Boston Marathon logo
BOSTON MARATHON 2024

John Parra

Bib: 16663•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
24:57
Rank: #14870
Start → 5K
8:02/mi
24:57 split
10K· 6.21 mi
50:37
Rank: #15427 (-557)
5K → 10K
8:16/mi
25:40 split
15K· 9.32 mi
1:16:59
Rank: #15670 (-243)
10K → 15K
8:29/mi
26:22 split
20K· 12.43 mi
1:44:32
Rank: #15896 (-226)
15K → 20K
8:52/mi
27:33 split
Half· 13.11 mi
1:50:43
Rank: #16052 (-156)
20K → Half
9:04/mi
6:11 split
25K· 15.53 mi
2:12:59
Rank: #16095 (-43)
Half → 25K
9:11/mi
22:16 split
30K· 18.64 mi
2:43:22
Rank: #16223 (-128)
25K → 30K
9:47/mi
30:23 split
20M
2:56:35
Rank: #16171 (+52)
30K → 20M
9:44/mi
13:13 split
21M
3:07:08
Rank: #16113 (+58)
20M → 21M
10:33/mi
10:33 split
35K· 21.75 mi
3:14:21
Rank: #16125 (-12)
21M → 35K
9:39/mi
7:13 split
23M
3:26:33
Rank: #16010 (+115)
35K → 23M
9:45/mi
12:12 split
24M
3:35:58
Rank: #15923 (+87)
23M → 24M
9:25/mi
9:25 split
40K· 24.85 mi
3:44:05
Rank: #15774 (+149)
24M → 40K
9:30/mi
8:07 split
25.2M
3:47:45
Rank: #15714 (+60)
40K → 25.2M
10:38/mi
3:40 split
Finish· 26.22 mi
3:56:58
Rank: #15661 (+53)
25.2M → Finish
9:03/mi
9:13 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
Time1:50:43
Pace8:27 /mi
2nd Half
Distance13.11 mi
Time2:06:15
Pace9:38 /mi
📊Positive Split: 14.0% slower second half

Checkpoint Splits

CheckpointDistanceTime of DayTimeAvg PaceSegment TimeSegment PaceDiff
5K
3.11 mi11:15:1524:578:0224:57
8:02
-
10K
6.21 mi11:40:5550:378:0925:40
8:16
+0:14
15K
9.32 mi12:07:171:16:598:1626:22
8:29
+0:13
20K
12.43 mi12:34:501:44:328:2527:33
8:52
+0:23
Half
13.11 mi12:41:011:50:438:276:11
9:04
+0:12
25K
15.53 mi13:03:172:12:598:3422:16
9:11
+0:07
30K
18.64 mi13:33:402:43:228:4630:23
9:47
+0:36
20M
20.00 mi13:46:532:56:358:5013:13
9:44
-0:03
21M
21.00 mi13:57:263:07:088:5510:33
10:33
+0:49
35K
21.75 mi14:04:393:14:218:567:13
9:39
-0:54
23M
23.00 mi14:16:513:26:338:5912:12
9:45
+0:06
24M
24.00 mi14:26:163:35:589:009:25
9:25
-0:20
40K
24.85 mi14:34:233:44:059:018:07
9:30
+0:05
25.2M
25.20 mi14:38:033:47:459:023:40
10:38
+1:08
Finish
26.22 mi14:47:163:56:589:039:13
9:03
-1:35

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

8:02 /mi

Average Pace

9:03 /mi

Slowest Pace

10:38 /mi

Loading chart...
Fastest
Middle
Slowest
Average

📊Segments

Segment Time Comparison

Time at Faster Pace

1:53:45

48% of race

Time at Steady Pace

1:18:37

33% of race

Time at Slower Pace

44:36

19% of race

Average Pace: 9:02 /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 mi11:15:1524:578:0224:57
8:02
#14870
10K
6.21 mi11:40:5550:378:0925:40
8:16
#15427
15K
9.32 mi12:07:171:16:598:1626:22
8:29
#15670
20K
12.43 mi12:34:501:44:328:2527:33
8:52
#15896
Half
13.11 mi12:41:011:50:438:276:11
9:04
#16052
25K
15.53 mi13:03:172:12:598:3422:16
9:11
#16095
30K
18.64 mi13:33:402:43:228:4630:23
9:47
#16223
20M
20.00 mi13:46:532:56:358:5013:13
9:44
#16171
21M
21.00 mi13:57:263:07:088:5510:33
10:33
#16113
35K
21.75 mi14:04:393:14:218:567:13
9:39
#16125
23M
23.00 mi14:16:513:26:338:5912:12
9:45
#16010
24M
24.00 mi14:26:163:35:589:009:25
9:25
#15923
40K
24.85 mi14:34:233:44:059:018:07
9:30
#15774
25.2M
25.20 mi14:38:033:47:459:023:40
10:38
#15714
Finish
26.22 mi14:47:163:56:589:039:13
9:03
#15661
Faster pace
Steady pace
Slower pace

