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BOSTON MARATHON 2023

Sarah Cherington

TX

Bib: 9621 F

0:00
0:00
/ mi
Masters
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Overall
#0 / 26622
Top 19%
Gender (Female)
#0 / 11423
Top 4%
Masters (Masters Women)
#0 / 6539
Top 1%
Division (F40-44)
#0 / 1878
Top 3%
Race Day Weather
49°/39°F
light intensity drizzle

⏱️ Race Timeline

Ribbon color based on
FasterSteadySlower· vs. your average pace
Start
0:00
Race begins
469 ft elev
5K· 3.11 mi
7:01/mi
21:49
↑ 97↓ 3451.5%
220 ft elev
10K· 6.21 mi
6:53/mi
43:12
↑ 79↓ 1380.4%
157 ft elev
15K· 9.32 mi
6:58/mi
1:04:50
↑ 67↓ 78
146 ft elev
20K· 12.43 mi
7:02/mi
1:26:41
↑ 106↓ 860.1%
165 ft elev
Half· 13.11 mi
6:58/mi
1:31:26
↑ 19↓ 370.5%
148 ft elev
25K· 15.53 mi
7:04/mi
1:48:35
↑ 66↓ 880.2%
127 ft elev
30K· 18.64 mi
7:09/mi
2:10:47
↑ 181↓ 1480.2%
138 ft elev
20M
7:00/mi
2:20:18
↑ 64↓ 500.2%
148 ft elev
21M
7:39/mi
2:27:57
↑ 106↓ 241.6%
227 ft elev
35K· 21.75 mi
6:48/mi
2:33:02
↑ 17↓ 861.7%
156 ft elev
23M
7:01/mi
2:41:49
↑ 23↓ 630.6%
116 ft elev
24M
6:47/mi
2:48:36
↓ 821.3%
34 ft elev
40K· 24.85 mi
6:54/mi
2:54:30
↓ 200.3%
20 ft elev
25.2M
7:35/mi
2:57:07
↑ 13↓ 160.2%
18 ft elev
Finish· 26.22 mi
6:52/mi
3:04:07
↑ 22↓ 21
17 ft elev
Course Elevation
7–469 ft
≈
×2stacked redwood trees
•▲ 890 ft climb · ▼ 1342 ft descent

The Course

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Half Splits

1st Half· via HalfFaster
Distance13.11 mi
Time1:31:26
Pace6:58 /mi
2nd Half
Distance13.11 mi
Time1:32:41
Pace7:04 /mi
📊Positive Split: 1.4% slower second half

Checkpoint Splits

CheckpointDistanceTime of DayTimeAvg PaceSegment TimeSegment PaceDiff
5K
3.11 mi10:47:1321:497:0121:49
7:01
-
10K
6.21 mi11:08:3643:126:5721:23
6:53
-0:08
15K
9.32 mi11:30:141:04:506:5721:38
6:58
+0:05
20K
12.43 mi11:52:051:26:416:5921:51
7:02
+0:04
Half
13.11 mi11:56:501:31:266:584:45
6:58
-0:04
25K
15.53 mi12:13:591:48:356:5917:09
7:04
+0:06
30K
18.64 mi12:36:112:10:477:0122:12
7:09
+0:05
20M
20.00 mi12:45:422:20:187:019:31
7:00
-0:09
21M
21.00 mi12:53:212:27:577:037:39
7:39
+0:39
35K
21.75 mi12:58:262:33:027:025:05
6:48
-0:51
23M
23.00 mi13:07:132:41:497:028:47
7:01
+0:13
24M
24.00 mi13:14:002:48:367:026:47
6:47
-0:14
40K
24.85 mi13:19:542:54:307:015:54
6:54
+0:07
25.2M
25.20 mi13:22:312:57:077:022:37
7:35
+0:41
Finish
26.22 mi13:29:313:04:077:027:00
6:52
-0:43

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

6:47 /mi

Average Pace

7:02 /mi

Slowest Pace

7:39 /mi

Loading chart...
Fastest
Middle
Slowest
Average

📊Segments

Segment Time Comparison

Time at Faster Pace

2:53:51

94% of race

Time at Steady Pace

10:16

6% of race

Time at Slower Pace

0:00

0% of race

Average Pace: 7:01 /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 mi10:47:1321:497:0121:49
7:01
#6397
10K
6.21 mi11:08:3643:126:5721:23
6:53
#6223
15K
9.32 mi11:30:141:04:506:5721:38
6:58
#6231
20K
12.43 mi11:52:051:26:416:5921:51
7:02
#6199
Half
13.11 mi11:56:501:31:266:584:45
6:58
#6209
25K
15.53 mi12:13:591:48:356:5917:09
7:04
#6157
30K
18.64 mi12:36:112:10:477:0122:12
7:09
#5915
20M
20.00 mi12:45:422:20:187:019:31
7:00
#5738
21M
21.00 mi12:53:212:27:577:037:39
7:39
#5679
35K
21.75 mi12:58:262:33:027:025:05
6:48
#5611
23M
23.00 mi13:07:132:41:497:028:47
7:01
#5438
24M
24.00 mi13:14:002:48:367:026:47
6:47
#5307
40K
24.85 mi13:19:542:54:307:015:54
6:54
#5172
25.2M
25.20 mi13:22:312:57:077:022:37
7:35
#5134
Finish
26.22 mi13:29:313:04:077:027:00
6:52
#5067
Faster pace
Steady pace
Slower pace

