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BOSTON MARATHON 2023

Jonathan May

Bib: 1747•M

IL

0:00
0:00
/ mi
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Overall
#0 / 26622
Top 5%
Gender (Male)
#0 / 15176
Top 8%
Division (M18-39)
#0 / 5285
Top 20%
Race Day Weather
49°/39°F
light intensity drizzle

⏱️ Race Timeline

Start
0:00:00
Race begins
5K· 3.11 mi
19:37
Rank: #1494
Start → 5K
19:37 | 6:19/mi
10K· 6.21 mi
39:34
Rank: #1845 (-351)
5K → 10K
19:57 | 6:25/mi
15K· 9.32 mi
59:42
Rank: #2030 (-185)
10K → 15K
20:08 | 6:29/mi
20K· 12.43 mi
1:20:19
Rank: #2260 (-230)
15K → 20K
20:37 | 6:38/mi
Half· 13.11 mi
1:24:33
Rank: #2201 (+59)
20K → Half
4:14 | 6:12/mi
25K· 15.53 mi
1:39:46
Rank: #2005 (+196)
Half → 25K
15:13 | 6:17/mi
30K· 18.64 mi
1:59:18
Rank: #1728 (+277)
25K → 30K
19:32 | 6:17/mi
20M
2:07:49
Rank: #1645 (+83)
30K → 20M
8:31 | 6:16/mi
21M
2:14:22
Rank: #1568 (+77)
20M → 21M
6:33 | 6:33/mi
35K· 21.75 mi
2:18:58
Rank: #1535 (+33)
21M → 35K
4:36 | 6:09/mi
23M
2:26:46
Rank: #1454 (+81)
35K → 23M
7:48 | 6:14/mi
24M
2:32:53
Rank: #1398 (+56)
23M → 24M
6:07 | 6:07/mi
40K· 24.85 mi
2:38:15
Rank: #1358 (+40)
24M → 40K
5:22 | 6:17/mi
25.2M
2:40:36
Rank: #1345 (+13)
40K → 25.2M
2:21 | 6:49/mi
Finish· 26.22 mi
2:47:02
Rank: #1327 (+18)
25.2M → Finish
6:26 | 6:19/mi

The Course

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Half Splits

1st Half· via Half
Distance13.11 mi
Time1:24:33
Pace6:27 /mi
2nd Half✓ Faster
Distance13.11 mi
Time1:22:29
Pace6:18 /mi
📊Negative Split: 2.4% faster second half

Checkpoint Splits

CheckpointDistanceTime of DayTimeAvg PaceSegment TimeSegment PaceDiff
5K
3.11 mi10:20:1319:376:1919:37
6:19
-
10K
6.21 mi10:40:1039:346:2219:57
6:25
+0:06
15K
9.32 mi11:00:1859:426:2420:08
6:29
+0:04
20K
12.43 mi11:20:551:20:196:2820:37
6:38
+0:09
Half
13.11 mi11:25:091:24:336:274:14
6:12
-0:26
25K
15.53 mi11:40:221:39:466:2515:13
6:17
+0:05
30K
18.64 mi11:59:541:59:186:2419:32
6:17
0:00
20M
20.00 mi12:08:252:07:496:238:31
6:16
-0:01
21M
21.00 mi12:14:582:14:226:246:33
6:33
+0:17
35K
21.75 mi12:19:342:18:586:234:36
6:09
-0:24
23M
23.00 mi12:27:222:26:466:237:48
6:14
+0:05
24M
24.00 mi12:33:292:32:536:226:07
6:07
-0:07
40K
24.85 mi12:38:512:38:156:225:22
6:17
+0:10
25.2M
25.20 mi12:41:122:40:366:222:21
6:49
+0:32
Finish
26.22 mi12:47:382:47:026:236:26
6:19
-0:30

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

6:07 /mi

Average Pace

6:23 /mi

Slowest Pace

6:49 /mi

Loading chart...
Fastest
Middle
Slowest
Average

📊Segments

Segment Time Comparison

Time at Faster Pace

2:44:41

99% of race

Time at Steady Pace

2:21

1% of race

Time at Slower Pace

0:00

0% of race

Average Pace: 6:22 /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 mi10:20:1319:376:1919:37
6:19
#1494
10K
6.21 mi10:40:1039:346:2219:57
6:25
#1845
15K
9.32 mi11:00:1859:426:2420:08
6:29
#2030
20K
12.43 mi11:20:551:20:196:2820:37
6:38
#2260
Half
13.11 mi11:25:091:24:336:274:14
6:12
#2201
25K
15.53 mi11:40:221:39:466:2515:13
6:17
#2005
30K
18.64 mi11:59:541:59:186:2419:32
6:17
#1728
20M
20.00 mi12:08:252:07:496:238:31
6:16
#1645
21M
21.00 mi12:14:582:14:226:246:33
6:33
#1568
35K
21.75 mi12:19:342:18:586:234:36
6:09
#1535
23M
23.00 mi12:27:222:26:466:237:48
6:14
#1454
24M
24.00 mi12:33:292:32:536:226:07
6:07
#1398
40K
24.85 mi12:38:512:38:156:225:22
6:17
#1358
25.2M
25.20 mi12:41:122:40:366:222:21
6:49
#1345
Finish
26.22 mi12:47:382:47:026:236:26
6:19
#1327
Faster pace
Steady pace
Slower pace

