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BOSTON MARATHON 2023

Camille Hartley

Bib: 17421•F

ON

0:00
0:00
/ mi
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Overall
#0 / 26622
Top 38%
Gender (Female)
#0 / 11423
Top 18%
Division (F18-39)
#0 / 4884
Top 33%
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
7:52/mi
24:27
↑ 97↓ 3451.5%
10K· 6.21 mi
7:54/mi
49:01
↑ 79↓ 1380.4%
15K· 9.32 mi
7:54/mi
1:13:33
↑ 67↓ 78
20K· 12.43 mi
7:56/mi
1:38:11
↑ 106↓ 860.1%
Half· 13.11 mi
7:39/mi
1:43:24
↑ 19↓ 370.5%
25K· 15.53 mi
7:49/mi
2:02:21
↑ 66↓ 880.2%
30K· 18.64 mi
7:50/mi
2:26:42
↑ 181↓ 1480.2%
20M
7:42/mi
2:37:10
↑ 64↓ 500.2%
21M
8:06/mi
2:45:16
↑ 106↓ 241.6%
35K· 21.75 mi
7:06/mi
2:50:35
↑ 17↓ 861.7%
23M
7:26/mi
2:59:53
↑ 23↓ 630.6%
24M
7:06/mi
3:06:59
↓ 821.3%
40K· 24.85 mi
7:10/mi
3:13:07
↓ 200.3%
25.2M
7:41/mi
3:15:46
↑ 13↓ 160.2%
Finish· 26.22 mi
6:59/mi
3:22:53
↑ 22↓ 21

The Course

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Half Splits

1st Half· via Half
Distance13.11 mi
Time1:43:24
Pace7:53 /mi
2nd Half✓ Faster
Distance13.11 mi
Time1:39:29
Pace7:35 /mi
📊Negative Split: 3.8% faster second half

Checkpoint Splits

CheckpointDistanceTime of DayTimeAvg PaceSegment TimeSegment PaceDiff
5K
3.11 mi11:15:1224:277:5224:27
7:52
-
10K
6.21 mi11:39:4649:017:5324:34
7:54
+0:02
15K
9.32 mi12:04:181:13:337:5324:32
7:54
0:00
20K
12.43 mi12:28:561:38:117:5424:38
7:56
+0:02
Half
13.11 mi12:34:091:43:247:535:13
7:39
-0:17
25K
15.53 mi12:53:062:02:217:5318:57
7:49
+0:10
30K
18.64 mi13:17:272:26:427:5224:21
7:50
+0:01
20M
20.00 mi13:27:552:37:107:5110:28
7:42
-0:08
21M
21.00 mi13:36:012:45:167:528:06
8:06
+0:24
35K
21.75 mi13:41:202:50:357:515:19
7:06
-1:00
23M
23.00 mi13:50:382:59:537:499:18
7:26
+0:20
24M
24.00 mi13:57:443:06:597:477:06
7:06
-0:20
40K
24.85 mi14:03:523:13:077:466:08
7:10
+0:04
25.2M
25.20 mi14:06:313:15:467:462:39
7:41
+0:31
Finish
26.22 mi14:13:383:22:537:457:07
6:59
-0:42

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

6:59 /mi

Average Pace

7:45 /mi

Slowest Pace

8:06 /mi

Loading chart...
Fastest
Middle
Slowest
Average

📊Segments

Segment Time Comparison

Time at Faster Pace

40:11

20% of race

Time at Steady Pace

2:42:42

80% of race

Time at Slower Pace

0:00

0% of race

Average Pace: 7:44 /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 mi11:15:1224:277:5224:27
7:52
#12999
10K
6.21 mi11:39:4649:017:5324:34
7:54
#13488
15K
9.32 mi12:04:181:13:337:5324:32
7:54
#13504
20K
12.43 mi12:28:561:38:117:5424:38
7:56
#13324
Half
13.11 mi12:34:091:43:247:535:13
7:39
#13209
25K
15.53 mi12:53:062:02:217:5318:57
7:49
#12823
30K
18.64 mi13:17:272:26:427:5224:21
7:50
#12209
20M
20.00 mi13:27:552:37:107:5110:28
7:42
#11842
21M
21.00 mi13:36:012:45:167:528:06
8:06
#11592
35K
21.75 mi13:41:202:50:357:515:19
7:06
#11332
23M
23.00 mi13:50:382:59:537:499:18
7:26
#10954
24M
24.00 mi13:57:443:06:597:477:06
7:06
#10674
40K
24.85 mi14:03:523:13:077:466:08
7:10
#10395
25.2M
25.20 mi14:06:313:15:467:462:39
7:41
#10274
Finish
26.22 mi14:13:383:22:537:457:07
6:59
#10017
Faster pace
Steady pace
Slower pace

