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BOSTON MARATHON 2023

Keith Cardoza

Bib: 26572•M

IL

0:00
0:00
/ mi
Masters
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Overall
#0 / 26622
Gender (Male)
#0 / 15176
Masters (Masters Men)
#0 / 9891
Division (M50-54)
#0 / 2052
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
12:14/mi
37:59
↑ 97↓ 3451.5%
10K· 6.21 mi
12:17/mi
1:16:09
↑ 79↓ 1380.4%
15K· 9.32 mi
12:20/mi
1:54:29
↑ 67↓ 78
20K· 12.43 mi
12:52/mi
2:34:29
↑ 106↓ 860.1%
Half· 13.11 mi
13:03/mi
2:43:23
↑ 19↓ 370.5%
25K· 15.53 mi
13:40/mi
3:16:32
↑ 66↓ 880.2%
30K· 18.64 mi
14:45/mi
4:02:22
↑ 181↓ 1480.2%
20M
14:58/mi
4:22:42
↑ 64↓ 500.2%
21M
15:51/mi
4:38:33
↑ 106↓ 241.6%
35K· 21.75 mi
15:33/mi
4:50:11
↑ 17↓ 861.7%
23M
15:02/mi
5:09:00
↑ 23↓ 630.6%
24M
14:49/mi
5:23:49
↓ 821.3%
40K· 24.85 mi
14:43/mi
5:36:24
↓ 200.3%
25.2M
15:22/mi
5:41:42
↑ 13↓ 160.2%
Finish· 26.22 mi
13:34/mi
5:55:32
↑ 22↓ 21

The Course

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Half Splits

1st Half· via HalfFaster
Distance13.11 mi
Time2:43:23
Pace12:28 /mi
2nd Half
Distance13.11 mi
Time3:12:09
Pace14:39 /mi
📊Positive Split: 17.6% slower second half

Checkpoint Splits

CheckpointDistanceTime of DayTimeAvg PaceSegment TimeSegment PaceDiff
5K
3.11 mi11:54:1237:5912:1437:59
12:14
-
10K
6.21 mi12:32:221:16:0912:1538:10
12:17
+0:03
15K
9.32 mi13:10:421:54:2912:1738:20
12:20
+0:03
20K
12.43 mi13:50:422:34:2912:2640:00
12:52
+0:32
Half
13.11 mi13:59:362:43:2312:288:54
13:03
+0:11
25K
15.53 mi14:32:453:16:3212:3933:09
13:40
+0:37
30K
18.64 mi15:18:354:02:2213:0045:50
14:45
+1:05
20M
20.00 mi15:38:554:22:4213:0820:20
14:58
+0:13
21M
21.00 mi15:54:464:38:3313:1615:51
15:51
+0:53
35K
21.75 mi16:06:244:50:1113:2111:38
15:33
-0:18
23M
23.00 mi16:25:135:09:0013:2618:49
15:02
-0:31
24M
24.00 mi16:40:025:23:4913:3014:49
14:49
-0:13
40K
24.85 mi16:52:375:36:2413:3212:35
14:43
-0:06
25.2M
25.20 mi16:57:555:41:4213:345:18
15:22
+0:39
Finish
26.22 mi17:11:455:55:3213:3413:50
13:34
-1:48

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

12:14 /mi

Average Pace

13:34 /mi

Slowest Pace

15:51 /mi

Loading chart...
Fastest
Middle
Slowest
Average

📊Segments

Segment Time Comparison

Time at Faster Pace

3:30:22

59% of race

Time at Steady Pace

1:52:23

32% of race

Time at Slower Pace

32:47

9% of race

Average Pace: 13:34 /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 mi11:54:1237:5912:1437:59
12:14
#26490
10K
6.21 mi12:32:221:16:0912:1538:10
12:17
#26467
15K
9.32 mi13:10:421:54:2912:1738:20
12:20
#26414
20K
12.43 mi13:50:422:34:2912:2640:00
12:52
#26372
Half
13.11 mi13:59:362:43:2312:288:54
13:03
#26374
25K
15.53 mi14:32:453:16:3212:3933:09
13:40
#26364
30K
18.64 mi15:18:354:02:2213:0045:50
14:45
#26398
20M
20.00 mi15:38:554:22:4213:0820:20
14:58
#26406
21M
21.00 mi15:54:464:38:3313:1615:51
15:51
#26405
35K
21.75 mi16:06:244:50:1113:2111:38
15:33
#26429
23M
23.00 mi16:25:135:09:0013:2618:49
15:02
#26435
24M
24.00 mi16:40:025:23:4913:3014:49
14:49
#26447
40K
24.85 mi16:52:375:36:2413:3212:35
14:43
#26451
25.2M
25.20 mi16:57:555:41:4213:345:18
15:22
#26443
Finish
26.22 mi17:11:455:55:3213:3413:50
13:34
#26449
Faster pace
Steady pace
Slower pace

