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BOSTON MARATHON 2023

Joseph Mcdonald

Bib: 5042•M

WA

0:00
0:00
/ mi
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Overall
#0 / 26622
Gender (Male)
#0 / 15176
Division (M18-39)
#0 / 5285
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
7:27/mi
23:10
↑ 97↓ 3451.5%
10K· 6.21 mi
8:01/mi
48:03
↑ 79↓ 1380.4%
15K· 9.32 mi
7:55/mi
1:12:39
↑ 67↓ 78
20K· 12.43 mi
8:00/mi
1:37:30
↑ 106↓ 860.1%
Half· 13.11 mi
7:46/mi
1:42:48
↑ 19↓ 370.5%
25K· 15.53 mi
8:07/mi
2:02:29
↑ 66↓ 880.2%
30K· 18.64 mi
8:20/mi
2:28:21
↑ 181↓ 1480.2%
20M
8:21/mi
2:39:42
↑ 64↓ 500.2%
21M
8:51/mi
2:48:33
↑ 106↓ 241.6%
35K· 21.75 mi
8:24/mi
2:54:50
↑ 17↓ 861.7%
23M
8:50/mi
3:05:54
↑ 23↓ 630.6%
24M
8:43/mi
3:14:37
↓ 821.3%
40K· 24.85 mi
8:51/mi
3:22:11
↓ 200.3%
25.2M
9:23/mi
3:25:25
↑ 13↓ 160.2%
Finish· 26.22 mi
8:23/mi
3:33:58
↑ 22↓ 21

The Course

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Half Splits

1st Half· via HalfFaster
Distance13.11 mi
Time1:42:48
Pace7:50 /mi
2nd Half
Distance13.11 mi
Time1:51:10
Pace8:29 /mi
📊Positive Split: 8.1% slower second half

Checkpoint Splits

CheckpointDistanceTime of DayTimeAvg PaceSegment TimeSegment PaceDiff
5K
3.11 mi10:25:5123:107:2723:10
7:27
-
10K
6.21 mi10:50:4448:037:4424:53
8:01
+0:34
15K
9.32 mi11:15:201:12:397:4824:36
7:55
-0:06
20K
12.43 mi11:40:111:37:307:5124:51
8:00
+0:05
Half
13.11 mi11:45:291:42:487:505:18
7:46
-0:14
25K
15.53 mi12:05:102:02:297:5319:41
8:07
+0:21
30K
18.64 mi12:31:022:28:217:5725:52
8:20
+0:13
20M
20.00 mi12:42:232:39:427:5911:21
8:21
+0:01
21M
21.00 mi12:51:142:48:338:028:51
8:51
+0:30
35K
21.75 mi12:57:312:54:508:026:17
8:24
-0:27
23M
23.00 mi13:08:353:05:548:0511:04
8:50
+0:26
24M
24.00 mi13:17:183:14:378:078:43
8:43
-0:07
40K
24.85 mi13:24:523:22:118:087:34
8:51
+0:08
25.2M
25.20 mi13:28:063:25:258:093:14
9:23
+0:32
Finish
26.22 mi13:36:393:33:588:108:33
8:23
-1:00

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

7:27 /mi

Average Pace

8:10 /mi

Slowest Pace

9:23 /mi

Loading chart...
Fastest
Middle
Slowest
Average

📊Segments

Segment Time Comparison

Time at Faster Pace

1:42:48

48% of race

Time at Steady Pace

1:11:44

34% of race

Time at Slower Pace

39:26

18% of race

Average Pace: 8:10 /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 mi10:25:5123:107:2723:10
7:27
#9272
10K
6.21 mi10:50:4448:037:4424:53
8:01
#12118
15K
9.32 mi11:15:201:12:397:4824:36
7:55
#12633
20K
12.43 mi11:40:111:37:307:5124:51
8:00
#12806
Half
13.11 mi11:45:291:42:487:505:18
7:46
#12788
25K
15.53 mi12:05:102:02:297:5319:41
8:07
#12915
30K
18.64 mi12:31:022:28:217:5725:52
8:20
#12973
20M
20.00 mi12:42:232:39:427:5911:21
8:21
#12918
21M
21.00 mi12:51:142:48:338:028:51
8:51
#12868
35K
21.75 mi12:57:312:54:508:026:17
8:24
#12939
23M
23.00 mi13:08:353:05:548:0511:04
8:50
#13064
24M
24.00 mi13:17:183:14:378:078:43
8:43
#13183
40K
24.85 mi13:24:523:22:118:087:34
8:51
#13261
25.2M
25.20 mi13:28:063:25:258:093:14
9:23
#13257
Finish
26.22 mi13:36:393:33:588:108:33
8:23
#13327
Faster pace
Steady pace
Slower pace

