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BOSTON MARATHON 2023

Sarah Kennedy

Bib: 26036•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
10:51/mi
33:44
↑ 97↓ 3451.5%
10K· 6.21 mi
10:24/mi
1:06:02
↑ 79↓ 1380.4%
15K· 9.32 mi
10:32/mi
1:38:47
↑ 67↓ 78
20K· 12.43 mi
10:36/mi
2:11:44
↑ 106↓ 860.1%
Half· 13.11 mi
10:26/mi
2:18:51
↑ 19↓ 370.5%
25K· 15.53 mi
10:45/mi
2:44:54
↑ 66↓ 880.2%
30K· 18.64 mi
10:56/mi
3:18:52
↑ 181↓ 1480.2%
20M
10:52/mi
3:33:38
↑ 64↓ 500.2%
21M
11:19/mi
3:44:57
↑ 106↓ 241.6%
35K· 21.75 mi
10:36/mi
3:52:53
↑ 17↓ 861.7%
23M
11:15/mi
4:06:58
↑ 23↓ 630.6%
24M
11:09/mi
4:18:07
↓ 821.3%
40K· 24.85 mi
11:22/mi
4:27:50
↓ 200.3%
25.2M
11:50/mi
4:31:55
↑ 13↓ 160.2%
Finish· 26.22 mi
10:36/mi
4:42:43
↑ 22↓ 21

The Course

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Half Splits

1st Half· via HalfFaster
Distance13.11 mi
Time2:18:51
Pace10:35 /mi
2nd Half
Distance13.11 mi
Time2:23:52
Pace10:58 /mi
📊Positive Split: 3.6% slower second half

Checkpoint Splits

CheckpointDistanceTime of DayTimeAvg PaceSegment TimeSegment PaceDiff
5K
3.11 mi11:50:3333:4410:5133:44
10:51
-
10K
6.21 mi12:22:511:06:0210:3832:18
10:24
-0:27
15K
9.32 mi12:55:361:38:4710:3632:45
10:32
+0:08
20K
12.43 mi13:28:332:11:4410:3632:57
10:36
+0:04
Half
13.11 mi13:35:402:18:5110:357:07
10:26
-0:10
25K
15.53 mi14:01:432:44:5410:3726:03
10:45
+0:19
30K
18.64 mi14:35:413:18:5210:4033:58
10:56
+0:11
20M
20.00 mi14:50:273:33:3810:4114:46
10:52
-0:04
21M
21.00 mi15:01:463:44:5710:4311:19
11:19
+0:27
35K
21.75 mi15:09:423:52:5310:427:56
10:36
-0:43
23M
23.00 mi15:23:474:06:5810:4414:05
11:15
+0:39
24M
24.00 mi15:34:564:18:0710:4511:09
11:09
-0:06
40K
24.85 mi15:44:394:27:5010:479:43
11:22
+0:13
25.2M
25.20 mi15:48:444:31:5510:474:05
11:50
+0:28
Finish
26.22 mi15:59:324:42:4310:4710:48
10:36
-1:14

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

10:24 /mi

Average Pace

10:47 /mi

Slowest Pace

11:50 /mi

Loading chart...
Fastest
Middle
Slowest
Average

📊Segments

Segment Time Comparison

Time at Faster Pace

4:38:38

99% of race

Time at Steady Pace

4:05

1% of race

Time at Slower Pace

0:00

0% of race

Average Pace: 10:47 /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 mi11:50:3333:4410:5133:44
10:51
#25466
10K
6.21 mi12:22:511:06:0210:3832:18
10:24
#24967
15K
9.32 mi12:55:361:38:4710:3632:45
10:32
#24808
20K
12.43 mi13:28:332:11:4410:3632:57
10:36
#24588
Half
13.11 mi13:35:402:18:5110:357:07
10:26
#24569
25K
15.53 mi14:01:432:44:5410:3726:03
10:45
#24381
30K
18.64 mi14:35:413:18:5210:4033:58
10:56
#24107
20M
20.00 mi14:50:273:33:3810:4114:46
10:52
#24002
21M
21.00 mi15:01:463:44:5710:4311:19
11:19
#23878
35K
21.75 mi15:09:423:52:5310:427:56
10:36
#23843
23M
23.00 mi15:23:474:06:5810:4414:05
11:15
#23801
24M
24.00 mi15:34:564:18:0710:4511:09
11:09
#23782
40K
24.85 mi15:44:394:27:5010:479:43
11:22
#23759
25.2M
25.20 mi15:48:444:31:5510:474:05
11:50
#23747
Finish
26.22 mi15:59:324:42:4310:4710:48
10:36
#23728
Faster pace
Steady pace
Slower pace

