Boston Marathon logo
BOSTON MARATHON 2024

Justin Whitley

Bib: 2697•M

0:00
0:00
/ mi
Masters
Be the first to cheer!
Overall
#0 / 25550
Top 22%
Gender (Male)
#0 / 14578
Top 33%
Masters (Masters Men)
#0 / 9729
Top 21%
Division (M40-44)
#0 / 2009
Top 47%
Race Day Weather
55°/45°F
scattered clouds

⏱️ Race Timeline

Start
0:00:00
Race begins
5K· 3.11 mi
19:16
Rank: #1634
Start → 5K
19:16 | 6:12/mi
10K· 6.21 mi
38:28
Rank: #1504 (+130)
5K → 10K
19:12 | 6:11/mi
15K· 9.32 mi
59:00
Rank: #2017 (-513)
10K → 15K
20:32 | 6:37/mi
20K· 12.43 mi
1:23:11
Rank: #3905 (-1888)
15K → 20K
24:11 | 7:47/mi
Half· 13.11 mi
1:28:29
Rank: #4313 (-408)
20K → Half
5:18 | 7:46/mi
25K· 15.53 mi
1:47:51
Rank: #5362 (-1049)
Half → 25K
19:22 | 7:59/mi
30K· 18.64 mi
2:12:56
Rank: #5751 (-389)
25K → 30K
25:05 | 8:04/mi
20M
2:23:51
Rank: #5765 (-14)
30K → 20M
10:55 | 8:02/mi
21M
2:32:22
Rank: #5702 (+63)
20M → 21M
8:31 | 8:31/mi
35K· 21.75 mi
2:38:20
Rank: #5719 (-17)
21M → 35K
5:58 | 7:59/mi
23M
2:48:33
Rank: #5674 (+45)
35K → 23M
10:13 | 8:10/mi
24M
2:56:30
Rank: #5642 (+32)
23M → 24M
7:57 | 7:57/mi
40K· 24.85 mi
3:03:23
Rank: #5571 (+71)
24M → 40K
6:53 | 8:03/mi
25.2M
3:06:23
Rank: #5529 (+42)
40K → 25.2M
3:00 | 8:42/mi
Finish· 26.22 mi
3:14:23
Rank: #5558 (-29)
25.2M → Finish
8:00 | 7:51/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
Time1:28:29
Pace6:45 /mi
2nd Half
Distance13.11 mi
Time1:45:54
Pace8:05 /mi
📊Positive Split: 19.7% slower second half

Checkpoint Splits

CheckpointDistanceTime of DayTimeAvg PaceSegment TimeSegment PaceDiff
5K
3.11 mi10:22:1519:166:1219:16
6:12
-
10K
6.21 mi10:41:2738:286:1119:12
6:11
-0:01
15K
9.32 mi11:01:5959:006:2020:32
6:37
+0:26
20K
12.43 mi11:26:101:23:116:4224:11
7:47
+1:10
Half
13.11 mi11:31:281:28:296:455:18
7:46
-0:01
25K
15.53 mi11:50:501:47:516:5719:22
7:59
+0:13
30K
18.64 mi12:15:552:12:567:0825:05
8:04
+0:05
20M
20.00 mi12:26:502:23:517:1210:55
8:02
-0:02
21M
21.00 mi12:35:212:32:227:158:31
8:31
+0:29
35K
21.75 mi12:41:192:38:207:175:58
7:59
-0:32
23M
23.00 mi12:51:322:48:337:2010:13
8:10
+0:11
24M
24.00 mi12:59:292:56:307:217:57
7:57
-0:13
40K
24.85 mi13:06:223:03:237:236:53
8:03
+0:06
25.2M
25.20 mi13:09:223:06:237:243:00
8:42
+0:39
Finish
26.22 mi13:17:223:14:237:258:00
7:51
-0:51

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

6:11 /mi

Average Pace

7:25 /mi

Slowest Pace

8:42 /mi

Loading chart...
Fastest
Middle
Slowest
Average

📊Segments

Segment Time Comparison

Time at Faster Pace

59:00

30% of race

Time at Steady Pace

2:03:52

64% of race

Time at Slower Pace

11:31

6% of race

Average Pace: 7:25 /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 mi10:22:1519:166:1219:16
6:12
#1634
10K
6.21 mi10:41:2738:286:1119:12
6:11
#1504
15K
9.32 mi11:01:5959:006:2020:32
6:37
#2017
20K
12.43 mi11:26:101:23:116:4224:11
7:47
#3905
Half
13.11 mi11:31:281:28:296:455:18
7:46
#4313
25K
15.53 mi11:50:501:47:516:5719:22
7:59
#5362
30K
18.64 mi12:15:552:12:567:0825:05
8:04
#5751
20M
20.00 mi12:26:502:23:517:1210:55
8:02
#5765
21M
21.00 mi12:35:212:32:227:158:31
8:31
#5702
35K
21.75 mi12:41:192:38:207:175:58
7:59
#5719
23M
23.00 mi12:51:322:48:337:2010:13
8:10
#5674
24M
24.00 mi12:59:292:56:307:217:57
7:57
#5642
40K
24.85 mi13:06:223:03:237:236:53
8:03
#5571
25.2M
25.20 mi13:09:223:06:237:243:00
8:42
#5529
Finish
26.22 mi13:17:223:14:237:258:00
7:51
#5558
Faster pace
Steady pace
Slower pace

