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BOSTON MARATHON 2023

Vania Nascimento

Bib: 21605•F

0:00
0:00
/ mi
Masters
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Overall
#0 / 26622
Gender (Female)
#0 / 11423
Masters (Masters Women)
#0 / 6539
Top 40%
Division (F50-54)
#0 / 1207
Top 33%
Race Day Weather
49°/39°F
light intensity drizzle

⏱️ Race Timeline

Start
0:00:00
Race begins
5K· 3.11 mi
25:54
Rank: #16403
Start → 5K
25:54 | 8:20/mi
10K· 6.21 mi
51:27
Rank: #16367 (+36)
5K → 10K
25:33 | 8:13/mi
15K· 9.32 mi
1:17:11
Rank: #16379 (-12)
10K → 15K
25:44 | 8:17/mi
20K· 12.43 mi
1:43:40
Rank: #16571 (-192)
15K → 20K
26:29 | 8:31/mi
Half· 13.11 mi
1:49:24
Rank: #16603 (-32)
20K → Half
5:44 | 8:24/mi
25K· 15.53 mi
2:10:20
Rank: #16670 (-67)
Half → 25K
20:56 | 8:38/mi
30K· 18.64 mi
2:37:56
Rank: #16612 (+58)
25K → 30K
27:36 | 8:53/mi
20M
2:49:57
Rank: #16520 (+92)
30K → 20M
12:01 | 8:51/mi
21M
2:59:34
Rank: #16499 (+21)
20M → 21M
9:37 | 9:37/mi
35K· 21.75 mi
3:05:59
Rank: #16455 (+44)
21M → 35K
6:25 | 8:35/mi
23M
3:17:11
Rank: #16409 (+46)
35K → 23M
11:12 | 8:57/mi
24M
3:26:00
Rank: #16411 (-2)
23M → 24M
8:49 | 8:49/mi
40K· 24.85 mi
3:33:44
Rank: #16379 (+32)
24M → 40K
7:44 | 9:03/mi
25.2M
3:37:06
Rank: #16384 (-5)
40K → 25.2M
3:22 | 9:46/mi
Finish· 26.22 mi
3:46:14
Rank: #16448 (-64)
25.2M → Finish
9:08 | 8:58/mi

The Course

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Half Splits

1st Half· via HalfFaster
Distance13.11 mi
Time1:49:24
Pace8:21 /mi
2nd Half
Distance13.11 mi
Time1:56:50
Pace8:55 /mi
📊Positive Split: 6.8% slower second half

Checkpoint Splits

CheckpointDistanceTime of DayTimeAvg PaceSegment TimeSegment PaceDiff
5K
3.11 mi11:21:3225:548:2025:54
8:20
-
10K
6.21 mi11:47:0551:278:1725:33
8:13
-0:07
15K
9.32 mi12:12:491:17:118:1725:44
8:17
+0:04
20K
12.43 mi12:39:181:43:408:2126:29
8:31
+0:14
Half
13.11 mi12:45:021:49:248:215:44
8:24
-0:07
25K
15.53 mi13:05:582:10:208:2320:56
8:38
+0:14
30K
18.64 mi13:33:342:37:568:2827:36
8:53
+0:15
20M
20.00 mi13:45:352:49:578:3012:01
8:51
-0:02
21M
21.00 mi13:55:122:59:348:339:37
9:37
+0:46
35K
21.75 mi14:01:373:05:598:336:25
8:35
-1:02
23M
23.00 mi14:12:493:17:118:3411:12
8:57
+0:22
24M
24.00 mi14:21:383:26:008:358:49
8:49
-0:08
40K
24.85 mi14:29:223:33:448:367:44
9:03
+0:14
25.2M
25.20 mi14:32:443:37:068:373:22
9:46
+0:43
Finish
26.22 mi14:41:523:46:148:389:08
8:58
-0:48

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

8:13 /mi

Average Pace

8:38 /mi

Slowest Pace

9:46 /mi

Loading chart...
Fastest
Middle
Slowest
Average

📊Segments

Segment Time Comparison

Time at Faster Pace

3:25:31

91% of race

Time at Steady Pace

17:21

8% of race

Time at Slower Pace

3:22

1% of race

Average Pace: 8:38 /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 mi11:21:3225:548:2025:54
8:20
#16403
10K
6.21 mi11:47:0551:278:1725:33
8:13
#16367
15K
9.32 mi12:12:491:17:118:1725:44
8:17
#16379
20K
12.43 mi12:39:181:43:408:2126:29
8:31
#16571
Half
13.11 mi12:45:021:49:248:215:44
8:24
#16603
25K
15.53 mi13:05:582:10:208:2320:56
8:38
#16670
30K
18.64 mi13:33:342:37:568:2827:36
8:53
#16612
20M
20.00 mi13:45:352:49:578:3012:01
8:51
#16520
21M
21.00 mi13:55:122:59:348:339:37
9:37
#16499
35K
21.75 mi14:01:373:05:598:336:25
8:35
#16455
23M
23.00 mi14:12:493:17:118:3411:12
8:57
#16409
24M
24.00 mi14:21:383:26:008:358:49
8:49
#16411
40K
24.85 mi14:29:223:33:448:367:44
9:03
#16379
25.2M
25.20 mi14:32:443:37:068:373:22
9:46
#16384
Finish
26.22 mi14:41:523:46:148:389:08
8:58
#16448
Faster pace
Steady pace
Slower pace

