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BOSTON MARATHON 2023

Brian Tambourine

Bib: 1952•M

CA

0:00
0:00
/ mi
Masters
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Overall
#0 / 26622
Top 11%
Gender (Male)
#0 / 15176
Top 18%
Masters (Masters Men)
#0 / 9891
Top 7%
Division (M40-44)
#0 / 2241
Top 18%
Race Day Weather
49°/39°F
light intensity drizzle

⏱️ Race Timeline

Start
0:00:00
Race begins
5K· 3.11 mi
20:50
Rank: #3710
Start → 5K
20:50 | 6:42/mi
10K· 6.21 mi
41:28
Rank: #3717 (-7)
5K → 10K
20:38 | 6:38/mi
15K· 9.32 mi
1:02:20
Rank: #3886 (-169)
10K → 15K
20:52 | 6:43/mi
20K· 12.43 mi
1:23:16
Rank: #3863 (+23)
15K → 20K
20:56 | 6:44/mi
Half· 13.11 mi
1:27:47
Rank: #3855 (+8)
20K → Half
4:31 | 6:37/mi
25K· 15.53 mi
1:44:02
Rank: #3742 (+113)
Half → 25K
16:15 | 6:42/mi
30K· 18.64 mi
2:05:03
Rank: #3503 (+239)
25K → 30K
21:01 | 6:46/mi
20M
2:14:12
Rank: #3364 (+139)
30K → 20M
9:09 | 6:44/mi
21M
2:21:18
Rank: #3282 (+82)
20M → 21M
7:06 | 7:06/mi
35K· 21.75 mi
2:26:03
Rank: #3195 (+87)
21M → 35K
4:45 | 6:21/mi
23M
2:34:31
Rank: #3109 (+86)
35K → 23M
8:28 | 6:46/mi
24M
2:40:57
Rank: #3014 (+95)
23M → 24M
6:26 | 6:26/mi
40K· 24.85 mi
2:46:30
Rank: #2913 (+101)
24M → 40K
5:33 | 6:29/mi
25.2M
2:48:56
Rank: #2871 (+42)
40K → 25.2M
2:26 | 7:03/mi
Finish· 26.22 mi
2:55:39
Rank: #2854 (+17)
25.2M → Finish
6:43 | 6:35/mi

The Course

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Half Splits

1st Half· via Half⚖️ Balanced
Distance13.11 mi
Time1:27:47
Pace6:42 /mi
2nd Half⚖️ Balanced
Distance13.11 mi
Time1:27:52
Pace6:42 /mi
📊Even Split: Consistent pacing between halves

Checkpoint Splits

CheckpointDistanceTime of DayTimeAvg PaceSegment TimeSegment PaceDiff
5K
3.11 mi10:21:3320:506:4220:50
6:42
-
10K
6.21 mi10:42:1141:286:4020:38
6:38
-0:04
15K
9.32 mi11:03:031:02:206:4120:52
6:43
+0:05
20K
12.43 mi11:23:591:23:166:4220:56
6:44
+0:01
Half
13.11 mi11:28:301:27:476:424:31
6:37
-0:07
25K
15.53 mi11:44:451:44:026:4216:15
6:42
+0:05
30K
18.64 mi12:05:462:05:036:4221:01
6:46
+0:04
20M
20.00 mi12:14:552:14:126:439:09
6:44
-0:02
21M
21.00 mi12:22:012:21:186:447:06
7:06
+0:22
35K
21.75 mi12:26:462:26:036:434:45
6:21
-0:45
23M
23.00 mi12:35:142:34:316:438:28
6:46
+0:25
24M
24.00 mi12:41:402:40:576:426:26
6:26
-0:20
40K
24.85 mi12:47:132:46:306:425:33
6:29
+0:03
25.2M
25.20 mi12:49:392:48:566:422:26
7:03
+0:34
Finish
26.22 mi12:56:222:55:396:426:43
6:35
-0:28

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

6:21 /mi

Average Pace

6:42 /mi

Slowest Pace

7:06 /mi

Loading chart...
Fastest
Middle
Slowest
Average

📊Segments

Segment Time Comparison

Time at Faster Pace

2:46:07

95% of race

Time at Steady Pace

9:32

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 mi10:21:3320:506:4220:50
6:42
#3710
10K
6.21 mi10:42:1141:286:4020:38
6:38
#3717
15K
9.32 mi11:03:031:02:206:4120:52
6:43
#3886
20K
12.43 mi11:23:591:23:166:4220:56
6:44
#3863
Half
13.11 mi11:28:301:27:476:424:31
6:37
#3855
25K
15.53 mi11:44:451:44:026:4216:15
6:42
#3742
30K
18.64 mi12:05:462:05:036:4221:01
6:46
#3503
20M
20.00 mi12:14:552:14:126:439:09
6:44
#3364
21M
21.00 mi12:22:012:21:186:447:06
7:06
#3282
35K
21.75 mi12:26:462:26:036:434:45
6:21
#3195
23M
23.00 mi12:35:142:34:316:438:28
6:46
#3109
24M
24.00 mi12:41:402:40:576:426:26
6:26
#3014
40K
24.85 mi12:47:132:46:306:425:33
6:29
#2913
25.2M
25.20 mi12:49:392:48:566:422:26
7:03
#2871
Finish
26.22 mi12:56:222:55:396:426:43
6:35
#2854
Faster pace
Steady pace
Slower pace

