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BOSTON MARATHON 2023

Craig Zelent

Bib: 19864•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 45%
Race Day Weather
49°/39°F
light intensity drizzle

⏱️ Race Timeline

Start
0:00:00
Race begins
5K· 3.11 mi
25:46
Rank: #16089
Start → 5K
25:46 | 8:18/mi
10K· 6.21 mi
50:16
Rank: #15036 (+1053)
5K → 10K
24:30 | 7:53/mi
15K· 9.32 mi
1:15:13
Rank: #14902 (+134)
10K → 15K
24:57 | 8:02/mi
20K· 12.43 mi
1:40:54
Rank: #15019 (-117)
15K → 20K
25:41 | 8:16/mi
Half· 13.11 mi
1:46:33
Rank: #15072 (-53)
20K → Half
5:39 | 8:17/mi
25K· 15.53 mi
2:07:12
Rank: #15271 (-199)
Half → 25K
20:39 | 8:31/mi
30K· 18.64 mi
2:35:53
Rank: #15888 (-617)
25K → 30K
28:41 | 9:14/mi
20M
2:48:23
Rank: #16027 (-139)
30K → 20M
12:30 | 9:12/mi
21M
2:58:06
Rank: #16061 (-34)
20M → 21M
9:43 | 9:43/mi
35K· 21.75 mi
3:05:05
Rank: #16210 (-149)
21M → 35K
6:59 | 9:20/mi
23M
3:17:01
Rank: #16360 (-150)
35K → 23M
11:56 | 9:32/mi
24M
3:26:21
Rank: #16501 (-141)
23M → 24M
9:20 | 9:20/mi
40K· 24.85 mi
3:34:27
Rank: #16572 (-71)
24M → 40K
8:06 | 9:28/mi
25.2M
3:38:00
Rank: #16605 (-33)
40K → 25.2M
3:33 | 10:18/mi
Finish· 26.22 mi
3:47:22
Rank: #16712 (-107)
25.2M → Finish
9:22 | 9:11/mi

The Course

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Half Splits

1st Half· via HalfFaster
Distance13.11 mi
Time1:46:33
Pace8:08 /mi
2nd Half
Distance13.11 mi
Time2:00:49
Pace9:13 /mi
📊Positive Split: 13.4% slower second half

Checkpoint Splits

CheckpointDistanceTime of DayTimeAvg PaceSegment TimeSegment PaceDiff
5K
3.11 mi11:17:3725:468:1825:46
8:18
-
10K
6.21 mi11:42:0750:168:0524:30
7:53
-0:25
15K
9.32 mi12:07:041:15:138:0424:57
8:02
+0:09
20K
12.43 mi12:32:451:40:548:0725:41
8:16
+0:14
Half
13.11 mi12:38:241:46:338:085:39
8:17
+0:01
25K
15.53 mi12:59:032:07:128:1120:39
8:31
+0:14
30K
18.64 mi13:27:442:35:538:2228:41
9:14
+0:43
20M
20.00 mi13:40:142:48:238:2512:30
9:12
-0:02
21M
21.00 mi13:49:572:58:068:299:43
9:43
+0:31
35K
21.75 mi13:56:563:05:058:316:59
9:20
-0:23
23M
23.00 mi14:08:523:17:018:3411:56
9:32
+0:12
24M
24.00 mi14:18:123:26:218:369:20
9:20
-0:12
40K
24.85 mi14:26:183:34:278:388:06
9:28
+0:08
25.2M
25.20 mi14:29:513:38:008:393:33
10:18
+0:50
Finish
26.22 mi14:39:133:47:228:419:22
9:11
-1:07

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

7:53 /mi

Average Pace

8:41 /mi

Slowest Pace

10:18 /mi

Loading chart...
Fastest
Middle
Slowest
Average

📊Segments

Segment Time Comparison

Time at Faster Pace

2:07:12

56% of race

Time at Steady Pace

1:26:54

38% of race

Time at Slower Pace

13:16

6% of race

Average Pace: 8:40 /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 mi11:17:3725:468:1825:46
8:18
#16089
10K
6.21 mi11:42:0750:168:0524:30
7:53
#15036
15K
9.32 mi12:07:041:15:138:0424:57
8:02
#14902
20K
12.43 mi12:32:451:40:548:0725:41
8:16
#15019
Half
13.11 mi12:38:241:46:338:085:39
8:17
#15072
25K
15.53 mi12:59:032:07:128:1120:39
8:31
#15271
30K
18.64 mi13:27:442:35:538:2228:41
9:14
#15888
20M
20.00 mi13:40:142:48:238:2512:30
9:12
#16027
21M
21.00 mi13:49:572:58:068:299:43
9:43
#16061
35K
21.75 mi13:56:563:05:058:316:59
9:20
#16210
23M
23.00 mi14:08:523:17:018:3411:56
9:32
#16360
24M
24.00 mi14:18:123:26:218:369:20
9:20
#16501
40K
24.85 mi14:26:183:34:278:388:06
9:28
#16572
25.2M
25.20 mi14:29:513:38:008:393:33
10:18
#16605
Finish
26.22 mi14:39:133:47:228:419:22
9:11
#16712
Faster pace
Steady pace
Slower pace

