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BOSTON MARATHON 2023

Stephanie Escobar

Bib: 21233•F

TX

0:00
0:00
/ mi
Masters
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Overall
#0 / 26622
Gender (Female)
#0 / 11423
Masters (Masters Women)
#0 / 6539
Division (F50-54)
#0 / 1207
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
8:54/mi
27:38
↑ 97↓ 3451.5%
10K· 6.21 mi
9:07/mi
55:57
↑ 79↓ 1380.4%
15K· 9.32 mi
9:03/mi
1:24:04
↑ 67↓ 78
20K· 12.43 mi
9:00/mi
1:52:03
↑ 106↓ 860.1%
Half· 13.11 mi
9:01/mi
1:58:12
↑ 19↓ 370.5%
25K· 15.53 mi
9:01/mi
2:20:03
↑ 66↓ 880.2%
30K· 18.64 mi
9:05/mi
2:48:15
↑ 181↓ 1480.2%
20M
9:07/mi
3:00:38
↑ 64↓ 500.2%
21M
9:47/mi
3:10:25
↑ 106↓ 241.6%
35K· 21.75 mi
8:57/mi
3:17:07
↑ 17↓ 861.7%
23M
9:22/mi
3:28:51
↑ 23↓ 630.6%
24M
9:26/mi
3:38:17
↓ 821.3%
40K· 24.85 mi
9:35/mi
3:46:29
↓ 200.3%
25.2M
10:21/mi
3:50:03
↑ 13↓ 160.2%
Finish· 26.22 mi
9:39/mi
3:59:53
↑ 22↓ 21

The Course

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Half Splits

1st Half· via HalfFaster
Distance13.11 mi
Time1:58:12
Pace9:01 /mi
2nd Half
Distance13.11 mi
Time2:01:41
Pace9:17 /mi
📊Positive Split: 2.9% slower second half

Checkpoint Splits

CheckpointDistanceTime of DayTimeAvg PaceSegment TimeSegment PaceDiff
5K
3.11 mi11:23:5227:388:5427:38
8:54
-
10K
6.21 mi11:52:1155:579:0028:19
9:07
+0:13
15K
9.32 mi12:20:181:24:049:0128:07
9:03
-0:04
20K
12.43 mi12:48:171:52:039:0127:59
9:00
-0:03
Half
13.11 mi12:54:261:58:129:016:09
9:01
+0:01
25K
15.53 mi13:16:172:20:039:0121:51
9:01
0:00
30K
18.64 mi13:44:292:48:159:0228:12
9:05
+0:04
20M
20.00 mi13:56:523:00:389:0212:23
9:07
+0:02
21M
21.00 mi14:06:393:10:259:049:47
9:47
+0:40
35K
21.75 mi14:13:213:17:079:046:42
8:57
-0:50
23M
23.00 mi14:25:053:28:519:0511:44
9:22
+0:25
24M
24.00 mi14:34:313:38:179:069:26
9:26
+0:04
40K
24.85 mi14:42:433:46:299:078:12
9:35
+0:09
25.2M
25.20 mi14:46:173:50:039:083:34
10:21
+0:46
Finish
26.22 mi14:56:073:59:539:099:50
9:39
-0:42

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

8:54 /mi

Average Pace

9:09 /mi

Slowest Pace

10:21 /mi

Loading chart...
Fastest
Middle
Slowest
Average

📊Segments

Segment Time Comparison

Time at Faster Pace

3:56:19

99% of race

Time at Steady Pace

3:34

1% of race

Time at Slower Pace

0:00

0% of race

Average Pace: 9:09 /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 mi11:23:5227:388:5427:38
8:54
#19976
10K
6.21 mi11:52:1155:579:0028:19
9:07
#20674
15K
9.32 mi12:20:181:24:049:0128:07
9:03
#20659
20K
12.43 mi12:48:171:52:039:0127:59
9:00
#20439
Half
13.11 mi12:54:261:58:129:016:09
9:01
#20445
25K
15.53 mi13:16:172:20:039:0121:51
9:01
#20195
30K
18.64 mi13:44:292:48:159:0228:12
9:05
#19714
20M
20.00 mi13:56:523:00:389:0212:23
9:07
#19515
21M
21.00 mi14:06:393:10:259:049:47
9:47
#19360
35K
21.75 mi14:13:213:17:079:046:42
8:57
#19311
23M
23.00 mi14:25:053:28:519:0511:44
9:22
#19209
24M
24.00 mi14:34:313:38:179:069:26
9:26
#19216
40K
24.85 mi14:42:433:46:299:078:12
9:35
#19199
25.2M
25.20 mi14:46:173:50:039:083:34
10:21
#19186
Finish
26.22 mi14:56:073:59:539:099:50
9:39
#19292
Faster pace
Steady pace
Slower pace

