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BOSTON MARATHON 2023

Jonathan Caire

Bib: 7035•M

0:00
0:00
/ mi
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Overall
#0 / 26622
Top 15%
Gender (Male)
#0 / 15176
Top 25%
Division (M18-39)
#0 / 5285
Top 50%
Race Day Weather
49°/39°F
light intensity drizzle

⏱️ Race Timeline

Start
0:00:00
Race begins
5K· 3.11 mi
21:28
Rank: #5624
Start → 5K
21:28 | 6:55/mi
10K· 6.21 mi
42:31
Rank: #5332 (+292)
5K → 10K
21:03 | 6:47/mi
15K· 9.32 mi
1:03:39
Rank: #5250 (+82)
10K → 15K
21:08 | 6:48/mi
20K· 12.43 mi
1:24:44
Rank: #5002 (+248)
15K → 20K
21:05 | 6:47/mi
Half· 13.11 mi
1:29:12
Rank: #4899 (+103)
20K → Half
4:28 | 6:33/mi
25K· 15.53 mi
1:45:39
Rank: #4708 (+191)
Half → 25K
16:27 | 6:47/mi
30K· 18.64 mi
2:07:02
Rank: #4430 (+278)
25K → 30K
21:23 | 6:53/mi
20M
2:16:13
Rank: #4249 (+181)
30K → 20M
9:11 | 6:45/mi
21M
2:23:15
Rank: #4070 (+179)
20M → 21M
7:02 | 7:02/mi
35K· 21.75 mi
2:28:07
Rank: #3969 (+101)
21M → 35K
4:52 | 6:30/mi
23M
2:36:53
Rank: #3937 (+32)
35K → 23M
8:46 | 7:00/mi
24M
2:43:59
Rank: #4023 (-86)
23M → 24M
7:06 | 7:06/mi
40K· 24.85 mi
2:50:11
Rank: #4090 (-67)
24M → 40K
6:12 | 7:15/mi
25.2M
2:52:49
Rank: #4099 (-9)
40K → 25.2M
2:38 | 7:38/mi
Finish· 26.22 mi
2:59:35
Rank: #4068 (+31)
25.2M → Finish
6:46 | 6:38/mi

The Course

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Half Splits

1st Half· via HalfFaster
Distance13.11 mi
Time1:29:12
Pace6:48 /mi
2nd Half
Distance13.11 mi
Time1:30:23
Pace6:54 /mi
📊Positive Split: 1.3% slower second half

Checkpoint Splits

CheckpointDistanceTime of DayTimeAvg PaceSegment TimeSegment PaceDiff
5K
3.11 mi10:26:3921:286:5521:28
6:55
-
10K
6.21 mi10:47:4242:316:5121:03
6:47
-0:08
15K
9.32 mi11:08:501:03:396:5021:08
6:48
+0:01
20K
12.43 mi11:29:551:24:446:4921:05
6:47
-0:01
Half
13.11 mi11:34:231:29:126:484:28
6:33
-0:14
25K
15.53 mi11:50:501:45:396:4816:27
6:47
+0:14
30K
18.64 mi12:12:132:07:026:4921:23
6:53
+0:06
20M
20.00 mi12:21:242:16:136:499:11
6:45
-0:08
21M
21.00 mi12:28:262:23:156:497:02
7:02
+0:17
35K
21.75 mi12:33:182:28:076:494:52
6:30
-0:32
23M
23.00 mi12:42:042:36:536:498:46
7:00
+0:30
24M
24.00 mi12:49:102:43:596:507:06
7:06
+0:06
40K
24.85 mi12:55:222:50:116:516:12
7:15
+0:09
25.2M
25.20 mi12:58:002:52:496:512:38
7:38
+0:23
Finish
26.22 mi13:04:462:59:356:516:46
6:38
-1:00

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

6:30 /mi

Average Pace

6:51 /mi

Slowest Pace

7:38 /mi

Loading chart...
Fastest
Middle
Slowest
Average

📊Segments

Segment Time Comparison

Time at Faster Pace

2:50:45

95% of race

Time at Steady Pace

8:50

5% of race

Time at Slower Pace

0:00

0% of race

Average Pace: 6:51 /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 mi10:26:3921:286:5521:28
6:55
#5624
10K
6.21 mi10:47:4242:316:5121:03
6:47
#5332
15K
9.32 mi11:08:501:03:396:5021:08
6:48
#5250
20K
12.43 mi11:29:551:24:446:4921:05
6:47
#5002
Half
13.11 mi11:34:231:29:126:484:28
6:33
#4899
25K
15.53 mi11:50:501:45:396:4816:27
6:47
#4708
30K
18.64 mi12:12:132:07:026:4921:23
6:53
#4430
20M
20.00 mi12:21:242:16:136:499:11
6:45
#4249
21M
21.00 mi12:28:262:23:156:497:02
7:02
#4070
35K
21.75 mi12:33:182:28:076:494:52
6:30
#3969
23M
23.00 mi12:42:042:36:536:498:46
7:00
#3937
24M
24.00 mi12:49:102:43:596:507:06
7:06
#4023
40K
24.85 mi12:55:222:50:116:516:12
7:15
#4090
25.2M
25.20 mi12:58:002:52:496:512:38
7:38
#4099
Finish
26.22 mi13:04:462:59:356:516:46
6:38
#4068
Faster pace
Steady pace
Slower pace

