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BOSTON MARATHON 2023

Juan Woodcock

Bib: 18379•M

0:00
0:00
/ mi
Masters
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Overall
#0 / 26622
Gender (Male)
#0 / 15176
Masters (Masters Men)
#0 / 9891
Division (M55-59)
#0 / 1422
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
7:54/mi
24:32
↑ 97↓ 3451.5%
10K· 6.21 mi
7:56/mi
49:11
↑ 79↓ 1380.4%
15K· 9.32 mi
8:06/mi
1:14:20
↑ 67↓ 78
20K· 12.43 mi
8:08/mi
1:39:35
↑ 106↓ 860.1%
Half· 13.11 mi
7:59/mi
1:45:02
↑ 19↓ 370.5%
25K· 15.53 mi
8:22/mi
2:05:20
↑ 66↓ 880.2%
30K· 18.64 mi
8:49/mi
2:32:42
↑ 181↓ 1480.2%
20M
10:03/mi
2:46:21
↑ 64↓ 500.2%
21M
12:16/mi
2:58:37
↑ 106↓ 241.6%
35K· 21.75 mi
9:55/mi
3:06:02
↑ 17↓ 861.7%
23M
11:39/mi
3:20:37
↑ 23↓ 630.6%
24M
12:11/mi
3:32:48
↓ 821.3%
40K· 24.85 mi
11:36/mi
3:42:43
↓ 200.3%
25.2M
17:56/mi
3:48:54
↑ 13↓ 160.2%
Finish· 26.22 mi
11:38/mi
4:00:45
↑ 22↓ 21

The Course

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Half Splits

1st Half· via HalfFaster
Distance13.11 mi
Time1:45:02
Pace8:01 /mi
2nd Half
Distance13.11 mi
Time2:15:43
Pace10:21 /mi
📊Positive Split: 29.2% slower second half

Checkpoint Splits

CheckpointDistanceTime of DayTimeAvg PaceSegment TimeSegment PaceDiff
5K
3.11 mi11:39:3324:327:5424:32
7:54
-
10K
6.21 mi12:04:1249:117:5524:39
7:56
+0:02
15K
9.32 mi12:29:211:14:207:5925:09
8:06
+0:10
20K
12.43 mi12:54:361:39:358:0125:15
8:08
+0:02
Half
13.11 mi13:00:031:45:028:015:27
7:59
-0:09
25K
15.53 mi13:20:212:05:208:0420:18
8:22
+0:23
30K
18.64 mi13:47:432:32:428:1127:22
8:49
+0:27
20M
20.00 mi14:01:222:46:218:1913:39
10:03
+1:14
21M
21.00 mi14:13:382:58:378:3012:16
12:16
+2:13
35K
21.75 mi14:21:033:06:028:337:25
9:55
-2:21
23M
23.00 mi14:35:383:20:378:4314:35
11:39
+1:44
24M
24.00 mi14:47:493:32:488:5212:11
12:11
+0:32
40K
24.85 mi14:57:443:42:438:589:55
11:36
-0:35
25.2M
25.20 mi15:03:553:48:549:056:11
17:56
+6:20
Finish
26.22 mi15:15:464:00:459:1111:51
11:38
-6:18

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

7:54 /mi

Average Pace

9:11 /mi

Slowest Pace

17:56 /mi

Loading chart...
Fastest
Middle
Slowest
Average

📊Segments

Segment Time Comparison

Time at Faster Pace

2:05:20

52% of race

Time at Steady Pace

48:26

20% of race

Time at Slower Pace

1:06:59

28% of race

Average Pace: 9:11 /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 mi11:39:3324:327:5424:32
7:54
#13209
10K
6.21 mi12:04:1249:117:5524:39
7:56
#13701
15K
9.32 mi12:29:211:14:207:5925:09
8:06
#14181
20K
12.43 mi12:54:361:39:358:0125:15
8:08
#14195
Half
13.11 mi13:00:031:45:028:015:27
7:59
#14213
25K
15.53 mi13:20:212:05:208:0420:18
8:22
#14412
30K
18.64 mi13:47:432:32:428:1127:22
8:49
#14742
20M
20.00 mi14:01:222:46:218:1913:39
10:03
#15347
21M
21.00 mi14:13:382:58:378:3012:16
12:16
#16233
35K
21.75 mi14:21:033:06:028:337:25
9:55
#16468
23M
23.00 mi14:35:383:20:378:4314:35
11:39
#17296
24M
24.00 mi14:47:493:32:488:5212:11
12:11
#18076
40K
24.85 mi14:57:443:42:438:589:55
11:36
#18451
25.2M
25.20 mi15:03:553:48:549:056:11
17:56
#18976
Finish
26.22 mi15:15:464:00:459:1111:51
11:38
#19434
Faster pace
Steady pace
Slower pace

