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BOSTON MARATHON 2023

Rachel Lamps

Bib: 13545•F

WI

0:00
0:00
/ mi
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Overall
#0 / 26622
Top 38%
Gender (Female)
#0 / 11423
Top 18%
Division (F18-39)
#0 / 4884
Top 33%
Race Day Weather
49°/39°F
light intensity drizzle

⏱️ Race Timeline

Start
0:00:00
Race begins
5K· 3.11 mi
23:49
Rank: #11165
Start → 5K
23:49 | 7:40/mi
10K· 6.21 mi
47:45
Rank: #11660 (-495)
5K → 10K
23:56 | 7:42/mi
15K· 9.32 mi
1:11:43
Rank: #11734 (-74)
10K → 15K
23:58 | 7:43/mi
20K· 12.43 mi
1:35:49
Rank: #11611 (+123)
15K → 20K
24:06 | 7:45/mi
Half· 13.11 mi
1:40:55
Rank: #11516 (+95)
20K → Half
5:06 | 7:29/mi
25K· 15.53 mi
1:59:43
Rank: #11357 (+159)
Half → 25K
18:48 | 7:45/mi
30K· 18.64 mi
2:24:06
Rank: #11005 (+352)
25K → 30K
24:23 | 7:51/mi
20M
2:35:55
Rank: #11324 (-319)
30K → 20M
11:49 | 8:42/mi
21M
2:44:01
Rank: #11087 (+237)
20M → 21M
8:06 | 8:06/mi
35K· 21.75 mi
2:49:42
Rank: #10999 (+88)
21M → 35K
5:41 | 7:36/mi
23M
2:59:15
Rank: #10758 (+241)
35K → 23M
9:33 | 7:38/mi
24M
3:06:40
Rank: #10569 (+189)
23M → 24M
7:25 | 7:25/mi
40K· 24.85 mi
3:13:01
Rank: #10361 (+208)
24M → 40K
6:21 | 7:26/mi
25.2M
3:15:38
Rank: #10231 (+130)
40K → 25.2M
2:37 | 7:35/mi
Finish· 26.22 mi
3:22:51
Rank: #10011 (+220)
25.2M → Finish
7:13 | 7:05/mi

The Course

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Half Splits

1st Half· via HalfFaster
Distance13.11 mi
Time1:40:55
Pace7:42 /mi
2nd Half
Distance13.11 mi
Time1:41:56
Pace7:47 /mi
📊Positive Split: 1.0% slower second half

Checkpoint Splits

CheckpointDistanceTime of DayTimeAvg PaceSegment TimeSegment PaceDiff
5K
3.11 mi10:54:5023:497:4023:49
7:40
-
10K
6.21 mi11:18:4647:457:4123:56
7:42
+0:02
15K
9.32 mi11:42:441:11:437:4223:58
7:43
+0:01
20K
12.43 mi12:06:501:35:497:4324:06
7:45
+0:02
Half
13.11 mi12:11:561:40:557:425:06
7:29
-0:16
25K
15.53 mi12:30:441:59:437:4218:48
7:45
+0:16
30K
18.64 mi12:55:072:24:067:4424:23
7:51
+0:06
20M
20.00 mi13:06:562:35:557:4811:49
8:42
+0:51
21M
21.00 mi13:15:022:44:017:498:06
8:06
-0:36
35K
21.75 mi13:20:432:49:427:485:41
7:36
-0:30
23M
23.00 mi13:30:162:59:157:489:33
7:38
+0:02
24M
24.00 mi13:37:413:06:407:477:25
7:25
-0:13
40K
24.85 mi13:44:023:13:017:466:21
7:26
+0:01
25.2M
25.20 mi13:46:393:15:387:462:37
7:35
+0:09
Finish
26.22 mi13:53:523:22:517:457:13
7:05
-0:30

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

7:05 /mi

Average Pace

7:45 /mi

Slowest Pace

8:42 /mi

Loading chart...
Fastest
Middle
Slowest
Average

📊Segments

Segment Time Comparison

Time at Faster Pace

26:05

13% of race

Time at Steady Pace

2:12:28

65% of race

Time at Slower Pace

44:18

22% of race

Average Pace: 7:44 /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 mi10:54:5023:497:4023:49
7:40
#11165
10K
6.21 mi11:18:4647:457:4123:56
7:42
#11660
15K
9.32 mi11:42:441:11:437:4223:58
7:43
#11734
20K
12.43 mi12:06:501:35:497:4324:06
7:45
#11611
Half
13.11 mi12:11:561:40:557:425:06
7:29
#11516
25K
15.53 mi12:30:441:59:437:4218:48
7:45
#11357
30K
18.64 mi12:55:072:24:067:4424:23
7:51
#11005
20M
20.00 mi13:06:562:35:557:4811:49
8:42
#11324
21M
21.00 mi13:15:022:44:017:498:06
8:06
#11087
35K
21.75 mi13:20:432:49:427:485:41
7:36
#10999
23M
23.00 mi13:30:162:59:157:489:33
7:38
#10758
24M
24.00 mi13:37:413:06:407:477:25
7:25
#10569
40K
24.85 mi13:44:023:13:017:466:21
7:26
#10361
25.2M
25.20 mi13:46:393:15:387:462:37
7:35
#10231
Finish
26.22 mi13:53:523:22:517:457:13
7:05
#10011
Faster pace
Steady pace
Slower pace

