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BOSTON MARATHON 2023

Erika Paz Lemus

Bib: 11711•F

0:00
0:00
/ mi
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Overall
#0 / 26622
Top 33%
Gender (Female)
#0 / 11423
Top 13%
Division (F18-39)
#0 / 4884
Top 25%
Race Day Weather
49°/39°F
light intensity drizzle

⏱️ Race Timeline

Course Elevation
7–469 ft
≈
×2stacked redwood trees
•▲ 890 ft climb · ▼ 1342 ft descent
Ribbon color based on
FasterSteadySlower· vs. your average pace
Start
0:00
Race begins
5K· 3.11 mi
6:53/mi
21:23
↑ 97↓ 3451.5%
10K· 6.21 mi
7:03/mi
43:17
↑ 79↓ 1380.4%
15K· 9.32 mi
7:12/mi
1:05:40
↑ 67↓ 78
20K· 12.43 mi
7:28/mi
1:28:51
↑ 106↓ 860.1%
Half· 13.11 mi
7:15/mi
1:33:48
↑ 19↓ 370.5%
25K· 15.53 mi
7:30/mi
1:52:00
↑ 66↓ 880.2%
30K· 18.64 mi
7:52/mi
2:16:27
↑ 181↓ 1480.2%
20M
8:04/mi
2:27:25
↑ 64↓ 500.2%
21M
8:42/mi
2:36:07
↑ 106↓ 241.6%
35K· 21.75 mi
7:57/mi
2:42:04
↑ 17↓ 861.7%
23M
8:19/mi
2:52:29
↑ 23↓ 630.6%
24M
8:00/mi
3:00:29
↓ 821.3%
40K· 24.85 mi
8:22/mi
3:07:38
↓ 200.3%
25.2M
8:48/mi
3:10:40
↑ 13↓ 160.2%
Finish· 26.22 mi
7:34/mi
3:18:23
↑ 22↓ 21

The Course

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Half Splits

1st Half· via HalfFaster
Distance13.11 mi
Time1:33:48
Pace7:09 /mi
2nd Half
Distance13.11 mi
Time1:44:35
Pace7:59 /mi
📊Positive Split: 11.5% slower second half

Checkpoint Splits

CheckpointDistanceTime of DayTimeAvg PaceSegment TimeSegment PaceDiff
5K
3.11 mi11:11:2821:236:5321:23
6:53
-
10K
6.21 mi11:33:2243:176:5821:54
7:03
+0:10
15K
9.32 mi11:55:451:05:407:0322:23
7:12
+0:09
20K
12.43 mi12:18:561:28:517:0923:11
7:28
+0:16
Half
13.11 mi12:23:531:33:487:094:57
7:15
-0:13
25K
15.53 mi12:42:051:52:007:1318:12
7:30
+0:15
30K
18.64 mi13:06:322:16:277:1924:27
7:52
+0:22
20M
20.00 mi13:17:302:27:257:2210:58
8:04
+0:12
21M
21.00 mi13:26:122:36:077:268:42
8:42
+0:38
35K
21.75 mi13:32:092:42:047:275:57
7:57
-0:45
23M
23.00 mi13:42:342:52:297:3010:25
8:19
+0:22
24M
24.00 mi13:50:343:00:297:318:00
8:00
-0:19
40K
24.85 mi13:57:433:07:387:337:09
8:22
+0:22
25.2M
25.20 mi14:00:453:10:407:343:02
8:48
+0:26
Finish
26.22 mi14:08:283:18:237:347:43
7:34
-1:14

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

6:53 /mi

Average Pace

7:34 /mi

Slowest Pace

8:48 /mi

Loading chart...
Fastest
Middle
Slowest
Average

📊Segments

Segment Time Comparison

Time at Faster Pace

1:59:43

60% of race

Time at Steady Pace

49:22

25% of race

Time at Slower Pace

29:18

15% of race

Average Pace: 7:34 /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 mi11:11:2821:236:5321:23
6:53
#5447
10K
6.21 mi11:33:2243:176:5821:54
7:03
#6319
15K
9.32 mi11:55:451:05:407:0322:23
7:12
#6760
20K
12.43 mi12:18:561:28:517:0923:11
7:28
#7225
Half
13.11 mi12:23:531:33:487:094:57
7:15
#7267
25K
15.53 mi12:42:051:52:007:1318:12
7:30
#7437
30K
18.64 mi13:06:322:16:277:1924:27
7:52
#7780
20M
20.00 mi13:17:302:27:257:2210:58
8:04
#7940
21M
21.00 mi13:26:122:36:077:268:42
8:42
#8148
35K
21.75 mi13:32:092:42:047:275:57
7:57
#8265
23M
23.00 mi13:42:342:52:297:3010:25
8:19
#8472
24M
24.00 mi13:50:343:00:297:318:00
8:00
#8561
40K
24.85 mi13:57:433:07:387:337:09
8:22
#8694
25.2M
25.20 mi14:00:453:10:407:343:02
8:48
#8719
Finish
26.22 mi14:08:283:18:237:347:43
7:34
#8716
Faster pace
Steady pace
Slower pace