Checkpoint and Segment Rankings

CheckpointDistanceSeg. DistOverallMalesM18-39Seg. OverallSeg. MalesSeg. M18-39
5K3.11 mi3.11 mi1494142114212542(Top 10%)2437(Top 16%)2437(Top 46%)
10K6.21 mi3.10 mi1845-3511765-3441765-3442355(Top 9%)2255(Top 15%)2255(Top 43%)
15K9.32 mi3.11 mi2030-1851945-1801945-1802542(Top 10%)2437(Top 16%)2437(Top 46%)
20K12.43 mi3.11 mi2260-2302164-2192164-2193096(Top 12%)2943(Top 19%)2943(Top 56%)
Half13.11 mi0.68 mi2201+592108+562108+561439(Top 5%)1376(Top 9%)1376(Top 26%)
25K15.53 mi2.42 mi2005+1961922+1861922+1861260(Top 5%)1203(Top 8%)1203(Top 23%)
30K18.64 mi3.11 mi1728+2771652+2701652+270889(Top 3%)846(Top 6%)846(Top 16%)
20M20.00 mi1.36 mi1645+831572+801572+80807(Top 3%)767(Top 5%)767(Top 15%)
21M21.00 mi1.00 mi1568+771499+731499+73773(Top 3%)730(Top 5%)730(Top 14%)
35K21.75 mi0.75 mi1535+331466+331466+331120(Top 4%)1064(Top 7%)1064(Top 20%)
23M23.00 mi1.25 mi1454+811388+781388+78683(Top 3%)643(Top 4%)643(Top 12%)
24M24.00 mi1.00 mi1398+561334+541334+54814(Top 3%)770(Top 5%)770(Top 15%)
40K24.85 mi0.85 mi1358+401294+401294+40859(Top 3%)812(Top 5%)812(Top 15%)
25.2M25.20 mi0.35 mi1345+131281+131281+131256(Top 5%)1188(Top 8%)1188(Top 22%)
Finish26.22 mi1.02 mi1327+181263+181263+181705(Top 6%)1601(Top 11%)1601(Top 30%)

Segment Performance Analysis

10K→15K

0.0 - 3.1 mi

Top 10%
×21stories
+97ft-345ft

Overall

2542

Males

2437

M18-39

2437

5K→10K

3.1 - 6.2 mi

Top 9%
×5stories
+79ft-138ft

Overall

2355

Males

2255

M18-39

2255

10K→15K

6.2 - 9.3 mi

Top 10%
×3stories
+67ft-78ft

Overall

2542

Males

2437

M18-39

2437

15K→20K

9.3 - 12.4 mi

Top 12%
×5stories
+106ft-86ft

Overall

3096

Males

2943

M18-39

2943

20K→Half

12.4 - 13.1 mi

Top 5%
×2stories
+19ft-37ft

Overall

1439

Males

1376

M18-39

1376

Half→25K

13.1 - 15.5 mi

Top 5%
×4stories
+66ft-88ft

Overall

1260

Males

1203

M18-39

1203

25K→30K

15.5 - 18.6 mi

Top 3%
×9stories
+181ft-148ft

Overall

889

Males

846

M18-39

846

30K→20M

18.6 - 20.0 mi

Top 3%
×5stories
+64ft-50ft

Overall

807

Males

767

M18-39

767

20M→21M

20.0 - 21.0 mi

Top 3%
×8stories
+106ft-24ft

Overall

773

Males

730

M18-39

730

21M→35K

21.0 - 21.8 mi

Top 4%
×7stories
+17ft-86ft

Overall

1120

Males

1064

M18-39

1064

35K→23M

21.8 - 23.0 mi

Top 3%
×5stories
+23ft-63ft

Overall

683

Males

643

M18-39

643

23M→24M

23.0 - 24.0 mi

Top 3%
×6stories
+12ft-82ft

Overall

814

Males

770

M18-39

770

24M→40K

24.0 - 24.9 mi

Top 3%
×1story
+6ft-20ft

Overall

859

Males

812

M18-39

812

40K→25.2M

24.9 - 25.2 mi

Top 5%
×1story
+13ft-16ft

Overall

1256

Males

1188

M18-39

1188

25.2M→Finish

25.2 - 26.2 mi

Top 6%
×2stories
+22ft-21ft

Overall

1705

Males

1601

M18-39

1601

Passing Analysis

Category:
Athletes Passed
1007
Passed By
840
Net Change
+167
SegmentAthletes PassedPassed ByNet ChangeStart RankEnd Rank
Start → 5K----#1494
5K → 10K12363-351#1494#1845
10K → 15K17202-185#1845#2030
15K → 20K20250-230#2030#2260
20K → Half601+59#2260#2201
Half → 25K1960+196#2201#2005
25K → 30K2781+277#2005#1728
30K → 20M841+83#1728#1645
20M → 21M781+77#1645#1568
21M → 35K341+33#1568#1535
35K → 23M810+81#1535#1454
23M → 24M560+56#1454#1398
24M → 40K444+40#1398#1358
40K → 25.2M163+13#1358#1345
25.2M → Finish3113+18#1345#1327
TOTALS1007840+167
📊

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