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BOSTON MARATHON 2023

Dan Shuck

OR

Bib: 21205 M

0:00
0:00
/ mi
Masters
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Overall
#0 / 26622
Gender (Male)
#0 / 15176
Masters (Masters Men)
#0 / 9891
Division (M60-64)
#0 / 1110
Top 44%
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
26:38
↑ 97↓ 3451.5%
220 ft elev
10K· 6.21 mi
8:22/mi
52:37
↑ 79↓ 1380.4%
157 ft elev
15K· 9.32 mi
8:24/mi
1:18:42
↑ 67↓ 78
146 ft elev
20K· 12.43 mi
8:29/mi
1:45:03
↑ 106↓ 860.1%
165 ft elev
Half· 13.11 mi
8:26/mi
1:50:48
↑ 19↓ 370.5%
148 ft elev
25K· 15.53 mi
8:26/mi
2:11:15
↑ 66↓ 880.2%
127 ft elev
30K· 18.64 mi
8:49/mi
2:38:39
↑ 181↓ 1480.2%
138 ft elev
20M
8:59/mi
2:50:52
↑ 64↓ 500.2%
148 ft elev
21M
9:40/mi
3:00:32
↑ 106↓ 241.6%
227 ft elev
35K· 21.75 mi
8:40/mi
3:07:01
↑ 17↓ 861.7%
156 ft elev
23M
8:51/mi
3:18:06
↑ 23↓ 630.6%
116 ft elev
24M
8:49/mi
3:26:55
↓ 821.3%
34 ft elev
40K· 24.85 mi
9:02/mi
3:34:38
↓ 200.3%
20 ft elev
25.2M
9:43/mi
3:37:59
↑ 13↓ 160.2%
18 ft elev
Finish· 26.22 mi
9:02/mi
3:47:11
↑ 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
Time1:50:48
Pace8:27 /mi
2nd Half
Distance13.11 mi
Time1:56:23
Pace8:53 /mi
📊Positive Split: 5.0% slower second half

Checkpoint Splits

CheckpointDistanceTime of DayTimeAvg PaceSegment TimeSegment PaceDiff
5K
3.11 mi11:22:2126:388:3426:38
8:34
-
10K
6.21 mi11:48:2052:378:2825:59
8:22
-0:12
15K
9.32 mi12:14:251:18:428:2726:05
8:24
+0:02
20K
12.43 mi12:40:461:45:038:2726:21
8:29
+0:05
Half
13.11 mi12:46:311:50:488:275:45
8:26
-0:03
25K
15.53 mi13:06:582:11:158:2720:27
8:26
0:00
30K
18.64 mi13:34:222:38:398:3127:24
8:49
+0:23
20M
20.00 mi13:46:352:50:528:3312:13
8:59
+0:10
21M
21.00 mi13:56:153:00:328:369:40
9:40
+0:41
35K
21.75 mi14:02:443:07:018:366:29
8:40
-1:00
23M
23.00 mi14:13:493:18:068:3711:05
8:51
+0:11
24M
24.00 mi14:22:383:26:558:378:49
8:49
-0:02
40K
24.85 mi14:30:213:34:388:387:43
9:02
+0:13
25.2M
25.20 mi14:33:423:37:598:393:21
9:43
+0:41
Finish
26.22 mi14:42:543:47:118:409:12
9:02
-0:41

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

8:22 /mi

Average Pace

8:40 /mi

Slowest Pace

9:43 /mi

Loading chart...
Fastest
Middle
Slowest
Average

📊Segments

Segment Time Comparison

Time at Faster Pace

3:34:10

94% of race

Time at Steady Pace

13:01

6% of race

Time at Slower Pace

0:00

0% of race

Average Pace: 8:40 /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 mi11:22:2126:388:3426:38
8:34
#18043
10K
6.21 mi11:48:2052:378:2825:59
8:22
#17696
15K
9.32 mi12:14:251:18:428:2726:05
8:24
#17481
20K
12.43 mi12:40:461:45:038:2726:21
8:29
#17269
Half
13.11 mi12:46:311:50:488:275:45
8:26
#17263
25K
15.53 mi13:06:582:11:158:2720:27
8:26
#17035
30K
18.64 mi13:34:222:38:398:3127:24
8:49
#16835
20M
20.00 mi13:46:352:50:528:3312:13
8:59
#16793
21M
21.00 mi13:56:153:00:328:369:40
9:40
#16780
35K
21.75 mi14:02:443:07:018:366:29
8:40
#16738
23M
23.00 mi14:13:493:18:068:3711:05
8:51
#16655
24M
24.00 mi14:22:383:26:558:378:49
8:49
#16631
40K
24.85 mi14:30:213:34:388:387:43
9:02
#16615
25.2M
25.20 mi14:33:423:37:598:393:21
9:43
#16602
Finish
26.22 mi14:42:543:47:118:409:12
9:02
#16665
Faster pace
Steady pace
Slower pace

