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BOSTON MARATHON 2023

Romina Zanchetta

Bib: 31213•F

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
32:22
Rank: #24512
Start → 5K
10:25/mi
32:22 split
10K· 6.21 mi
1:03:46
Rank: #24191 (+321)
5K → 10K
10:06/mi
31:24 split
15K· 9.32 mi
1:35:05
Rank: #24011 (+180)
10K → 15K
10:05/mi
31:19 split
20K· 12.43 mi
2:08:13
Rank: #24055 (-44)
15K → 20K
10:40/mi
33:08 split
Half· 13.11 mi
2:15:14
Rank: #24033 (+22)
20K → Half
10:17/mi
7:01 split
25K· 15.53 mi
2:41:34
Rank: #23973 (+60)
Half → 25K
10:52/mi
26:20 split
30K· 18.64 mi
3:17:17
Rank: #23968 (+5)
25K → 30K
11:30/mi
35:43 split
20M
3:33:35
Rank: #23999 (-31)
30K → 20M
12:00/mi
16:18 split
21M
3:46:32
Rank: #24027 (-28)
20M → 21M
12:57/mi
12:57 split
35K· 21.75 mi
3:54:12
Rank: #23961 (+66)
21M → 35K
10:15/mi
7:40 split
23M
4:08:03
Rank: #23889 (+72)
35K → 23M
11:04/mi
13:51 split
24M
4:18:57
Rank: #23843 (+46)
23M → 24M
10:54/mi
10:54 split
40K· 24.85 mi
4:28:33
Rank: #23810 (+33)
24M → 40K
11:14/mi
9:36 split
25.2M
4:32:52
Rank: #23807 (+3)
40K → 25.2M
12:31/mi
4:19 split
Finish· 26.22 mi
4:43:54
Rank: #23807
25.2M → Finish
10:50/mi
11:02 split

The Course

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Half Splits

1st Half· via HalfFaster
Distance13.11 mi
Time2:15:14
Pace10:19 /mi
2nd Half
Distance13.11 mi
Time2:28:40
Pace11:20 /mi
📊Positive Split: 9.9% slower second half

Checkpoint Splits

CheckpointDistanceTime of DayTimeAvg PaceSegment TimeSegment PaceDiff
5K
3.11 mi11:53:2332:2210:2532:22
10:25
-
10K
6.21 mi12:24:471:03:4610:1631:24
10:06
-0:19
15K
9.32 mi12:56:061:35:0510:1231:19
10:05
-0:01
20K
12.43 mi13:29:142:08:1310:1933:08
10:40
+0:35
Half
13.11 mi13:36:152:15:1410:197:01
10:17
-0:23
25K
15.53 mi14:02:352:41:3410:2426:20
10:52
+0:35
30K
18.64 mi14:38:183:17:1710:3535:43
11:30
+0:38
20M
20.00 mi14:54:363:33:3510:4116:18
12:00
+0:30
21M
21.00 mi15:07:333:46:3210:4712:57
12:57
+0:57
35K
21.75 mi15:15:133:54:1210:467:40
10:15
-2:42
23M
23.00 mi15:29:044:08:0310:4713:51
11:04
+0:49
24M
24.00 mi15:39:584:18:5710:4710:54
10:54
-0:10
40K
24.85 mi15:49:344:28:3310:489:36
11:14
+0:20
25.2M
25.20 mi15:53:534:32:5210:504:19
12:31
+1:17
Finish
26.22 mi16:04:554:43:5410:5011:02
10:50
-1:41

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

10:05 /mi

Average Pace

10:50 /mi

Slowest Pace

12:57 /mi

Loading chart...
Fastest
Middle
Slowest
Average

📊Segments

Segment Time Comparison

Time at Faster Pace

1:49:46

39% of race

Time at Steady Pace

1:44:51

37% of race

Time at Slower Pace

1:09:17

24% of race

Average Pace: 10:50 /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 mi11:53:2332:2210:2532:22
10:25
#24512
10K
6.21 mi12:24:471:03:4610:1631:24
10:06
#24191
15K
9.32 mi12:56:061:35:0510:1231:19
10:05
#24011
20K
12.43 mi13:29:142:08:1310:1933:08
10:40
#24055
Half
13.11 mi13:36:152:15:1410:197:01
10:17
#24033
25K
15.53 mi14:02:352:41:3410:2426:20
10:52
#23973
30K
18.64 mi14:38:183:17:1710:3535:43
11:30
#23968
20M
20.00 mi14:54:363:33:3510:4116:18
12:00
#23999
21M
21.00 mi15:07:333:46:3210:4712:57
12:57
#24027
35K
21.75 mi15:15:133:54:1210:467:40
10:15
#23961
23M
23.00 mi15:29:044:08:0310:4713:51
11:04
#23889
24M
24.00 mi15:39:584:18:5710:4710:54
10:54
#23843
40K
24.85 mi15:49:344:28:3310:489:36
11:14
#23810
25.2M
25.20 mi15:53:534:32:5210:504:19
12:31
#23807
Finish
26.22 mi16:04:554:43:5410:5011:02
10:50
#23807
Faster pace
Steady pace
Slower pace