Checkpoint and Segment Rankings

CheckpointDistanceSeg. DistOverallFemalesF50-54Seg. OverallSeg. FemalesSeg. F50-54
5K3.11 mi3.11 mi164035538553816443(Top 62%)5562(Top 49%)5562(Top 461%)
10K6.21 mi3.10 mi16367+365505+335505+3316439(Top 62%)5538(Top 48%)5538(Top 459%)
15K9.32 mi3.11 mi16379-125515-105515-1016443(Top 62%)5562(Top 49%)5562(Top 461%)
20K12.43 mi3.11 mi16571-1925661-1465661-14617020(Top 64%)5935(Top 52%)5935(Top 492%)
Half13.11 mi0.68 mi16603-325684-235684-2317189(Top 65%)6005(Top 53%)6005(Top 498%)
25K15.53 mi2.42 mi16670-675744-605744-6017012(Top 64%)6012(Top 53%)6012(Top 498%)
30K18.64 mi3.11 mi16612+585756-125756-1216571(Top 62%)5825(Top 51%)5825(Top 483%)
20M20.00 mi1.36 mi16520+925710+465710+4615689(Top 59%)5388(Top 47%)5388(Top 446%)
21M21.00 mi1.00 mi16499+215708+25708+216517(Top 62%)5921(Top 52%)5921(Top 491%)
35K21.75 mi0.75 mi16455+445691+175691+1715769(Top 59%)5564(Top 49%)5564(Top 461%)
23M23.00 mi1.25 mi16409+465677+145677+1415785(Top 59%)5623(Top 49%)5623(Top 466%)
24M24.00 mi1.00 mi16411-25698-215698-2116309(Top 61%)5972(Top 52%)5972(Top 495%)
40K24.85 mi0.85 mi16379+325703-55703-516412(Top 62%)6085(Top 53%)6085(Top 504%)
25.2M25.20 mi0.35 mi16384-55713-105713-1016413(Top 62%)6107(Top 53%)6107(Top 506%)
Finish26.22 mi1.02 mi16448-645755-425755-4217802(Top 67%)6806(Top 60%)6806(Top 564%)

Segment Performance Analysis

10K→15K

0.0 - 3.1 mi

Top 62%
×21stories
+97ft-345ft

Overall

16443

Females

5562

F50-54

5562

5K→10K

3.1 - 6.2 mi

Top 62%
×5stories
+79ft-138ft

Overall

16439

Females

5538

F50-54

5538

10K→15K

6.2 - 9.3 mi

Top 62%
×3stories
+67ft-78ft

Overall

16443

Females

5562

F50-54

5562

15K→20K

9.3 - 12.4 mi

Top 64%
×5stories
+106ft-86ft

Overall

17020

Females

5935

F50-54

5935

20K→Half

12.4 - 13.1 mi

Top 65%
×2stories
+19ft-37ft

Overall

17189

Females

6005

F50-54

6005

Half→25K

13.1 - 15.5 mi

Top 64%
×4stories
+66ft-88ft

Overall

17012

Females

6012

F50-54

6012

25K→30K

15.5 - 18.6 mi

Top 62%
×9stories
+181ft-148ft

Overall

16571

Females

5825

F50-54

5825

30K→20M

18.6 - 20.0 mi

Top 59%
×5stories
+64ft-50ft

Overall

15689

Females

5388

F50-54

5388

20M→21M

20.0 - 21.0 mi

Top 62%
×8stories
+106ft-24ft

Overall

16517

Females

5921

F50-54

5921

21M→35K

21.0 - 21.8 mi

Top 59%
×7stories
+17ft-86ft

Overall

15769

Females

5564

F50-54

5564

35K→23M

21.8 - 23.0 mi

Top 59%
×5stories
+23ft-63ft

Overall

15785

Females

5623

F50-54

5623

23M→24M

23.0 - 24.0 mi

Top 61%
×6stories
+12ft-82ft

Overall

16309

Females

5972

F50-54

5972

24M→40K

24.0 - 24.9 mi

Top 62%
×1story
+6ft-20ft

Overall

16412

Females

6085

F50-54

6085

40K→25.2M

24.9 - 25.2 mi

Top 62%
×1story
+13ft-16ft

Overall

16413

Females

6107

F50-54

6107

25.2M→Finish

25.2 - 26.2 mi

Top 67%
×2stories
+22ft-21ft

Overall

17802

Females

6806

F50-54

6806

Passing Analysis

Category:
Athletes Passed
1568
Passed By
1613
Net Change
-45
SegmentAthletes PassedPassed ByNet ChangeStart RankEnd Rank
Start → 5K----#16403
5K → 10K306270+36#16403#16367
10K → 15K190202-12#16367#16379
15K → 20K111303-192#16379#16571
20K → Half2153-32#16571#16603
Half → 25K116183-67#16603#16670
25K → 30K205147+58#16670#16612
30K → 20M13543+92#16612#16520
20M → 21M8968+21#16520#16499
21M → 35K7026+44#16499#16455
35K → 23M10458+46#16455#16409
23M → 24M6769-2#16409#16411
24M → 40K8654+32#16411#16379
40K → 25.2M2631-5#16379#16384
25.2M → Finish42106-64#16384#16448
TOTALS15681613-45
📊

Passing Visuals

Category:
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🔥Passing Intensity

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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