Checkpoint and Segment Rankings

CheckpointDistanceSeg. DistOverallMalesM60-64Seg. OverallSeg. MalesSeg. M60-64
5K3.11 mi3.11 mi18043114371143717106(Top 64%)11096(Top 73%)11096(Top 1000%)
10K6.21 mi3.10 mi17696+34711330+10711330+10717324(Top 65%)11228(Top 74%)11228(Top 1012%)
15K9.32 mi3.11 mi17481+21511253+7711253+7717106(Top 64%)11096(Top 73%)11096(Top 1000%)
20K12.43 mi3.11 mi17269+21211155+9811155+9816733(Top 63%)10939(Top 72%)10939(Top 985%)
Half13.11 mi0.68 mi17263+611157-211157-217252(Top 65%)11183(Top 74%)11183(Top 1007%)
25K15.53 mi2.42 mi17035+22811047+11011047+11015792(Top 59%)10466(Top 69%)10466(Top 943%)
30K18.64 mi3.11 mi16835+20010948+9910948+9916186(Top 61%)10561(Top 70%)10561(Top 951%)
20M20.00 mi1.36 mi16793+4210914+3410914+3416467(Top 62%)10601(Top 70%)10601(Top 955%)
21M21.00 mi1.00 mi16780+1310904+1010904+1016696(Top 63%)10666(Top 70%)10666(Top 961%)
35K21.75 mi0.75 mi16738+4210875+2910875+2916208(Top 61%)10370(Top 68%)10370(Top 934%)
23M23.00 mi1.25 mi16655+8310811+6410811+6415273(Top 57%)9930(Top 65%)9930(Top 895%)
24M24.00 mi1.00 mi16631+2410785+2610785+2616272(Top 61%)10296(Top 68%)10296(Top 928%)
40K24.85 mi0.85 mi16615+1610759+2610759+2616255(Top 61%)10236(Top 67%)10236(Top 922%)
25.2M25.20 mi0.35 mi16602+1310751+810751+816130(Top 61%)10174(Top 67%)10174(Top 917%)
Finish26.22 mi1.02 mi16665-6310764-1310764-1318094(Top 68%)11123(Top 73%)11123(Top 1002%)

Segment Performance Analysis

10K→15K

0.0 - 3.1 mi

Top 64%
×21story building
+97ft-345ft

Overall

17106

Males

11096

M60-64

11096

5K→10K

3.1 - 6.2 mi

Top 65%
×5story building
+79ft-138ft

Overall

17324

Males

11228

M60-64

11228

10K→15K

6.2 - 9.3 mi

Top 64%
×3story building
+67ft-78ft

Overall

17106

Males

11096

M60-64

11096

15K→20K

9.3 - 12.4 mi

Top 63%
×5story building
+106ft-86ft

Overall

16733

Males

10939

M60-64

10939

20K→Half

12.4 - 13.1 mi

Top 65%
×2story building
+19ft-37ft

Overall

17252

Males

11183

M60-64

11183

Half→25K

13.1 - 15.5 mi

Top 59%
×4story building
+66ft-88ft

Overall

15792

Males

10466

M60-64

10466

25K→30K

15.5 - 18.6 mi

Top 61%
×9story building
+181ft-148ft

Overall

16186

Males

10561

M60-64

10561

30K→20M

18.6 - 20.0 mi

Top 62%
×5story building
+64ft-50ft

Overall

16467

Males

10601

M60-64

10601

20M→21M

20.0 - 21.0 mi

Top 63%
×8story building
+106ft-24ft

Overall

16696

Males

10666

M60-64

10666

21M→35K

21.0 - 21.8 mi

Top 61%
×7story building
+17ft-86ft

Overall

16208

Males

10370

M60-64

10370

35K→23M

21.8 - 23.0 mi

Top 57%
×5story building
+23ft-63ft

Overall

15273

Males

9930

M60-64

9930

23M→24M

23.0 - 24.0 mi

Top 61%
×6story building
+12ft-82ft

Overall

16272

Males

10296

M60-64

10296

24M→40K

24.0 - 24.9 mi

Top 61%
×1story
+6ft-20ft

Overall

16255

Males

10236

M60-64

10236

40K→25.2M

24.9 - 25.2 mi

Top 61%
×1story
+13ft-16ft

Overall

16130

Males

10174

M60-64

10174

25.2M→Finish

25.2 - 26.2 mi

Top 68%
×2story building
+22ft-21ft

Overall

18094

Males

11123

M60-64

11123

Passing Analysis

Category:
Athletes Passed
2278
Passed By
900
Net Change
+1378
SegmentAthletes PassedPassed ByNet ChangeStart RankEnd Rank
Start → 5K----#18043
5K → 10K535188+347#18043#17696
10K → 15K322107+215#17696#17481
15K → 20K27765+212#17481#17269
20K → Half3529+6#17269#17263
Half → 25K25527+228#17263#17035
25K → 30K26666+200#17035#16835
30K → 20M9957+42#16835#16793
20M → 21M8370+13#16793#16780
21M → 35K6422+42#16780#16738
35K → 23M13148+83#16738#16655
23M → 24M7349+24#16655#16631
24M → 40K6650+16#16631#16615
40K → 25.2M3623+13#16615#16602
25.2M → Finish3699-63#16602#16665
TOTALS2278900+1378
📊

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