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BOSTON MARATHON 2023

Jeremy Thorburn

Bib: 3423•M

CA

0:00
0:00
/ mi
Masters
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Overall
#0 / 26622
Top 9%
Gender (Male)
#0 / 15176
Top 16%
Masters (Masters Men)
#0 / 9891
Top 6%
Division (M40-44)
#0 / 2241
Top 15%
Race Day Weather
49°/39°F
light intensity drizzle

⏱️ Race Timeline

Start
0:00:00
Race begins
5K· 3.11 mi
19:42
Rank: #1596
Start → 5K
19:42 | 6:20/mi
10K· 6.21 mi
39:16
Rank: #1640 (-44)
5K → 10K
19:34 | 6:18/mi
15K· 9.32 mi
59:12
Rank: #1803 (-163)
10K → 15K
19:56 | 6:25/mi
20K· 12.43 mi
1:19:22
Rank: #1873 (-70)
15K → 20K
20:10 | 6:29/mi
Half· 13.11 mi
1:23:45
Rank: #1889 (-16)
20K → Half
4:23 | 6:25/mi
25K· 15.53 mi
1:39:39
Rank: #1958 (-69)
Half → 25K
15:54 | 6:33/mi
30K· 18.64 mi
2:00:54
Rank: #2149 (-191)
25K → 30K
21:15 | 6:50/mi
20M
2:10:18
Rank: #2218 (-69)
30K → 20M
9:24 | 6:55/mi
21M
2:17:38
Rank: #2267 (-49)
20M → 21M
7:20 | 7:20/mi
35K· 21.75 mi
2:22:43
Rank: #2301 (-34)
21M → 35K
5:05 | 6:48/mi
23M
2:31:33
Rank: #2359 (-58)
35K → 23M
8:50 | 7:03/mi
24M
2:38:28
Rank: #2396 (-37)
23M → 24M
6:55 | 6:55/mi
40K· 24.85 mi
2:44:30
Rank: #2416 (-20)
24M → 40K
6:02 | 7:03/mi
25.2M
2:47:07
Rank: #2424 (-8)
40K → 25.2M
2:37 | 7:35/mi
Finish· 26.22 mi
2:54:12
Rank: #2512 (-88)
25.2M → Finish
7:05 | 6:57/mi

The Course

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Half Splits

1st Half· via HalfFaster
Distance13.11 mi
Time1:23:45
Pace6:23 /mi
2nd Half
Distance13.11 mi
Time1:30:27
Pace6:54 /mi
📊Positive Split: 8.0% slower second half

Checkpoint Splits

CheckpointDistanceTime of DayTimeAvg PaceSegment TimeSegment PaceDiff
5K
3.11 mi10:21:0219:426:2019:42
6:20
-
10K
6.21 mi10:40:3639:166:1919:34
6:18
-0:02
15K
9.32 mi11:00:3259:126:2119:56
6:25
+0:07
20K
12.43 mi11:20:421:19:226:2320:10
6:29
+0:04
Half
13.11 mi11:25:051:23:456:234:23
6:25
-0:04
25K
15.53 mi11:40:591:39:396:2515:54
6:33
+0:08
30K
18.64 mi12:02:142:00:546:2921:15
6:50
+0:17
20M
20.00 mi12:11:382:10:186:319:24
6:55
+0:05
21M
21.00 mi12:18:582:17:386:337:20
7:20
+0:25
35K
21.75 mi12:24:032:22:436:345:05
6:48
-0:32
23M
23.00 mi12:32:532:31:336:358:50
7:03
+0:15
24M
24.00 mi12:39:482:38:286:366:55
6:55
-0:08
40K
24.85 mi12:45:502:44:306:376:02
7:03
+0:08
25.2M
25.20 mi12:48:272:47:076:382:37
7:35
+0:32
Finish
26.22 mi12:55:322:54:126:397:05
6:57
-0:38

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

6:18 /mi

Average Pace

6:39 /mi

Slowest Pace

7:35 /mi

Loading chart...
Fastest
Middle
Slowest
Average

📊Segments

Segment Time Comparison

Time at Faster Pace

1:39:39

57% of race

Time at Steady Pace

49:44

29% of race

Time at Slower Pace

24:49

14% of race

Average Pace: 6:39 /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 mi10:21:0219:426:2019:42
6:20
#1596
10K
6.21 mi10:40:3639:166:1919:34
6:18
#1640
15K
9.32 mi11:00:3259:126:2119:56
6:25
#1803
20K
12.43 mi11:20:421:19:226:2320:10
6:29
#1873
Half
13.11 mi11:25:051:23:456:234:23
6:25
#1889
25K
15.53 mi11:40:591:39:396:2515:54
6:33
#1958
30K
18.64 mi12:02:142:00:546:2921:15
6:50
#2149
20M
20.00 mi12:11:382:10:186:319:24
6:55
#2218
21M
21.00 mi12:18:582:17:386:337:20
7:20
#2267
35K
21.75 mi12:24:032:22:436:345:05
6:48
#2301
23M
23.00 mi12:32:532:31:336:358:50
7:03
#2359
24M
24.00 mi12:39:482:38:286:366:55
6:55
#2396
40K
24.85 mi12:45:502:44:306:376:02
7:03
#2416
25.2M
25.20 mi12:48:272:47:076:382:37
7:35
#2424
Finish
26.22 mi12:55:322:54:126:397:05
6:57
#2512
Faster pace
Steady pace
Slower pace

