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BOSTON MARATHON 2024

Jonathan Flegg

Bib: 4405•M

ON

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Overall
#0 / 25550
Top 24%
Gender (Male)
#0 / 14578
Top 36%
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
19:42
Rank: #2332
Start → 5K
19:42 | 6:20/mi
10K· 6.21 mi
39:30
Rank: #2296 (+36)
5K → 10K
19:48 | 6:22/mi
15K· 9.32 mi
59:21
Rank: #2226 (+70)
10K → 15K
19:51 | 6:23/mi
20K· 12.43 mi
1:19:36
Rank: #2191 (+35)
15K → 20K
20:15 | 6:31/mi
Half· 13.11 mi
1:24:00
Rank: #2192 (-1)
20K → Half
4:24 | 6:27/mi
25K· 15.53 mi
1:40:15
Rank: #2217 (-25)
Half → 25K
16:15 | 6:42/mi
30K· 18.64 mi
2:03:17
Rank: #2577 (-360)
25K → 30K
23:02 | 7:25/mi
20M
2:16:36
Rank: #3613 (-1036)
30K → 20M
13:19 | 9:48/mi
21M
2:28:05
Rank: #4611 (-998)
20M → 21M
11:29 | 11:29/mi
35K· 21.75 mi
2:34:44
Rank: #4818 (-207)
21M → 35K
6:39 | 8:53/mi
23M
2:46:16
Rank: #5112 (-294)
35K → 23M
11:32 | 9:13/mi
24M
2:56:49
Rank: #5719 (-607)
23M → 24M
10:33 | 10:33/mi
40K· 24.85 mi
3:05:25
Rank: #6049 (-330)
24M → 40K
8:36 | 10:04/mi
25.2M
3:08:53
Rank: #6114 (-65)
40K → 25.2M
3:28 | 10:03/mi
Finish· 26.22 mi
3:17:27
Rank: #6253 (-139)
25.2M → Finish
8:34 | 8:24/mi

The Course

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Half Splits

1st Half· via HalfFaster
Distance13.11 mi
Time1:24:00
Pace6:24 /mi
2nd Half
Distance13.11 mi
Time1:53:27
Pace8:39 /mi
📊Positive Split: 35.1% slower second half

Checkpoint Splits

CheckpointDistanceTime of DayTimeAvg PaceSegment TimeSegment PaceDiff
5K
3.11 mi10:22:5319:426:2019:42
6:20
-
10K
6.21 mi10:42:4139:306:2119:48
6:22
+0:02
15K
9.32 mi11:02:3259:216:2219:51
6:23
+0:01
20K
12.43 mi11:22:471:19:366:2420:15
6:31
+0:08
Half
13.11 mi11:27:111:24:006:244:24
6:27
-0:04
25K
15.53 mi11:43:261:40:156:2716:15
6:42
+0:15
30K
18.64 mi12:06:282:03:176:3723:02
7:25
+0:43
20M
20.00 mi12:19:472:16:366:5013:19
9:48
+2:23
21M
21.00 mi12:31:162:28:057:0311:29
11:29
+1:41
35K
21.75 mi12:37:552:34:447:076:39
8:53
-2:36
23M
23.00 mi12:49:272:46:167:1411:32
9:13
+0:20
24M
24.00 mi13:00:002:56:497:2210:33
10:33
+1:20
40K
24.85 mi13:08:363:05:257:288:36
10:04
-0:29
25.2M
25.20 mi13:12:043:08:537:303:28
10:03
-0:01
Finish
26.22 mi13:20:383:17:277:328:34
8:24
-1:39

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

6:20 /mi

Average Pace

7:32 /mi

Slowest Pace

11:29 /mi

Loading chart...
Fastest
Middle
Slowest
Average

📊Segments

Segment Time Comparison

Time at Faster Pace

2:03:17

62% of race

Time at Steady Pace

26:45

14% of race

Time at Slower Pace

47:25

24% of race

Average Pace: 7:32 /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 mi10:22:5319:426:2019:42
6:20
#2332
10K
6.21 mi10:42:4139:306:2119:48
6:22
#2296
15K
9.32 mi11:02:3259:216:2219:51
6:23
#2226
20K
12.43 mi11:22:471:19:366:2420:15
6:31
#2191
Half
13.11 mi11:27:111:24:006:244:24
6:27
#2192
25K
15.53 mi11:43:261:40:156:2716:15
6:42
#2217
30K
18.64 mi12:06:282:03:176:3723:02
7:25
#2577
20M
20.00 mi12:19:472:16:366:5013:19
9:48
#3613
21M
21.00 mi12:31:162:28:057:0311:29
11:29
#4611
35K
21.75 mi12:37:552:34:447:076:39
8:53
#4818
23M
23.00 mi12:49:272:46:167:1411:32
9:13
#5112
24M
24.00 mi13:00:002:56:497:2210:33
10:33
#5719
40K
24.85 mi13:08:363:05:257:288:36
10:04
#6049
25.2M
25.20 mi13:12:043:08:537:303:28
10:03
#6114
Finish
26.22 mi13:20:383:17:277:328:34
8:24
#6253
Faster pace
Steady pace
Slower pace

