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BOSTON MARATHON 2023

Sara Manderscheid

Bib: 11927•F

CO

0:00
0:00
/ mi
Masters
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Overall
#0 / 26622
Top 32%
Gender (Female)
#0 / 11423
Top 13%
Masters (Masters Women)
#0 / 6539
Top 5%
Division (F40-44)
#0 / 1878
Top 10%
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
7:30/mi
23:19
↑ 97↓ 3451.5%
10K· 6.21 mi
7:16/mi
45:54
↑ 79↓ 1380.4%
15K· 9.32 mi
7:22/mi
1:08:47
↑ 67↓ 78
20K· 12.43 mi
7:38/mi
1:32:30
↑ 106↓ 860.1%
Half· 13.11 mi
7:15/mi
1:37:27
↑ 19↓ 370.5%
25K· 15.53 mi
7:30/mi
1:55:39
↑ 66↓ 880.2%
30K· 18.64 mi
7:47/mi
2:19:51
↑ 181↓ 1480.2%
20M
7:50/mi
2:30:30
↑ 64↓ 500.2%
21M
8:19/mi
2:38:49
↑ 106↓ 241.6%
35K· 21.75 mi
7:16/mi
2:44:15
↑ 17↓ 861.7%
23M
7:36/mi
2:53:46
↑ 23↓ 630.6%
24M
7:25/mi
3:01:11
↓ 821.3%
40K· 24.85 mi
7:36/mi
3:07:41
↓ 200.3%
25.2M
8:07/mi
3:10:29
↑ 13↓ 160.2%
Finish· 26.22 mi
7:17/mi
3:17:54
↑ 22↓ 21

The Course

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Half Splits

1st Half· via HalfFaster
Distance13.11 mi
Time1:37:27
Pace7:26 /mi
2nd Half
Distance13.11 mi
Time1:40:27
Pace7:40 /mi
📊Positive Split: 3.1% slower second half

Checkpoint Splits

CheckpointDistanceTime of DayTimeAvg PaceSegment TimeSegment PaceDiff
5K
3.11 mi10:50:2923:197:3023:19
7:30
-
10K
6.21 mi11:13:0445:547:2322:35
7:16
-0:14
15K
9.32 mi11:35:571:08:477:2322:53
7:22
+0:06
20K
12.43 mi11:59:401:32:307:2723:43
7:38
+0:16
Half
13.11 mi12:04:371:37:277:264:57
7:15
-0:23
25K
15.53 mi12:22:491:55:397:2718:12
7:30
+0:15
30K
18.64 mi12:47:012:19:517:3024:12
7:47
+0:17
20M
20.00 mi12:57:402:30:307:3110:39
7:50
+0:03
21M
21.00 mi13:05:592:38:497:348:19
8:19
+0:29
35K
21.75 mi13:11:252:44:157:335:26
7:16
-1:03
23M
23.00 mi13:20:562:53:467:339:31
7:36
+0:20
24M
24.00 mi13:28:213:01:117:337:25
7:25
-0:11
40K
24.85 mi13:34:513:07:417:336:30
7:36
+0:11
25.2M
25.20 mi13:37:393:10:297:342:48
8:07
+0:31
Finish
26.22 mi13:45:043:17:547:337:25
7:17
-0:50

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

7:15 /mi

Average Pace

7:33 /mi

Slowest Pace

8:19 /mi

Loading chart...
Fastest
Middle
Slowest
Average

📊Segments

Segment Time Comparison

Time at Faster Pace

3:06:47

94% of race

Time at Steady Pace

11:07

6% of race

Time at Slower Pace

0:00

0% of race

Average Pace: 7:33 /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 mi10:50:2923:197:3023:19
7:30
#9684
10K
6.21 mi11:13:0445:547:2322:35
7:16
#9092
15K
9.32 mi11:35:571:08:477:2322:53
7:22
#9048
20K
12.43 mi11:59:401:32:307:2723:43
7:38
#9362
Half
13.11 mi12:04:371:37:277:264:57
7:15
#9290
25K
15.53 mi12:22:491:55:397:2718:12
7:30
#9175
30K
18.64 mi12:47:012:19:517:3024:12
7:47
#9180
20M
20.00 mi12:57:402:30:307:3110:39
7:50
#9148
21M
21.00 mi13:05:592:38:497:348:19
8:19
#9123
35K
21.75 mi13:11:252:44:157:335:26
7:16
#9034
23M
23.00 mi13:20:562:53:467:339:31
7:36
#8889
24M
24.00 mi13:28:213:01:117:337:25
7:25
#8789
40K
24.85 mi13:34:513:07:417:336:30
7:36
#8711
25.2M
25.20 mi13:37:393:10:297:342:48
8:07
#8681
Finish
26.22 mi13:45:043:17:547:337:25
7:17
#8591
Faster pace
Steady pace
Slower pace