Checkpoint and Segment Rankings

CheckpointDistanceSeg. DistOverallFemalesF40-44Seg. OverallSeg. FemalesSeg. F40-44
5K3.11 mi3.11 mi63975785786346(Top 24%)605(Top 5%)605(Top 32%)
10K6.21 mi3.10 mi6223+174557+21557+216016(Top 23%)533(Top 5%)533(Top 28%)
15K9.32 mi3.11 mi6231-8565-8565-86346(Top 24%)605(Top 5%)605(Top 32%)
20K12.43 mi3.11 mi6199+32562+3562+36185(Top 23%)568(Top 5%)568(Top 30%)
Half13.11 mi0.68 mi6209-10558+4558+46375(Top 24%)587(Top 5%)587(Top 31%)
25K15.53 mi2.42 mi6157+52551+7551+75993(Top 23%)546(Top 5%)546(Top 29%)
30K18.64 mi3.11 mi5915+242510+41510+415199(Top 20%)437(Top 4%)437(Top 23%)
20M20.00 mi1.36 mi5738+177480+30480+304084(Top 15%)305(Top 3%)305(Top 16%)
21M21.00 mi1.00 mi5679+59473+7473+75383(Top 20%)632(Top 6%)632(Top 34%)
35K21.75 mi0.75 mi5611+68461+12461+124218(Top 16%)357(Top 3%)357(Top 19%)
23M23.00 mi1.25 mi5438+173448+13448+133892(Top 15%)306(Top 3%)306(Top 16%)
24M24.00 mi1.00 mi5307+131435+13435+133593(Top 13%)294(Top 3%)294(Top 16%)
40K24.85 mi0.85 mi5172+135424+11424+113367(Top 13%)290(Top 3%)290(Top 15%)
25.2M25.20 mi0.35 mi5134+38418+6418+64385(Top 16%)540(Top 5%)540(Top 29%)
Finish26.22 mi1.02 mi5067+67412+6412+64479(Top 17%)572(Top 5%)572(Top 30%)

Segment Performance Analysis

10K→15K

0.0 - 3.1 mi

Top 24%
×21story building
+97ft-345ft

Overall

6346

Females

605

F40-44

605

5K→10K

3.1 - 6.2 mi

Top 23%
×5story building
+79ft-138ft

Overall

6016

Females

533

F40-44

533

10K→15K

6.2 - 9.3 mi

Top 24%
×3story building
+67ft-78ft

Overall

6346

Females

605

F40-44

605

15K→20K

9.3 - 12.4 mi

Top 23%
×5story building
+106ft-86ft

Overall

6185

Females

568

F40-44

568

20K→Half

12.4 - 13.1 mi

Top 24%
×2story building
+19ft-37ft

Overall

6375

Females

587

F40-44

587

Half→25K

13.1 - 15.5 mi

Top 23%
×4story building
+66ft-88ft

Overall

5993

Females

546

F40-44

546

25K→30K

15.5 - 18.6 mi

Top 20%
×9story building
+181ft-148ft

Overall

5199

Females

437

F40-44

437

30K→20M

18.6 - 20.0 mi

Top 15%
×5story building
+64ft-50ft

Overall

4084

Females

305

F40-44

305

20M→21M

20.0 - 21.0 mi

Top 20%
×8story building
+106ft-24ft

Overall

5383

Females

632

F40-44

632

21M→35K

21.0 - 21.8 mi

Top 16%
×7story building
+17ft-86ft

Overall

4218

Females

357

F40-44

357

35K→23M

21.8 - 23.0 mi

Top 15%
×5story building
+23ft-63ft

Overall

3892

Females

306

F40-44

306

23M→24M

23.0 - 24.0 mi

Top 13%
×6story building
+12ft-82ft

Overall

3593

Females

294

F40-44

294

24M→40K

24.0 - 24.9 mi

Top 13%
×1story
+6ft-20ft

Overall

3367

Females

290

F40-44

290

40K→25.2M

24.9 - 25.2 mi

Top 16%
×1story
+13ft-16ft

Overall

4385

Females

540

F40-44

540

25.2M→Finish

25.2 - 26.2 mi

Top 17%
×2story building
+22ft-21ft

Overall

4479

Females

572

F40-44

572

Passing Analysis

Category:
Athletes Passed
1818
Passed By
488
Net Change
+1330
SegmentAthletes PassedPassed ByNet ChangeStart RankEnd Rank
Start → 5K----#6397
5K → 10K292118+174#6397#6223
10K → 15K113121-8#6223#6231
15K → 20K11078+32#6231#6199
20K → Half1929-10#6199#6209
Half → 25K10250+52#6209#6157
25K → 30K26624+242#6157#5915
30K → 20M1814+177#5915#5738
20M → 21M8324+59#5738#5679
21M → 35K735+68#5679#5611
35K → 23M1796+173#5611#5438
23M → 24M1387+131#5438#5307
24M → 40K1394+135#5307#5172
40K → 25.2M435+38#5172#5134
25.2M → Finish8013+67#5134#5067
TOTALS1818488+1330
📊

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