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BOSTON MARATHON 2023

Amanda Cortese

Bib: 11386•F

AZ

0:00
0:00
/ mi
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Overall
#0 / 26622
Top 46%
Gender (Female)
#0 / 11423
Top 28%
Division (F18-39)
#0 / 4884
Top 46%
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
7:30/mi
23:18
↑ 97↓ 3451.5%
10K· 6.21 mi
7:24/mi
46:16
↑ 79↓ 1380.4%
15K· 9.32 mi
7:29/mi
1:09:30
↑ 67↓ 78
20K· 12.43 mi
7:43/mi
1:33:27
↑ 106↓ 860.1%
Half· 13.11 mi
7:48/mi
1:38:46
↑ 19↓ 370.5%
25K· 15.53 mi
8:55/mi
2:00:23
↑ 66↓ 880.2%
30K· 18.64 mi
8:51/mi
2:27:52
↑ 181↓ 1480.2%
20M
8:16/mi
2:39:06
↑ 64↓ 500.2%
21M
8:23/mi
2:47:29
↑ 106↓ 241.6%
35K· 21.75 mi
7:40/mi
2:53:13
↑ 17↓ 861.7%
23M
8:30/mi
3:03:51
↑ 23↓ 630.6%
24M
7:57/mi
3:11:48
↓ 821.3%
40K· 24.85 mi
8:32/mi
3:19:06
↓ 200.3%
25.2M
8:36/mi
3:22:04
↑ 13↓ 160.2%
Finish· 26.22 mi
7:26/mi
3:29:38
↑ 22↓ 21

The Course

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Half Splits

1st Half· via HalfFaster
Distance13.11 mi
Time1:38:46
Pace7:32 /mi
2nd Half
Distance13.11 mi
Time1:50:52
Pace8:27 /mi
📊Positive Split: 12.3% slower second half

Checkpoint Splits

CheckpointDistanceTime of DayTimeAvg PaceSegment TimeSegment PaceDiff
5K
3.11 mi10:50:0023:187:3023:18
7:30
-
10K
6.21 mi11:12:5846:167:2722:58
7:24
-0:06
15K
9.32 mi11:36:121:09:307:2723:14
7:29
+0:05
20K
12.43 mi12:00:091:33:277:3123:57
7:43
+0:14
Half
13.11 mi12:05:281:38:467:325:19
7:48
+0:05
25K
15.53 mi12:27:052:00:237:4521:37
8:55
+1:07
30K
18.64 mi12:54:342:27:527:5627:29
8:51
-0:04
20M
20.00 mi13:05:482:39:067:5711:14
8:16
-0:35
21M
21.00 mi13:14:112:47:297:598:23
8:23
+0:07
35K
21.75 mi13:19:552:53:137:585:44
7:40
-0:43
23M
23.00 mi13:30:333:03:518:0010:38
8:30
+0:50
24M
24.00 mi13:38:303:11:488:007:57
7:57
-0:33
40K
24.85 mi13:45:483:19:068:017:18
8:32
+0:35
25.2M
25.20 mi13:48:463:22:048:012:58
8:36
+0:04
Finish
26.22 mi13:56:203:29:388:007:34
7:26
-1:10

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

7:24 /mi

Average Pace

8:00 /mi

Slowest Pace

8:55 /mi

Loading chart...
Fastest
Middle
Slowest
Average

📊Segments

Segment Time Comparison

Time at Faster Pace

1:22:48

39% of race

Time at Steady Pace

37:13

18% of race

Time at Slower Pace

1:29:37

43% of race

Average Pace: 8:00 /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 mi10:50:0023:187:3023:18
7:30
#9656
10K
6.21 mi11:12:5846:167:2722:58
7:24
#9561
15K
9.32 mi11:36:121:09:307:2723:14
7:29
#9672
20K
12.43 mi12:00:091:33:277:3123:57
7:43
#10010
Half
13.11 mi12:05:281:38:467:325:19
7:48
#10144
25K
15.53 mi12:27:052:00:237:4521:37
8:55
#11724
30K
18.64 mi12:54:342:27:527:5627:29
8:51
#12757
20M
20.00 mi13:05:482:39:067:5711:14
8:16
#12666
21M
21.00 mi13:14:112:47:297:598:23
8:23
#12450
35K
21.75 mi13:19:552:53:137:585:44
7:40
#12351
23M
23.00 mi13:30:333:03:518:0010:38
8:30
#12408
24M
24.00 mi13:38:303:11:488:007:57
7:57
#12324
40K
24.85 mi13:45:483:19:068:017:18
8:32
#12369
25.2M
25.20 mi13:48:463:22:048:012:58
8:36
#12338
Finish
26.22 mi13:56:203:29:388:007:34
7:26
#12143
Faster pace
Steady pace
Slower pace

