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BOSTON MARATHON 2023

Marty Clark

Bib: 20131•M

MA

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 26%
Race Day Weather
49°/39°F
light intensity drizzle

⏱️ Race Timeline

Start
0:00:00
Race begins
5K· 3.11 mi
26:29
Rank: #17705
Start → 5K
26:29 | 8:31/mi
10K· 6.21 mi
53:09
Rank: #18211 (-506)
5K → 10K
26:40 | 8:35/mi
15K· 9.32 mi
1:19:07
Rank: #17769 (+442)
10K → 15K
25:58 | 8:21/mi
20K· 12.43 mi
1:43:53
Rank: #16691 (+1078)
15K → 20K
24:46 | 7:58/mi
Half· 13.11 mi
1:49:20
Rank: #16570 (+121)
20K → Half
5:27 | 7:59/mi
25K· 15.53 mi
2:09:13
Rank: #16158 (+412)
Half → 25K
19:53 | 8:12/mi
30K· 18.64 mi
2:34:23
Rank: #15346 (+812)
25K → 30K
25:10 | 8:06/mi
20M
2:45:14
Rank: #14971 (+375)
30K → 20M
10:51 | 7:59/mi
21M
2:53:48
Rank: #14737 (+234)
20M → 21M
8:34 | 8:34/mi
35K· 21.75 mi
2:59:58
Rank: #14678 (+59)
21M → 35K
6:10 | 8:15/mi
23M
3:10:16
Rank: #14487 (+191)
35K → 23M
10:18 | 8:14/mi
24M
3:18:22
Rank: #14351 (+136)
23M → 24M
8:06 | 8:06/mi
40K· 24.85 mi
3:26:05
Rank: #14420 (-69)
24M → 40K
7:43 | 9:02/mi
25.2M
3:29:07
Rank: #14358 (+62)
40K → 25.2M
3:02 | 8:48/mi
Finish· 26.22 mi
3:37:20
Rank: #14277 (+81)
25.2M → Finish
8:13 | 8:04/mi

The Course

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Half Splits

1st Half· via Half
Distance13.11 mi
Time1:49:20
Pace8:20 /mi
2nd Half✓ Faster
Distance13.11 mi
Time1:48:00
Pace8:14 /mi
📊Negative Split: 1.2% faster second half

Checkpoint Splits

CheckpointDistanceTime of DayTimeAvg PaceSegment TimeSegment PaceDiff
5K
3.11 mi11:41:3226:298:3126:29
8:31
-
10K
6.21 mi12:08:1253:098:3326:40
8:35
+0:04
15K
9.32 mi12:34:101:19:078:2925:58
8:21
-0:14
20K
12.43 mi12:58:561:43:538:2224:46
7:58
-0:23
Half
13.11 mi13:04:231:49:208:205:27
7:59
+0:01
25K
15.53 mi13:24:162:09:138:1919:53
8:12
+0:13
30K
18.64 mi13:49:262:34:238:1725:10
8:06
-0:06
20M
20.00 mi14:00:172:45:148:1610:51
7:59
-0:07
21M
21.00 mi14:08:512:53:488:178:34
8:34
+0:35
35K
21.75 mi14:15:012:59:588:176:10
8:15
-0:19
23M
23.00 mi14:25:193:10:168:1610:18
8:14
-0:01
24M
24.00 mi14:33:253:18:228:168:06
8:06
-0:08
40K
24.85 mi14:41:083:26:058:177:43
9:02
+0:56
25.2M
25.20 mi14:44:103:29:078:183:02
8:48
-0:14
Finish
26.22 mi14:52:233:37:208:188:13
8:04
-0:44

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

7:58 /mi

Average Pace

8:18 /mi

Slowest Pace

9:02 /mi

Loading chart...
Fastest
Middle
Slowest
Average

📊Segments

Segment Time Comparison

Time at Faster Pace

3:26:35

95% of race

Time at Steady Pace

10:45

5% of race

Time at Slower Pace

0:00

0% of race

Average Pace: 8:17 /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 mi11:41:3226:298:3126:29
8:31
#17705
10K
6.21 mi12:08:1253:098:3326:40
8:35
#18211
15K
9.32 mi12:34:101:19:078:2925:58
8:21
#17769
20K
12.43 mi12:58:561:43:538:2224:46
7:58
#16691
Half
13.11 mi13:04:231:49:208:205:27
7:59
#16570
25K
15.53 mi13:24:162:09:138:1919:53
8:12
#16158
30K
18.64 mi13:49:262:34:238:1725:10
8:06
#15346
20M
20.00 mi14:00:172:45:148:1610:51
7:59
#14971
21M
21.00 mi14:08:512:53:488:178:34
8:34
#14737
35K
21.75 mi14:15:012:59:588:176:10
8:15
#14678
23M
23.00 mi14:25:193:10:168:1610:18
8:14
#14487
24M
24.00 mi14:33:253:18:228:168:06
8:06
#14351
40K
24.85 mi14:41:083:26:058:177:43
9:02
#14420
25.2M
25.20 mi14:44:103:29:078:183:02
8:48
#14358
Finish
26.22 mi14:52:233:37:208:188:13
8:04
#14277
Faster pace
Steady pace
Slower pace

