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BOSTON MARATHON 2023

Thomas Mcgrory

Bib: 30383•M

MA

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

Start
0:00:00
Race begins
5K· 3.11 mi
30:40
Rank: #23117
Start → 5K
9:52/mi
30:40 split
10K· 6.21 mi
59:03
Rank: #22336 (+781)
5K → 10K
9:08/mi
28:23 split
15K· 9.32 mi
1:27:26
Rank: #21930 (+406)
10K → 15K
9:08/mi
28:23 split
20K· 12.43 mi
1:57:54
Rank: #22065 (-135)
15K → 20K
9:48/mi
30:28 split
Half· 13.11 mi
2:04:15
Rank: #22035 (+30)
20K → Half
9:18/mi
6:21 split
25K· 15.53 mi
2:27:25
Rank: #21859 (+176)
Half → 25K
9:33/mi
23:10 split
30K· 18.64 mi
2:59:05
Rank: #21766 (+93)
25K → 30K
10:12/mi
31:40 split
20M
3:13:19
Rank: #21775 (-9)
30K → 20M
10:28/mi
14:14 split
21M
3:27:31
Rank: #22137 (-362)
20M → 21M
14:12/mi
14:12 split
35K· 21.75 mi
3:35:42
Rank: #22163 (-26)
21M → 35K
10:56/mi
8:11 split
23M
3:50:55
Rank: #22335 (-172)
35K → 23M
12:09/mi
15:13 split
24M
4:02:10
Rank: #22407 (-72)
23M → 24M
11:15/mi
11:15 split
40K· 24.85 mi
4:11:46
Rank: #22423 (-16)
24M → 40K
11:14/mi
9:36 split
25.2M
4:16:10
Rank: #22437 (-14)
40K → 25.2M
12:46/mi
4:24 split
Finish· 26.22 mi
4:26:04
Rank: #22390 (+47)
25.2M → Finish
9:43/mi
9:54 split

The Course

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Half Splits

1st Half· via HalfFaster
Distance13.11 mi
Time2:04:15
Pace9:29 /mi
2nd Half
Distance13.11 mi
Time2:21:49
Pace10:49 /mi
📊Positive Split: 14.1% slower second half

Checkpoint Splits

CheckpointDistanceTime of DayTimeAvg PaceSegment TimeSegment PaceDiff
5K
3.11 mi11:52:4330:409:5230:40
9:52
-
10K
6.21 mi12:21:0659:039:3028:23
9:08
-0:44
15K
9.32 mi12:49:291:27:269:2328:23
9:08
0:00
20K
12.43 mi13:19:571:57:549:2930:28
9:48
+0:40
Half
13.11 mi13:26:182:04:159:296:21
9:18
-0:30
25K
15.53 mi13:49:282:27:259:2923:10
9:33
+0:15
30K
18.64 mi14:21:082:59:059:3631:40
10:12
+0:39
20M
20.00 mi14:35:223:13:199:4014:14
10:28
+0:16
21M
21.00 mi14:49:343:27:319:5314:12
14:12
+3:44
35K
21.75 mi14:57:453:35:429:558:11
10:56
-3:16
23M
23.00 mi15:12:583:50:5510:0215:13
12:09
+1:13
24M
24.00 mi15:24:134:02:1010:0511:15
11:15
-0:54
40K
24.85 mi15:33:494:11:4610:089:36
11:14
-0:01
25.2M
25.20 mi15:38:134:16:1010:104:24
12:46
+1:32
Finish
26.22 mi15:48:074:26:0410:099:54
9:43
-3:03

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

9:08 /mi

Average Pace

10:09 /mi

Slowest Pace

14:12 /mi

Loading chart...
Fastest
Middle
Slowest
Average

📊Segments

Segment Time Comparison

Time at Faster Pace

1:03:07

24% of race

Time at Steady Pace

2:20:06

53% of race

Time at Slower Pace

1:02:51

24% of race

Average Pace: 10:09 /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 mi11:52:4330:409:5230:40
9:52
#23117
10K
6.21 mi12:21:0659:039:3028:23
9:08
#22336
15K
9.32 mi12:49:291:27:269:2328:23
9:08
#21930
20K
12.43 mi13:19:571:57:549:2930:28
9:48
#22065
Half
13.11 mi13:26:182:04:159:296:21
9:18
#22035
25K
15.53 mi13:49:282:27:259:2923:10
9:33
#21859
30K
18.64 mi14:21:082:59:059:3631:40
10:12
#21766
20M
20.00 mi14:35:223:13:199:4014:14
10:28
#21775
21M
21.00 mi14:49:343:27:319:5314:12
14:12
#22137
35K
21.75 mi14:57:453:35:429:558:11
10:56
#22163
23M
23.00 mi15:12:583:50:5510:0215:13
12:09
#22335
24M
24.00 mi15:24:134:02:1010:0511:15
11:15
#22407
40K
24.85 mi15:33:494:11:4610:089:36
11:14
#22423
25.2M
25.20 mi15:38:134:16:1010:104:24
12:46
#22437
Finish
26.22 mi15:48:074:26:0410:099:54
9:43
#22390
Faster pace
Steady pace
Slower pace

