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BOSTON MARATHON 2023

Camilla Langlands

Bib: 17814•F

0:00
0:00
/ mi
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Overall
#0 / 26622
Top 44%
Gender (Female)
#0 / 11423
Top 26%
Division (F18-39)
#0 / 4884
Top 44%
Race Day Weather
49°/39°F
light intensity drizzle

⏱️ Race Timeline

Start
0:00:00
Race begins
5K· 3.11 mi
22:45
Rank: #8275
Start → 5K
22:45 | 7:19/mi
10K· 6.21 mi
44:40
Rank: #7690 (+585)
5K → 10K
21:55 | 7:03/mi
15K· 9.32 mi
1:06:57
Rank: #7643 (+47)
10K → 15K
22:17 | 7:10/mi
20K· 12.43 mi
1:31:55
Rank: #8981 (-1338)
15K → 20K
24:58 | 8:02/mi
Half· 13.11 mi
1:37:15
Rank: #9163 (-182)
20K → Half
5:20 | 7:49/mi
25K· 15.53 mi
1:56:54
Rank: #9862 (-699)
Half → 25K
19:39 | 8:06/mi
30K· 18.64 mi
2:23:17
Rank: #10652 (-790)
25K → 30K
26:23 | 8:30/mi
20M
2:36:49
Rank: #11720 (-1068)
30K → 20M
13:32 | 9:58/mi
21M
2:46:02
Rank: #11926 (-206)
20M → 21M
9:13 | 9:13/mi
35K· 21.75 mi
2:52:12
Rank: #11985 (-59)
21M → 35K
6:10 | 8:15/mi
23M
3:02:34
Rank: #11957 (+28)
35K → 23M
10:22 | 8:17/mi
24M
3:10:33
Rank: #11913 (+44)
23M → 24M
7:59 | 7:59/mi
40K· 24.85 mi
3:17:29
Rank: #11844 (+69)
24M → 40K
6:56 | 8:07/mi
25.2M
3:20:29
Rank: #11832 (+12)
40K → 25.2M
3:00 | 8:42/mi
Finish· 26.22 mi
3:28:30
Rank: #11787 (+45)
25.2M → Finish
8:01 | 7:52/mi

The Course

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Half Splits

1st Half· via HalfFaster
Distance13.11 mi
Time1:37:15
Pace7:25 /mi
2nd Half
Distance13.11 mi
Time1:51:15
Pace8:29 /mi
📊Positive Split: 14.4% slower second half

Checkpoint Splits

CheckpointDistanceTime of DayTimeAvg PaceSegment TimeSegment PaceDiff
5K
3.11 mi11:13:1522:457:1922:45
7:19
-
10K
6.21 mi11:35:1044:407:1121:55
7:03
-0:16
15K
9.32 mi11:57:271:06:577:1122:17
7:10
+0:07
20K
12.43 mi12:22:251:31:557:2424:58
8:02
+0:52
Half
13.11 mi12:27:451:37:157:255:20
7:49
-0:13
25K
15.53 mi12:47:241:56:547:3219:39
8:06
+0:17
30K
18.64 mi13:13:472:23:177:4126:23
8:30
+0:24
20M
20.00 mi13:27:192:36:497:5013:32
9:58
+1:28
21M
21.00 mi13:36:322:46:027:549:13
9:13
-0:45
35K
21.75 mi13:42:422:52:127:556:10
8:15
-0:58
23M
23.00 mi13:53:043:02:347:5610:22
8:17
+0:02
24M
24.00 mi14:01:033:10:337:567:59
7:59
-0:18
40K
24.85 mi14:07:593:17:297:576:56
8:07
+0:08
25.2M
25.20 mi14:10:593:20:297:573:00
8:42
+0:35
Finish
26.22 mi14:19:003:28:307:578:01
7:52
-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

7:03 /mi

Average Pace

7:57 /mi

Slowest Pace

9:58 /mi

Loading chart...
Fastest
Middle
Slowest
Average

📊Segments

Segment Time Comparison

Time at Faster Pace

1:06:57

32% of race

Time at Steady Pace

1:29:25

43% of race

Time at Slower Pace

52:08

25% of race

Average Pace: 7:57 /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 mi11:13:1522:457:1922:45
7:19
#8275
10K
6.21 mi11:35:1044:407:1121:55
7:03
#7690
15K
9.32 mi11:57:271:06:577:1122:17
7:10
#7643
20K
12.43 mi12:22:251:31:557:2424:58
8:02
#8981
Half
13.11 mi12:27:451:37:157:255:20
7:49
#9163
25K
15.53 mi12:47:241:56:547:3219:39
8:06
#9862
30K
18.64 mi13:13:472:23:177:4126:23
8:30
#10652
20M
20.00 mi13:27:192:36:497:5013:32
9:58
#11720
21M
21.00 mi13:36:322:46:027:549:13
9:13
#11926
35K
21.75 mi13:42:422:52:127:556:10
8:15
#11985
23M
23.00 mi13:53:043:02:347:5610:22
8:17
#11957
24M
24.00 mi14:01:033:10:337:567:59
7:59
#11913
40K
24.85 mi14:07:593:17:297:576:56
8:07
#11844
25.2M
25.20 mi14:10:593:20:297:573:00
8:42
#11832
Finish
26.22 mi14:19:003:28:307:578:01
7:52
#11787
Faster pace
Steady pace
Slower pace

