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BOSTON MARATHON 2024

John Rivers

Bib: 1818•M

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Overall
#0 / 25550
Top 37%
Gender (Male)
#0 / 14578
Top 48%
Division (M18-39)
#0 / 4849
Race Day Weather
55°/45°F
scattered clouds

⏱️ Race Timeline

Start
0:00:00
Race begins
5K· 3.11 mi
19:44
Rank: #2415
Start → 5K
19:44 | 6:21/mi
10K· 6.21 mi
40:19
Rank: #3090 (-675)
5K → 10K
20:35 | 6:38/mi
15K· 9.32 mi
1:02:08
Rank: #4044 (-954)
10K → 15K
21:49 | 7:01/mi
20K· 12.43 mi
1:24:36
Rank: #4814 (-770)
15K → 20K
22:28 | 7:14/mi
Half· 13.11 mi
1:29:23
Rank: #4880 (-66)
20K → Half
4:47 | 7:01/mi
25K· 15.53 mi
1:48:07
Rank: #5471 (-591)
Half → 25K
18:44 | 7:44/mi
30K· 18.64 mi
2:13:23
Rank: #5892 (-421)
25K → 30K
25:16 | 8:08/mi
20M
2:29:11
Rank: #7439 (-1547)
30K → 20M
15:48 | 11:38/mi
21M
2:38:56
Rank: #7703 (-264)
20M → 21M
9:45 | 9:45/mi
35K· 21.75 mi
2:45:47
Rank: #7914 (-211)
21M → 35K
6:51 | 9:09/mi
23M
2:59:23
Rank: #8716 (-802)
35K → 23M
13:36 | 10:52/mi
24M
3:08:18
Rank: #8826 (-110)
23M → 24M
8:55 | 8:55/mi
40K· 24.85 mi
3:17:49
Rank: #9413 (-587)
24M → 40K
9:31 | 11:08/mi
25.2M
3:21:15
Rank: #9442 (-29)
40K → 25.2M
3:26 | 9:57/mi
Finish· 26.22 mi
3:29:49
Rank: #9514 (-72)
25.2M → Finish
8:34 | 8:24/mi

The Course

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Half Splits

1st Half· via HalfFaster
Distance13.11 mi
Time1:29:23
Pace6:49 /mi
2nd Half
Distance13.11 mi
Time2:00:26
Pace9:11 /mi
📊Positive Split: 34.7% slower second half

Checkpoint Splits

CheckpointDistanceTime of DayTimeAvg PaceSegment TimeSegment PaceDiff
5K
3.11 mi10:20:0619:446:2119:44
6:21
-
10K
6.21 mi10:40:4140:196:2920:35
6:38
+0:17
15K
9.32 mi11:02:301:02:086:4021:49
7:01
+0:23
20K
12.43 mi11:24:581:24:366:4822:28
7:14
+0:13
Half
13.11 mi11:29:451:29:236:494:47
7:01
-0:13
25K
15.53 mi11:48:291:48:076:5818:44
7:44
+0:43
30K
18.64 mi12:13:452:13:237:0925:16
8:08
+0:24
20M
20.00 mi12:29:332:29:117:2815:48
11:38
+3:30
21M
21.00 mi12:39:182:38:567:349:45
9:45
-1:53
35K
21.75 mi12:46:092:45:477:376:51
9:09
-0:36
23M
23.00 mi12:59:452:59:237:4813:36
10:52
+1:43
24M
24.00 mi13:08:403:08:187:518:55
8:55
-1:57
40K
24.85 mi13:18:113:17:497:589:31
11:08
+2:13
25.2M
25.20 mi13:21:373:21:157:593:26
9:57
-1:11
Finish
26.22 mi13:30:113:29:498:008:34
8:24
-1:33

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

6:21 /mi

Average Pace

8:00 /mi

Slowest Pace

11:38 /mi

Loading chart...
Fastest
Middle
Slowest
Average

📊Segments

Segment Time Comparison

Time at Faster Pace

1:29:23

43% of race

Time at Steady Pace

1:08:20

33% of race

Time at Slower Pace

52:06

25% of race

Average Pace: 8:00 /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 mi10:20:0619:446:2119:44
6:21
#2415
10K
6.21 mi10:40:4140:196:2920:35
6:38
#3090
15K
9.32 mi11:02:301:02:086:4021:49
7:01
#4044
20K
12.43 mi11:24:581:24:366:4822:28
7:14
#4814
Half
13.11 mi11:29:451:29:236:494:47
7:01
#4880
25K
15.53 mi11:48:291:48:076:5818:44
7:44
#5471
30K
18.64 mi12:13:452:13:237:0925:16
8:08
#5892
20M
20.00 mi12:29:332:29:117:2815:48
11:38
#7439
21M
21.00 mi12:39:182:38:567:349:45
9:45
#7703
35K
21.75 mi12:46:092:45:477:376:51
9:09
#7914
23M
23.00 mi12:59:452:59:237:4813:36
10:52
#8716
24M
24.00 mi13:08:403:08:187:518:55
8:55
#8826
40K
24.85 mi13:18:113:17:497:589:31
11:08
#9413
25.2M
25.20 mi13:21:373:21:157:593:26
9:57
#9442
Finish
26.22 mi13:30:113:29:498:008:34
8:24
#9514
Faster pace
Steady pace
Slower pace

