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BOSTON MARATHON 2025

Shannon Bueker

Bib: 5881•F

VA

0:00
0:00
/ mi
Masters
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Overall
#0 / 28404
Top 15%
Gender (Female)
#0 / 12228
Top 3%
Masters (Masters Women)
#0 / 6759
Top 0.5%
Division (F50-54)
#0 / 1303
Top 0.2%
Race Day Weather
50°/40°F
broken clouds

⏱️ Race Timeline

Start
0:00:00
Race begins
5K· 3.11 mi
20:36
Rank: #4880
Start → 5K
20:36 | 6:38/mi
10K· 6.21 mi
41:22
Rank: #4996 (-116)
5K → 10K
20:46 | 6:41/mi
15K· 9.32 mi
1:02:13
Rank: #5020 (-24)
10K → 15K
20:51 | 6:43/mi
20K· 12.43 mi
1:23:13
Rank: #4963 (+57)
15K → 20K
21:00 | 6:46/mi
Half· 13.11 mi
1:27:47
Rank: #4970 (-7)
20K → Half
4:34 | 6:42/mi
25K· 15.53 mi
1:44:13
Rank: #4882 (+88)
Half → 25K
16:26 | 6:47/mi
30K· 18.64 mi
2:05:54
Rank: #4786 (+96)
25K → 30K
21:41 | 6:59/mi
20M
2:15:22
Rank: #4681 (+105)
30K → 20M
9:28 | 6:58/mi
21M
2:22:37
Rank: #4543 (+138)
20M → 21M
7:15 | 7:15/mi
35K· 21.75 mi
2:27:35
Rank: #4446 (+97)
21M → 35K
4:58 | 6:38/mi
23M
2:36:20
Rank: #4368 (+78)
35K → 23M
8:45 | 6:59/mi
24M
2:43:12
Rank: #4305 (+63)
23M → 24M
6:52 | 6:52/mi
40K· 24.85 mi
2:49:06
Rank: #4242 (+63)
24M → 40K
5:54 | 6:54/mi
25.2M
2:51:41
Rank: #4219 (+23)
40K → 25.2M
2:35 | 7:29/mi
Finish· 26.22 mi
2:58:21
Rank: #4130 (+89)
25.2M → Finish
6:40 | 6:33/mi

The Course

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Half Splits

1st Half· via HalfFaster
Distance13.11 mi
Time1:27:47
Pace6:42 /mi
2nd Half
Distance13.11 mi
Time1:30:34
Pace6:55 /mi
📊Positive Split: 3.2% slower second half

Checkpoint Splits

CheckpointDistanceTime of DayTimeAvg PaceSegment TimeSegment PaceDiff
5K
3.11 mi10:25:3220:366:3820:36
6:38
-
10K
6.21 mi10:46:1841:226:3920:46
6:41
+0:03
15K
9.32 mi11:07:091:02:136:4120:51
6:43
+0:02
20K
12.43 mi11:28:091:23:136:4221:00
6:46
+0:03
Half
13.11 mi11:32:431:27:476:424:34
6:42
-0:04
25K
15.53 mi11:49:091:44:136:4316:26
6:47
+0:05
30K
18.64 mi12:10:502:05:546:4521:41
6:59
+0:12
20M
20.00 mi12:20:182:15:226:469:28
6:58
-0:01
21M
21.00 mi12:27:332:22:376:477:15
7:15
+0:17
35K
21.75 mi12:32:312:27:356:474:58
6:38
-0:37
23M
23.00 mi12:41:162:36:206:488:45
6:59
+0:21
24M
24.00 mi12:48:082:43:126:486:52
6:52
-0:07
40K
24.85 mi12:54:022:49:066:485:54
6:54
+0:02
25.2M
25.20 mi12:56:372:51:416:492:35
7:29
+0:35
Finish
26.22 mi13:03:172:58:216:486:40
6:33
-0:56

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

6:33 /mi

Average Pace

6:48 /mi

Slowest Pace

7:29 /mi

Loading chart...
Fastest
Middle
Slowest
Average

📊Segments

Segment Time Comparison

Time at Faster Pace

2:48:31

94% of race

Time at Steady Pace

9:50

6% of race

Time at Slower Pace

0:00

0% of race

Average Pace: 6:48 /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 mi10:25:3220:366:3820:36
6:38
#4880
10K
6.21 mi10:46:1841:226:3920:46
6:41
#4996
15K
9.32 mi11:07:091:02:136:4120:51
6:43
#5020
20K
12.43 mi11:28:091:23:136:4221:00
6:46
#4963
Half
13.11 mi11:32:431:27:476:424:34
6:42
#4970
25K
15.53 mi11:49:091:44:136:4316:26
6:47
#4882
30K
18.64 mi12:10:502:05:546:4521:41
6:59
#4786
20M
20.00 mi12:20:182:15:226:469:28
6:58
#4681
21M
21.00 mi12:27:332:22:376:477:15
7:15
#4543
35K
21.75 mi12:32:312:27:356:474:58
6:38
#4446
23M
23.00 mi12:41:162:36:206:488:45
6:59
#4368
24M
24.00 mi12:48:082:43:126:486:52
6:52
#4305
40K
24.85 mi12:54:022:49:066:485:54
6:54
#4242
25.2M
25.20 mi12:56:372:51:416:492:35
7:29
#4219
Finish
26.22 mi13:03:172:58:216:486:40
6:33
#4130
Faster pace
Steady pace
Slower pace

