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BOSTON MARATHON 2023

Joseph Delano

Bib: 9333•M

MN

0:00
0:00
/ mi
Masters
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Overall
#0 / 26622
Gender (Male)
#0 / 15176
Masters (Masters Men)
#0 / 9891
Division (M40-44)
#0 / 2241
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
7:42/mi
23:56
↑ 97↓ 3451.5%
10K· 6.21 mi
7:46/mi
48:03
↑ 79↓ 1380.4%
15K· 9.32 mi
7:43/mi
1:12:02
↑ 67↓ 78
20K· 12.43 mi
7:47/mi
1:36:12
↑ 106↓ 860.1%
Half· 13.11 mi
7:42/mi
1:41:27
↑ 19↓ 370.5%
25K· 15.53 mi
7:49/mi
2:00:23
↑ 66↓ 880.2%
30K· 18.64 mi
7:54/mi
2:24:57
↑ 181↓ 1480.2%
20M
8:02/mi
2:35:52
↑ 64↓ 500.2%
21M
9:07/mi
2:44:59
↑ 106↓ 241.6%
35K· 21.75 mi
8:24/mi
2:51:16
↑ 17↓ 861.7%
23M
9:02/mi
3:02:35
↑ 23↓ 630.6%
24M
9:53/mi
3:12:28
↓ 821.3%
40K· 24.85 mi
12:16/mi
3:22:57
↓ 200.3%
25.2M
11:16/mi
3:26:50
↑ 13↓ 160.2%
Finish· 26.22 mi
10:53/mi
3:37:55
↑ 22↓ 21

The Course

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Half Splits

1st Half· via HalfFaster
Distance13.11 mi
Time1:41:27
Pace7:44 /mi
2nd Half
Distance13.11 mi
Time1:56:28
Pace8:53 /mi
📊Positive Split: 14.8% slower second half

Checkpoint Splits

CheckpointDistanceTime of DayTimeAvg PaceSegment TimeSegment PaceDiff
5K
3.11 mi10:53:2623:567:4223:56
7:42
-
10K
6.21 mi11:17:3348:037:4424:07
7:46
+0:04
15K
9.32 mi11:41:321:12:027:4423:59
7:43
-0:03
20K
12.43 mi12:05:421:36:127:4424:10
7:47
+0:04
Half
13.11 mi12:10:571:41:277:445:15
7:42
-0:05
25K
15.53 mi12:29:532:00:237:4518:56
7:49
+0:07
30K
18.64 mi12:54:272:24:577:4724:34
7:54
+0:05
20M
20.00 mi13:05:222:35:527:4810:55
8:02
+0:08
21M
21.00 mi13:14:292:44:597:519:07
9:07
+1:05
35K
21.75 mi13:20:462:51:167:536:17
8:24
-0:43
23M
23.00 mi13:32:053:02:357:5611:19
9:02
+0:38
24M
24.00 mi13:41:583:12:288:019:53
9:53
+0:51
40K
24.85 mi13:52:273:22:578:1010:29
12:16
+2:23
25.2M
25.20 mi13:56:203:26:508:123:53
11:16
-1:00
Finish
26.22 mi14:07:253:37:558:1911:05
10:53
-0:23

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

7:42 /mi

Average Pace

8:19 /mi

Slowest Pace

12:16 /mi

Loading chart...
Fastest
Middle
Slowest
Average

📊Segments

Segment Time Comparison

Time at Faster Pace

0:00

0% of race

Time at Steady Pace

2:42:09

74% of race

Time at Slower Pace

55:46

26% of race

Average Pace: 8:19 /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 mi10:53:2623:567:4223:56
7:42
#11475
10K
6.21 mi11:17:3348:037:4424:07
7:46
#12120
15K
9.32 mi11:41:321:12:027:4423:59
7:43
#12048
20K
12.43 mi12:05:421:36:127:4424:10
7:47
#11884
Half
13.11 mi12:10:571:41:277:445:15
7:42
#11887
25K
15.53 mi12:29:532:00:237:4518:56
7:49
#11718
30K
18.64 mi12:54:272:24:577:4724:34
7:54
#11403
20M
20.00 mi13:05:222:35:527:4810:55
8:02
#11307
21M
21.00 mi13:14:292:44:597:519:07
9:07
#11486
35K
21.75 mi13:20:462:51:167:536:17
8:24
#11634
23M
23.00 mi13:32:053:02:357:5611:19
9:02
#11964
24M
24.00 mi13:41:583:12:288:019:53
9:53
#12521
40K
24.85 mi13:52:273:22:578:1010:29
12:16
#13501
25.2M
25.20 mi13:56:203:26:508:123:53
11:16
#13718
Finish
26.22 mi14:07:253:37:558:1911:05
10:53
#14412
Faster pace
Steady pace
Slower pace

