Boston Marathon logo
BOSTON MARATHON 2023

Camila Parker

Bib: 18371•F

CA

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
8:21/mi
25:56
↑ 97↓ 3451.5%
10K· 6.21 mi
8:17/mi
51:40
↑ 79↓ 1380.4%
15K· 9.32 mi
8:24/mi
1:17:46
↑ 67↓ 78
20K· 12.43 mi
8:32/mi
1:44:18
↑ 106↓ 860.1%
Half· 13.11 mi
8:32/mi
1:50:07
↑ 19↓ 370.5%
25K· 15.53 mi
8:58/mi
2:11:52
↑ 66↓ 880.2%
30K· 18.64 mi
9:49/mi
2:42:21
↑ 181↓ 1480.2%
20M
10:13/mi
2:56:14
↑ 64↓ 500.2%
21M
10:44/mi
3:06:58
↑ 106↓ 241.6%
35K· 21.75 mi
9:53/mi
3:14:22
↑ 17↓ 861.7%
23M
9:49/mi
3:26:40
↑ 23↓ 630.6%
24M
9:54/mi
3:36:34
↓ 821.3%
40K· 24.85 mi
10:29/mi
3:45:32
↓ 200.3%
25.2M
10:38/mi
3:49:12
↑ 13↓ 160.2%
Finish· 26.22 mi
9:19/mi
3:58:42
↑ 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
Time1:50:07
Pace8:24 /mi
2nd Half
Distance13.11 mi
Time2:08:35
Pace9:49 /mi
📊Positive Split: 16.8% slower second half

Checkpoint Splits

CheckpointDistanceTime of DayTimeAvg PaceSegment TimeSegment PaceDiff
5K
3.11 mi11:41:2025:568:2125:56
8:21
-
10K
6.21 mi12:07:0451:408:1925:44
8:17
-0:04
15K
9.32 mi12:33:101:17:468:2126:06
8:24
+0:07
20K
12.43 mi12:59:421:44:188:2426:32
8:32
+0:08
Half
13.11 mi13:05:311:50:078:245:49
8:32
0:00
25K
15.53 mi13:27:162:11:528:2921:45
8:58
+0:26
30K
18.64 mi13:57:452:42:218:4330:29
9:49
+0:51
20M
20.00 mi14:11:382:56:148:4913:53
10:13
+0:24
21M
21.00 mi14:22:223:06:588:5410:44
10:44
+0:31
35K
21.75 mi14:29:463:14:228:567:24
9:53
-0:51
23M
23.00 mi14:42:043:26:408:5912:18
9:49
-0:04
24M
24.00 mi14:51:583:36:349:019:54
9:54
+0:05
40K
24.85 mi15:00:563:45:329:048:58
10:29
+0:35
25.2M
25.20 mi15:04:363:49:129:063:40
10:38
+0:09
Finish
26.22 mi15:14:063:58:429:079:30
9:19
-1:19

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

8:17 /mi

Average Pace

9:07 /mi

Slowest Pace

10:44 /mi

Loading chart...
Fastest
Middle
Slowest
Average

📊Segments

Segment Time Comparison

Time at Faster Pace

2:21:22

59% of race

Time at Steady Pace

1:13:58

31% of race

Time at Slower Pace

23:22

10% of race

Average Pace: 9:06 /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 mi11:41:2025:568:2125:56
8:21
#16494
10K
6.21 mi12:07:0451:408:1925:44
8:17
#16628
15K
9.32 mi12:33:101:17:468:2126:06
8:24
#16811
20K
12.43 mi12:59:421:44:188:2426:32
8:32
#16887
Half
13.11 mi13:05:311:50:078:245:49
8:32
#16953
25K
15.53 mi13:27:162:11:528:2921:45
8:58
#17259
30K
18.64 mi13:57:452:42:218:4330:29
9:49
#18032
20M
20.00 mi14:11:382:56:148:4913:53
10:13
#18406
21M
21.00 mi14:22:223:06:588:5410:44
10:44
#18572
35K
21.75 mi14:29:463:14:228:567:24
9:53
#18681
23M
23.00 mi14:42:043:26:408:5912:18
9:49
#18758
24M
24.00 mi14:51:583:36:349:019:54
9:54
#18870
40K
24.85 mi15:00:563:45:329:048:58
10:29
#19016
25.2M
25.20 mi15:04:363:49:129:063:40
10:38
#19036
Finish
26.22 mi15:14:063:58:429:079:30
9:19
#19077
Faster pace
Steady pace
Slower pace

