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BOSTON MARATHON 2023

Courtney Busemeyer

Bib: 14217•F

OH

0:00
0:00
/ mi
Masters
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Overall
#0 / 26622
Top 46%
Gender (Female)
#0 / 11423
Top 29%
Masters (Masters Women)
#0 / 6539
Top 15%
Division (F40-44)
#0 / 1878
Top 29%
Race Day Weather
49°/39°F
light intensity drizzle

⏱️ Race Timeline

Start
0:00:00
Race begins
5K· 3.11 mi
24:24
Rank: #12883
Start → 5K
24:24 | 7:51/mi
10K· 6.21 mi
48:40
Rank: #12999 (-116)
5K → 10K
24:16 | 7:49/mi
15K· 9.32 mi
1:13:03
Rank: #13023 (-24)
10K → 15K
24:23 | 7:51/mi
20K· 12.43 mi
1:37:32
Rank: #12836 (+187)
15K → 20K
24:29 | 7:53/mi
Half· 13.11 mi
1:42:50
Rank: #12813 (+23)
20K → Half
5:18 | 7:46/mi
25K· 15.53 mi
2:02:07
Rank: #12696 (+117)
Half → 25K
19:17 | 7:57/mi
30K· 18.64 mi
2:27:09
Rank: #12416 (+280)
25K → 30K
25:02 | 8:03/mi
20M
2:38:27
Rank: #12403 (+13)
30K → 20M
11:18 | 8:19/mi
21M
2:46:46
Rank: #12195 (+208)
20M → 21M
8:19 | 8:19/mi
35K· 21.75 mi
2:52:43
Rank: #12168 (+27)
21M → 35K
5:57 | 7:57/mi
23M
3:03:10
Rank: #12170 (-2)
35K → 23M
10:27 | 8:21/mi
24M
3:11:19
Rank: #12178 (-8)
23M → 24M
8:09 | 8:09/mi
40K· 24.85 mi
3:18:25
Rank: #12152 (+26)
24M → 40K
7:06 | 8:18/mi
25.2M
3:21:34
Rank: #12159 (-7)
40K → 25.2M
3:09 | 9:08/mi
Finish· 26.22 mi
3:29:59
Rank: #12259 (-100)
25.2M → Finish
8:25 | 8:16/mi

The Course

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Half Splits

1st Half· via HalfFaster
Distance13.11 mi
Time1:42:50
Pace7:51 /mi
2nd Half
Distance13.11 mi
Time1:47:09
Pace8:10 /mi
📊Positive Split: 4.2% slower second half

Checkpoint Splits

CheckpointDistanceTime of DayTimeAvg PaceSegment TimeSegment PaceDiff
5K
3.11 mi10:53:3424:247:5124:24
7:51
-
10K
6.21 mi11:17:5048:407:5024:16
7:49
-0:02
15K
9.32 mi11:42:131:13:037:5024:23
7:51
+0:02
20K
12.43 mi12:06:421:37:327:5124:29
7:53
+0:02
Half
13.11 mi12:12:001:42:507:515:18
7:46
-0:07
25K
15.53 mi12:31:172:02:077:5219:17
7:57
+0:11
30K
18.64 mi12:56:192:27:097:5425:02
8:03
+0:06
20M
20.00 mi13:07:372:38:277:5511:18
8:19
+0:16
21M
21.00 mi13:15:562:46:467:568:19
8:19
0:00
35K
21.75 mi13:21:532:52:437:575:57
7:57
-0:22
23M
23.00 mi13:32:203:03:107:5810:27
8:21
+0:24
24M
24.00 mi13:40:293:11:197:588:09
8:09
-0:12
40K
24.85 mi13:47:353:18:257:597:06
8:18
+0:09
25.2M
25.20 mi13:50:443:21:348:003:09
9:08
+0:50
Finish
26.22 mi13:59:093:29:598:018:25
8:16
-0:52

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

7:46 /mi

Average Pace

8:01 /mi

Slowest Pace

9:08 /mi

Loading chart...
Fastest
Middle
Slowest
Average

📊Segments

Segment Time Comparison

Time at Faster Pace

3:26:50

98% of race

Time at Steady Pace

3:09

2% of race

Time at Slower Pace

0:00

0% of race

Average Pace: 8:01 /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 mi10:53:3424:247:5124:24
7:51
#12883
10K
6.21 mi11:17:5048:407:5024:16
7:49
#12999
15K
9.32 mi11:42:131:13:037:5024:23
7:51
#13023
20K
12.43 mi12:06:421:37:327:5124:29
7:53
#12836
Half
13.11 mi12:12:001:42:507:515:18
7:46
#12813
25K
15.53 mi12:31:172:02:077:5219:17
7:57
#12696
30K
18.64 mi12:56:192:27:097:5425:02
8:03
#12416
20M
20.00 mi13:07:372:38:277:5511:18
8:19
#12403
21M
21.00 mi13:15:562:46:467:568:19
8:19
#12195
35K
21.75 mi13:21:532:52:437:575:57
7:57
#12168
23M
23.00 mi13:32:203:03:107:5810:27
8:21
#12170
24M
24.00 mi13:40:293:11:197:588:09
8:09
#12178
40K
24.85 mi13:47:353:18:257:597:06
8:18
#12152
25.2M
25.20 mi13:50:443:21:348:003:09
9:08
#12159
Finish
26.22 mi13:59:093:29:598:018:25
8:16
#12259
Faster pace
Steady pace
Slower pace
Est.Checkpoint not recorded (estimated)
~Segment time uses estimated prior

