Boston Marathon logo
BOSTON MARATHON 2023

Cheryl-Lee Hall

Bib: 18186•F

0:00
0:00
/ mi
Be the first to cheer!
Overall
#0 / 26622
Gender (Female)
#0 / 11423
Division (F18-39)
#0 / 4884
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
9:09/mi
28:26
↑ 97↓ 3451.5%
10K· 6.21 mi
8:43/mi
55:30
↑ 79↓ 1380.4%
15K· 9.32 mi
9:19/mi
1:24:27
↑ 67↓ 78
20K· 12.43 mi
10:20/mi
1:56:34
↑ 106↓ 860.1%
Half· 13.11 mi
10:04/mi
2:03:26
↑ 19↓ 370.5%
25K· 15.53 mi
11:41/mi
2:31:46
↑ 66↓ 880.2%
30K· 18.64 mi
12:41/mi
3:11:09
↑ 181↓ 1480.2%
20M
10:42/mi
3:25:41
↑ 64↓ 500.2%
21M
14:38/mi
3:40:19
↑ 106↓ 241.6%
35K· 21.75 mi
11:07/mi
3:48:38
↑ 17↓ 861.7%
23M
11:08/mi
4:02:35
↑ 23↓ 630.6%
24M
11:10/mi
4:13:45
↓ 821.3%
40K· 24.85 mi
11:37/mi
4:23:41
↓ 200.3%
25.2M
12:22/mi
4:27:57
↑ 13↓ 160.2%
Finish· 26.22 mi
11:11/mi
4:39:21
↑ 22↓ 21

The Course

Is this your race?

Claim it — unlock a deeper AI report on this race, free

A personalized Race Performance Report that goes beyond this page — emailed to you, built from your real splits.

Half Splits

1st Half· via HalfFaster
Distance13.11 mi
Time2:03:26
Pace9:25 /mi
2nd Half
Distance13.11 mi
Time2:35:55
Pace11:54 /mi
📊Positive Split: 26.3% slower second half

Checkpoint Splits

CheckpointDistanceTime of DayTimeAvg PaceSegment TimeSegment PaceDiff
5K
3.11 mi11:47:0928:269:0928:26
9:09
-
10K
6.21 mi12:14:1355:308:5627:04
8:43
-0:26
15K
9.32 mi12:43:101:24:279:0428:57
9:19
+0:36
20K
12.43 mi13:15:171:56:349:2332:07
10:20
+1:01
Half
13.11 mi13:22:092:03:269:256:52
10:04
-0:16
25K
15.53 mi13:50:292:31:469:4628:20
11:41
+1:37
30K
18.64 mi14:29:523:11:0910:1539:23
12:41
+1:00
20M
20.00 mi14:44:243:25:4110:1714:32
10:42
-1:59
21M
21.00 mi14:59:023:40:1910:2914:38
14:38
+3:56
35K
21.75 mi15:07:213:48:3810:318:19
11:07
-3:31
23M
23.00 mi15:21:184:02:3510:3313:57
11:08
+0:01
24M
24.00 mi15:32:284:13:4510:3411:10
11:10
+0:02
40K
24.85 mi15:42:244:23:4110:379:56
11:37
+0:27
25.2M
25.20 mi15:46:404:27:5710:384:16
12:22
+0:45
Finish
26.22 mi15:58:044:39:2110:4011:24
11:11
-1:11

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

8:43 /mi

Average Pace

10:40 /mi

Slowest Pace

14:38 /mi

Loading chart...
Fastest
Middle
Slowest
Average

📊Segments

Segment Time Comparison

Time at Faster Pace

2:03:26

44% of race

Time at Steady Pace

1:37:38

35% of race

Time at Slower Pace

58:17

21% of race

Average Pace: 10:39 /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 mi11:47:0928:269:0928:26
9:09
#21062
10K
6.21 mi12:14:1355:308:5627:04
8:43
#20361
15K
9.32 mi12:43:101:24:279:0428:57
9:19
#20849
20K
12.43 mi13:15:171:56:349:2332:07
10:20
#21745
Half
13.11 mi13:22:092:03:269:256:52
10:04
#21852
25K
15.53 mi13:50:292:31:469:4628:20
11:41
#22644
30K
18.64 mi14:29:523:11:0910:1539:23
12:41
#23342
20M
20.00 mi14:44:243:25:4110:1714:32
10:42
#23256
21M
21.00 mi14:59:023:40:1910:2914:38
14:38
#23474
35K
21.75 mi15:07:213:48:3810:318:19
11:07
#23473
23M
23.00 mi15:21:184:02:3510:3313:57
11:08
#23445
24M
24.00 mi15:32:284:13:4510:3411:10
11:10
#23447
40K
24.85 mi15:42:244:23:4110:379:56
11:37
#23441
25.2M
25.20 mi15:46:404:27:5710:384:16
12:22
#23437
Finish
26.22 mi15:58:044:39:2110:4011:24
11:11
#23484
Faster pace
Steady pace
Slower pace

