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BOSTON MARATHON 2023

Jonathan Bernard

Bib: 3186•M

OH

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0:00
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Overall
#0 / 26622
Top 35%
Gender (Male)
#0 / 15176
Top 50%
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
22:43
Rank: #8172
Start → 5K
22:43 | 7:19/mi
10K· 6.21 mi
45:45
Rank: #8907 (-735)
5K → 10K
23:02 | 7:25/mi
15K· 9.32 mi
1:08:53
Rank: #9113 (-206)
10K → 15K
23:08 | 7:27/mi
20K· 12.43 mi
1:31:56
Rank: #8983 (+130)
15K → 20K
23:03 | 7:25/mi
Half· 13.11 mi
1:36:52
Rank: #8926 (+57)
20K → Half
4:56 | 7:14/mi
25K· 15.53 mi
1:54:54
Rank: #8818 (+108)
Half → 25K
18:02 | 7:26/mi
30K· 18.64 mi
2:18:24
Rank: #8556 (+262)
25K → 30K
23:30 | 7:34/mi
20M
2:28:49
Rank: #8487 (+69)
30K → 20M
10:25 | 7:40/mi
21M
2:36:58
Rank: #8465 (+22)
20M → 21M
8:09 | 8:09/mi
35K· 21.75 mi
2:43:08
Rank: #8643 (-178)
21M → 35K
6:10 | 8:15/mi
23M
2:53:38
Rank: #8849 (-206)
35K → 23M
10:30 | 8:23/mi
24M
3:02:01
Rank: #9050 (-201)
23M → 24M
8:23 | 8:23/mi
40K· 24.85 mi
3:09:21
Rank: #9192 (-142)
24M → 40K
7:20 | 8:35/mi
25.2M
3:12:29
Rank: #9264 (-72)
40K → 25.2M
3:08 | 9:05/mi
Finish· 26.22 mi
3:20:40
Rank: #9363 (-99)
25.2M → Finish
8:11 | 8:02/mi

The Course

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Half Splits

1st Half· via HalfFaster
Distance13.11 mi
Time1:36:52
Pace7:23 /mi
2nd Half
Distance13.11 mi
Time1:43:48
Pace7:55 /mi
📊Positive Split: 7.2% slower second half

Checkpoint Splits

CheckpointDistanceTime of DayTimeAvg PaceSegment TimeSegment PaceDiff
5K
3.11 mi10:24:0722:437:1922:43
7:19
-
10K
6.21 mi10:47:0945:457:2223:02
7:25
+0:06
15K
9.32 mi11:10:171:08:537:2323:08
7:27
+0:02
20K
12.43 mi11:33:201:31:567:2423:03
7:25
-0:02
Half
13.11 mi11:38:161:36:527:234:56
7:14
-0:11
25K
15.53 mi11:56:181:54:547:2418:02
7:26
+0:12
30K
18.64 mi12:19:482:18:247:2523:30
7:34
+0:08
20M
20.00 mi12:30:132:28:497:2610:25
7:40
+0:06
21M
21.00 mi12:38:222:36:587:288:09
8:09
+0:29
35K
21.75 mi12:44:322:43:087:306:10
8:15
+0:06
23M
23.00 mi12:55:022:53:387:3310:30
8:23
+0:08
24M
24.00 mi13:03:253:02:017:358:23
8:23
0:00
40K
24.85 mi13:10:453:09:217:377:20
8:35
+0:12
25.2M
25.20 mi13:13:533:12:297:383:08
9:05
+0:30
Finish
26.22 mi13:22:043:20:407:408:11
8:02
-1:03

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

7:14 /mi

Average Pace

7:40 /mi

Slowest Pace

9:05 /mi

Loading chart...
Fastest
Middle
Slowest
Average

📊Segments

Segment Time Comparison

Time at Faster Pace

27:39

14% of race

Time at Steady Pace

2:01:10

60% of race

Time at Slower Pace

51:51

26% of race

Average Pace: 7:39 /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 mi10:24:0722:437:1922:43
7:19
#8172
10K
6.21 mi10:47:0945:457:2223:02
7:25
#8907
15K
9.32 mi11:10:171:08:537:2323:08
7:27
#9113
20K
12.43 mi11:33:201:31:567:2423:03
7:25
#8983
Half
13.11 mi11:38:161:36:527:234:56
7:14
#8926
25K
15.53 mi11:56:181:54:547:2418:02
7:26
#8818
30K
18.64 mi12:19:482:18:247:2523:30
7:34
#8556
20M
20.00 mi12:30:132:28:497:2610:25
7:40
#8487
21M
21.00 mi12:38:222:36:587:288:09
8:09
#8465
35K
21.75 mi12:44:322:43:087:306:10
8:15
#8643
23M
23.00 mi12:55:022:53:387:3310:30
8:23
#8849
24M
24.00 mi13:03:253:02:017:358:23
8:23
#9050
40K
24.85 mi13:10:453:09:217:377:20
8:35
#9192
25.2M
25.20 mi13:13:533:12:297:383:08
9:05
#9264
Finish
26.22 mi13:22:043:20:407:408:11
8:02
#9363
Faster pace
Steady pace
Slower pace

