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BOSTON MARATHON 2023

Monica Mestas

Bib: 27857•F

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
9:33/mi
29:39
↑ 97↓ 3451.5%
10K· 6.21 mi
9:21/mi
58:42
↑ 79↓ 1380.4%
15K· 9.32 mi
9:21/mi
1:27:46
↑ 67↓ 78
20K· 12.43 mi
9:35/mi
1:57:32
↑ 106↓ 860.1%
Half· 13.11 mi
9:27/mi
2:03:59
↑ 19↓ 370.5%
25K· 15.53 mi
9:50/mi
2:27:50
↑ 66↓ 880.2%
30K· 18.64 mi
9:51/mi
2:58:26
↑ 181↓ 1480.2%
20M
9:39/mi
3:11:33
↑ 64↓ 500.2%
21M
10:58/mi
3:22:31
↑ 106↓ 241.6%
35K· 21.75 mi
9:04/mi
3:29:18
↑ 17↓ 861.7%
23M
9:33/mi
3:41:16
↑ 23↓ 630.6%
24M
9:12/mi
3:50:28
↓ 821.3%
40K· 24.85 mi
9:51/mi
3:58:53
↓ 200.3%
25.2M
10:09/mi
4:02:23
↑ 13↓ 160.2%
Finish· 26.22 mi
9:11/mi
4:11:45
↑ 22↓ 21

The Course

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Half Splits

1st Half· via HalfFaster
Distance13.11 mi
Time2:03:59
Pace9:27 /mi
2nd Half
Distance13.11 mi
Time2:07:46
Pace9:45 /mi
📊Positive Split: 3.1% slower second half

Checkpoint Splits

CheckpointDistanceTime of DayTimeAvg PaceSegment TimeSegment PaceDiff
5K
3.11 mi11:47:1629:399:3329:39
9:33
-
10K
6.21 mi12:16:1958:429:2729:03
9:21
-0:12
15K
9.32 mi12:45:231:27:469:2529:04
9:21
0:00
20K
12.43 mi13:15:091:57:329:2729:46
9:35
+0:14
Half
13.11 mi13:21:362:03:599:276:27
9:27
-0:08
25K
15.53 mi13:45:272:27:509:3123:51
9:50
+0:23
30K
18.64 mi14:16:032:58:269:3430:36
9:51
+0:01
20M
20.00 mi14:29:103:11:339:3513:07
9:39
-0:12
21M
21.00 mi14:40:083:22:319:3910:58
10:58
+1:19
35K
21.75 mi14:46:553:29:189:376:47
9:04
-1:54
23M
23.00 mi14:58:533:41:169:3711:58
9:33
+0:29
24M
24.00 mi15:08:053:50:289:369:12
9:12
-0:21
40K
24.85 mi15:16:303:58:539:378:25
9:51
+0:39
25.2M
25.20 mi15:20:004:02:239:373:30
10:09
+0:18
Finish
26.22 mi15:29:224:11:459:379:22
9:11
-0:58

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

9:04 /mi

Average Pace

9:37 /mi

Slowest Pace

10:58 /mi

Loading chart...
Fastest
Middle
Slowest
Average

📊Segments

Segment Time Comparison

Time at Faster Pace

25:21

10% of race

Time at Steady Pace

2:29:04

59% of race

Time at Slower Pace

1:17:20

31% of race

Average Pace: 9:36 /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 mi11:47:1629:399:3329:39
9:33
#22223
10K
6.21 mi12:16:1958:429:2729:03
9:21
#22196
15K
9.32 mi12:45:231:27:469:2529:04
9:21
#22030
20K
12.43 mi13:15:091:57:329:2729:46
9:35
#21975
Half
13.11 mi13:21:362:03:599:276:27
9:27
#21965
25K
15.53 mi13:45:272:27:509:3123:51
9:50
#21941
30K
18.64 mi14:16:032:58:269:3430:36
9:51
#21672
20M
20.00 mi14:29:103:11:339:3513:07
9:39
#21534
21M
21.00 mi14:40:083:22:319:3910:58
10:58
#21483
35K
21.75 mi14:46:553:29:189:376:47
9:04
#21366
23M
23.00 mi14:58:533:41:169:3711:58
9:33
#21186
24M
24.00 mi15:08:053:50:289:369:12
9:12
#21051
40K
24.85 mi15:16:303:58:539:378:25
9:51
#20980
25.2M
25.20 mi15:20:004:02:239:373:30
10:09
#20929
Finish
26.22 mi15:29:224:11:459:379:22
9:11
#20849
Faster pace
Steady pace
Slower pace

