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BOSTON MARATHON 2023

Laurel Ampuero

Bib: 22753•F

MI

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

Start
0:00:00
Race begins
5K· 3.11 mi
27:41
Rank: #20050
Start → 5K
27:41 | 8:55/mi
10K· 6.21 mi
54:56
Rank: #19890 (+160)
5K → 10K
27:15 | 8:46/mi
15K· 9.32 mi
1:21:57
Rank: #19569 (+321)
10K → 15K
27:01 | 8:42/mi
20K· 12.43 mi
1:49:33
Rank: #19400 (+169)
15K → 20K
27:36 | 8:53/mi
Half· 13.11 mi
1:55:31
Rank: #19390 (+10)
20K → Half
5:58 | 8:45/mi
25K· 15.53 mi
2:17:29
Rank: #19359 (+31)
Half → 25K
21:58 | 9:04/mi
30K· 18.64 mi
2:47:01
Rank: #19400 (-41)
25K → 30K
29:32 | 9:30/mi
20M
3:00:19
Rank: #19444 (-44)
30K → 20M
13:18 | 9:47/mi
21M
3:10:40
Rank: #19414 (+30)
20M → 21M
10:21 | 10:21/mi
35K· 21.75 mi
3:18:01
Rank: #19490 (-76)
21M → 35K
7:21 | 9:49/mi
23M
3:30:40
Rank: #19561 (-71)
35K → 23M
12:39 | 10:06/mi
24M
3:40:29
Rank: #19611 (-50)
23M → 24M
9:49 | 9:49/mi
40K· 24.85 mi
3:48:50
Rank: #19602 (+9)
24M → 40K
8:21 | 9:46/mi
25.2M
3:52:30
Rank: #19605 (-3)
40K → 25.2M
3:40 | 10:38/mi
Finish· 26.22 mi
4:02:16
Rank: #19649 (-44)
25.2M → Finish
9:46 | 9:35/mi

The Course

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Half Splits

1st Half· via HalfFaster
Distance13.11 mi
Time1:55:31
Pace8:49 /mi
2nd Half
Distance13.11 mi
Time2:06:45
Pace9:40 /mi
📊Positive Split: 9.7% slower second half

Checkpoint Splits

CheckpointDistanceTime of DayTimeAvg PaceSegment TimeSegment PaceDiff
5K
3.11 mi11:22:2027:418:5527:41
8:55
-
10K
6.21 mi11:49:3554:568:5027:15
8:46
-0:09
15K
9.32 mi12:16:361:21:578:4827:01
8:42
-0:04
20K
12.43 mi12:44:121:49:338:4927:36
8:53
+0:11
Half
13.11 mi12:50:101:55:318:495:58
8:45
-0:08
25K
15.53 mi13:12:082:17:298:5121:58
9:04
+0:19
30K
18.64 mi13:41:402:47:018:5829:32
9:30
+0:26
20M
20.00 mi13:54:583:00:199:0113:18
9:47
+0:17
21M
21.00 mi14:05:193:10:409:0510:21
10:21
+0:34
35K
21.75 mi14:12:403:18:019:067:21
9:49
-0:32
23M
23.00 mi14:25:193:30:409:1012:39
10:06
+0:17
24M
24.00 mi14:35:083:40:299:119:49
9:49
-0:17
40K
24.85 mi14:43:293:48:509:128:21
9:46
-0:03
25.2M
25.20 mi14:47:093:52:309:143:40
10:38
+0:52
Finish
26.22 mi14:56:554:02:169:159:46
9:35
-1:03

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

8:42 /mi

Average Pace

9:15 /mi

Slowest Pace

10:38 /mi

Loading chart...
Fastest
Middle
Slowest
Average

📊Segments

Segment Time Comparison

Time at Faster Pace

2:17:29

57% of race

Time at Steady Pace

1:18:07

32% of race

Time at Slower Pace

26:40

11% of race

Average Pace: 9:14 /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 mi11:22:2027:418:5527:41
8:55
#20050
10K
6.21 mi11:49:3554:568:5027:15
8:46
#19890
15K
9.32 mi12:16:361:21:578:4827:01
8:42
#19569
20K
12.43 mi12:44:121:49:338:4927:36
8:53
#19400
Half
13.11 mi12:50:101:55:318:495:58
8:45
#19390
25K
15.53 mi13:12:082:17:298:5121:58
9:04
#19359
30K
18.64 mi13:41:402:47:018:5829:32
9:30
#19400
20M
20.00 mi13:54:583:00:199:0113:18
9:47
#19444
21M
21.00 mi14:05:193:10:409:0510:21
10:21
#19414
35K
21.75 mi14:12:403:18:019:067:21
9:49
#19490
23M
23.00 mi14:25:193:30:409:1012:39
10:06
#19561
24M
24.00 mi14:35:083:40:299:119:49
9:49
#19611
40K
24.85 mi14:43:293:48:509:128:21
9:46
#19602
25.2M
25.20 mi14:47:093:52:309:143:40
10:38
#19605
Finish
26.22 mi14:56:554:02:169:159:46
9:35
#19649
Faster pace
Steady pace
Slower pace

