Rachael Sefton

Bib: 22019F

IN

0:00
0:00
/ mi
Masters
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Overall
#0 / 28404
Gender (Female)
#0 / 12228
Masters (Masters Women)
#0 / 6759
Division (F45-49)
#0 / 1813
Race Day Weather
50°/40°F
broken clouds

⏱️ Race Timeline

Start
0:00:00
Race begins
5K· 3.11 mi
28:25
Rank: #23034
Start5K
28:25 | 9:09/mi
10K· 6.21 mi
56:11
Rank: #22592 (+442)
5K10K
27:46 | 8:56/mi
15K· 9.32 mi
1:24:18
Rank: #22465 (+127)
10K15K
28:07 | 9:03/mi
20K· 12.43 mi
1:52:40
Rank: #22230 (+235)
15K20K
28:22 | 9:08/mi
Half· 13.11 mi
1:58:49
Rank: #22193 (+37)
20KHalf
6:09 | 9:01/mi
25K· 15.53 mi
2:21:32
Rank: #22048 (+145)
Half25K
22:43 | 9:22/mi
30K· 18.64 mi
2:53:31
Rank: #22184 (-136)
25K30K
31:59 | 10:18/mi
20M
3:08:04
Rank: #22262 (-78)
30K20M
14:33 | 10:42/mi
21M
3:19:31
Rank: #22259 (+3)
20M21M
11:27 | 11:27/mi
35K· 21.75 mi
3:27:27
Rank: #22305 (-46)
21M35K
7:56 | 10:36/mi
23M
3:42:25
Rank: #22508 (-203)
35K23M
14:58 | 11:57/mi
24M
3:53:05
Rank: #22528 (-20)
23M24M
10:40 | 10:40/mi
40K· 24.85 mi
4:02:27
Rank: #22541 (-13)
24M40K
9:22 | 10:57/mi
25.2M
4:06:35
Rank: #22565 (-24)
40K25.2M
4:08 | 11:59/mi
Finish· 26.22 mi
4:17:26
Rank: #22647 (-82)
25.2MFinish
10:51 | 10:39/mi

The Course

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Half Splits

1st Half· via HalfFaster
Distance13.11 mi
Time1:58:49
Pace9:04 /mi
2nd Half
Distance13.11 mi
Time2:18:37
Pace10:34 /mi
📊Positive Split: 16.7% slower second half

Checkpoint Splits

CheckpointDistanceTime of DayTimeAvg PaceSegment TimeSegment PaceDiff
5K
3.11 mi11:50:2228:259:0928:25
9:09
-
10K
6.21 mi12:18:0856:119:0327:46
8:56
-0:13
15K
9.32 mi12:46:151:24:189:0328:07
9:03
+0:07
20K
12.43 mi13:14:371:52:409:0428:22
9:08
+0:05
Half
13.11 mi13:20:461:58:499:046:09
9:01
-0:07
25K
15.53 mi13:43:292:21:329:0722:43
9:22
+0:21
30K
18.64 mi14:15:282:53:319:1831:59
10:18
+0:56
20M
20.00 mi14:30:013:08:049:2414:33
10:42
+0:24
21M
21.00 mi14:41:283:19:319:3011:27
11:27
+0:45
35K
21.75 mi14:49:243:27:279:327:56
10:36
-0:51
23M
23.00 mi15:04:223:42:259:4014:58
11:57
+1:21
24M
24.00 mi15:15:023:53:059:4310:40
10:40
-1:17
40K
24.85 mi15:24:244:02:279:459:22
10:57
+0:17
25.2M
25.20 mi15:28:324:06:359:474:08
11:59
+1:02
Finish
26.22 mi15:39:234:17:269:5010:51
10:39
-1:20

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

8:56 /mi

Average Pace

9:50 /mi

Slowest Pace

11:59 /mi

Loading chart...
Fastest
Middle
Slowest
Average

📊Segments

Segment Time Comparison

Time at Faster Pace

2:21:32

55% of race

Time at Steady Pace

1:25:21

33% of race

Time at Slower Pace

30:33

12% of race

Average Pace: 9:49 /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 mi11:50:2228:259:0928:25
9:09
#23034
10K
6.21 mi12:18:0856:119:0327:46
8:56
#22592
15K
9.32 mi12:46:151:24:189:0328:07
9:03
#22465
20K
12.43 mi13:14:371:52:409:0428:22
9:08
#22230
Half
13.11 mi13:20:461:58:499:046:09
9:01
#22193
25K
15.53 mi13:43:292:21:329:0722:43
9:22
#22048
30K
18.64 mi14:15:282:53:319:1831:59
10:18
#22184
20M
20.00 mi14:30:013:08:049:2414:33
10:42
#22262
21M
21.00 mi14:41:283:19:319:3011:27
11:27
#22259
35K
21.75 mi14:49:243:27:279:327:56
10:36
#22305
23M
23.00 mi15:04:223:42:259:4014:58
11:57
#22508
24M
24.00 mi15:15:023:53:059:4310:40
10:40
#22528
40K
24.85 mi15:24:244:02:279:459:22
10:57
#22541
25.2M
25.20 mi15:28:324:06:359:474:08
11:59
#22565
Finish
26.22 mi15:39:234:17:269:5010:51
10:39
#22647
Faster pace
Steady pace
Slower pace

