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BOSTON MARATHON 2023

Mariana Valverde

Bib: 18009•F

0:00
0:00
/ mi
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Overall
#0 / 26622
Top 26%
Gender (Female)
#0 / 11423
Top 8%
Division (F18-39)
#0 / 4884
Top 15%
Race Day Weather
49°/39°F
light intensity drizzle

⏱️ Race Timeline

Start
0:00:00
Race begins
5K· 3.11 mi
22:28
Rank: #7697
Start → 5K
22:28 | 7:14/mi
10K· 6.21 mi
44:22
Rank: #7370 (+327)
5K → 10K
21:54 | 7:03/mi
15K· 9.32 mi
1:06:57
Rank: #7639 (-269)
10K → 15K
22:35 | 7:16/mi
20K· 12.43 mi
1:29:47
Rank: #7738 (-99)
15K → 20K
22:50 | 7:21/mi
Half· 13.11 mi
1:34:42
Rank: #7720 (+18)
20K → Half
4:55 | 7:12/mi
25K· 15.53 mi
1:52:28
Rank: #7655 (+65)
Half → 25K
17:46 | 7:20/mi
30K· 18.64 mi
2:15:37
Rank: #7459 (+196)
25K → 30K
23:09 | 7:27/mi
20M
2:25:55
Rank: #7411 (+48)
30K → 20M
10:18 | 7:35/mi
21M
2:34:01
Rank: #7424 (-13)
20M → 21M
8:06 | 8:06/mi
35K· 21.75 mi
2:39:34
Rank: #7423 (+1)
21M → 35K
5:33 | 7:25/mi
23M
2:49:04
Rank: #7346 (+77)
35K → 23M
9:30 | 7:35/mi
24M
2:56:14
Rank: #7248 (+98)
23M → 24M
7:10 | 7:10/mi
40K· 24.85 mi
3:02:32
Rank: #7149 (+99)
24M → 40K
6:18 | 7:22/mi
25.2M
3:05:13
Rank: #7111 (+38)
40K → 25.2M
2:41 | 7:47/mi
Finish· 26.22 mi
3:12:28
Rank: #7008 (+103)
25.2M → Finish
7:15 | 7:07/mi

The Course

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Half Splits

1st Half· via HalfFaster
Distance13.11 mi
Time1:34:42
Pace7:13 /mi
2nd Half
Distance13.11 mi
Time1:37:46
Pace7:27 /mi
📊Positive Split: 3.2% slower second half

Checkpoint Splits

CheckpointDistanceTime of DayTimeAvg PaceSegment TimeSegment PaceDiff
5K
3.11 mi11:13:2722:287:1422:28
7:14
-
10K
6.21 mi11:35:2144:227:0821:54
7:03
-0:11
15K
9.32 mi11:57:561:06:577:1122:35
7:16
+0:13
20K
12.43 mi12:20:461:29:477:1322:50
7:21
+0:05
Half
13.11 mi12:25:411:34:427:134:55
7:12
-0:09
25K
15.53 mi12:43:271:52:287:1417:46
7:20
+0:08
30K
18.64 mi13:06:362:15:377:1723:09
7:27
+0:07
20M
20.00 mi13:16:542:25:557:1810:18
7:35
+0:08
21M
21.00 mi13:25:002:34:017:208:06
8:06
+0:31
35K
21.75 mi13:30:332:39:347:205:33
7:25
-0:41
23M
23.00 mi13:40:032:49:047:219:30
7:35
+0:10
24M
24.00 mi13:47:132:56:147:217:10
7:10
-0:25
40K
24.85 mi13:53:313:02:327:216:18
7:22
+0:12
25.2M
25.20 mi13:56:123:05:137:212:41
7:47
+0:25
Finish
26.22 mi14:03:273:12:287:217:15
7:07
-0:40

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

7:03 /mi

Average Pace

7:21 /mi

Slowest Pace

8:06 /mi

Loading chart...
Fastest
Middle
Slowest
Average

📊Segments

Segment Time Comparison

Time at Faster Pace

3:01:41

94% of race

Time at Steady Pace

10:47

6% of race

Time at Slower Pace

0:00

0% of race

Average Pace: 7:20 /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 mi11:13:2722:287:1422:28
7:14
#7697
10K
6.21 mi11:35:2144:227:0821:54
7:03
#7370
15K
9.32 mi11:57:561:06:577:1122:35
7:16
#7639
20K
12.43 mi12:20:461:29:477:1322:50
7:21
#7738
Half
13.11 mi12:25:411:34:427:134:55
7:12
#7720
25K
15.53 mi12:43:271:52:287:1417:46
7:20
#7655
30K
18.64 mi13:06:362:15:377:1723:09
7:27
#7459
20M
20.00 mi13:16:542:25:557:1810:18
7:35
#7411
21M
21.00 mi13:25:002:34:017:208:06
8:06
#7424
35K
21.75 mi13:30:332:39:347:205:33
7:25
#7423
23M
23.00 mi13:40:032:49:047:219:30
7:35
#7346
24M
24.00 mi13:47:132:56:147:217:10
7:10
#7248
40K
24.85 mi13:53:313:02:327:216:18
7:22
#7149
25.2M
25.20 mi13:56:123:05:137:212:41
7:47
#7111
Finish
26.22 mi14:03:273:12:287:217:15
7:07
#7008
Faster pace
Steady pace
Slower pace

