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BOSTON MARATHON 2025

Courtney Busemeyer

Bib: 20002•F

OH

Masters
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Overall
#0 / 28404
Gender (Female)
#0 / 12228
Top 48%
Masters (Masters Women)
#0 / 6759
Top 36%
Age Group (F40-44)
#0 / 1718
Race Day Weather
50°/40°F
broken clouds

Race Timeline and Course Information

Your journey through the course with elevation, pacing, and checkpoint details

⏱️ Race Timeline

Watch your race unfold from start to finish

Start
0:00:00
Race begins
5K· 3.11 mi
24:59
Rank: #16935
Start → 5K
24:59 | 8:02/mi
10K· 6.21 mi
50:10
Rank: #17063 (-128)
5K → 10K
25:11 | 8:06/mi
15K· 9.32 mi
1:15:56
Rank: #17411 (-348)
10K → 15K
25:46 | 8:18/mi
20K· 12.43 mi
1:42:12
Rank: #17510 (-99)
15K → 20K
26:16 | 8:27/mi
Half· 13.11 mi
1:48:00
Rank: #17603 (-93)
20K → Half
5:48 | 8:30/mi
25K· 15.53 mi
2:08:47
Rank: #17543 (+60)
Half → 25K
20:47 | 8:34/mi
30K· 18.64 mi
2:36:13
Rank: #17338 (+205)
25K → 30K
27:26 | 8:50/mi
20M
2:48:14
Rank: #17207 (+131)
30K → 20M
12:01 | 8:51/mi
21M
2:57:38
Rank: #17084 (+123)
20M → 21M
9:24 | 9:24/mi
35K· 21.75 mi
3:04:18
Rank: #17108 (-24)
21M → 35K
6:40 | 8:55/mi
23M
3:15:37
Rank: #17050 (+58)
35K → 23M
11:19 | 9:02/mi
24M
3:24:24
Rank: #17000 (+50)
23M → 24M
8:47 | 8:47/mi
40K· 24.85 mi
3:31:50
Rank: #16900 (+100)
24M → 40K
7:26 | 8:42/mi
25.2M
3:35:05
Rank: #16836 (+64)
40K → 25.2M
3:15 | 9:25/mi
Finish· 26.22 mi
3:43:30
Rank: #16742 (+94)
25.2M → Finish
8:25 | 8:16/mi
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Splits & Pacing

Detailed breakdown of your race performance at each timing point

Half Splits

1st HalfFaster
via Half
Distance13.11 mi
Time1:48:00
Pace8:14 /mi
2nd Half
Distance13.11 mi
Time1:55:30
Pace8:49 /mi
📊Positive Split: 6.9% slower second half

Checkpoint Splits

CheckpointDistanceTime of DayTimeAvg PaceSegment TimeSegment PaceDiff
5K
3.11 mi11:17:2224:598:0224:59
8:02
-
10K
6.21 mi11:42:3350:108:0425:11
8:06
+0:04
15K
9.32 mi12:08:191:15:568:0925:46
8:18
+0:12
20K
12.43 mi12:34:351:42:128:1326:16
8:27
+0:09
Half
13.11 mi12:40:231:48:008:145:48
8:30
+0:03
25K
15.53 mi13:01:102:08:478:1720:47
8:34
+0:04
30K
18.64 mi13:28:362:36:138:2327:26
8:50
+0:16
20M
20.00 mi13:40:372:48:148:2512:01
8:51
+0:01
21M
21.00 mi13:50:012:57:388:289:24
9:24
+0:33
35K
21.75 mi13:56:413:04:188:286:40
8:55
-0:29
23M
23.00 mi14:08:003:15:378:3011:19
9:02
+0:07
24M
24.00 mi14:16:473:24:248:318:47
8:47
-0:15
40K
24.85 mi14:24:133:31:508:317:26
8:42
-0:05
25.2M
25.20 mi14:27:283:35:058:323:15
9:25
+0:43
Finish
26.22 mi14:35:533:43:308:328:25
8:16
-1:09

Checkpoint Splits Visualizations

Explore your race data through different visual perspectives. Scroll to discover each visualization.

