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BOSTON MARATHON 2023

Harlie Bassitt

Bib: 16323•F

FL

0:00
0:00
/ mi
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Overall
#0 / 26622
Top 15%
Gender (Female)
#0 / 11423
Top 2%
Division (F18-39)
#0 / 4884
Top 4%
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
6:46/mi
21:01
↑ 97↓ 3451.5%
10K· 6.21 mi
6:33/mi
41:21
↑ 79↓ 1380.4%
15K· 9.32 mi
6:39/mi
1:02:00
↑ 67↓ 78
20K· 12.43 mi
6:44/mi
1:22:56
↑ 106↓ 860.1%
Half· 13.11 mi
6:40/mi
1:27:29
↑ 19↓ 370.5%
25K· 15.53 mi
6:50/mi
1:44:03
↑ 66↓ 880.2%
30K· 18.64 mi
7:02/mi
2:05:55
↑ 181↓ 1480.2%
20M
7:02/mi
2:15:28
↑ 64↓ 500.2%
21M
7:24/mi
2:22:52
↑ 106↓ 241.6%
35K· 21.75 mi
6:45/mi
2:27:55
↑ 17↓ 861.7%
23M
6:58/mi
2:36:38
↑ 23↓ 630.6%
24M
6:50/mi
2:43:28
↓ 821.3%
40K· 24.85 mi
7:02/mi
2:49:29
↓ 200.3%
25.2M
7:38/mi
2:52:07
↑ 13↓ 160.2%
Finish· 26.22 mi
6:59/mi
2:59:14
↑ 22↓ 21

The Course

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Half Splits

1st Half· via HalfFaster
Distance13.11 mi
Time1:27:29
Pace6:40 /mi
2nd Half
Distance13.11 mi
Time1:31:45
Pace7:00 /mi
📊Positive Split: 4.9% slower second half

Checkpoint Splits

CheckpointDistanceTime of DayTimeAvg PaceSegment TimeSegment PaceDiff
5K
3.11 mi11:11:1321:016:4621:01
6:46
-
10K
6.21 mi11:31:3341:216:3920:20
6:33
-0:13
15K
9.32 mi11:52:121:02:006:3920:39
6:39
+0:06
20K
12.43 mi12:13:081:22:566:4020:56
6:44
+0:05
Half
13.11 mi12:17:411:27:296:404:33
6:40
-0:04
25K
15.53 mi12:34:151:44:036:4216:34
6:50
+0:10
30K
18.64 mi12:56:072:05:556:4521:52
7:02
+0:12
20M
20.00 mi13:05:402:15:286:469:33
7:02
0:00
21M
21.00 mi13:13:042:22:526:487:24
7:24
+0:22
35K
21.75 mi13:18:072:27:556:485:03
6:45
-0:39
23M
23.00 mi13:26:502:36:386:498:43
6:58
+0:13
24M
24.00 mi13:33:402:43:286:496:50
6:50
-0:08
40K
24.85 mi13:39:412:49:296:496:01
7:02
+0:12
25.2M
25.20 mi13:42:192:52:076:502:38
7:38
+0:36
Finish
26.22 mi13:49:262:59:146:507:07
6:59
-0:39

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

6:50 /mi

Slowest Pace

7:38 /mi

Loading chart...
Fastest
Middle
Slowest
Average

📊Segments

Segment Time Comparison

Time at Faster Pace

2:49:12

94% of race

Time at Steady Pace

10:02

6% of race

Time at Slower Pace

0:00

0% of race

Average Pace: 6:50 /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 mi11:11:1321:016:4621:01
6:46
#4329
10K
6.21 mi11:31:3341:216:3920:20
6:33
#3577
15K
9.32 mi11:52:121:02:006:3920:39
6:39
#3584
20K
12.43 mi12:13:081:22:566:4020:56
6:44
#3634
Half
13.11 mi12:17:411:27:296:404:33
6:40
#3658
25K
15.53 mi12:34:151:44:036:4216:34
6:50
#3756
30K
18.64 mi12:56:072:05:556:4521:52
7:02
#3902
20M
20.00 mi13:05:402:15:286:469:33
7:02
#3904
21M
21.00 mi13:13:042:22:526:487:24
7:24
#3897
35K
21.75 mi13:18:072:27:556:485:03
6:45
#3895
23M
23.00 mi13:26:502:36:386:498:43
6:58
#3845
24M
24.00 mi13:33:402:43:286:496:50
6:50
#3829
40K
24.85 mi13:39:412:49:296:496:01
7:02
#3838
25.2M
25.20 mi13:42:192:52:076:502:38
7:38
#3852
Finish
26.22 mi13:49:262:59:146:507:07
6:59
#3939
Faster pace
Steady pace
Slower pace

