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BOSTON MARATHON 2023

Alessandra Diniz

Bib: 13188•F

0:00
0:00
/ mi
Masters
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Overall
#0 / 26622
Top 29%
Gender (Female)
#0 / 11423
Top 10%
Masters (Masters Women)
#0 / 6539
Top 4%
Division (F40-44)
#0 / 1878
Top 8%
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
7:21/mi
22:50
↑ 97↓ 3451.5%
10K· 6.21 mi
7:08/mi
45:00
↑ 79↓ 1380.4%
15K· 9.32 mi
7:09/mi
1:07:13
↑ 67↓ 78
20K· 12.43 mi
7:13/mi
1:29:37
↑ 106↓ 860.1%
Half· 13.11 mi
7:05/mi
1:34:27
↑ 19↓ 370.5%
25K· 15.53 mi
7:16/mi
1:52:05
↑ 66↓ 880.2%
30K· 18.64 mi
7:31/mi
2:15:26
↑ 181↓ 1480.2%
20M
7:38/mi
2:25:48
↑ 64↓ 500.2%
21M
8:11/mi
2:33:59
↑ 106↓ 241.6%
35K· 21.75 mi
7:32/mi
2:39:37
↑ 17↓ 861.7%
23M
7:59/mi
2:49:37
↑ 23↓ 630.6%
24M
7:49/mi
2:57:26
↓ 821.3%
40K· 24.85 mi
7:56/mi
3:04:13
↓ 200.3%
25.2M
8:48/mi
3:07:15
↑ 13↓ 160.2%
Finish· 26.22 mi
7:53/mi
3:15:17
↑ 22↓ 21

The Course

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Half Splits

1st Half· via HalfFaster
Distance13.11 mi
Time1:34:27
Pace7:12 /mi
2nd Half
Distance13.11 mi
Time1:40:50
Pace7:42 /mi
📊Positive Split: 6.8% slower second half

Checkpoint Splits

CheckpointDistanceTime of DayTimeAvg PaceSegment TimeSegment PaceDiff
5K
3.11 mi10:52:0922:507:2122:50
7:21
-
10K
6.21 mi11:14:1945:007:1522:10
7:08
-0:13
15K
9.32 mi11:36:321:07:137:1322:13
7:09
+0:01
20K
12.43 mi11:58:561:29:377:1322:24
7:13
+0:04
Half
13.11 mi12:03:461:34:277:124:50
7:05
-0:08
25K
15.53 mi12:21:241:52:057:1317:38
7:16
+0:11
30K
18.64 mi12:44:452:15:267:1623:21
7:31
+0:15
20M
20.00 mi12:55:072:25:487:1710:22
7:38
+0:07
21M
21.00 mi13:03:182:33:597:208:11
8:11
+0:33
35K
21.75 mi13:08:562:39:377:205:38
7:32
-0:39
23M
23.00 mi13:18:562:49:377:2210:00
7:59
+0:27
24M
24.00 mi13:26:452:57:267:247:49
7:49
-0:10
40K
24.85 mi13:33:323:04:137:256:47
7:56
+0:07
25.2M
25.20 mi13:36:343:07:157:263:02
8:48
+0:52
Finish
26.22 mi13:44:363:15:177:278:02
7:53
-0:55

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

7:05 /mi

Average Pace

7:27 /mi

Slowest Pace

8:48 /mi

Loading chart...
Fastest
Middle
Slowest
Average

📊Segments

Segment Time Comparison

Time at Faster Pace

1:29:15

46% of race

Time at Steady Pace

1:02:11

32% of race

Time at Slower Pace

43:51

22% of race

Average Pace: 7:27 /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 mi10:52:0922:507:2122:50
7:21
#8456
10K
6.21 mi11:14:1945:007:1522:10
7:08
#8053
15K
9.32 mi11:36:321:07:137:1322:13
7:09
#7835
20K
12.43 mi11:58:561:29:377:1322:24
7:13
#7629
Half
13.11 mi12:03:461:34:277:124:50
7:05
#7581
25K
15.53 mi12:21:241:52:057:1317:38
7:16
#7479
30K
18.64 mi12:44:452:15:267:1623:21
7:31
#7397
20M
20.00 mi12:55:072:25:487:1710:22
7:38
#7380
21M
21.00 mi13:03:182:33:597:208:11
8:11
#7410
35K
21.75 mi13:08:562:39:377:205:38
7:32
#7441
23M
23.00 mi13:18:562:49:377:2210:00
7:59
#7490
24M
24.00 mi13:26:452:57:267:247:49
7:49
#7580
40K
24.85 mi13:33:323:04:137:256:47
7:56
#7628
25.2M
25.20 mi13:36:343:07:157:263:02
8:48
#7691
Finish
26.22 mi13:44:363:15:177:278:02
7:53
#7815
Faster pace
Steady pace
Slower pace