Checkpoint and Segment Rankings

CheckpointDistanceSeg. DistOverallFemalesF50-54Seg. OverallSeg. FemalesSeg. F50-54
5K3.11 mi3.11 mi48803063065200(Top 18%)378(Top 3%)378(Top 29%)
10K6.21 mi3.10 mi4996-116328-22328-225230(Top 18%)365(Top 3%)365(Top 28%)
15K9.32 mi3.11 mi5020-24332-4332-45200(Top 18%)378(Top 3%)378(Top 29%)
20K12.43 mi3.11 mi4963+573323324931(Top 17%)363(Top 3%)363(Top 28%)
Half13.11 mi0.68 mi4970-7336-4336-45291(Top 19%)397(Top 3%)397(Top 30%)
25K15.53 mi2.42 mi4882+883363364723(Top 17%)360(Top 3%)360(Top 28%)
30K18.64 mi3.11 mi4786+96345-9345-94583(Top 16%)387(Top 3%)387(Top 30%)
20M20.00 mi1.36 mi4681+105332+13332+133937(Top 14%)312(Top 3%)312(Top 24%)
21M21.00 mi1.00 mi4543+138318+14318+143415(Top 12%)273(Top 2%)273(Top 21%)
35K21.75 mi0.75 mi4446+97313+5313+53212(Top 11%)261(Top 2%)261(Top 20%)
23M23.00 mi1.25 mi4368+783133133719(Top 13%)350(Top 3%)350(Top 27%)
24M24.00 mi1.00 mi4305+63316-3316-33936(Top 14%)440(Top 4%)440(Top 34%)
40K24.85 mi0.85 mi4242+63314+2314+23385(Top 12%)353(Top 3%)353(Top 27%)
25.2M25.20 mi0.35 mi4219+233143143446(Top 12%)413(Top 3%)413(Top 32%)
Finish26.22 mi1.02 mi4130+89311+3311+33046(Top 11%)324(Top 3%)324(Top 25%)

Segment Performance Analysis

10K→15K

0.0 - 3.1 mi

Top 18%
×21stories
+97ft-345ft

Overall

5200

Females

378

F50-54

378

5K→10K

3.1 - 6.2 mi

Top 18%
×5stories
+79ft-138ft

Overall

5230

Females

365

F50-54

365

10K→15K

6.2 - 9.3 mi

Top 18%
×3stories
+67ft-78ft

Overall

5200

Females

378

F50-54

378

15K→20K

9.3 - 12.4 mi

Top 17%
×5stories
+106ft-86ft

Overall

4931

Females

363

F50-54

363

20K→Half

12.4 - 13.1 mi

Top 19%
×2stories
+19ft-37ft

Overall

5291

Females

397

F50-54

397

Half→25K

13.1 - 15.5 mi

Top 17%
×4stories
+66ft-88ft

Overall

4723

Females

360

F50-54

360

25K→30K

15.5 - 18.6 mi

Top 16%
×9stories
+181ft-148ft

Overall

4583

Females

387

F50-54

387

30K→20M

18.6 - 20.0 mi

Top 14%
×5stories
+64ft-50ft

Overall

3937

Females

312

F50-54

312

20M→21M

20.0 - 21.0 mi

Top 12%
×8stories
+106ft-24ft

Overall

3415

Females

273

F50-54

273

21M→35K

21.0 - 21.8 mi

Top 11%
×7stories
+17ft-86ft

Overall

3212

Females

261

F50-54

261

35K→23M

21.8 - 23.0 mi

Top 13%
×5stories
+23ft-63ft

Overall

3719

Females

350

F50-54

350

23M→24M

23.0 - 24.0 mi

Top 14%
×6stories
+12ft-82ft

Overall

3936

Females

440

F50-54

440

24M→40K

24.0 - 24.9 mi

Top 12%
×1story
+6ft-20ft

Overall

3385

Females

353

F50-54

353

40K→25.2M

24.9 - 25.2 mi

Top 12%
×1story
+13ft-16ft

Overall

3446

Females

413

F50-54

413

25.2M→Finish

25.2 - 26.2 mi

Top 11%
×2stories
+22ft-21ft

Overall

3046

Females

324

F50-54

324

Passing Analysis

Category:
Athletes Passed
1552
Passed By
802
Net Change
+750
SegmentAthletes PassedPassed ByNet ChangeStart RankEnd Rank
Start → 5K----#4880
5K → 10K136252-116#4880#4996
10K → 15K113137-24#4996#5020
15K → 20K158101+57#5020#4963
20K → Half1522-7#4963#4970
Half → 25K14557+88#4970#4882
25K → 30K204108+96#4882#4786
30K → 20M13126+105#4786#4681
20M → 21M15012+138#4681#4543
21M → 35K1014+97#4543#4446
35K → 23M10123+78#4446#4368
23M → 24M8320+63#4368#4305
24M → 40K8219+63#4305#4242
40K → 25.2M3411+23#4242#4219
25.2M → Finish9910+89#4219#4130
TOTALS1552802+750
📊

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