Checkpoint and Segment Rankings

CheckpointDistanceSeg. DistOverallFemalesF18-39Seg. OverallSeg. FemalesSeg. F18-39
5K3.11 mi3.11 mi43292792793685(Top 14%)208(Top 2%)208(Top 4%)
10K6.21 mi3.10 mi3577+752198+81198+813100(Top 12%)140(Top 1%)140(Top 3%)
15K9.32 mi3.11 mi3584-7192+6192+63685(Top 14%)208(Top 2%)208(Top 4%)
20K12.43 mi3.11 mi3634-50191+1191+13895(Top 15%)220(Top 2%)220(Top 5%)
Half13.11 mi0.68 mi3658-24194-3194-34142(Top 16%)258(Top 2%)258(Top 5%)
25K15.53 mi2.42 mi3756-98203-9203-94464(Top 17%)301(Top 3%)301(Top 6%)
30K18.64 mi3.11 mi3902-146220-17220-174606(Top 17%)339(Top 3%)339(Top 7%)
20M20.00 mi1.36 mi3904-2224-4224-44225(Top 16%)319(Top 3%)319(Top 7%)
21M21.00 mi1.00 mi3897+7227-3227-34141(Top 16%)333(Top 3%)333(Top 7%)
35K21.75 mi0.75 mi3895+2229-2229-23928(Top 15%)310(Top 3%)310(Top 6%)
23M23.00 mi1.25 mi3845+50225+4225+43609(Top 14%)265(Top 2%)265(Top 5%)
24M24.00 mi1.00 mi3829+16229-4229-43872(Top 15%)330(Top 3%)330(Top 7%)
40K24.85 mi0.85 mi3838-92292294066(Top 15%)419(Top 4%)419(Top 9%)
25.2M25.20 mi0.35 mi3852-14234-5234-54617(Top 17%)589(Top 5%)589(Top 12%)
Finish26.22 mi1.02 mi3939-87249-15249-155127(Top 19%)764(Top 7%)764(Top 16%)

Segment Performance Analysis

10K→15K

0.0 - 3.1 mi

Top 14%
×21story building
+97ft-345ft

Overall

3685

Females

208

F18-39

208

5K→10K

3.1 - 6.2 mi

Top 12%
×5story building
+79ft-138ft

Overall

3100

Females

140

F18-39

140

10K→15K

6.2 - 9.3 mi

Top 14%
×3story building
+67ft-78ft

Overall

3685

Females

208

F18-39

208

15K→20K

9.3 - 12.4 mi

Top 15%
×5story building
+106ft-86ft

Overall

3895

Females

220

F18-39

220

20K→Half

12.4 - 13.1 mi

Top 16%
×2story building
+19ft-37ft

Overall

4142

Females

258

F18-39

258

Half→25K

13.1 - 15.5 mi

Top 17%
×4story building
+66ft-88ft

Overall

4464

Females

301

F18-39

301

25K→30K

15.5 - 18.6 mi

Top 17%
×9story building
+181ft-148ft

Overall

4606

Females

339

F18-39

339

30K→20M

18.6 - 20.0 mi

Top 16%
×5story building
+64ft-50ft

Overall

4225

Females

319

F18-39

319

20M→21M

20.0 - 21.0 mi

Top 16%
×8story building
+106ft-24ft

Overall

4141

Females

333

F18-39

333

21M→35K

21.0 - 21.8 mi

Top 15%
×7story building
+17ft-86ft

Overall

3928

Females

310

F18-39

310

35K→23M

21.8 - 23.0 mi

Top 14%
×5story building
+23ft-63ft

Overall

3609

Females

265

F18-39

265

23M→24M

23.0 - 24.0 mi

Top 15%
×6story building
+12ft-82ft

Overall

3872

Females

330

F18-39

330

24M→40K

24.0 - 24.9 mi

Top 15%
×1story
+6ft-20ft

Overall

4066

Females

419

F18-39

419

40K→25.2M

24.9 - 25.2 mi

Top 17%
×1story
+13ft-16ft

Overall

4617

Females

589

F18-39

589

25.2M→Finish

25.2 - 26.2 mi

Top 19%
×2story building
+22ft-21ft

Overall

5127

Females

764

F18-39

764

Passing Analysis

Category:
Athletes Passed
1477
Passed By
1087
Net Change
+390
SegmentAthletes PassedPassed ByNet ChangeStart RankEnd Rank
Start → 5K----#4329
5K → 10K77725+752#4329#3577
10K → 15K106113-7#3577#3584
15K → 20K69119-50#3584#3634
20K → Half832-24#3634#3658
Half → 25K56154-98#3658#3756
25K → 30K60206-146#3756#3902
30K → 20M6466-2#3902#3904
20M → 21M7467+7#3904#3897
21M → 35K3432+2#3897#3895
35K → 23M7727+50#3895#3845
23M → 24M5438+16#3845#3829
24M → 40K5564-9#3829#3838
40K → 25.2M2034-14#3838#3852
25.2M → Finish23110-87#3852#3939
TOTALS14771087+390
📊

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