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BOSTON MARATHON 2023

Mackenzie Allan

Bib: 17258•F

MI

0:00
0:00
/ mi
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Overall
#0 / 26622
Top 48%
Gender (Female)
#0 / 11423
Top 31%
Division (F18-39)
#0 / 4884
Top 49%
Race Day Weather
49°/39°F
light intensity drizzle

⏱️ Race Timeline

Start
0:00:00
Race begins
5K· 3.11 mi
23:36
Rank: #10528
Start → 5K
23:36 | 7:36/mi
10K· 6.21 mi
46:42
Rank: #10198 (+330)
5K → 10K
23:06 | 7:26/mi
15K· 9.32 mi
1:09:59
Rank: #10144 (+54)
10K → 15K
23:17 | 7:30/mi
20K· 12.43 mi
1:33:48
Rank: #10262 (-118)
15K → 20K
23:49 | 7:40/mi
Half· 13.11 mi
1:39:04
Rank: #10343 (-81)
20K → Half
5:16 | 7:43/mi
25K· 15.53 mi
1:58:36
Rank: #10782 (-439)
Half → 25K
19:32 | 8:03/mi
30K· 18.64 mi
2:24:41
Rank: #11266 (-484)
25K → 30K
26:05 | 8:24/mi
20M
2:36:23
Rank: #11530 (-264)
30K → 20M
11:42 | 8:37/mi
21M
2:45:42
Rank: #11783 (-253)
20M → 21M
9:19 | 9:19/mi
35K· 21.75 mi
2:52:07
Rank: #11960 (-177)
21M → 35K
6:25 | 8:35/mi
23M
3:03:24
Rank: #12250 (-290)
35K → 23M
11:17 | 9:01/mi
24M
3:12:13
Rank: #12444 (-194)
23M → 24M
8:49 | 8:49/mi
40K· 24.85 mi
3:19:38
Rank: #12538 (-94)
24M → 40K
7:25 | 8:40/mi
25.2M
3:22:53
Rank: #12581 (-43)
40K → 25.2M
3:15 | 9:25/mi
Finish· 26.22 mi
3:31:30
Rank: #12675 (-94)
25.2M → Finish
8:37 | 8:27/mi

The Course

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Half Splits

1st Half· via HalfFaster
Distance13.11 mi
Time1:39:04
Pace7:33 /mi
2nd Half
Distance13.11 mi
Time1:52:26
Pace8:35 /mi
📊Positive Split: 13.5% slower second half

Checkpoint Splits

CheckpointDistanceTime of DayTimeAvg PaceSegment TimeSegment PaceDiff
5K
3.11 mi11:14:1623:367:3623:36
7:36
-
10K
6.21 mi11:37:2246:427:3123:06
7:26
-0:10
15K
9.32 mi12:00:391:09:597:3123:17
7:30
+0:04
20K
12.43 mi12:24:281:33:487:3323:49
7:40
+0:10
Half
13.11 mi12:29:441:39:047:335:16
7:43
+0:03
25K
15.53 mi12:49:161:58:367:3819:32
8:03
+0:20
30K
18.64 mi13:15:212:24:417:4626:05
8:24
+0:21
20M
20.00 mi13:27:032:36:237:4911:42
8:37
+0:13
21M
21.00 mi13:36:222:45:427:539:19
9:19
+0:42
35K
21.75 mi13:42:472:52:077:556:25
8:35
-0:44
23M
23.00 mi13:54:043:03:247:5811:17
9:01
+0:26
24M
24.00 mi14:02:533:12:138:018:49
8:49
-0:12
40K
24.85 mi14:10:183:19:388:027:25
8:40
-0:09
25.2M
25.20 mi14:13:333:22:538:033:15
9:25
+0:45
Finish
26.22 mi14:22:103:31:308:048:37
8:27
-0:58

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

7:26 /mi

Average Pace

8:04 /mi

Slowest Pace

9:25 /mi

Loading chart...
Fastest
Middle
Slowest
Average

📊Segments

Segment Time Comparison

Time at Faster Pace

1:58:36

56% of race

Time at Steady Pace

1:00:14

28% of race

Time at Slower Pace

32:40

15% of race

Average Pace: 8:04 /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 mi11:14:1623:367:3623:36
7:36
#10528
10K
6.21 mi11:37:2246:427:3123:06
7:26
#10198
15K
9.32 mi12:00:391:09:597:3123:17
7:30
#10144
20K
12.43 mi12:24:281:33:487:3323:49
7:40
#10262
Half
13.11 mi12:29:441:39:047:335:16
7:43
#10343
25K
15.53 mi12:49:161:58:367:3819:32
8:03
#10782
30K
18.64 mi13:15:212:24:417:4626:05
8:24
#11266
20M
20.00 mi13:27:032:36:237:4911:42
8:37
#11530
21M
21.00 mi13:36:222:45:427:539:19
9:19
#11783
35K
21.75 mi13:42:472:52:077:556:25
8:35
#11960
23M
23.00 mi13:54:043:03:247:5811:17
9:01
#12250
24M
24.00 mi14:02:533:12:138:018:49
8:49
#12444
40K
24.85 mi14:10:183:19:388:027:25
8:40
#12538
25.2M
25.20 mi14:13:333:22:538:033:15
9:25
#12581
Finish
26.22 mi14:22:103:31:308:048:37
8:27
#12675
Faster pace
Steady pace
Slower pace