Checkpoint and Segment Rankings

CheckpointDistanceSeg. DistOverallMalesM50-54Seg. OverallSeg. MalesSeg. M50-54
5K3.11 mi3.11 mi26490151151511526246(Top 99%)15026(Top 99%)15026(Top 732%)
10K6.21 mi3.10 mi26467+2315108+715108+726404(Top 99%)15081(Top 99%)15081(Top 735%)
15K9.32 mi3.11 mi26414+5315088+2015088+2026246(Top 99%)15026(Top 99%)15026(Top 732%)
20K12.43 mi3.11 mi26372+4215078+1015078+1026175(Top 98%)14995(Top 99%)14995(Top 731%)
Half13.11 mi0.68 mi26374-215080-215080-226368(Top 99%)15060(Top 99%)15060(Top 734%)
25K15.53 mi2.42 mi26364+1015082-215082-226203(Top 98%)14992(Top 99%)14992(Top 731%)
30K18.64 mi3.11 mi26398-3415085-315085-326344(Top 99%)15042(Top 99%)15042(Top 733%)
20M20.00 mi1.36 mi26406-815088-315088-326285(Top 99%)14988(Top 99%)14988(Top 730%)
21M21.00 mi1.00 mi26405+115086+215086+226167(Top 98%)14940(Top 98%)14940(Top 728%)
35K21.75 mi0.75 mi26429-2415095-915095-926486(Top 99%)15097(Top 99%)15097(Top 736%)
23M23.00 mi1.25 mi26435-615098-315098-326303(Top 99%)14994(Top 99%)14994(Top 731%)
24M24.00 mi1.00 mi26447-1215101-315101-326350(Top 99%)15012(Top 99%)15012(Top 732%)
40K24.85 mi0.85 mi26451-415100+115100+126038(Top 98%)14823(Top 98%)14823(Top 722%)
25.2M25.20 mi0.35 mi26443+815095+515095+525875(Top 97%)14745(Top 97%)14745(Top 719%)
Finish26.22 mi1.02 mi26449-615098-315098-326225(Top 99%)14925(Top 98%)14925(Top 727%)

Segment Performance Analysis

10K→15K

0.0 - 3.1 mi

Top 99%
×21story building
+97ft-345ft

Overall

26246

Males

15026

M50-54

15026

5K→10K

3.1 - 6.2 mi

Top 99%
×5story building
+79ft-138ft

Overall

26404

Males

15081

M50-54

15081

10K→15K

6.2 - 9.3 mi

Top 99%
×3story building
+67ft-78ft

Overall

26246

Males

15026

M50-54

15026

15K→20K

9.3 - 12.4 mi

Top 98%
×5story building
+106ft-86ft

Overall

26175

Males

14995

M50-54

14995

20K→Half

12.4 - 13.1 mi

Top 99%
×2story building
+19ft-37ft

Overall

26368

Males

15060

M50-54

15060

Half→25K

13.1 - 15.5 mi

Top 98%
×4story building
+66ft-88ft

Overall

26203

Males

14992

M50-54

14992

25K→30K

15.5 - 18.6 mi

Top 99%
×9story building
+181ft-148ft

Overall

26344

Males

15042

M50-54

15042

30K→20M

18.6 - 20.0 mi

Top 99%
×5story building
+64ft-50ft

Overall

26285

Males

14988

M50-54

14988

20M→21M

20.0 - 21.0 mi

Top 98%
×8story building
+106ft-24ft

Overall

26167

Males

14940

M50-54

14940

21M→35K

21.0 - 21.8 mi

Top 99%
×7story building
+17ft-86ft

Overall

26486

Males

15097

M50-54

15097

35K→23M

21.8 - 23.0 mi

Top 99%
×5story building
+23ft-63ft

Overall

26303

Males

14994

M50-54

14994

23M→24M

23.0 - 24.0 mi

Top 99%
×6story building
+12ft-82ft

Overall

26350

Males

15012

M50-54

15012

24M→40K

24.0 - 24.9 mi

Top 98%
×1story
+6ft-20ft

Overall

26038

Males

14823

M50-54

14823

40K→25.2M

24.9 - 25.2 mi

Top 97%
×1story
+13ft-16ft

Overall

25875

Males

14745

M50-54

14745

25.2M→Finish

25.2 - 26.2 mi

Top 99%
×2story building
+22ft-21ft

Overall

26225

Males

14925

M50-54

14925

Passing Analysis

Category:
Athletes Passed
281
Passed By
240
Net Change
+41
SegmentAthletes PassedPassed ByNet ChangeStart RankEnd Rank
Start → 5K----#26490
5K → 10K4522+23#26490#26467
10K → 15K607+53#26467#26414
15K → 20K5513+42#26414#26372
20K → Half35-2#26372#26374
Half → 25K3222+10#26374#26364
25K → 30K2155-34#26364#26398
30K → 20M1321-8#26398#26406
20M → 21M1413+1#26406#26405
21M → 35K529-24#26405#26429
35K → 23M915-6#26429#26435
23M → 24M517-12#26435#26447
24M → 40K48-4#26447#26451
40K → 25.2M113+8#26451#26443
25.2M → Finish410-6#26443#26449
TOTALS281240+41
📊

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