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BOSTON MARATHON 2023

Vivian La Barreda

Bib: 19667•F

CA

0:00
0:00
/ mi
Masters
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Overall
#0 / 26622
Gender (Female)
#0 / 11423
Masters (Masters Women)
#0 / 6539
Division (F45-49)
#0 / 1817
Race Day Weather
49°/39°F
light intensity drizzle

⏱️ Race Timeline

Start
0:00:00
Race begins
5K· 3.11 mi
29:57
Rank: #22497
Start → 5K
29:57 | 9:38/mi
10K· 6.21 mi
1:02:09
Rank: #23629 (-1132)
5K → 10K
32:12 | 10:22/mi
15K· 9.32 mi
1:30:32
Rank: #22924 (+705)
10K → 15K
28:23 | 9:08/mi
20K· 12.43 mi
2:03:22
Rank: #23272 (-348)
15K → 20K
32:50 | 10:34/mi
Half· 13.11 mi
2:09:41
Rank: #23165 (+107)
20K → Half
6:19 | 9:16/mi
25K· 15.53 mi
2:32:57
Rank: #22839 (+326)
Half → 25K
23:16 | 9:36/mi
30K· 18.64 mi
3:04:15
Rank: #22530 (+309)
25K → 30K
31:18 | 10:04/mi
20M
3:16:54
Rank: #22273 (+257)
30K → 20M
12:39 | 9:19/mi
21M
3:27:16
Rank: #22113 (+160)
20M → 21M
10:22 | 10:22/mi
35K· 21.75 mi
3:33:56
Rank: #21996 (+117)
21M → 35K
6:40 | 8:55/mi
23M
3:45:37
Rank: #21774 (+222)
35K → 23M
11:41 | 9:20/mi
24M
3:54:16
Rank: #21563 (+211)
23M → 24M
8:39 | 8:39/mi
40K· 24.85 mi
4:01:34
Rank: #21336 (+227)
24M → 40K
7:18 | 8:32/mi
25.2M
4:04:52
Rank: #21257 (+79)
40K → 25.2M
3:18 | 9:34/mi
Finish· 26.22 mi
4:13:26
Rank: #21081 (+176)
25.2M → Finish
8:34 | 8:24/mi

The Course

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Half Splits

1st Half· via Half
Distance13.11 mi
Time2:09:41
Pace9:54 /mi
2nd Half✓ Faster
Distance13.11 mi
Time2:03:45
Pace9:26 /mi
📊Negative Split: 4.6% faster second half

Checkpoint Splits

CheckpointDistanceTime of DayTimeAvg PaceSegment TimeSegment PaceDiff
5K
3.11 mi11:24:5629:579:3829:57
9:38
-
10K
6.21 mi11:57:081:02:0910:0032:12
10:22
+0:44
15K
9.32 mi12:25:311:30:329:4328:23
9:08
-1:14
20K
12.43 mi12:58:212:03:229:5632:50
10:34
+1:26
Half
13.11 mi13:04:402:09:419:546:19
9:16
-1:18
25K
15.53 mi13:27:562:32:579:5123:16
9:36
+0:20
30K
18.64 mi13:59:143:04:159:5331:18
10:04
+0:28
20M
20.00 mi14:11:533:16:549:5112:39
9:19
-0:45
21M
21.00 mi14:22:153:27:169:5210:22
10:22
+1:03
35K
21.75 mi14:28:553:33:569:506:40
8:55
-1:27
23M
23.00 mi14:40:363:45:379:4911:41
9:20
+0:25
24M
24.00 mi14:49:153:54:169:468:39
8:39
-0:41
40K
24.85 mi14:56:334:01:349:437:18
8:32
-0:07
25.2M
25.20 mi14:59:514:04:529:433:18
9:34
+1:02
Finish
26.22 mi15:08:254:13:269:408:34
8:24
-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

8:24 /mi

Average Pace

9:40 /mi

Slowest Pace

10:34 /mi

Loading chart...
Fastest
Middle
Slowest
Average

📊Segments

Segment Time Comparison

Time at Faster Pace

31:11

12% of race

Time at Steady Pace

1:55:33

46% of race

Time at Slower Pace

1:46:42

42% of race

Average Pace: 9:40 /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 mi11:24:5629:579:3829:57
9:38
#22497
10K
6.21 mi11:57:081:02:0910:0032:12
10:22
#23629
15K
9.32 mi12:25:311:30:329:4328:23
9:08
#22924
20K
12.43 mi12:58:212:03:229:5632:50
10:34
#23272
Half
13.11 mi13:04:402:09:419:546:19
9:16
#23165
25K
15.53 mi13:27:562:32:579:5123:16
9:36
#22839
30K
18.64 mi13:59:143:04:159:5331:18
10:04
#22530
20M
20.00 mi14:11:533:16:549:5112:39
9:19
#22273
21M
21.00 mi14:22:153:27:169:5210:22
10:22
#22113
35K
21.75 mi14:28:553:33:569:506:40
8:55
#21996
23M
23.00 mi14:40:363:45:379:4911:41
9:20
#21774
24M
24.00 mi14:49:153:54:169:468:39
8:39
#21563
40K
24.85 mi14:56:334:01:349:437:18
8:32
#21336
25.2M
25.20 mi14:59:514:04:529:433:18
9:34
#21257
Finish
26.22 mi15:08:254:13:269:408:34
8:24
#21081
Faster pace
Steady pace
Slower pace