Checkpoint and Segment Rankings

CheckpointDistanceSeg. DistOverallMalesM18-39Seg. OverallSeg. MalesSeg. M18-39
5K3.11 mi3.11 mi5624517651765127(Top 19%)4744(Top 31%)4744(Top 90%)
10K6.21 mi3.10 mi5332+2924927+2494927+2495038(Top 19%)4661(Top 31%)4661(Top 88%)
15K9.32 mi3.11 mi5250+824863+644863+645127(Top 19%)4744(Top 31%)4744(Top 90%)
20K12.43 mi3.11 mi5002+2484650+2134650+2134305(Top 16%)4022(Top 27%)4022(Top 76%)
Half13.11 mi0.68 mi4899+1034557+934557+933108(Top 12%)2973(Top 20%)2973(Top 56%)
25K15.53 mi2.42 mi4708+1914385+1724385+1724009(Top 15%)3760(Top 25%)3760(Top 71%)
30K18.64 mi3.11 mi4430+2784138+2474138+2473547(Top 13%)3331(Top 22%)3331(Top 63%)
20M20.00 mi1.36 mi4249+1813985+1533985+1532590(Top 10%)2457(Top 16%)2457(Top 46%)
21M21.00 mi1.00 mi4070+1793817+1683817+1682332(Top 9%)2205(Top 15%)2205(Top 42%)
35K21.75 mi0.75 mi3969+1013728+893728+892476(Top 9%)2348(Top 15%)2348(Top 44%)
23M23.00 mi1.25 mi3937+323694+343694+343801(Top 14%)3508(Top 23%)3508(Top 66%)
24M24.00 mi1.00 mi4023-863769-753769-755174(Top 19%)4547(Top 30%)4547(Top 86%)
40K24.85 mi0.85 mi4090-673827-583827-585124(Top 19%)4420(Top 29%)4420(Top 84%)
25.2M25.20 mi0.35 mi4099-93837-103837-104506(Top 17%)3919(Top 26%)3919(Top 74%)
Finish26.22 mi1.02 mi4068+313806+313806+313204(Top 12%)2881(Top 19%)2881(Top 55%)

Segment Performance Analysis

10K→15K

0.0 - 3.1 mi

Top 19%
×21stories
+97ft-345ft

Overall

5127

Males

4744

M18-39

4744

5K→10K

3.1 - 6.2 mi

Top 19%
×5stories
+79ft-138ft

Overall

5038

Males

4661

M18-39

4661

10K→15K

6.2 - 9.3 mi

Top 19%
×3stories
+67ft-78ft

Overall

5127

Males

4744

M18-39

4744

15K→20K

9.3 - 12.4 mi

Top 16%
×5stories
+106ft-86ft

Overall

4305

Males

4022

M18-39

4022

20K→Half

12.4 - 13.1 mi

Top 12%
×2stories
+19ft-37ft

Overall

3108

Males

2973

M18-39

2973

Half→25K

13.1 - 15.5 mi

Top 15%
×4stories
+66ft-88ft

Overall

4009

Males

3760

M18-39

3760

25K→30K

15.5 - 18.6 mi

Top 13%
×9stories
+181ft-148ft

Overall

3547

Males

3331

M18-39

3331

30K→20M

18.6 - 20.0 mi

Top 10%
×5stories
+64ft-50ft

Overall

2590

Males

2457

M18-39

2457

20M→21M

20.0 - 21.0 mi

Top 9%
×8stories
+106ft-24ft

Overall

2332

Males

2205

M18-39

2205

21M→35K

21.0 - 21.8 mi

Top 9%
×7stories
+17ft-86ft

Overall

2476

Males

2348

M18-39

2348

35K→23M

21.8 - 23.0 mi

Top 14%
×5stories
+23ft-63ft

Overall

3801

Males

3508

M18-39

3508

23M→24M

23.0 - 24.0 mi

Top 19%
×6stories
+12ft-82ft

Overall

5174

Males

4547

M18-39

4547

24M→40K

24.0 - 24.9 mi

Top 19%
×1story
+6ft-20ft

Overall

5124

Males

4420

M18-39

4420

40K→25.2M

24.9 - 25.2 mi

Top 17%
×1story
+13ft-16ft

Overall

4506

Males

3919

M18-39

3919

25.2M→Finish

25.2 - 26.2 mi

Top 12%
×2stories
+22ft-21ft

Overall

3204

Males

2881

M18-39

2881

Passing Analysis

Category:
Athletes Passed
2106
Passed By
550
Net Change
+1556
SegmentAthletes PassedPassed ByNet ChangeStart RankEnd Rank
Start → 5K----#5624
5K → 10K37684+292#5624#5332
10K → 15K15270+82#5332#5250
15K → 20K27022+248#5250#5002
20K → Half1052+103#5002#4899
Half → 25K21322+191#4899#4708
25K → 30K29416+278#4708#4430
30K → 20M1876+181#4430#4249
20M → 21M1856+179#4249#4070
21M → 35K1043+101#4070#3969
35K → 23M7442+32#3969#3937
23M → 24M29115-86#3937#4023
24M → 40K3198-67#4023#4090
40K → 25.2M2231-9#4090#4099
25.2M → Finish6433+31#4099#4068
TOTALS2106550+1556
📊

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