Checkpoint and Segment Rankings

CheckpointDistanceSeg. DistOverallMalesM50-54Seg. OverallSeg. MalesSeg. M50-54
5K3.11 mi3.11 mi148709972997216321(Top 64%)10525(Top 72%)10525(Top 544%)
10K6.21 mi3.10 mi15427-55710191-21910191-21915893(Top 62%)10386(Top 71%)10386(Top 537%)
15K9.32 mi3.11 mi15670-24310281-9010281-9016321(Top 64%)10525(Top 72%)10525(Top 544%)
20K12.43 mi3.11 mi15896-22610346-6510346-6516721(Top 65%)10672(Top 73%)10672(Top 552%)
Half13.11 mi0.68 mi16052-15610403-5710403-5718509(Top 72%)11397(Top 78%)11397(Top 589%)
25K15.53 mi2.42 mi16095-4310389+1410389+1416344(Top 64%)10396(Top 71%)10396(Top 537%)
30K18.64 mi3.11 mi16223-12810381+810381+816551(Top 65%)10248(Top 70%)10248(Top 530%)
20M20.00 mi1.36 mi16171+5210327+5410327+5415447(Top 60%)9494(Top 65%)9494(Top 491%)
21M21.00 mi1.00 mi16113+5810260+6710260+6714993(Top 59%)9149(Top 63%)9149(Top 473%)
35K21.75 mi0.75 mi16125-1210242+1810242+1816000(Top 63%)9611(Top 66%)9611(Top 497%)
23M23.00 mi1.25 mi16010+11510160+8210160+8214526(Top 57%)8821(Top 61%)8821(Top 456%)
24M24.00 mi1.00 mi15923+8710091+6910091+6914116(Top 55%)8590(Top 59%)8590(Top 444%)
40K24.85 mi0.85 mi15774+1499989+1029989+10213079(Top 51%)7972(Top 55%)7972(Top 412%)
25.2M25.20 mi0.35 mi15714+609951+389951+3813255(Top 52%)8026(Top 55%)8026(Top 415%)
Finish26.22 mi1.02 mi15661+539902+499902+4914410(Top 56%)8702(Top 60%)8702(Top 450%)

Segment Performance Analysis

10K→15K

0.0 - 3.1 mi

Top 64%
×21story building
+97ft-345ft

Overall

16321

Males

10525

M50-54

10525

5K→10K

3.1 - 6.2 mi

Top 62%
×5story building
+79ft-138ft

Overall

15893

Males

10386

M50-54

10386

10K→15K

6.2 - 9.3 mi

Top 64%
×3story building
+67ft-78ft

Overall

16321

Males

10525

M50-54

10525

15K→20K

9.3 - 12.4 mi

Top 65%
×5story building
+106ft-86ft

Overall

16721

Males

10672

M50-54

10672

20K→Half

12.4 - 13.1 mi

Top 72%
×2story building
+19ft-37ft

Overall

18509

Males

11397

M50-54

11397

Half→25K

13.1 - 15.5 mi

Top 64%
×4story building
+66ft-88ft

Overall

16344

Males

10396

M50-54

10396

25K→30K

15.5 - 18.6 mi

Top 65%
×9story building
+181ft-148ft

Overall

16551

Males

10248

M50-54

10248

30K→20M

18.6 - 20.0 mi

Top 60%
×5story building
+64ft-50ft

Overall

15447

Males

9494

M50-54

9494

20M→21M

20.0 - 21.0 mi

Top 59%
×8story building
+106ft-24ft

Overall

14993

Males

9149

M50-54

9149

21M→35K

21.0 - 21.8 mi

Top 63%
×7story building
+17ft-86ft

Overall

16000

Males

9611

M50-54

9611

35K→23M

21.8 - 23.0 mi

Top 57%
×5story building
+23ft-63ft

Overall

14526

Males

8821

M50-54

8821

23M→24M

23.0 - 24.0 mi

Top 55%
×6story building
+12ft-82ft

Overall

14116

Males

8590

M50-54

8590

24M→40K

24.0 - 24.9 mi

Top 51%
×1story
+6ft-20ft

Overall

13079

Males

7972

M50-54

7972

40K→25.2M

24.9 - 25.2 mi

Top 52%
×1story
+13ft-16ft

Overall

13255

Males

8026

M50-54

8026

25.2M→Finish

25.2 - 26.2 mi

Top 56%
×2story building
+22ft-21ft

Overall

14410

Males

8702

M50-54

8702

Passing Analysis

Category:
Athletes Passed
1824
Passed By
2615
Net Change
-791
SegmentAthletes PassedPassed ByNet ChangeStart RankEnd Rank
Start → 5K----#14870
5K → 10K114671-557#14870#15427
10K → 15K151394-243#15427#15670
15K → 20K186412-226#15670#15896
20K → Half12168-156#15896#16052
Half → 25K198241-43#16052#16095
25K → 30K204332-128#16095#16223
30K → 20M13684+52#16223#16171
20M → 21M14486+58#16171#16113
21M → 35K6678-12#16113#16125
35K → 23M16247+115#16125#16010
23M → 24M12033+87#16010#15923
24M → 40K16617+149#15923#15774
40K → 25.2M677+60#15774#15714
25.2M → Finish9845+53#15714#15661
TOTALS18242615-791
📊

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