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BOSTON MARATHON 2023

Kayla Floyd

Bib: 16329•F

FL

0:00
0:00
/ mi
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Overall
#0 / 26622
Top 28%
Gender (Female)
#0 / 11423
Top 9%
Division (F18-39)
#0 / 4884
Top 17%
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
7:23/mi
22:55
↑ 97↓ 3451.5%
10K· 6.21 mi
7:32/mi
46:18
↑ 79↓ 1380.4%
15K· 9.32 mi
7:25/mi
1:09:20
↑ 67↓ 78
20K· 12.43 mi
7:29/mi
1:32:36
↑ 106↓ 860.1%
Half· 13.11 mi
7:17/mi
1:37:34
↑ 19↓ 370.5%
25K· 15.53 mi
7:27/mi
1:55:37
↑ 66↓ 880.2%
30K· 18.64 mi
7:34/mi
2:19:08
↑ 181↓ 1480.2%
20M
7:19/mi
2:29:05
↑ 64↓ 500.2%
21M
7:38/mi
2:36:43
↑ 106↓ 241.6%
35K· 21.75 mi
7:05/mi
2:42:01
↑ 17↓ 861.7%
23M
7:25/mi
2:51:18
↑ 23↓ 630.6%
24M
7:07/mi
2:58:25
↓ 821.3%
40K· 24.85 mi
7:00/mi
3:04:24
↓ 200.3%
25.2M
7:35/mi
3:07:01
↑ 13↓ 160.2%
Finish· 26.22 mi
6:48/mi
3:13:57
↑ 22↓ 21

The Course

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Half Splits

1st Half· via Half
Distance13.11 mi
Time1:37:34
Pace7:27 /mi
2nd Half✓ Faster
Distance13.11 mi
Time1:36:23
Pace7:21 /mi
📊Negative Split: 1.2% faster second half

Checkpoint Splits

CheckpointDistanceTime of DayTimeAvg PaceSegment TimeSegment PaceDiff
5K
3.11 mi11:13:0222:557:2322:55
7:23
-
10K
6.21 mi11:36:2546:187:2723:23
7:32
+0:09
15K
9.32 mi11:59:271:09:207:2623:02
7:25
-0:07
20K
12.43 mi12:22:431:32:367:2723:16
7:29
+0:04
Half
13.11 mi12:27:411:37:347:274:58
7:17
-0:12
25K
15.53 mi12:45:441:55:377:2718:03
7:27
+0:10
30K
18.64 mi13:09:152:19:087:2823:31
7:34
+0:07
20M
20.00 mi13:19:122:29:057:279:57
7:19
-0:15
21M
21.00 mi13:26:502:36:437:287:38
7:38
+0:19
35K
21.75 mi13:32:082:42:017:275:18
7:05
-0:33
23M
23.00 mi13:41:252:51:187:279:17
7:25
+0:20
24M
24.00 mi13:48:322:58:257:267:07
7:07
-0:18
40K
24.85 mi13:54:313:04:247:255:59
7:00
-0:07
25.2M
25.20 mi13:57:083:07:017:252:37
7:35
+0:35
Finish
26.22 mi14:04:043:13:577:246:56
6:48
-0:47

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

6:48 /mi

Average Pace

7:24 /mi

Slowest Pace

7:38 /mi

Loading chart...
Fastest
Middle
Slowest
Average

📊Segments

Segment Time Comparison

Time at Faster Pace

1:53:32

59% of race

Time at Steady Pace

1:20:25

41% of race

Time at Slower Pace

0:00

0% of race

Average Pace: 7:24 /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 mi11:13:0222:557:2322:55
7:23
#8657
10K
6.21 mi11:36:2546:187:2723:23
7:32
#9586
15K
9.32 mi11:59:271:09:207:2623:02
7:25
#9514
20K
12.43 mi12:22:431:32:367:2723:16
7:29
#9425
Half
13.11 mi12:27:411:37:347:274:58
7:17
#9361
25K
15.53 mi12:45:441:55:377:2718:03
7:27
#9158
30K
18.64 mi13:09:152:19:087:2823:31
7:34
#8859
20M
20.00 mi13:19:122:29:057:279:57
7:19
#8590
21M
21.00 mi13:26:502:36:437:287:38
7:38
#8372
35K
21.75 mi13:32:082:42:017:275:18
7:05
#8247
23M
23.00 mi13:41:252:51:187:279:17
7:25
#8067
24M
24.00 mi13:48:322:58:257:267:07
7:07
#7899
40K
24.85 mi13:54:313:04:247:255:59
7:00
#7698
25.2M
25.20 mi13:57:083:07:017:252:37
7:35
#7617
Finish
26.22 mi14:04:043:13:577:246:56
6:48
#7428
Faster pace
Steady pace
Slower pace

