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BOSTON MARATHON 2023

Denise Zendejas

Bib: 15629•F

CA

0:00
0:00
/ mi
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Overall
#0 / 26622
Top 47%
Gender (Female)
#0 / 11423
Top 30%
Division (F18-39)
#0 / 4884
Top 48%
Race Day Weather
49°/39°F
light intensity drizzle

⏱️ Race Timeline

Start
0:00:00
Race begins
5K· 3.11 mi
24:11
Rank: #12220
Start → 5K
24:11 | 7:47/mi
10K· 6.21 mi
48:21
Rank: #12535 (-315)
5K → 10K
24:10 | 7:47/mi
15K· 9.32 mi
1:12:38
Rank: #12622 (-87)
10K → 15K
24:17 | 7:49/mi
20K· 12.43 mi
1:37:08
Rank: #12538 (+84)
15K → 20K
24:30 | 7:53/mi
Half· 13.11 mi
1:42:25
Rank: #12519 (+19)
20K → Half
5:17 | 7:45/mi
25K· 15.53 mi
2:01:39
Rank: #12456 (+63)
Half → 25K
19:14 | 7:56/mi
30K· 18.64 mi
2:27:16
Rank: #12463 (-7)
25K → 30K
25:37 | 8:15/mi
20M
2:38:32
Rank: #12436 (+27)
30K → 20M
11:16 | 8:17/mi
21M
2:47:28
Rank: #12441 (-5)
20M → 21M
8:56 | 8:56/mi
35K· 21.75 mi
2:53:17
Rank: #12381 (+60)
21M → 35K
5:49 | 7:46/mi
23M
3:03:39
Rank: #12322 (+59)
35K → 23M
10:22 | 8:17/mi
24M
3:12:01
Rank: #12383 (-61)
23M → 24M
8:22 | 8:22/mi
40K· 24.85 mi
3:19:16
Rank: #12424 (-41)
24M → 40K
7:15 | 8:29/mi
25.2M
3:22:27
Rank: #12448 (-24)
40K → 25.2M
3:11 | 9:14/mi
Finish· 26.22 mi
3:30:55
Rank: #12506 (-58)
25.2M → Finish
8:28 | 8:19/mi

The Course

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Half Splits

1st Half· via HalfFaster
Distance13.11 mi
Time1:42:25
Pace7:49 /mi
2nd Half
Distance13.11 mi
Time1:48:30
Pace8:17 /mi
📊Positive Split: 5.9% slower second half

Checkpoint Splits

CheckpointDistanceTime of DayTimeAvg PaceSegment TimeSegment PaceDiff
5K
3.11 mi10:53:2824:117:4724:11
7:47
-
10K
6.21 mi11:17:3848:217:4724:10
7:47
0:00
15K
9.32 mi11:41:551:12:387:4824:17
7:49
+0:02
20K
12.43 mi12:06:251:37:087:4924:30
7:53
+0:04
Half
13.11 mi12:11:421:42:257:495:17
7:45
-0:08
25K
15.53 mi12:30:562:01:397:5019:14
7:56
+0:11
30K
18.64 mi12:56:332:27:167:5425:37
8:15
+0:19
20M
20.00 mi13:07:492:38:327:5611:16
8:17
+0:02
21M
21.00 mi13:16:452:47:287:588:56
8:56
+0:39
35K
21.75 mi13:22:342:53:177:585:49
7:46
-1:10
23M
23.00 mi13:32:563:03:397:5910:22
8:17
+0:31
24M
24.00 mi13:41:183:12:018:008:22
8:22
+0:05
40K
24.85 mi13:48:333:19:168:017:15
8:29
+0:07
25.2M
25.20 mi13:51:443:22:278:023:11
9:14
+0:45
Finish
26.22 mi14:00:123:30:558:038:28
8:19
-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

7:45 /mi

Average Pace

8:03 /mi

Slowest Pace

9:14 /mi

Loading chart...
Fastest
Middle
Slowest
Average

📊Segments

Segment Time Comparison

Time at Faster Pace

3:18:48

94% of race

Time at Steady Pace

8:56

4% of race

Time at Slower Pace

3:11

2% of race

Average Pace: 8:03 /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 mi10:53:2824:117:4724:11
7:47
#12220
10K
6.21 mi11:17:3848:217:4724:10
7:47
#12535
15K
9.32 mi11:41:551:12:387:4824:17
7:49
#12622
20K
12.43 mi12:06:251:37:087:4924:30
7:53
#12538
Half
13.11 mi12:11:421:42:257:495:17
7:45
#12519
25K
15.53 mi12:30:562:01:397:5019:14
7:56
#12456
30K
18.64 mi12:56:332:27:167:5425:37
8:15
#12463
20M
20.00 mi13:07:492:38:327:5611:16
8:17
#12436
21M
21.00 mi13:16:452:47:287:588:56
8:56
#12441
35K
21.75 mi13:22:342:53:177:585:49
7:46
#12381
23M
23.00 mi13:32:563:03:397:5910:22
8:17
#12322
24M
24.00 mi13:41:183:12:018:008:22
8:22
#12383
40K
24.85 mi13:48:333:19:168:017:15
8:29
#12424
25.2M
25.20 mi13:51:443:22:278:023:11
9:14
#12448
Finish
26.22 mi14:00:123:30:558:038:28
8:19
#12506
Faster pace
Steady pace
Slower pace

