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BOSTON MARATHON 2023

Tracy Kendrick

Bib: 21843•M

CA

0:00
0:00
/ mi
Masters
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Overall
#0 / 26622
Gender (Male)
#0 / 15176
Masters (Masters Men)
#0 / 9891
Division (M60-64)
#0 / 1110
Top 43%
Race Day Weather
49°/39°F
light intensity drizzle

⏱️ Race Timeline

Start
0:00:00
Race begins
5K· 3.11 mi
26:06
Rank: #16871
Start → 5K
26:06 | 8:24/mi
10K· 6.21 mi
51:41
Rank: #16643 (+228)
5K → 10K
25:35 | 8:14/mi
15K· 9.32 mi
1:17:31
Rank: #16627 (+16)
10K → 15K
25:50 | 8:19/mi
20K· 12.43 mi
1:44:10
Rank: #16807 (-180)
15K → 20K
26:39 | 8:35/mi
Half· 13.11 mi
1:49:56
Rank: #16850 (-43)
20K → Half
5:46 | 8:27/mi
25K· 15.53 mi
2:10:47
Rank: #16848 (+2)
Half → 25K
20:51 | 8:36/mi
30K· 18.64 mi
2:38:31
Rank: #16802 (+46)
25K → 30K
27:44 | 8:56/mi
20M
2:51:00
Rank: #16827 (-25)
30K → 20M
12:29 | 9:11/mi
21M
3:00:31
Rank: #16771 (+56)
20M → 21M
9:31 | 9:31/mi
35K· 21.75 mi
3:06:50
Rank: #16709 (+62)
21M → 35K
6:19 | 8:27/mi
23M
3:18:15
Rank: #16694 (+15)
35K → 23M
11:25 | 9:07/mi
24M
3:26:56
Rank: #16634 (+60)
23M → 24M
8:41 | 8:41/mi
40K· 24.85 mi
3:34:36
Rank: #16607 (+27)
24M → 40K
7:40 | 8:58/mi
25.2M
3:37:56
Rank: #16588 (+19)
40K → 25.2M
3:20 | 9:40/mi
Finish· 26.22 mi
3:46:55
Rank: #16597 (-9)
25.2M → Finish
8:59 | 8:49/mi

The Course

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Half Splits

1st Half· via HalfFaster
Distance13.11 mi
Time1:49:56
Pace8:23 /mi
2nd Half
Distance13.11 mi
Time1:56:59
Pace8:55 /mi
📊Positive Split: 6.4% slower second half

Checkpoint Splits

CheckpointDistanceTime of DayTimeAvg PaceSegment TimeSegment PaceDiff
5K
3.11 mi11:18:2626:068:2426:06
8:24
-
10K
6.21 mi11:44:0151:418:1925:35
8:14
-0:10
15K
9.32 mi12:09:511:17:318:1925:50
8:19
+0:05
20K
12.43 mi12:36:301:44:108:2326:39
8:35
+0:16
Half
13.11 mi12:42:161:49:568:235:46
8:27
-0:08
25K
15.53 mi13:03:072:10:478:2520:51
8:36
+0:09
30K
18.64 mi13:30:512:38:318:3027:44
8:56
+0:20
20M
20.00 mi13:43:202:51:008:3312:29
9:11
+0:15
21M
21.00 mi13:52:513:00:318:369:31
9:31
+0:20
35K
21.75 mi13:59:103:06:508:356:19
8:27
-1:04
23M
23.00 mi14:10:353:18:158:3711:25
9:07
+0:40
24M
24.00 mi14:19:163:26:568:378:41
8:41
-0:26
40K
24.85 mi14:26:563:34:368:387:40
8:58
+0:17
25.2M
25.20 mi14:30:163:37:568:393:20
9:40
+0:42
Finish
26.22 mi14:39:153:46:558:408:59
8:49
-0:51

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

8:14 /mi

Average Pace

8:40 /mi

Slowest Pace

9:40 /mi

Loading chart...
Fastest
Middle
Slowest
Average

📊Segments

Segment Time Comparison

Time at Faster Pace

3:10:10

84% of race

Time at Steady Pace

36:45

16% of race

Time at Slower Pace

0:00

0% of race

Average Pace: 8:39 /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 mi11:18:2626:068:2426:06
8:24
#16871
10K
6.21 mi11:44:0151:418:1925:35
8:14
#16643
15K
9.32 mi12:09:511:17:318:1925:50
8:19
#16627
20K
12.43 mi12:36:301:44:108:2326:39
8:35
#16807
Half
13.11 mi12:42:161:49:568:235:46
8:27
#16850
25K
15.53 mi13:03:072:10:478:2520:51
8:36
#16848
30K
18.64 mi13:30:512:38:318:3027:44
8:56
#16802
20M
20.00 mi13:43:202:51:008:3312:29
9:11
#16827
21M
21.00 mi13:52:513:00:318:369:31
9:31
#16771
35K
21.75 mi13:59:103:06:508:356:19
8:27
#16709
23M
23.00 mi14:10:353:18:158:3711:25
9:07
#16694
24M
24.00 mi14:19:163:26:568:378:41
8:41
#16634
40K
24.85 mi14:26:563:34:368:387:40
8:58
#16607
25.2M
25.20 mi14:30:163:37:568:393:20
9:40
#16588
Finish
26.22 mi14:39:153:46:558:408:59
8:49
#16597
Faster pace
Steady pace
Slower pace

