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BOSTON MARATHON 2023

Jeff Waldmuller

Bib: P119•M

UT

0:00
0:00
/ mi
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Overall
#0 / 26622
Top 45%
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
7:09/mi
22:13
↑ 97↓ 3451.5%
10K· 6.21 mi
7:17/mi
44:51
↑ 79↓ 1380.4%
15K· 9.32 mi
7:15/mi
1:07:23
↑ 67↓ 78
20K· 12.43 mi
7:28/mi
1:30:34
↑ 106↓ 860.1%
Half· 13.11 mi
7:23/mi
1:35:36
↑ 19↓ 370.5%
25K· 15.53 mi
8:13/mi
1:55:31
↑ 66↓ 880.2%
30K· 18.64 mi
8:15/mi
2:21:08
↑ 181↓ 1480.2%
20M
8:34/mi
2:32:47
↑ 64↓ 500.2%
21M
10:04/mi
2:42:51
↑ 106↓ 241.6%
35K· 21.75 mi
9:35/mi
2:50:01
↑ 17↓ 861.7%
23M
8:42/mi
3:00:55
↑ 23↓ 630.6%
24M
8:20/mi
3:09:15
↓ 821.3%
40K· 24.85 mi
9:39/mi
3:17:30
↓ 200.3%
25.2M
10:21/mi
3:21:04
↑ 13↓ 160.2%
Finish· 26.22 mi
8:01/mi
3:29:14
↑ 22↓ 21

The Course

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Half Splits

1st Half· via HalfFaster
Distance13.11 mi
Time1:35:36
Pace7:18 /mi
2nd Half
Distance13.11 mi
Time1:53:38
Pace8:40 /mi
📊Positive Split: 18.9% slower second half

Checkpoint Splits

CheckpointDistanceTime of DayTimeAvg PaceSegment TimeSegment PaceDiff
5K
3.11 mi10:12:1422:137:0922:13
7:09
-
10K
6.21 mi10:34:5244:517:1322:38
7:17
+0:08
15K
9.32 mi10:57:241:07:237:1422:32
7:15
-0:02
20K
12.43 mi11:20:351:30:347:1723:11
7:28
+0:13
Half
13.11 mi11:25:371:35:367:185:02
7:23
-0:05
25K
15.53 mi11:45:321:55:317:2619:55
8:13
+0:50
30K
18.64 mi12:11:092:21:087:3425:37
8:15
+0:02
20M
20.00 mi12:22:482:32:477:3811:39
8:34
+0:19
21M
21.00 mi12:32:522:42:517:4510:04
10:04
+1:30
35K
21.75 mi12:40:022:50:017:497:10
9:35
-0:29
23M
23.00 mi12:50:563:00:557:5210:54
8:42
-0:53
24M
24.00 mi12:59:163:09:157:538:20
8:20
-0:22
40K
24.85 mi13:07:313:17:307:578:15
9:39
+1:19
25.2M
25.20 mi13:11:053:21:047:593:34
10:21
+0:42
Finish
26.22 mi13:19:153:29:147:598:10
8:01
-2:20

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

7:09 /mi

Average Pace

7:59 /mi

Slowest Pace

10:21 /mi

Loading chart...
Fastest
Middle
Slowest
Average

📊Segments

Segment Time Comparison

Time at Faster Pace

1:35:36

46% of race

Time at Steady Pace

1:24:35

40% of race

Time at Slower Pace

29:03

14% of race

Average Pace: 7:59 /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 mi10:12:1422:137:0922:13
7:09
#7188
10K
6.21 mi10:34:5244:517:1322:38
7:17
#7882
15K
9.32 mi10:57:241:07:237:1422:32
7:15
#7979
20K
12.43 mi11:20:351:30:347:1723:11
7:28
#8161
Half
13.11 mi11:25:371:35:367:185:02
7:23
#8203
25K
15.53 mi11:45:321:55:317:2619:55
8:13
#9121
30K
18.64 mi12:11:092:21:087:3425:37
8:15
#9743
20M
20.00 mi12:22:482:32:477:3811:39
8:34
#10066
21M
21.00 mi12:32:522:42:517:4510:04
10:04
#10647
35K
21.75 mi12:40:022:50:017:497:10
9:35
#11126
23M
23.00 mi12:50:563:00:557:5210:54
8:42
#11344
24M
24.00 mi12:59:163:09:157:538:20
8:20
#11455
40K
24.85 mi13:07:313:17:307:578:15
9:39
#11852
25.2M
25.20 mi13:11:053:21:047:593:34
10:21
#12016
Finish
26.22 mi13:19:153:29:147:598:10
8:01
#12023
Faster pace
Steady pace
Slower pace