Checkpoint and Segment Rankings

CheckpointDistanceSeg. DistOverallFemalesF18-39Seg. OverallSeg. FemalesSeg. F18-39
5K3.11 mi3.11 mi54474114117846(Top 29%)1021(Top 9%)1021(Top 21%)
10K6.21 mi3.10 mi6319-872583-172583-1727133(Top 27%)789(Top 7%)789(Top 16%)
15K9.32 mi3.11 mi6760-441677-94677-947846(Top 29%)1021(Top 9%)1021(Top 21%)
20K12.43 mi3.11 mi7225-465803-126803-1269025(Top 34%)1499(Top 13%)1499(Top 31%)
Half13.11 mi0.68 mi7267-42818-15818-158326(Top 31%)1231(Top 11%)1231(Top 25%)
25K15.53 mi2.42 mi7437-170874-56874-568848(Top 33%)1499(Top 13%)1499(Top 31%)
30K18.64 mi3.11 mi7780-3431034-1601034-1609904(Top 37%)2107(Top 18%)2107(Top 43%)
20M20.00 mi1.36 mi7940-1601108-741108-7410800(Top 41%)2628(Top 23%)2628(Top 54%)
21M21.00 mi1.00 mi8148-2081209-1011209-10111667(Top 44%)3218(Top 28%)3218(Top 66%)
35K21.75 mi0.75 mi8265-1171263-541263-5411778(Top 44%)3285(Top 29%)3285(Top 67%)
23M23.00 mi1.25 mi8472-2071361-981361-9812038(Top 45%)3527(Top 31%)3527(Top 72%)
24M24.00 mi1.00 mi8561-891414-531414-5311242(Top 42%)3204(Top 28%)3204(Top 66%)
40K24.85 mi0.85 mi8694-1331492-781492-7812465(Top 47%)3906(Top 34%)3906(Top 80%)
25.2M25.20 mi0.35 mi8719-251511-191511-1911328(Top 43%)3340(Top 29%)3340(Top 68%)
Finish26.22 mi1.02 mi8716+31534-231534-239113(Top 34%)2283(Top 20%)2283(Top 47%)

Segment Performance Analysis

10K→15K

0.0 - 3.1 mi

Top 29%
×21story building
+97ft-345ft

Overall

7846

Females

1021

F18-39

1021

5K→10K

3.1 - 6.2 mi

Top 27%
×5story building
+79ft-138ft

Overall

7133

Females

789

F18-39

789

10K→15K

6.2 - 9.3 mi

Top 29%
×3story building
+67ft-78ft

Overall

7846

Females

1021

F18-39

1021

15K→20K

9.3 - 12.4 mi

Top 34%
×5story building
+106ft-86ft

Overall

9025

Females

1499

F18-39

1499

20K→Half

12.4 - 13.1 mi

Top 31%
×2story building
+19ft-37ft

Overall

8326

Females

1231

F18-39

1231

Half→25K

13.1 - 15.5 mi

Top 33%
×4story building
+66ft-88ft

Overall

8848

Females

1499

F18-39

1499

25K→30K

15.5 - 18.6 mi

Top 37%
×9story building
+181ft-148ft

Overall

9904

Females

2107

F18-39

2107

30K→20M

18.6 - 20.0 mi

Top 41%
×5story building
+64ft-50ft

Overall

10800

Females

2628

F18-39

2628

20M→21M

20.0 - 21.0 mi

Top 44%
×8story building
+106ft-24ft

Overall

11667

Females

3218

F18-39

3218

21M→35K

21.0 - 21.8 mi

Top 44%
×7story building
+17ft-86ft

Overall

11778

Females

3285

F18-39

3285

35K→23M

21.8 - 23.0 mi

Top 45%
×5story building
+23ft-63ft

Overall

12038

Females

3527

F18-39

3527

23M→24M

23.0 - 24.0 mi

Top 42%
×6story building
+12ft-82ft

Overall

11242

Females

3204

F18-39

3204

24M→40K

24.0 - 24.9 mi

Top 47%
×1story
+6ft-20ft

Overall

12465

Females

3906

F18-39

3906

40K→25.2M

24.9 - 25.2 mi

Top 43%
×1story
+13ft-16ft

Overall

11328

Females

3340

F18-39

3340

25.2M→Finish

25.2 - 26.2 mi

Top 34%
×2story building
+22ft-21ft

Overall

9113

Females

2283

F18-39

2283

Passing Analysis

Category:
Athletes Passed
438
Passed By
3707
Net Change
-3269
SegmentAthletes PassedPassed ByNet ChangeStart RankEnd Rank
Start → 5K----#5447
5K → 10K18890-872#5447#6319
10K → 15K28469-441#6319#6760
15K → 20K25490-465#6760#7225
20K → Half749-42#7225#7267
Half → 25K34204-170#7267#7437
25K → 30K64407-343#7437#7780
30K → 20M30190-160#7780#7940
20M → 21M22230-208#7940#8148
21M → 35K22139-117#8148#8265
35K → 23M32239-207#8265#8472
23M → 24M48137-89#8472#8561
24M → 40K26159-133#8561#8694
40K → 25.2M1944-25#8694#8719
25.2M → Finish6360+3#8719#8716
TOTALS4383707-3269
📊

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