Checkpoint and Segment Rankings

CheckpointDistanceSeg. DistOverallMalesM40-44Seg. OverallSeg. MalesSeg. M40-44
5K3.11 mi3.11 mi1596152115212183(Top 8%)2096(Top 14%)2096(Top 94%)
10K6.21 mi3.10 mi1640-441566-451566-451769(Top 7%)1692(Top 11%)1692(Top 76%)
15K9.32 mi3.11 mi1803-1631724-1581724-1582183(Top 8%)2096(Top 14%)2096(Top 94%)
20K12.43 mi3.11 mi1873-701793-691793-692235(Top 8%)2145(Top 14%)2145(Top 96%)
Half13.11 mi0.68 mi1889-161809-161809-162366(Top 9%)2271(Top 15%)2271(Top 101%)
25K15.53 mi2.42 mi1958-691876-671876-672472(Top 9%)2364(Top 16%)2364(Top 105%)
30K18.64 mi3.11 mi2149-1912062-1862062-1863244(Top 12%)3056(Top 20%)3056(Top 136%)
20M20.00 mi1.36 mi2218-692128-662128-663500(Top 13%)3265(Top 22%)3265(Top 146%)
21M21.00 mi1.00 mi2267-492173-452173-453748(Top 14%)3471(Top 23%)3471(Top 155%)
35K21.75 mi0.75 mi2301-342204-312204-314095(Top 15%)3745(Top 25%)3745(Top 167%)
23M23.00 mi1.25 mi2359-582258-542258-544026(Top 15%)3702(Top 24%)3702(Top 165%)
24M24.00 mi1.00 mi2396-372293-352293-354222(Top 16%)3834(Top 25%)3834(Top 171%)
40K24.85 mi0.85 mi2416-202310-172310-174099(Top 15%)3660(Top 24%)3660(Top 163%)
25.2M25.20 mi0.35 mi2424-82316-62316-64237(Top 16%)3707(Top 24%)3707(Top 165%)
Finish26.22 mi1.02 mi2512-882396-802396-804887(Top 18%)4184(Top 28%)4184(Top 187%)

Segment Performance Analysis

10K→15K

0.0 - 3.1 mi

Top 8%
×21stories
+97ft-345ft

Overall

2183

Males

2096

M40-44

2096

5K→10K

3.1 - 6.2 mi

Top 7%
×5stories
+79ft-138ft

Overall

1769

Males

1692

M40-44

1692

10K→15K

6.2 - 9.3 mi

Top 8%
×3stories
+67ft-78ft

Overall

2183

Males

2096

M40-44

2096

15K→20K

9.3 - 12.4 mi

Top 8%
×5stories
+106ft-86ft

Overall

2235

Males

2145

M40-44

2145

20K→Half

12.4 - 13.1 mi

Top 9%
×2stories
+19ft-37ft

Overall

2366

Males

2271

M40-44

2271

Half→25K

13.1 - 15.5 mi

Top 9%
×4stories
+66ft-88ft

Overall

2472

Males

2364

M40-44

2364

25K→30K

15.5 - 18.6 mi

Top 12%
×9stories
+181ft-148ft

Overall

3244

Males

3056

M40-44

3056

30K→20M

18.6 - 20.0 mi

Top 13%
×5stories
+64ft-50ft

Overall

3500

Males

3265

M40-44

3265

20M→21M

20.0 - 21.0 mi

Top 14%
×8stories
+106ft-24ft

Overall

3748

Males

3471

M40-44

3471

21M→35K

21.0 - 21.8 mi

Top 15%
×7stories
+17ft-86ft

Overall

4095

Males

3745

M40-44

3745

35K→23M

21.8 - 23.0 mi

Top 15%
×5stories
+23ft-63ft

Overall

4026

Males

3702

M40-44

3702

23M→24M

23.0 - 24.0 mi

Top 16%
×6stories
+12ft-82ft

Overall

4222

Males

3834

M40-44

3834

24M→40K

24.0 - 24.9 mi

Top 15%
×1story
+6ft-20ft

Overall

4099

Males

3660

M40-44

3660

40K→25.2M

24.9 - 25.2 mi

Top 16%
×1story
+13ft-16ft

Overall

4237

Males

3707

M40-44

3707

25.2M→Finish

25.2 - 26.2 mi

Top 18%
×2stories
+22ft-21ft

Overall

4887

Males

4184

M40-44

4184

Passing Analysis

Category:
Athletes Passed
299
Passed By
1215
Net Change
-916
SegmentAthletes PassedPassed ByNet ChangeStart RankEnd Rank
Start → 5K----#1596
5K → 10K72116-44#1596#1640
10K → 15K17180-163#1640#1803
15K → 20K33103-70#1803#1873
20K → Half319-16#1873#1889
Half → 25K2089-69#1889#1958
25K → 30K27218-191#1958#2149
30K → 20M1988-69#2149#2218
20M → 21M1968-49#2218#2267
21M → 35K1246-34#2267#2301
35K → 23M2179-58#2301#2359
23M → 24M1552-37#2359#2396
24M → 40K1636-20#2396#2416
40K → 25.2M1220-8#2416#2424
25.2M → Finish13101-88#2424#2512
TOTALS2991215-916
📊

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