Checkpoint and Segment Rankings

CheckpointDistanceSeg. DistOverallMalesM55-59Seg. OverallSeg. MalesSeg. M55-59
5K3.11 mi3.11 mi132099636963615126(Top 57%)10360(Top 68%)10360(Top 729%)
10K6.21 mi3.10 mi13701-4929819-1839819-18314273(Top 54%)10040(Top 66%)10040(Top 706%)
15K9.32 mi3.11 mi14181-4809999-1809999-18015126(Top 57%)10360(Top 68%)10360(Top 729%)
20K12.43 mi3.11 mi14195-149977+229977+2214409(Top 54%)10047(Top 66%)10047(Top 707%)
Half13.11 mi0.68 mi14213-189987-109987-1014265(Top 54%)10037(Top 66%)10037(Top 706%)
25K15.53 mi2.42 mi14412-19910042-5510042-5515412(Top 58%)10308(Top 68%)10308(Top 725%)
30K18.64 mi3.11 mi14742-33010144-10210144-10216124(Top 61%)10540(Top 69%)10540(Top 741%)
20M20.00 mi1.36 mi15347-60510333-18910333-18920588(Top 77%)12385(Top 82%)12385(Top 871%)
21M21.00 mi1.00 mi16233-88610656-32310656-32323137(Top 87%)13497(Top 89%)13497(Top 949%)
35K21.75 mi0.75 mi16468-23510751-9510751-9521018(Top 79%)12491(Top 82%)12491(Top 878%)
23M23.00 mi1.25 mi17296-82811083-33211083-33223489(Top 88%)13616(Top 90%)13616(Top 958%)
24M24.00 mi1.00 mi18076-78011382-29911382-29924732(Top 93%)14164(Top 93%)14164(Top 996%)
40K24.85 mi0.85 mi18451-37511538-15611538-15623348(Top 88%)13473(Top 89%)13473(Top 947%)
25.2M25.20 mi0.35 mi18976-52511766-22811766-22826489(Top 100%)15091(Top 99%)15091(Top 1061%)
Finish26.22 mi1.02 mi19434-45811951-18511951-18524838(Top 93%)14235(Top 94%)14235(Top 1001%)

Segment Performance Analysis

10K→15K

0.0 - 3.1 mi

Top 57%
×21story building
+97ft-345ft

Overall

15126

Males

10360

M55-59

10360

5K→10K

3.1 - 6.2 mi

Top 54%
×5story building
+79ft-138ft

Overall

14273

Males

10040

M55-59

10040

10K→15K

6.2 - 9.3 mi

Top 57%
×3story building
+67ft-78ft

Overall

15126

Males

10360

M55-59

10360

15K→20K

9.3 - 12.4 mi

Top 54%
×5story building
+106ft-86ft

Overall

14409

Males

10047

M55-59

10047

20K→Half

12.4 - 13.1 mi

Top 54%
×2story building
+19ft-37ft

Overall

14265

Males

10037

M55-59

10037

Half→25K

13.1 - 15.5 mi

Top 58%
×4story building
+66ft-88ft

Overall

15412

Males

10308

M55-59

10308

25K→30K

15.5 - 18.6 mi

Top 61%
×9story building
+181ft-148ft

Overall

16124

Males

10540

M55-59

10540

30K→20M

18.6 - 20.0 mi

Top 77%
×5story building
+64ft-50ft

Overall

20588

Males

12385

M55-59

12385

20M→21M

20.0 - 21.0 mi

Top 87%
×8story building
+106ft-24ft

Overall

23137

Males

13497

M55-59

13497

21M→35K

21.0 - 21.8 mi

Top 79%
×7story building
+17ft-86ft

Overall

21018

Males

12491

M55-59

12491

35K→23M

21.8 - 23.0 mi

Top 88%
×5story building
+23ft-63ft

Overall

23489

Males

13616

M55-59

13616

23M→24M

23.0 - 24.0 mi

Top 93%
×6story building
+12ft-82ft

Overall

24732

Males

14164

M55-59

14164

24M→40K

24.0 - 24.9 mi

Top 88%
×1story
+6ft-20ft

Overall

23348

Males

13473

M55-59

13473

40K→25.2M

24.9 - 25.2 mi

Top 100%
×1story
+13ft-16ft

Overall

26489

Males

15091

M55-59

15091

25.2M→Finish

25.2 - 26.2 mi

Top 93%
×2story building
+22ft-21ft

Overall

24838

Males

14235

M55-59

14235

Passing Analysis

Category:
Athletes Passed
583
Passed By
6808
Net Change
-6225
SegmentAthletes PassedPassed ByNet ChangeStart RankEnd Rank
Start → 5K----#13209
5K → 10K129621-492#13209#13701
10K → 15K51531-480#13701#14181
15K → 20K167181-14#14181#14195
20K → Half2038-18#14195#14213
Half → 25K87286-199#14213#14412
25K → 30K80410-330#14412#14742
30K → 20M12617-605#14742#15347
20M → 21M6892-886#15347#16233
21M → 35K8243-235#16233#16468
35K → 23M5833-828#16468#17296
23M → 24M4784-780#17296#18076
24M → 40K8383-375#18076#18451
40K → 25.2M2527-525#18451#18976
25.2M → Finish4462-458#18976#19434
TOTALS5836808-6225
📊

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