Checkpoint and Segment Rankings

CheckpointDistanceSeg. DistOverallMalesM40-44Seg. OverallSeg. MalesSeg. M40-44
5K3.11 mi3.11 mi3710348634864263(Top 16%)3993(Top 26%)3993(Top 178%)
10K6.21 mi3.10 mi3717-73506-203506-203793(Top 14%)3577(Top 24%)3577(Top 160%)
15K9.32 mi3.11 mi3886-1693661-1553661-1554263(Top 16%)3993(Top 26%)3993(Top 178%)
20K12.43 mi3.11 mi3863+233643+183643+183849(Top 14%)3629(Top 24%)3629(Top 162%)
Half13.11 mi0.68 mi3855+83636+73636+73529(Top 13%)3337(Top 22%)3337(Top 149%)
25K15.53 mi2.42 mi3742+1133537+993537+993355(Top 13%)3182(Top 21%)3182(Top 142%)
30K18.64 mi3.11 mi3503+2393316+2213316+2212770(Top 10%)2628(Top 17%)2628(Top 117%)
20M20.00 mi1.36 mi3364+1393186+1303186+1302447(Top 9%)2322(Top 15%)2322(Top 104%)
21M21.00 mi1.00 mi3282+823109+773109+772628(Top 10%)2474(Top 16%)2474(Top 110%)
35K21.75 mi0.75 mi3195+873028+813028+811782(Top 7%)1695(Top 11%)1695(Top 76%)
23M23.00 mi1.25 mi3109+862951+772951+772447(Top 9%)2299(Top 15%)2299(Top 103%)
24M24.00 mi1.00 mi3014+952861+902861+901831(Top 7%)1727(Top 11%)1727(Top 77%)
40K24.85 mi0.85 mi2913+1012767+942767+941526(Top 6%)1440(Top 9%)1440(Top 64%)
25.2M25.20 mi0.35 mi2871+422728+392728+391941(Top 7%)1824(Top 12%)1824(Top 81%)
Finish26.22 mi1.02 mi2854+172705+232705+232933(Top 11%)2658(Top 18%)2658(Top 119%)

Segment Performance Analysis

10K→15K

0.0 - 3.1 mi

Top 16%
×21stories
+97ft-345ft

Overall

4263

Males

3993

M40-44

3993

5K→10K

3.1 - 6.2 mi

Top 14%
×5stories
+79ft-138ft

Overall

3793

Males

3577

M40-44

3577

10K→15K

6.2 - 9.3 mi

Top 16%
×3stories
+67ft-78ft

Overall

4263

Males

3993

M40-44

3993

15K→20K

9.3 - 12.4 mi

Top 14%
×5stories
+106ft-86ft

Overall

3849

Males

3629

M40-44

3629

20K→Half

12.4 - 13.1 mi

Top 13%
×2stories
+19ft-37ft

Overall

3529

Males

3337

M40-44

3337

Half→25K

13.1 - 15.5 mi

Top 13%
×4stories
+66ft-88ft

Overall

3355

Males

3182

M40-44

3182

25K→30K

15.5 - 18.6 mi

Top 10%
×9stories
+181ft-148ft

Overall

2770

Males

2628

M40-44

2628

30K→20M

18.6 - 20.0 mi

Top 9%
×5stories
+64ft-50ft

Overall

2447

Males

2322

M40-44

2322

20M→21M

20.0 - 21.0 mi

Top 10%
×8stories
+106ft-24ft

Overall

2628

Males

2474

M40-44

2474

21M→35K

21.0 - 21.8 mi

Top 7%
×7stories
+17ft-86ft

Overall

1782

Males

1695

M40-44

1695

35K→23M

21.8 - 23.0 mi

Top 9%
×5stories
+23ft-63ft

Overall

2447

Males

2299

M40-44

2299

23M→24M

23.0 - 24.0 mi

Top 7%
×6stories
+12ft-82ft

Overall

1831

Males

1727

M40-44

1727

24M→40K

24.0 - 24.9 mi

Top 6%
×1story
+6ft-20ft

Overall

1526

Males

1440

M40-44

1440

40K→25.2M

24.9 - 25.2 mi

Top 7%
×1story
+13ft-16ft

Overall

1941

Males

1824

M40-44

1824

25.2M→Finish

25.2 - 26.2 mi

Top 11%
×2stories
+22ft-21ft

Overall

2933

Males

2658

M40-44

2658

Passing Analysis

Category:
Athletes Passed
1537
Passed By
681
Net Change
+856
SegmentAthletes PassedPassed ByNet ChangeStart RankEnd Rank
Start → 5K----#3710
5K → 10K204211-7#3710#3717
10K → 15K57226-169#3717#3886
15K → 20K124101+23#3886#3863
20K → Half2618+8#3863#3855
Half → 25K14229+113#3855#3742
25K → 30K25617+239#3742#3503
30K → 20M1456+139#3503#3364
20M → 21M9715+82#3364#3282
21M → 35K881+87#3282#3195
35K → 23M10418+86#3195#3109
23M → 24M1016+95#3109#3014
24M → 40K1043+101#3014#2913
40K → 25.2M431+42#2913#2871
25.2M → Finish4629+17#2871#2854
TOTALS1537681+856
📊

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