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BOSTON MARATHON 2023

Brittney Skelton

Bib: 12858•F

AR

0:00
0:00
/ mi
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Overall
#0 / 26622
Top 42%
Gender (Female)
#0 / 11423
Top 23%
Division (F18-39)
#0 / 4884
Top 39%
Race Day Weather
49°/39°F
light intensity drizzle

⏱️ Race Timeline

Start
0:00:00
Race begins
5K· 3.11 mi
24:15
Rank: #12394
Start → 5K
24:15 | 7:48/mi
10K· 6.21 mi
47:58
Rank: #12011 (+383)
5K → 10K
23:43 | 7:38/mi
15K· 9.32 mi
1:12:15
Rank: #12229 (-218)
10K → 15K
24:17 | 7:49/mi
20K· 12.43 mi
1:36:36
Rank: #12148 (+81)
15K → 20K
24:21 | 7:50/mi
Half· 13.11 mi
1:41:52
Rank: #12135 (+13)
20K → Half
5:16 | 7:43/mi
25K· 15.53 mi
2:00:55
Rank: #12048 (+87)
Half → 25K
19:03 | 7:51/mi
30K· 18.64 mi
2:26:01
Rank: #11872 (+176)
25K → 30K
25:06 | 8:05/mi
20M
2:36:48
Rank: #11714 (+158)
30K → 20M
10:47 | 7:56/mi
21M
2:45:19
Rank: #11624 (+90)
20M → 21M
8:31 | 8:31/mi
35K· 21.75 mi
2:51:03
Rank: #11527 (+97)
21M → 35K
5:44 | 7:40/mi
23M
3:01:07
Rank: #11431 (+96)
35K → 23M
10:04 | 8:02/mi
24M
3:08:56
Rank: #11339 (+92)
23M → 24M
7:49 | 7:49/mi
40K· 24.85 mi
3:15:37
Rank: #11215 (+124)
24M → 40K
6:41 | 7:49/mi
25.2M
3:18:34
Rank: #11171 (+44)
40K → 25.2M
2:57 | 8:33/mi
Finish· 26.22 mi
3:26:22
Rank: #11080 (+91)
25.2M → Finish
7:48 | 7:39/mi

The Course

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Half Splits

1st Half· via HalfFaster
Distance13.11 mi
Time1:41:52
Pace7:46 /mi
2nd Half
Distance13.11 mi
Time1:44:30
Pace7:58 /mi
📊Positive Split: 2.6% slower second half

Checkpoint Splits

CheckpointDistanceTime of DayTimeAvg PaceSegment TimeSegment PaceDiff
5K
3.11 mi10:52:0324:157:4824:15
7:48
-
10K
6.21 mi11:15:4647:587:4323:43
7:38
-0:10
15K
9.32 mi11:40:031:12:157:4524:17
7:49
+0:11
20K
12.43 mi12:04:241:36:367:4624:21
7:50
+0:01
Half
13.11 mi12:09:401:41:527:465:16
7:43
-0:07
25K
15.53 mi12:28:432:00:557:4719:03
7:51
+0:08
30K
18.64 mi12:53:492:26:017:5025:06
8:05
+0:14
20M
20.00 mi13:04:362:36:487:5010:47
7:56
-0:09
21M
21.00 mi13:13:072:45:197:528:31
8:31
+0:35
35K
21.75 mi13:18:512:51:037:525:44
7:40
-0:51
23M
23.00 mi13:28:553:01:077:5210:04
8:02
+0:22
24M
24.00 mi13:36:443:08:567:527:49
7:49
-0:13
40K
24.85 mi13:43:253:15:377:526:41
7:49
0:00
25.2M
25.20 mi13:46:223:18:347:532:57
8:33
+0:44
Finish
26.22 mi13:54:103:26:227:537:48
7:39
-0:54

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

7:38 /mi

Average Pace

7:53 /mi

Slowest Pace

8:33 /mi

Loading chart...
Fastest
Middle
Slowest
Average

📊Segments

Segment Time Comparison

Time at Faster Pace

3:14:54

94% of race

Time at Steady Pace

11:28

6% of race

Time at Slower Pace

0:00

0% of race

Average Pace: 7:52 /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 mi10:52:0324:157:4824:15
7:48
#12394
10K
6.21 mi11:15:4647:587:4323:43
7:38
#12011
15K
9.32 mi11:40:031:12:157:4524:17
7:49
#12229
20K
12.43 mi12:04:241:36:367:4624:21
7:50
#12148
Half
13.11 mi12:09:401:41:527:465:16
7:43
#12135
25K
15.53 mi12:28:432:00:557:4719:03
7:51
#12048
30K
18.64 mi12:53:492:26:017:5025:06
8:05
#11872
20M
20.00 mi13:04:362:36:487:5010:47
7:56
#11714
21M
21.00 mi13:13:072:45:197:528:31
8:31
#11624
35K
21.75 mi13:18:512:51:037:525:44
7:40
#11527
23M
23.00 mi13:28:553:01:077:5210:04
8:02
#11431
24M
24.00 mi13:36:443:08:567:527:49
7:49
#11339
40K
24.85 mi13:43:253:15:377:526:41
7:49
#11215
25.2M
25.20 mi13:46:223:18:347:532:57
8:33
#11171
Finish
26.22 mi13:54:103:26:227:537:48
7:39
#11080
Faster pace
Steady pace
Slower pace

