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BOSTON MARATHON 2023

Paul Carek

Bib: 18611•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 (M55-59)
#0 / 1422
Race Day Weather
49°/39°F
light intensity drizzle

⏱️ Race Timeline

Course Elevation
7–469 ft
≈
×2stacked redwood trees
•▲ 890 ft climb · ▼ 1342 ft descent
Ribbon color based on
FasterSteadySlower· vs. your average pace
Start
0:00
Race begins
5K· 3.11 mi
8:48/mi
27:19
↑ 97↓ 3451.5%
10K· 6.21 mi
8:16/mi
53:00
↑ 79↓ 1380.4%
15K· 9.32 mi
8:11/mi
1:18:25
↑ 67↓ 78
20K· 12.43 mi
8:23/mi
1:44:29
↑ 106↓ 860.1%
Half· 13.11 mi
8:32/mi
1:50:18
↑ 19↓ 370.5%
25K· 15.53 mi
8:36/mi
2:11:08
↑ 66↓ 880.2%
30K· 18.64 mi
9:01/mi
2:39:09
↑ 181↓ 1480.2%
20M
9:15/mi
2:51:43
↑ 64↓ 500.2%
21M
9:38/mi
3:01:21
↑ 106↓ 241.6%
35K· 21.75 mi
9:07/mi
3:08:10
↑ 17↓ 861.7%
23M
9:14/mi
3:19:44
↑ 23↓ 630.6%
24M
9:04/mi
3:28:48
↓ 821.3%
40K· 24.85 mi
9:11/mi
3:36:39
↓ 200.3%
25.2M
9:40/mi
3:39:59
↑ 13↓ 160.2%
Finish· 26.22 mi
8:17/mi
3:48:25
↑ 22↓ 21

The Course

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Half Splits

1st Half· via HalfFaster
Distance13.11 mi
Time1:50:18
Pace8:25 /mi
2nd Half
Distance13.11 mi
Time1:58:07
Pace9:01 /mi
📊Positive Split: 7.1% slower second half

Checkpoint Splits

CheckpointDistanceTime of DayTimeAvg PaceSegment TimeSegment PaceDiff
5K
3.11 mi11:18:4227:198:4827:19
8:48
-
10K
6.21 mi11:44:2353:008:3225:41
8:16
-0:32
15K
9.32 mi12:09:481:18:258:2525:25
8:11
-0:05
20K
12.43 mi12:35:521:44:298:2426:04
8:23
+0:12
Half
13.11 mi12:41:411:50:188:255:49
8:32
+0:09
25K
15.53 mi13:02:312:11:088:2620:50
8:36
+0:04
30K
18.64 mi13:30:322:39:098:3228:01
9:01
+0:25
20M
20.00 mi13:43:062:51:438:3512:34
9:15
+0:14
21M
21.00 mi13:52:443:01:218:389:38
9:38
+0:23
35K
21.75 mi13:59:333:08:108:396:49
9:07
-0:31
23M
23.00 mi14:11:073:19:448:4111:34
9:14
+0:07
24M
24.00 mi14:20:113:28:488:429:04
9:04
-0:10
40K
24.85 mi14:28:023:36:398:437:51
9:11
+0:07
25.2M
25.20 mi14:31:223:39:598:443:20
9:40
+0:29
Finish
26.22 mi14:39:483:48:258:438:26
8:17
-1:23

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

8:11 /mi

Average Pace

8:43 /mi

Slowest Pace

9:40 /mi

Loading chart...
Fastest
Middle
Slowest
Average

📊Segments

Segment Time Comparison

Time at Faster Pace

2:19:34

61% of race

Time at Steady Pace

1:25:31

37% of race

Time at Slower Pace

3:20

1% of race

Average Pace: 8:43 /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 mi11:18:4227:198:4827:19
8:48
#19411
10K
6.21 mi11:44:2353:008:3225:41
8:16
#18082
15K
9.32 mi12:09:481:18:258:2525:25
8:11
#17280
20K
12.43 mi12:35:521:44:298:2426:04
8:23
#16990
Half
13.11 mi12:41:411:50:188:255:49
8:32
#17038
25K
15.53 mi13:02:312:11:088:2620:50
8:36
#16982
30K
18.64 mi13:30:322:39:098:3228:01
9:01
#16987
20M
20.00 mi13:43:062:51:438:3512:34
9:15
#17043
21M
21.00 mi13:52:443:01:218:389:38
9:38
#16996
35K
21.75 mi13:59:333:08:108:396:49
9:07
#17067
23M
23.00 mi14:11:073:19:448:4111:34
9:14
#17069
24M
24.00 mi14:20:113:28:488:429:04
9:04
#17089
40K
24.85 mi14:28:023:36:398:437:51
9:11
#17093
25.2M
25.20 mi14:31:223:39:598:443:20
9:40
#17081
Finish
26.22 mi14:39:483:48:258:438:26
8:17
#16963
Faster pace
Steady pace
Slower pace

