Boston Marathon logo
BOSTON MARATHON 2024

Jason Clarke

Bib: 9826•M

PA

0:00
0:00
/ mi
Masters
Be the first to cheer!
Overall
#0 / 25550
Top 39%
Gender (Male)
#0 / 14578
Masters (Masters Men)
#0 / 9729
Top 41%
Division (M45-49)
#0 / 2218
Race Day Weather
55°/45°F
scattered clouds

⏱️ Race Timeline

Start
0:00:00
Race begins
5K· 3.11 mi
22:27
Rank: #8606
Start → 5K
7:14/mi
22:27 split
10K· 6.21 mi
45:07
Rank: #8594 (+12)
5K → 10K
7:18/mi
22:40 split
15K· 9.32 mi
1:07:43
Rank: #8323 (+271)
10K → 15K
7:16/mi
22:36 split
20K· 12.43 mi
1:30:39
Rank: #8076 (+247)
15K → 20K
7:23/mi
22:56 split
Half· 13.11 mi
1:35:44
Rank: #8102 (-26)
20K → Half
7:27/mi
5:05 split
25K· 15.53 mi
1:54:35
Rank: #8147 (-45)
Half → 25K
7:46/mi
18:51 split
30K· 18.64 mi
2:20:54
Rank: #8541 (-394)
25K → 30K
8:28/mi
26:19 split
20M
2:32:57
Rank: #8750 (-209)
30K → 20M
8:52/mi
12:03 split
21M
2:43:04
Rank: #9001 (-251)
20M → 21M
10:07/mi
10:07 split
35K· 21.75 mi
2:49:29
Rank: #9040 (-39)
21M → 35K
8:35/mi
6:25 split
23M
3:02:40
Rank: #9719 (-679)
35K → 23M
10:32/mi
13:11 split
24M
3:11:12
Rank: #9683 (+36)
23M → 24M
8:32/mi
8:32 split
40K· 24.85 mi
3:18:56
Rank: #9738 (-55)
24M → 40K
9:03/mi
7:44 split
25.2M
3:22:28
Rank: #9781 (-43)
40K → 25.2M
10:15/mi
3:32 split
Finish· 26.22 mi
3:31:46
Rank: #9990 (-209)
25.2M → Finish
9:08/mi
9:18 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
Time1:35:44
Pace7:18 /mi
2nd Half
Distance13.11 mi
Time1:56:02
Pace8:51 /mi
📊Positive Split: 21.2% slower second half

Checkpoint Splits

CheckpointDistanceTime of DayTimeAvg PaceSegment TimeSegment PaceDiff
5K
3.11 mi10:48:1922:277:1422:27
7:14
-
10K
6.21 mi11:10:5945:077:1622:40
7:18
+0:04
15K
9.32 mi11:33:351:07:437:1622:36
7:16
-0:02
20K
12.43 mi11:56:311:30:397:1822:56
7:23
+0:07
Half
13.11 mi12:01:361:35:447:185:05
7:27
+0:04
25K
15.53 mi12:20:271:54:357:2318:51
7:46
+0:19
30K
18.64 mi12:46:462:20:547:3426:19
8:28
+0:42
20M
20.00 mi12:58:492:32:577:3912:03
8:52
+0:24
21M
21.00 mi13:08:562:43:047:4610:07
10:07
+1:15
35K
21.75 mi13:15:212:49:297:486:25
8:35
-1:32
23M
23.00 mi13:28:323:02:407:5713:11
10:32
+1:57
24M
24.00 mi13:37:043:11:127:588:32
8:32
-2:00
40K
24.85 mi13:44:483:18:568:007:44
9:03
+0:31
25.2M
25.20 mi13:48:203:22:288:023:32
10:15
+1:12
Finish
26.22 mi13:57:383:31:468:059:18
9:08
-1:07

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

7:14 /mi

Average Pace

8:05 /mi

Slowest Pace

10:32 /mi

Loading chart...
Fastest
Middle
Slowest
Average

📊Segments

Segment Time Comparison

Time at Faster Pace

1:54:35

54% of race

Time at Steady Pace

1:01:03

29% of race

Time at Slower Pace

36:08

17% of race

Average Pace: 8:05 /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 mi10:48:1922:277:1422:27
7:14
#8606
10K
6.21 mi11:10:5945:077:1622:40
7:18
#8594
15K
9.32 mi11:33:351:07:437:1622:36
7:16
#8323
20K
12.43 mi11:56:311:30:397:1822:56
7:23
#8076
Half
13.11 mi12:01:361:35:447:185:05
7:27
#8102
25K
15.53 mi12:20:271:54:357:2318:51
7:46
#8147
30K
18.64 mi12:46:462:20:547:3426:19
8:28
#8541
20M
20.00 mi12:58:492:32:577:3912:03
8:52
#8750
21M
21.00 mi13:08:562:43:047:4610:07
10:07
#9001
35K
21.75 mi13:15:212:49:297:486:25
8:35
#9040
23M
23.00 mi13:28:323:02:407:5713:11
10:32
#9719
24M
24.00 mi13:37:043:11:127:588:32
8:32
#9683
40K
24.85 mi13:44:483:18:568:007:44
9:03
#9738
25.2M
25.20 mi13:48:203:22:288:023:32
10:15
#9781
Finish
26.22 mi13:57:383:31:468:059:18
9:08
#9990
Faster pace
Steady pace
Slower pace