Checkpoint and Segment Rankings

CheckpointDistanceSeg. DistOverallFemalesF40-44Seg. OverallSeg. FemalesSeg. F40-44
5K3.11 mi3.11 mi128833374337413115(Top 49%)3548(Top 31%)3548(Top 189%)
10K6.21 mi3.10 mi12999-1163448-743448-7413227(Top 50%)3567(Top 31%)3567(Top 190%)
15K9.32 mi3.11 mi13023-243476-283476-2813115(Top 49%)3548(Top 31%)3548(Top 189%)
20K12.43 mi3.11 mi12836+1873384+923384+9212461(Top 47%)3235(Top 28%)3235(Top 172%)
Half13.11 mi0.68 mi12813+233371+133371+1312510(Top 47%)3213(Top 28%)3213(Top 171%)
25K15.53 mi2.42 mi12696+1173332+393332+3912352(Top 46%)3280(Top 29%)3280(Top 175%)
30K18.64 mi3.11 mi12416+2803208+1243208+12411367(Top 43%)2831(Top 25%)2831(Top 151%)
20M20.00 mi1.36 mi12403+133217-93217-912498(Top 47%)3589(Top 31%)3589(Top 191%)
21M21.00 mi1.00 mi12195+2083119+983119+989278(Top 35%)2051(Top 18%)2051(Top 109%)
35K21.75 mi0.75 mi12168+273125-63125-611818(Top 44%)3325(Top 29%)3325(Top 177%)
23M23.00 mi1.25 mi12170-23152-273152-2712235(Top 46%)3646(Top 32%)3646(Top 194%)
24M24.00 mi1.00 mi12178-83177-253177-2512277(Top 46%)3737(Top 33%)3737(Top 199%)
40K24.85 mi0.85 mi12152+263188-113188-1112096(Top 45%)3721(Top 33%)3721(Top 198%)
25.2M25.20 mi0.35 mi12159-73192-43192-413292(Top 50%)4363(Top 38%)4363(Top 232%)
Finish26.22 mi1.02 mi12259-1003267-753267-7513853(Top 52%)4656(Top 41%)4656(Top 248%)

Segment Performance Analysis

10K→15K

0.0 - 3.1 mi

Top 49%
×21stories
+97ft-345ft

Overall

13115

Females

3548

F40-44

3548

5K→10K

3.1 - 6.2 mi

Top 50%
×5stories
+79ft-138ft

Overall

13227

Females

3567

F40-44

3567

10K→15K

6.2 - 9.3 mi

Top 49%
×3stories
+67ft-78ft

Overall

13115

Females

3548

F40-44

3548

15K→20K

9.3 - 12.4 mi

Top 47%
×5stories
+106ft-86ft

Overall

12461

Females

3235

F40-44

3235

20K→Half

12.4 - 13.1 mi

Top 47%
×2stories
+19ft-37ft

Overall

12510

Females

3213

F40-44

3213

Half→25K

13.1 - 15.5 mi

Top 46%
×4stories
+66ft-88ft

Overall

12352

Females

3280

F40-44

3280

25K→30K

15.5 - 18.6 mi

Top 43%
×9stories
+181ft-148ft

Overall

11367

Females

2831

F40-44

2831

30K→20M

18.6 - 20.0 mi

Top 47%
×5stories
+64ft-50ft

Overall

12498

Females

3589

F40-44

3589

20M→21M

20.0 - 21.0 mi

Top 35%
×8stories
+106ft-24ft

Overall

9278

Females

2051

F40-44

2051

21M→35K

21.0 - 21.8 mi

Top 44%
×7stories
+17ft-86ft

Overall

11818

Females

3325

F40-44

3325

35K→23M

21.8 - 23.0 mi

Top 46%
×5stories
+23ft-63ft

Overall

12235

Females

3646

F40-44

3646

23M→24M

23.0 - 24.0 mi

Top 46%
×6stories
+12ft-82ft

Overall

12277

Females

3737

F40-44

3737

24M→40K

24.0 - 24.9 mi

Top 45%
×1story
+6ft-20ft

Overall

12096

Females

3721

F40-44

3721

40K→25.2M

24.9 - 25.2 mi

Top 50%
×1story
+13ft-16ft

Overall

13292

Females

4363

F40-44

4363

25.2M→Finish

25.2 - 26.2 mi

Top 52%
×2stories
+22ft-21ft

Overall

13853

Females

4656

F40-44

4656

Passing Analysis

Category:
Athletes Passed
2014
Passed By
1390
Net Change
+624
SegmentAthletes PassedPassed ByNet ChangeStart RankEnd Rank
Start → 5K----#12883
5K → 10K260376-116#12883#12999
10K → 15K207231-24#12999#13023
15K → 20K27285+187#13023#12836
20K → Half4522+23#12836#12813
Half → 25K19982+117#12813#12696
25K → 30K35070+280#12696#12416
30K → 20M10289+13#12416#12403
20M → 21M22315+208#12403#12195
21M → 35K5831+27#12195#12168
35K → 23M8890-2#12168#12170
23M → 24M6270-8#12170#12178
24M → 40K7650+26#12178#12152
40K → 25.2M2431-7#12152#12159
25.2M → Finish48148-100#12159#12259
TOTALS20141390+624
📊

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