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BOSTON MARATHON 2023

Amanda Walker

Bib: 16932•F

NH

0:00
0:00
/ mi
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Overall
#0 / 26622
Gender (Female)
#0 / 11423
Top 34%
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
8:07/mi
25:14
↑ 97↓ 3451.5%
10K· 6.21 mi
8:08/mi
50:29
↑ 79↓ 1380.4%
15K· 9.32 mi
8:08/mi
1:15:45
↑ 67↓ 78
20K· 12.43 mi
8:02/mi
1:40:42
↑ 106↓ 860.1%
Half· 13.11 mi
7:48/mi
1:46:01
↑ 19↓ 370.5%
25K· 15.53 mi
8:04/mi
2:05:35
↑ 66↓ 880.2%
30K· 18.64 mi
8:16/mi
2:31:16
↑ 181↓ 1480.2%
20M
8:16/mi
2:42:30
↑ 64↓ 500.2%
21M
8:38/mi
2:51:08
↑ 106↓ 241.6%
35K· 21.75 mi
8:08/mi
2:57:13
↑ 17↓ 861.7%
23M
8:20/mi
3:07:39
↑ 23↓ 630.6%
24M
8:09/mi
3:15:48
↓ 821.3%
40K· 24.85 mi
8:18/mi
3:22:54
↓ 200.3%
25.2M
8:48/mi
3:25:56
↑ 13↓ 160.2%
Finish· 26.22 mi
7:57/mi
3:34:02
↑ 22↓ 21

The Course

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Half Splits

1st Half· via HalfFaster
Distance13.11 mi
Time1:46:01
Pace8:05 /mi
2nd Half
Distance13.11 mi
Time1:48:01
Pace8:14 /mi
📊Positive Split: 1.9% slower second half

Checkpoint Splits

CheckpointDistanceTime of DayTimeAvg PaceSegment TimeSegment PaceDiff
5K
3.11 mi11:15:1725:148:0725:14
8:07
-
10K
6.21 mi11:40:3250:298:0725:15
8:08
+0:01
15K
9.32 mi12:05:481:15:458:0825:16
8:08
0:00
20K
12.43 mi12:30:451:40:428:0624:57
8:02
-0:06
Half
13.11 mi12:36:041:46:018:055:19
7:48
-0:14
25K
15.53 mi12:55:382:05:358:0519:34
8:04
+0:16
30K
18.64 mi13:21:192:31:168:0725:41
8:16
+0:12
20M
20.00 mi13:32:332:42:308:0711:14
8:16
0:00
21M
21.00 mi13:41:112:51:088:098:38
8:38
+0:22
35K
21.75 mi13:47:162:57:138:096:05
8:08
-0:30
23M
23.00 mi13:57:423:07:398:1010:26
8:20
+0:12
24M
24.00 mi14:05:513:15:488:108:09
8:09
-0:11
40K
24.85 mi14:12:573:22:548:107:06
8:18
+0:09
25.2M
25.20 mi14:15:593:25:568:103:02
8:48
+0:30
Finish
26.22 mi14:24:053:34:028:108:06
7:57
-0:51

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

7:48 /mi

Average Pace

8:10 /mi

Slowest Pace

8:48 /mi

Loading chart...
Fastest
Middle
Slowest
Average

📊Segments

Segment Time Comparison

Time at Faster Pace

3:22:22

95% of race

Time at Steady Pace

11:40

5% of race

Time at Slower Pace

0:00

0% of race

Average Pace: 8:10 /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 mi11:15:1725:148:0725:14
8:07
#14881
10K
6.21 mi11:40:3250:298:0725:15
8:08
#15281
15K
9.32 mi12:05:481:15:458:0825:16
8:08
#15321
20K
12.43 mi12:30:451:40:428:0624:57
8:02
#14885
Half
13.11 mi12:36:041:46:018:055:19
7:48
#14790
25K
15.53 mi12:55:382:05:358:0519:34
8:04
#14535
30K
18.64 mi13:21:192:31:168:0725:41
8:16
#14210
20M
20.00 mi13:32:332:42:308:0711:14
8:16
#14046
21M
21.00 mi13:41:112:51:088:098:38
8:38
#13841
35K
21.75 mi13:47:162:57:138:096:05
8:08
#13794
23M
23.00 mi13:57:423:07:398:1010:26
8:20
#13654
24M
24.00 mi14:05:513:15:488:108:09
8:09
#13564
40K
24.85 mi14:12:573:22:548:107:06
8:18
#13482
25.2M
25.20 mi14:15:593:25:568:103:02
8:48
#13424
Finish
26.22 mi14:24:053:34:028:108:06
7:57
#13347
Faster pace
Steady pace
Slower pace