Checkpoint and Segment Rankings

CheckpointDistanceSeg. DistOverallMalesM45-49Seg. OverallSeg. MalesSeg. M45-49
5K3.11 mi3.11 mi8606716971697982(Top 31%)6712(Top 46%)6712(Top 303%)
10K6.21 mi3.10 mi8594+127126+437126+438639(Top 34%)7139(Top 49%)7139(Top 322%)
15K9.32 mi3.11 mi8323+2716955+1716955+1717982(Top 31%)6712(Top 46%)6712(Top 303%)
20K12.43 mi3.11 mi8076+2476787+1686787+1687500(Top 29%)6304(Top 43%)6304(Top 284%)
Half13.11 mi0.68 mi8102-266798-116798-118724(Top 34%)7032(Top 48%)7032(Top 317%)
25K15.53 mi2.42 mi8147-456775+236775+238766(Top 34%)6854(Top 47%)6854(Top 309%)
30K18.64 mi3.11 mi8541-3946915-1406915-14010496(Top 41%)7539(Top 52%)7539(Top 340%)
20M20.00 mi1.36 mi8750-2096966-516966-5111420(Top 45%)7678(Top 53%)7678(Top 346%)
21M21.00 mi1.00 mi9001-2517037-717037-7113418(Top 53%)8387(Top 58%)8387(Top 378%)
35K21.75 mi0.75 mi9040-397034+37034+311145(Top 44%)7281(Top 50%)7281(Top 328%)
23M23.00 mi1.25 mi9719-6797304-2707304-27017109(Top 67%)10108(Top 69%)10108(Top 456%)
24M24.00 mi1.00 mi9683+367241+637241+639635(Top 38%)6360(Top 44%)6360(Top 287%)
40K24.85 mi0.85 mi9738-557231+107231+1011041(Top 43%)6938(Top 48%)6938(Top 313%)
25.2M25.20 mi0.35 mi9781-437236-57236-511864(Top 46%)7302(Top 50%)7302(Top 329%)
Finish26.22 mi1.02 mi9990-2097294-587294-5814799(Top 58%)8895(Top 61%)8895(Top 401%)

Segment Performance Analysis

10K→15K

0.0 - 3.1 mi

Top 31%
×21stories
+97ft-345ft

Overall

7982

Males

6712

M45-49

6712

5K→10K

3.1 - 6.2 mi

Top 34%
×5stories
+79ft-138ft

Overall

8639

Males

7139

M45-49

7139

10K→15K

6.2 - 9.3 mi

Top 31%
×3stories
+67ft-78ft

Overall

7982

Males

6712

M45-49

6712

15K→20K

9.3 - 12.4 mi

Top 29%
×5stories
+106ft-86ft

Overall

7500

Males

6304

M45-49

6304

20K→Half

12.4 - 13.1 mi

Top 34%
×2stories
+19ft-37ft

Overall

8724

Males

7032

M45-49

7032

Half→25K

13.1 - 15.5 mi

Top 34%
×4stories
+66ft-88ft

Overall

8766

Males

6854

M45-49

6854

25K→30K

15.5 - 18.6 mi

Top 41%
×9stories
+181ft-148ft

Overall

10496

Males

7539

M45-49

7539

30K→20M

18.6 - 20.0 mi

Top 45%
×5stories
+64ft-50ft

Overall

11420

Males

7678

M45-49

7678

20M→21M

20.0 - 21.0 mi

Top 53%
×8stories
+106ft-24ft

Overall

13418

Males

8387

M45-49

8387

21M→35K

21.0 - 21.8 mi

Top 44%
×7stories
+17ft-86ft

Overall

11145

Males

7281

M45-49

7281

35K→23M

21.8 - 23.0 mi

Top 67%
×5stories
+23ft-63ft

Overall

17109

Males

10108

M45-49

10108

23M→24M

23.0 - 24.0 mi

Top 38%
×6stories
+12ft-82ft

Overall

9635

Males

6360

M45-49

6360

24M→40K

24.0 - 24.9 mi

Top 43%
×1story
+6ft-20ft

Overall

11041

Males

6938

M45-49

6938

40K→25.2M

24.9 - 25.2 mi

Top 46%
×1story
+13ft-16ft

Overall

11864

Males

7302

M45-49

7302

25.2M→Finish

25.2 - 26.2 mi

Top 58%
×2stories
+22ft-21ft

Overall

14799

Males

8895

M45-49

8895

Passing Analysis

Category:
Athletes Passed
1732*
Passed By
3114
Net Change
-1384
SegmentAthletes PassedPassed ByNet ChangeStart RankEnd Rank
Start → 5K----#8606
5K → 10K246234+12#8606#8594
10K → 15K33564+271#8594#8323
15K → 20K31467+247#8323#8076
20K → Half2854-26#8076#8102
Half → 25K182227-45#8102#8147
25K → 30K156550-394#8147#8541
30K → 20M79288-209#8541#8750
20M → 21M52303-251#8750#9001
21M → 35K6099-39#9001#9040
35K → 23M37715-679#9040#9719
23M → 24M113*77+36#9719#9683
24M → 40K63118-55#9683#9738
40K → 25.2M3275-43#9738#9781
25.2M → Finish35243-209#9781#9990
TOTALS1732*3114-1384

* 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