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BOSTON MARATHON 2023

Alyssa King

Bib: 15235•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
8:34/mi
26:36
↑ 97↓ 3451.5%
10K· 6.21 mi
8:25/mi
52:46
↑ 79↓ 1380.4%
15K· 9.32 mi
8:28/mi
1:19:05
↑ 67↓ 78
20K· 12.43 mi
8:34/mi
1:45:41
↑ 106↓ 860.1%
Half· 13.11 mi
8:23/mi
1:51:24
↑ 19↓ 370.5%
25K· 15.53 mi
8:33/mi
2:12:09
↑ 66↓ 880.2%
30K· 18.64 mi
8:48/mi
2:39:28
↑ 181↓ 1480.2%
20M
8:59/mi
2:51:41
↑ 64↓ 500.2%
21M
10:51/mi
3:02:32
↑ 106↓ 241.6%
35K· 21.75 mi
10:12/mi
3:10:10
↑ 17↓ 861.7%
23M
9:46/mi
3:22:24
↑ 23↓ 630.6%
24M
9:28/mi
3:31:52
↓ 821.3%
40K· 24.85 mi
10:26/mi
3:40:47
↓ 200.3%
25.2M
10:55/mi
3:44:33
↑ 13↓ 160.2%
Finish· 26.22 mi
9:37/mi
3:54:21
↑ 22↓ 21

The Course

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Half Splits

1st Half· via HalfFaster
Distance13.11 mi
Time1:51:24
Pace8:30 /mi
2nd Half
Distance13.11 mi
Time2:02:57
Pace9:23 /mi
📊Positive Split: 10.4% slower second half

Checkpoint Splits

CheckpointDistanceTime of DayTimeAvg PaceSegment TimeSegment PaceDiff
5K
3.11 mi11:48:4926:368:3426:36
8:34
-
10K
6.21 mi12:14:5952:468:3026:10
8:25
-0:09
15K
9.32 mi12:41:181:19:058:2926:19
8:28
+0:03
20K
12.43 mi13:07:541:45:418:3026:36
8:34
+0:06
Half
13.11 mi13:13:371:51:248:305:43
8:23
-0:11
25K
15.53 mi13:34:222:12:098:3020:45
8:33
+0:10
30K
18.64 mi14:01:412:39:288:3327:19
8:48
+0:15
20M
20.00 mi14:13:542:51:418:3512:13
8:59
+0:11
21M
21.00 mi14:24:453:02:328:4210:51
10:51
+1:52
35K
21.75 mi14:32:233:10:108:457:38
10:12
-0:39
23M
23.00 mi14:44:373:22:248:4812:14
9:46
-0:26
24M
24.00 mi14:54:053:31:528:509:28
9:28
-0:18
40K
24.85 mi15:03:003:40:478:538:55
10:26
+0:58
25.2M
25.20 mi15:06:463:44:338:553:46
10:55
+0:29
Finish
26.22 mi15:16:343:54:218:579:48
9:37
-1:18

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

8:23 /mi

Average Pace

8:57 /mi

Slowest Pace

10:55 /mi

Loading chart...
Fastest
Middle
Slowest
Average

📊Segments

Segment Time Comparison

Time at Faster Pace

58:12

25% of race

Time at Steady Pace

1:53:29

48% of race

Time at Slower Pace

1:02:40

27% of race

Average Pace: 8:56 /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 mi11:48:4926:368:3426:36
8:34
#17994
10K
6.21 mi12:14:5952:468:3026:10
8:25
#17865
15K
9.32 mi12:41:181:19:058:2926:19
8:28
#17754
20K
12.43 mi13:07:541:45:418:3026:36
8:34
#17598
Half
13.11 mi13:13:371:51:248:305:43
8:23
#17553
25K
15.53 mi13:34:222:12:098:3020:45
8:33
#17364
30K
18.64 mi14:01:412:39:288:3327:19
8:48
#17084
20M
20.00 mi14:13:542:51:418:3512:13
8:59
#17034
21M
21.00 mi14:24:453:02:328:4210:51
10:51
#17330
35K
21.75 mi14:32:233:10:108:457:38
10:12
#17605
23M
23.00 mi14:44:373:22:248:4812:14
9:46
#17771
24M
24.00 mi14:54:053:31:528:509:28
9:28
#17875
40K
24.85 mi15:03:003:40:478:538:55
10:26
#18067
25.2M
25.20 mi15:06:463:44:338:553:46
10:55
#18128
Finish
26.22 mi15:16:343:54:218:579:48
9:37
#18237
Faster pace
Steady pace
Slower pace