Checkpoint and Segment Rankings

CheckpointDistanceSeg. DistOverallFemalesF18-39Seg. OverallSeg. FemalesSeg. F18-39
5K3.11 mi3.11 mi164945603560317166(Top 64%)6029(Top 53%)6029(Top 123%)
10K6.21 mi3.10 mi16628-1345664-615664-6116832(Top 63%)5771(Top 51%)5771(Top 118%)
15K9.32 mi3.11 mi16811-1835801-1375801-13717166(Top 64%)6029(Top 53%)6029(Top 123%)
20K12.43 mi3.11 mi16887-765861-605861-6017136(Top 64%)6015(Top 53%)6015(Top 123%)
Half13.11 mi0.68 mi16953-665901-405901-4017918(Top 67%)6447(Top 56%)6447(Top 132%)
25K15.53 mi2.42 mi17259-3066093-1926093-19218830(Top 71%)7032(Top 62%)7032(Top 144%)
30K18.64 mi3.11 mi18032-7736589-4966589-49620483(Top 77%)8045(Top 70%)8045(Top 165%)
20M20.00 mi1.36 mi18406-3746815-2266815-22621063(Top 79%)8441(Top 74%)8441(Top 173%)
21M21.00 mi1.00 mi18572-1666916-1016916-10120223(Top 76%)8044(Top 70%)8044(Top 165%)
35K21.75 mi0.75 mi18681-1096984-686984-6820983(Top 79%)8478(Top 74%)8478(Top 174%)
23M23.00 mi1.25 mi18758-777047-637047-6319499(Top 73%)7679(Top 67%)7679(Top 157%)
24M24.00 mi1.00 mi18870-1127126-797126-7920509(Top 77%)8263(Top 72%)8263(Top 169%)
40K24.85 mi0.85 mi19016-1467208-827208-8221184(Top 80%)8712(Top 76%)8712(Top 178%)
25.2M25.20 mi0.35 mi19036-207225-177225-1719540(Top 73%)7805(Top 68%)7805(Top 160%)
Finish26.22 mi1.02 mi19077-417253-287253-2819472(Top 73%)7715(Top 68%)7715(Top 158%)

Segment Performance Analysis

10K→15K

0.0 - 3.1 mi

Top 64%
×21story building
+97ft-345ft

Overall

17166

Females

6029

F18-39

6029

5K→10K

3.1 - 6.2 mi

Top 63%
×5story building
+79ft-138ft

Overall

16832

Females

5771

F18-39

5771

10K→15K

6.2 - 9.3 mi

Top 64%
×3story building
+67ft-78ft

Overall

17166

Females

6029

F18-39

6029

15K→20K

9.3 - 12.4 mi

Top 64%
×5story building
+106ft-86ft

Overall

17136

Females

6015

F18-39

6015

20K→Half

12.4 - 13.1 mi

Top 67%
×2story building
+19ft-37ft

Overall

17918

Females

6447

F18-39

6447

Half→25K

13.1 - 15.5 mi

Top 71%
×4story building
+66ft-88ft

Overall

18830

Females

7032

F18-39

7032

25K→30K

15.5 - 18.6 mi

Top 77%
×9story building
+181ft-148ft

Overall

20483

Females

8045

F18-39

8045

30K→20M

18.6 - 20.0 mi

Top 79%
×5story building
+64ft-50ft

Overall

21063

Females

8441

F18-39

8441

20M→21M

20.0 - 21.0 mi

Top 76%
×8story building
+106ft-24ft

Overall

20223

Females

8044

F18-39

8044

21M→35K

21.0 - 21.8 mi

Top 79%
×7story building
+17ft-86ft

Overall

20983

Females

8478

F18-39

8478

35K→23M

21.8 - 23.0 mi

Top 73%
×5story building
+23ft-63ft

Overall

19499

Females

7679

F18-39

7679

23M→24M

23.0 - 24.0 mi

Top 77%
×6story building
+12ft-82ft

Overall

20509

Females

8263

F18-39

8263

24M→40K

24.0 - 24.9 mi

Top 80%
×1story
+6ft-20ft

Overall

21184

Females

8712

F18-39

8712

40K→25.2M

24.9 - 25.2 mi

Top 73%
×1story
+13ft-16ft

Overall

19540

Females

7805

F18-39

7805

25.2M→Finish

25.2 - 26.2 mi

Top 73%
×2story building
+22ft-21ft

Overall

19472

Females

7715

F18-39

7715

Passing Analysis

Category:
Athletes Passed
866
Passed By
3449
Net Change
-2583
SegmentAthletes PassedPassed ByNet ChangeStart RankEnd Rank
Start → 5K----#16494
5K → 10K240374-134#16494#16628
10K → 15K130313-183#16628#16811
15K → 20K154230-76#16811#16887
20K → Half874-66#16887#16953
Half → 25K58364-306#16953#17259
25K → 30K42815-773#17259#18032
30K → 20M22396-374#18032#18406
20M → 21M37203-166#18406#18572
21M → 35K19128-109#18572#18681
35K → 23M57134-77#18681#18758
23M → 24M29141-112#18758#18870
24M → 40K20166-146#18870#19016
40K → 25.2M1636-20#19016#19036
25.2M → Finish3475-41#19036#19077
TOTALS8663449-2583
📊

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