Checkpoint and Segment Rankings

CheckpointDistanceSeg. DistOverallFemalesF18-39Seg. OverallSeg. FemalesSeg. F18-39
5K3.11 mi3.11 mi123943093309312875(Top 48%)3393(Top 30%)3393(Top 69%)
10K6.21 mi3.10 mi12011+3832876+2172876+21711651(Top 44%)2676(Top 23%)2676(Top 55%)
15K9.32 mi3.11 mi12229-2183024-1483024-14812875(Top 48%)3393(Top 30%)3393(Top 69%)
20K12.43 mi3.11 mi12148+813008+163008+1612056(Top 45%)2999(Top 26%)2999(Top 61%)
Half13.11 mi0.68 mi12135+132996+122996+1212068(Top 45%)2946(Top 26%)2946(Top 60%)
25K15.53 mi2.42 mi12048+872967+292967+2911587(Top 44%)2820(Top 25%)2820(Top 58%)
30K18.64 mi3.11 mi11872+1762907+602907+6011516(Top 43%)2905(Top 25%)2905(Top 59%)
20M20.00 mi1.36 mi11714+1582832+752832+759822(Top 37%)2164(Top 19%)2164(Top 44%)
21M21.00 mi1.00 mi11624+902804+282804+2810596(Top 40%)2669(Top 23%)2669(Top 55%)
35K21.75 mi0.75 mi11527+972761+432761+439747(Top 37%)2251(Top 20%)2251(Top 46%)
23M23.00 mi1.25 mi11431+962734+272734+2710065(Top 38%)2542(Top 22%)2542(Top 52%)
24M24.00 mi1.00 mi11339+922704+302704+309955(Top 37%)2573(Top 23%)2573(Top 53%)
40K24.85 mi0.85 mi11215+1242664+402664+408827(Top 33%)2104(Top 18%)2104(Top 43%)
25.2M25.20 mi0.35 mi11171+442652+122652+129930(Top 37%)2646(Top 23%)2646(Top 54%)
Finish26.22 mi1.02 mi11080+912625+272625+279685(Top 36%)2564(Top 22%)2564(Top 52%)

Segment Performance Analysis

10K→15K

0.0 - 3.1 mi

Top 48%
×21stories
+97ft-345ft

Overall

12875

Females

3393

F18-39

3393

5K→10K

3.1 - 6.2 mi

Top 44%
×5stories
+79ft-138ft

Overall

11651

Females

2676

F18-39

2676

10K→15K

6.2 - 9.3 mi

Top 48%
×3stories
+67ft-78ft

Overall

12875

Females

3393

F18-39

3393

15K→20K

9.3 - 12.4 mi

Top 45%
×5stories
+106ft-86ft

Overall

12056

Females

2999

F18-39

2999

20K→Half

12.4 - 13.1 mi

Top 45%
×2stories
+19ft-37ft

Overall

12068

Females

2946

F18-39

2946

Half→25K

13.1 - 15.5 mi

Top 44%
×4stories
+66ft-88ft

Overall

11587

Females

2820

F18-39

2820

25K→30K

15.5 - 18.6 mi

Top 43%
×9stories
+181ft-148ft

Overall

11516

Females

2905

F18-39

2905

30K→20M

18.6 - 20.0 mi

Top 37%
×5stories
+64ft-50ft

Overall

9822

Females

2164

F18-39

2164

20M→21M

20.0 - 21.0 mi

Top 40%
×8stories
+106ft-24ft

Overall

10596

Females

2669

F18-39

2669

21M→35K

21.0 - 21.8 mi

Top 37%
×7stories
+17ft-86ft

Overall

9747

Females

2251

F18-39

2251

35K→23M

21.8 - 23.0 mi

Top 38%
×5stories
+23ft-63ft

Overall

10065

Females

2542

F18-39

2542

23M→24M

23.0 - 24.0 mi

Top 37%
×6stories
+12ft-82ft

Overall

9955

Females

2573

F18-39

2573

24M→40K

24.0 - 24.9 mi

Top 33%
×1story
+6ft-20ft

Overall

8827

Females

2104

F18-39

2104

40K→25.2M

24.9 - 25.2 mi

Top 37%
×1story
+13ft-16ft

Overall

9930

Females

2646

F18-39

2646

25.2M→Finish

25.2 - 26.2 mi

Top 36%
×2stories
+22ft-21ft

Overall

9685

Females

2564

F18-39

2564

Passing Analysis

Category:
Athletes Passed
2357
Passed By
1043
Net Change
+1314
SegmentAthletes PassedPassed ByNet ChangeStart RankEnd Rank
Start → 5K----#12394
5K → 10K552169+383#12394#12011
10K → 15K123341-218#12011#12229
15K → 20K209128+81#12229#12148
20K → Half3724+13#12148#12135
Half → 25K16578+87#12135#12048
25K → 30K278102+176#12048#11872
30K → 20M18426+158#11872#11714
20M → 21M13040+90#11714#11624
21M → 35K11316+97#11624#11527
35K → 23M14246+96#11527#11431
23M → 24M10917+92#11431#11339
24M → 40K13915+124#11339#11215
40K → 25.2M5612+44#11215#11171
25.2M → Finish12029+91#11171#11080
TOTALS23571043+1314
📊

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