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BOSTON MARATHON 2023

Fallon Shaughnessy

Bib: 27001•F

MA

0:00
0:00
/ mi
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Overall
#0 / 26622
Gender (Female)
#0 / 11423
Division (F18-39)
#0 / 4884
Race Day Weather
49°/39°F
light intensity drizzle

⏱️ Race Timeline

Course Elevation
7–469 ft
≈
×2stacked redwood trees
•▲ 890 ft climb · ▼ 1342 ft descent
Ribbon color based on
FasterSteadySlower· vs. your average pace
Start
0:00
Race begins
5K· 3.11 mi
10:27/mi
32:29
↑ 97↓ 3451.5%
10K· 6.21 mi
9:49/mi
1:02:58
↑ 79↓ 1380.4%
15K· 9.32 mi
9:44/mi
1:33:12
↑ 67↓ 78
20K· 12.43 mi
9:40/mi
2:03:14
↑ 106↓ 860.1%
Half· 13.11 mi
9:37/mi
2:09:48
↑ 19↓ 370.5%
25K· 15.53 mi
10:15/mi
2:34:39
↑ 66↓ 880.2%
30K· 18.64 mi
10:04/mi
3:05:54
↑ 181↓ 1480.2%
20M
10:10/mi
3:19:43
↑ 64↓ 500.2%
21M
10:35/mi
3:30:18
↑ 106↓ 241.6%
35K· 21.75 mi
10:52/mi
3:38:26
↑ 17↓ 861.7%
23M
10:39/mi
3:51:46
↑ 23↓ 630.6%
24M
10:18/mi
4:02:04
↓ 821.3%
40K· 24.85 mi
9:27/mi
4:10:09
↓ 200.3%
25.2M
11:42/mi
4:14:11
↑ 13↓ 160.2%
Finish· 26.22 mi
9:23/mi
4:23:45
↑ 22↓ 21

The Course

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Half Splits

1st Half· via HalfFaster
Distance13.11 mi
Time2:09:48
Pace9:54 /mi
2nd Half
Distance13.11 mi
Time2:13:57
Pace10:13 /mi
📊Positive Split: 3.2% slower second half

Checkpoint Splits

CheckpointDistanceTime of DayTimeAvg PaceSegment TimeSegment PaceDiff
5K
3.11 mi11:51:2132:2910:2732:29
10:27
-
10K
6.21 mi12:21:501:02:5810:0830:29
9:49
-0:38
15K
9.32 mi12:52:041:33:1210:0030:14
9:44
-0:05
20K
12.43 mi13:22:062:03:149:5530:02
9:40
-0:04
Half
13.11 mi13:28:402:09:489:546:34
9:37
-0:03
25K
15.53 mi13:53:312:34:399:5724:51
10:15
+0:38
30K
18.64 mi14:24:463:05:549:5831:15
10:04
-0:11
20M
20.00 mi14:38:353:19:439:5913:49
10:10
+0:06
21M
21.00 mi14:49:103:30:1810:0110:35
10:35
+0:25
35K
21.75 mi14:57:183:38:2610:038:08
10:52
+0:17
23M
23.00 mi15:10:383:51:4610:0513:20
10:39
-0:13
24M
24.00 mi15:20:564:02:0410:0510:18
10:18
-0:21
40K
24.85 mi15:29:014:10:0910:048:05
9:27
-0:51
25.2M
25.20 mi15:33:034:14:1110:054:02
11:42
+2:15
Finish
26.22 mi15:42:374:23:4510:049:34
9:23
-2:19

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

9:23 /mi

Average Pace

10:04 /mi

Slowest Pace

11:42 /mi

Loading chart...
Fastest
Middle
Slowest
Average

📊Segments

Segment Time Comparison

Time at Faster Pace

1:54:58

44% of race

Time at Steady Pace

1:52:42

43% of race

Time at Slower Pace

36:05

14% of race

Average Pace: 10:04 /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 mi11:51:2132:2910:2732:29
10:27
#24594
10K
6.21 mi12:21:501:02:5810:0830:29
9:49
#23921
15K
9.32 mi12:52:041:33:1210:0030:14
9:44
#23603
20K
12.43 mi13:22:062:03:149:5530:02
9:40
#23241
Half
13.11 mi13:28:402:09:489:546:34
9:37
#23189
25K
15.53 mi13:53:312:34:399:5724:51
10:15
#23079
30K
18.64 mi14:24:463:05:549:5831:15
10:04
#22752
20M
20.00 mi14:38:353:19:439:5913:49
10:10
#22600
21M
21.00 mi14:49:103:30:1810:0110:35
10:35
#22466
35K
21.75 mi14:57:183:38:2610:038:08
10:52
#22485
23M
23.00 mi15:10:383:51:4610:0513:20
10:39
#22433
24M
24.00 mi15:20:564:02:0410:0510:18
10:18
#22397
40K
24.85 mi15:29:014:10:0910:048:05
9:27
#22269
25.2M
25.20 mi15:33:034:14:1110:054:02
11:42
#22264
Finish
26.22 mi15:42:374:23:4510:049:34
9:23
#22184
Faster pace
Steady pace
Slower pace