Checkpoint and Segment Rankings

CheckpointDistanceSeg. DistOverallMalesM18-39Seg. OverallSeg. MalesSeg. M18-39
5K3.11 mi3.11 mi2332225222522127(Top 8%)2056(Top 14%)2056(Top 42%)
10K6.21 mi3.10 mi2296+362218+342218+342290(Top 9%)2208(Top 15%)2208(Top 46%)
15K9.32 mi3.11 mi2226+702151+672151+672127(Top 8%)2056(Top 14%)2056(Top 42%)
20K12.43 mi3.11 mi2191+352115+362115+362261(Top 9%)2172(Top 15%)2172(Top 45%)
Half13.11 mi0.68 mi2192-1211521152398(Top 9%)2301(Top 16%)2301(Top 47%)
25K15.53 mi2.42 mi2217-252138-232138-232666(Top 10%)2532(Top 17%)2532(Top 52%)
30K18.64 mi3.11 mi2577-3602453-3152453-3154698(Top 18%)4137(Top 28%)4137(Top 85%)
20M20.00 mi1.36 mi3613-10363387-9343387-93415721(Top 62%)9623(Top 66%)9623(Top 198%)
21M21.00 mi1.00 mi4611-9984216-8294216-82917599(Top 69%)10420(Top 71%)10420(Top 215%)
35K21.75 mi0.75 mi4818-2074362-1464362-14612731(Top 50%)8028(Top 55%)8028(Top 166%)
23M23.00 mi1.25 mi5112-2944543-1814543-18112157(Top 48%)7632(Top 52%)7632(Top 157%)
24M24.00 mi1.00 mi5719-6074957-4144957-41417979(Top 70%)10481(Top 72%)10481(Top 216%)
40K24.85 mi0.85 mi6049-3305138-1815138-18115186(Top 59%)9041(Top 62%)9041(Top 186%)
25.2M25.20 mi0.35 mi6114-655159-215159-2111079(Top 43%)6904(Top 47%)6904(Top 142%)
Finish26.22 mi1.02 mi6253-1395214-555214-5510963(Top 43%)6964(Top 48%)6964(Top 144%)

Segment Performance Analysis

10K→15K

0.0 - 3.1 mi

Top 8%
×21stories
+97ft-345ft

Overall

2127

Males

2056

M18-39

2056

5K→10K

3.1 - 6.2 mi

Top 9%
×5stories
+79ft-138ft

Overall

2290

Males

2208

M18-39

2208

10K→15K

6.2 - 9.3 mi

Top 8%
×3stories
+67ft-78ft

Overall

2127

Males

2056

M18-39

2056

15K→20K

9.3 - 12.4 mi

Top 9%
×5stories
+106ft-86ft

Overall

2261

Males

2172

M18-39

2172

20K→Half

12.4 - 13.1 mi

Top 9%
×2stories
+19ft-37ft

Overall

2398

Males

2301

M18-39

2301

Half→25K

13.1 - 15.5 mi

Top 10%
×4stories
+66ft-88ft

Overall

2666

Males

2532

M18-39

2532

25K→30K

15.5 - 18.6 mi

Top 18%
×9stories
+181ft-148ft

Overall

4698

Males

4137

M18-39

4137

30K→20M

18.6 - 20.0 mi

Top 62%
×5stories
+64ft-50ft

Overall

15721

Males

9623

M18-39

9623

20M→21M

20.0 - 21.0 mi

Top 69%
×8stories
+106ft-24ft

Overall

17599

Males

10420

M18-39

10420

21M→35K

21.0 - 21.8 mi

Top 50%
×7stories
+17ft-86ft

Overall

12731

Males

8028

M18-39

8028

35K→23M

21.8 - 23.0 mi

Top 48%
×5stories
+23ft-63ft

Overall

12157

Males

7632

M18-39

7632

23M→24M

23.0 - 24.0 mi

Top 70%
×6stories
+12ft-82ft

Overall

17979

Males

10481

M18-39

10481

24M→40K

24.0 - 24.9 mi

Top 59%
×1story
+6ft-20ft

Overall

15186

Males

9041

M18-39

9041

40K→25.2M

24.9 - 25.2 mi

Top 43%
×1story
+13ft-16ft

Overall

11079

Males

6904

M18-39

6904

25.2M→Finish

25.2 - 26.2 mi

Top 43%
×2stories
+22ft-21ft

Overall

10963

Males

6964

M18-39

6964

Passing Analysis

Category:
Athletes Passed
643
Passed By
4564
Net Change
-3921
SegmentAthletes PassedPassed ByNet ChangeStart RankEnd Rank
Start → 5K----#2332
5K → 10K13296+36#2332#2296
10K → 15K11545+70#2296#2226
15K → 20K10772+35#2226#2191
20K → Half1213-1#2191#2192
Half → 25K7398-25#2192#2217
25K → 30K54414-360#2217#2577
30K → 20M51041-1036#2577#3613
20M → 21M71005-998#3613#4611
21M → 35K15222-207#4611#4818
35K → 23M38332-294#4818#5112
23M → 24M8615-607#5112#5719
24M → 40K22352-330#5719#6049
40K → 25.2M1984-65#6049#6114
25.2M → Finish36175-139#6114#6253
TOTALS6434564-3921
📊

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