Checkpoint and Segment Rankings

CheckpointDistanceSeg. DistOverallFemalesF18-39Seg. OverallSeg. FemalesSeg. F18-39
5K3.11 mi3.11 mi179946555655517619(Top 66%)6285(Top 55%)6285(Top 129%)
10K6.21 mi3.10 mi17865+1296444+1116444+11117742(Top 67%)6337(Top 55%)6337(Top 130%)
15K9.32 mi3.11 mi17754+1116376+686376+6817619(Top 66%)6285(Top 55%)6285(Top 129%)
20K12.43 mi3.11 mi17598+1566274+1026274+10217261(Top 65%)6084(Top 53%)6084(Top 125%)
Half13.11 mi0.68 mi17553+456254+206254+2017082(Top 64%)5961(Top 52%)5961(Top 122%)
25K15.53 mi2.42 mi17364+1896157+976157+9716559(Top 62%)5761(Top 50%)5761(Top 118%)
30K18.64 mi3.11 mi17084+2806015+1426015+14216030(Top 60%)5523(Top 48%)5523(Top 113%)
20M20.00 mi1.36 mi17034+505989+265989+2616522(Top 62%)5887(Top 52%)5887(Top 121%)
21M21.00 mi1.00 mi17330-2966194-2056194-20520503(Top 77%)8191(Top 72%)8191(Top 168%)
35K21.75 mi0.75 mi17605-2756370-1766370-17621790(Top 82%)8924(Top 78%)8924(Top 183%)
23M23.00 mi1.25 mi17771-1666484-1146484-11419344(Top 73%)7605(Top 67%)7605(Top 156%)
24M24.00 mi1.00 mi17875-1046553-696553-6919107(Top 72%)7504(Top 66%)7504(Top 154%)
40K24.85 mi0.85 mi18067-1926680-1276680-12721040(Top 79%)8629(Top 76%)8629(Top 177%)
25.2M25.20 mi0.35 mi18128-616717-376717-3720288(Top 76%)8201(Top 72%)8201(Top 168%)
Finish26.22 mi1.02 mi18237-1096789-726789-7220538(Top 77%)8306(Top 73%)8306(Top 170%)

Segment Performance Analysis

10K→15K

0.0 - 3.1 mi

Top 66%
×21story building
+97ft-345ft

Overall

17619

Females

6285

F18-39

6285

5K→10K

3.1 - 6.2 mi

Top 67%
×5story building
+79ft-138ft

Overall

17742

Females

6337

F18-39

6337

10K→15K

6.2 - 9.3 mi

Top 66%
×3story building
+67ft-78ft

Overall

17619

Females

6285

F18-39

6285

15K→20K

9.3 - 12.4 mi

Top 65%
×5story building
+106ft-86ft

Overall

17261

Females

6084

F18-39

6084

20K→Half

12.4 - 13.1 mi

Top 64%
×2story building
+19ft-37ft

Overall

17082

Females

5961

F18-39

5961

Half→25K

13.1 - 15.5 mi

Top 62%
×4story building
+66ft-88ft

Overall

16559

Females

5761

F18-39

5761

25K→30K

15.5 - 18.6 mi

Top 60%
×9story building
+181ft-148ft

Overall

16030

Females

5523

F18-39

5523

30K→20M

18.6 - 20.0 mi

Top 62%
×5story building
+64ft-50ft

Overall

16522

Females

5887

F18-39

5887

20M→21M

20.0 - 21.0 mi

Top 77%
×8story building
+106ft-24ft

Overall

20503

Females

8191

F18-39

8191

21M→35K

21.0 - 21.8 mi

Top 82%
×7story building
+17ft-86ft

Overall

21790

Females

8924

F18-39

8924

35K→23M

21.8 - 23.0 mi

Top 73%
×5story building
+23ft-63ft

Overall

19344

Females

7605

F18-39

7605

23M→24M

23.0 - 24.0 mi

Top 72%
×6story building
+12ft-82ft

Overall

19107

Females

7504

F18-39

7504

24M→40K

24.0 - 24.9 mi

Top 79%
×1story
+6ft-20ft

Overall

21040

Females

8629

F18-39

8629

40K→25.2M

24.9 - 25.2 mi

Top 76%
×1story
+13ft-16ft

Overall

20288

Females

8201

F18-39

8201

25.2M→Finish

25.2 - 26.2 mi

Top 77%
×2story building
+22ft-21ft

Overall

20538

Females

8306

F18-39

8306

Passing Analysis

Category:
Athletes Passed
1758
Passed By
2001
Net Change
-243
SegmentAthletes PassedPassed ByNet ChangeStart RankEnd Rank
Start → 5K----#17994
5K → 10K379250+129#17994#17865
10K → 15K249138+111#17865#17754
15K → 20K24892+156#17754#17598
20K → Half6419+45#17598#17553
Half → 25K22435+189#17553#17364
25K → 30K32646+280#17364#17084
30K → 20M10252+50#17084#17034
20M → 21M24320-296#17034#17330
21M → 35K16291-275#17330#17605
35K → 23M45211-166#17605#17771
23M → 24M33137-104#17771#17875
24M → 40K14206-192#17875#18067
40K → 25.2M1172-61#18067#18128
25.2M → Finish23132-109#18128#18237
TOTALS17582001-243
📊

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