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BOSTON MARATHON 2023

Sharon Lemberger

Bib: 4837•F

CA

0:00
0:00
/ mi
Masters
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Overall
#0 / 26622
Top 18%
Gender (Female)
#0 / 11423
Top 3%
Masters (Masters Women)
#0 / 6539
Top 1.0%
Division (F45-49)
#0 / 1817
Top 0.9%
Race Day Weather
49°/39°F
light intensity drizzle

⏱️ Race Timeline

Start
0:00:00
Race begins
5K· 3.11 mi
20:42
Rank: #3356
Start → 5K
20:42 | 6:40/mi
10K· 6.21 mi
41:14
Rank: #3427 (-71)
5K → 10K
20:32 | 6:37/mi
15K· 9.32 mi
1:02:04
Rank: #3634 (-207)
10K → 15K
20:50 | 6:42/mi
20K· 12.43 mi
1:23:15
Rank: #3861 (-227)
15K → 20K
21:11 | 6:49/mi
Half· 13.11 mi
1:27:53
Rank: #3928 (-67)
20K → Half
4:38 | 6:47/mi
25K· 15.53 mi
1:44:31
Rank: #4043 (-115)
Half → 25K
16:38 | 6:52/mi
30K· 18.64 mi
2:06:50
Rank: #4344 (-301)
25K → 30K
22:19 | 7:11/mi
20M
2:16:38
Rank: #4442 (-98)
30K → 20M
9:48 | 7:13/mi
21M
2:24:28
Rank: #4582 (-140)
20M → 21M
7:50 | 7:50/mi
35K· 21.75 mi
2:29:36
Rank: #4568 (+14)
21M → 35K
5:08 | 6:52/mi
23M
2:38:47
Rank: #4619 (-51)
35K → 23M
9:11 | 7:20/mi
24M
2:45:58
Rank: #4641 (-22)
23M → 24M
7:11 | 7:11/mi
40K· 24.85 mi
2:52:20
Rank: #4681 (-40)
24M → 40K
6:22 | 7:27/mi
25.2M
2:55:07
Rank: #4689 (-8)
40K → 25.2M
2:47 | 8:04/mi
Finish· 26.22 mi
3:02:50
Rank: #4797 (-108)
25.2M → Finish
7:43 | 7:34/mi

The Course

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Half Splits

1st Half· via HalfFaster
Distance13.11 mi
Time1:27:53
Pace6:42 /mi
2nd Half
Distance13.11 mi
Time1:34:57
Pace7:15 /mi
📊Positive Split: 8.0% slower second half

Checkpoint Splits

CheckpointDistanceTime of DayTimeAvg PaceSegment TimeSegment PaceDiff
5K
3.11 mi10:22:5120:426:4020:42
6:40
-
10K
6.21 mi10:43:2341:146:3820:32
6:37
-0:03
15K
9.32 mi11:04:131:02:046:4020:50
6:42
+0:05
20K
12.43 mi11:25:241:23:156:4221:11
6:49
+0:07
Half
13.11 mi11:30:021:27:536:424:38
6:47
-0:02
25K
15.53 mi11:46:401:44:316:4416:38
6:52
+0:05
30K
18.64 mi12:08:592:06:506:4822:19
7:11
+0:19
20M
20.00 mi12:18:472:16:386:509:48
7:13
+0:02
21M
21.00 mi12:26:372:24:286:537:50
7:50
+0:37
35K
21.75 mi12:31:452:29:366:535:08
6:52
-0:58
23M
23.00 mi12:40:562:38:476:549:11
7:20
+0:28
24M
24.00 mi12:48:072:45:586:557:11
7:11
-0:09
40K
24.85 mi12:54:292:52:206:566:22
7:27
+0:16
25.2M
25.20 mi12:57:162:55:076:572:47
8:04
+0:37
Finish
26.22 mi13:04:593:02:506:597:43
7:34
-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

6:37 /mi

Average Pace

6:59 /mi

Slowest Pace

8:04 /mi

Loading chart...
Fastest
Middle
Slowest
Average

📊Segments

Segment Time Comparison

Time at Faster Pace

1:49:39

60% of race

Time at Steady Pace

48:29

27% of race

Time at Slower Pace

24:42

14% of race

Average Pace: 6:58 /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 mi10:22:5120:426:4020:42
6:40
#3356
10K
6.21 mi10:43:2341:146:3820:32
6:37
#3427
15K
9.32 mi11:04:131:02:046:4020:50
6:42
#3634
20K
12.43 mi11:25:241:23:156:4221:11
6:49
#3861
Half
13.11 mi11:30:021:27:536:424:38
6:47
#3928
25K
15.53 mi11:46:401:44:316:4416:38
6:52
#4043
30K
18.64 mi12:08:592:06:506:4822:19
7:11
#4344
20M
20.00 mi12:18:472:16:386:509:48
7:13
#4442
21M
21.00 mi12:26:372:24:286:537:50
7:50
#4582
35K
21.75 mi12:31:452:29:366:535:08
6:52
#4568
23M
23.00 mi12:40:562:38:476:549:11
7:20
#4619
24M
24.00 mi12:48:072:45:586:557:11
7:11
#4641
40K
24.85 mi12:54:292:52:206:566:22
7:27
#4681
25.2M
25.20 mi12:57:162:55:076:572:47
8:04
#4689
Finish
26.22 mi13:04:593:02:506:597:43
7:34
#4797
Faster pace
Steady pace
Slower pace

