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BOSTON MARATHON 2023

Gregory Booth

Bib: 11252•M

OH

0:00
0:00
/ mi
Masters
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Overall
#0 / 26622
Top 42%
Gender (Male)
#0 / 15176
Masters (Masters Men)
#0 / 9891
Top 46%
Division (M45-49)
#0 / 2252
Race Day Weather
49°/39°F
light intensity drizzle

⏱️ Race Timeline

Start
0:00:00
Race begins
5K· 3.11 mi
24:19
Rank: #12588
Start → 5K
24:19 | 7:50/mi
10K· 6.21 mi
47:25
Rank: #11186 (+1402)
5K → 10K
23:06 | 7:26/mi
15K· 9.32 mi
1:11:00
Rank: #11082 (+104)
10K → 15K
23:35 | 7:35/mi
20K· 12.43 mi
1:34:44
Rank: #10899 (+183)
15K → 20K
23:44 | 7:38/mi
Half· 13.11 mi
1:39:52
Rank: #10876 (+23)
20K → Half
5:08 | 7:31/mi
25K· 15.53 mi
1:58:37
Rank: #10786 (+90)
Half → 25K
18:45 | 7:44/mi
30K· 18.64 mi
2:23:24
Rank: #10708 (+78)
25K → 30K
24:47 | 7:59/mi
20M
2:34:42
Rank: #10792 (-84)
30K → 20M
11:18 | 8:19/mi
21M
2:43:38
Rank: #10945 (-153)
20M → 21M
8:56 | 8:56/mi
35K· 21.75 mi
2:49:33
Rank: #10937 (+8)
21M → 35K
5:55 | 7:55/mi
23M
2:59:40
Rank: #10887 (+50)
35K → 23M
10:07 | 8:05/mi
24M
3:07:55
Rank: #10973 (-86)
23M → 24M
8:15 | 8:15/mi
40K· 24.85 mi
3:15:08
Rank: #11045 (-72)
24M → 40K
7:13 | 8:26/mi
25.2M
3:18:19
Rank: #11085 (-40)
40K → 25.2M
3:11 | 9:14/mi
Finish· 26.22 mi
3:26:31
Rank: #11132 (-47)
25.2M → Finish
8:12 | 8:03/mi

The Course

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Half Splits

1st Half· via HalfFaster
Distance13.11 mi
Time1:39:52
Pace7:37 /mi
2nd Half
Distance13.11 mi
Time1:46:39
Pace8:08 /mi
📊Positive Split: 6.8% slower second half

Checkpoint Splits

CheckpointDistanceTime of DayTimeAvg PaceSegment TimeSegment PaceDiff
5K
3.11 mi10:51:2924:197:5024:19
7:50
-
10K
6.21 mi11:14:3547:257:3823:06
7:26
-0:24
15K
9.32 mi11:38:101:11:007:3723:35
7:35
+0:09
20K
12.43 mi12:01:541:34:447:3723:44
7:38
+0:03
Half
13.11 mi12:07:021:39:527:375:08
7:31
-0:07
25K
15.53 mi12:25:471:58:377:3818:45
7:44
+0:13
30K
18.64 mi12:50:342:23:247:4224:47
7:59
+0:15
20M
20.00 mi13:01:522:34:427:4411:18
8:19
+0:20
21M
21.00 mi13:10:482:43:387:488:56
8:56
+0:37
35K
21.75 mi13:16:432:49:337:485:55
7:55
-1:01
23M
23.00 mi13:26:502:59:407:4910:07
8:05
+0:10
24M
24.00 mi13:35:053:07:557:508:15
8:15
+0:10
40K
24.85 mi13:42:183:15:087:517:13
8:26
+0:11
25.2M
25.20 mi13:45:293:18:197:523:11
9:14
+0:48
Finish
26.22 mi13:53:413:26:317:538:12
8:03
-1:11

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

7:26 /mi

Average Pace

7:53 /mi

Slowest Pace

9:14 /mi

Loading chart...
Fastest
Middle
Slowest
Average

📊Segments

Segment Time Comparison

Time at Faster Pace

1:34:18

46% of race

Time at Steady Pace

1:13:20

36% of race

Time at Slower Pace

38:53

19% of race

Average Pace: 7:53 /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 mi10:51:2924:197:5024:19
7:50
#12588
10K
6.21 mi11:14:3547:257:3823:06
7:26
#11186
15K
9.32 mi11:38:101:11:007:3723:35
7:35
#11082
20K
12.43 mi12:01:541:34:447:3723:44
7:38
#10899
Half
13.11 mi12:07:021:39:527:375:08
7:31
#10876
25K
15.53 mi12:25:471:58:377:3818:45
7:44
#10786
30K
18.64 mi12:50:342:23:247:4224:47
7:59
#10708
20M
20.00 mi13:01:522:34:427:4411:18
8:19
#10792
21M
21.00 mi13:10:482:43:387:488:56
8:56
#10945
35K
21.75 mi13:16:432:49:337:485:55
7:55
#10937
23M
23.00 mi13:26:502:59:407:4910:07
8:05
#10887
24M
24.00 mi13:35:053:07:557:508:15
8:15
#10973
40K
24.85 mi13:42:183:15:087:517:13
8:26
#11045
25.2M
25.20 mi13:45:293:18:197:523:11
9:14
#11085
Finish
26.22 mi13:53:413:26:317:538:12
8:03
#11132
Faster pace
Steady pace
Slower pace