Checkpoint and Segment Rankings

CheckpointDistanceSeg. DistOverallFemalesF18-39Seg. OverallSeg. FemalesSeg. F18-39
5K3.11 mi3.11 mi210628407840721705(Top 82%)8619(Top 75%)8619(Top 176%)
10K6.21 mi3.10 mi20361+7017958+4497958+44919500(Top 73%)7389(Top 65%)7389(Top 151%)
15K9.32 mi3.11 mi20849-4888205-2478205-24721705(Top 82%)8619(Top 75%)8619(Top 176%)
20K12.43 mi3.11 mi21745-8968680-4758680-47523545(Top 88%)9657(Top 85%)9657(Top 198%)
Half13.11 mi0.68 mi21852-1078746-668746-6623422(Top 88%)9589(Top 84%)9589(Top 196%)
25K15.53 mi2.42 mi22644-7929173-4279173-42724878(Top 93%)10445(Top 91%)10445(Top 214%)
30K18.64 mi3.11 mi23342-6989560-3879560-38725155(Top 94%)10656(Top 93%)10656(Top 218%)
20M20.00 mi1.36 mi23256+869531+299531+2922154(Top 83%)9070(Top 79%)9070(Top 186%)
21M21.00 mi1.00 mi23474-2189646-1159646-11525503(Top 96%)10858(Top 95%)10858(Top 222%)
35K21.75 mi0.75 mi23473+19654-89654-823517(Top 88%)9882(Top 87%)9882(Top 202%)
23M23.00 mi1.25 mi23445+289655-19655-122632(Top 85%)9396(Top 82%)9396(Top 192%)
24M24.00 mi1.00 mi23447-29662-79662-723350(Top 88%)9827(Top 86%)9827(Top 201%)
40K24.85 mi0.85 mi23441+69666-49666-423397(Top 88%)9879(Top 86%)9879(Top 202%)
25.2M25.20 mi0.35 mi23437+49669-39669-323113(Top 87%)9729(Top 85%)9729(Top 199%)
Finish26.22 mi1.02 mi23484-479702-339702-3324287(Top 91%)10297(Top 90%)10297(Top 211%)

Segment Performance Analysis

10K→15K

0.0 - 3.1 mi

Top 82%
×21story building
+97ft-345ft

Overall

21705

Females

8619

F18-39

8619

5K→10K

3.1 - 6.2 mi

Top 73%
×5story building
+79ft-138ft

Overall

19500

Females

7389

F18-39

7389

10K→15K

6.2 - 9.3 mi

Top 82%
×3story building
+67ft-78ft

Overall

21705

Females

8619

F18-39

8619

15K→20K

9.3 - 12.4 mi

Top 88%
×5story building
+106ft-86ft

Overall

23545

Females

9657

F18-39

9657

20K→Half

12.4 - 13.1 mi

Top 88%
×2story building
+19ft-37ft

Overall

23422

Females

9589

F18-39

9589

Half→25K

13.1 - 15.5 mi

Top 93%
×4story building
+66ft-88ft

Overall

24878

Females

10445

F18-39

10445

25K→30K

15.5 - 18.6 mi

Top 94%
×9story building
+181ft-148ft

Overall

25155

Females

10656

F18-39

10656

30K→20M

18.6 - 20.0 mi

Top 83%
×5story building
+64ft-50ft

Overall

22154

Females

9070

F18-39

9070

20M→21M

20.0 - 21.0 mi

Top 96%
×8story building
+106ft-24ft

Overall

25503

Females

10858

F18-39

10858

21M→35K

21.0 - 21.8 mi

Top 88%
×7story building
+17ft-86ft

Overall

23517

Females

9882

F18-39

9882

35K→23M

21.8 - 23.0 mi

Top 85%
×5story building
+23ft-63ft

Overall

22632

Females

9396

F18-39

9396

23M→24M

23.0 - 24.0 mi

Top 88%
×6story building
+12ft-82ft

Overall

23350

Females

9827

F18-39

9827

24M→40K

24.0 - 24.9 mi

Top 88%
×1story
+6ft-20ft

Overall

23397

Females

9879

F18-39

9879

40K→25.2M

24.9 - 25.2 mi

Top 87%
×1story
+13ft-16ft

Overall

23113

Females

9729

F18-39

9729

25.2M→Finish

25.2 - 26.2 mi

Top 91%
×2story building
+22ft-21ft

Overall

24287

Females

10297

F18-39

10297

Passing Analysis

Category:
Athletes Passed
1183
Passed By
3605
Net Change
-2422
SegmentAthletes PassedPassed ByNet ChangeStart RankEnd Rank
Start → 5K----#21062
5K → 10K78786+701#21062#20361
10K → 15K56544-488#20361#20849
15K → 20K10906-896#20849#21745
20K → Half7114-107#21745#21852
Half → 25K9801-792#21852#22644
25K → 30K12710-698#22644#23342
30K → 20M10519+86#23342#23256
20M → 21M2220-218#23256#23474
21M → 35K2928+1#23474#23473
35K → 23M6032+28#23473#23445
23M → 24M2830-2#23445#23447
24M → 40K4034+6#23447#23441
40K → 25.2M2117+4#23441#23437
25.2M → Finish1764-47#23437#23484
TOTALS11833605-2422
📊

Passing Visuals

Category:
Loading...

🔄Passing Circle

Loading...

🌊Position Flow

Loading...

🏃Race Lanes

Loading...

Upload your GPX file

Supports Garmin, Apple Watch, Polar, Suunto, COROS, Strava, and other apps

.gpx files up to 10MB

Export Track Data

Download your race performance as a GPX or TCX file to import into Strava, Garmin Connect, or other fitness apps.

Questions or issues regarding timing data?

If you notice any discrepancies in your timing data or have questions about your results, our support team can help.

Contact Race Support

Public Race Data

Boston Athletic Association

Boston Athletic Association

Mika Timing

Mika Timing