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BOSTON MARATHON 2023

Isabel Esquivel

Bib: 16858•F

0:00
0:00
/ mi
Masters
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Overall
#0 / 26622
Top 43%
Gender (Female)
#0 / 11423
Top 24%
Masters (Masters Women)
#0 / 6539
Top 12%
Division (F40-44)
#0 / 1878
Top 24%
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
7:36/mi
23:37
↑ 97↓ 3451.5%
10K· 6.21 mi
7:35/mi
47:12
↑ 79↓ 1380.4%
15K· 9.32 mi
7:36/mi
1:10:49
↑ 67↓ 78
20K· 12.43 mi
7:35/mi
1:34:22
↑ 106↓ 860.1%
Half· 13.11 mi
7:29/mi
1:39:28
↑ 19↓ 370.5%
25K· 15.53 mi
7:32/mi
1:57:43
↑ 66↓ 880.2%
30K· 18.64 mi
7:53/mi
2:22:14
↑ 181↓ 1480.2%
20M
8:11/mi
2:33:21
↑ 64↓ 500.2%
21M
8:52/mi
2:42:13
↑ 106↓ 241.6%
35K· 21.75 mi
8:08/mi
2:48:18
↑ 17↓ 861.7%
23M
8:34/mi
2:59:02
↑ 23↓ 630.6%
24M
8:26/mi
3:07:28
↓ 821.3%
40K· 24.85 mi
8:42/mi
3:14:54
↓ 200.3%
25.2M
9:52/mi
3:18:18
↑ 13↓ 160.2%
Finish· 26.22 mi
8:43/mi
3:27:11
↑ 22↓ 21

The Course

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Half Splits

1st Half· via HalfFaster
Distance13.11 mi
Time1:39:28
Pace7:35 /mi
2nd Half
Distance13.11 mi
Time1:47:43
Pace8:13 /mi
📊Positive Split: 8.3% slower second half

Checkpoint Splits

CheckpointDistanceTime of DayTimeAvg PaceSegment TimeSegment PaceDiff
5K
3.11 mi11:21:1123:377:3623:37
7:36
-
10K
6.21 mi11:44:4647:127:3623:35
7:35
-0:01
15K
9.32 mi12:08:231:10:497:3623:37
7:36
+0:01
20K
12.43 mi12:31:561:34:227:3623:33
7:35
-0:01
Half
13.11 mi12:37:021:39:287:355:06
7:29
-0:06
25K
15.53 mi12:55:171:57:437:3518:15
7:32
+0:03
30K
18.64 mi13:19:482:22:147:3824:31
7:53
+0:21
20M
20.00 mi13:30:552:33:217:4011:07
8:11
+0:18
21M
21.00 mi13:39:472:42:137:438:52
8:52
+0:41
35K
21.75 mi13:45:522:48:187:446:05
8:08
-0:44
23M
23.00 mi13:56:362:59:027:4710:44
8:34
+0:26
24M
24.00 mi14:05:023:07:287:498:26
8:26
-0:08
40K
24.85 mi14:12:283:14:547:507:26
8:42
+0:16
25.2M
25.20 mi14:15:523:18:187:523:24
9:52
+1:10
Finish
26.22 mi14:24:453:27:117:548:53
8:43
-1:09

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

7:29 /mi

Average Pace

7:54 /mi

Slowest Pace

9:52 /mi

Loading chart...
Fastest
Middle
Slowest
Average

📊Segments

Segment Time Comparison

Time at Faster Pace

1:57:43

57% of race

Time at Steady Pace

50:09

24% of race

Time at Slower Pace

39:19

19% of race

Average Pace: 7:54 /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 mi11:21:1123:377:3623:37
7:36
#10572
10K
6.21 mi11:44:4647:127:3623:35
7:35
#10897
15K
9.32 mi12:08:231:10:497:3623:37
7:36
#10916
20K
12.43 mi12:31:561:34:227:3623:33
7:35
#10656
Half
13.11 mi12:37:021:39:287:355:06
7:29
#10617
25K
15.53 mi12:55:171:57:437:3518:15
7:32
#10297
30K
18.64 mi13:19:482:22:147:3824:31
7:53
#10217
20M
20.00 mi13:30:552:33:217:4011:07
8:11
#10300
21M
21.00 mi13:39:472:42:137:438:52
8:52
#10428
35K
21.75 mi13:45:522:48:187:446:05
8:08
#10494
23M
23.00 mi13:56:362:59:027:4710:44
8:34
#10665
24M
24.00 mi14:05:023:07:287:498:26
8:26
#10829
40K
24.85 mi14:12:283:14:547:507:26
8:42
#10984
25.2M
25.20 mi14:15:523:18:187:523:24
9:52
#11083
Finish
26.22 mi14:24:453:27:117:548:53
8:43
#11351
Faster pace
Steady pace
Slower pace