Checkpoint and Segment Rankings

CheckpointDistanceSeg. DistOverallMalesM60-64Seg. OverallSeg. MalesSeg. M60-64
5K3.11 mi3.11 mi16871110111101116630(Top 62%)10922(Top 72%)10922(Top 984%)
10K6.21 mi3.10 mi16643+22810955+5610955+5616479(Top 62%)10898(Top 72%)10898(Top 982%)
15K9.32 mi3.11 mi16627+1610929+2610929+2616630(Top 62%)10922(Top 72%)10922(Top 984%)
20K12.43 mi3.11 mi16807-18010978-4910978-4917330(Top 65%)11184(Top 74%)11184(Top 1008%)
Half13.11 mi0.68 mi16850-4310997-1910997-1917417(Top 65%)11251(Top 74%)11251(Top 1014%)
25K15.53 mi2.42 mi16848+210965+3210965+3216798(Top 63%)10882(Top 72%)10882(Top 980%)
30K18.64 mi3.11 mi16802+4610934+3110934+3116788(Top 63%)10821(Top 71%)10821(Top 975%)
20M20.00 mi1.36 mi16827-2510930+410930+417463(Top 66%)11008(Top 73%)11008(Top 992%)
21M21.00 mi1.00 mi16771+5610900+3010900+3016017(Top 60%)10360(Top 68%)10360(Top 933%)
35K21.75 mi0.75 mi16709+6210864+3610864+3614965(Top 56%)9870(Top 65%)9870(Top 889%)
23M23.00 mi1.25 mi16694+1510829+3510829+3516613(Top 62%)10506(Top 69%)10506(Top 946%)
24M24.00 mi1.00 mi16634+6010788+4110788+4115551(Top 58%)9976(Top 66%)9976(Top 899%)
40K24.85 mi0.85 mi16607+2710753+3510753+3515948(Top 60%)10109(Top 67%)10109(Top 911%)
25.2M25.20 mi0.35 mi16588+1910745+810745+815922(Top 60%)10086(Top 66%)10086(Top 909%)
Finish26.22 mi1.02 mi16597-910737+810737+817092(Top 64%)10649(Top 70%)10649(Top 959%)

Segment Performance Analysis

10K→15K

0.0 - 3.1 mi

Top 62%
×21stories
+97ft-345ft

Overall

16630

Males

10922

M60-64

10922

5K→10K

3.1 - 6.2 mi

Top 62%
×5stories
+79ft-138ft

Overall

16479

Males

10898

M60-64

10898

10K→15K

6.2 - 9.3 mi

Top 62%
×3stories
+67ft-78ft

Overall

16630

Males

10922

M60-64

10922

15K→20K

9.3 - 12.4 mi

Top 65%
×5stories
+106ft-86ft

Overall

17330

Males

11184

M60-64

11184

20K→Half

12.4 - 13.1 mi

Top 65%
×2stories
+19ft-37ft

Overall

17417

Males

11251

M60-64

11251

Half→25K

13.1 - 15.5 mi

Top 63%
×4stories
+66ft-88ft

Overall

16798

Males

10882

M60-64

10882

25K→30K

15.5 - 18.6 mi

Top 63%
×9stories
+181ft-148ft

Overall

16788

Males

10821

M60-64

10821

30K→20M

18.6 - 20.0 mi

Top 66%
×5stories
+64ft-50ft

Overall

17463

Males

11008

M60-64

11008

20M→21M

20.0 - 21.0 mi

Top 60%
×8stories
+106ft-24ft

Overall

16017

Males

10360

M60-64

10360

21M→35K

21.0 - 21.8 mi

Top 56%
×7stories
+17ft-86ft

Overall

14965

Males

9870

M60-64

9870

35K→23M

21.8 - 23.0 mi

Top 62%
×5stories
+23ft-63ft

Overall

16613

Males

10506

M60-64

10506

23M→24M

23.0 - 24.0 mi

Top 58%
×6stories
+12ft-82ft

Overall

15551

Males

9976

M60-64

9976

24M→40K

24.0 - 24.9 mi

Top 60%
×1story
+6ft-20ft

Overall

15948

Males

10109

M60-64

10109

40K→25.2M

24.9 - 25.2 mi

Top 60%
×1story
+13ft-16ft

Overall

15922

Males

10086

M60-64

10086

25.2M→Finish

25.2 - 26.2 mi

Top 64%
×2stories
+22ft-21ft

Overall

17092

Males

10649

M60-64

10649

Passing Analysis

Category:
Athletes Passed
1682
Passed By
1408
Net Change
+274
SegmentAthletes PassedPassed ByNet ChangeStart RankEnd Rank
Start → 5K----#16871
5K → 10K430202+228#16871#16643
10K → 15K214198+16#16643#16627
15K → 20K119299-180#16627#16807
20K → Half1053-43#16807#16850
Half → 25K118116+2#16850#16848
25K → 30K187141+46#16848#16802
30K → 20M7196-25#16802#16827
20M → 21M10650+56#16827#16771
21M → 35K7715+62#16771#16709
35K → 23M10085+15#16709#16694
23M → 24M9232+60#16694#16634
24M → 40K7245+27#16634#16607
40K → 25.2M4021+19#16607#16588
25.2M → Finish4655-9#16588#16597
TOTALS16821408+274
📊

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