Checkpoint and Segment Rankings

CheckpointDistanceSeg. DistOverallMalesM55-59Seg. OverallSeg. MalesSeg. M55-59
5K3.11 mi3.11 mi19411119411194115709(Top 59%)10574(Top 70%)10574(Top 744%)
10K6.21 mi3.10 mi18082+132911480+46111480+46116687(Top 63%)10983(Top 72%)10983(Top 772%)
15K9.32 mi3.11 mi17280+80211176+30411176+30415709(Top 59%)10574(Top 70%)10574(Top 744%)
20K12.43 mi3.11 mi16990+29011049+12711049+12716187(Top 61%)10707(Top 71%)10707(Top 753%)
Half13.11 mi0.68 mi17038-4811064-1511064-1517807(Top 67%)11413(Top 75%)11413(Top 803%)
25K15.53 mi2.42 mi16982+5611029+3511029+3516764(Top 63%)10869(Top 72%)10869(Top 764%)
30K18.64 mi3.11 mi16987-511011+1811011+1817261(Top 65%)11019(Top 73%)11019(Top 775%)
20M20.00 mi1.36 mi17043-5611028-1711028-1717769(Top 67%)11126(Top 73%)11126(Top 782%)
21M21.00 mi1.00 mi16996+4710987+4110987+4116565(Top 62%)10596(Top 70%)10596(Top 745%)
35K21.75 mi0.75 mi17067-7111006-1911006-1918352(Top 69%)11298(Top 74%)11298(Top 795%)
23M23.00 mi1.25 mi17069-210988+1810988+1817232(Top 65%)10793(Top 71%)10793(Top 759%)
24M24.00 mi1.00 mi17089-2010973+1510973+1517513(Top 66%)10852(Top 72%)10852(Top 763%)
40K24.85 mi0.85 mi17093-410960+1310960+1316995(Top 64%)10578(Top 70%)10578(Top 744%)
25.2M25.20 mi0.35 mi17081+1210951+910951+915926(Top 60%)10090(Top 66%)10090(Top 710%)
Finish26.22 mi1.02 mi16963+11810883+6810883+6813941(Top 52%)9228(Top 61%)9228(Top 649%)

Segment Performance Analysis

10K→15K

0.0 - 3.1 mi

Top 59%
×21story building
+97ft-345ft

Overall

15709

Males

10574

M55-59

10574

5K→10K

3.1 - 6.2 mi

Top 63%
×5story building
+79ft-138ft

Overall

16687

Males

10983

M55-59

10983

10K→15K

6.2 - 9.3 mi

Top 59%
×3story building
+67ft-78ft

Overall

15709

Males

10574

M55-59

10574

15K→20K

9.3 - 12.4 mi

Top 61%
×5story building
+106ft-86ft

Overall

16187

Males

10707

M55-59

10707

20K→Half

12.4 - 13.1 mi

Top 67%
×2story building
+19ft-37ft

Overall

17807

Males

11413

M55-59

11413

Half→25K

13.1 - 15.5 mi

Top 63%
×4story building
+66ft-88ft

Overall

16764

Males

10869

M55-59

10869

25K→30K

15.5 - 18.6 mi

Top 65%
×9story building
+181ft-148ft

Overall

17261

Males

11019

M55-59

11019

30K→20M

18.6 - 20.0 mi

Top 67%
×5story building
+64ft-50ft

Overall

17769

Males

11126

M55-59

11126

20M→21M

20.0 - 21.0 mi

Top 62%
×8story building
+106ft-24ft

Overall

16565

Males

10596

M55-59

10596

21M→35K

21.0 - 21.8 mi

Top 69%
×7story building
+17ft-86ft

Overall

18352

Males

11298

M55-59

11298

35K→23M

21.8 - 23.0 mi

Top 65%
×5story building
+23ft-63ft

Overall

17232

Males

10793

M55-59

10793

23M→24M

23.0 - 24.0 mi

Top 66%
×6story building
+12ft-82ft

Overall

17513

Males

10852

M55-59

10852

24M→40K

24.0 - 24.9 mi

Top 64%
×1story
+6ft-20ft

Overall

16995

Males

10578

M55-59

10578

40K→25.2M

24.9 - 25.2 mi

Top 60%
×1story
+13ft-16ft

Overall

15926

Males

10090

M55-59

10090

25.2M→Finish

25.2 - 26.2 mi

Top 52%
×2story building
+22ft-21ft

Overall

13941

Males

9228

M55-59

9228

Passing Analysis

Category:
Athletes Passed
3427
Passed By
979
Net Change
+2448
SegmentAthletes PassedPassed ByNet ChangeStart RankEnd Rank
Start → 5K----#19411
5K → 10K137849+1329#19411#18082
10K → 15K82321+802#18082#17280
15K → 20K34454+290#17280#16990
20K → Half1260-48#16990#17038
Half → 25K13781+56#17038#16982
25K → 30K177182-5#16982#16987
30K → 20M56112-56#16987#17043
20M → 21M11063+47#17043#16996
21M → 35K2798-71#16996#17067
35K → 23M8587-2#17067#17069
23M → 24M5979-20#17069#17089
24M → 40K5054-4#17089#17093
40K → 25.2M3422+12#17093#17081
25.2M → Finish13517+118#17081#16963
TOTALS3427979+2448
📊

Passing Visuals

Category:
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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