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BOSTON MARATHON 2023

Mathew Mckay

Bib: 3505•M

0:00
0:00
/ mi
Masters
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Overall
#0 / 26622
Top 12%
Gender (Male)
#0 / 15176
Top 20%
Masters (Masters Men)
#0 / 9891
Top 8%
Division (M40-44)
#0 / 2241
Top 20%
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
6:29/mi
20:09
↑ 97↓ 3451.5%
10K· 6.21 mi
6:26/mi
40:07
↑ 79↓ 1380.4%
15K· 9.32 mi
6:33/mi
1:00:29
↑ 67↓ 78
20K· 12.43 mi
6:38/mi
1:21:06
↑ 106↓ 860.1%
Half· 13.11 mi
6:31/mi
1:25:33
↑ 19↓ 370.5%
25K· 15.53 mi
6:39/mi
1:41:41
↑ 66↓ 880.2%
30K· 18.64 mi
6:52/mi
2:03:01
↑ 181↓ 1480.2%
20M
6:57/mi
2:12:28
↑ 64↓ 500.2%
21M
7:21/mi
2:19:49
↑ 106↓ 241.6%
35K· 21.75 mi
6:42/mi
2:24:50
↑ 17↓ 861.7%
23M
7:07/mi
2:33:45
↑ 23↓ 630.6%
24M
6:56/mi
2:40:41
↓ 821.3%
40K· 24.85 mi
7:16/mi
2:46:54
↓ 200.3%
25.2M
7:53/mi
2:49:37
↑ 13↓ 160.2%
Finish· 26.22 mi
7:04/mi
2:56:49
↑ 22↓ 21

The Course

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Half Splits

1st Half· via HalfFaster
Distance13.11 mi
Time1:25:33
Pace6:32 /mi
2nd Half
Distance13.11 mi
Time1:31:16
Pace6:58 /mi
📊Positive Split: 6.7% slower second half

Checkpoint Splits

CheckpointDistanceTime of DayTimeAvg PaceSegment TimeSegment PaceDiff
5K
3.11 mi10:21:4420:096:2920:09
6:29
-
10K
6.21 mi10:41:4240:076:2719:58
6:26
-0:03
15K
9.32 mi11:02:041:00:296:2920:22
6:33
+0:07
20K
12.43 mi11:22:411:21:066:3220:37
6:38
+0:05
Half
13.11 mi11:27:081:25:336:324:27
6:31
-0:07
25K
15.53 mi11:43:161:41:416:3316:08
6:39
+0:08
30K
18.64 mi12:04:362:03:016:3621:20
6:52
+0:13
20M
20.00 mi12:14:032:12:286:379:27
6:57
+0:05
21M
21.00 mi12:21:242:19:496:397:21
7:21
+0:24
35K
21.75 mi12:26:252:24:506:405:01
6:42
-0:39
23M
23.00 mi12:35:202:33:456:418:55
7:07
+0:25
24M
24.00 mi12:42:162:40:416:426:56
6:56
-0:11
40K
24.85 mi12:48:292:46:546:436:13
7:16
+0:20
25.2M
25.20 mi12:51:122:49:376:442:43
7:53
+0:37
Finish
26.22 mi12:58:242:56:496:457:12
7:04
-0:49

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

6:26 /mi

Average Pace

6:45 /mi

Slowest Pace

7:53 /mi

Loading chart...
Fastest
Middle
Slowest
Average

📊Segments

Segment Time Comparison

Time at Faster Pace

1:41:41

58% of race

Time at Steady Pace

42:44

24% of race

Time at Slower Pace

32:24

18% of race

Average Pace: 6:45 /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 mi10:21:4420:096:2920:09
6:29
#2209
10K
6.21 mi10:41:4240:076:2719:58
6:26
#2263
15K
9.32 mi11:02:041:00:296:2920:22
6:33
#2481
20K
12.43 mi11:22:411:21:066:3220:37
6:38
#2606
Half
13.11 mi11:27:081:25:336:324:27
6:31
#2616
25K
15.53 mi11:43:161:41:416:3316:08
6:39
#2662
30K
18.64 mi12:04:362:03:016:3621:20
6:52
#2746
20M
20.00 mi12:14:032:12:286:379:27
6:57
#2766
21M
21.00 mi12:21:242:19:496:397:21
7:21
#2803
35K
21.75 mi12:26:252:24:506:405:01
6:42
#2815
23M
23.00 mi12:35:202:33:456:418:55
7:07
#2880
24M
24.00 mi12:42:162:40:416:426:56
6:56
#2939
40K
24.85 mi12:48:292:46:546:436:13
7:16
#3012
25.2M
25.20 mi12:51:122:49:376:442:43
7:53
#3049
Finish
26.22 mi12:58:242:56:496:457:12
7:04
#3145
Faster pace
Steady pace
Slower pace