Checkpoint and Segment Rankings

CheckpointDistanceSeg. DistOverallFemalesF18-39Seg. OverallSeg. FemalesSeg. F18-39
5K3.11 mi3.11 mi8275112011207627(Top 29%)942(Top 8%)942(Top 19%)
10K6.21 mi3.10 mi7690+585917+203917+2037163(Top 27%)801(Top 7%)801(Top 16%)
15K9.32 mi3.11 mi7643+47914+3914+37627(Top 29%)942(Top 8%)942(Top 19%)
20K12.43 mi3.11 mi8981-13381436-5221436-52213730(Top 52%)3950(Top 35%)3950(Top 81%)
Half13.11 mi0.68 mi9163-1821501-651501-6512895(Top 48%)3424(Top 30%)3424(Top 70%)
25K15.53 mi2.42 mi9862-6991790-2891790-28913535(Top 51%)3935(Top 34%)3935(Top 81%)
30K18.64 mi3.11 mi10652-7902230-4402230-44014263(Top 54%)4487(Top 39%)4487(Top 92%)
20M20.00 mi1.36 mi11720-10682835-6052835-60520369(Top 77%)8059(Top 71%)8059(Top 165%)
21M21.00 mi1.00 mi11926-2062969-1342969-13414557(Top 55%)4787(Top 42%)4787(Top 98%)
35K21.75 mi0.75 mi11985-593010-413010-4113750(Top 52%)4413(Top 39%)4413(Top 90%)
23M23.00 mi1.25 mi11957+283035-253035-2511760(Top 44%)3382(Top 30%)3382(Top 69%)
24M24.00 mi1.00 mi11913+443026+93026+911141(Top 42%)3165(Top 28%)3165(Top 65%)
40K24.85 mi0.85 mi11844+693005+213005+2110795(Top 41%)3043(Top 27%)3043(Top 62%)
25.2M25.20 mi0.35 mi11832+123006-13006-110813(Top 41%)3087(Top 27%)3087(Top 63%)
Finish26.22 mi1.02 mi11787+453002+43002+411185(Top 42%)3291(Top 29%)3291(Top 67%)

Segment Performance Analysis

10K→15K

0.0 - 3.1 mi

Top 29%
×21stories
+97ft-345ft

Overall

7627

Females

942

F18-39

942

5K→10K

3.1 - 6.2 mi

Top 27%
×5stories
+79ft-138ft

Overall

7163

Females

801

F18-39

801

10K→15K

6.2 - 9.3 mi

Top 29%
×3stories
+67ft-78ft

Overall

7627

Females

942

F18-39

942

15K→20K

9.3 - 12.4 mi

Top 52%
×5stories
+106ft-86ft

Overall

13730

Females

3950

F18-39

3950

20K→Half

12.4 - 13.1 mi

Top 48%
×2stories
+19ft-37ft

Overall

12895

Females

3424

F18-39

3424

Half→25K

13.1 - 15.5 mi

Top 51%
×4stories
+66ft-88ft

Overall

13535

Females

3935

F18-39

3935

25K→30K

15.5 - 18.6 mi

Top 54%
×9stories
+181ft-148ft

Overall

14263

Females

4487

F18-39

4487

30K→20M

18.6 - 20.0 mi

Top 77%
×5stories
+64ft-50ft

Overall

20369

Females

8059

F18-39

8059

20M→21M

20.0 - 21.0 mi

Top 55%
×8stories
+106ft-24ft

Overall

14557

Females

4787

F18-39

4787

21M→35K

21.0 - 21.8 mi

Top 52%
×7stories
+17ft-86ft

Overall

13750

Females

4413

F18-39

4413

35K→23M

21.8 - 23.0 mi

Top 44%
×5stories
+23ft-63ft

Overall

11760

Females

3382

F18-39

3382

23M→24M

23.0 - 24.0 mi

Top 42%
×6stories
+12ft-82ft

Overall

11141

Females

3165

F18-39

3165

24M→40K

24.0 - 24.9 mi

Top 41%
×1story
+6ft-20ft

Overall

10795

Females

3043

F18-39

3043

40K→25.2M

24.9 - 25.2 mi

Top 41%
×1story
+13ft-16ft

Overall

10813

Females

3087

F18-39

3087

25.2M→Finish

25.2 - 26.2 mi

Top 42%
×2stories
+22ft-21ft

Overall

11185

Females

3291

F18-39

3291

Passing Analysis

Category:
Athletes Passed
1360
Passed By
4870
Net Change
-3512
SegmentAthletes PassedPassed ByNet ChangeStart RankEnd Rank
Start → 5K----#8275
5K → 10K64560+585#8275#7690
10K → 15K161114+47#7690#7643
15K → 20K71345-1338#7643#8981
20K → Half1183-182#8981#9163
Half → 25K24722-699#9163#9862
25K → 30K39828-790#9862#10652
30K → 20M61074-1068#10652#11720
20M → 21M34240-206#11720#11926
21M → 35K2887-59#11926#11985
35K → 23M10274+28#11985#11957
23M → 24M8642+44#11957#11913
24M → 40K10031+69#11913#11844
40K → 25.2M3624+12#11844#11832
25.2M → Finish9146+45#11832#11787
TOTALS13604870-3512
📊

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