Checkpoint and Segment Rankings

CheckpointDistanceSeg. DistOverallMalesM40-44Seg. OverallSeg. MalesSeg. M40-44
5K3.11 mi3.11 mi1634157715773336(Top 13%)3171(Top 22%)3171(Top 158%)
10K6.21 mi3.10 mi1504+1301454+1231454+1231437(Top 6%)1392(Top 10%)1392(Top 69%)
15K9.32 mi3.11 mi2017-5131948-4941948-4943336(Top 13%)3171(Top 22%)3171(Top 158%)
20K12.43 mi3.11 mi3905-18883683-17353683-173510298(Top 40%)7785(Top 53%)7785(Top 388%)
Half13.11 mi0.68 mi4313-4084026-3434026-34311013(Top 43%)8158(Top 56%)8158(Top 406%)
25K15.53 mi2.42 mi5362-10494885-8594885-85910099(Top 40%)7538(Top 52%)7538(Top 375%)
30K18.64 mi3.11 mi5751-3895108-2235108-2238282(Top 32%)6372(Top 44%)6372(Top 317%)
20M20.00 mi1.36 mi5765-145091+175091+176937(Top 27%)5393(Top 37%)5393(Top 268%)
21M21.00 mi1.00 mi5702+635020+715020+716272(Top 25%)4839(Top 33%)4839(Top 241%)
35K21.75 mi0.75 mi5719-175011+95011+97595(Top 30%)5525(Top 38%)5525(Top 275%)
23M23.00 mi1.25 mi5674+454945+664945+666570(Top 26%)4840(Top 33%)4840(Top 241%)
24M24.00 mi1.00 mi5642+324893+524893+526326(Top 25%)4632(Top 32%)4632(Top 231%)
40K24.85 mi0.85 mi5571+714820+734820+736024(Top 24%)4345(Top 30%)4345(Top 216%)
25.2M25.20 mi0.35 mi5529+424769+514769+515229(Top 20%)3850(Top 26%)3850(Top 192%)
Finish26.22 mi1.02 mi5558-294761+84761+87609(Top 30%)5198(Top 36%)5198(Top 259%)

Segment Performance Analysis

10K→15K

0.0 - 3.1 mi

Top 13%
×21stories
+97ft-345ft

Overall

3336

Males

3171

M40-44

3171

5K→10K

3.1 - 6.2 mi

Top 6%
×5stories
+79ft-138ft

Overall

1437

Males

1392

M40-44

1392

10K→15K

6.2 - 9.3 mi

Top 13%
×3stories
+67ft-78ft

Overall

3336

Males

3171

M40-44

3171

15K→20K

9.3 - 12.4 mi

Top 40%
×5stories
+106ft-86ft

Overall

10298

Males

7785

M40-44

7785

20K→Half

12.4 - 13.1 mi

Top 43%
×2stories
+19ft-37ft

Overall

11013

Males

8158

M40-44

8158

Half→25K

13.1 - 15.5 mi

Top 40%
×4stories
+66ft-88ft

Overall

10099

Males

7538

M40-44

7538

25K→30K

15.5 - 18.6 mi

Top 32%
×9stories
+181ft-148ft

Overall

8282

Males

6372

M40-44

6372

30K→20M

18.6 - 20.0 mi

Top 27%
×5stories
+64ft-50ft

Overall

6937

Males

5393

M40-44

5393

20M→21M

20.0 - 21.0 mi

Top 25%
×8stories
+106ft-24ft

Overall

6272

Males

4839

M40-44

4839

21M→35K

21.0 - 21.8 mi

Top 30%
×7stories
+17ft-86ft

Overall

7595

Males

5525

M40-44

5525

35K→23M

21.8 - 23.0 mi

Top 26%
×5stories
+23ft-63ft

Overall

6570

Males

4840

M40-44

4840

23M→24M

23.0 - 24.0 mi

Top 25%
×6stories
+12ft-82ft

Overall

6326

Males

4632

M40-44

4632

24M→40K

24.0 - 24.9 mi

Top 24%
×1story
+6ft-20ft

Overall

6024

Males

4345

M40-44

4345

40K→25.2M

24.9 - 25.2 mi

Top 20%
×1story
+13ft-16ft

Overall

5229

Males

3850

M40-44

3850

25.2M→Finish

25.2 - 26.2 mi

Top 30%
×2stories
+22ft-21ft

Overall

7609

Males

5198

M40-44

5198

Passing Analysis

Category:
Athletes Passed
1052
Passed By
4976
Net Change
-3924
SegmentAthletes PassedPassed ByNet ChangeStart RankEnd Rank
Start → 5K----#1634
5K → 10K16939+130#1634#1504
10K → 15K7520-513#1504#2017
15K → 20K21890-1888#2017#3905
20K → Half1409-408#3905#4313
Half → 25K311080-1049#4313#5362
25K → 30K98487-389#5362#5751
30K → 20M97111-14#5751#5765
20M → 21M12764+63#5765#5702
21M → 35K6582-17#5702#5719
35K → 23M13085+45#5719#5674
23M → 24M10169+32#5674#5642
24M → 40K10433+71#5642#5571
40K → 25.2M6119+42#5571#5529
25.2M → Finish5988-29#5529#5558
TOTALS10524976-3924
📊

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