Checkpoint and Segment Rankings

CheckpointDistanceSeg. DistOverallMalesM18-39Seg. OverallSeg. MalesSeg. M18-39
5K3.11 mi3.11 mi7188641764178174(Top 31%)7041(Top 46%)7041(Top 133%)
10K6.21 mi3.10 mi7882-6946900-4836900-4838764(Top 33%)7430(Top 49%)7430(Top 141%)
15K9.32 mi3.11 mi7979-976943-436943-438174(Top 31%)7041(Top 46%)7041(Top 133%)
20K12.43 mi3.11 mi8161-1827050-1077050-1079009(Top 34%)7511(Top 49%)7511(Top 142%)
Half13.11 mi0.68 mi8203-427070-207070-209250(Top 35%)7685(Top 51%)7685(Top 145%)
25K15.53 mi2.42 mi9121-9187623-5537623-55314313(Top 54%)9893(Top 65%)9893(Top 187%)
30K18.64 mi3.11 mi9743-6227953-3307953-33012638(Top 47%)9073(Top 60%)9073(Top 172%)
20M20.00 mi1.36 mi10066-3238100-1478100-14714052(Top 53%)9588(Top 63%)9588(Top 181%)
21M21.00 mi1.00 mi10647-5818360-2608360-26018237(Top 69%)11317(Top 75%)11317(Top 214%)
35K21.75 mi0.75 mi11126-4798576-2168576-21620064(Top 75%)12065(Top 80%)12065(Top 228%)
23M23.00 mi1.25 mi11344-2188644-688644-6814390(Top 54%)9522(Top 63%)9522(Top 180%)
24M24.00 mi1.00 mi11455-1118675-318675-3113405(Top 50%)9047(Top 60%)9047(Top 171%)
40K24.85 mi0.85 mi11852-3978828-1538828-15318839(Top 71%)11412(Top 75%)11412(Top 216%)
25.2M25.20 mi0.35 mi12016-1648890-628890-6218551(Top 70%)11260(Top 74%)11260(Top 213%)
Finish26.22 mi1.02 mi12023-78868+228868+2212203(Top 46%)8378(Top 55%)8378(Top 159%)

Segment Performance Analysis

10K→15K

0.0 - 3.1 mi

Top 31%
×21story building
+97ft-345ft

Overall

8174

Males

7041

M18-39

7041

5K→10K

3.1 - 6.2 mi

Top 33%
×5story building
+79ft-138ft

Overall

8764

Males

7430

M18-39

7430

10K→15K

6.2 - 9.3 mi

Top 31%
×3story building
+67ft-78ft

Overall

8174

Males

7041

M18-39

7041

15K→20K

9.3 - 12.4 mi

Top 34%
×5story building
+106ft-86ft

Overall

9009

Males

7511

M18-39

7511

20K→Half

12.4 - 13.1 mi

Top 35%
×2story building
+19ft-37ft

Overall

9250

Males

7685

M18-39

7685

Half→25K

13.1 - 15.5 mi

Top 54%
×4story building
+66ft-88ft

Overall

14313

Males

9893

M18-39

9893

25K→30K

15.5 - 18.6 mi

Top 47%
×9story building
+181ft-148ft

Overall

12638

Males

9073

M18-39

9073

30K→20M

18.6 - 20.0 mi

Top 53%
×5story building
+64ft-50ft

Overall

14052

Males

9588

M18-39

9588

20M→21M

20.0 - 21.0 mi

Top 69%
×8story building
+106ft-24ft

Overall

18237

Males

11317

M18-39

11317

21M→35K

21.0 - 21.8 mi

Top 75%
×7story building
+17ft-86ft

Overall

20064

Males

12065

M18-39

12065

35K→23M

21.8 - 23.0 mi

Top 54%
×5story building
+23ft-63ft

Overall

14390

Males

9522

M18-39

9522

23M→24M

23.0 - 24.0 mi

Top 50%
×6story building
+12ft-82ft

Overall

13405

Males

9047

M18-39

9047

24M→40K

24.0 - 24.9 mi

Top 71%
×1story
+6ft-20ft

Overall

18839

Males

11412

M18-39

11412

40K→25.2M

24.9 - 25.2 mi

Top 70%
×1story
+13ft-16ft

Overall

18551

Males

11260

M18-39

11260

25.2M→Finish

25.2 - 26.2 mi

Top 46%
×2story building
+22ft-21ft

Overall

12203

Males

8378

M18-39

8378

Passing Analysis

Category:
Athletes Passed
490
Passed By
5324
Net Change
-4835
SegmentAthletes PassedPassed ByNet ChangeStart RankEnd Rank
Start → 5K----#7188
5K → 10K47741-694#7188#7882
10K → 15K105202-97#7882#7979
15K → 20K75257-182#7979#8161
20K → Half951-42#8161#8203
Half → 25K8926-918#8203#9121
25K → 30K43665-622#9121#9743
30K → 20M29351-323#9743#10066
20M → 21M7588-581#10066#10647
21M → 35K5484-479#10647#11126
35K → 23M46264-218#11126#11344
23M → 24M32143-111#11344#11455
24M → 40K14411-397#11455#11852
40K → 25.2M2166-164#11852#12016
25.2M → Finish6875-7#12016#12023
TOTALS4905324-4835
📊

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