Checkpoint and Segment Rankings

CheckpointDistanceSeg. DistOverallFemalesF45-49Seg. OverallSeg. FemalesSeg. F45-49
5K3.11 mi3.11 mi224979132913221098(Top 79%)8290(Top 73%)8290(Top 456%)
10K6.21 mi3.10 mi23629-11329692-5609692-56024422(Top 92%)10126(Top 89%)10126(Top 557%)
15K9.32 mi3.11 mi22924+7059313+3799313+37921098(Top 79%)8290(Top 73%)8290(Top 456%)
20K12.43 mi3.11 mi23272-3489495-1829495-18223954(Top 90%)9875(Top 86%)9875(Top 543%)
Half13.11 mi0.68 mi23165+1079438+579438+5721383(Top 80%)8455(Top 74%)8455(Top 465%)
25K15.53 mi2.42 mi22839+3269275+1639275+16321130(Top 79%)8338(Top 73%)8338(Top 459%)
30K18.64 mi3.11 mi22530+3099144+1319144+13121228(Top 80%)8478(Top 74%)8478(Top 467%)
20M20.00 mi1.36 mi22273+2578997+1478997+14718088(Top 68%)6794(Top 59%)6794(Top 374%)
21M21.00 mi1.00 mi22113+1608922+758922+7519213(Top 72%)7470(Top 65%)7470(Top 411%)
35K21.75 mi0.75 mi21996+1178858+648858+6417562(Top 66%)6604(Top 58%)6604(Top 363%)
23M23.00 mi1.25 mi21774+2228755+1038755+10317691(Top 66%)6689(Top 59%)6689(Top 368%)
24M24.00 mi1.00 mi21563+2118647+1088647+10815419(Top 58%)5500(Top 48%)5500(Top 303%)
40K24.85 mi0.85 mi21336+2278532+1158532+11513639(Top 51%)4560(Top 40%)4560(Top 251%)
25.2M25.20 mi0.35 mi21257+798494+388494+3815626(Top 59%)5687(Top 50%)5687(Top 313%)
Finish26.22 mi1.02 mi21081+1768417+778417+7714839(Top 56%)5188(Top 45%)5188(Top 286%)

Segment Performance Analysis

10K→15K

0.0 - 3.1 mi

Top 79%
×21stories
+97ft-345ft

Overall

21098

Females

8290

F45-49

8290

5K→10K

3.1 - 6.2 mi

Top 92%
×5stories
+79ft-138ft

Overall

24422

Females

10126

F45-49

10126

10K→15K

6.2 - 9.3 mi

Top 79%
×3stories
+67ft-78ft

Overall

21098

Females

8290

F45-49

8290

15K→20K

9.3 - 12.4 mi

Top 90%
×5stories
+106ft-86ft

Overall

23954

Females

9875

F45-49

9875

20K→Half

12.4 - 13.1 mi

Top 80%
×2stories
+19ft-37ft

Overall

21383

Females

8455

F45-49

8455

Half→25K

13.1 - 15.5 mi

Top 79%
×4stories
+66ft-88ft

Overall

21130

Females

8338

F45-49

8338

25K→30K

15.5 - 18.6 mi

Top 80%
×9stories
+181ft-148ft

Overall

21228

Females

8478

F45-49

8478

30K→20M

18.6 - 20.0 mi

Top 68%
×5stories
+64ft-50ft

Overall

18088

Females

6794

F45-49

6794

20M→21M

20.0 - 21.0 mi

Top 72%
×8stories
+106ft-24ft

Overall

19213

Females

7470

F45-49

7470

21M→35K

21.0 - 21.8 mi

Top 66%
×7stories
+17ft-86ft

Overall

17562

Females

6604

F45-49

6604

35K→23M

21.8 - 23.0 mi

Top 66%
×5stories
+23ft-63ft

Overall

17691

Females

6689

F45-49

6689

23M→24M

23.0 - 24.0 mi

Top 58%
×6stories
+12ft-82ft

Overall

15419

Females

5500

F45-49

5500

24M→40K

24.0 - 24.9 mi

Top 51%
×1story
+6ft-20ft

Overall

13639

Females

4560

F45-49

4560

40K→25.2M

24.9 - 25.2 mi

Top 59%
×1story
+13ft-16ft

Overall

15626

Females

5687

F45-49

5687

25.2M→Finish

25.2 - 26.2 mi

Top 56%
×2stories
+22ft-21ft

Overall

14839

Females

5188

F45-49

5188

Passing Analysis

Category:
Athletes Passed
2975
Passed By
1559
Net Change
+1416
SegmentAthletes PassedPassed ByNet ChangeStart RankEnd Rank
Start → 5K----#22497
5K → 10K111143-1132#22497#23629
10K → 15K7061+705#23629#22924
15K → 20K39387-348#22924#23272
20K → Half1092+107#23272#23165
Half → 25K3293+326#23165#22839
25K → 30K32516+309#22839#22530
30K → 20M2570+257#22530#22273
20M → 21M1633+160#22273#22113
21M → 35K1170+117#22113#21996
35K → 23M2242+222#21996#21774
23M → 24M2110+211#21774#21563
24M → 40K2281+227#21563#21336
40K → 25.2M801+79#21336#21257
25.2M → Finish1760+176#21257#21081
TOTALS29751559+1416
📊

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