Checkpoint and Segment Rankings

CheckpointDistanceSeg. DistOverallFemalesF18-39Seg. OverallSeg. FemalesSeg. F18-39
5K3.11 mi3.11 mi111652412241211964(Top 45%)2875(Top 25%)2875(Top 59%)
10K6.21 mi3.10 mi11660-4952682-2702682-27012271(Top 46%)3019(Top 26%)3019(Top 62%)
15K9.32 mi3.11 mi11734-742749-672749-6711964(Top 45%)2875(Top 25%)2875(Top 59%)
20K12.43 mi3.11 mi11611+1232687+622687+6211371(Top 43%)2609(Top 23%)2609(Top 53%)
Half13.11 mi0.68 mi11516+952633+542633+5410096(Top 38%)1932(Top 17%)1932(Top 40%)
25K15.53 mi2.42 mi11357+1592566+672566+6710741(Top 40%)2354(Top 21%)2354(Top 48%)
30K18.64 mi3.11 mi11005+3522408+1582408+1589739(Top 37%)2036(Top 18%)2036(Top 42%)
20M20.00 mi1.36 mi11324-3192609-2012609-20114833(Top 56%)4894(Top 43%)4894(Top 100%)
21M21.00 mi1.00 mi11087+2372505+1042505+1048046(Top 30%)1544(Top 14%)1544(Top 32%)
35K21.75 mi0.75 mi10999+882474+312474+319300(Top 35%)2053(Top 18%)2053(Top 42%)
23M23.00 mi1.25 mi10758+2412385+892385+897311(Top 27%)1308(Top 11%)1308(Top 27%)
24M24.00 mi1.00 mi10569+1892314+712314+717205(Top 27%)1375(Top 12%)1375(Top 28%)
40K24.85 mi0.85 mi10361+2082233+812233+816294(Top 24%)1090(Top 10%)1090(Top 22%)
25.2M25.20 mi0.35 mi10231+1302179+542179+544423(Top 17%)578(Top 5%)578(Top 12%)
Finish26.22 mi1.02 mi10011+2202101+782101+785759(Top 22%)995(Top 9%)995(Top 20%)

Segment Performance Analysis

10K→15K

0.0 - 3.1 mi

Top 45%
×21stories
+97ft-345ft

Overall

11964

Females

2875

F18-39

2875

5K→10K

3.1 - 6.2 mi

Top 46%
×5stories
+79ft-138ft

Overall

12271

Females

3019

F18-39

3019

10K→15K

6.2 - 9.3 mi

Top 45%
×3stories
+67ft-78ft

Overall

11964

Females

2875

F18-39

2875

15K→20K

9.3 - 12.4 mi

Top 43%
×5stories
+106ft-86ft

Overall

11371

Females

2609

F18-39

2609

20K→Half

12.4 - 13.1 mi

Top 38%
×2stories
+19ft-37ft

Overall

10096

Females

1932

F18-39

1932

Half→25K

13.1 - 15.5 mi

Top 40%
×4stories
+66ft-88ft

Overall

10741

Females

2354

F18-39

2354

25K→30K

15.5 - 18.6 mi

Top 37%
×9stories
+181ft-148ft

Overall

9739

Females

2036

F18-39

2036

30K→20M

18.6 - 20.0 mi

Top 56%
×5stories
+64ft-50ft

Overall

14833

Females

4894

F18-39

4894

20M→21M

20.0 - 21.0 mi

Top 30%
×8stories
+106ft-24ft

Overall

8046

Females

1544

F18-39

1544

21M→35K

21.0 - 21.8 mi

Top 35%
×7stories
+17ft-86ft

Overall

9300

Females

2053

F18-39

2053

35K→23M

21.8 - 23.0 mi

Top 27%
×5stories
+23ft-63ft

Overall

7311

Females

1308

F18-39

1308

23M→24M

23.0 - 24.0 mi

Top 27%
×6stories
+12ft-82ft

Overall

7205

Females

1375

F18-39

1375

24M→40K

24.0 - 24.9 mi

Top 24%
×1story
+6ft-20ft

Overall

6294

Females

1090

F18-39

1090

40K→25.2M

24.9 - 25.2 mi

Top 17%
×1story
+13ft-16ft

Overall

4423

Females

578

F18-39

578

25.2M→Finish

25.2 - 26.2 mi

Top 22%
×2stories
+22ft-21ft

Overall

5759

Females

995

F18-39

995

Passing Analysis

Category:
Athletes Passed
2570*
Passed By
1416
Net Change
+1154
SegmentAthletes PassedPassed ByNet ChangeStart RankEnd Rank
Start → 5K----#11165
5K → 10K129624-495#11165#11660
10K → 15K153227-74#11660#11734
15K → 20K22198+123#11734#11611
20K → Half983+95#11611#11516
Half → 25K19940+159#11516#11357
25K → 30K38937+352#11357#11005
30K → 20M33352-319#11005#11324
20M → 21M2403+237#11324#11087
21M → 35K10214+88#11087#10999
35K → 23M2465+241#10999#10758
23M → 24M1934+189#10758#10569
24M → 40K2113+208#10569#10361
40K → 25.2M131*1+130#10361#10231
25.2M → Finish2255+220#10231#10011
TOTALS2570*1416+1154

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

📊

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