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BOSTON MARATHON 2023

Amanda Dal-Prá Martins

Bib: 18180•F

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
7:56/mi
24:40
↑ 97↓ 3451.5%
10K· 6.21 mi
7:44/mi
48:42
↑ 79↓ 1380.4%
15K· 9.32 mi
7:50/mi
1:13:02
↑ 67↓ 78
20K· 12.43 mi
8:00/mi
1:37:54
↑ 106↓ 860.1%
Half· 13.11 mi
7:50/mi
1:43:15
↑ 19↓ 370.5%
25K· 15.53 mi
8:04/mi
2:02:48
↑ 66↓ 880.2%
30K· 18.64 mi
8:18/mi
2:28:34
↑ 181↓ 1480.2%
20M
8:09/mi
2:39:39
↑ 64↓ 500.2%
21M
8:43/mi
2:48:22
↑ 106↓ 241.6%
35K· 21.75 mi
7:51/mi
2:54:14
↑ 17↓ 861.7%
23M
7:58/mi
3:04:12
↑ 23↓ 630.6%
24M
7:51/mi
3:12:03
↓ 821.3%
40K· 24.85 mi
7:56/mi
3:18:50
↓ 200.3%
25.2M
8:22/mi
3:21:43
↑ 13↓ 160.2%
Finish· 26.22 mi
7:44/mi
3:29:36
↑ 22↓ 21

The Course

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Half Splits

1st Half· via HalfFaster
Distance13.11 mi
Time1:43:15
Pace7:53 /mi
2nd Half
Distance13.11 mi
Time1:46:21
Pace8:07 /mi
📊Positive Split: 3.0% slower second half

Checkpoint Splits

CheckpointDistanceTime of DayTimeAvg PaceSegment TimeSegment PaceDiff
5K
3.11 mi11:16:0024:407:5624:40
7:56
-
10K
6.21 mi11:40:0248:427:5024:02
7:44
-0:12
15K
9.32 mi12:04:221:13:027:5024:20
7:50
+0:06
20K
12.43 mi12:29:141:37:547:5324:52
8:00
+0:10
Half
13.11 mi12:34:351:43:157:535:21
7:50
-0:10
25K
15.53 mi12:54:082:02:487:5419:33
8:04
+0:14
30K
18.64 mi13:19:542:28:347:5825:46
8:18
+0:14
20M
20.00 mi13:30:592:39:397:5911:05
8:09
-0:09
21M
21.00 mi13:39:422:48:228:018:43
8:43
+0:34
35K
21.75 mi13:45:342:54:148:015:52
7:51
-0:52
23M
23.00 mi13:55:323:04:128:019:58
7:58
+0:07
24M
24.00 mi14:03:233:12:038:007:51
7:51
-0:07
40K
24.85 mi14:10:103:18:508:006:47
7:56
+0:05
25.2M
25.20 mi14:13:033:21:438:002:53
8:22
+0:26
Finish
26.22 mi14:20:563:29:368:007:53
7:44
-0:38

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

7:44 /mi

Average Pace

8:00 /mi

Slowest Pace

8:43 /mi

Loading chart...
Fastest
Middle
Slowest
Average

📊Segments

Segment Time Comparison

Time at Faster Pace

3:20:53

96% of race

Time at Steady Pace

8:43

4% of race

Time at Slower Pace

0:00

0% 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 mi11:16:0024:407:5624:40
7:56
#13588
10K
6.21 mi11:40:0248:427:5024:02
7:44
#13059
15K
9.32 mi12:04:221:13:027:5024:20
7:50
#13007
20K
12.43 mi12:29:141:37:547:5324:52
8:00
#13109
Half
13.11 mi12:34:351:43:157:535:21
7:50
#13100
25K
15.53 mi12:54:082:02:487:5419:33
8:04
#13092
30K
18.64 mi13:19:542:28:347:5825:46
8:18
#13064
20M
20.00 mi13:30:592:39:397:5911:05
8:09
#12902
21M
21.00 mi13:39:422:48:228:018:43
8:43
#12803
35K
21.75 mi13:45:342:54:148:015:52
7:51
#12707
23M
23.00 mi13:55:323:04:128:019:58
7:58
#12506
24M
24.00 mi14:03:233:12:038:007:51
7:51
#12392
40K
24.85 mi14:10:103:18:508:006:47
7:56
#12285
25.2M
25.20 mi14:13:033:21:438:002:53
8:22
#12218
Finish
26.22 mi14:20:563:29:368:007:53
7:44
#12124
Faster pace
Steady pace
Slower pace

