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BOSTON MARATHON 2023

Matt Cathey

Bib: 6512•M

TN

0:00
0:00
/ mi
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Overall
#0 / 26622
Top 7%
Gender (Male)
#0 / 15176
Top 12%
Division (M18-39)
#0 / 5285
Top 28%
Race Day Weather
49°/39°F
light intensity drizzle

⏱️ Race Timeline

Watch your race unfold from start to finish

Start
0:00:00
Race begins
5K· 3.11 mi
21:05
Rank: #4527
Start → 5K
21:05 | 6:47/mi
10K· 6.21 mi
41:33
Rank: #3825 (+702)
5K → 10K
20:28 | 6:35/mi
15K· 9.32 mi
1:01:31
Rank: #3195 (+630)
10K → 15K
19:58 | 6:26/mi
20K· 12.43 mi
1:21:51
Rank: #2981 (+214)
15K → 20K
20:20 | 6:33/mi
Half· 13.11 mi
1:26:15
Rank: #2940 (+41)
20K → Half
4:24 | 6:27/mi
25K· 15.53 mi
1:42:11
Rank: #2849 (+91)
Half → 25K
15:56 | 6:34/mi
30K· 18.64 mi
2:02:39
Rank: #2630 (+219)
25K → 30K
20:28 | 6:35/mi
20M
2:11:35
Rank: #2535 (+95)
30K → 20M
8:56 | 6:34/mi
21M
2:18:28
Rank: #2447 (+88)
20M → 21M
6:53 | 6:53/mi
35K· 21.75 mi
2:23:06
Rank: #2381 (+66)
21M → 35K
4:38 | 6:12/mi
23M
2:31:16
Rank: #2301 (+80)
35K → 23M
8:10 | 6:31/mi
24M
2:37:24
Rank: #2200 (+101)
23M → 24M
6:08 | 6:08/mi
40K· 24.85 mi
2:42:43
Rank: #2109 (+91)
24M → 40K
5:19 | 6:13/mi
25.2M
2:45:05
Rank: #2080 (+29)
40K → 25.2M
2:22 | 6:52/mi
Finish· 26.22 mi
2:51:05
Rank: #1950 (+130)
25.2M → Finish
6:00 | 5:53/mi

Course Map & Elevation

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Half Splits

1st Half· via Half
Distance13.11 mi
Time1:26:15
Pace6:35 /mi
2nd Half✓ Faster
Distance13.11 mi
Time1:24:50
Pace6:28 /mi
📊Negative Split: 1.6% faster second half

Checkpoint Splits

CheckpointDistanceTime of DayTimeAvg PaceSegment TimeSegment PaceDiff
5K
3.11 mi10:24:1721:056:4721:05
6:47
-
10K
6.21 mi10:44:4541:336:4120:28
6:35
-0:12
15K
9.32 mi11:04:431:01:316:3619:58
6:26
-0:09
20K
12.43 mi11:25:031:21:516:3520:20
6:33
+0:07
Half
13.11 mi11:29:271:26:156:354:24
6:27
-0:06
25K
15.53 mi11:45:231:42:116:3515:56
6:34
+0:07
30K
18.64 mi12:05:512:02:396:3520:28
6:35
+0:01
20M
20.00 mi12:14:472:11:356:358:56
6:34
-0:01
21M
21.00 mi12:21:402:18:286:366:53
6:53
+0:19
35K
21.75 mi12:26:182:23:066:354:38
6:12
-0:41
23M
23.00 mi12:34:282:31:166:358:10
6:31
+0:19
24M
24.00 mi12:40:362:37:246:346:08
6:08
-0:23
40K
24.85 mi12:45:552:42:436:335:19
6:13
+0:05
25.2M
25.20 mi12:48:172:45:056:332:22
6:52
+0:39
Finish
26.22 mi12:54:172:51:056:326:00
5:53
-0:59

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

5:53 /mi

Average Pace

6:32 /mi

Slowest Pace

6:53 /mi

Loading chart...
Fastest
Middle
Slowest
Average

📊Segments

Segment Time Comparison

Bar length shows time spent in each segment. Colors mark your faster to slower segments, relative to your own pace.

Time at Faster Pace

46:27

27% of race

Time at Steady Pace

2:04:38

73% of race

Time at Slower Pace

0:00

0% of race

Average Pace: 6:31 /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

Enhanced split table showing pace trends through mini sparkline visualizations.

Overall Pace Trend

CheckpointDistanceTime of DayTimeAvg PaceSegmentPaceTrendRank
5K
3.11 mi10:24:1721:056:4721:05
6:47
#4527
10K
6.21 mi10:44:4541:336:4120:28
6:35
#3825
15K
9.32 mi11:04:431:01:316:3619:58
6:26
#3195
20K
12.43 mi11:25:031:21:516:3520:20
6:33
#2981
Half
13.11 mi11:29:271:26:156:354:24
6:27
#2940
25K
15.53 mi11:45:231:42:116:3515:56
6:34
#2849
30K
18.64 mi12:05:512:02:396:3520:28
6:35
#2630
20M
20.00 mi12:14:472:11:356:358:56
6:34
#2535
21M
21.00 mi12:21:402:18:286:366:53
6:53
#2447
35K
21.75 mi12:26:182:23:066:354:38
6:12
#2381
23M
23.00 mi12:34:282:31:166:358:10
6:31
#2301
24M
24.00 mi12:40:362:37:246:346:08
6:08
#2200
40K
24.85 mi12:45:552:42:436:335:19
6:13
#2109
25.2M
25.20 mi12:48:172:45:056:332:22
6:52
#2080
Finish
26.22 mi12:54:172:51:056:326:00
5:53
#1950
Faster pace
Steady pace
Slower pace