📈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

8:02 /mi

Average Pace

8:32 /mi

Slowest Pace

9:25 /mi

Loading chart...
Fastest
Middle
Slowest
Average

📊Segments

Segment Time Comparison

Bar length shows time spent in each segment. Colors mark your faster to slower segments, relative to your own pace.

Time at Faster Pace

3:00:51

81% of race

Time at Steady Pace

42:39

19% of race

Time at Slower Pace

0:00

0% of race

Average Pace: 8:31 /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

Enhanced split table showing pace trends through mini sparkline visualizations.

Overall Pace Trend

CheckpointDistanceTime of DayTimeAvg PaceSegmentPaceTrendRank
5K
3.11 mi11:17:2224:598:0224:59
8:02
#16935
10K
6.21 mi11:42:3350:108:0425:11
8:06
#17063
15K
9.32 mi12:08:191:15:568:0925:46
8:18
#17411
20K
12.43 mi12:34:351:42:128:1326:16
8:27
#17510
Half
13.11 mi12:40:231:48:008:145:48
8:30
#17603
25K
15.53 mi13:01:102:08:478:1720:47
8:34
#17543
30K
18.64 mi13:28:362:36:138:2327:26
8:50
#17338
20M
20.00 mi13:40:372:48:148:2512:01
8:51
#17207
21M
21.00 mi13:50:012:57:388:289:24
9:24
#17084
35K
21.75 mi13:56:413:04:188:286:40
8:55
#17108
23M
23.00 mi14:08:003:15:378:3011:19
9:02
#17050
24M
24.00 mi14:16:473:24:248:318:47
8:47
#17000
40K
24.85 mi14:24:133:31:508:317:26
8:42
#16900
25.2M
25.20 mi14:27:283:35:058:323:15
9:25
#16836
Finish
26.22 mi14:35:533:43:308:328:25
8:16
#16742
Faster pace
Steady pace
Slower pace

Rankings

Your position at each checkpoint and how you ranked in each segment

Checkpoint and Segment Rankings

CheckpointDistanceSeg. DistOverallFemalesF40-44Seg. OverallSeg. FemalesSeg. F40-44
5K3.11 mi3.11 mi169355707570718013(Top 63%)6324(Top 52%)6324(Top 368%)
10K6.21 mi3.10 mi17063-1285763-565763-5617249(Top 61%)5853(Top 48%)5853(Top 341%)
15K9.32 mi3.11 mi17411-3485960-1975960-19718013(Top 63%)6324(Top 52%)6324(Top 368%)
20K12.43 mi3.11 mi17510-996037-776037-7717922(Top 63%)6296(Top 51%)6296(Top 366%)
Half13.11 mi0.68 mi17603-936099-626099-6219214(Top 68%)7005(Top 57%)7005(Top 408%)
25K15.53 mi2.42 mi17543+606086+136086+1317635(Top 62%)6210(Top 51%)6210(Top 361%)
30K18.64 mi3.11 mi17338+2056021+656021+6516780(Top 59%)5907(Top 48%)5907(Top 344%)
20M20.00 mi1.36 mi17207+1315971+505971+5015922(Top 56%)5549(Top 45%)5549(Top 323%)
21M21.00 mi1.00 mi17084+1235930+415930+4115639(Top 55%)5532(Top 45%)5532(Top 322%)
35K21.75 mi0.75 mi17108-245970-405970-4017818(Top 63%)6794(Top 56%)6794(Top 395%)
23M23.00 mi1.25 mi17050+585963+75963+716492(Top 58%)6163(Top 50%)6163(Top 359%)
24M24.00 mi1.00 mi17000+505956+75956+716246(Top 57%)6072(Top 50%)6072(Top 353%)
40K24.85 mi0.85 mi16900+1005929+275929+2714618(Top 51%)5317(Top 43%)5317(Top 309%)
25.2M25.20 mi0.35 mi16836+645913+165913+1614251(Top 50%)5171(Top 42%)5171(Top 301%)
Finish26.22 mi1.02 mi16742+945874+395874+3914699(Top 52%)5320(Top 44%)5320(Top 310%)

