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BOSTON MARATHON 2023

Mike Boxall

Bib: 11933•M

0:00
0:00
/ mi
Masters
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Overall
#0 / 26622
Top 39%
Gender (Male)
#0 / 15176
Masters (Masters Men)
#0 / 9891
Top 43%
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
23:56
Rank: #11471
Start → 5K
23:56 | 7:42/mi
10K· 6.21 mi
47:17
Rank: #10987 (+484)
5K → 10K
23:21 | 7:31/mi
15K· 9.32 mi
1:10:42
Rank: #10799 (+188)
10K → 15K
23:25 | 7:32/mi
20K· 12.43 mi
1:34:35
Rank: #10793 (+6)
15K → 20K
23:53 | 7:41/mi
Half· 13.11 mi
1:39:43
Rank: #10772 (+21)
20K → Half
5:08 | 7:31/mi
25K· 15.53 mi
1:58:36
Rank: #10772
Half → 25K
18:53 | 7:47/mi
30K· 18.64 mi
2:23:50
Rank: #10887 (-115)
25K → 30K
25:14 | 8:07/mi
20M
2:34:48
Rank: #10841 (+46)
30K → 20M
10:58 | 8:04/mi
21M
2:43:21
Rank: #10830 (+11)
20M → 21M
8:33 | 8:33/mi
35K· 21.75 mi
2:49:07
Rank: #10783 (+47)
21M → 35K
5:46 | 7:42/mi
23M
2:59:05
Rank: #10680 (+103)
35K → 23M
9:58 | 7:58/mi
24M
3:06:48
Rank: #10612 (+68)
23M → 24M
7:43 | 7:43/mi
40K· 24.85 mi
3:13:32
Rank: #10527 (+85)
24M → 40K
6:44 | 7:53/mi
25.2M
3:16:28
Rank: #10506 (+21)
40K → 25.2M
2:56 | 8:30/mi
Finish· 26.22 mi
3:24:26
Rank: #10487 (+19)
25.2M → Finish
7:58 | 7:49/mi

The Course

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Half Splits

1st Half· via HalfFaster
Distance13.11 mi
Time1:39:43
Pace7:36 /mi
2nd Half
Distance13.11 mi
Time1:44:43
Pace7:59 /mi
📊Positive Split: 5.0% slower second half

Checkpoint Splits

CheckpointDistanceTime of DayTimeAvg PaceSegment TimeSegment PaceDiff
5K
3.11 mi10:50:4023:567:4223:56
7:42
-
10K
6.21 mi11:14:0147:177:3723:21
7:31
-0:11
15K
9.32 mi11:37:261:10:427:3523:25
7:32
+0:01
20K
12.43 mi12:01:191:34:357:3723:53
7:41
+0:09
Half
13.11 mi12:06:271:39:437:365:08
7:31
-0:10
25K
15.53 mi12:25:201:58:367:3818:53
7:47
+0:16
30K
18.64 mi12:50:342:23:507:4325:14
8:07
+0:20
20M
20.00 mi13:01:322:34:487:4410:58
8:04
-0:03
21M
21.00 mi13:10:052:43:217:478:33
8:33
+0:29
35K
21.75 mi13:15:512:49:077:475:46
7:42
-0:51
23M
23.00 mi13:25:492:59:057:479:58
7:58
+0:16
24M
24.00 mi13:33:323:06:487:477:43
7:43
-0:15
40K
24.85 mi13:40:163:13:327:476:44
7:53
+0:10
25.2M
25.20 mi13:43:123:16:287:482:56
8:30
+0:37
Finish
26.22 mi13:51:103:24:267:487:58
7:49
-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

7:31 /mi

Average Pace

7:48 /mi

Slowest Pace

8:33 /mi

Loading chart...
Fastest
Middle
Slowest
Average

📊Segments

Segment Time Comparison

Time at Faster Pace

3:12:57

94% of race

Time at Steady Pace

11:29

6% of race

Time at Slower Pace

0:00

0% of race

Average Pace: 7:48 /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 mi10:50:4023:567:4223:56
7:42
#11471
10K
6.21 mi11:14:0147:177:3723:21
7:31
#10987
15K
9.32 mi11:37:261:10:427:3523:25
7:32
#10799
20K
12.43 mi12:01:191:34:357:3723:53
7:41
#10793
Half
13.11 mi12:06:271:39:437:365:08
7:31
#10772
25K
15.53 mi12:25:201:58:367:3818:53
7:47
#10772
30K
18.64 mi12:50:342:23:507:4325:14
8:07
#10887
20M
20.00 mi13:01:322:34:487:4410:58
8:04
#10841
21M
21.00 mi13:10:052:43:217:478:33
8:33
#10830
35K
21.75 mi13:15:512:49:077:475:46
7:42
#10783
23M
23.00 mi13:25:492:59:057:479:58
7:58
#10680
24M
24.00 mi13:33:323:06:487:477:43
7:43
#10612
40K
24.85 mi13:40:163:13:327:476:44
7:53
#10527
25.2M
25.20 mi13:43:123:16:287:482:56
8:30
#10506
Finish
26.22 mi13:51:103:24:267:487:58
7:49
#10487
Faster pace
Steady pace
Slower pace