Checkpoint and Segment Rankings

CheckpointDistanceSeg. DistOverallMalesM18-39Seg. OverallSeg. MalesSeg. M18-39
5K3.11 mi3.11 mi23117136381363821087(Top 79%)12784(Top 84%)12784(Top 242%)
10K6.21 mi3.10 mi22336+78113299+33913299+33921421(Top 80%)12893(Top 85%)12893(Top 244%)
15K9.32 mi3.11 mi21930+40613108+19113108+19121087(Top 79%)12784(Top 84%)12784(Top 242%)
20K12.43 mi3.11 mi22065-13513174-6613174-6622418(Top 84%)13364(Top 88%)13364(Top 253%)
Half13.11 mi0.68 mi22035+3013166+813166+821525(Top 81%)12979(Top 86%)12979(Top 246%)
25K15.53 mi2.42 mi21859+17613092+7413092+7421013(Top 79%)12722(Top 84%)12722(Top 241%)
30K18.64 mi3.11 mi21766+9313046+4613046+4621513(Top 81%)12853(Top 85%)12853(Top 243%)
20M20.00 mi1.36 mi21775-913034+1213034+1221671(Top 81%)12858(Top 85%)12858(Top 243%)
21M21.00 mi1.00 mi22137-36213180-14613180-14625196(Top 95%)14464(Top 95%)14464(Top 274%)
35K21.75 mi0.75 mi22163-2613184-413184-423186(Top 87%)13473(Top 89%)13473(Top 255%)
23M23.00 mi1.25 mi22335-17213252-6813252-6824183(Top 91%)13934(Top 92%)13934(Top 264%)
24M24.00 mi1.00 mi22407-7213276-2413276-2423494(Top 88%)13578(Top 89%)13578(Top 257%)
40K24.85 mi0.85 mi22423-1613273+313273+322777(Top 86%)13214(Top 87%)13214(Top 250%)
25.2M25.20 mi0.35 mi22437-1413275-213275-223643(Top 89%)13613(Top 90%)13613(Top 258%)
Finish26.22 mi1.02 mi22390+4713248+2713248+2720848(Top 78%)12347(Top 81%)12347(Top 234%)

Segment Performance Analysis

10K→15K

0.0 - 3.1 mi

Top 79%
×21stories
+97ft-345ft

Overall

21087

Males

12784

M18-39

12784

5K→10K

3.1 - 6.2 mi

Top 80%
×5stories
+79ft-138ft

Overall

21421

Males

12893

M18-39

12893

10K→15K

6.2 - 9.3 mi

Top 79%
×3stories
+67ft-78ft

Overall

21087

Males

12784

M18-39

12784

15K→20K

9.3 - 12.4 mi

Top 84%
×5stories
+106ft-86ft

Overall

22418

Males

13364

M18-39

13364

20K→Half

12.4 - 13.1 mi

Top 81%
×2stories
+19ft-37ft

Overall

21525

Males

12979

M18-39

12979

Half→25K

13.1 - 15.5 mi

Top 79%
×4stories
+66ft-88ft

Overall

21013

Males

12722

M18-39

12722

25K→30K

15.5 - 18.6 mi

Top 81%
×9stories
+181ft-148ft

Overall

21513

Males

12853

M18-39

12853

30K→20M

18.6 - 20.0 mi

Top 81%
×5stories
+64ft-50ft

Overall

21671

Males

12858

M18-39

12858

20M→21M

20.0 - 21.0 mi

Top 95%
×8stories
+106ft-24ft

Overall

25196

Males

14464

M18-39

14464

21M→35K

21.0 - 21.8 mi

Top 87%
×7stories
+17ft-86ft

Overall

23186

Males

13473

M18-39

13473

35K→23M

21.8 - 23.0 mi

Top 91%
×5stories
+23ft-63ft

Overall

24183

Males

13934

M18-39

13934

23M→24M

23.0 - 24.0 mi

Top 88%
×6stories
+12ft-82ft

Overall

23494

Males

13578

M18-39

13578

24M→40K

24.0 - 24.9 mi

Top 86%
×1story
+6ft-20ft

Overall

22777

Males

13214

M18-39

13214

40K→25.2M

24.9 - 25.2 mi

Top 89%
×1story
+13ft-16ft

Overall

23643

Males

13613

M18-39

13613

25.2M→Finish

25.2 - 26.2 mi

Top 78%
×2stories
+22ft-21ft

Overall

20848

Males

12347

M18-39

12347

Passing Analysis

Category:
Athletes Passed
1971
Passed By
1244
Net Change
+727
SegmentAthletes PassedPassed ByNet ChangeStart RankEnd Rank
Start → 5K----#23117
5K → 10K80423+781#23117#22336
10K → 15K44034+406#22336#21930
15K → 20K87222-135#21930#22065
20K → Half4414+30#22065#22035
Half → 25K20226+176#22035#21859
25K → 30K18289+93#21859#21766
30K → 20M6271-9#21766#21775
20M → 21M8370-362#21775#22137
21M → 35K2046-26#22137#22163
35K → 23M15187-172#22163#22335
23M → 24M1890-72#22335#22407
24M → 40K2440-16#22407#22423
40K → 25.2M1125-14#22423#22437
25.2M → Finish547+47#22437#22390
TOTALS19711244+727
📊

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