Checkpoint and Segment Rankings

CheckpointDistanceSeg. DistOverallMalesM45-49Seg. OverallSeg. MalesSeg. M45-49
5K3.11 mi3.11 mi125889356935610928(Top 41%)8617(Top 57%)8617(Top 383%)
10K6.21 mi3.10 mi11186+14028740+6168740+6169927(Top 37%)8132(Top 54%)8132(Top 361%)
15K9.32 mi3.11 mi11082+1048691+498691+4910928(Top 41%)8617(Top 57%)8617(Top 383%)
20K12.43 mi3.11 mi10899+1838597+948597+9410403(Top 39%)8292(Top 55%)8292(Top 368%)
Half13.11 mi0.68 mi10876+238590+78590+710397(Top 39%)8306(Top 55%)8306(Top 369%)
25K15.53 mi2.42 mi10786+908526+648526+6410554(Top 40%)8282(Top 55%)8282(Top 368%)
30K18.64 mi3.11 mi10708+788436+908436+9010692(Top 40%)8190(Top 54%)8190(Top 364%)
20M20.00 mi1.36 mi10792-848449-138449-1312437(Top 47%)8876(Top 58%)8876(Top 394%)
21M21.00 mi1.00 mi10945-1538495-468495-4612998(Top 49%)9031(Top 60%)9031(Top 401%)
35K21.75 mi0.75 mi10937+88479+168479+1611425(Top 43%)8315(Top 55%)8315(Top 369%)
23M23.00 mi1.25 mi10887+508429+508429+5010301(Top 39%)7639(Top 50%)7639(Top 339%)
24M24.00 mi1.00 mi10973-868451-228451-2212904(Top 48%)8796(Top 58%)8796(Top 391%)
40K24.85 mi0.85 mi11045-728451845112943(Top 49%)8749(Top 58%)8749(Top 388%)
25.2M25.20 mi0.35 mi11085-408462-118462-1113713(Top 52%)9081(Top 60%)9081(Top 403%)
Finish26.22 mi1.02 mi11132-478460+28460+212411(Top 47%)8479(Top 56%)8479(Top 377%)

Segment Performance Analysis

10K→15K

0.0 - 3.1 mi

Top 41%
×21stories
+97ft-345ft

Overall

10928

Males

8617

M45-49

8617

5K→10K

3.1 - 6.2 mi

Top 37%
×5stories
+79ft-138ft

Overall

9927

Males

8132

M45-49

8132

10K→15K

6.2 - 9.3 mi

Top 41%
×3stories
+67ft-78ft

Overall

10928

Males

8617

M45-49

8617

15K→20K

9.3 - 12.4 mi

Top 39%
×5stories
+106ft-86ft

Overall

10403

Males

8292

M45-49

8292

20K→Half

12.4 - 13.1 mi

Top 39%
×2stories
+19ft-37ft

Overall

10397

Males

8306

M45-49

8306

Half→25K

13.1 - 15.5 mi

Top 40%
×4stories
+66ft-88ft

Overall

10554

Males

8282

M45-49

8282

25K→30K

15.5 - 18.6 mi

Top 40%
×9stories
+181ft-148ft

Overall

10692

Males

8190

M45-49

8190

30K→20M

18.6 - 20.0 mi

Top 47%
×5stories
+64ft-50ft

Overall

12437

Males

8876

M45-49

8876

20M→21M

20.0 - 21.0 mi

Top 49%
×8stories
+106ft-24ft

Overall

12998

Males

9031

M45-49

9031

21M→35K

21.0 - 21.8 mi

Top 43%
×7stories
+17ft-86ft

Overall

11425

Males

8315

M45-49

8315

35K→23M

21.8 - 23.0 mi

Top 39%
×5stories
+23ft-63ft

Overall

10301

Males

7639

M45-49

7639

23M→24M

23.0 - 24.0 mi

Top 48%
×6stories
+12ft-82ft

Overall

12904

Males

8796

M45-49

8796

24M→40K

24.0 - 24.9 mi

Top 49%
×1story
+6ft-20ft

Overall

12943

Males

8749

M45-49

8749

40K→25.2M

24.9 - 25.2 mi

Top 52%
×1story
+13ft-16ft

Overall

13713

Males

9081

M45-49

9081

25.2M→Finish

25.2 - 26.2 mi

Top 47%
×2stories
+22ft-21ft

Overall

12411

Males

8479

M45-49

8479

Passing Analysis

Category:
Athletes Passed
2772*
Passed By
1316
Net Change
+1456
SegmentAthletes PassedPassed ByNet ChangeStart RankEnd Rank
Start → 5K----#12588
5K → 10K143634+1402#12588#11186
10K → 15K240136+104#11186#11082
15K → 20K25471+183#11082#10899
20K → Half4219+23#10899#10876
Half → 25K17080+90#10876#10786
25K → 30K218140+78#10786#10708
30K → 20M55*139-84#10708#10792
20M → 21M31184-153#10792#10945
21M → 35K5244+8#10945#10937
35K → 23M10757+50#10937#10887
23M → 24M44130-86#10887#10973
24M → 40K49121-72#10973#11045
40K → 25.2M1858-40#11045#11085
25.2M → Finish56103-47#11085#11132
TOTALS2772*1316+1456

* Includes athletes who did not complete a segment (DNF/DNQ).

📊

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