Checkpoint and Segment Rankings

CheckpointDistanceSeg. DistOverallFemalesF18-39Seg. OverallSeg. FemalesSeg. F18-39
5K3.11 mi3.11 mi76979129128309(Top 31%)1181(Top 10%)1181(Top 24%)
10K6.21 mi3.10 mi7370+327824+88824+887130(Top 27%)786(Top 7%)786(Top 16%)
15K9.32 mi3.11 mi7639-269910-86910-868309(Top 31%)1181(Top 10%)1181(Top 24%)
20K12.43 mi3.11 mi7738-99960-50960-508147(Top 31%)1153(Top 10%)1153(Top 24%)
Half13.11 mi0.68 mi7720+18956+4956+47954(Top 30%)1063(Top 9%)1063(Top 22%)
25K15.53 mi2.42 mi7655+65947+9947+97467(Top 28%)994(Top 9%)994(Top 20%)
30K18.64 mi3.11 mi7459+196915+32915+326911(Top 26%)902(Top 8%)902(Top 18%)
20M20.00 mi1.36 mi7411+48920-5920-57369(Top 28%)1162(Top 10%)1162(Top 24%)
21M21.00 mi1.00 mi7424-13954-34954-348026(Top 30%)1524(Top 13%)1524(Top 31%)
35K21.75 mi0.75 mi7423+1957-3957-37956(Top 30%)1463(Top 13%)1463(Top 30%)
23M23.00 mi1.25 mi7346+77960-3960-37013(Top 26%)1174(Top 10%)1174(Top 24%)
24M24.00 mi1.00 mi7248+98940+20940+205589(Top 21%)748(Top 7%)748(Top 15%)
40K24.85 mi0.85 mi7149+99920+20920+205920(Top 22%)951(Top 8%)951(Top 19%)
25.2M25.20 mi0.35 mi7111+38919+1919+15359(Top 20%)851(Top 7%)851(Top 17%)
Finish26.22 mi1.02 mi7008+103913+6913+65921(Top 22%)1040(Top 9%)1040(Top 21%)

Segment Performance Analysis

10K→15K

0.0 - 3.1 mi

Top 31%
×21stories
+97ft-345ft

Overall

8309

Females

1181

F18-39

1181

5K→10K

3.1 - 6.2 mi

Top 27%
×5stories
+79ft-138ft

Overall

7130

Females

786

F18-39

786

10K→15K

6.2 - 9.3 mi

Top 31%
×3stories
+67ft-78ft

Overall

8309

Females

1181

F18-39

1181

15K→20K

9.3 - 12.4 mi

Top 31%
×5stories
+106ft-86ft

Overall

8147

Females

1153

F18-39

1153

20K→Half

12.4 - 13.1 mi

Top 30%
×2stories
+19ft-37ft

Overall

7954

Females

1063

F18-39

1063

Half→25K

13.1 - 15.5 mi

Top 28%
×4stories
+66ft-88ft

Overall

7467

Females

994

F18-39

994

25K→30K

15.5 - 18.6 mi

Top 26%
×9stories
+181ft-148ft

Overall

6911

Females

902

F18-39

902

30K→20M

18.6 - 20.0 mi

Top 28%
×5stories
+64ft-50ft

Overall

7369

Females

1162

F18-39

1162

20M→21M

20.0 - 21.0 mi

Top 30%
×8stories
+106ft-24ft

Overall

8026

Females

1524

F18-39

1524

21M→35K

21.0 - 21.8 mi

Top 30%
×7stories
+17ft-86ft

Overall

7956

Females

1463

F18-39

1463

35K→23M

21.8 - 23.0 mi

Top 26%
×5stories
+23ft-63ft

Overall

7013

Females

1174

F18-39

1174

23M→24M

23.0 - 24.0 mi

Top 21%
×6stories
+12ft-82ft

Overall

5589

Females

748

F18-39

748

24M→40K

24.0 - 24.9 mi

Top 22%
×1story
+6ft-20ft

Overall

5920

Females

951

F18-39

951

40K→25.2M

24.9 - 25.2 mi

Top 20%
×1story
+13ft-16ft

Overall

5359

Females

851

F18-39

851

25.2M→Finish

25.2 - 26.2 mi

Top 22%
×2stories
+22ft-21ft

Overall

5921

Females

1040

F18-39

1040

Passing Analysis

Category:
Athletes Passed
1632
Passed By
943
Net Change
+689
SegmentAthletes PassedPassed ByNet ChangeStart RankEnd Rank
Start → 5K----#7697
5K → 10K41588+327#7697#7370
10K → 15K53322-269#7370#7639
15K → 20K80179-99#7639#7738
20K → Half3517+18#7738#7720
Half → 25K12156+65#7720#7655
25K → 30K23640+196#7655#7459
30K → 20M8840+48#7459#7411
20M → 21M6578-13#7411#7424
21M → 35K4039+1#7424#7423
35K → 23M10932+77#7423#7346
23M → 24M11315+98#7346#7248
24M → 40K1067+99#7248#7149
40K → 25.2M479+38#7149#7111
25.2M → Finish12421+103#7111#7008
TOTALS1632943+689
📊

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