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BOSTON MARATHON 2023

Jackson Berger

Bib: 4534•M

IL

0:00
0:00
/ mi
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Overall
#0 / 26622
Top 16%
Gender (Male)
#0 / 15176
Top 26%
Division (M18-39)
#0 / 5285
Race Day Weather
49°/39°F
light intensity drizzle

⏱️ Race Timeline

Start
0:00:00
Race begins
5K· 3.11 mi
22:09
Rank: #7055
Start → 5K
22:09 | 7:08/mi
10K· 6.21 mi
43:45
Rank: #6737 (+318)
5K → 10K
21:36 | 6:57/mi
15K· 9.32 mi
1:05:21
Rank: #6564 (+173)
10K → 15K
21:36 | 6:57/mi
20K· 12.43 mi
1:27:01
Rank: #6356 (+208)
15K → 20K
21:40 | 6:58/mi
Half· 13.11 mi
1:31:37
Rank: #6289 (+67)
20K → Half
4:36 | 6:45/mi
25K· 15.53 mi
1:48:19
Rank: #6042 (+247)
Half → 25K
16:42 | 6:53/mi
30K· 18.64 mi
2:09:48
Rank: #5603 (+439)
25K → 30K
21:29 | 6:55/mi
20M
2:19:14
Rank: #5427 (+176)
30K → 20M
9:26 | 6:57/mi
21M
2:26:18
Rank: #5195 (+232)
20M → 21M
7:04 | 7:04/mi
35K· 21.75 mi
2:31:17
Rank: #5100 (+95)
21M → 35K
4:59 | 6:40/mi
23M
2:39:37
Rank: #4849 (+251)
35K → 23M
8:20 | 6:39/mi
24M
2:46:08
Rank: #4677 (+172)
23M → 24M
6:31 | 6:31/mi
40K· 24.85 mi
2:51:40
Rank: #4510 (+167)
24M → 40K
5:32 | 6:28/mi
25.2M
2:53:59
Rank: #4430 (+80)
40K → 25.2M
2:19 | 6:43/mi
Finish· 26.22 mi
3:00:02
Rank: #4203 (+227)
25.2M → Finish
6:03 | 5:56/mi

The Course

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Half Splits

1st Half· via Half
Distance13.11 mi
Time1:31:37
Pace6:59 /mi
2nd Half✓ Faster
Distance13.11 mi
Time1:28:25
Pace6:45 /mi
📊Negative Split: 3.5% faster second half

Checkpoint Splits

CheckpointDistanceTime of DayTimeAvg PaceSegment TimeSegment PaceDiff
5K
3.11 mi10:24:0822:097:0822:09
7:08
-
10K
6.21 mi10:45:4443:457:0221:36
6:57
-0:11
15K
9.32 mi11:07:201:05:217:0121:36
6:57
0:00
20K
12.43 mi11:29:001:27:017:0021:40
6:58
+0:01
Half
13.11 mi11:33:361:31:376:594:36
6:45
-0:13
25K
15.53 mi11:50:181:48:196:5816:42
6:53
+0:08
30K
18.64 mi12:11:472:09:486:5821:29
6:55
+0:02
20M
20.00 mi12:21:132:19:146:589:26
6:57
+0:02
21M
21.00 mi12:28:172:26:186:587:04
7:04
+0:07
35K
21.75 mi12:33:162:31:176:574:59
6:40
-0:24
23M
23.00 mi12:41:362:39:376:568:20
6:39
-0:01
24M
24.00 mi12:48:072:46:086:556:31
6:31
-0:08
40K
24.85 mi12:53:392:51:406:545:32
6:28
-0:03
25.2M
25.20 mi12:55:582:53:596:542:19
6:43
+0:15
Finish
26.22 mi13:02:013:00:026:526:03
5:56
-0:47

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

5:56 /mi

Average Pace

6:52 /mi

Slowest Pace

7:08 /mi

Loading chart...
Fastest
Middle
Slowest
Average

📊Segments

Segment Time Comparison

Time at Faster Pace

33:44

19% of race

Time at Steady Pace

1:57:05

65% of race

Time at Slower Pace

29:13

16% of race

Average Pace: 6:52 /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 mi10:24:0822:097:0822:09
7:08
#7055
10K
6.21 mi10:45:4443:457:0221:36
6:57
#6737
15K
9.32 mi11:07:201:05:217:0121:36
6:57
#6564
20K
12.43 mi11:29:001:27:017:0021:40
6:58
#6356
Half
13.11 mi11:33:361:31:376:594:36
6:45
#6289
25K
15.53 mi11:50:181:48:196:5816:42
6:53
#6042
30K
18.64 mi12:11:472:09:486:5821:29
6:55
#5603
20M
20.00 mi12:21:132:19:146:589:26
6:57
#5427
21M
21.00 mi12:28:172:26:186:587:04
7:04
#5195
35K
21.75 mi12:33:162:31:176:574:59
6:40
#5100
23M
23.00 mi12:41:362:39:376:568:20
6:39
#4849
24M
24.00 mi12:48:072:46:086:556:31
6:31
#4677
40K
24.85 mi12:53:392:51:406:545:32
6:28
#4510
25.2M
25.20 mi12:55:582:53:596:542:19
6:43
#4430
Finish
26.22 mi13:02:013:00:026:526:03
5:56
#4203
Faster pace
Steady pace
Slower pace