Checkpoint and Segment Rankings

CheckpointDistanceSeg. DistOverallFemalesF45-49Seg. OverallSeg. FemalesSeg. F45-49
5K3.11 mi3.11 mi33561881884215(Top 16%)258(Top 2%)258(Top 14%)
10K6.21 mi3.10 mi3427-71183+5183+53579(Top 13%)196(Top 2%)196(Top 11%)
15K9.32 mi3.11 mi3634-207198-15198-154215(Top 16%)258(Top 2%)258(Top 14%)
20K12.43 mi3.11 mi3861-227215-17215-174629(Top 17%)315(Top 3%)315(Top 17%)
Half13.11 mi0.68 mi3928-67228-13228-135275(Top 20%)397(Top 3%)397(Top 22%)
25K15.53 mi2.42 mi4043-115239-11239-114687(Top 18%)331(Top 3%)331(Top 18%)
30K18.64 mi3.11 mi4344-301275-36275-365407(Top 20%)476(Top 4%)476(Top 26%)
20M20.00 mi1.36 mi4442-98290-15290-155186(Top 19%)494(Top 4%)494(Top 27%)
21M21.00 mi1.00 mi4582-140308-18308-186354(Top 24%)892(Top 8%)892(Top 49%)
35K21.75 mi0.75 mi4568+14310-2310-24605(Top 17%)412(Top 4%)412(Top 23%)
23M23.00 mi1.25 mi4619-51318-8318-85509(Top 21%)659(Top 6%)659(Top 36%)
24M24.00 mi1.00 mi4641-22320-2320-25671(Top 21%)767(Top 7%)767(Top 42%)
40K24.85 mi0.85 mi4681-40334-14334-146382(Top 24%)1100(Top 10%)1100(Top 61%)
25.2M25.20 mi0.35 mi4689-8338-4338-46940(Top 26%)1363(Top 12%)1363(Top 75%)
Finish26.22 mi1.02 mi4797-108367-29367-299104(Top 34%)2274(Top 20%)2274(Top 125%)

Segment Performance Analysis

10K→15K

0.0 - 3.1 mi

Top 16%
×21stories
+97ft-345ft

Overall

4215

Females

258

F45-49

258

5K→10K

3.1 - 6.2 mi

Top 13%
×5stories
+79ft-138ft

Overall

3579

Females

196

F45-49

196

10K→15K

6.2 - 9.3 mi

Top 16%
×3stories
+67ft-78ft

Overall

4215

Females

258

F45-49

258

15K→20K

9.3 - 12.4 mi

Top 17%
×5stories
+106ft-86ft

Overall

4629

Females

315

F45-49

315

20K→Half

12.4 - 13.1 mi

Top 20%
×2stories
+19ft-37ft

Overall

5275

Females

397

F45-49

397

Half→25K

13.1 - 15.5 mi

Top 18%
×4stories
+66ft-88ft

Overall

4687

Females

331

F45-49

331

25K→30K

15.5 - 18.6 mi

Top 20%
×9stories
+181ft-148ft

Overall

5407

Females

476

F45-49

476

30K→20M

18.6 - 20.0 mi

Top 19%
×5stories
+64ft-50ft

Overall

5186

Females

494

F45-49

494

20M→21M

20.0 - 21.0 mi

Top 24%
×8stories
+106ft-24ft

Overall

6354

Females

892

F45-49

892

21M→35K

21.0 - 21.8 mi

Top 17%
×7stories
+17ft-86ft

Overall

4605

Females

412

F45-49

412

35K→23M

21.8 - 23.0 mi

Top 21%
×5stories
+23ft-63ft

Overall

5509

Females

659

F45-49

659

23M→24M

23.0 - 24.0 mi

Top 21%
×6stories
+12ft-82ft

Overall

5671

Females

767

F45-49

767

24M→40K

24.0 - 24.9 mi

Top 24%
×1story
+6ft-20ft

Overall

6382

Females

1100

F45-49

1100

40K→25.2M

24.9 - 25.2 mi

Top 26%
×1story
+13ft-16ft

Overall

6940

Females

1363

F45-49

1363

25.2M→Finish

25.2 - 26.2 mi

Top 34%
×2stories
+22ft-21ft

Overall

9104

Females

2274

F45-49

2274

Passing Analysis

Category:
Athletes Passed
618
Passed By
2059
Net Change
-1441
SegmentAthletes PassedPassed ByNet ChangeStart RankEnd Rank
Start → 5K----#3356
5K → 10K155226-71#3356#3427
10K → 15K41248-207#3427#3634
15K → 20K48275-227#3634#3861
20K → Half673-67#3861#3928
Half → 25K45160-115#3928#4043
25K → 30K49350-301#4043#4344
30K → 20M37135-98#4344#4442
20M → 21M30170-140#4442#4582
21M → 35K4733+14#4582#4568
35K → 23M56107-51#4568#4619
23M → 24M3456-22#4619#4641
24M → 40K3373-40#4641#4681
40K → 25.2M1523-8#4681#4689
25.2M → Finish22130-108#4689#4797
TOTALS6182059-1441
📊

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