Checkpoint and Segment Rankings

CheckpointDistanceSeg. DistOverallFemalesF45-49Seg. OverallSeg. FemalesSeg. F45-49
5K3.11 mi3.11 mi230349188918822261(Top 78%)8701(Top 71%)8701(Top 480%)
10K6.21 mi3.10 mi22592+4428935+2538935+25322116(Top 78%)8665(Top 71%)8665(Top 478%)
15K9.32 mi3.11 mi22465+1278842+938842+9322261(Top 78%)8701(Top 71%)8701(Top 480%)
20K12.43 mi3.11 mi22230+2358718+1248718+12421609(Top 76%)8376(Top 68%)8376(Top 462%)
Half13.11 mi0.68 mi22193+378704+148704+1421935(Top 77%)8571(Top 70%)8571(Top 473%)
25K15.53 mi2.42 mi22048+1458629+758629+7521445(Top 75%)8336(Top 68%)8336(Top 460%)
30K18.64 mi3.11 mi22184-1368724-958724-9522436(Top 79%)9015(Top 74%)9015(Top 497%)
20M20.00 mi1.36 mi22262-788796-728796-7222969(Top 81%)9404(Top 77%)9404(Top 519%)
21M21.00 mi1.00 mi22259+38807-118807-1122538(Top 79%)9264(Top 76%)9264(Top 511%)
35K21.75 mi0.75 mi22305-468855-488855-4823397(Top 82%)9749(Top 80%)9749(Top 538%)
23M23.00 mi1.25 mi22508-2038991-1368991-13625059(Top 88%)10634(Top 87%)10634(Top 587%)
24M24.00 mi1.00 mi22528-209029-389029-3823248(Top 82%)9759(Top 80%)9759(Top 538%)
40K24.85 mi0.85 mi22541-139052-239052-2323051(Top 81%)9731(Top 80%)9731(Top 537%)
25.2M25.20 mi0.35 mi22565-249074-229074-2223224(Top 82%)9775(Top 80%)9775(Top 539%)
Finish26.22 mi1.02 mi22647-829138-649138-6424619(Top 87%)10461(Top 86%)10461(Top 577%)

Segment Performance Analysis

10K→15K

0.0 - 3.1 mi

Top 78%
×21stories
+97ft-345ft

Overall

22261

Females

8701

F45-49

8701

5K→10K

3.1 - 6.2 mi

Top 78%
×5stories
+79ft-138ft

Overall

22116

Females

8665

F45-49

8665

10K→15K

6.2 - 9.3 mi

Top 78%
×3stories
+67ft-78ft

Overall

22261

Females

8701

F45-49

8701

15K→20K

9.3 - 12.4 mi

Top 76%
×5stories
+106ft-86ft

Overall

21609

Females

8376

F45-49

8376

20K→Half

12.4 - 13.1 mi

Top 77%
×2stories
+19ft-37ft

Overall

21935

Females

8571

F45-49

8571

Half→25K

13.1 - 15.5 mi

Top 75%
×4stories
+66ft-88ft

Overall

21445

Females

8336

F45-49

8336

25K→30K

15.5 - 18.6 mi

Top 79%
×9stories
+181ft-148ft

Overall

22436

Females

9015

F45-49

9015

30K→20M

18.6 - 20.0 mi

Top 81%
×5stories
+64ft-50ft

Overall

22969

Females

9404

F45-49

9404

20M→21M

20.0 - 21.0 mi

Top 79%
×8stories
+106ft-24ft

Overall

22538

Females

9264

F45-49

9264

21M→35K

21.0 - 21.8 mi

Top 82%
×7stories
+17ft-86ft

Overall

23397

Females

9749

F45-49

9749

35K→23M

21.8 - 23.0 mi

Top 88%
×5stories
+23ft-63ft

Overall

25059

Females

10634

F45-49

10634

23M→24M

23.0 - 24.0 mi

Top 82%
×6stories
+12ft-82ft

Overall

23248

Females

9759

F45-49

9759

24M→40K

24.0 - 24.9 mi

Top 81%
×1story
+6ft-20ft

Overall

23051

Females

9731

F45-49

9731

40K→25.2M

24.9 - 25.2 mi

Top 82%
×1story
+13ft-16ft

Overall

23224

Females

9775

F45-49

9775

25.2M→Finish

25.2 - 26.2 mi

Top 87%
×2stories
+22ft-21ft

Overall

24619

Females

10461

F45-49

10461

Passing Analysis

Category:
Athletes Passed
1783
Passed By
1396
Net Change
+387
SegmentAthletes PassedPassed ByNet ChangeStart RankEnd Rank
Start → 5K----#23034
5K10K51674+442#23034#22592
10K15K242115+127#22592#22465
15K20K30065+235#22465#22230
20KHalf5316+37#22230#22193
Half25K21772+145#22193#22048
25K30K145281-136#22048#22184
30K20M59137-78#22184#22262
20M21M8279+3#22262#22259
21M35K2571-46#22259#22305
35K23M31234-203#22305#22508
23M24M4565-20#22508#22528
24M40K4053-13#22528#22541
40K25.2M1236-24#22541#22565
25.2MFinish1698-82#22565#22647
TOTALS17831396+387
📊

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