Checkpoint and Segment Rankings

CheckpointDistanceSeg. DistOverallFemalesF40-44Seg. OverallSeg. FemalesSeg. F40-44
5K3.11 mi3.11 mi105722124212411050(Top 42%)2379(Top 21%)2379(Top 127%)
10K6.21 mi3.10 mi10897-3252277-1532277-15311262(Top 42%)2474(Top 22%)2474(Top 132%)
15K9.32 mi3.11 mi10916-192290-132290-1311050(Top 42%)2379(Top 21%)2379(Top 127%)
20K12.43 mi3.11 mi10656+2602158+1322158+1329958(Top 37%)1898(Top 17%)1898(Top 101%)
Half13.11 mi0.68 mi10617+392133+252133+2510120(Top 38%)1956(Top 17%)1956(Top 104%)
25K15.53 mi2.42 mi10297+3201995+1381995+1389000(Top 34%)1560(Top 14%)1560(Top 83%)
30K18.64 mi3.11 mi10217+802006-112006-1110087(Top 38%)2208(Top 19%)2208(Top 118%)
20M20.00 mi1.36 mi10300-832070-642070-6411578(Top 43%)3040(Top 27%)3040(Top 162%)
21M21.00 mi1.00 mi10428-1282165-952165-9512655(Top 48%)3751(Top 33%)3751(Top 200%)
35K21.75 mi0.75 mi10494-662214-492214-4913004(Top 49%)3990(Top 35%)3990(Top 212%)
23M23.00 mi1.25 mi10665-1712341-1272341-12713666(Top 51%)4424(Top 39%)4424(Top 236%)
24M24.00 mi1.00 mi10829-1642442-1012442-10114078(Top 53%)4705(Top 41%)4705(Top 251%)
40K24.85 mi0.85 mi10984-1552545-1032545-10314473(Top 54%)5003(Top 44%)5003(Top 266%)
25.2M25.20 mi0.35 mi11083-992607-622607-6216807(Top 63%)6298(Top 55%)6298(Top 335%)
Finish26.22 mi1.02 mi11351-2682767-1602767-16016575(Top 62%)6129(Top 54%)6129(Top 326%)

Segment Performance Analysis

10K→15K

0.0 - 3.1 mi

Top 42%
×21story building
+97ft-345ft

Overall

11050

Females

2379

F40-44

2379

5K→10K

3.1 - 6.2 mi

Top 42%
×5story building
+79ft-138ft

Overall

11262

Females

2474

F40-44

2474

10K→15K

6.2 - 9.3 mi

Top 42%
×3story building
+67ft-78ft

Overall

11050

Females

2379

F40-44

2379

15K→20K

9.3 - 12.4 mi

Top 37%
×5story building
+106ft-86ft

Overall

9958

Females

1898

F40-44

1898

20K→Half

12.4 - 13.1 mi

Top 38%
×2story building
+19ft-37ft

Overall

10120

Females

1956

F40-44

1956

Half→25K

13.1 - 15.5 mi

Top 34%
×4story building
+66ft-88ft

Overall

9000

Females

1560

F40-44

1560

25K→30K

15.5 - 18.6 mi

Top 38%
×9story building
+181ft-148ft

Overall

10087

Females

2208

F40-44

2208

30K→20M

18.6 - 20.0 mi

Top 43%
×5story building
+64ft-50ft

Overall

11578

Females

3040

F40-44

3040

20M→21M

20.0 - 21.0 mi

Top 48%
×8story building
+106ft-24ft

Overall

12655

Females

3751

F40-44

3751

21M→35K

21.0 - 21.8 mi

Top 49%
×7story building
+17ft-86ft

Overall

13004

Females

3990

F40-44

3990

35K→23M

21.8 - 23.0 mi

Top 51%
×5story building
+23ft-63ft

Overall

13666

Females

4424

F40-44

4424

23M→24M

23.0 - 24.0 mi

Top 53%
×6story building
+12ft-82ft

Overall

14078

Females

4705

F40-44

4705

24M→40K

24.0 - 24.9 mi

Top 54%
×1story
+6ft-20ft

Overall

14473

Females

5003

F40-44

5003

40K→25.2M

24.9 - 25.2 mi

Top 63%
×1story
+13ft-16ft

Overall

16807

Females

6298

F40-44

6298

25.2M→Finish

25.2 - 26.2 mi

Top 62%
×2story building
+22ft-21ft

Overall

16575

Females

6129

F40-44

6129

Passing Analysis

Category:
Athletes Passed
1496*
Passed By
2275
Net Change
-779
SegmentAthletes PassedPassed ByNet ChangeStart RankEnd Rank
Start → 5K----#10572
5K → 10K161486-325#10572#10897
10K → 15K170189-19#10897#10916
15K → 20K31252+260#10916#10656
20K → Half5112+39#10656#10617
Half → 25K33212+320#10617#10297
25K → 30K191*111+80#10297#10217
30K → 20M59*142-83#10217#10300
20M → 21M53181-128#10300#10428
21M → 35K2995-66#10428#10494
35K → 23M42213-171#10494#10665
23M → 24M31195-164#10665#10829
24M → 40K27182-155#10829#10984
40K → 25.2M14113-99#10984#11083
25.2M → Finish24292-268#11083#11351
TOTALS1496*2275-779

* Includes athletes who did not complete a segment (DNF/DNQ).

📊

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