Checkpoint and Segment Rankings

CheckpointDistanceSeg. DistOverallMalesM45-49Seg. OverallSeg. MalesSeg. M45-49
5K3.11 mi3.11 mi114718883888310470(Top 39%)8394(Top 55%)8394(Top 373%)
10K6.21 mi3.10 mi10987+4848654+2298654+22910561(Top 40%)8460(Top 56%)8460(Top 376%)
15K9.32 mi3.11 mi10799+1888553+1018553+10110470(Top 39%)8394(Top 55%)8394(Top 373%)
20K12.43 mi3.11 mi10793+68533+208533+2010812(Top 41%)8478(Top 56%)8478(Top 376%)
Half13.11 mi0.68 mi10772+218526+78526+710385(Top 39%)8294(Top 55%)8294(Top 368%)
25K15.53 mi2.42 mi107728519+78519+710983(Top 41%)8489(Top 56%)8489(Top 377%)
30K18.64 mi3.11 mi10887-1158528-98528-911780(Top 44%)8708(Top 57%)8708(Top 387%)
20M20.00 mi1.36 mi10841+468473+558473+5510778(Top 40%)8138(Top 54%)8138(Top 361%)
21M21.00 mi1.00 mi10830+118443+308443+3010741(Top 40%)7982(Top 53%)7982(Top 354%)
35K21.75 mi0.75 mi10783+478403+408403+409969(Top 37%)7623(Top 50%)7623(Top 338%)
23M23.00 mi1.25 mi10680+1038318+858318+859470(Top 36%)7216(Top 48%)7216(Top 320%)
24M24.00 mi1.00 mi10612+688265+538265+539184(Top 34%)6987(Top 46%)6987(Top 310%)
40K24.85 mi0.85 mi10527+858187+788187+789153(Top 34%)6899(Top 45%)6899(Top 306%)
25.2M25.20 mi0.35 mi10506+218167+208167+209518(Top 36%)7044(Top 46%)7044(Top 313%)
Finish26.22 mi1.02 mi10487+198130+378130+3710778(Top 40%)7689(Top 51%)7689(Top 341%)

Segment Performance Analysis

10K→15K

0.0 - 3.1 mi

Top 39%
×21stories
+97ft-345ft

Overall

10470

Males

8394

M45-49

8394

5K→10K

3.1 - 6.2 mi

Top 40%
×5stories
+79ft-138ft

Overall

10561

Males

8460

M45-49

8460

10K→15K

6.2 - 9.3 mi

Top 39%
×3stories
+67ft-78ft

Overall

10470

Males

8394

M45-49

8394

15K→20K

9.3 - 12.4 mi

Top 41%
×5stories
+106ft-86ft

Overall

10812

Males

8478

M45-49

8478

20K→Half

12.4 - 13.1 mi

Top 39%
×2stories
+19ft-37ft

Overall

10385

Males

8294

M45-49

8294

Half→25K

13.1 - 15.5 mi

Top 41%
×4stories
+66ft-88ft

Overall

10983

Males

8489

M45-49

8489

25K→30K

15.5 - 18.6 mi

Top 44%
×9stories
+181ft-148ft

Overall

11780

Males

8708

M45-49

8708

30K→20M

18.6 - 20.0 mi

Top 40%
×5stories
+64ft-50ft

Overall

10778

Males

8138

M45-49

8138

20M→21M

20.0 - 21.0 mi

Top 40%
×8stories
+106ft-24ft

Overall

10741

Males

7982

M45-49

7982

21M→35K

21.0 - 21.8 mi

Top 37%
×7stories
+17ft-86ft

Overall

9969

Males

7623

M45-49

7623

35K→23M

21.8 - 23.0 mi

Top 36%
×5stories
+23ft-63ft

Overall

9470

Males

7216

M45-49

7216

23M→24M

23.0 - 24.0 mi

Top 34%
×6stories
+12ft-82ft

Overall

9184

Males

6987

M45-49

6987

24M→40K

24.0 - 24.9 mi

Top 34%
×1story
+6ft-20ft

Overall

9153

Males

6899

M45-49

6899

40K→25.2M

24.9 - 25.2 mi

Top 36%
×1story
+13ft-16ft

Overall

9518

Males

7044

M45-49

7044

25.2M→Finish

25.2 - 26.2 mi

Top 40%
×2stories
+22ft-21ft

Overall

10778

Males

7689

M45-49

7689

Passing Analysis

Category:
Athletes Passed
2105*
Passed By
1121
Net Change
+984
SegmentAthletes PassedPassed ByNet ChangeStart RankEnd Rank
Start → 5K----#11471
5K → 10K599115+484#11471#10987
10K → 15K28698+188#10987#10799
15K → 20K165159+6#10799#10793
20K → Half3918+21#10793#10772
Half → 25K1331330#10772#10772
25K → 30K152267-115#10772#10887
30K → 20M106*60+46#10887#10841
20M → 21M7968+11#10841#10830
21M → 35K6720+47#10830#10783
35K → 23M14138+103#10783#10680
23M → 24M10335+68#10680#10612
24M → 40K11328+85#10612#10527
40K → 25.2M3615+21#10527#10506
25.2M → Finish8667+19#10506#10487
TOTALS2105*1121+984

* 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