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BOSTON MARATHON 2023

Eric Johnson

Bib: 5689•M

CO

0:00
0:00
/ mi
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Overall
#0 / 26622
Top 11%
Gender (Male)
#0 / 15176
Top 18%
Division (M18-39)
#0 / 5285
Top 39%
Race Day Weather
49°/39°F
light intensity drizzle

⏱️ Race Timeline

Start
0:00:00
Race begins
5K· 3.11 mi
21:13
Rank: #4922
Start → 5K
21:13 | 6:50/mi
10K· 6.21 mi
42:13
Rank: #4909 (+13)
5K → 10K
21:00 | 6:46/mi
15K· 9.32 mi
1:03:06
Rank: #4696 (+213)
10K → 15K
20:53 | 6:43/mi
20K· 12.43 mi
1:23:56
Rank: #4377 (+319)
15K → 20K
20:50 | 6:42/mi
Half· 13.11 mi
1:28:30
Rank: #4370 (+7)
20K → Half
4:34 | 6:42/mi
25K· 15.53 mi
1:44:37
Rank: #4087 (+283)
Half → 25K
16:07 | 6:39/mi
30K· 18.64 mi
2:05:30
Rank: #3702 (+385)
25K → 30K
20:53 | 6:43/mi
20M
2:14:36
Rank: #3536 (+166)
30K → 20M
9:06 | 6:42/mi
21M
2:21:31
Rank: #3346 (+190)
20M → 21M
6:55 | 6:55/mi
35K· 21.75 mi
2:26:23
Rank: #3301 (+45)
21M → 35K
4:52 | 6:30/mi
23M
2:34:52
Rank: #3225 (+76)
35K → 23M
8:29 | 6:47/mi
24M
2:41:25
Rank: #3156 (+69)
23M → 24M
6:33 | 6:33/mi
40K· 24.85 mi
2:47:09
Rank: #3081 (+75)
24M → 40K
5:44 | 6:42/mi
25.2M
2:49:32
Rank: #3030 (+51)
40K → 25.2M
2:23 | 6:55/mi
Finish· 26.22 mi
2:55:52
Rank: #2895 (+135)
25.2M → Finish
6:20 | 6:13/mi

The Course

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Half Splits

1st Half· via Half
Distance13.11 mi
Time1:28:30
Pace6:45 /mi
2nd Half✓ Faster
Distance13.11 mi
Time1:27:22
Pace6:40 /mi
📊Negative Split: 1.3% faster second half

Checkpoint Splits

CheckpointDistanceTime of DayTimeAvg PaceSegment TimeSegment PaceDiff
5K
3.11 mi10:24:0421:136:5021:13
6:50
-
10K
6.21 mi10:45:0442:136:4821:00
6:46
-0:04
15K
9.32 mi11:05:571:03:066:4620:53
6:43
-0:03
20K
12.43 mi11:26:471:23:566:4520:50
6:42
-0:01
Half
13.11 mi11:31:211:28:306:454:34
6:42
0:00
25K
15.53 mi11:47:281:44:376:4416:07
6:39
-0:03
30K
18.64 mi12:08:212:05:306:4420:53
6:43
+0:04
20M
20.00 mi12:17:272:14:366:449:06
6:42
-0:01
21M
21.00 mi12:24:222:21:316:446:55
6:55
+0:13
35K
21.75 mi12:29:142:26:236:444:52
6:30
-0:25
23M
23.00 mi12:37:432:34:526:448:29
6:47
+0:17
24M
24.00 mi12:44:162:41:256:446:33
6:33
-0:14
40K
24.85 mi12:50:002:47:096:445:44
6:42
+0:09
25.2M
25.20 mi12:52:232:49:326:442:23
6:55
+0:13
Finish
26.22 mi12:58:432:55:526:436:20
6:13
-0:42

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

6:13 /mi

Average Pace

6:43 /mi

Slowest Pace

6:55 /mi

Loading chart...
Fastest
Middle
Slowest
Average

📊Segments

Segment Time Comparison

Time at Faster Pace

2:46:34

95% of race

Time at Steady Pace

9:18

5% of race

Time at Slower Pace

0:00

0% of race

Average Pace: 6:42 /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 mi10:24:0421:136:5021:13
6:50
#4922
10K
6.21 mi10:45:0442:136:4821:00
6:46
#4909
15K
9.32 mi11:05:571:03:066:4620:53
6:43
#4696
20K
12.43 mi11:26:471:23:566:4520:50
6:42
#4377
Half
13.11 mi11:31:211:28:306:454:34
6:42
#4370
25K
15.53 mi11:47:281:44:376:4416:07
6:39
#4087
30K
18.64 mi12:08:212:05:306:4420:53
6:43
#3702
20M
20.00 mi12:17:272:14:366:449:06
6:42
#3536
21M
21.00 mi12:24:222:21:316:446:55
6:55
#3346
35K
21.75 mi12:29:142:26:236:444:52
6:30
#3301
23M
23.00 mi12:37:432:34:526:448:29
6:47
#3225
24M
24.00 mi12:44:162:41:256:446:33
6:33
#3156
40K
24.85 mi12:50:002:47:096:445:44
6:42
#3081
25.2M
25.20 mi12:52:232:49:326:442:23
6:55
#3030
Finish
26.22 mi12:58:432:55:526:436:20
6:13
#2895
Faster pace
Steady pace
Slower pace