Checkpoint and Segment Rankings

CheckpointDistanceSeg. DistOverallMalesM18-39Seg. OverallSeg. MalesSeg. M18-39
5K3.11 mi3.11 mi7055630963096261(Top 24%)5662(Top 37%)5662(Top 107%)
10K6.21 mi3.10 mi6737+3186067+2426067+2426482(Top 24%)5836(Top 38%)5836(Top 110%)
15K9.32 mi3.11 mi6564+1735923+1445923+1446261(Top 24%)5662(Top 37%)5662(Top 107%)
20K12.43 mi3.11 mi6356+2085748+1755748+1755805(Top 22%)5314(Top 35%)5314(Top 101%)
Half13.11 mi0.68 mi6289+675699+495699+494712(Top 18%)4374(Top 29%)4374(Top 83%)
25K15.53 mi2.42 mi6042+2475513+1865513+1864854(Top 18%)4493(Top 30%)4493(Top 85%)
30K18.64 mi3.11 mi5603+4395148+3655148+3653766(Top 14%)3532(Top 23%)3532(Top 67%)
20M20.00 mi1.36 mi5427+1764997+1514997+1513679(Top 14%)3431(Top 23%)3431(Top 65%)
21M21.00 mi1.00 mi5195+2324794+2034794+2032496(Top 9%)2359(Top 16%)2359(Top 45%)
35K21.75 mi0.75 mi5100+954706+884706+883364(Top 13%)3134(Top 21%)3134(Top 59%)
23M23.00 mi1.25 mi4849+2514496+2104496+2102009(Top 8%)1904(Top 13%)1904(Top 36%)
24M24.00 mi1.00 mi4677+1724348+1484348+1482191(Top 8%)2057(Top 14%)2057(Top 39%)
40K24.85 mi0.85 mi4510+1674202+1464202+1461466(Top 6%)1385(Top 9%)1385(Top 26%)
25.2M25.20 mi0.35 mi4430+804131+714131+71979(Top 4%)935(Top 6%)935(Top 18%)
Finish26.22 mi1.02 mi4203+2273928+2033928+203604(Top 2%)575(Top 4%)575(Top 11%)

Segment Performance Analysis

10K→15K

0.0 - 3.1 mi

Top 24%
×21stories
+97ft-345ft

Overall

6261

Males

5662

M18-39

5662

5K→10K

3.1 - 6.2 mi

Top 24%
×5stories
+79ft-138ft

Overall

6482

Males

5836

M18-39

5836

10K→15K

6.2 - 9.3 mi

Top 24%
×3stories
+67ft-78ft

Overall

6261

Males

5662

M18-39

5662

15K→20K

9.3 - 12.4 mi

Top 22%
×5stories
+106ft-86ft

Overall

5805

Males

5314

M18-39

5314

20K→Half

12.4 - 13.1 mi

Top 18%
×2stories
+19ft-37ft

Overall

4712

Males

4374

M18-39

4374

Half→25K

13.1 - 15.5 mi

Top 18%
×4stories
+66ft-88ft

Overall

4854

Males

4493

M18-39

4493

25K→30K

15.5 - 18.6 mi

Top 14%
×9stories
+181ft-148ft

Overall

3766

Males

3532

M18-39

3532

30K→20M

18.6 - 20.0 mi

Top 14%
×5stories
+64ft-50ft

Overall

3679

Males

3431

M18-39

3431

20M→21M

20.0 - 21.0 mi

Top 9%
×8stories
+106ft-24ft

Overall

2496

Males

2359

M18-39

2359

21M→35K

21.0 - 21.8 mi

Top 13%
×7stories
+17ft-86ft

Overall

3364

Males

3134

M18-39

3134

35K→23M

21.8 - 23.0 mi

Top 8%
×5stories
+23ft-63ft

Overall

2009

Males

1904

M18-39

1904

23M→24M

23.0 - 24.0 mi

Top 8%
×6stories
+12ft-82ft

Overall

2191

Males

2057

M18-39

2057

24M→40K

24.0 - 24.9 mi

Top 6%
×1story
+6ft-20ft

Overall

1466

Males

1385

M18-39

1385

40K→25.2M

24.9 - 25.2 mi

Top 4%
×1story
+13ft-16ft

Overall

979

Males

935

M18-39

935

25.2M→Finish

25.2 - 26.2 mi

Top 2%
×2stories
+22ft-21ft

Overall

604

Males

575

M18-39

575

Passing Analysis

Category:
Athletes Passed
3006
Passed By
154
Net Change
+2852
SegmentAthletes PassedPassed ByNet ChangeStart RankEnd Rank
Start → 5K----#7055
5K → 10K39779+318#7055#6737
10K → 15K21744+173#6737#6564
15K → 20K22618+208#6564#6356
20K → Half670+67#6356#6289
Half → 25K2536+247#6289#6042
25K → 30K4412+439#6042#5603
30K → 20M1782+176#5603#5427
20M → 21M2320+232#5427#5195
21M → 35K972+95#5195#5100
35K → 23M2510+251#5100#4849
23M → 24M1731+172#4849#4677
24M → 40K1670+167#4677#4510
40K → 25.2M800+80#4510#4430
25.2M → Finish2270+227#4430#4203
TOTALS3006154+2852
📊

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