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BOSTON MARATHON 2023

Mindi Cox

Bib: 21697•F

UT

0:00
0:00
/ mi
Masters
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Overall
#0 / 26622
Gender (Female)
#0 / 11423
Masters (Masters Women)
#0 / 6539
Division (F45-49)
#0 / 1817
Race Day Weather
49°/39°F
light intensity drizzle

⏱️ Race Timeline

Start
0:00:00
Race begins
5K· 3.11 mi
26:24
Rank: #17563
Start → 5K
26:24 | 8:30/mi
10K· 6.21 mi
52:56
Rank: #18029 (-466)
5K → 10K
26:32 | 8:32/mi
15K· 9.32 mi
1:20:23
Rank: #18613 (-584)
10K → 15K
27:27 | 8:50/mi
20K· 12.43 mi
1:51:24
Rank: #20183 (-1570)
15K → 20K
31:01 | 9:59/mi
Half· 13.11 mi
1:57:38
Rank: #20237 (-54)
20K → Half
6:14 | 9:08/mi
25K· 15.53 mi
2:21:06
Rank: #20484 (-247)
Half → 25K
23:28 | 9:41/mi
30K· 18.64 mi
2:53:54
Rank: #20931 (-447)
25K → 30K
32:48 | 10:33/mi
20M
3:08:25
Rank: #21036 (-105)
30K → 20M
14:31 | 10:41/mi
21M
3:20:52
Rank: #21239 (-203)
20M → 21M
12:27 | 12:27/mi
35K· 21.75 mi
3:28:17
Rank: #21228 (+11)
21M → 35K
7:25 | 9:55/mi
23M
3:41:43
Rank: #21252 (-24)
35K → 23M
13:26 | 10:44/mi
24M
3:52:15
Rank: #21298 (-46)
23M → 24M
10:32 | 10:32/mi
40K· 24.85 mi
4:01:42
Rank: #21358 (-60)
24M → 40K
9:27 | 11:03/mi
25.2M
4:06:05
Rank: #21423 (-65)
40K → 25.2M
4:23 | 12:43/mi
Finish· 26.22 mi
4:16:51
Rank: #21499 (-76)
25.2M → Finish
10:46 | 10:34/mi

The Course

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Half Splits

1st Half· via HalfFaster
Distance13.11 mi
Time1:57:38
Pace8:58 /mi
2nd Half
Distance13.11 mi
Time2:19:13
Pace10:37 /mi
📊Positive Split: 18.3% slower second half

Checkpoint Splits

CheckpointDistanceTime of DayTimeAvg PaceSegment TimeSegment PaceDiff
5K
3.11 mi11:19:1526:248:3026:24
8:30
-
10K
6.21 mi11:45:4752:568:3126:32
8:32
+0:02
15K
9.32 mi12:13:141:20:238:3727:27
8:50
+0:18
20K
12.43 mi12:44:151:51:248:5831:01
9:59
+1:09
Half
13.11 mi12:50:291:57:388:586:14
9:08
-0:51
25K
15.53 mi13:13:572:21:069:0523:28
9:41
+0:33
30K
18.64 mi13:46:452:53:549:2032:48
10:33
+0:52
20M
20.00 mi14:01:163:08:259:2514:31
10:41
+0:08
21M
21.00 mi14:13:433:20:529:3412:27
12:27
+1:46
35K
21.75 mi14:21:083:28:179:357:25
9:55
-2:32
23M
23.00 mi14:34:343:41:439:3813:26
10:44
+0:49
24M
24.00 mi14:45:063:52:159:4110:32
10:32
-0:12
40K
24.85 mi14:54:334:01:429:439:27
11:03
+0:31
25.2M
25.20 mi14:58:564:06:059:464:23
12:43
+1:40
Finish
26.22 mi15:09:424:16:519:4810:46
10:34
-2:09

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

8:30 /mi

Average Pace

9:48 /mi

Slowest Pace

12:43 /mi

Loading chart...
Fastest
Middle
Slowest
Average

📊Segments

Segment Time Comparison

Time at Faster Pace

1:57:30

46% of race

Time at Steady Pace

2:02:31

48% of race

Time at Slower Pace

16:50

7% of race

Average Pace: 9:48 /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 mi11:19:1526:248:3026:24
8:30
#17563
10K
6.21 mi11:45:4752:568:3126:32
8:32
#18029
15K
9.32 mi12:13:141:20:238:3727:27
8:50
#18613
20K
12.43 mi12:44:151:51:248:5831:01
9:59
#20183
Half
13.11 mi12:50:291:57:388:586:14
9:08
#20237
25K
15.53 mi13:13:572:21:069:0523:28
9:41
#20484
30K
18.64 mi13:46:452:53:549:2032:48
10:33
#20931
20M
20.00 mi14:01:163:08:259:2514:31
10:41
#21036
21M
21.00 mi14:13:433:20:529:3412:27
12:27
#21239
35K
21.75 mi14:21:083:28:179:357:25
9:55
#21228
23M
23.00 mi14:34:343:41:439:3813:26
10:44
#21252
24M
24.00 mi14:45:063:52:159:4110:32
10:32
#21298
40K
24.85 mi14:54:334:01:429:439:27
11:03
#21358
25.2M
25.20 mi14:58:564:06:059:464:23
12:43
#21423
Finish
26.22 mi15:09:424:16:519:4810:46
10:34
#21499
Faster pace
Steady pace
Slower pace