Checkpoint and Segment Rankings

CheckpointDistanceSeg. DistOverallFemalesF45-49Seg. OverallSeg. FemalesSeg. F45-49
5K3.11 mi3.11 mi24512101601016023665(Top 89%)9701(Top 85%)9701(Top 534%)
10K6.21 mi3.10 mi24191+3219990+1709990+17023924(Top 90%)9847(Top 86%)9847(Top 542%)
15K9.32 mi3.11 mi24011+1809898+929898+9223665(Top 89%)9701(Top 85%)9701(Top 534%)
20K12.43 mi3.11 mi24055-449924-269924-2624127(Top 91%)9983(Top 87%)9983(Top 549%)
Half13.11 mi0.68 mi24033+229913+119913+1123837(Top 90%)9826(Top 86%)9826(Top 541%)
25K15.53 mi2.42 mi23973+609883+309883+3023765(Top 89%)9830(Top 86%)9830(Top 541%)
30K18.64 mi3.11 mi23968+59897-149897-1423861(Top 90%)9940(Top 87%)9940(Top 547%)
20M20.00 mi1.36 mi23999-319924-279924-2724210(Top 91%)10189(Top 89%)10189(Top 561%)
21M21.00 mi1.00 mi24027-289957-339957-3324026(Top 90%)10102(Top 88%)10102(Top 556%)
35K21.75 mi0.75 mi23961+669927+309927+3021905(Top 82%)9004(Top 79%)9004(Top 496%)
23M23.00 mi1.25 mi23889+729893+349893+3422465(Top 84%)9307(Top 81%)9307(Top 512%)
24M24.00 mi1.00 mi23843+469875+189875+1822866(Top 86%)9563(Top 84%)9563(Top 526%)
40K24.85 mi0.85 mi23810+339860+159860+1522795(Top 86%)9553(Top 84%)9553(Top 526%)
25.2M25.20 mi0.35 mi23807+39861-19861-123334(Top 88%)9847(Top 86%)9847(Top 542%)
Finish26.22 mi1.02 mi238079871-109871-1023666(Top 89%)9995(Top 87%)9995(Top 550%)

Segment Performance Analysis

10K→15K

0.0 - 3.1 mi

Top 89%
×21story building
+97ft-345ft

Overall

23665

Females

9701

F45-49

9701

5K→10K

3.1 - 6.2 mi

Top 90%
×5story building
+79ft-138ft

Overall

23924

Females

9847

F45-49

9847

10K→15K

6.2 - 9.3 mi

Top 89%
×3story building
+67ft-78ft

Overall

23665

Females

9701

F45-49

9701

15K→20K

9.3 - 12.4 mi

Top 91%
×5story building
+106ft-86ft

Overall

24127

Females

9983

F45-49

9983

20K→Half

12.4 - 13.1 mi

Top 90%
×2story building
+19ft-37ft

Overall

23837

Females

9826

F45-49

9826

Half→25K

13.1 - 15.5 mi

Top 89%
×4story building
+66ft-88ft

Overall

23765

Females

9830

F45-49

9830

25K→30K

15.5 - 18.6 mi

Top 90%
×9story building
+181ft-148ft

Overall

23861

Females

9940

F45-49

9940

30K→20M

18.6 - 20.0 mi

Top 91%
×5story building
+64ft-50ft

Overall

24210

Females

10189

F45-49

10189

20M→21M

20.0 - 21.0 mi

Top 90%
×8story building
+106ft-24ft

Overall

24026

Females

10102

F45-49

10102

21M→35K

21.0 - 21.8 mi

Top 82%
×7story building
+17ft-86ft

Overall

21905

Females

9004

F45-49

9004

35K→23M

21.8 - 23.0 mi

Top 84%
×5story building
+23ft-63ft

Overall

22465

Females

9307

F45-49

9307

23M→24M

23.0 - 24.0 mi

Top 86%
×6story building
+12ft-82ft

Overall

22866

Females

9563

F45-49

9563

24M→40K

24.0 - 24.9 mi

Top 86%
×1story
+6ft-20ft

Overall

22795

Females

9553

F45-49

9553

40K→25.2M

24.9 - 25.2 mi

Top 88%
×1story
+13ft-16ft

Overall

23334

Females

9847

F45-49

9847

25.2M→Finish

25.2 - 26.2 mi

Top 89%
×2story building
+22ft-21ft

Overall

23666

Females

9995

F45-49

9995

Passing Analysis

Category:
Athletes Passed
1338
Passed By
633
Net Change
+705
SegmentAthletes PassedPassed ByNet ChangeStart RankEnd Rank
Start → 5K----#24512
5K → 10K38463+321#24512#24191
10K → 15K23858+180#24191#24011
15K → 20K96140-44#24011#24055
20K → Half3311+22#24055#24033
Half → 25K12363+60#24033#23973
25K → 30K111106+5#23973#23968
30K → 20M3768-31#23968#23999
20M → 21M3462-28#23999#24027
21M → 35K671+66#24027#23961
35K → 23M797+72#23961#23889
23M → 24M5711+46#23889#23843
24M → 40K4512+33#23843#23810
40K → 25.2M1512+3#23810#23807
25.2M → Finish19190#23807#23807
TOTALS1338633+705
📊

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