Checkpoint and Segment Rankings

CheckpointDistanceSeg. DistOverallMalesM60-64Seg. OverallSeg. MalesSeg. M60-64
5K3.11 mi3.11 mi16089107291072914639(Top 55%)10158(Top 67%)10158(Top 915%)
10K6.21 mi3.10 mi15036+105310349+38010349+38013858(Top 52%)9885(Top 65%)9885(Top 891%)
15K9.32 mi3.11 mi14902+13410285+6410285+6414639(Top 55%)10158(Top 67%)10158(Top 915%)
20K12.43 mi3.11 mi15019-11710305-2010305-2015383(Top 58%)10412(Top 69%)10412(Top 938%)
Half13.11 mi0.68 mi15072-5310322-1710322-1716332(Top 61%)10818(Top 71%)10818(Top 975%)
25K15.53 mi2.42 mi15271-19910371-4910371-4916292(Top 61%)10665(Top 70%)10665(Top 961%)
30K18.64 mi3.11 mi15888-61710563-19210563-19218294(Top 69%)11460(Top 76%)11460(Top 1032%)
20M20.00 mi1.36 mi16027-13910598-3510598-3517520(Top 66%)11034(Top 73%)11034(Top 994%)
21M21.00 mi1.00 mi16061-3410590+810590+816903(Top 63%)10752(Top 71%)10752(Top 969%)
35K21.75 mi0.75 mi16210-14910629-3910629-3919263(Top 72%)11709(Top 77%)11709(Top 1055%)
23M23.00 mi1.25 mi16360-15010688-5910688-5918431(Top 69%)11314(Top 75%)11314(Top 1019%)
24M24.00 mi1.00 mi16501-14110734-4610734-4618582(Top 70%)11343(Top 75%)11343(Top 1022%)
40K24.85 mi0.85 mi16572-7110744-1010744-1018229(Top 68%)11140(Top 73%)11140(Top 1004%)
25.2M25.20 mi0.35 mi16605-3310752-810752-818411(Top 69%)11203(Top 74%)11203(Top 1009%)
Finish26.22 mi1.02 mi16712-10710782-3010782-3018851(Top 71%)11467(Top 76%)11467(Top 1033%)

Segment Performance Analysis

10K→15K

0.0 - 3.1 mi

Top 55%
×21stories
+97ft-345ft

Overall

14639

Males

10158

M60-64

10158

5K→10K

3.1 - 6.2 mi

Top 52%
×5stories
+79ft-138ft

Overall

13858

Males

9885

M60-64

9885

10K→15K

6.2 - 9.3 mi

Top 55%
×3stories
+67ft-78ft

Overall

14639

Males

10158

M60-64

10158

15K→20K

9.3 - 12.4 mi

Top 58%
×5stories
+106ft-86ft

Overall

15383

Males

10412

M60-64

10412

20K→Half

12.4 - 13.1 mi

Top 61%
×2stories
+19ft-37ft

Overall

16332

Males

10818

M60-64

10818

Half→25K

13.1 - 15.5 mi

Top 61%
×4stories
+66ft-88ft

Overall

16292

Males

10665

M60-64

10665

25K→30K

15.5 - 18.6 mi

Top 69%
×9stories
+181ft-148ft

Overall

18294

Males

11460

M60-64

11460

30K→20M

18.6 - 20.0 mi

Top 66%
×5stories
+64ft-50ft

Overall

17520

Males

11034

M60-64

11034

20M→21M

20.0 - 21.0 mi

Top 63%
×8stories
+106ft-24ft

Overall

16903

Males

10752

M60-64

10752

21M→35K

21.0 - 21.8 mi

Top 72%
×7stories
+17ft-86ft

Overall

19263

Males

11709

M60-64

11709

35K→23M

21.8 - 23.0 mi

Top 69%
×5stories
+23ft-63ft

Overall

18431

Males

11314

M60-64

11314

23M→24M

23.0 - 24.0 mi

Top 70%
×6stories
+12ft-82ft

Overall

18582

Males

11343

M60-64

11343

24M→40K

24.0 - 24.9 mi

Top 68%
×1story
+6ft-20ft

Overall

18229

Males

11140

M60-64

11140

40K→25.2M

24.9 - 25.2 mi

Top 69%
×1story
+13ft-16ft

Overall

18411

Males

11203

M60-64

11203

25.2M→Finish

25.2 - 26.2 mi

Top 71%
×2stories
+22ft-21ft

Overall

18851

Males

11467

M60-64

11467

Passing Analysis

Category:
Athletes Passed
1953
Passed By
2576
Net Change
-623
SegmentAthletes PassedPassed ByNet ChangeStart RankEnd Rank
Start → 5K----#16089
5K → 10K110148+1053#16089#15036
10K → 15K252118+134#15036#14902
15K → 20K151268-117#14902#15019
20K → Half1871-53#15019#15072
Half → 25K77276-199#15072#15271
25K → 30K50667-617#15271#15888
30K → 20M52191-139#15888#16027
20M → 21M72106-34#16027#16061
21M → 35K22171-149#16061#16210
35K → 23M37187-150#16210#16360
23M → 24M26167-141#16360#16501
24M → 40K43114-71#16501#16572
40K → 25.2M2154-33#16572#16605
25.2M → Finish31138-107#16605#16712
TOTALS19532576-623
📊

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