Checkpoint and Segment Rankings

CheckpointDistanceSeg. DistOverallFemalesF18-39Seg. OverallSeg. FemalesSeg. F18-39
5K3.11 mi3.11 mi148814567456715378(Top 58%)4892(Top 43%)4892(Top 100%)
10K6.21 mi3.10 mi15281-4004822-2554822-25515723(Top 59%)5090(Top 45%)5090(Top 104%)
15K9.32 mi3.11 mi15321-404865-434865-4315378(Top 58%)4892(Top 43%)4892(Top 100%)
20K12.43 mi3.11 mi14885+4364608+2574608+25713702(Top 51%)3936(Top 34%)3936(Top 81%)
Half13.11 mi0.68 mi14790+954549+594549+5912755(Top 48%)3361(Top 29%)3361(Top 69%)
25K15.53 mi2.42 mi14535+2554421+1284421+12813315(Top 50%)3813(Top 33%)3813(Top 78%)
30K18.64 mi3.11 mi14210+3254267+1544267+15412815(Top 48%)3646(Top 32%)3646(Top 75%)
20M20.00 mi1.36 mi14046+1644193+744193+7412171(Top 46%)3379(Top 30%)3379(Top 69%)
21M21.00 mi1.00 mi13841+2054077+1164077+11611301(Top 42%)3040(Top 27%)3040(Top 62%)
35K21.75 mi0.75 mi13794+474069+84069+813034(Top 49%)4020(Top 35%)4020(Top 82%)
23M23.00 mi1.25 mi13654+1404011+584011+5812160(Top 46%)3610(Top 32%)3610(Top 74%)
24M24.00 mi1.00 mi13564+903977+343977+3412285(Top 46%)3745(Top 33%)3745(Top 77%)
40K24.85 mi0.85 mi13482+823950+273950+2712111(Top 45%)3736(Top 33%)3736(Top 76%)
25.2M25.20 mi0.35 mi13424+583929+213929+2111404(Top 43%)3416(Top 30%)3416(Top 70%)
Finish26.22 mi1.02 mi13347+773902+273902+2711770(Top 44%)3590(Top 31%)3590(Top 74%)

Segment Performance Analysis

10K→15K

0.0 - 3.1 mi

Top 58%
×21story building
+97ft-345ft

Overall

15378

Females

4892

F18-39

4892

5K→10K

3.1 - 6.2 mi

Top 59%
×5story building
+79ft-138ft

Overall

15723

Females

5090

F18-39

5090

10K→15K

6.2 - 9.3 mi

Top 58%
×3story building
+67ft-78ft

Overall

15378

Females

4892

F18-39

4892

15K→20K

9.3 - 12.4 mi

Top 51%
×5story building
+106ft-86ft

Overall

13702

Females

3936

F18-39

3936

20K→Half

12.4 - 13.1 mi

Top 48%
×2story building
+19ft-37ft

Overall

12755

Females

3361

F18-39

3361

Half→25K

13.1 - 15.5 mi

Top 50%
×4story building
+66ft-88ft

Overall

13315

Females

3813

F18-39

3813

25K→30K

15.5 - 18.6 mi

Top 48%
×9story building
+181ft-148ft

Overall

12815

Females

3646

F18-39

3646

30K→20M

18.6 - 20.0 mi

Top 46%
×5story building
+64ft-50ft

Overall

12171

Females

3379

F18-39

3379

20M→21M

20.0 - 21.0 mi

Top 42%
×8story building
+106ft-24ft

Overall

11301

Females

3040

F18-39

3040

21M→35K

21.0 - 21.8 mi

Top 49%
×7story building
+17ft-86ft

Overall

13034

Females

4020

F18-39

4020

35K→23M

21.8 - 23.0 mi

Top 46%
×5story building
+23ft-63ft

Overall

12160

Females

3610

F18-39

3610

23M→24M

23.0 - 24.0 mi

Top 46%
×6story building
+12ft-82ft

Overall

12285

Females

3745

F18-39

3745

24M→40K

24.0 - 24.9 mi

Top 45%
×1story
+6ft-20ft

Overall

12111

Females

3736

F18-39

3736

40K→25.2M

24.9 - 25.2 mi

Top 43%
×1story
+13ft-16ft

Overall

11404

Females

3416

F18-39

3416

25.2M→Finish

25.2 - 26.2 mi

Top 44%
×2story building
+22ft-21ft

Overall

11770

Females

3590

F18-39

3590

Passing Analysis

Category:
Athletes Passed
2576
Passed By
1042
Net Change
+1534
SegmentAthletes PassedPassed ByNet ChangeStart RankEnd Rank
Start → 5K----#14881
5K → 10K148548-400#14881#15281
10K → 15K167207-40#15281#15321
15K → 20K46529+436#15321#14885
20K → Half983+95#14885#14790
Half → 25K28934+255#14790#14535
25K → 30K36944+325#14535#14210
30K → 20M18117+164#14210#14046
20M → 21M21914+205#14046#13841
21M → 35K7427+47#13841#13794
35K → 23M16323+140#13794#13654
23M → 24M11727+90#13654#13564
24M → 40K10826+82#13564#13482
40K → 25.2M6911+58#13482#13424
25.2M → Finish10932+77#13424#13347
TOTALS25761042+1534
📊

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