Checkpoint and Segment Rankings

CheckpointDistanceSeg. DistOverallMalesM18-39Seg. OverallSeg. MalesSeg. M18-39
5K3.11 mi3.11 mi4527422142212236(Top 8%)2145(Top 14%)2145(Top 41%)
10K6.21 mi3.10 mi3825+7023600+6213600+6213385(Top 13%)3214(Top 21%)3214(Top 61%)
15K9.32 mi3.11 mi3195+6303041+5593041+5592236(Top 8%)2145(Top 14%)2145(Top 41%)
20K12.43 mi3.11 mi2981+2142844+1972844+1972534(Top 10%)2426(Top 16%)2426(Top 46%)
Half13.11 mi0.68 mi2940+412807+372807+372447(Top 9%)2346(Top 15%)2346(Top 44%)
25K15.53 mi2.42 mi2849+912723+842723+842535(Top 10%)2425(Top 16%)2425(Top 46%)
30K18.64 mi3.11 mi2630+2192511+2122511+2121909(Top 7%)1827(Top 12%)1827(Top 35%)
20M20.00 mi1.36 mi2535+952424+872424+871735(Top 7%)1655(Top 11%)1655(Top 31%)
21M21.00 mi1.00 mi2447+882344+802344+801712(Top 6%)1628(Top 11%)1628(Top 31%)
35K21.75 mi0.75 mi2381+662280+642280+641242(Top 5%)1185(Top 8%)1185(Top 22%)
23M23.00 mi1.25 mi2301+802205+752205+751520(Top 6%)1445(Top 10%)1445(Top 27%)
24M24.00 mi1.00 mi2200+1012110+952110+95850(Top 3%)806(Top 5%)806(Top 15%)
40K24.85 mi0.85 mi2109+912023+872023+87709(Top 3%)672(Top 4%)672(Top 13%)
25.2M25.20 mi0.35 mi2080+291994+291994+291340(Top 5%)1270(Top 8%)1270(Top 24%)
Finish26.22 mi1.02 mi1950+1301866+1281866+128514(Top 2%)491(Top 3%)491(Top 9%)

Segment Performance Analysis

10K→15K

0.0 - 3.1 mi

Top 8%
×21stories
+97ft-345ft

Overall

2236

Males

2145

M18-39

2145

5K→10K

3.1 - 6.2 mi

Top 13%
×5stories
+79ft-138ft

Overall

3385

Males

3214

M18-39

3214

10K→15K

6.2 - 9.3 mi

Top 8%
×3stories
+67ft-78ft

Overall

2236

Males

2145

M18-39

2145

15K→20K

9.3 - 12.4 mi

Top 10%
×5stories
+106ft-86ft

Overall

2534

Males

2426

M18-39

2426

20K→Half

12.4 - 13.1 mi

Top 9%
×2stories
+19ft-37ft

Overall

2447

Males

2346

M18-39

2346

Half→25K

13.1 - 15.5 mi

Top 10%
×4stories
+66ft-88ft

Overall

2535

Males

2425

M18-39

2425

25K→30K

15.5 - 18.6 mi

Top 7%
×9stories
+181ft-148ft

Overall

1909

Males

1827

M18-39

1827

30K→20M

18.6 - 20.0 mi

Top 7%
×5stories
+64ft-50ft

Overall

1735

Males

1655

M18-39

1655

20M→21M

20.0 - 21.0 mi

Top 6%
×8stories
+106ft-24ft

Overall

1712

Males

1628

M18-39

1628

21M→35K

21.0 - 21.8 mi

Top 5%
×7stories
+17ft-86ft

Overall

1242

Males

1185

M18-39

1185

35K→23M

21.8 - 23.0 mi

Top 6%
×5stories
+23ft-63ft

Overall

1520

Males

1445

M18-39

1445

23M→24M

23.0 - 24.0 mi

Top 3%
×6stories
+12ft-82ft

Overall

850

Males

806

M18-39

806

24M→40K

24.0 - 24.9 mi

Top 3%
×1story
+6ft-20ft

Overall

709

Males

672

M18-39

672

40K→25.2M

24.9 - 25.2 mi

Top 5%
×1story
+13ft-16ft

Overall

1340

Males

1270

M18-39

1270

25.2M→Finish

25.2 - 26.2 mi

Top 2%
×2stories
+22ft-21ft

Overall

514

Males

491

M18-39

491

Passing Analysis

Category:
Athletes Passed
2672
Passed By
95
Net Change
+2577
SegmentAthletes PassedPassed ByNet ChangeStart RankEnd Rank
Start → 5K----#4527
5K → 10K73129+702#4527#3825
10K → 15K6322+630#3825#3195
15K → 20K22713+214#3195#2981
20K → Half465+41#2981#2940
Half → 25K11120+91#2940#2849
25K → 30K2223+219#2849#2630
30K → 20M994+95#2630#2535
20M → 21M968+88#2535#2447
21M → 35K660+66#2447#2381
35K → 23M855+80#2381#2301
23M → 24M1043+101#2301#2200
24M → 40K921+91#2200#2109
40K → 25.2M312+29#2109#2080
25.2M → Finish1300+130#2080#1950
TOTALS267295+2577
📊

Passing Visuals

Category:

📈Position Graph

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🎨Heatmap Timeline

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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