Checkpoint and Segment Rankings

CheckpointDistanceSeg. DistOverallFemalesF18-39Seg. OverallSeg. FemalesSeg. F18-39
5K3.11 mi3.11 mi8657125612569458(Top 36%)1600(Top 14%)1600(Top 33%)
10K6.21 mi3.10 mi9586-9291649-3931649-39310670(Top 40%)2134(Top 19%)2134(Top 44%)
15K9.32 mi3.11 mi9514+721620+291620+299458(Top 36%)1600(Top 14%)1600(Top 33%)
20K12.43 mi3.11 mi9425+891600+201600+209230(Top 35%)1567(Top 14%)1567(Top 32%)
Half13.11 mi0.68 mi9361+641581+191581+198488(Top 32%)1267(Top 11%)1267(Top 26%)
25K15.53 mi2.42 mi9158+2031504+771504+778376(Top 31%)1317(Top 12%)1317(Top 27%)
30K18.64 mi3.11 mi8859+2991427+771427+777727(Top 29%)1192(Top 10%)1192(Top 24%)
20M20.00 mi1.36 mi8590+2691351+761351+765795(Top 22%)657(Top 6%)657(Top 13%)
21M21.00 mi1.00 mi8372+2181291+601291+605308(Top 20%)617(Top 5%)617(Top 13%)
35K21.75 mi0.75 mi8247+1251256+351256+355863(Top 22%)726(Top 6%)726(Top 15%)
23M23.00 mi1.25 mi8067+1801209+471209+475983(Top 22%)812(Top 7%)812(Top 17%)
24M24.00 mi1.00 mi7899+1681168+411168+415320(Top 20%)664(Top 6%)664(Top 14%)
40K24.85 mi0.85 mi7698+2011110+581110+583890(Top 15%)394(Top 3%)394(Top 8%)
25.2M25.20 mi0.35 mi7617+811093+171093+174410(Top 17%)565(Top 5%)565(Top 12%)
Finish26.22 mi1.02 mi7428+1891054+391054+394124(Top 15%)491(Top 4%)491(Top 10%)

Segment Performance Analysis

10K→15K

0.0 - 3.1 mi

Top 36%
×21story building
+97ft-345ft

Overall

9458

Females

1600

F18-39

1600

5K→10K

3.1 - 6.2 mi

Top 40%
×5story building
+79ft-138ft

Overall

10670

Females

2134

F18-39

2134

10K→15K

6.2 - 9.3 mi

Top 36%
×3story building
+67ft-78ft

Overall

9458

Females

1600

F18-39

1600

15K→20K

9.3 - 12.4 mi

Top 35%
×5story building
+106ft-86ft

Overall

9230

Females

1567

F18-39

1567

20K→Half

12.4 - 13.1 mi

Top 32%
×2story building
+19ft-37ft

Overall

8488

Females

1267

F18-39

1267

Half→25K

13.1 - 15.5 mi

Top 31%
×4story building
+66ft-88ft

Overall

8376

Females

1317

F18-39

1317

25K→30K

15.5 - 18.6 mi

Top 29%
×9story building
+181ft-148ft

Overall

7727

Females

1192

F18-39

1192

30K→20M

18.6 - 20.0 mi

Top 22%
×5story building
+64ft-50ft

Overall

5795

Females

657

F18-39

657

20M→21M

20.0 - 21.0 mi

Top 20%
×8story building
+106ft-24ft

Overall

5308

Females

617

F18-39

617

21M→35K

21.0 - 21.8 mi

Top 22%
×7story building
+17ft-86ft

Overall

5863

Females

726

F18-39

726

35K→23M

21.8 - 23.0 mi

Top 22%
×5story building
+23ft-63ft

Overall

5983

Females

812

F18-39

812

23M→24M

23.0 - 24.0 mi

Top 20%
×6story building
+12ft-82ft

Overall

5320

Females

664

F18-39

664

24M→40K

24.0 - 24.9 mi

Top 15%
×1story
+6ft-20ft

Overall

3890

Females

394

F18-39

394

40K→25.2M

24.9 - 25.2 mi

Top 17%
×1story
+13ft-16ft

Overall

4410

Females

565

F18-39

565

25.2M→Finish

25.2 - 26.2 mi

Top 15%
×2story building
+22ft-21ft

Overall

4124

Females

491

F18-39

491

Passing Analysis

Category:
Athletes Passed
2529
Passed By
1300
Net Change
+1229
SegmentAthletes PassedPassed ByNet ChangeStart RankEnd Rank
Start → 5K----#8657
5K → 10K48977-929#8657#9586
10K → 15K195123+72#9586#9514
15K → 20K18394+89#9514#9425
20K → Half651+64#9425#9361
Half → 25K23027+203#9361#9158
25K → 30K34546+299#9158#8859
30K → 20M2701+269#8859#8590
20M → 21M2202+218#8590#8372
21M → 35K1294+125#8372#8247
35K → 23M19111+180#8247#8067
23M → 24M1735+168#8067#7899
24M → 40K2021+201#7899#7698
40K → 25.2M854+81#7698#7617
25.2M → Finish1934+189#7617#7428
TOTALS25291300+1229
📊

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