Checkpoint and Segment Rankings

CheckpointDistanceSeg. DistOverallMalesM18-39Seg. OverallSeg. MalesSeg. M18-39
5K3.11 mi3.11 mi4922456845684313(Top 16%)4038(Top 27%)4038(Top 76%)
10K6.21 mi3.10 mi4909+134554+144554+144881(Top 18%)4526(Top 30%)4526(Top 86%)
15K9.32 mi3.11 mi4696+2134374+1804374+1804313(Top 16%)4038(Top 27%)4038(Top 76%)
20K12.43 mi3.11 mi4377+3194096+2784096+2783614(Top 14%)3419(Top 23%)3419(Top 65%)
Half13.11 mi0.68 mi4370+74090+64090+64169(Top 16%)3893(Top 26%)3893(Top 74%)
25K15.53 mi2.42 mi4087+2833836+2543836+2542983(Top 11%)2843(Top 19%)2843(Top 54%)
30K18.64 mi3.11 mi3702+3853498+3383498+3382524(Top 9%)2401(Top 16%)2401(Top 45%)
20M20.00 mi1.36 mi3536+1663344+1543344+1542271(Top 9%)2160(Top 14%)2160(Top 41%)
21M21.00 mi1.00 mi3346+1903169+1753169+1751838(Top 7%)1750(Top 12%)1750(Top 33%)
35K21.75 mi0.75 mi3301+453126+433126+432444(Top 9%)2316(Top 15%)2316(Top 44%)
23M23.00 mi1.25 mi3225+763055+713055+712516(Top 9%)2362(Top 16%)2362(Top 45%)
24M24.00 mi1.00 mi3156+692993+622993+622313(Top 9%)2164(Top 14%)2164(Top 41%)
40K24.85 mi0.85 mi3081+752919+742919+742369(Top 9%)2199(Top 14%)2199(Top 42%)
25.2M25.20 mi0.35 mi3030+512871+482871+481505(Top 6%)1422(Top 9%)1422(Top 27%)
Finish26.22 mi1.02 mi2895+1352744+1272744+1271339(Top 5%)1269(Top 8%)1269(Top 24%)

Segment Performance Analysis

10K→15K

0.0 - 3.1 mi

Top 16%
×21stories
+97ft-345ft

Overall

4313

Males

4038

M18-39

4038

5K→10K

3.1 - 6.2 mi

Top 18%
×5stories
+79ft-138ft

Overall

4881

Males

4526

M18-39

4526

10K→15K

6.2 - 9.3 mi

Top 16%
×3stories
+67ft-78ft

Overall

4313

Males

4038

M18-39

4038

15K→20K

9.3 - 12.4 mi

Top 14%
×5stories
+106ft-86ft

Overall

3614

Males

3419

M18-39

3419

20K→Half

12.4 - 13.1 mi

Top 16%
×2stories
+19ft-37ft

Overall

4169

Males

3893

M18-39

3893

Half→25K

13.1 - 15.5 mi

Top 11%
×4stories
+66ft-88ft

Overall

2983

Males

2843

M18-39

2843

25K→30K

15.5 - 18.6 mi

Top 9%
×9stories
+181ft-148ft

Overall

2524

Males

2401

M18-39

2401

30K→20M

18.6 - 20.0 mi

Top 9%
×5stories
+64ft-50ft

Overall

2271

Males

2160

M18-39

2160

20M→21M

20.0 - 21.0 mi

Top 7%
×8stories
+106ft-24ft

Overall

1838

Males

1750

M18-39

1750

21M→35K

21.0 - 21.8 mi

Top 9%
×7stories
+17ft-86ft

Overall

2444

Males

2316

M18-39

2316

35K→23M

21.8 - 23.0 mi

Top 9%
×5stories
+23ft-63ft

Overall

2516

Males

2362

M18-39

2362

23M→24M

23.0 - 24.0 mi

Top 9%
×6stories
+12ft-82ft

Overall

2313

Males

2164

M18-39

2164

24M→40K

24.0 - 24.9 mi

Top 9%
×1story
+6ft-20ft

Overall

2369

Males

2199

M18-39

2199

40K→25.2M

24.9 - 25.2 mi

Top 6%
×1story
+13ft-16ft

Overall

1505

Males

1422

M18-39

1422

25.2M→Finish

25.2 - 26.2 mi

Top 5%
×2stories
+22ft-21ft

Overall

1339

Males

1269

M18-39

1269

Passing Analysis

Category:
Athletes Passed
2323
Passed By
296
Net Change
+2027
SegmentAthletes PassedPassed ByNet ChangeStart RankEnd Rank
Start → 5K----#4922
5K → 10K200187+13#4922#4909
10K → 15K24532+213#4909#4696
15K → 20K32910+319#4696#4377
20K → Half2316+7#4377#4370
Half → 25K2852+283#4370#4087
25K → 30K3894+385#4087#3702
30K → 20M1693+166#3702#3536
20M → 21M1911+190#3536#3346
21M → 35K527+45#3346#3301
35K → 23M9317+76#3301#3225
23M → 24M767+69#3225#3156
24M → 40K849+75#3156#3081
40K → 25.2M510+51#3081#3030
25.2M → Finish1361+135#3030#2895
TOTALS2323296+2027
📊

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