Checkpoint and Segment Rankings

CheckpointDistanceSeg. DistOverallFemalesF50-54Seg. OverallSeg. FemalesSeg. F50-54
5K3.11 mi3.11 mi222238988898821826(Top 82%)8688(Top 76%)8688(Top 720%)
10K6.21 mi3.10 mi22196+278950+388950+3822075(Top 83%)8855(Top 78%)8855(Top 734%)
15K9.32 mi3.11 mi22030+1668854+968854+9621826(Top 82%)8688(Top 76%)8688(Top 720%)
20K12.43 mi3.11 mi21975+558823+318823+3121798(Top 82%)8678(Top 76%)8678(Top 719%)
Half13.11 mi0.68 mi21965+108813+108813+1021983(Top 83%)8769(Top 77%)8769(Top 727%)
25K15.53 mi2.42 mi21941+248793+208793+2021832(Top 82%)8741(Top 77%)8741(Top 724%)
30K18.64 mi3.11 mi21672+2698652+1418652+14120606(Top 77%)8113(Top 71%)8113(Top 672%)
20M20.00 mi1.36 mi21534+1388585+678585+6719421(Top 73%)7534(Top 66%)7534(Top 624%)
21M21.00 mi1.00 mi21483+518571+148571+1420769(Top 78%)8338(Top 73%)8338(Top 691%)
35K21.75 mi0.75 mi21366+1178514+578514+5718221(Top 68%)6973(Top 61%)6973(Top 578%)
23M23.00 mi1.25 mi21186+1808437+778437+7718581(Top 70%)7180(Top 63%)7180(Top 595%)
24M24.00 mi1.00 mi21051+1358374+638374+6318085(Top 68%)6955(Top 61%)6955(Top 576%)
40K24.85 mi0.85 mi20980+718342+328342+3219545(Top 73%)7804(Top 68%)7804(Top 647%)
25.2M25.20 mi0.35 mi20929+518319+238319+2318018(Top 68%)6989(Top 61%)6989(Top 579%)
Finish26.22 mi1.02 mi20849+808284+358284+3518903(Top 71%)7396(Top 65%)7396(Top 613%)

Segment Performance Analysis

10K→15K

0.0 - 3.1 mi

Top 82%
×21story building
+97ft-345ft

Overall

21826

Females

8688

F50-54

8688

5K→10K

3.1 - 6.2 mi

Top 83%
×5story building
+79ft-138ft

Overall

22075

Females

8855

F50-54

8855

10K→15K

6.2 - 9.3 mi

Top 82%
×3story building
+67ft-78ft

Overall

21826

Females

8688

F50-54

8688

15K→20K

9.3 - 12.4 mi

Top 82%
×5story building
+106ft-86ft

Overall

21798

Females

8678

F50-54

8678

20K→Half

12.4 - 13.1 mi

Top 83%
×2story building
+19ft-37ft

Overall

21983

Females

8769

F50-54

8769

Half→25K

13.1 - 15.5 mi

Top 82%
×4story building
+66ft-88ft

Overall

21832

Females

8741

F50-54

8741

25K→30K

15.5 - 18.6 mi

Top 77%
×9story building
+181ft-148ft

Overall

20606

Females

8113

F50-54

8113

30K→20M

18.6 - 20.0 mi

Top 73%
×5story building
+64ft-50ft

Overall

19421

Females

7534

F50-54

7534

20M→21M

20.0 - 21.0 mi

Top 78%
×8story building
+106ft-24ft

Overall

20769

Females

8338

F50-54

8338

21M→35K

21.0 - 21.8 mi

Top 68%
×7story building
+17ft-86ft

Overall

18221

Females

6973

F50-54

6973

35K→23M

21.8 - 23.0 mi

Top 70%
×5story building
+23ft-63ft

Overall

18581

Females

7180

F50-54

7180

23M→24M

23.0 - 24.0 mi

Top 68%
×6story building
+12ft-82ft

Overall

18085

Females

6955

F50-54

6955

24M→40K

24.0 - 24.9 mi

Top 73%
×1story
+6ft-20ft

Overall

19545

Females

7804

F50-54

7804

40K→25.2M

24.9 - 25.2 mi

Top 68%
×1story
+13ft-16ft

Overall

18018

Females

6989

F50-54

6989

25.2M→Finish

25.2 - 26.2 mi

Top 71%
×2story building
+22ft-21ft

Overall

18903

Females

7396

F50-54

7396

Passing Analysis

Category:
Athletes Passed
2013
Passed By
639
Net Change
+1374
SegmentAthletes PassedPassed ByNet ChangeStart RankEnd Rank
Start → 5K----#22223
5K → 10K257230+27#22223#22196
10K → 15K25993+166#22196#22030
15K → 20K162107+55#22030#21975
20K → Half2818+10#21975#21965
Half → 25K10884+24#21965#21941
25K → 30K29728+269#21941#21672
30K → 20M1435+138#21672#21534
20M → 21M9241+51#21534#21483
21M → 35K1192+117#21483#21366
35K → 23M1866+180#21366#21186
23M → 24M1350+135#21186#21051
24M → 40K787+71#21051#20980
40K → 25.2M521+51#20980#20929
25.2M → Finish9717+80#20929#20849
TOTALS2013639+1374
📊

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