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BOSTON MARATHON 2023

Brooke Winfield

Bib: 15670•F

NY

0:00
0:00
/ mi
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Overall
#0 / 26622
Gender (Female)
#0 / 11423
Top 35%
Division (F18-39)
#0 / 4884
Race Day Weather
49°/39°F
light intensity drizzle

⏱️ Race Timeline

Start
0:00:00
Race begins
5K· 3.11 mi
23:14
Rank: #9463
Start → 5K
23:14 | 7:29/mi
10K· 6.21 mi
45:58
Rank: #9172 (+291)
5K → 10K
22:44 | 7:19/mi
15K· 9.32 mi
1:09:21
Rank: #9540 (-368)
10K → 15K
23:23 | 7:32/mi
20K· 12.43 mi
1:37:16
Rank: #12644 (-3104)
15K → 20K
27:55 | 8:59/mi
Half· 13.11 mi
1:42:54
Rank: #12860 (-216)
20K → Half
5:38 | 8:15/mi
25K· 15.53 mi
2:04:01
Rank: #13740 (-880)
Half → 25K
21:07 | 8:43/mi
30K· 18.64 mi
2:29:37
Rank: #13484 (+256)
25K → 30K
25:36 | 8:14/mi
20M
2:41:10
Rank: #13489 (-5)
30K → 20M
11:33 | 8:30/mi
21M
2:50:57
Rank: #13763 (-274)
20M → 21M
9:47 | 9:47/mi
35K· 21.75 mi
2:56:53
Rank: #13671 (+92)
21M → 35K
5:56 | 7:56/mi
23M
3:07:31
Rank: #13611 (+60)
35K → 23M
10:38 | 8:30/mi
24M
3:16:04
Rank: #13656 (-45)
23M → 24M
8:33 | 8:33/mi
40K· 24.85 mi
3:23:36
Rank: #13703 (-47)
24M → 40K
7:32 | 8:49/mi
25.2M
3:26:35
Rank: #13632 (+71)
40K → 25.2M
2:59 | 8:39/mi
Finish· 26.22 mi
3:34:39
Rank: #13539 (+93)
25.2M → Finish
8:04 | 7:55/mi

The Course

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Half Splits

1st Half· via HalfFaster
Distance13.11 mi
Time1:42:54
Pace7:51 /mi
2nd Half
Distance13.11 mi
Time1:51:45
Pace8:31 /mi
📊Positive Split: 8.6% slower second half

Checkpoint Splits

CheckpointDistanceTime of DayTimeAvg PaceSegment TimeSegment PaceDiff
5K
3.11 mi10:53:1123:147:2923:14
7:29
-
10K
6.21 mi11:15:5545:587:2422:44
7:19
-0:10
15K
9.32 mi11:39:181:09:217:2623:23
7:32
+0:13
20K
12.43 mi12:07:131:37:167:5027:55
8:59
+1:27
Half
13.11 mi12:12:511:42:547:515:38
8:15
-0:44
25K
15.53 mi12:33:582:04:017:5921:07
8:43
+0:28
30K
18.64 mi12:59:342:29:378:0225:36
8:14
-0:29
20M
20.00 mi13:11:072:41:108:0311:33
8:30
+0:16
21M
21.00 mi13:20:542:50:578:089:47
9:47
+1:17
35K
21.75 mi13:26:502:56:538:085:56
7:56
-1:51
23M
23.00 mi13:37:283:07:318:0910:38
8:30
+0:34
24M
24.00 mi13:46:013:16:048:108:33
8:33
+0:03
40K
24.85 mi13:53:333:23:368:117:32
8:49
+0:16
25.2M
25.20 mi13:56:323:26:358:122:59
8:39
-0:10
Finish
26.22 mi14:04:363:34:398:128:04
7:55
-0:44

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

7:19 /mi

Average Pace

8:12 /mi

Slowest Pace

9:47 /mi

Loading chart...
Fastest
Middle
Slowest
Average

📊Segments

Segment Time Comparison

Time at Faster Pace

1:23:21

39% of race

Time at Steady Pace

1:26:04

40% of race

Time at Slower Pace

45:14

21% of race

Average Pace: 8:11 /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 mi10:53:1123:147:2923:14
7:29
#9463
10K
6.21 mi11:15:5545:587:2422:44
7:19
#9172
15K
9.32 mi11:39:181:09:217:2623:23
7:32
#9540
20K
12.43 mi12:07:131:37:167:5027:55
8:59
#12644
Half
13.11 mi12:12:511:42:547:515:38
8:15
#12860
25K
15.53 mi12:33:582:04:017:5921:07
8:43
#13740
30K
18.64 mi12:59:342:29:378:0225:36
8:14
#13484
20M
20.00 mi13:11:072:41:108:0311:33
8:30
#13489
21M
21.00 mi13:20:542:50:578:089:47
9:47
#13763
35K
21.75 mi13:26:502:56:538:085:56
7:56
#13671
23M
23.00 mi13:37:283:07:318:0910:38
8:30
#13611
24M
24.00 mi13:46:013:16:048:108:33
8:33
#13656
40K
24.85 mi13:53:333:23:368:117:32
8:49
#13703
25.2M
25.20 mi13:56:323:26:358:122:59
8:39
#13632
Finish
26.22 mi14:04:363:34:398:128:04
7:55
#13539
Faster pace
Steady pace
Slower pace