Checkpoint and Segment Rankings

CheckpointDistanceSeg. DistOverallFemalesF18-39Seg. OverallSeg. FemalesSeg. F18-39
5K3.11 mi3.11 mi135883771377112991(Top 49%)3469(Top 30%)3469(Top 71%)
10K6.21 mi3.10 mi13059+5293480+2913480+29112565(Top 47%)3185(Top 28%)3185(Top 65%)
15K9.32 mi3.11 mi13007+523461+193461+1912991(Top 49%)3469(Top 30%)3469(Top 71%)
20K12.43 mi3.11 mi13109-1023550-893550-8913464(Top 51%)3797(Top 33%)3797(Top 78%)
Half13.11 mi0.68 mi13100+93541+93541+913140(Top 49%)3574(Top 31%)3574(Top 73%)
25K15.53 mi2.42 mi13092+83543-23543-213251(Top 50%)3772(Top 33%)3772(Top 77%)
30K18.64 mi3.11 mi13064+283590-473590-4712991(Top 49%)3750(Top 33%)3750(Top 77%)
20M20.00 mi1.36 mi12902+1623512+783512+7811417(Top 43%)2952(Top 26%)2952(Top 60%)
21M21.00 mi1.00 mi12803+993477+353477+3511784(Top 44%)3290(Top 29%)3290(Top 67%)
35K21.75 mi0.75 mi12707+963432+453432+4511008(Top 41%)2885(Top 25%)2885(Top 59%)
23M23.00 mi1.25 mi12506+2013332+1003332+1009520(Top 36%)2285(Top 20%)2285(Top 47%)
24M24.00 mi1.00 mi12392+1143290+423290+4210194(Top 38%)2687(Top 24%)2687(Top 55%)
40K24.85 mi0.85 mi12285+1073248+423248+429640(Top 36%)2485(Top 22%)2485(Top 51%)
25.2M25.20 mi0.35 mi12218+673223+253223+258771(Top 33%)2174(Top 19%)2174(Top 45%)
Finish26.22 mi1.02 mi12124+943194+293194+2910241(Top 38%)2818(Top 25%)2818(Top 58%)

Segment Performance Analysis

10K→15K

0.0 - 3.1 mi

Top 49%
×21story building
+97ft-345ft

Overall

12991

Females

3469

F18-39

3469

5K→10K

3.1 - 6.2 mi

Top 47%
×5story building
+79ft-138ft

Overall

12565

Females

3185

F18-39

3185

10K→15K

6.2 - 9.3 mi

Top 49%
×3story building
+67ft-78ft

Overall

12991

Females

3469

F18-39

3469

15K→20K

9.3 - 12.4 mi

Top 51%
×5story building
+106ft-86ft

Overall

13464

Females

3797

F18-39

3797

20K→Half

12.4 - 13.1 mi

Top 49%
×2story building
+19ft-37ft

Overall

13140

Females

3574

F18-39

3574

Half→25K

13.1 - 15.5 mi

Top 50%
×4story building
+66ft-88ft

Overall

13251

Females

3772

F18-39

3772

25K→30K

15.5 - 18.6 mi

Top 49%
×9story building
+181ft-148ft

Overall

12991

Females

3750

F18-39

3750

30K→20M

18.6 - 20.0 mi

Top 43%
×5story building
+64ft-50ft

Overall

11417

Females

2952

F18-39

2952

20M→21M

20.0 - 21.0 mi

Top 44%
×8story building
+106ft-24ft

Overall

11784

Females

3290

F18-39

3290

21M→35K

21.0 - 21.8 mi

Top 41%
×7story building
+17ft-86ft

Overall

11008

Females

2885

F18-39

2885

35K→23M

21.8 - 23.0 mi

Top 36%
×5story building
+23ft-63ft

Overall

9520

Females

2285

F18-39

2285

23M→24M

23.0 - 24.0 mi

Top 38%
×6story building
+12ft-82ft

Overall

10194

Females

2687

F18-39

2687

24M→40K

24.0 - 24.9 mi

Top 36%
×1story
+6ft-20ft

Overall

9640

Females

2485

F18-39

2485

40K→25.2M

24.9 - 25.2 mi

Top 33%
×1story
+13ft-16ft

Overall

8771

Females

2174

F18-39

2174

25.2M→Finish

25.2 - 26.2 mi

Top 38%
×2story building
+22ft-21ft

Overall

10241

Females

2818

F18-39

2818

Passing Analysis

Category:
Athletes Passed
2526
Passed By
1062
Net Change
+1464
SegmentAthletes PassedPassed ByNet ChangeStart RankEnd Rank
Start → 5K----#13588
5K → 10K649120+529#13588#13059
10K → 15K239187+52#13059#13007
15K → 20K139241-102#13007#13109
20K → Half4031+9#13109#13100
Half → 25K152144+8#13100#13092
25K → 30K201173+28#13092#13064
30K → 20M18523+162#13064#12902
20M → 21M14849+99#12902#12803
21M → 35K10913+96#12803#12707
35K → 23M2098+201#12707#12506
23M → 24M12612+114#12506#12392
24M → 40K12114+107#12392#12285
40K → 25.2M736+67#12285#12218
25.2M → Finish13541+94#12218#12124
TOTALS25261062+1464
📊

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