Segment Performance Analysis

10K→15K

0.0 - 3.1 mi

Top 63%
×21stories
+97ft-345ft

Overall

18013

Females

6324

F40-44

6324

5K→10K

3.1 - 6.2 mi

Top 61%
×5stories
+79ft-138ft

Overall

17249

Females

5853

F40-44

5853

10K→15K

6.2 - 9.3 mi

Top 63%
×3stories
+67ft-78ft

Overall

18013

Females

6324

F40-44

6324

15K→20K

9.3 - 12.4 mi

Top 63%
×5stories
+106ft-86ft

Overall

17922

Females

6296

F40-44

6296

20K→Half

12.4 - 13.1 mi

Top 68%
×2stories
+19ft-37ft

Overall

19214

Females

7005

F40-44

7005

Half→25K

13.1 - 15.5 mi

Top 62%
×4stories
+66ft-88ft

Overall

17635

Females

6210

F40-44

6210

25K→30K

15.5 - 18.6 mi

Top 59%
×9stories
+181ft-148ft

Overall

16780

Females

5907

F40-44

5907

30K→20M

18.6 - 20.0 mi

Top 56%
×5stories
+64ft-50ft

Overall

15922

Females

5549

F40-44

5549

20M→21M

20.0 - 21.0 mi

Top 55%
×8stories
+106ft-24ft

Overall

15639

Females

5532

F40-44

5532

21M→35K

21.0 - 21.8 mi

Top 63%
×7stories
+17ft-86ft

Overall

17818

Females

6794

F40-44

6794

35K→23M

21.8 - 23.0 mi

Top 58%
×5stories
+23ft-63ft

Overall

16492

Females

6163

F40-44

6163

23M→24M

23.0 - 24.0 mi

Top 57%
×6stories
+12ft-82ft

Overall

16246

Females

6072

F40-44

6072

24M→40K

24.0 - 24.9 mi

Top 51%
×1story
+6ft-20ft

Overall

14618

Females

5317

F40-44

5317

40K→25.2M

24.9 - 25.2 mi

Top 50%
×1story
+13ft-16ft

Overall

14251

Females

5171

F40-44

5171

25.2M→Finish

25.2 - 26.2 mi

Top 52%
×2stories
+22ft-21ft

Overall

14699

Females

5320

F40-44

5320

Passing

Athletes you passed and who passed you throughout the race

Passing Analysis

Category:
Athletes Passed
1994
Passed By
1801
Net Change
+193
SegmentAthletes PassedPassed ByNet ChangeStart RankEnd Rank
Start → 5K----#16935
5K → 10K245373-128#16935#17063
10K → 15K101449-348#17063#17411
15K → 20K157256-99#17411#17510
20K → Half14107-93#17510#17603
Half → 25K190130+60#17603#17543
25K → 30K320115+205#17543#17338
30K → 20M17241+131#17338#17207
20M → 21M17148+123#17207#17084
21M → 35K6185-24#17084#17108
35K → 23M13577+58#17108#17050
23M → 24M10151+50#17050#17000
24M → 40K13232+100#17000#16900
40K → 25.2M7511+64#16900#16836
25.2M → Finish12026+94#16836#16742
TOTALS19941801+193
📊

Passing Analysis Visualizations

Explore your passing analysis through 5 different visualizations. Scroll to discover each one.

Time:
Category:

📈Position Graph

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🎨Heatmap Timeline

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🔄Passing Circle

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🌊Position Flow

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🏃Race Lanes

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Activity Data

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Public Race Data

Boston Athletic Association

Boston Athletic Association

Mika Timing

Mika Timing