Checkpoint and Segment Rankings

CheckpointDistanceSeg. DistOverallFemalesF18-39Seg. OverallSeg. FemalesSeg. F18-39
5K3.11 mi3.11 mi94631608160810407(Top 39%)2034(Top 18%)2034(Top 42%)
10K6.21 mi3.10 mi9172+2911482+1261482+1269006(Top 34%)1416(Top 12%)1416(Top 29%)
15K9.32 mi3.11 mi9540-3681638-1561638-15610407(Top 39%)2034(Top 18%)2034(Top 42%)
20K12.43 mi3.11 mi12644-31043285-16473285-164719623(Top 74%)7448(Top 65%)7448(Top 152%)
Half13.11 mi0.68 mi12860-2163400-1153400-11516198(Top 61%)5399(Top 47%)5399(Top 111%)
25K15.53 mi2.42 mi13740-8803951-5513951-55117424(Top 65%)6235(Top 55%)6235(Top 128%)
30K18.64 mi3.11 mi13484+2563831+1203831+12012627(Top 47%)3543(Top 31%)3543(Top 73%)
20M20.00 mi1.36 mi13489-53851-203851-2013633(Top 51%)4193(Top 37%)4193(Top 86%)
21M21.00 mi1.00 mi13763-2744035-1844035-18417198(Top 65%)6298(Top 55%)6298(Top 129%)
35K21.75 mi0.75 mi13671+923991+443991+4411679(Top 44%)3258(Top 29%)3258(Top 67%)
23M23.00 mi1.25 mi13611+603978+133978+1313187(Top 50%)4172(Top 37%)4172(Top 85%)
24M24.00 mi1.00 mi13656-454037-594037-5914780(Top 56%)5099(Top 45%)5099(Top 104%)
40K24.85 mi0.85 mi13703-474086-494086-4915140(Top 57%)5370(Top 47%)5370(Top 110%)
25.2M25.20 mi0.35 mi13632+714045+414045+4110566(Top 40%)2992(Top 26%)2992(Top 61%)
Finish26.22 mi1.02 mi13539+934010+354010+3511542(Top 43%)3472(Top 30%)3472(Top 71%)

Segment Performance Analysis

10K→15K

0.0 - 3.1 mi

Top 39%
×21stories
+97ft-345ft

Overall

10407

Females

2034

F18-39

2034

5K→10K

3.1 - 6.2 mi

Top 34%
×5stories
+79ft-138ft

Overall

9006

Females

1416

F18-39

1416

10K→15K

6.2 - 9.3 mi

Top 39%
×3stories
+67ft-78ft

Overall

10407

Females

2034

F18-39

2034

15K→20K

9.3 - 12.4 mi

Top 74%
×5stories
+106ft-86ft

Overall

19623

Females

7448

F18-39

7448

20K→Half

12.4 - 13.1 mi

Top 61%
×2stories
+19ft-37ft

Overall

16198

Females

5399

F18-39

5399

Half→25K

13.1 - 15.5 mi

Top 65%
×4stories
+66ft-88ft

Overall

17424

Females

6235

F18-39

6235

25K→30K

15.5 - 18.6 mi

Top 47%
×9stories
+181ft-148ft

Overall

12627

Females

3543

F18-39

3543

30K→20M

18.6 - 20.0 mi

Top 51%
×5stories
+64ft-50ft

Overall

13633

Females

4193

F18-39

4193

20M→21M

20.0 - 21.0 mi

Top 65%
×8stories
+106ft-24ft

Overall

17198

Females

6298

F18-39

6298

21M→35K

21.0 - 21.8 mi

Top 44%
×7stories
+17ft-86ft

Overall

11679

Females

3258

F18-39

3258

35K→23M

21.8 - 23.0 mi

Top 50%
×5stories
+23ft-63ft

Overall

13187

Females

4172

F18-39

4172

23M→24M

23.0 - 24.0 mi

Top 56%
×6stories
+12ft-82ft

Overall

14780

Females

5099

F18-39

5099

24M→40K

24.0 - 24.9 mi

Top 57%
×1story
+6ft-20ft

Overall

15140

Females

5370

F18-39

5370

40K→25.2M

24.9 - 25.2 mi

Top 40%
×1story
+13ft-16ft

Overall

10566

Females

2992

F18-39

2992

25.2M→Finish

25.2 - 26.2 mi

Top 43%
×2stories
+22ft-21ft

Overall

11542

Females

3472

F18-39

3472

Passing Analysis

Category:
Athletes Passed
1496
Passed By
5570
Net Change
-4076
SegmentAthletes PassedPassed ByNet ChangeStart RankEnd Rank
Start → 5K----#9463
5K → 10K448157+291#9463#9172
10K → 15K63431-368#9172#9540
15K → 20K13103-3104#9540#12644
20K → Half5221-216#12644#12860
Half → 25K22902-880#12860#13740
25K → 30K32367+256#13740#13484
30K → 20M8792-5#13484#13489
20M → 21M31305-274#13489#13763
21M → 35K997+92#13763#13671
35K → 23M11858+60#13671#13611
23M → 24M5398-45#13611#13656
24M → 40K4592-47#13656#13703
40K → 25.2M8312+71#13703#13632
25.2M → Finish11825+93#13632#13539
TOTALS14965570-4076
📊

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