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BOSTON MARATHON 2023

Teresa Chavez

Bib: 18449•F

CA

0:00
0:00
/ mi
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Overall
#0 / 26622
Gender (Female)
#0 / 11423
Top 48%
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
25:40
Rank: #15904
Start → 5K
25:40 | 8:16/mi
10K· 6.21 mi
51:00
Rank: #15884 (+20)
5K → 10K
25:20 | 8:09/mi
15K· 9.32 mi
1:16:26
Rank: #15832 (+52)
10K → 15K
25:26 | 8:11/mi
20K· 12.43 mi
1:42:29
Rank: #15899 (-67)
15K → 20K
26:03 | 8:23/mi
Half· 13.11 mi
1:48:12
Rank: #15940 (-41)
20K → Half
5:43 | 8:23/mi
25K· 15.53 mi
2:08:37
Rank: #15897 (+43)
Half → 25K
20:25 | 8:25/mi
30K· 18.64 mi
2:36:15
Rank: #16036 (-139)
25K → 30K
27:38 | 8:54/mi
20M
2:48:27
Rank: #16052 (-16)
30K → 20M
12:12 | 8:59/mi
21M
2:58:23
Rank: #16147 (-95)
20M → 21M
9:56 | 9:56/mi
35K· 21.75 mi
3:04:54
Rank: #16158 (-11)
21M → 35K
6:31 | 8:43/mi
23M
3:15:58
Rank: #16091 (+67)
35K → 23M
11:04 | 8:50/mi
24M
3:24:31
Rank: #16018 (+73)
23M → 24M
8:33 | 8:33/mi
40K· 24.85 mi
3:32:04
Rank: #15972 (+46)
24M → 40K
7:33 | 8:50/mi
25.2M
3:35:25
Rank: #15971 (+1)
40K → 25.2M
3:21 | 9:43/mi
Finish· 26.22 mi
3:44:22
Rank: #16008 (-37)
25.2M → Finish
8:57 | 8:47/mi

The Course

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Half Splits

1st Half· via HalfFaster
Distance13.11 mi
Time1:48:12
Pace8:15 /mi
2nd Half
Distance13.11 mi
Time1:56:10
Pace8:52 /mi
📊Positive Split: 7.4% slower second half

Checkpoint Splits

CheckpointDistanceTime of DayTimeAvg PaceSegment TimeSegment PaceDiff
5K
3.11 mi11:16:4525:408:1625:40
8:16
-
10K
6.21 mi11:42:0551:008:1225:20
8:09
-0:07
15K
9.32 mi12:07:311:16:268:1225:26
8:11
+0:02
20K
12.43 mi12:33:341:42:298:1526:03
8:23
+0:12
Half
13.11 mi12:39:171:48:128:155:43
8:23
0:00
25K
15.53 mi12:59:422:08:378:1720:25
8:25
+0:02
30K
18.64 mi13:27:202:36:158:2327:38
8:54
+0:29
20M
20.00 mi13:39:322:48:278:2512:12
8:59
+0:05
21M
21.00 mi13:49:282:58:238:309:56
9:56
+0:57
35K
21.75 mi13:55:593:04:548:306:31
8:43
-1:13
23M
23.00 mi14:07:033:15:588:3111:04
8:50
+0:07
24M
24.00 mi14:15:363:24:318:318:33
8:33
-0:17
40K
24.85 mi14:23:093:32:048:327:33
8:50
+0:17
25.2M
25.20 mi14:26:303:35:258:333:21
9:43
+0:53
Finish
26.22 mi14:35:273:44:228:348:57
8:47
-0:56

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

8:09 /mi

Average Pace

8:34 /mi

Slowest Pace

9:56 /mi

Loading chart...
Fastest
Middle
Slowest
Average

📊Segments

Segment Time Comparison

Time at Faster Pace

2:08:37

57% of race

Time at Steady Pace

1:10:16

31% of race

Time at Slower Pace

25:29

11% of race

Average Pace: 8:33 /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 mi11:16:4525:408:1625:40
8:16
#15904
10K
6.21 mi11:42:0551:008:1225:20
8:09
#15884
15K
9.32 mi12:07:311:16:268:1225:26
8:11
#15832
20K
12.43 mi12:33:341:42:298:1526:03
8:23
#15899
Half
13.11 mi12:39:171:48:128:155:43
8:23
#15940
25K
15.53 mi12:59:422:08:378:1720:25
8:25
#15897
30K
18.64 mi13:27:202:36:158:2327:38
8:54
#16036
20M
20.00 mi13:39:322:48:278:2512:12
8:59
#16052
21M
21.00 mi13:49:282:58:238:309:56
9:56
#16147
35K
21.75 mi13:55:593:04:548:306:31
8:43
#16158
23M
23.00 mi14:07:033:15:588:3111:04
8:50
#16091
24M
24.00 mi14:15:363:24:318:318:33
8:33
#16018
40K
24.85 mi14:23:093:32:048:327:33
8:50
#15972
25.2M
25.20 mi14:26:303:35:258:333:21
9:43
#15971
Finish
26.22 mi14:35:273:44:228:348:57
8:47
#16008
Faster pace
Steady pace
Slower pace

