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BOSTON MARATHON 2023

Jeffrey Burke

CA

Bib: 24875 M

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

Ribbon color based on
FasterSteadySlower· vs. your average pace
Start
0:00
Race begins
469 ft elev
5K· 3.11 mi
8:34/mi
26:37
↑ 97↓ 3451.5%
220 ft elev
10K· 6.21 mi
9:07/mi
54:58
↑ 79↓ 1380.4%
157 ft elev
15K· 9.32 mi
9:22/mi
1:24:04
↑ 67↓ 78
146 ft elev
20K· 12.43 mi
9:54/mi
1:54:50
↑ 106↓ 860.1%
165 ft elev
Half· 13.11 mi
9:42/mi
2:01:27
↑ 19↓ 370.5%
148 ft elev
25K· 15.53 mi
10:45/mi
2:27:32
↑ 66↓ 880.2%
127 ft elev
30K· 18.64 mi
10:57/mi
3:01:34
↑ 181↓ 1480.2%
138 ft elev
20M
11:11/mi
3:16:46
↑ 64↓ 500.2%
148 ft elev
21M
11:50/mi
3:28:36
↑ 106↓ 241.6%
227 ft elev
35K· 21.75 mi
11:27/mi
3:37:10
↑ 17↓ 861.7%
156 ft elev
23M
11:31/mi
3:51:35
↑ 23↓ 630.6%
116 ft elev
24M
11:16/mi
4:02:51
↓ 821.3%
34 ft elev
40K· 24.85 mi
11:21/mi
4:12:33
↓ 200.3%
20 ft elev
25.2M
11:45/mi
4:16:36
↑ 13↓ 160.2%
18 ft elev
Finish· 26.22 mi
10:01/mi
4:26:48
↑ 22↓ 21
17 ft elev
Course Elevation
7–469 ft
≈
×2stacked redwood trees
•▲ 890 ft climb · ▼ 1342 ft descent

The Course

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Half Splits

1st Half· via HalfFaster
Distance13.11 mi
Time2:01:27
Pace9:16 /mi
2nd Half
Distance13.11 mi
Time2:25:21
Pace11:05 /mi
📊Positive Split: 19.7% slower second half

Checkpoint Splits

CheckpointDistanceTime of DayTimeAvg PaceSegment TimeSegment PaceDiff
5K
3.11 mi11:41:5826:378:3426:37
8:34
-
10K
6.21 mi12:10:1954:588:5128:21
9:07
+0:33
15K
9.32 mi12:39:251:24:049:0129:06
9:22
+0:15
20K
12.43 mi13:10:111:54:509:1430:46
9:54
+0:32
Half
13.11 mi13:16:482:01:279:166:37
9:42
-0:12
25K
15.53 mi13:42:532:27:329:3026:05
10:45
+1:03
30K
18.64 mi14:16:553:01:349:4434:02
10:57
+0:12
20M
20.00 mi14:32:073:16:469:5015:12
11:11
+0:14
21M
21.00 mi14:43:573:28:369:5611:50
11:50
+0:39
35K
21.75 mi14:52:313:37:109:598:34
11:27
-0:23
23M
23.00 mi15:06:563:51:3510:0414:25
11:31
+0:04
24M
24.00 mi15:18:124:02:5110:0711:16
11:16
-0:15
40K
24.85 mi15:27:544:12:3310:109:42
11:21
+0:05
25.2M
25.20 mi15:31:574:16:3610:114:03
11:45
+0:24
Finish
26.22 mi15:42:094:26:4810:1110:12
10:01
-1:44

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

8:34 /mi

Average Pace

10:11 /mi

Slowest Pace

11:50 /mi

Loading chart...
Fastest
Middle
Slowest
Average

📊Segments

Segment Time Comparison

Time at Faster Pace

2:11:39

49% of race

Time at Steady Pace

1:44:51

39% of race

Time at Slower Pace

30:18

11% of race

Average Pace: 10:11 /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 mi11:41:5826:378:3426:37
8:34
#18019
10K
6.21 mi12:10:1954:588:5128:21
9:07
#19917
15K
9.32 mi12:39:251:24:049:0129:06
9:22
#20652
20K
12.43 mi13:10:111:54:509:1430:46
9:54
#21315
Half
13.11 mi13:16:482:01:279:166:37
9:42
#21392
25K
15.53 mi13:42:532:27:329:3026:05
10:45
#21883
30K
18.64 mi14:16:553:01:349:4434:02
10:57
#22189
20M
20.00 mi14:32:073:16:469:5015:12
11:11
#22249
21M
21.00 mi14:43:573:28:369:5611:50
11:50
#22252
35K
21.75 mi14:52:313:37:109:598:34
11:27
#22344
23M
23.00 mi15:06:563:51:3510:0414:25
11:31
#22411
24M
24.00 mi15:18:124:02:5110:0711:16
11:16
#22467
40K
24.85 mi15:27:544:12:3310:109:42
11:21
#22484
25.2M
25.20 mi15:31:574:16:3610:114:03
11:45
#22477
Finish
26.22 mi15:42:094:26:4810:1110:12
10:01
#22450
Faster pace
Steady pace
Slower pace

