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BOSTON MARATHON 2023

Tim Shea

Bib: 20013•M

NC

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
Race Day Weather
49°/39°F
light intensity drizzle

⏱️ Race Timeline

Start
0:00:00
Race begins
5K· 3.11 mi
27:02
Rank: #18893
Start → 5K
27:02 | 8:42/mi
10K· 6.21 mi
54:11
Rank: #19225 (-332)
5K → 10K
27:09 | 8:44/mi
15K· 9.32 mi
1:21:19
Rank: #19184 (+41)
10K → 15K
27:08 | 8:44/mi
20K· 12.43 mi
1:48:47
Rank: #19078 (+106)
15K → 20K
27:28 | 8:50/mi
Half· 13.11 mi
1:54:51
Rank: #19120 (-42)
20K → Half
6:04 | 8:54/mi
25K· 15.53 mi
2:16:23
Rank: #18992 (+128)
Half → 25K
21:32 | 8:53/mi
30K· 18.64 mi
2:45:11
Rank: #18890 (+102)
25K → 30K
28:48 | 9:16/mi
20M
2:58:08
Rank: #18910 (-20)
30K → 20M
12:57 | 9:32/mi
21M
3:08:05
Rank: #18837 (+73)
20M → 21M
9:57 | 9:57/mi
35K· 21.75 mi
3:15:18
Rank: #18913 (-76)
21M → 35K
7:13 | 9:39/mi
23M
3:27:11
Rank: #18880 (+33)
35K → 23M
11:53 | 9:29/mi
24M
3:36:41
Rank: #18896 (-16)
23M → 24M
9:30 | 9:30/mi
40K· 24.85 mi
3:44:53
Rank: #18890 (+6)
24M → 40K
8:12 | 9:35/mi
25.2M
3:48:45
Rank: #18951 (-61)
40K → 25.2M
3:52 | 11:13/mi
Finish· 26.22 mi
3:58:18
Rank: #19003 (-52)
25.2M → Finish
9:33 | 9:22/mi

The Course

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Half Splits

1st Half· via HalfFaster
Distance13.11 mi
Time1:54:51
Pace8:46 /mi
2nd Half
Distance13.11 mi
Time2:03:27
Pace9:25 /mi
📊Positive Split: 7.5% slower second half

Checkpoint Splits

CheckpointDistanceTime of DayTimeAvg PaceSegment TimeSegment PaceDiff
5K
3.11 mi11:21:1227:028:4227:02
8:42
-
10K
6.21 mi11:48:2154:118:4327:09
8:44
+0:02
15K
9.32 mi12:15:291:21:198:4327:08
8:44
0:00
20K
12.43 mi12:42:571:48:478:4527:28
8:50
+0:06
Half
13.11 mi12:49:011:54:518:466:04
8:54
+0:04
25K
15.53 mi13:10:332:16:238:4721:32
8:53
-0:01
30K
18.64 mi13:39:212:45:118:5228:48
9:16
+0:23
20M
20.00 mi13:52:182:58:088:5412:57
9:32
+0:16
21M
21.00 mi14:02:153:08:058:579:57
9:57
+0:25
35K
21.75 mi14:09:283:15:188:597:13
9:39
-0:18
23M
23.00 mi14:21:213:27:119:0011:53
9:29
-0:10
24M
24.00 mi14:30:513:36:419:029:30
9:30
+0:01
40K
24.85 mi14:39:033:44:539:038:12
9:35
+0:05
25.2M
25.20 mi14:42:553:48:459:053:52
11:13
+1:38
Finish
26.22 mi14:52:283:58:189:069:33
9:22
-1:51

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

8:42 /mi

Average Pace

9:06 /mi

Slowest Pace

11:13 /mi

Loading chart...
Fastest
Middle
Slowest
Average

📊Segments

Segment Time Comparison

Time at Faster Pace

2:16:23

57% of race

Time at Steady Pace

1:28:06

37% of race

Time at Slower Pace

13:49

6% of race

Average Pace: 9:05 /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 mi11:21:1227:028:4227:02
8:42
#18893
10K
6.21 mi11:48:2154:118:4327:09
8:44
#19225
15K
9.32 mi12:15:291:21:198:4327:08
8:44
#19184
20K
12.43 mi12:42:571:48:478:4527:28
8:50
#19078
Half
13.11 mi12:49:011:54:518:466:04
8:54
#19120
25K
15.53 mi13:10:332:16:238:4721:32
8:53
#18992
30K
18.64 mi13:39:212:45:118:5228:48
9:16
#18890
20M
20.00 mi13:52:182:58:088:5412:57
9:32
#18910
21M
21.00 mi14:02:153:08:058:579:57
9:57
#18837
35K
21.75 mi14:09:283:15:188:597:13
9:39
#18913
23M
23.00 mi14:21:213:27:119:0011:53
9:29
#18880
24M
24.00 mi14:30:513:36:419:029:30
9:30
#18896
40K
24.85 mi14:39:033:44:539:038:12
9:35
#18890
25.2M
25.20 mi14:42:553:48:459:053:52
11:13
#18951
Finish
26.22 mi14:52:283:58:189:069:33
9:22
#19003
Faster pace
Steady pace
Slower pace