Checkpoint and Segment Rankings

CheckpointDistanceSeg. DistOverallMalesM40-44Seg. OverallSeg. MalesSeg. M40-44
5K3.11 mi3.11 mi2209210821082965(Top 11%)2831(Top 19%)2831(Top 126%)
10K6.21 mi3.10 mi2263-542164-562164-562379(Top 9%)2279(Top 15%)2279(Top 102%)
15K9.32 mi3.11 mi2481-2182369-2052369-2052965(Top 11%)2831(Top 19%)2831(Top 126%)
20K12.43 mi3.11 mi2606-1252491-1222491-1223077(Top 12%)2929(Top 19%)2929(Top 131%)
Half13.11 mi0.68 mi2616-102501-102501-102935(Top 11%)2810(Top 19%)2810(Top 125%)
25K15.53 mi2.42 mi2662-462543-422543-423029(Top 11%)2887(Top 19%)2887(Top 129%)
30K18.64 mi3.11 mi2746-842625-822625-823423(Top 13%)3219(Top 21%)3219(Top 144%)
20M20.00 mi1.36 mi2766-202642-172642-173714(Top 14%)3458(Top 23%)3458(Top 154%)
21M21.00 mi1.00 mi2803-372678-362678-363849(Top 14%)3557(Top 23%)3557(Top 159%)
35K21.75 mi0.75 mi2815-122690-122690-123569(Top 13%)3303(Top 22%)3303(Top 147%)
23M23.00 mi1.25 mi2880-652740-502740-504380(Top 16%)3989(Top 26%)3989(Top 178%)
24M24.00 mi1.00 mi2939-592794-542794-544312(Top 16%)3904(Top 26%)3904(Top 174%)
40K24.85 mi0.85 mi3012-732855-612855-615220(Top 20%)4481(Top 30%)4481(Top 200%)
25.2M25.20 mi0.35 mi3049-372888-332888-335702(Top 21%)4722(Top 31%)4722(Top 211%)
Finish26.22 mi1.02 mi3145-962975-872975-875577(Top 21%)4631(Top 31%)4631(Top 207%)

Segment Performance Analysis

10K→15K

0.0 - 3.1 mi

Top 11%
×21story building
+97ft-345ft

Overall

2965

Males

2831

M40-44

2831

5K→10K

3.1 - 6.2 mi

Top 9%
×5story building
+79ft-138ft

Overall

2379

Males

2279

M40-44

2279

10K→15K

6.2 - 9.3 mi

Top 11%
×3story building
+67ft-78ft

Overall

2965

Males

2831

M40-44

2831

15K→20K

9.3 - 12.4 mi

Top 12%
×5story building
+106ft-86ft

Overall

3077

Males

2929

M40-44

2929

20K→Half

12.4 - 13.1 mi

Top 11%
×2story building
+19ft-37ft

Overall

2935

Males

2810

M40-44

2810

Half→25K

13.1 - 15.5 mi

Top 11%
×4story building
+66ft-88ft

Overall

3029

Males

2887

M40-44

2887

25K→30K

15.5 - 18.6 mi

Top 13%
×9story building
+181ft-148ft

Overall

3423

Males

3219

M40-44

3219

30K→20M

18.6 - 20.0 mi

Top 14%
×5story building
+64ft-50ft

Overall

3714

Males

3458

M40-44

3458

20M→21M

20.0 - 21.0 mi

Top 14%
×8story building
+106ft-24ft

Overall

3849

Males

3557

M40-44

3557

21M→35K

21.0 - 21.8 mi

Top 13%
×7story building
+17ft-86ft

Overall

3569

Males

3303

M40-44

3303

35K→23M

21.8 - 23.0 mi

Top 16%
×5story building
+23ft-63ft

Overall

4380

Males

3989

M40-44

3989

23M→24M

23.0 - 24.0 mi

Top 16%
×6story building
+12ft-82ft

Overall

4312

Males

3904

M40-44

3904

24M→40K

24.0 - 24.9 mi

Top 20%
×1story
+6ft-20ft

Overall

5220

Males

4481

M40-44

4481

40K→25.2M

24.9 - 25.2 mi

Top 21%
×1story
+13ft-16ft

Overall

5702

Males

4722

M40-44

4722

25.2M→Finish

25.2 - 26.2 mi

Top 21%
×2story building
+22ft-21ft

Overall

5577

Males

4631

M40-44

4631

Passing Analysis

Category:
Athletes Passed
431
Passed By
1367
Net Change
-936
SegmentAthletes PassedPassed ByNet ChangeStart RankEnd Rank
Start → 5K----#2209
5K → 10K89143-54#2209#2263
10K → 15K19237-218#2263#2481
15K → 20K30155-125#2481#2606
20K → Half1121-10#2606#2616
Half → 25K3480-46#2616#2662
25K → 30K51135-84#2662#2746
30K → 20M2747-20#2746#2766
20M → 21M3269-37#2766#2803
21M → 35K2739-12#2803#2815
35K → 23M38103-65#2815#2880
23M → 24M1978-59#2880#2939
24M → 40K2497-73#2939#3012
40K → 25.2M643-37#3012#3049
25.2M → Finish24120-96#3049#3145
TOTALS4311367-936
📊

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