Checkpoint and Segment Rankings

CheckpointDistanceSeg. DistOverallFemalesF18-39Seg. OverallSeg. FemalesSeg. F18-39
5K3.11 mi3.11 mi96561689168910026(Top 38%)1859(Top 16%)1859(Top 38%)
10K6.21 mi3.10 mi9561+951641+481641+489579(Top 36%)1659(Top 15%)1659(Top 34%)
15K9.32 mi3.11 mi9672-1111696-551696-5510026(Top 38%)1859(Top 16%)1859(Top 38%)
20K12.43 mi3.11 mi10010-3381836-1401836-14011013(Top 41%)2417(Top 21%)2417(Top 49%)
Half13.11 mi0.68 mi10144-1341909-731909-7312783(Top 48%)3388(Top 30%)3388(Top 69%)
25K15.53 mi2.42 mi11724-15802771-8622771-86218558(Top 70%)6890(Top 60%)6890(Top 141%)
30K18.64 mi3.11 mi12757-10333406-6353406-63516374(Top 62%)5717(Top 50%)5717(Top 117%)
20M20.00 mi1.36 mi12666+913375+313375+3112181(Top 46%)3389(Top 30%)3389(Top 69%)
21M21.00 mi1.00 mi12450+2163269+1063269+1069786(Top 37%)2295(Top 20%)2295(Top 47%)
35K21.75 mi0.75 mi12351+993222+473222+479773(Top 37%)2275(Top 20%)2275(Top 47%)
23M23.00 mi1.25 mi12408-573282-603282-6013227(Top 50%)4210(Top 37%)4210(Top 86%)
24M24.00 mi1.00 mi12324+843256+263256+2610950(Top 41%)3081(Top 27%)3081(Top 63%)
40K24.85 mi0.85 mi12369-453298-423298-4213641(Top 51%)4562(Top 40%)4562(Top 93%)
25.2M25.20 mi0.35 mi12338+313292+63292+610312(Top 39%)2888(Top 25%)2888(Top 59%)
Finish26.22 mi1.02 mi12143+1953206+863206+868026(Top 30%)1856(Top 16%)1856(Top 38%)

Segment Performance Analysis

10K→15K

0.0 - 3.1 mi

Top 38%
×21story building
+97ft-345ft

Overall

10026

Females

1859

F18-39

1859

5K→10K

3.1 - 6.2 mi

Top 36%
×5story building
+79ft-138ft

Overall

9579

Females

1659

F18-39

1659

10K→15K

6.2 - 9.3 mi

Top 38%
×3story building
+67ft-78ft

Overall

10026

Females

1859

F18-39

1859

15K→20K

9.3 - 12.4 mi

Top 41%
×5story building
+106ft-86ft

Overall

11013

Females

2417

F18-39

2417

20K→Half

12.4 - 13.1 mi

Top 48%
×2story building
+19ft-37ft

Overall

12783

Females

3388

F18-39

3388

Half→25K

13.1 - 15.5 mi

Top 70%
×4story building
+66ft-88ft

Overall

18558

Females

6890

F18-39

6890

25K→30K

15.5 - 18.6 mi

Top 62%
×9story building
+181ft-148ft

Overall

16374

Females

5717

F18-39

5717

30K→20M

18.6 - 20.0 mi

Top 46%
×5story building
+64ft-50ft

Overall

12181

Females

3389

F18-39

3389

20M→21M

20.0 - 21.0 mi

Top 37%
×8story building
+106ft-24ft

Overall

9786

Females

2295

F18-39

2295

21M→35K

21.0 - 21.8 mi

Top 37%
×7story building
+17ft-86ft

Overall

9773

Females

2275

F18-39

2275

35K→23M

21.8 - 23.0 mi

Top 50%
×5story building
+23ft-63ft

Overall

13227

Females

4210

F18-39

4210

23M→24M

23.0 - 24.0 mi

Top 41%
×6story building
+12ft-82ft

Overall

10950

Females

3081

F18-39

3081

24M→40K

24.0 - 24.9 mi

Top 51%
×1story
+6ft-20ft

Overall

13641

Females

4562

F18-39

4562

40K→25.2M

24.9 - 25.2 mi

Top 39%
×1story
+13ft-16ft

Overall

10312

Females

2888

F18-39

2888

25.2M→Finish

25.2 - 26.2 mi

Top 30%
×2story building
+22ft-21ft

Overall

8026

Females

1856

F18-39

1856

Passing Analysis

Category:
Athletes Passed
1538
Passed By
4023
Net Change
-2487
SegmentAthletes PassedPassed ByNet ChangeStart RankEnd Rank
Start → 5K----#9656
5K → 10K344249+95#9656#9561
10K → 15K123234-111#9561#9672
15K → 20K74411-338#9672#10010
20K → Half5138-134#10010#10144
Half → 25K61586-1580#10144#11724
25K → 30K281061-1033#11724#12757
30K → 20M14655+91#12757#12666
20M → 21M22812+216#12666#12450
21M → 35K1089+99#12450#12351
35K → 23M71128-57#12351#12408
23M → 24M10319+84#12408#12324
24M → 40K4893-45#12324#12369
40K → 25.2M4716+31#12369#12338
25.2M → Finish20712+195#12338#12143
TOTALS15384023-2487
📊

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