Checkpoint and Segment Rankings

CheckpointDistanceSeg. DistOverallFemalesF18-39Seg. OverallSeg. FemalesSeg. F18-39
5K3.11 mi3.11 mi122202988298812885(Top 48%)3403(Top 30%)3403(Top 70%)
10K6.21 mi3.10 mi12535-3153177-1893177-18912961(Top 49%)3407(Top 30%)3407(Top 70%)
15K9.32 mi3.11 mi12622-873245-683245-6812885(Top 48%)3403(Top 30%)3403(Top 70%)
20K12.43 mi3.11 mi12538+843220+253220+2512514(Top 47%)3268(Top 29%)3268(Top 67%)
Half13.11 mi0.68 mi12519+193213+73213+712310(Top 46%)3102(Top 27%)3102(Top 64%)
25K15.53 mi2.42 mi12456+633204+93204+912181(Top 46%)3183(Top 28%)3183(Top 65%)
30K18.64 mi3.11 mi12463-73235-313235-3112651(Top 48%)3555(Top 31%)3555(Top 73%)
20M20.00 mi1.36 mi12436+273234+13234+112318(Top 46%)3469(Top 30%)3469(Top 71%)
21M21.00 mi1.00 mi12441-53262-283262-2813042(Top 49%)3963(Top 35%)3963(Top 81%)
35K21.75 mi0.75 mi12381+603244+183244+1810547(Top 40%)2647(Top 23%)2647(Top 54%)
23M23.00 mi1.25 mi12322+593241+33241+311768(Top 44%)3390(Top 30%)3390(Top 69%)
24M24.00 mi1.00 mi12383-613286-453286-4513649(Top 51%)4468(Top 39%)4468(Top 91%)
40K24.85 mi0.85 mi12424-413326-403326-4013217(Top 50%)4315(Top 38%)4315(Top 88%)
25.2M25.20 mi0.35 mi12448-243354-283354-2813829(Top 52%)4640(Top 41%)4640(Top 95%)
Finish26.22 mi1.02 mi12506-583409-553409-5514166(Top 53%)4827(Top 42%)4827(Top 99%)

Segment Performance Analysis

10K→15K

0.0 - 3.1 mi

Top 48%
×21stories
+97ft-345ft

Overall

12885

Females

3403

F18-39

3403

5K→10K

3.1 - 6.2 mi

Top 49%
×5stories
+79ft-138ft

Overall

12961

Females

3407

F18-39

3407

10K→15K

6.2 - 9.3 mi

Top 48%
×3stories
+67ft-78ft

Overall

12885

Females

3403

F18-39

3403

15K→20K

9.3 - 12.4 mi

Top 47%
×5stories
+106ft-86ft

Overall

12514

Females

3268

F18-39

3268

20K→Half

12.4 - 13.1 mi

Top 46%
×2stories
+19ft-37ft

Overall

12310

Females

3102

F18-39

3102

Half→25K

13.1 - 15.5 mi

Top 46%
×4stories
+66ft-88ft

Overall

12181

Females

3183

F18-39

3183

25K→30K

15.5 - 18.6 mi

Top 48%
×9stories
+181ft-148ft

Overall

12651

Females

3555

F18-39

3555

30K→20M

18.6 - 20.0 mi

Top 46%
×5stories
+64ft-50ft

Overall

12318

Females

3469

F18-39

3469

20M→21M

20.0 - 21.0 mi

Top 49%
×8stories
+106ft-24ft

Overall

13042

Females

3963

F18-39

3963

21M→35K

21.0 - 21.8 mi

Top 40%
×7stories
+17ft-86ft

Overall

10547

Females

2647

F18-39

2647

35K→23M

21.8 - 23.0 mi

Top 44%
×5stories
+23ft-63ft

Overall

11768

Females

3390

F18-39

3390

23M→24M

23.0 - 24.0 mi

Top 51%
×6stories
+12ft-82ft

Overall

13649

Females

4468

F18-39

4468

24M→40K

24.0 - 24.9 mi

Top 50%
×1story
+6ft-20ft

Overall

13217

Females

4315

F18-39

4315

40K→25.2M

24.9 - 25.2 mi

Top 52%
×1story
+13ft-16ft

Overall

13829

Females

4640

F18-39

4640

25.2M→Finish

25.2 - 26.2 mi

Top 53%
×2stories
+22ft-21ft

Overall

14166

Females

4827

F18-39

4827

Passing Analysis

Category:
Athletes Passed
1523
Passed By
1809
Net Change
-286
SegmentAthletes PassedPassed ByNet ChangeStart RankEnd Rank
Start → 5K----#12220
5K → 10K179494-315#12220#12535
10K → 15K159246-87#12535#12622
15K → 20K219135+84#12622#12538
20K → Half4324+19#12538#12519
Half → 25K15794+63#12519#12456
25K → 30K202209-7#12456#12463
30K → 20M11184+27#12463#12436
20M → 21M9297-5#12436#12441
21M → 35K8424+60#12441#12381
35K → 23M11152+59#12381#12322
23M → 24M44105-61#12322#12383
24M → 40K4586-41#12383#12424
40K → 25.2M2751-24#12424#12448
25.2M → Finish50108-58#12448#12506
TOTALS15231809-286
📊

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