Checkpoint and Segment Rankings

CheckpointDistanceSeg. DistOverallFemalesF18-39Seg. OverallSeg. FemalesSeg. F18-39
5K3.11 mi3.11 mi159045222522215774(Top 59%)5153(Top 45%)5153(Top 106%)
10K6.21 mi3.10 mi15884+205212+105212+1015953(Top 60%)5250(Top 46%)5250(Top 107%)
15K9.32 mi3.11 mi15832+525173+395173+3915774(Top 59%)5153(Top 45%)5153(Top 106%)
20K12.43 mi3.11 mi15899-675242-695242-6916166(Top 61%)5450(Top 48%)5450(Top 112%)
Half13.11 mi0.68 mi15940-415271-295271-2917032(Top 64%)5911(Top 52%)5911(Top 121%)
25K15.53 mi2.42 mi15897+435274-35274-315723(Top 59%)5273(Top 46%)5273(Top 108%)
30K18.64 mi3.11 mi16036-1395396-1225396-12216628(Top 62%)5853(Top 51%)5853(Top 120%)
20M20.00 mi1.36 mi16052-165426-305426-3016426(Top 62%)5821(Top 51%)5821(Top 119%)
21M21.00 mi1.00 mi16147-955502-765502-7617787(Top 67%)6626(Top 58%)6626(Top 136%)
35K21.75 mi0.75 mi16158-115533-315533-3116484(Top 62%)5983(Top 52%)5983(Top 123%)
23M23.00 mi1.25 mi16091+675506+275506+2715215(Top 57%)5296(Top 46%)5296(Top 108%)
24M24.00 mi1.00 mi16018+735476+305476+3014800(Top 56%)5119(Top 45%)5119(Top 105%)
40K24.85 mi0.85 mi15972+465464+125464+1215270(Top 57%)5452(Top 48%)5452(Top 112%)
25.2M25.20 mi0.35 mi15971+15468-45468-416222(Top 61%)5989(Top 52%)5989(Top 123%)
Finish26.22 mi1.02 mi16008-375492-245492-2416958(Top 64%)6345(Top 56%)6345(Top 130%)

Segment Performance Analysis

10K→15K

0.0 - 3.1 mi

Top 59%
×21stories
+97ft-345ft

Overall

15774

Females

5153

F18-39

5153

5K→10K

3.1 - 6.2 mi

Top 60%
×5stories
+79ft-138ft

Overall

15953

Females

5250

F18-39

5250

10K→15K

6.2 - 9.3 mi

Top 59%
×3stories
+67ft-78ft

Overall

15774

Females

5153

F18-39

5153

15K→20K

9.3 - 12.4 mi

Top 61%
×5stories
+106ft-86ft

Overall

16166

Females

5450

F18-39

5450

20K→Half

12.4 - 13.1 mi

Top 64%
×2stories
+19ft-37ft

Overall

17032

Females

5911

F18-39

5911

Half→25K

13.1 - 15.5 mi

Top 59%
×4stories
+66ft-88ft

Overall

15723

Females

5273

F18-39

5273

25K→30K

15.5 - 18.6 mi

Top 62%
×9stories
+181ft-148ft

Overall

16628

Females

5853

F18-39

5853

30K→20M

18.6 - 20.0 mi

Top 62%
×5stories
+64ft-50ft

Overall

16426

Females

5821

F18-39

5821

20M→21M

20.0 - 21.0 mi

Top 67%
×8stories
+106ft-24ft

Overall

17787

Females

6626

F18-39

6626

21M→35K

21.0 - 21.8 mi

Top 62%
×7stories
+17ft-86ft

Overall

16484

Females

5983

F18-39

5983

35K→23M

21.8 - 23.0 mi

Top 57%
×5stories
+23ft-63ft

Overall

15215

Females

5296

F18-39

5296

23M→24M

23.0 - 24.0 mi

Top 56%
×6stories
+12ft-82ft

Overall

14800

Females

5119

F18-39

5119

24M→40K

24.0 - 24.9 mi

Top 57%
×1story
+6ft-20ft

Overall

15270

Females

5452

F18-39

5452

40K→25.2M

24.9 - 25.2 mi

Top 61%
×1story
+13ft-16ft

Overall

16222

Females

5989

F18-39

5989

25.2M→Finish

25.2 - 26.2 mi

Top 64%
×2stories
+22ft-21ft

Overall

16958

Females

6345

F18-39

6345

Passing Analysis

Category:
Athletes Passed
1530
Passed By
1634
Net Change
-104
SegmentAthletes PassedPassed ByNet ChangeStart RankEnd Rank
Start → 5K----#15904
5K → 10K301281+20#15904#15884
10K → 15K213161+52#15884#15832
15K → 20K145212-67#15832#15899
20K → Half2061-41#15899#15940
Half → 25K158115+43#15940#15897
25K → 30K136275-139#15897#16036
30K → 20M7894-16#16036#16052
20M → 21M53148-95#16052#16147
21M → 35K4960-11#16147#16158
35K → 23M11851+67#16158#16091
23M → 24M10431+73#16091#16018
24M → 40K7731+46#16018#15972
40K → 25.2M3332+1#15972#15971
25.2M → Finish4582-37#15971#16008
TOTALS15301634-104
📊

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