Mackenzie Foss

Bib: 13220F

MI

0:00
0:00
/ mi
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Overall
#0 / 28404
Top 43%
Gender (Female)
#0 / 12228
Top 28%
Division (F18-39)
#0 / 5469
Top 46%
Race Day Weather
50°/40°F
broken clouds

⏱️ Race Timeline

Start
0:00:00
Race begins
5K· 3.11 mi
24:04
Rank: #14354
Start5K
7:45/mi
24:04 split
10K· 6.21 mi
48:13
Rank: #14432 (-78)
5K10K
7:46/mi
24:09 split
15K· 9.32 mi
1:13:06
Rank: #15013 (-581)
10K15K
8:01/mi
24:53 split
20K· 12.43 mi
1:37:16
Rank: #14469 (+544)
15K20K
7:47/mi
24:10 split
Half· 13.11 mi
1:42:27
Rank: #14362 (+107)
20KHalf
7:36/mi
5:11 split
25K· 15.53 mi
2:01:28
Rank: #14045 (+317)
Half25K
7:51/mi
19:01 split
30K· 18.64 mi
2:26:39
Rank: #13617 (+428)
25K30K
8:06/mi
25:11 split
20M
2:38:13
Rank: #13612 (+5)
30K20M
8:31/mi
11:34 split
21M
2:46:27
Rank: #13294 (+318)
20M21M
8:14/mi
8:14 split
35K· 21.75 mi
2:52:19
Rank: #13196 (+98)
21M35K
7:51/mi
5:52 split
23M
3:02:12
Rank: #12932 (+264)
35K23M
7:54/mi
9:53 split
24M
3:09:50
Rank: #12711 (+221)
23M24M
7:38/mi
7:38 split
40K· 24.85 mi
3:16:25
Rank: #12499 (+212)
24M40K
7:42/mi
6:35 split
25.2M
3:19:19
Rank: #12418 (+81)
40K25.2M
8:25/mi
2:54 split
Finish· 26.22 mi
3:26:48
Rank: #12222 (+196)
25.2MFinish
7:21/mi
7:29 split

The Course

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Half Splits

1st Half· via HalfFaster
Distance13.11 mi
Time1:42:27
Pace7:49 /mi
2nd Half
Distance13.11 mi
Time1:44:21
Pace7:58 /mi
📊Positive Split: 1.9% slower second half

Checkpoint Splits

CheckpointDistanceTime of DayTimeAvg PaceSegment TimeSegment PaceDiff
5K
3.11 mi10:56:2024:047:4524:04
7:45
-
10K
6.21 mi11:20:2948:137:4624:09
7:46
+0:01
15K
9.32 mi11:45:221:13:067:5124:53
8:01
+0:15
20K
12.43 mi12:09:321:37:167:5024:10
7:47
-0:14
Half
13.11 mi12:14:431:42:277:495:11
7:36
-0:11
25K
15.53 mi12:33:442:01:287:4919:01
7:51
+0:15
30K
18.64 mi12:58:552:26:397:5225:11
8:06
+0:15
20M
20.00 mi13:10:292:38:137:5511:34
8:31
+0:25
21M
21.00 mi13:18:432:46:277:568:14
8:14
-0:17
35K
21.75 mi13:24:352:52:197:555:52
7:51
-0:23
23M
23.00 mi13:34:283:02:127:559:53
7:54
+0:03
24M
24.00 mi13:42:063:09:507:557:38
7:38
-0:16
40K
24.85 mi13:48:413:16:257:546:35
7:42
+0:04
25.2M
25.20 mi13:51:353:19:197:552:54
8:25
+0:43
Finish
26.22 mi13:59:043:26:487:547:29
7:21
-1:04

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

7:21 /mi

Average Pace

7:54 /mi

Slowest Pace

8:31 /mi

Loading chart...
Fastest
Middle
Slowest
Average

📊Segments

Segment Time Comparison

Time at Faster Pace

2:38:55

77% of race

Time at Steady Pace

47:53

23% of race

Time at Slower Pace

0:00

0% of race

Average Pace: 7:53 /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 mi10:56:2024:047:4524:04
7:45
#14354
10K
6.21 mi11:20:2948:137:4624:09
7:46
#14432
15K
9.32 mi11:45:221:13:067:5124:53
8:01
#15013
20K
12.43 mi12:09:321:37:167:5024:10
7:47
#14469
Half
13.11 mi12:14:431:42:277:495:11
7:36
#14362
25K
15.53 mi12:33:442:01:287:4919:01
7:51
#14045
30K
18.64 mi12:58:552:26:397:5225:11
8:06
#13617
20M
20.00 mi13:10:292:38:137:5511:34
8:31
#13612
21M
21.00 mi13:18:432:46:277:568:14
8:14
#13294
35K
21.75 mi13:24:352:52:197:555:52
7:51
#13196
23M
23.00 mi13:34:283:02:127:559:53
7:54
#12932
24M
24.00 mi13:42:063:09:507:557:38
7:38
#12711
40K
24.85 mi13:48:413:16:257:546:35
7:42
#12499
25.2M
25.20 mi13:51:353:19:197:552:54
8:25
#12418
Finish
26.22 mi13:59:043:26:487:547:29
7:21
#12222
Faster pace
Steady pace
Slower pace