Checkpoint and Segment Rankings

CheckpointDistanceSeg. DistOverallMalesM18-39Seg. OverallSeg. MalesSeg. M18-39
5K3.11 mi3.11 mi18019114321143221856(Top 82%)13125(Top 86%)13125(Top 248%)
10K6.21 mi3.10 mi19917-189812178-74612178-74621371(Top 80%)12871(Top 85%)12871(Top 244%)
15K9.32 mi3.11 mi20652-73512535-35712535-35721856(Top 82%)13125(Top 86%)13125(Top 248%)
20K12.43 mi3.11 mi21315-66312854-31912854-31922646(Top 85%)13464(Top 89%)13464(Top 255%)
Half13.11 mi0.68 mi21392-7712884-3012884-3022626(Top 85%)13453(Top 89%)13453(Top 255%)
25K15.53 mi2.42 mi21883-49113103-21913103-21923596(Top 89%)13844(Top 91%)13844(Top 262%)
30K18.64 mi3.11 mi22189-30613227-12413227-12423010(Top 86%)13521(Top 89%)13521(Top 256%)
20M20.00 mi1.36 mi22249-6013245-1813245-1822990(Top 86%)13462(Top 89%)13462(Top 255%)
21M21.00 mi1.00 mi22252-313230+1513230+1522475(Top 84%)13190(Top 87%)13190(Top 250%)
35K21.75 mi0.75 mi22344-9213257-2713257-2724021(Top 90%)13859(Top 91%)13859(Top 262%)
23M23.00 mi1.25 mi22411-6713288-3113288-3123261(Top 87%)13509(Top 89%)13509(Top 256%)
24M24.00 mi1.00 mi22467-5613306-1813306-1823531(Top 88%)13598(Top 90%)13598(Top 257%)
40K24.85 mi0.85 mi22484-1713302+413302+422951(Top 86%)13293(Top 88%)13293(Top 252%)
25.2M25.20 mi0.35 mi22477+713297+513297+522031(Top 83%)12864(Top 85%)12864(Top 243%)
Finish26.22 mi1.02 mi22450+2713274+2313274+2321782(Top 82%)12763(Top 84%)12763(Top 241%)

Segment Performance Analysis

10K→15K

0.0 - 3.1 mi

Top 82%
×21story building
+97ft-345ft

Overall

21856

Males

13125

M18-39

13125

5K→10K

3.1 - 6.2 mi

Top 80%
×5story building
+79ft-138ft

Overall

21371

Males

12871

M18-39

12871

10K→15K

6.2 - 9.3 mi

Top 82%
×3story building
+67ft-78ft

Overall

21856

Males

13125

M18-39

13125

15K→20K

9.3 - 12.4 mi

Top 85%
×5story building
+106ft-86ft

Overall

22646

Males

13464

M18-39

13464

20K→Half

12.4 - 13.1 mi

Top 85%
×2story building
+19ft-37ft

Overall

22626

Males

13453

M18-39

13453

Half→25K

13.1 - 15.5 mi

Top 89%
×4story building
+66ft-88ft

Overall

23596

Males

13844

M18-39

13844

25K→30K

15.5 - 18.6 mi

Top 86%
×9story building
+181ft-148ft

Overall

23010

Males

13521

M18-39

13521

30K→20M

18.6 - 20.0 mi

Top 86%
×5story building
+64ft-50ft

Overall

22990

Males

13462

M18-39

13462

20M→21M

20.0 - 21.0 mi

Top 84%
×8story building
+106ft-24ft

Overall

22475

Males

13190

M18-39

13190

21M→35K

21.0 - 21.8 mi

Top 90%
×7story building
+17ft-86ft

Overall

24021

Males

13859

M18-39

13859

35K→23M

21.8 - 23.0 mi

Top 87%
×5story building
+23ft-63ft

Overall

23261

Males

13509

M18-39

13509

23M→24M

23.0 - 24.0 mi

Top 88%
×6story building
+12ft-82ft

Overall

23531

Males

13598

M18-39

13598

24M→40K

24.0 - 24.9 mi

Top 86%
×1story
+6ft-20ft

Overall

22951

Males

13293

M18-39

13293

40K→25.2M

24.9 - 25.2 mi

Top 83%
×1story
+13ft-16ft

Overall

22031

Males

12864

M18-39

12864

25.2M→Finish

25.2 - 26.2 mi

Top 82%
×2story building
+22ft-21ft

Overall

21782

Males

12763

M18-39

12763

Passing Analysis

Category:
Athletes Passed
429
Passed By
4860
Net Change
-4431
SegmentAthletes PassedPassed ByNet ChangeStart RankEnd Rank
Start → 5K----#18019
5K → 10K231921-1898#18019#19917
10K → 15K41776-735#19917#20652
15K → 20K24687-663#20652#21315
20K → Half885-77#21315#21392
Half → 25K14505-491#21392#21883
25K → 30K59365-306#21883#22189
30K → 20M43103-60#22189#22249
20M → 21M5760-3#22249#22252
21M → 35K13105-92#22252#22344
35K → 23M38105-67#22344#22411
23M → 24M1773-56#22411#22467
24M → 40K2239-17#22467#22484
40K → 25.2M2013+7#22484#22477
25.2M → Finish5023+27#22477#22450
TOTALS4294860-4431
📊

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