Checkpoint and Segment Rankings

CheckpointDistanceSeg. DistOverallMalesM18-39Seg. OverallSeg. MalesSeg. M18-39
5K3.11 mi3.11 mi2415233123316355(Top 25%)5641(Top 39%)5641(Top 116%)
10K6.21 mi3.10 mi3090-6752949-6182949-6183801(Top 15%)3587(Top 25%)3587(Top 74%)
15K9.32 mi3.11 mi4044-9543809-8603809-8606355(Top 25%)5641(Top 39%)5641(Top 116%)
20K12.43 mi3.11 mi4814-7704464-6554464-6556577(Top 26%)5706(Top 39%)5706(Top 118%)
Half13.11 mi0.68 mi4880-664523-594523-595853(Top 23%)5238(Top 36%)5238(Top 108%)
25K15.53 mi2.42 mi5471-5914979-4564979-4568466(Top 33%)6690(Top 46%)6690(Top 138%)
30K18.64 mi3.11 mi5892-4215208-2295208-2298628(Top 34%)6575(Top 45%)6575(Top 136%)
20M20.00 mi1.36 mi7439-15476225-10176225-101720653(Top 81%)12036(Top 83%)12036(Top 248%)
21M21.00 mi1.00 mi7703-2646326-1016326-10111890(Top 47%)7655(Top 53%)7655(Top 158%)
35K21.75 mi0.75 mi7914-2116420-946420-9414023(Top 55%)8641(Top 59%)8641(Top 178%)
23M23.00 mi1.25 mi8716-8026787-3676787-36718016(Top 71%)10552(Top 72%)10552(Top 218%)
24M24.00 mi1.00 mi8826-1106812-256812-2511695(Top 46%)7408(Top 51%)7408(Top 153%)
40K24.85 mi0.85 mi9413-5877066-2547066-25418410(Top 72%)10660(Top 73%)10660(Top 220%)
25.2M25.20 mi0.35 mi9442-297059+77059+710708(Top 42%)6725(Top 46%)6725(Top 139%)
Finish26.22 mi1.02 mi9514-727066-77066-710978(Top 43%)6979(Top 48%)6979(Top 144%)

Segment Performance Analysis

10K→15K

0.0 - 3.1 mi

Top 25%
×21stories
+97ft-345ft

Overall

6355

Males

5641

M18-39

5641

5K→10K

3.1 - 6.2 mi

Top 15%
×5stories
+79ft-138ft

Overall

3801

Males

3587

M18-39

3587

10K→15K

6.2 - 9.3 mi

Top 25%
×3stories
+67ft-78ft

Overall

6355

Males

5641

M18-39

5641

15K→20K

9.3 - 12.4 mi

Top 26%
×5stories
+106ft-86ft

Overall

6577

Males

5706

M18-39

5706

20K→Half

12.4 - 13.1 mi

Top 23%
×2stories
+19ft-37ft

Overall

5853

Males

5238

M18-39

5238

Half→25K

13.1 - 15.5 mi

Top 33%
×4stories
+66ft-88ft

Overall

8466

Males

6690

M18-39

6690

25K→30K

15.5 - 18.6 mi

Top 34%
×9stories
+181ft-148ft

Overall

8628

Males

6575

M18-39

6575

30K→20M

18.6 - 20.0 mi

Top 81%
×5stories
+64ft-50ft

Overall

20653

Males

12036

M18-39

12036

20M→21M

20.0 - 21.0 mi

Top 47%
×8stories
+106ft-24ft

Overall

11890

Males

7655

M18-39

7655

21M→35K

21.0 - 21.8 mi

Top 55%
×7stories
+17ft-86ft

Overall

14023

Males

8641

M18-39

8641

35K→23M

21.8 - 23.0 mi

Top 71%
×5stories
+23ft-63ft

Overall

18016

Males

10552

M18-39

10552

23M→24M

23.0 - 24.0 mi

Top 46%
×6stories
+12ft-82ft

Overall

11695

Males

7408

M18-39

7408

24M→40K

24.0 - 24.9 mi

Top 72%
×1story
+6ft-20ft

Overall

18410

Males

10660

M18-39

10660

40K→25.2M

24.9 - 25.2 mi

Top 42%
×1story
+13ft-16ft

Overall

10708

Males

6725

M18-39

6725

25.2M→Finish

25.2 - 26.2 mi

Top 43%
×2stories
+22ft-21ft

Overall

10978

Males

6979

M18-39

6979

Passing Analysis

Category:
Athletes Passed
516
Passed By
7615
Net Change
-7099
SegmentAthletes PassedPassed ByNet ChangeStart RankEnd Rank
Start → 5K----#2415
5K → 10K19694-675#2415#3090
10K → 15K7961-954#3090#4044
15K → 20K29799-770#4044#4814
20K → Half1379-66#4814#4880
Half → 25K62653-591#4880#5471
25K → 30K97518-421#5471#5892
30K → 20M71554-1547#5892#7439
20M → 21M59323-264#7439#7703
21M → 35K31242-211#7703#7914
35K → 23M31833-802#7914#8716
23M → 24M56166-110#8716#8826
24M → 40K18605-587#8826#9413
40K → 25.2M3160-29#9413#9442
25.2M → Finish56128-72#9442#9514
TOTALS5167615-7099
📊

Passing Visuals

Category:
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🔥Passing Intensity

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🔄Passing Circle

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🌊Position Flow

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🏃Race Lanes

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Public Race Data

Boston Athletic Association

Boston Athletic Association

Mika Timing

Mika Timing