Checkpoint and Segment Rankings

CheckpointDistanceSeg. DistOverallFemalesF18-39Seg. OverallSeg. FemalesSeg. F18-39
5K3.11 mi3.11 mi143544129412916111(Top 57%)5202(Top 43%)5202(Top 95%)
10K6.21 mi3.10 mi14432-784192-634192-6314566(Top 51%)4290(Top 35%)4290(Top 78%)
15K9.32 mi3.11 mi15013-5814563-3714563-37116111(Top 57%)5202(Top 43%)5202(Top 95%)
20K12.43 mi3.11 mi14469+5444270+2934270+29313094(Top 46%)3598(Top 29%)3598(Top 66%)
Half13.11 mi0.68 mi14362+1074217+534217+5312605(Top 44%)3289(Top 27%)3289(Top 60%)
25K15.53 mi2.42 mi14045+3174071+1464071+14612700(Top 45%)3497(Top 29%)3497(Top 64%)
30K18.64 mi3.11 mi13617+4283889+1823889+18212148(Top 43%)3362(Top 27%)3362(Top 61%)
20M20.00 mi1.36 mi13612+53914-253914-2513878(Top 49%)4444(Top 36%)4444(Top 81%)
21M21.00 mi1.00 mi13294+3183770+1443770+1448831(Top 31%)2097(Top 17%)2097(Top 38%)
35K21.75 mi0.75 mi13196+983735+353735+3511172(Top 39%)3198(Top 26%)3198(Top 58%)
23M23.00 mi1.25 mi12932+2643624+1113624+1119290(Top 33%)2406(Top 20%)2406(Top 44%)
24M24.00 mi1.00 mi12711+2213533+913533+918705(Top 31%)2200(Top 18%)2200(Top 40%)
40K24.85 mi0.85 mi12499+2123455+783455+788143(Top 29%)2070(Top 17%)2070(Top 38%)
25.2M25.20 mi0.35 mi12418+813426+293426+298381(Top 30%)2261(Top 18%)2261(Top 41%)
Finish26.22 mi1.02 mi12222+1963365+613365+618121(Top 29%)2129(Top 17%)2129(Top 39%)

Segment Performance Analysis

10K→15K

0.0 - 3.1 mi

Top 57%
×21stories
+97ft-345ft

Overall

16111

Females

5202

F18-39

5202

5K→10K

3.1 - 6.2 mi

Top 51%
×5stories
+79ft-138ft

Overall

14566

Females

4290

F18-39

4290

10K→15K

6.2 - 9.3 mi

Top 57%
×3stories
+67ft-78ft

Overall

16111

Females

5202

F18-39

5202

15K→20K

9.3 - 12.4 mi

Top 46%
×5stories
+106ft-86ft

Overall

13094

Females

3598

F18-39

3598

20K→Half

12.4 - 13.1 mi

Top 44%
×2stories
+19ft-37ft

Overall

12605

Females

3289

F18-39

3289

Half→25K

13.1 - 15.5 mi

Top 45%
×4stories
+66ft-88ft

Overall

12700

Females

3497

F18-39

3497

25K→30K

15.5 - 18.6 mi

Top 43%
×9stories
+181ft-148ft

Overall

12148

Females

3362

F18-39

3362

30K→20M

18.6 - 20.0 mi

Top 49%
×5stories
+64ft-50ft

Overall

13878

Females

4444

F18-39

4444

20M→21M

20.0 - 21.0 mi

Top 31%
×8stories
+106ft-24ft

Overall

8831

Females

2097

F18-39

2097

21M→35K

21.0 - 21.8 mi

Top 39%
×7stories
+17ft-86ft

Overall

11172

Females

3198

F18-39

3198

35K→23M

21.8 - 23.0 mi

Top 33%
×5stories
+23ft-63ft

Overall

9290

Females

2406

F18-39

2406

23M→24M

23.0 - 24.0 mi

Top 31%
×6stories
+12ft-82ft

Overall

8705

Females

2200

F18-39

2200

24M→40K

24.0 - 24.9 mi

Top 29%
×1story
+6ft-20ft

Overall

8143

Females

2070

F18-39

2070

40K→25.2M

24.9 - 25.2 mi

Top 30%
×1story
+13ft-16ft

Overall

8381

Females

2261

F18-39

2261

25.2M→Finish

25.2 - 26.2 mi

Top 29%
×2stories
+22ft-21ft

Overall

8121

Females

2129

F18-39

2129

Passing Analysis

Category:
Athletes Passed
3379
Passed By
1247
Net Change
+2132
SegmentAthletes PassedPassed ByNet ChangeStart RankEnd Rank
Start → 5K----#14354
5K10K257335-78#14354#14432
10K15K70651-581#14432#15013
15K20K55410+544#15013#14469
20KHalf1125+107#14469#14362
Half25K34730+317#14362#14045
25K30K47850+428#14045#13617
30K20M123118+5#13617#13612
20M21M3202+318#13612#13294
21M35K11113+98#13294#13196
35K23M2717+264#13196#12932
23M24M2276+221#12932#12711
24M40K2164+212#12711#12499
40K25.2M876+81#12499#12418
25.2MFinish20610+196#12418#12222
TOTALS33791247+2132
📊

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