Checkpoint and Segment Rankings

CheckpointDistanceSeg. DistOverallFemalesF18-39Seg. OverallSeg. FemalesSeg. F18-39
5K3.11 mi3.11 mi129993432343213498(Top 51%)3771(Top 33%)3771(Top 77%)
10K6.21 mi3.10 mi13488-4893724-2923724-29214044(Top 53%)4068(Top 36%)4068(Top 83%)
15K9.32 mi3.11 mi13504-163752-283752-2813498(Top 51%)3771(Top 33%)3771(Top 77%)
20K12.43 mi3.11 mi13324+1803674+783674+7812864(Top 48%)3469(Top 30%)3469(Top 71%)
Half13.11 mi0.68 mi13209+1153608+663608+6611432(Top 43%)2573(Top 23%)2573(Top 53%)
25K15.53 mi2.42 mi12823+3863410+1983410+19811225(Top 42%)2601(Top 23%)2601(Top 53%)
30K18.64 mi3.11 mi12209+6143099+3113099+3119656(Top 36%)2002(Top 18%)2002(Top 41%)
20M20.00 mi1.36 mi11842+3672904+1952904+1958246(Top 31%)1505(Top 13%)1505(Top 31%)
21M21.00 mi1.00 mi11592+2502784+1202784+1208047(Top 30%)1545(Top 14%)1545(Top 32%)
35K21.75 mi0.75 mi11332+2602643+1412643+1416015(Top 23%)785(Top 7%)785(Top 16%)
23M23.00 mi1.25 mi10954+3782473+1702473+1706059(Top 23%)842(Top 7%)842(Top 17%)
24M24.00 mi1.00 mi10674+2802362+1112362+1115241(Top 20%)650(Top 6%)650(Top 13%)
40K24.85 mi0.85 mi10395+2792253+1092253+1094790(Top 18%)594(Top 5%)594(Top 12%)
25.2M25.20 mi0.35 mi10274+1212201+522201+524906(Top 18%)713(Top 6%)713(Top 15%)
Finish26.22 mi1.02 mi10017+2572102+992102+995151(Top 19%)788(Top 7%)788(Top 16%)

Segment Performance Analysis

10K→15K

0.0 - 3.1 mi

Top 51%
×21story building
+97ft-345ft

Overall

13498

Females

3771

F18-39

3771

5K→10K

3.1 - 6.2 mi

Top 53%
×5story building
+79ft-138ft

Overall

14044

Females

4068

F18-39

4068

10K→15K

6.2 - 9.3 mi

Top 51%
×3story building
+67ft-78ft

Overall

13498

Females

3771

F18-39

3771

15K→20K

9.3 - 12.4 mi

Top 48%
×5story building
+106ft-86ft

Overall

12864

Females

3469

F18-39

3469

20K→Half

12.4 - 13.1 mi

Top 43%
×2story building
+19ft-37ft

Overall

11432

Females

2573

F18-39

2573

Half→25K

13.1 - 15.5 mi

Top 42%
×4story building
+66ft-88ft

Overall

11225

Females

2601

F18-39

2601

25K→30K

15.5 - 18.6 mi

Top 36%
×9story building
+181ft-148ft

Overall

9656

Females

2002

F18-39

2002

30K→20M

18.6 - 20.0 mi

Top 31%
×5story building
+64ft-50ft

Overall

8246

Females

1505

F18-39

1505

20M→21M

20.0 - 21.0 mi

Top 30%
×8story building
+106ft-24ft

Overall

8047

Females

1545

F18-39

1545

21M→35K

21.0 - 21.8 mi

Top 23%
×7story building
+17ft-86ft

Overall

6015

Females

785

F18-39

785

35K→23M

21.8 - 23.0 mi

Top 23%
×5story building
+23ft-63ft

Overall

6059

Females

842

F18-39

842

23M→24M

23.0 - 24.0 mi

Top 20%
×6story building
+12ft-82ft

Overall

5241

Females

650

F18-39

650

24M→40K

24.0 - 24.9 mi

Top 18%
×1story
+6ft-20ft

Overall

4790

Females

594

F18-39

594

40K→25.2M

24.9 - 25.2 mi

Top 18%
×1story
+13ft-16ft

Overall

4906

Females

713

F18-39

713

25.2M→Finish

25.2 - 26.2 mi

Top 19%
×2story building
+22ft-21ft

Overall

5151

Females

788

F18-39

788

Passing Analysis

Category:
Athletes Passed
3928*
Passed By
946
Net Change
+2982
SegmentAthletes PassedPassed ByNet ChangeStart RankEnd Rank
Start → 5K----#12999
5K → 10K118607-489#12999#13488
10K → 15K196212-16#13488#13504
15K → 20K27393+180#13504#13324
20K → Half1172+115#13324#13209
Half → 25K3948+386#13209#12823
25K → 30K6217+614#12823#12209
30K → 20M3703+367#12209#11842
20M → 21M2544+250#11842#11592
21M → 35K2611+260#11592#11332
35K → 23M3791+378#11332#10954
23M → 24M2833+280#10954#10674
24M → 40K2801+279#10674#10395
40K → 25.2M122*1+121#10395#10274
25.2M → Finish2603+257#10274#10017
TOTALS3928*946+2982

* Includes athletes who did not complete a segment (DNF/DNQ).

📊

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