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BOSTON MARATHON 2023

Claire Vecchio

Bib: 18154•F

OH

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0:00
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Overall
#0 / 26622
Gender (Female)
#0 / 11423
Top 41%
Division (F18-39)
#0 / 4884
Race Day Weather
49°/39°F
light intensity drizzle

⏱️ Race Timeline

Start
0:00:00
Race begins
5K· 3.11 mi
25:52
Rank: #16328
Start → 5K
25:52 | 8:20/mi
10K· 6.21 mi
51:28
Rank: #16383 (-55)
5K → 10K
25:36 | 8:14/mi
15K· 9.32 mi
1:16:59
Rank: #16241 (+142)
10K → 15K
25:31 | 8:13/mi
20K· 12.43 mi
1:42:46
Rank: #16050 (+191)
15K → 20K
25:47 | 8:18/mi
Half· 13.11 mi
1:48:20
Rank: #16018 (+32)
20K → Half
5:34 | 8:10/mi
25K· 15.53 mi
2:08:13
Rank: #15714 (+304)
Half → 25K
19:53 | 8:12/mi
30K· 18.64 mi
2:34:16
Rank: #15300 (+414)
25K → 30K
26:03 | 8:23/mi
20M
2:45:47
Rank: #15160 (+140)
30K → 20M
11:31 | 8:28/mi
21M
2:54:44
Rank: #15030 (+130)
20M → 21M
8:57 | 8:57/mi
35K· 21.75 mi
3:00:49
Rank: #14951 (+79)
21M → 35K
6:05 | 8:08/mi
23M
3:11:23
Rank: #14812 (+139)
35K → 23M
10:34 | 8:26/mi
24M
3:19:41
Rank: #14720 (+92)
23M → 24M
8:18 | 8:18/mi
40K· 24.85 mi
3:26:58
Rank: #14652 (+68)
24M → 40K
7:17 | 8:31/mi
25.2M
3:30:06
Rank: #14614 (+38)
40K → 25.2M
3:08 | 9:05/mi
Finish· 26.22 mi
3:38:53
Rank: #14655 (-41)
25.2M → Finish
8:47 | 8:37/mi

The Course

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Half Splits

1st Half· via HalfFaster
Distance13.11 mi
Time1:48:20
Pace8:16 /mi
2nd Half
Distance13.11 mi
Time1:50:33
Pace8:26 /mi
📊Positive Split: 2.0% slower second half

Checkpoint Splits

CheckpointDistanceTime of DayTimeAvg PaceSegment TimeSegment PaceDiff
5K
3.11 mi11:41:5625:528:2025:52
8:20
-
10K
6.21 mi12:07:3251:288:1725:36
8:14
-0:06
15K
9.32 mi12:33:031:16:598:1625:31
8:13
-0:01
20K
12.43 mi12:58:501:42:468:1625:47
8:18
+0:05
Half
13.11 mi13:04:241:48:208:165:34
8:10
-0:08
25K
15.53 mi13:24:172:08:138:1519:53
8:12
+0:02
30K
18.64 mi13:50:202:34:168:1726:03
8:23
+0:11
20M
20.00 mi14:01:512:45:478:1711:31
8:28
+0:05
21M
21.00 mi14:10:482:54:448:198:57
8:57
+0:29
35K
21.75 mi14:16:533:00:498:196:05
8:08
-0:49
23M
23.00 mi14:27:273:11:238:1910:34
8:26
+0:18
24M
24.00 mi14:35:453:19:418:198:18
8:18
-0:08
40K
24.85 mi14:43:023:26:588:207:17
8:31
+0:13
25.2M
25.20 mi14:46:103:30:068:203:08
9:05
+0:34
Finish
26.22 mi14:54:573:38:538:218:47
8:37
-0:28

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

8:08 /mi

Average Pace

8:21 /mi

Slowest Pace

9:05 /mi

Loading chart...
Fastest
Middle
Slowest
Average

📊Segments

Segment Time Comparison

Time at Faster Pace

3:26:48

94% of race

Time at Steady Pace

12:05

6% of race

Time at Slower Pace

0:00

0% of race

Average Pace: 8:21 /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 mi11:41:5625:528:2025:52
8:20
#16328
10K
6.21 mi12:07:3251:288:1725:36
8:14
#16383
15K
9.32 mi12:33:031:16:598:1625:31
8:13
#16241
20K
12.43 mi12:58:501:42:468:1625:47
8:18
#16050
Half
13.11 mi13:04:241:48:208:165:34
8:10
#16018
25K
15.53 mi13:24:172:08:138:1519:53
8:12
#15714
30K
18.64 mi13:50:202:34:168:1726:03
8:23
#15300
20M
20.00 mi14:01:512:45:478:1711:31
8:28
#15160
21M
21.00 mi14:10:482:54:448:198:57
8:57
#15030
35K
21.75 mi14:16:533:00:498:196:05
8:08
#14951
23M
23.00 mi14:27:273:11:238:1910:34
8:26
#14812
24M
24.00 mi14:35:453:19:418:198:18
8:18
#14720
40K
24.85 mi14:43:023:26:588:207:17
8:31
#14652
25.2M
25.20 mi14:46:103:30:068:203:08
9:05
#14614
Finish
26.22 mi14:54:573:38:538:218:47
8:37
#14655
Faster pace
Steady pace
Slower pace