Checkpoint and Segment Rankings

CheckpointDistanceSeg. DistOverallFemalesF50-54Seg. OverallSeg. FemalesSeg. F50-54
5K3.11 mi3.11 mi199767806780620748(Top 78%)8095(Top 71%)8095(Top 671%)
10K6.21 mi3.10 mi20674-6988134-3288134-32821342(Top 80%)8467(Top 74%)8467(Top 701%)
15K9.32 mi3.11 mi20659+158102+328102+3220748(Top 78%)8095(Top 71%)8095(Top 671%)
20K12.43 mi3.11 mi20439+2207969+1337969+13319749(Top 74%)7528(Top 66%)7528(Top 624%)
Half13.11 mi0.68 mi20445-67966+37966+320550(Top 77%)8005(Top 70%)8005(Top 663%)
25K15.53 mi2.42 mi20195+2507815+1517815+15119036(Top 72%)7156(Top 63%)7156(Top 593%)
30K18.64 mi3.11 mi19714+4817560+2557560+25517594(Top 66%)6414(Top 56%)6414(Top 531%)
20M20.00 mi1.36 mi19515+1997463+977463+9717161(Top 64%)6270(Top 55%)6270(Top 519%)
21M21.00 mi1.00 mi19360+1557379+847379+8417232(Top 65%)6332(Top 55%)6332(Top 525%)
35K21.75 mi0.75 mi19311+497356+237356+2317772(Top 67%)6720(Top 59%)6720(Top 557%)
23M23.00 mi1.25 mi19209+1027299+577299+5717847(Top 67%)6784(Top 59%)6784(Top 562%)
24M24.00 mi1.00 mi19216-77314-157314-1519008(Top 71%)7458(Top 65%)7458(Top 618%)
40K24.85 mi0.85 mi19199+177314731418689(Top 70%)7329(Top 64%)7329(Top 607%)
25.2M25.20 mi0.35 mi19186+137307+77307+718690(Top 70%)7350(Top 64%)7350(Top 609%)
Finish26.22 mi1.02 mi19292-1067378-717378-7120663(Top 78%)8392(Top 73%)8392(Top 695%)

Segment Performance Analysis

10K→15K

0.0 - 3.1 mi

Top 78%
×21story building
+97ft-345ft

Overall

20748

Females

8095

F50-54

8095

5K→10K

3.1 - 6.2 mi

Top 80%
×5story building
+79ft-138ft

Overall

21342

Females

8467

F50-54

8467

10K→15K

6.2 - 9.3 mi

Top 78%
×3story building
+67ft-78ft

Overall

20748

Females

8095

F50-54

8095

15K→20K

9.3 - 12.4 mi

Top 74%
×5story building
+106ft-86ft

Overall

19749

Females

7528

F50-54

7528

20K→Half

12.4 - 13.1 mi

Top 77%
×2story building
+19ft-37ft

Overall

20550

Females

8005

F50-54

8005

Half→25K

13.1 - 15.5 mi

Top 72%
×4story building
+66ft-88ft

Overall

19036

Females

7156

F50-54

7156

25K→30K

15.5 - 18.6 mi

Top 66%
×9story building
+181ft-148ft

Overall

17594

Females

6414

F50-54

6414

30K→20M

18.6 - 20.0 mi

Top 64%
×5story building
+64ft-50ft

Overall

17161

Females

6270

F50-54

6270

20M→21M

20.0 - 21.0 mi

Top 65%
×8story building
+106ft-24ft

Overall

17232

Females

6332

F50-54

6332

21M→35K

21.0 - 21.8 mi

Top 67%
×7story building
+17ft-86ft

Overall

17772

Females

6720

F50-54

6720

35K→23M

21.8 - 23.0 mi

Top 67%
×5story building
+23ft-63ft

Overall

17847

Females

6784

F50-54

6784

23M→24M

23.0 - 24.0 mi

Top 71%
×6story building
+12ft-82ft

Overall

19008

Females

7458

F50-54

7458

24M→40K

24.0 - 24.9 mi

Top 70%
×1story
+6ft-20ft

Overall

18689

Females

7329

F50-54

7329

40K→25.2M

24.9 - 25.2 mi

Top 70%
×1story
+13ft-16ft

Overall

18690

Females

7350

F50-54

7350

25.2M→Finish

25.2 - 26.2 mi

Top 78%
×2story building
+22ft-21ft

Overall

20663

Females

8392

F50-54

8392

Passing Analysis

Category:
Athletes Passed
2066
Passed By
1382
Net Change
+684
SegmentAthletes PassedPassed ByNet ChangeStart RankEnd Rank
Start → 5K----#19976
5K → 10K77775-698#19976#20674
10K → 15K184169+15#20674#20659
15K → 20K28767+220#20659#20439
20K → Half2733-6#20439#20445
Half → 25K27020+250#20445#20195
25K → 30K4898+481#20195#19714
30K → 20M2056+199#19714#19515
20M → 21M17318+155#19515#19360
21M → 35K578+49#19360#19311
35K → 23M12826+102#19311#19209
23M → 24M5461-7#19209#19216
24M → 40K6346+17#19216#19199
40K → 25.2M2613+13#19199#19186
25.2M → Finish26132-106#19186#19292
TOTALS20661382+684
📊

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