish

25.2 - 26.2 mi

Top 54%
×2stories
+22ft-21ft

Overall

13767

Males

8375

M50-54

8375

Passing Analysis

Category:
Athletes Passed
2754*
Passed By
5257
Net Change
-2508
SegmentAthletes PassedPassed ByNet ChangeStart RankEnd Rank
Start → 5K----#11198
5K → 10K1247*17+1230#11198#9968
10K → 15K40759+348#9968#9620
15K → 20K260178+82#9620#9538
20K → Half3144-13#9538#9551
Half → 25K204238-35#9551#9586
25K → 30K248268-21#9586#9607
30K → 20M102305-204#9607#9811
20M → 21M71259-1254#9811#11065
21M → 35K22463-441#11065#11506
35K → 23M61509-448#11506#11954
23M → 24M24511-487#11954#12441
24M → 40K71284-1277#12441#13718
40K → 25.2M4255-13#13718#13731
25.2M → Finish9267+25#13731#13706
TOTALS2754*5257-2508

* Includes athletes who did not complete a segment (DNF/DNQ).

📊

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