Checkpoint and Segment Rankings

CheckpointDistanceSeg. DistOverallFemalesF40-44Seg. OverallSeg. FemalesSeg. F40-44
5K3.11 mi3.11 mi8456117311737487(Top 28%)891(Top 8%)891(Top 47%)
10K6.21 mi3.10 mi8053+4031051+1221051+1227672(Top 29%)950(Top 8%)950(Top 51%)
15K9.32 mi3.11 mi7835+218979+72979+727487(Top 28%)891(Top 8%)891(Top 47%)
20K12.43 mi3.11 mi7629+206926+53926+537173(Top 27%)831(Top 7%)831(Top 44%)
Half13.11 mi0.68 mi7581+48914+12914+127120(Top 27%)812(Top 7%)812(Top 43%)
25K15.53 mi2.42 mi7479+102889+25889+257136(Top 27%)887(Top 8%)887(Top 47%)
30K18.64 mi3.11 mi7397+82892-3892-37337(Top 28%)1049(Top 9%)1049(Top 56%)
20M20.00 mi1.36 mi7380+17908-16908-167698(Top 29%)1286(Top 11%)1286(Top 68%)
21M21.00 mi1.00 mi7410-30947-39947-398540(Top 32%)1728(Top 15%)1728(Top 92%)
35K21.75 mi0.75 mi7441-31969-22969-228753(Top 33%)1786(Top 16%)1786(Top 95%)
23M23.00 mi1.25 mi7490-491003-341003-349658(Top 36%)2322(Top 20%)2322(Top 124%)
24M24.00 mi1.00 mi7580-901051-481051-489931(Top 37%)2549(Top 22%)2549(Top 136%)
40K24.85 mi0.85 mi7628-481084-331084-339602(Top 36%)2447(Top 21%)2447(Top 130%)
25.2M25.20 mi0.35 mi7691-631119-351119-3511321(Top 43%)3333(Top 29%)3333(Top 177%)
Finish26.22 mi1.02 mi7815-1241181-621181-6211292(Top 42%)3330(Top 29%)3330(Top 177%)

Segment Performance Analysis

10K→15K

0.0 - 3.1 mi

Top 28%
×21story building
+97ft-345ft

Overall

7487

Females

891

F40-44

891

5K→10K

3.1 - 6.2 mi

Top 29%
×5story building
+79ft-138ft

Overall

7672

Females

950

F40-44

950

10K→15K

6.2 - 9.3 mi

Top 28%
×3story building
+67ft-78ft

Overall

7487

Females

891

F40-44

891

15K→20K

9.3 - 12.4 mi

Top 27%
×5story building
+106ft-86ft

Overall

7173

Females

831

F40-44

831

20K→Half

12.4 - 13.1 mi

Top 27%
×2story building
+19ft-37ft

Overall

7120

Females

812

F40-44

812

Half→25K

13.1 - 15.5 mi

Top 27%
×4story building
+66ft-88ft

Overall

7136

Females

887

F40-44

887

25K→30K

15.5 - 18.6 mi

Top 28%
×9story building
+181ft-148ft

Overall

7337

Females

1049

F40-44

1049

30K→20M

18.6 - 20.0 mi

Top 29%
×5story building
+64ft-50ft

Overall

7698

Females

1286

F40-44

1286

20M→21M

20.0 - 21.0 mi

Top 32%
×8story building
+106ft-24ft

Overall

8540

Females

1728

F40-44

1728

21M→35K

21.0 - 21.8 mi

Top 33%
×7story building
+17ft-86ft

Overall

8753

Females

1786

F40-44

1786

35K→23M

21.8 - 23.0 mi

Top 36%
×5story building
+23ft-63ft

Overall

9658

Females

2322

F40-44

2322

23M→24M

23.0 - 24.0 mi

Top 37%
×6story building
+12ft-82ft

Overall

9931

Females

2549

F40-44

2549

24M→40K

24.0 - 24.9 mi

Top 36%
×1story
+6ft-20ft

Overall

9602

Females

2447

F40-44

2447

40K→25.2M

24.9 - 25.2 mi

Top 43%
×1story
+13ft-16ft

Overall

11321

Females

3333

F40-44

3333

25.2M→Finish

25.2 - 26.2 mi

Top 42%
×2story building
+22ft-21ft

Overall

11292

Females

3330

F40-44

3330

Passing Analysis

Category:
Athletes Passed
1707
Passed By
1066
Net Change
+641
SegmentAthletes PassedPassed ByNet ChangeStart RankEnd Rank
Start → 5K----#8456
5K → 10K49390+403#8456#8053
10K → 15K27052+218#8053#7835
15K → 20K24236+206#7835#7629
20K → Half568+48#7629#7581
Half → 25K13331+102#7581#7479
25K → 30K17391+82#7479#7397
30K → 20M7558+17#7397#7380
20M → 21M5686-30#7380#7410
21M → 35K2960-31#7410#7441
35K → 23M61110-49#7441#7490
23M → 24M34124-90#7490#7580
24M → 40K4694-48#7580#7628
40K → 25.2M1275-63#7628#7691
25.2M → Finish27151-124#7691#7815
TOTALS17071066+641
📊

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