Checkpoint and Segment Rankings

CheckpointDistanceSeg. DistOverallFemalesF50-54Seg. OverallSeg. FemalesSeg. F50-54
5K3.11 mi3.11 mi200507846784618964(Top 71%)7079(Top 62%)7079(Top 586%)
10K6.21 mi3.10 mi19890+1607703+1437703+14319792(Top 74%)7577(Top 66%)7577(Top 628%)
15K9.32 mi3.11 mi19569+3217492+2117492+21118964(Top 71%)7079(Top 62%)7079(Top 586%)
20K12.43 mi3.11 mi19400+1697373+1197373+11919146(Top 72%)7181(Top 63%)7181(Top 595%)
Half13.11 mi0.68 mi19390+107364+97364+919257(Top 72%)7248(Top 63%)7248(Top 600%)
25K15.53 mi2.42 mi19359+317335+297335+2919254(Top 72%)7284(Top 64%)7284(Top 603%)
30K18.64 mi3.11 mi19400-417371-367371-3619466(Top 73%)7451(Top 65%)7451(Top 617%)
20M20.00 mi1.36 mi19444-447419-487419-4819820(Top 74%)7758(Top 68%)7758(Top 643%)
21M21.00 mi1.00 mi19414+307409+107409+1019162(Top 72%)7442(Top 65%)7442(Top 617%)
35K21.75 mi0.75 mi19490-767456-477456-4720835(Top 78%)8401(Top 74%)8401(Top 696%)
23M23.00 mi1.25 mi19561-717502-467502-4620298(Top 76%)8128(Top 71%)8128(Top 673%)
24M24.00 mi1.00 mi19611-507544-427544-4220294(Top 76%)8147(Top 71%)8147(Top 675%)
40K24.85 mi0.85 mi19602+97546-27546-219288(Top 72%)7646(Top 67%)7646(Top 633%)
25.2M25.20 mi0.35 mi19605-37558-127558-1219542(Top 73%)7807(Top 68%)7807(Top 647%)
Finish26.22 mi1.02 mi19649-447585-277585-2720430(Top 77%)8259(Top 72%)8259(Top 684%)

Segment Performance Analysis

10K→15K

0.0 - 3.1 mi

Top 71%
×21stories
+97ft-345ft

Overall

18964

Females

7079

F50-54

7079

5K→10K

3.1 - 6.2 mi

Top 74%
×5stories
+79ft-138ft

Overall

19792

Females

7577

F50-54

7577

10K→15K

6.2 - 9.3 mi

Top 71%
×3stories
+67ft-78ft

Overall

18964

Females

7079

F50-54

7079

15K→20K

9.3 - 12.4 mi

Top 72%
×5stories
+106ft-86ft

Overall

19146

Females

7181

F50-54

7181

20K→Half

12.4 - 13.1 mi

Top 72%
×2stories
+19ft-37ft

Overall

19257

Females

7248

F50-54

7248

Half→25K

13.1 - 15.5 mi

Top 72%
×4stories
+66ft-88ft

Overall

19254

Females

7284

F50-54

7284

25K→30K

15.5 - 18.6 mi

Top 73%
×9stories
+181ft-148ft

Overall

19466

Females

7451

F50-54

7451

30K→20M

18.6 - 20.0 mi

Top 74%
×5stories
+64ft-50ft

Overall

19820

Females

7758

F50-54

7758

20M→21M

20.0 - 21.0 mi

Top 72%
×8stories
+106ft-24ft

Overall

19162

Females

7442

F50-54

7442

21M→35K

21.0 - 21.8 mi

Top 78%
×7stories
+17ft-86ft

Overall

20835

Females

8401

F50-54

8401

35K→23M

21.8 - 23.0 mi

Top 76%
×5stories
+23ft-63ft

Overall

20298

Females

8128

F50-54

8128

23M→24M

23.0 - 24.0 mi

Top 76%
×6stories
+12ft-82ft

Overall

20294

Females

8147

F50-54

8147

24M→40K

24.0 - 24.9 mi

Top 72%
×1story
+6ft-20ft

Overall

19288

Females

7646

F50-54

7646

40K→25.2M

24.9 - 25.2 mi

Top 73%
×1story
+13ft-16ft

Overall

19542

Females

7807

F50-54

7807

25.2M→Finish

25.2 - 26.2 mi

Top 77%
×2stories
+22ft-21ft

Overall

20430

Females

8259

F50-54

8259

Passing Analysis

Category:
Athletes Passed
1720
Passed By
1319
Net Change
+401
SegmentAthletes PassedPassed ByNet ChangeStart RankEnd Rank
Start → 5K----#20050
5K → 10K391231+160#20050#19890
10K → 15K39372+321#19890#19569
15K → 20K24172+169#19569#19400
20K → Half3424+10#19400#19390
Half → 25K140109+31#19390#19359
25K → 30K145186-41#19359#19400
30K → 20M72116-44#19400#19444
20M → 21M9666+30#19444#19414
21M → 35K2197-76#19414#19490
35K → 23M55126-71#19490#19561
23M → 24M3484-50#19561#19611
24M → 40K4536+9#19611#19602
40K → 25.2M2932-3#19602#19605
25.2M → Finish2468-44#19605#19649
TOTALS17201319+401
📊

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