Checkpoint and Segment Rankings

CheckpointDistanceSeg. DistOverallMalesM60-64Seg. OverallSeg. MalesSeg. M60-64
5K3.11 mi3.11 mi18893117371173719148(Top 72%)11938(Top 79%)11938(Top 1075%)
10K6.21 mi3.10 mi19225-33211910-17311910-17319621(Top 74%)12137(Top 80%)12137(Top 1093%)
15K9.32 mi3.11 mi19184+4111922-1211922-1219148(Top 72%)11938(Top 79%)11938(Top 1075%)
20K12.43 mi3.11 mi19078+10611895+2711895+2718881(Top 71%)11844(Top 78%)11844(Top 1067%)
Half13.11 mi0.68 mi19120-4211906-1111906-1119920(Top 75%)12273(Top 81%)12273(Top 1106%)
25K15.53 mi2.42 mi18992+12811853+5311853+5318358(Top 69%)11580(Top 76%)11580(Top 1043%)
30K18.64 mi3.11 mi18890+10211797+5611797+5618479(Top 69%)11552(Top 76%)11552(Top 1041%)
20M20.00 mi1.36 mi18910-2011783+1411783+1418958(Top 71%)11660(Top 77%)11660(Top 1050%)
21M21.00 mi1.00 mi18837+7311743+4011743+4017846(Top 67%)11164(Top 74%)11164(Top 1006%)
35K21.75 mi0.75 mi18913-7611765-2211765-2220273(Top 76%)12147(Top 80%)12147(Top 1094%)
23M23.00 mi1.25 mi18880+3311740+2511740+2518296(Top 69%)11263(Top 74%)11263(Top 1015%)
24M24.00 mi1.00 mi18896-1611738+211738+219190(Top 72%)11611(Top 77%)11611(Top 1046%)
40K24.85 mi0.85 mi18890+611732+611732+618634(Top 70%)11324(Top 75%)11324(Top 1020%)
25.2M25.20 mi0.35 mi18951-6111753-2111753-2120912(Top 79%)12345(Top 81%)12345(Top 1112%)
Finish26.22 mi1.02 mi19003-5211771-1811771-1819642(Top 74%)11818(Top 78%)11818(Top 1065%)

Segment Performance Analysis

10K→15K

0.0 - 3.1 mi

Top 72%
×21stories
+97ft-345ft

Overall

19148

Males

11938

M60-64

11938

5K→10K

3.1 - 6.2 mi

Top 74%
×5stories
+79ft-138ft

Overall

19621

Males

12137

M60-64

12137

10K→15K

6.2 - 9.3 mi

Top 72%
×3stories
+67ft-78ft

Overall

19148

Males

11938

M60-64

11938

15K→20K

9.3 - 12.4 mi

Top 71%
×5stories
+106ft-86ft

Overall

18881

Males

11844

M60-64

11844

20K→Half

12.4 - 13.1 mi

Top 75%
×2stories
+19ft-37ft

Overall

19920

Males

12273

M60-64

12273

Half→25K

13.1 - 15.5 mi

Top 69%
×4stories
+66ft-88ft

Overall

18358

Males

11580

M60-64

11580

25K→30K

15.5 - 18.6 mi

Top 69%
×9stories
+181ft-148ft

Overall

18479

Males

11552

M60-64

11552

30K→20M

18.6 - 20.0 mi

Top 71%
×5stories
+64ft-50ft

Overall

18958

Males

11660

M60-64

11660

20M→21M

20.0 - 21.0 mi

Top 67%
×8stories
+106ft-24ft

Overall

17846

Males

11164

M60-64

11164

21M→35K

21.0 - 21.8 mi

Top 76%
×7stories
+17ft-86ft

Overall

20273

Males

12147

M60-64

12147

35K→23M

21.8 - 23.0 mi

Top 69%
×5stories
+23ft-63ft

Overall

18296

Males

11263

M60-64

11263

23M→24M

23.0 - 24.0 mi

Top 72%
×6stories
+12ft-82ft

Overall

19190

Males

11611

M60-64

11611

24M→40K

24.0 - 24.9 mi

Top 70%
×1story
+6ft-20ft

Overall

18634

Males

11324

M60-64

11324

40K→25.2M

24.9 - 25.2 mi

Top 79%
×1story
+13ft-16ft

Overall

20912

Males

12345

M60-64

12345

25.2M→Finish

25.2 - 26.2 mi

Top 74%
×2stories
+22ft-21ft

Overall

19642

Males

11818

M60-64

11818

Passing Analysis

Category:
Athletes Passed
1489
Passed By
1599
Net Change
-110
SegmentAthletes PassedPassed ByNet ChangeStart RankEnd Rank
Start → 5K----#18893
5K → 10K200532-332#18893#19225
10K → 15K205164+41#19225#19184
15K → 20K213107+106#19184#19078
20K → Half1557-42#19078#19120
Half → 25K18254+128#19120#18992
25K → 30K219117+102#18992#18890
30K → 20M7898-20#18890#18910
20M → 21M11845+73#18910#18837
21M → 35K2197-76#18837#18913
35K → 23M8956+33#18913#18880
23M → 24M5470-16#18880#18896
24M → 40K5448+6#18896#18890
40K → 25.2M1475-61#18890#18951
25.2M → Finish2779-52#18951#19003
TOTALS14891599-110
📊

Passing Visuals

Category:
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🔥Passing Intensity

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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