Checkpoint and Segment Rankings

CheckpointDistanceSeg. DistOverallFemalesF18-39Seg. OverallSeg. FemalesSeg. F18-39
5K3.11 mi3.11 mi25466107041070424537(Top 92%)10201(Top 89%)10201(Top 209%)
10K6.21 mi3.10 mi24967+49910413+29110413+29124490(Top 92%)10162(Top 89%)10162(Top 208%)
15K9.32 mi3.11 mi24808+15910342+7110342+7124537(Top 92%)10201(Top 89%)10201(Top 209%)
20K12.43 mi3.11 mi24588+22010227+11510227+11524019(Top 90%)9919(Top 87%)9919(Top 203%)
Half13.11 mi0.68 mi24569+1910215+1210215+1224087(Top 90%)9959(Top 87%)9959(Top 204%)
25K15.53 mi2.42 mi24381+18810119+9610119+9623585(Top 89%)9724(Top 85%)9724(Top 199%)
30K18.64 mi3.11 mi24107+2749976+1439976+14322995(Top 86%)9462(Top 83%)9462(Top 194%)
20M20.00 mi1.36 mi24002+1059927+499927+4922464(Top 84%)9237(Top 81%)9237(Top 189%)
21M21.00 mi1.00 mi23878+1249872+559872+5521533(Top 81%)8757(Top 77%)8757(Top 179%)
35K21.75 mi0.75 mi23843+359858+149858+1422602(Top 85%)9376(Top 82%)9376(Top 192%)
23M23.00 mi1.25 mi23801+429841+179841+1722820(Top 86%)9500(Top 83%)9500(Top 195%)
24M24.00 mi1.00 mi23782+199840+19840+123325(Top 88%)9811(Top 86%)9811(Top 201%)
40K24.85 mi0.85 mi23759+239836+49836+423016(Top 86%)9669(Top 85%)9669(Top 198%)
25.2M25.20 mi0.35 mi23747+129831+59831+522248(Top 84%)9268(Top 81%)9268(Top 190%)
Finish26.22 mi1.02 mi23728+199830+19830+123219(Top 87%)9762(Top 85%)9762(Top 200%)

Segment Performance Analysis

10K→15K

0.0 - 3.1 mi

Top 92%
×21story building
+97ft-345ft

Overall

24537

Females

10201

F18-39

10201

5K→10K

3.1 - 6.2 mi

Top 92%
×5story building
+79ft-138ft

Overall

24490

Females

10162

F18-39

10162

10K→15K

6.2 - 9.3 mi

Top 92%
×3story building
+67ft-78ft

Overall

24537

Females

10201

F18-39

10201

15K→20K

9.3 - 12.4 mi

Top 90%
×5story building
+106ft-86ft

Overall

24019

Females

9919

F18-39

9919

20K→Half

12.4 - 13.1 mi

Top 90%
×2story building
+19ft-37ft

Overall

24087

Females

9959

F18-39

9959

Half→25K

13.1 - 15.5 mi

Top 89%
×4story building
+66ft-88ft

Overall

23585

Females

9724

F18-39

9724

25K→30K

15.5 - 18.6 mi

Top 86%
×9story building
+181ft-148ft

Overall

22995

Females

9462

F18-39

9462

30K→20M

18.6 - 20.0 mi

Top 84%
×5story building
+64ft-50ft

Overall

22464

Females

9237

F18-39

9237

20M→21M

20.0 - 21.0 mi

Top 81%
×8story building
+106ft-24ft

Overall

21533

Females

8757

F18-39

8757

21M→35K

21.0 - 21.8 mi

Top 85%
×7story building
+17ft-86ft

Overall

22602

Females

9376

F18-39

9376

35K→23M

21.8 - 23.0 mi

Top 86%
×5story building
+23ft-63ft

Overall

22820

Females

9500

F18-39

9500

23M→24M

23.0 - 24.0 mi

Top 88%
×6story building
+12ft-82ft

Overall

23325

Females

9811

F18-39

9811

24M→40K

24.0 - 24.9 mi

Top 86%
×1story
+6ft-20ft

Overall

23016

Females

9669

F18-39

9669

40K→25.2M

24.9 - 25.2 mi

Top 84%
×1story
+13ft-16ft

Overall

22248

Females

9268

F18-39

9268

25.2M→Finish

25.2 - 26.2 mi

Top 87%
×2story building
+22ft-21ft

Overall

23219

Females

9762

F18-39

9762

Passing Analysis

Category:
Athletes Passed
1986
Passed By
248
Net Change
+1738
SegmentAthletes PassedPassed ByNet ChangeStart RankEnd Rank
Start → 5K----#25466
5K → 10K52930+499#25466#24967
10K → 15K20344+159#24967#24808
15K → 20K23919+220#24808#24588
20K → Half3718+19#24588#24569
Half → 25K20113+188#24569#24381
25K → 30K29319+274#24381#24107
30K → 20M12116+105#24107#24002
20M → 21M1273+124#24002#23878
21M → 35K394+35#23878#23843
35K → 23M6927+42#23843#23801
23M → 24M3516+19#23801#23782
24M → 40K3815+23#23782#23759
40K → 25.2M175+12#23759#23747
25.2M → Finish3819+19#23747#23728
TOTALS1986248+1738
📊

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