Checkpoint and Segment Rankings

CheckpointDistanceSeg. DistOverallFemalesF40-44Seg. OverallSeg. FemalesSeg. F40-44
5K3.11 mi3.11 mi9684169616969066(Top 34%)1472(Top 13%)1472(Top 78%)
10K6.21 mi3.10 mi9092+5921451+2451451+2458646(Top 32%)1279(Top 11%)1279(Top 68%)
15K9.32 mi3.11 mi9048+441445+61445+69066(Top 34%)1472(Top 13%)1472(Top 78%)
20K12.43 mi3.11 mi9362-3141580-1351580-13510361(Top 39%)2070(Top 18%)2070(Top 110%)
Half13.11 mi0.68 mi9290+721554+261554+268324(Top 31%)1229(Top 11%)1229(Top 65%)
25K15.53 mi2.42 mi9175+1151511+431511+438845(Top 33%)1496(Top 13%)1496(Top 80%)
30K18.64 mi3.11 mi9180-51558-471558-479285(Top 35%)1826(Top 16%)1826(Top 97%)
20M20.00 mi1.36 mi9148+321568-101568-109157(Top 34%)1860(Top 16%)1860(Top 99%)
21M21.00 mi1.00 mi9123+251584-161584-169338(Top 35%)2063(Top 18%)2063(Top 110%)
35K21.75 mi0.75 mi9034+891553+311553+316949(Top 26%)1090(Top 10%)1090(Top 58%)
23M23.00 mi1.25 mi8889+1451524+291524+297125(Top 27%)1222(Top 11%)1222(Top 65%)
24M24.00 mi1.00 mi8789+1001511+131511+137195(Top 27%)1365(Top 12%)1365(Top 73%)
40K24.85 mi0.85 mi8711+781499+121499+127370(Top 28%)1509(Top 13%)1509(Top 80%)
25.2M25.20 mi0.35 mi8681+301494+51494+57282(Top 27%)1526(Top 13%)1526(Top 81%)
Finish26.22 mi1.02 mi8591+901477+171477+177005(Top 26%)1432(Top 13%)1432(Top 76%)

Segment Performance Analysis

10K→15K

0.0 - 3.1 mi

Top 34%
×21story building
+97ft-345ft

Overall

9066

Females

1472

F40-44

1472

5K→10K

3.1 - 6.2 mi

Top 32%
×5story building
+79ft-138ft

Overall

8646

Females

1279

F40-44

1279

10K→15K

6.2 - 9.3 mi

Top 34%
×3story building
+67ft-78ft

Overall

9066

Females

1472

F40-44

1472

15K→20K

9.3 - 12.4 mi

Top 39%
×5story building
+106ft-86ft

Overall

10361

Females

2070

F40-44

2070

20K→Half

12.4 - 13.1 mi

Top 31%
×2story building
+19ft-37ft

Overall

8324

Females

1229

F40-44

1229

Half→25K

13.1 - 15.5 mi

Top 33%
×4story building
+66ft-88ft

Overall

8845

Females

1496

F40-44

1496

25K→30K

15.5 - 18.6 mi

Top 35%
×9story building
+181ft-148ft

Overall

9285

Females

1826

F40-44

1826

30K→20M

18.6 - 20.0 mi

Top 34%
×5story building
+64ft-50ft

Overall

9157

Females

1860

F40-44

1860

20M→21M

20.0 - 21.0 mi

Top 35%
×8story building
+106ft-24ft

Overall

9338

Females

2063

F40-44

2063

21M→35K

21.0 - 21.8 mi

Top 26%
×7story building
+17ft-86ft

Overall

6949

Females

1090

F40-44

1090

35K→23M

21.8 - 23.0 mi

Top 27%
×5story building
+23ft-63ft

Overall

7125

Females

1222

F40-44

1222

23M→24M

23.0 - 24.0 mi

Top 27%
×6story building
+12ft-82ft

Overall

7195

Females

1365

F40-44

1365

24M→40K

24.0 - 24.9 mi

Top 28%
×1story
+6ft-20ft

Overall

7370

Females

1509

F40-44

1509

40K→25.2M

24.9 - 25.2 mi

Top 27%
×1story
+13ft-16ft

Overall

7282

Females

1526

F40-44

1526

25.2M→Finish

25.2 - 26.2 mi

Top 26%
×2story building
+22ft-21ft

Overall

7005

Females

1432

F40-44

1432

Passing Analysis

Category:
Athletes Passed
2112
Passed By
1019
Net Change
+1093
SegmentAthletes PassedPassed ByNet ChangeStart RankEnd Rank
Start → 5K----#9684
5K → 10K67987+592#9684#9092
10K → 15K166122+44#9092#9048
15K → 20K58372-314#9048#9362
20K → Half764+72#9362#9290
Half → 25K16550+115#9290#9175
25K → 30K167172-5#9175#9180
30K → 20M9260+32#9180#9148
20M → 21M9166+25#9148#9123
21M → 35K967+89#9123#9034
35K → 23M15813+145#9034#8889
23M → 24M11616+100#8889#8789
24M → 40K10123+78#8789#8711
40K → 25.2M4010+30#8711#8681
25.2M → Finish10717+90#8681#8591
TOTALS21121019+1093
📊

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