Checkpoint and Segment Rankings

CheckpointDistanceSeg. DistOverallFemalesF18-39Seg. OverallSeg. FemalesSeg. F18-39
5K3.11 mi3.11 mi24594102121021222891(Top 86%)9283(Top 81%)9283(Top 190%)
10K6.21 mi3.10 mi23921+6739852+3609852+36023302(Top 88%)9511(Top 83%)9511(Top 195%)
15K9.32 mi3.11 mi23603+3189674+1789674+17822891(Top 86%)9283(Top 81%)9283(Top 190%)
20K12.43 mi3.11 mi23241+3629477+1979477+19722062(Top 83%)8840(Top 77%)8840(Top 181%)
Half13.11 mi0.68 mi23189+529448+299448+2922474(Top 84%)9059(Top 79%)9059(Top 185%)
25K15.53 mi2.42 mi23079+1109400+489400+4822742(Top 85%)9242(Top 81%)9242(Top 189%)
30K18.64 mi3.11 mi22752+3279258+1429258+14221188(Top 80%)8454(Top 74%)8454(Top 173%)
20M20.00 mi1.36 mi22600+1529193+659193+6520937(Top 79%)8380(Top 73%)8380(Top 172%)
21M21.00 mi1.00 mi22466+1349125+689125+6819873(Top 75%)7863(Top 69%)7863(Top 161%)
35K21.75 mi0.75 mi22485-199137-129137-1223071(Top 87%)9625(Top 84%)9625(Top 197%)
23M23.00 mi1.25 mi22433+529115+229115+2221662(Top 81%)8884(Top 78%)8884(Top 182%)
24M24.00 mi1.00 mi22397+369102+139102+1321576(Top 81%)8886(Top 78%)8886(Top 182%)
40K24.85 mi0.85 mi22269+1289036+669036+6618211(Top 68%)7066(Top 62%)7066(Top 145%)
25.2M25.20 mi0.35 mi22264+59040-49040-421973(Top 83%)9116(Top 80%)9116(Top 187%)
Finish26.22 mi1.02 mi22184+809005+359005+3519743(Top 74%)7867(Top 69%)7867(Top 161%)

Segment Performance Analysis

10K→15K

0.0 - 3.1 mi

Top 86%
×21story building
+97ft-345ft

Overall

22891

Females

9283

F18-39

9283

5K→10K

3.1 - 6.2 mi

Top 88%
×5story building
+79ft-138ft

Overall

23302

Females

9511

F18-39

9511

10K→15K

6.2 - 9.3 mi

Top 86%
×3story building
+67ft-78ft

Overall

22891

Females

9283

F18-39

9283

15K→20K

9.3 - 12.4 mi

Top 83%
×5story building
+106ft-86ft

Overall

22062

Females

8840

F18-39

8840

20K→Half

12.4 - 13.1 mi

Top 84%
×2story building
+19ft-37ft

Overall

22474

Females

9059

F18-39

9059

Half→25K

13.1 - 15.5 mi

Top 85%
×4story building
+66ft-88ft

Overall

22742

Females

9242

F18-39

9242

25K→30K

15.5 - 18.6 mi

Top 80%
×9story building
+181ft-148ft

Overall

21188

Females

8454

F18-39

8454

30K→20M

18.6 - 20.0 mi

Top 79%
×5story building
+64ft-50ft

Overall

20937

Females

8380

F18-39

8380

20M→21M

20.0 - 21.0 mi

Top 75%
×8story building
+106ft-24ft

Overall

19873

Females

7863

F18-39

7863

21M→35K

21.0 - 21.8 mi

Top 87%
×7story building
+17ft-86ft

Overall

23071

Females

9625

F18-39

9625

35K→23M

21.8 - 23.0 mi

Top 81%
×5story building
+23ft-63ft

Overall

21662

Females

8884

F18-39

8884

23M→24M

23.0 - 24.0 mi

Top 81%
×6story building
+12ft-82ft

Overall

21576

Females

8886

F18-39

8886

24M→40K

24.0 - 24.9 mi

Top 68%
×1story
+6ft-20ft

Overall

18211

Females

7066

F18-39

7066

40K→25.2M

24.9 - 25.2 mi

Top 83%
×1story
+13ft-16ft

Overall

21973

Females

9116

F18-39

9116

25.2M→Finish

25.2 - 26.2 mi

Top 74%
×2story building
+22ft-21ft

Overall

19743

Females

7867

F18-39

7867

Passing Analysis

Category:
Athletes Passed
2659
Passed By
249
Net Change
+2410
SegmentAthletes PassedPassed ByNet ChangeStart RankEnd Rank
Start → 5K----#24594
5K → 10K69623+673#24594#23921
10K → 15K33315+318#23921#23603
15K → 20K37816+362#23603#23241
20K → Half597+52#23241#23189
Half → 25K15949+110#23189#23079
25K → 30K3369+327#23079#22752
30K → 20M1575+152#22752#22600
20M → 21M1428+134#22600#22466
21M → 35K2948-19#22466#22485
35K → 23M8432+52#22485#22433
23M → 24M5418+36#22433#22397
24M → 40K1291+128#22397#22269
40K → 25.2M1914+5#22269#22264
25.2M → Finish844+80#22264#22184
TOTALS2659249+2410
📊

Passing Visuals

Category:
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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