Checkpoint and Segment Rankings

CheckpointDistanceSeg. DistOverallMalesM18-39Seg. OverallSeg. MalesSeg. M18-39
5K3.11 mi3.11 mi8172709270929718(Top 37%)7988(Top 53%)7988(Top 151%)
10K6.21 mi3.10 mi8907-7357521-4297521-4299737(Top 37%)8019(Top 53%)8019(Top 152%)
15K9.32 mi3.11 mi9113-2067633-1127633-1129718(Top 37%)7988(Top 53%)7988(Top 151%)
20K12.43 mi3.11 mi8983+1307536+977536+978664(Top 33%)7296(Top 48%)7296(Top 138%)
Half13.11 mi0.68 mi8926+577498+387498+388095(Top 30%)6967(Top 46%)6967(Top 132%)
25K15.53 mi2.42 mi8818+1087426+727426+728311(Top 31%)7013(Top 46%)7013(Top 133%)
30K18.64 mi3.11 mi8556+2627231+1957231+1957676(Top 29%)6500(Top 43%)6500(Top 123%)
20M20.00 mi1.36 mi8487+697164+677164+677933(Top 30%)6559(Top 43%)6559(Top 124%)
21M21.00 mi1.00 mi8465+227130+347130+348299(Top 31%)6651(Top 44%)6651(Top 126%)
35K21.75 mi0.75 mi8643-1787234-1047234-10413681(Top 51%)9254(Top 61%)9254(Top 175%)
23M23.00 mi1.25 mi8849-2067330-967330-9612465(Top 47%)8666(Top 57%)8666(Top 164%)
24M24.00 mi1.00 mi9050-2017426-967426-9613715(Top 52%)9174(Top 60%)9174(Top 174%)
40K24.85 mi0.85 mi9192-1427480-547480-5413779(Top 52%)9132(Top 60%)9132(Top 173%)
25.2M25.20 mi0.35 mi9264-727509-297509-2912927(Top 49%)8707(Top 57%)8707(Top 165%)
Finish26.22 mi1.02 mi9363-997551-427551-4212311(Top 46%)8425(Top 56%)8425(Top 159%)

Segment Performance Analysis

10K→15K

0.0 - 3.1 mi

Top 37%
×21stories
+97ft-345ft

Overall

9718

Males

7988

M18-39

7988

5K→10K

3.1 - 6.2 mi

Top 37%
×5stories
+79ft-138ft

Overall

9737

Males

8019

M18-39

8019

10K→15K

6.2 - 9.3 mi

Top 37%
×3stories
+67ft-78ft

Overall

9718

Males

7988

M18-39

7988

15K→20K

9.3 - 12.4 mi

Top 33%
×5stories
+106ft-86ft

Overall

8664

Males

7296

M18-39

7296

20K→Half

12.4 - 13.1 mi

Top 30%
×2stories
+19ft-37ft

Overall

8095

Males

6967

M18-39

6967

Half→25K

13.1 - 15.5 mi

Top 31%
×4stories
+66ft-88ft

Overall

8311

Males

7013

M18-39

7013

25K→30K

15.5 - 18.6 mi

Top 29%
×9stories
+181ft-148ft

Overall

7676

Males

6500

M18-39

6500

30K→20M

18.6 - 20.0 mi

Top 30%
×5stories
+64ft-50ft

Overall

7933

Males

6559

M18-39

6559

20M→21M

20.0 - 21.0 mi

Top 31%
×8stories
+106ft-24ft

Overall

8299

Males

6651

M18-39

6651

21M→35K

21.0 - 21.8 mi

Top 51%
×7stories
+17ft-86ft

Overall

13681

Males

9254

M18-39

9254

35K→23M

21.8 - 23.0 mi

Top 47%
×5stories
+23ft-63ft

Overall

12465

Males

8666

M18-39

8666

23M→24M

23.0 - 24.0 mi

Top 52%
×6stories
+12ft-82ft

Overall

13715

Males

9174

M18-39

9174

24M→40K

24.0 - 24.9 mi

Top 52%
×1story
+6ft-20ft

Overall

13779

Males

9132

M18-39

9132

40K→25.2M

24.9 - 25.2 mi

Top 49%
×1story
+13ft-16ft

Overall

12927

Males

8707

M18-39

8707

25.2M→Finish

25.2 - 26.2 mi

Top 46%
×2stories
+22ft-21ft

Overall

12311

Males

8425

M18-39

8425

Passing Analysis

Category:
Athletes Passed
1171
Passed By
2362
Net Change
-1191
SegmentAthletes PassedPassed ByNet ChangeStart RankEnd Rank
Start → 5K----#8172
5K → 10K52787-735#8172#8907
10K → 15K82288-206#8907#9113
15K → 20K18858+130#9113#8983
20K → Half647+57#8983#8926
Half → 25K15345+108#8926#8818
25K → 30K30341+262#8818#8556
30K → 20M12152+69#8556#8487
20M → 21M7957+22#8487#8465
21M → 35K10188-178#8465#8643
35K → 23M31237-206#8643#8849
23M → 24M29230-201#8849#9050
24M → 40K27169-142#9050#9192
40K → 25.2M779-72#9192#9264
25.2M → Finish25124-99#9264#9363
TOTALS11712362-1191
📊

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