Checkpoint and Segment Rankings

CheckpointDistanceSeg. DistOverallMalesM40-44Seg. OverallSeg. MalesSeg. M40-44
5K3.11 mi3.11 mi114758887888712008(Top 45%)9090(Top 60%)9090(Top 406%)
10K6.21 mi3.10 mi12120-6459177-2909177-29012782(Top 48%)9463(Top 62%)9463(Top 422%)
15K9.32 mi3.11 mi12048+729114+639114+6312008(Top 45%)9090(Top 60%)9090(Top 406%)
20K12.43 mi3.11 mi11884+1649019+959019+9511546(Top 43%)8826(Top 58%)8826(Top 394%)
Half13.11 mi0.68 mi11887-39023-49023-411834(Top 44%)9019(Top 59%)9019(Top 402%)
25K15.53 mi2.42 mi11718+1698934+898934+8911157(Top 42%)8581(Top 57%)8581(Top 383%)
30K18.64 mi3.11 mi11403+3158750+1848750+18410198(Top 38%)7934(Top 52%)7934(Top 354%)
20M20.00 mi1.36 mi11307+968688+628688+6210517(Top 40%)8018(Top 53%)8018(Top 358%)
21M21.00 mi1.00 mi11486-1798751-638751-6314046(Top 53%)9518(Top 63%)9518(Top 425%)
35K21.75 mi0.75 mi11634-1488804-538804-5314676(Top 55%)9727(Top 64%)9727(Top 434%)
23M23.00 mi1.25 mi11964-3308910-1068910-10616219(Top 61%)10336(Top 68%)10336(Top 461%)
24M24.00 mi1.00 mi12521-5579143-2339143-23320448(Top 77%)12189(Top 80%)12189(Top 544%)
40K24.85 mi0.85 mi13501-9809524-3819524-38124179(Top 91%)13885(Top 91%)13885(Top 620%)
25.2M25.20 mi0.35 mi13718-2179600-769600-7621006(Top 79%)12379(Top 82%)12379(Top 552%)
Finish26.22 mi1.02 mi14412-6949844-2449844-24423730(Top 89%)13685(Top 90%)13685(Top 611%)

Segment Performance Analysis

10K→15K

0.0 - 3.1 mi

Top 45%
×21story building
+97ft-345ft

Overall

12008

Males

9090

M40-44

9090

5K→10K

3.1 - 6.2 mi

Top 48%
×5story building
+79ft-138ft

Overall

12782

Males

9463

M40-44

9463

10K→15K

6.2 - 9.3 mi

Top 45%
×3story building
+67ft-78ft

Overall

12008

Males

9090

M40-44

9090

15K→20K

9.3 - 12.4 mi

Top 43%
×5story building
+106ft-86ft

Overall

11546

Males

8826

M40-44

8826

20K→Half

12.4 - 13.1 mi

Top 44%
×2story building
+19ft-37ft

Overall

11834

Males

9019

M40-44

9019

Half→25K

13.1 - 15.5 mi

Top 42%
×4story building
+66ft-88ft

Overall

11157

Males

8581

M40-44

8581

25K→30K

15.5 - 18.6 mi

Top 38%
×9story building
+181ft-148ft

Overall

10198

Males

7934

M40-44

7934

30K→20M

18.6 - 20.0 mi

Top 40%
×5story building
+64ft-50ft

Overall

10517

Males

8018

M40-44

8018

20M→21M

20.0 - 21.0 mi

Top 53%
×8story building
+106ft-24ft

Overall

14046

Males

9518

M40-44

9518

21M→35K

21.0 - 21.8 mi

Top 55%
×7story building
+17ft-86ft

Overall

14676

Males

9727

M40-44

9727

35K→23M

21.8 - 23.0 mi

Top 61%
×5story building
+23ft-63ft

Overall

16219

Males

10336

M40-44

10336

23M→24M

23.0 - 24.0 mi

Top 77%
×6story building
+12ft-82ft

Overall

20448

Males

12189

M40-44

12189

24M→40K

24.0 - 24.9 mi

Top 91%
×1story
+6ft-20ft

Overall

24179

Males

13885

M40-44

13885

40K→25.2M

24.9 - 25.2 mi

Top 79%
×1story
+13ft-16ft

Overall

21006

Males

12379

M40-44

12379

25.2M→Finish

25.2 - 26.2 mi

Top 89%
×2story building
+22ft-21ft

Overall

23730

Males

13685

M40-44

13685

Passing Analysis

Category:
Athletes Passed
1445
Passed By
4382
Net Change
-2937
SegmentAthletes PassedPassed ByNet ChangeStart RankEnd Rank
Start → 5K----#11475
5K → 10K98743-645#11475#12120
10K → 15K232160+72#12120#12048
15K → 20K25288+164#12048#11884
20K → Half3033-3#11884#11887
Half → 25K22556+169#11887#11718
25K → 30K35742+315#11718#11403
30K → 20M14145+96#11403#11307
20M → 21M44223-179#11307#11486
21M → 35K17165-148#11486#11634
35K → 23M36366-330#11634#11964
23M → 24M6563-557#11964#12521
24M → 40K1981-980#12521#13501
40K → 25.2M3220-217#13501#13718
25.2M → Finish3697-694#13718#14412
TOTALS14454382-2937
📊

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