Checkpoint and Segment Rankings

CheckpointDistanceSeg. DistOverallMalesM18-39Seg. OverallSeg. MalesSeg. M18-39
5K3.11 mi3.11 mi92727748774813706(Top 51%)9786(Top 64%)9786(Top 185%)
10K6.21 mi3.10 mi12118-28469175-14279175-142714848(Top 56%)10250(Top 68%)10250(Top 194%)
15K9.32 mi3.11 mi12633-5159366-1919366-19113706(Top 51%)9786(Top 64%)9786(Top 185%)
20K12.43 mi3.11 mi12806-1739422-569422-5613401(Top 50%)9620(Top 63%)9620(Top 182%)
Half13.11 mi0.68 mi12788+189414+89414+812410(Top 47%)9246(Top 61%)9246(Top 175%)
25K15.53 mi2.42 mi12915-1279440-269440-2613607(Top 51%)9603(Top 63%)9603(Top 182%)
30K18.64 mi3.11 mi12973-589425+159425+1513174(Top 49%)9303(Top 61%)9303(Top 176%)
20M20.00 mi1.36 mi12918+559378+479378+4712688(Top 48%)8997(Top 59%)8997(Top 170%)
21M21.00 mi1.00 mi12868+509340+389340+3812531(Top 47%)8815(Top 58%)8815(Top 167%)
35K21.75 mi0.75 mi12939-719349-99349-914668(Top 55%)9719(Top 64%)9719(Top 184%)
23M23.00 mi1.25 mi13064-1259386-379386-3715177(Top 57%)9878(Top 65%)9878(Top 187%)
24M24.00 mi1.00 mi13183-1199409-239409-2315723(Top 59%)10046(Top 66%)10046(Top 190%)
40K24.85 mi0.85 mi13261-789429-209429-2015321(Top 58%)9819(Top 65%)9819(Top 186%)
25.2M25.20 mi0.35 mi13257+49414+159414+1514504(Top 54%)9460(Top 62%)9460(Top 179%)
Finish26.22 mi1.02 mi13327-709420-69420-614643(Top 55%)9554(Top 63%)9554(Top 181%)

Segment Performance Analysis

10K→15K

0.0 - 3.1 mi

Top 51%
×21story building
+97ft-345ft

Overall

13706

Males

9786

M18-39

9786

5K→10K

3.1 - 6.2 mi

Top 56%
×5story building
+79ft-138ft

Overall

14848

Males

10250

M18-39

10250

10K→15K

6.2 - 9.3 mi

Top 51%
×3story building
+67ft-78ft

Overall

13706

Males

9786

M18-39

9786

15K→20K

9.3 - 12.4 mi

Top 50%
×5story building
+106ft-86ft

Overall

13401

Males

9620

M18-39

9620

20K→Half

12.4 - 13.1 mi

Top 47%
×2story building
+19ft-37ft

Overall

12410

Males

9246

M18-39

9246

Half→25K

13.1 - 15.5 mi

Top 51%
×4story building
+66ft-88ft

Overall

13607

Males

9603

M18-39

9603

25K→30K

15.5 - 18.6 mi

Top 49%
×9story building
+181ft-148ft

Overall

13174

Males

9303

M18-39

9303

30K→20M

18.6 - 20.0 mi

Top 48%
×5story building
+64ft-50ft

Overall

12688

Males

8997

M18-39

8997

20M→21M

20.0 - 21.0 mi

Top 47%
×8story building
+106ft-24ft

Overall

12531

Males

8815

M18-39

8815

21M→35K

21.0 - 21.8 mi

Top 55%
×7story building
+17ft-86ft

Overall

14668

Males

9719

M18-39

9719

35K→23M

21.8 - 23.0 mi

Top 57%
×5story building
+23ft-63ft

Overall

15177

Males

9878

M18-39

9878

23M→24M

23.0 - 24.0 mi

Top 59%
×6story building
+12ft-82ft

Overall

15723

Males

10046

M18-39

10046

24M→40K

24.0 - 24.9 mi

Top 58%
×1story
+6ft-20ft

Overall

15321

Males

9819

M18-39

9819

40K→25.2M

24.9 - 25.2 mi

Top 54%
×1story
+13ft-16ft

Overall

14504

Males

9460

M18-39

9460

25.2M→Finish

25.2 - 26.2 mi

Top 55%
×2story building
+22ft-21ft

Overall

14643

Males

9554

M18-39

9554

Passing Analysis

Category:
Athletes Passed
977
Passed By
5030
Net Change
-4055
SegmentAthletes PassedPassed ByNet ChangeStart RankEnd Rank
Start → 5K----#9272
5K → 10K72851-2846#9272#12118
10K → 15K65580-515#12118#12633
15K → 20K129302-173#12633#12806
20K → Half4325+18#12806#12788
Half → 25K107234-127#12788#12915
25K → 30K165223-58#12915#12973
30K → 20M11762+55#12973#12918
20M → 21M12070+50#12918#12868
21M → 35K2697-71#12868#12939
35K → 23M58183-125#12939#13064
23M → 24M33152-119#13064#13183
24M → 40K38116-78#13183#13261
40K → 25.2M3531+4#13261#13257
25.2M → Finish34104-70#13257#13327
TOTALS9775030-4055
📊

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