Checkpoint and Segment Rankings

CheckpointDistanceSeg. DistOverallFemalesF18-39Seg. OverallSeg. FemalesSeg. F18-39
5K3.11 mi3.11 mi163285484548415958(Top 60%)5271(Top 46%)5271(Top 108%)
10K6.21 mi3.10 mi16383-555514-305514-3016525(Top 62%)5590(Top 49%)5590(Top 114%)
15K9.32 mi3.11 mi16241+1425432+825432+8215958(Top 60%)5271(Top 46%)5271(Top 108%)
20K12.43 mi3.11 mi16050+1915336+965336+9615602(Top 59%)5094(Top 45%)5094(Top 104%)
Half13.11 mi0.68 mi16018+325325+115325+1115523(Top 58%)4995(Top 44%)4995(Top 102%)
25K15.53 mi2.42 mi15714+3045158+1675158+16714252(Top 54%)4366(Top 38%)4366(Top 89%)
30K18.64 mi3.11 mi15300+4144944+2144944+21413610(Top 51%)4100(Top 36%)4100(Top 84%)
20M20.00 mi1.36 mi15160+1404877+674877+6713501(Top 51%)4130(Top 36%)4130(Top 85%)
21M21.00 mi1.00 mi15030+1304816+614816+6113150(Top 49%)4031(Top 35%)4031(Top 83%)
35K21.75 mi0.75 mi14951+794782+344782+3413057(Top 49%)4043(Top 35%)4043(Top 83%)
23M23.00 mi1.25 mi14812+1394727+554727+5512888(Top 48%)4012(Top 35%)4012(Top 82%)
24M24.00 mi1.00 mi14720+924689+384689+3813277(Top 50%)4273(Top 37%)4273(Top 87%)
40K24.85 mi0.85 mi14652+684676+134676+1313498(Top 51%)4475(Top 39%)4475(Top 92%)
25.2M25.20 mi0.35 mi14614+384659+174659+1713078(Top 49%)4276(Top 37%)4276(Top 88%)
Finish26.22 mi1.02 mi14655-414696-374696-3716092(Top 60%)5864(Top 51%)5864(Top 120%)

Segment Performance Analysis

10K→15K

0.0 - 3.1 mi

Top 60%
×21stories
+97ft-345ft

Overall

15958

Females

5271

F18-39

5271

5K→10K

3.1 - 6.2 mi

Top 62%
×5stories
+79ft-138ft

Overall

16525

Females

5590

F18-39

5590

10K→15K

6.2 - 9.3 mi

Top 60%
×3stories
+67ft-78ft

Overall

15958

Females

5271

F18-39

5271

15K→20K

9.3 - 12.4 mi

Top 59%
×5stories
+106ft-86ft

Overall

15602

Females

5094

F18-39

5094

20K→Half

12.4 - 13.1 mi

Top 58%
×2stories
+19ft-37ft

Overall

15523

Females

4995

F18-39

4995

Half→25K

13.1 - 15.5 mi

Top 54%
×4stories
+66ft-88ft

Overall

14252

Females

4366

F18-39

4366

25K→30K

15.5 - 18.6 mi

Top 51%
×9stories
+181ft-148ft

Overall

13610

Females

4100

F18-39

4100

30K→20M

18.6 - 20.0 mi

Top 51%
×5stories
+64ft-50ft

Overall

13501

Females

4130

F18-39

4130

20M→21M

20.0 - 21.0 mi

Top 49%
×8stories
+106ft-24ft

Overall

13150

Females

4031

F18-39

4031

21M→35K

21.0 - 21.8 mi

Top 49%
×7stories
+17ft-86ft

Overall

13057

Females

4043

F18-39

4043

35K→23M

21.8 - 23.0 mi

Top 48%
×5stories
+23ft-63ft

Overall

12888

Females

4012

F18-39

4012

23M→24M

23.0 - 24.0 mi

Top 50%
×6stories
+12ft-82ft

Overall

13277

Females

4273

F18-39

4273

24M→40K

24.0 - 24.9 mi

Top 51%
×1story
+6ft-20ft

Overall

13498

Females

4475

F18-39

4475

40K→25.2M

24.9 - 25.2 mi

Top 49%
×1story
+13ft-16ft

Overall

13078

Females

4276

F18-39

4276

25.2M→Finish

25.2 - 26.2 mi

Top 60%
×2stories
+22ft-21ft

Overall

16092

Females

5864

F18-39

5864

Passing Analysis

Category:
Athletes Passed
2468
Passed By
795
Net Change
+1673
SegmentAthletes PassedPassed ByNet ChangeStart RankEnd Rank
Start → 5K----#16328
5K → 10K255310-55#16328#16383
10K → 15K265123+142#16383#16241
15K → 20K27079+191#16241#16050
20K → Half4715+32#16050#16018
Half → 25K32218+304#16018#15714
25K → 30K43218+414#15714#15300
30K → 20M16525+140#15300#15160
20M → 21M15525+130#15160#15030
21M → 35K9415+79#15030#14951
35K → 23M16526+139#14951#14812
23M → 24M11018+92#14812#14720
24M → 40K9830+68#14720#14652
40K → 25.2M4911+38#14652#14614
25.2M → Finish4182-41#14614#14655
TOTALS2468795+1673
📊

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