Checkpoint and Segment Rankings

CheckpointDistanceSeg. DistOverallMalesM60-64Seg. OverallSeg. MalesSeg. M60-64
5K3.11 mi3.11 mi17705113061130616890(Top 63%)11023(Top 73%)11023(Top 993%)
10K6.21 mi3.10 mi18211-50611542-23611542-23618745(Top 70%)11793(Top 78%)11793(Top 1062%)
15K9.32 mi3.11 mi17769+44211363+17911363+17916890(Top 63%)11023(Top 73%)11023(Top 993%)
20K12.43 mi3.11 mi16691+107810940+42310940+42313194(Top 50%)9529(Top 63%)9529(Top 858%)
Half13.11 mi0.68 mi16570+12110890+5010890+5014225(Top 53%)9997(Top 66%)9997(Top 901%)
25K15.53 mi2.42 mi16158+41210709+18110709+18114226(Top 53%)9859(Top 65%)9859(Top 888%)
30K18.64 mi3.11 mi15346+81210349+36010349+36011636(Top 44%)8641(Top 57%)8641(Top 778%)
20M20.00 mi1.36 mi14971+37510201+14810201+14810158(Top 38%)7846(Top 52%)7846(Top 707%)
21M21.00 mi1.00 mi14737+23410085+11610085+11610872(Top 41%)8069(Top 53%)8069(Top 727%)
35K21.75 mi0.75 mi14678+5910046+3910046+3913719(Top 52%)9292(Top 61%)9292(Top 837%)
23M23.00 mi1.25 mi14487+1919950+969950+9611364(Top 43%)8165(Top 54%)8165(Top 736%)
24M24.00 mi1.00 mi14351+1369875+759875+7511934(Top 45%)8375(Top 55%)8375(Top 755%)
40K24.85 mi0.85 mi14420-699873+29873+216243(Top 61%)10224(Top 67%)10224(Top 921%)
25.2M25.20 mi0.35 mi14358+629842+319842+3111288(Top 42%)7951(Top 52%)7951(Top 716%)
Finish26.22 mi1.02 mi14277+819789+539789+5312546(Top 47%)8553(Top 56%)8553(Top 771%)

Segment Performance Analysis

10K→15K

0.0 - 3.1 mi

Top 63%
×21stories
+97ft-345ft

Overall

16890

Males

11023

M60-64

11023

5K→10K

3.1 - 6.2 mi

Top 70%
×5stories
+79ft-138ft

Overall

18745

Males

11793

M60-64

11793

10K→15K

6.2 - 9.3 mi

Top 63%
×3stories
+67ft-78ft

Overall

16890

Males

11023

M60-64

11023

15K→20K

9.3 - 12.4 mi

Top 50%
×5stories
+106ft-86ft

Overall

13194

Males

9529

M60-64

9529

20K→Half

12.4 - 13.1 mi

Top 53%
×2stories
+19ft-37ft

Overall

14225

Males

9997

M60-64

9997

Half→25K

13.1 - 15.5 mi

Top 53%
×4stories
+66ft-88ft

Overall

14226

Males

9859

M60-64

9859

25K→30K

15.5 - 18.6 mi

Top 44%
×9stories
+181ft-148ft

Overall

11636

Males

8641

M60-64

8641

30K→20M

18.6 - 20.0 mi

Top 38%
×5stories
+64ft-50ft

Overall

10158

Males

7846

M60-64

7846

20M→21M

20.0 - 21.0 mi

Top 41%
×8stories
+106ft-24ft

Overall

10872

Males

8069

M60-64

8069

21M→35K

21.0 - 21.8 mi

Top 52%
×7stories
+17ft-86ft

Overall

13719

Males

9292

M60-64

9292

35K→23M

21.8 - 23.0 mi

Top 43%
×5stories
+23ft-63ft

Overall

11364

Males

8165

M60-64

8165

23M→24M

23.0 - 24.0 mi

Top 45%
×6stories
+12ft-82ft

Overall

11934

Males

8375

M60-64

8375

24M→40K

24.0 - 24.9 mi

Top 61%
×1story
+6ft-20ft

Overall

16243

Males

10224

M60-64

10224

40K→25.2M

24.9 - 25.2 mi

Top 42%
×1story
+13ft-16ft

Overall

11288

Males

7951

M60-64

7951

25.2M→Finish

25.2 - 26.2 mi

Top 47%
×2stories
+22ft-21ft

Overall

12546

Males

8553

M60-64

8553

Passing Analysis

Category:
Athletes Passed
4305
Passed By
877
Net Change
+3428
SegmentAthletes PassedPassed ByNet ChangeStart RankEnd Rank
Start → 5K----#17705
5K → 10K121627-506#17705#18211
10K → 15K49351+442#18211#17769
15K → 20K10791+1078#17769#16691
20K → Half1232+121#16691#16570
Half → 25K4219+412#16570#16158
25K → 30K8131+812#16158#15346
30K → 20M3761+375#15346#14971
20M → 21M2373+234#14971#14737
21M → 35K8627+59#14737#14678
35K → 23M1987+191#14678#14487
23M → 24M15115+136#14487#14351
24M → 40K32101-69#14351#14420
40K → 25.2M664+62#14420#14358
25.2M → Finish10928+81#14358#14277
TOTALS4305877+3428
📊

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