Checkpoint and Segment Rankings

CheckpointDistanceSeg. DistOverallFemalesF18-39Seg. OverallSeg. FemalesSeg. F18-39
5K3.11 mi3.11 mi105282102210210148(Top 38%)1914(Top 17%)1914(Top 39%)
10K6.21 mi3.10 mi10198+3301930+1721930+1729946(Top 37%)1796(Top 16%)1796(Top 37%)
15K9.32 mi3.11 mi10144+541884+461884+4610148(Top 38%)1914(Top 17%)1914(Top 39%)
20K12.43 mi3.11 mi10262-1181957-731957-7310659(Top 40%)2239(Top 20%)2239(Top 46%)
Half13.11 mi0.68 mi10343-811998-411998-4112123(Top 46%)3001(Top 26%)3001(Top 61%)
25K15.53 mi2.42 mi10782-4392243-2452243-24513201(Top 50%)3744(Top 33%)3744(Top 77%)
30K18.64 mi3.11 mi11266-4842572-3292572-32913671(Top 51%)4133(Top 36%)4133(Top 85%)
20M20.00 mi1.36 mi11530-2642732-1602732-16014324(Top 54%)4603(Top 40%)4603(Top 94%)
21M21.00 mi1.00 mi11783-2532890-1582890-15815078(Top 57%)5095(Top 45%)5095(Top 104%)
35K21.75 mi0.75 mi11960-1772998-1082998-10815732(Top 59%)5527(Top 48%)5527(Top 113%)
23M23.00 mi1.25 mi12250-2903197-1993197-19916126(Top 61%)5806(Top 51%)5806(Top 119%)
24M24.00 mi1.00 mi12444-1943319-1223319-12216294(Top 61%)5957(Top 52%)5957(Top 122%)
40K24.85 mi0.85 mi12538-943398-793398-7914373(Top 54%)4945(Top 43%)4945(Top 101%)
25.2M25.20 mi0.35 mi12581-433427-293427-2914834(Top 56%)5192(Top 45%)5192(Top 106%)
Finish26.22 mi1.02 mi12675-943505-783505-7815131(Top 57%)5320(Top 47%)5320(Top 109%)

Segment Performance Analysis

10K→15K

0.0 - 3.1 mi

Top 38%
×21stories
+97ft-345ft

Overall

10148

Females

1914

F18-39

1914

5K→10K

3.1 - 6.2 mi

Top 37%
×5stories
+79ft-138ft

Overall

9946

Females

1796

F18-39

1796

10K→15K

6.2 - 9.3 mi

Top 38%
×3stories
+67ft-78ft

Overall

10148

Females

1914

F18-39

1914

15K→20K

9.3 - 12.4 mi

Top 40%
×5stories
+106ft-86ft

Overall

10659

Females

2239

F18-39

2239

20K→Half

12.4 - 13.1 mi

Top 46%
×2stories
+19ft-37ft

Overall

12123

Females

3001

F18-39

3001

Half→25K

13.1 - 15.5 mi

Top 50%
×4stories
+66ft-88ft

Overall

13201

Females

3744

F18-39

3744

25K→30K

15.5 - 18.6 mi

Top 51%
×9stories
+181ft-148ft

Overall

13671

Females

4133

F18-39

4133

30K→20M

18.6 - 20.0 mi

Top 54%
×5stories
+64ft-50ft

Overall

14324

Females

4603

F18-39

4603

20M→21M

20.0 - 21.0 mi

Top 57%
×8stories
+106ft-24ft

Overall

15078

Females

5095

F18-39

5095

21M→35K

21.0 - 21.8 mi

Top 59%
×7stories
+17ft-86ft

Overall

15732

Females

5527

F18-39

5527

35K→23M

21.8 - 23.0 mi

Top 61%
×5stories
+23ft-63ft

Overall

16126

Females

5806

F18-39

5806

23M→24M

23.0 - 24.0 mi

Top 61%
×6stories
+12ft-82ft

Overall

16294

Females

5957

F18-39

5957

24M→40K

24.0 - 24.9 mi

Top 54%
×1story
+6ft-20ft

Overall

14373

Females

4945

F18-39

4945

40K→25.2M

24.9 - 25.2 mi

Top 56%
×1story
+13ft-16ft

Overall

14834

Females

5192

F18-39

5192

25.2M→Finish

25.2 - 26.2 mi

Top 57%
×2stories
+22ft-21ft

Overall

15131

Females

5320

F18-39

5320

Passing Analysis

Category:
Athletes Passed
1148*
Passed By
3295
Net Change
-2147
SegmentAthletes PassedPassed ByNet ChangeStart RankEnd Rank
Start → 5K----#10528
5K → 10K494*164+330#10528#10198
10K → 15K200146+54#10198#10144
15K → 20K115*233-118#10144#10262
20K → Half990-81#10262#10343
Half → 25K36475-439#10343#10782
25K → 30K80564-484#10782#11266
30K → 20M30294-264#11266#11530
20M → 21M27280-253#11530#11783
21M → 35K15192-177#11783#11960
35K → 23M27317-290#11960#12250
23M → 24M26220-194#12250#12444
24M → 40K33127-94#12444#12538
40K → 25.2M1558-43#12538#12581
25.2M → Finish41135-94#12581#12675
TOTALS1148*3295-2147

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

📊

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