Checkpoint and Segment Rankings

CheckpointDistanceSeg. DistOverallFemalesF45-49Seg. OverallSeg. FemalesSeg. F45-49
5K3.11 mi3.11 mi175636298629819721(Top 74%)7520(Top 66%)7520(Top 414%)
10K6.21 mi3.10 mi18029-4666555-2576555-25718512(Top 70%)6778(Top 59%)6778(Top 373%)
15K9.32 mi3.11 mi18613-5846891-3366891-33619721(Top 74%)7520(Top 66%)7520(Top 414%)
20K12.43 mi3.11 mi20183-15707820-9297820-92922864(Top 86%)9284(Top 81%)9284(Top 511%)
Half13.11 mi0.68 mi20237-547850-307850-3020994(Top 79%)8250(Top 72%)8250(Top 454%)
25K15.53 mi2.42 mi20484-2477973-1237973-12321394(Top 80%)8496(Top 74%)8496(Top 468%)
30K18.64 mi3.11 mi20931-4478239-2668239-26622331(Top 84%)9092(Top 80%)9092(Top 500%)
20M20.00 mi1.36 mi21036-1058317-788317-7822107(Top 83%)9044(Top 79%)9044(Top 498%)
21M21.00 mi1.00 mi21239-2038444-1278444-12723394(Top 88%)9755(Top 85%)9755(Top 537%)
35K21.75 mi0.75 mi21228+118448-48448-421063(Top 79%)8525(Top 75%)8525(Top 469%)
23M23.00 mi1.25 mi21252-248476-288476-2821839(Top 82%)8987(Top 79%)8987(Top 495%)
24M24.00 mi1.00 mi21298-468507-318507-3122112(Top 83%)9161(Top 80%)9161(Top 504%)
40K24.85 mi0.85 mi21358-608547-408547-4022463(Top 84%)9378(Top 82%)9378(Top 516%)
25.2M25.20 mi0.35 mi21423-658587-408587-4023604(Top 89%)9979(Top 87%)9979(Top 549%)
Finish26.22 mi1.02 mi21499-768637-508637-5023143(Top 87%)9713(Top 85%)9713(Top 535%)

Segment Performance Analysis

10K→15K

0.0 - 3.1 mi

Top 74%
×21stories
+97ft-345ft

Overall

19721

Females

7520

F45-49

7520

5K→10K

3.1 - 6.2 mi

Top 70%
×5stories
+79ft-138ft

Overall

18512

Females

6778

F45-49

6778

10K→15K

6.2 - 9.3 mi

Top 74%
×3stories
+67ft-78ft

Overall

19721

Females

7520

F45-49

7520

15K→20K

9.3 - 12.4 mi

Top 86%
×5stories
+106ft-86ft

Overall

22864

Females

9284

F45-49

9284

20K→Half

12.4 - 13.1 mi

Top 79%
×2stories
+19ft-37ft

Overall

20994

Females

8250

F45-49

8250

Half→25K

13.1 - 15.5 mi

Top 80%
×4stories
+66ft-88ft

Overall

21394

Females

8496

F45-49

8496

25K→30K

15.5 - 18.6 mi

Top 84%
×9stories
+181ft-148ft

Overall

22331

Females

9092

F45-49

9092

30K→20M

18.6 - 20.0 mi

Top 83%
×5stories
+64ft-50ft

Overall

22107

Females

9044

F45-49

9044

20M→21M

20.0 - 21.0 mi

Top 88%
×8stories
+106ft-24ft

Overall

23394

Females

9755

F45-49

9755

21M→35K

21.0 - 21.8 mi

Top 79%
×7stories
+17ft-86ft

Overall

21063

Females

8525

F45-49

8525

35K→23M

21.8 - 23.0 mi

Top 82%
×5stories
+23ft-63ft

Overall

21839

Females

8987

F45-49

8987

23M→24M

23.0 - 24.0 mi

Top 83%
×6stories
+12ft-82ft

Overall

22112

Females

9161

F45-49

9161

24M→40K

24.0 - 24.9 mi

Top 84%
×1story
+6ft-20ft

Overall

22463

Females

9378

F45-49

9378

40K→25.2M

24.9 - 25.2 mi

Top 89%
×1story
+13ft-16ft

Overall

23604

Females

9979

F45-49

9979

25.2M→Finish

25.2 - 26.2 mi

Top 87%
×2stories
+22ft-21ft

Overall

23143

Females

9713

F45-49

9713

Passing Analysis

Category:
Athletes Passed
543
Passed By
4479
Net Change
-3936
SegmentAthletes PassedPassed ByNet ChangeStart RankEnd Rank
Start → 5K----#17563
5K → 10K143609-466#17563#18029
10K → 15K45629-584#18029#18613
15K → 20K101580-1570#18613#20183
20K → Half1771-54#20183#20237
Half → 25K43290-247#20237#20484
25K → 30K49496-447#20484#20931
30K → 20M44149-105#20931#21036
20M → 21M16219-203#21036#21239
21M → 35K3524+11#21239#21228
35K → 23M6286-24#21228#21252
23M → 24M3076-46#21252#21298
24M → 40K2080-60#21298#21358
40K → 25.2M974-65#21358#21423
25.2M → Finish2096-76#21423#21499
TOTALS5434479-3936
📊

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