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BOSTON MARATHON 2023

Katie Wrenn

Bib: 19569•F

FL

0:00
0:00
/ mi
Masters
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Overall
#0 / 26622
Gender (Female)
#0 / 11423
Top 39%
Masters (Masters Women)
#0 / 6539
Top 26%
Division (F40-44)
#0 / 1878
Top 47%
Race Day Weather
49°/39°F
light intensity drizzle

⏱️ Race Timeline

Start
0:00:00
Race begins
5K· 3.11 mi
26:11
Rank: #17069
Start → 5K
8:26/mi
26:11 split
10K· 6.21 mi
52:27
Rank: #17479 (-410)
5K → 10K
8:27/mi
26:16 split
15K· 9.32 mi
1:18:06
Rank: #17067 (+412)
10K → 15K
8:15/mi
25:39 split
20K· 12.43 mi
1:43:54
Rank: #16704 (+363)
15K → 20K
8:18/mi
25:48 split
Half· 13.11 mi
1:49:25
Rank: #16609 (+95)
20K → Half
8:05/mi
5:31 split
25K· 15.53 mi
2:09:14
Rank: #16168 (+441)
Half → 25K
8:10/mi
19:49 split
30K· 18.64 mi
2:34:51
Rank: #15529 (+639)
25K → 30K
8:15/mi
25:37 split
20M
2:46:17
Rank: #15322 (+207)
30K → 20M
8:25/mi
11:26 split
21M
2:55:05
Rank: #15123 (+199)
20M → 21M
8:48/mi
8:48 split
35K· 21.75 mi
3:00:54
Rank: #14970 (+153)
21M → 35K
7:46/mi
5:49 split
23M
3:11:17
Rank: #14785 (+185)
35K → 23M
8:18/mi
10:23 split
24M
3:19:12
Rank: #14578 (+207)
23M → 24M
7:55/mi
7:55 split
40K· 24.85 mi
3:26:12
Rank: #14452 (+126)
24M → 40K
8:11/mi
7:00 split
25.2M
3:29:15
Rank: #14396 (+56)
40K → 25.2M
8:51/mi
3:03 split
Finish· 26.22 mi
3:37:25
Rank: #14299 (+97)
25.2M → Finish
8:01/mi
8:10 split

The Course

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Half Splits

1st Half· via Half
Distance13.11 mi
Time1:49:25
Pace8:21 /mi
2nd Half✓ Faster
Distance13.11 mi
Time1:48:00
Pace8:14 /mi
📊Negative Split: 1.3% faster second half

Checkpoint Splits

CheckpointDistanceTime of DayTimeAvg PaceSegment TimeSegment PaceDiff
5K
3.11 mi11:18:0126:118:2626:11
8:26
-
10K
6.21 mi11:44:1752:278:2626:16
8:27
+0:01
15K
9.32 mi12:09:561:18:068:2325:39
8:15
-0:12
20K
12.43 mi12:35:441:43:548:2225:48
8:18
+0:03
Half
13.11 mi12:41:151:49:258:215:31
8:05
-0:13
25K
15.53 mi13:01:042:09:148:1919:49
8:10
+0:05
30K
18.64 mi13:26:412:34:518:1825:37
8:15
+0:05
20M
20.00 mi13:38:072:46:178:1911:26
8:25
+0:10
21M
21.00 mi13:46:552:55:058:208:48
8:48
+0:23
35K
21.75 mi13:52:443:00:548:195:49
7:46
-1:02
23M
23.00 mi14:03:073:11:178:1910:23
8:18
+0:32
24M
24.00 mi14:11:023:19:128:187:55
7:55
-0:23
40K
24.85 mi14:18:023:26:128:187:00
8:11
+0:16
25.2M
25.20 mi14:21:053:29:158:183:03
8:51
+0:40
Finish
26.22 mi14:29:153:37:258:188:10
8:01
-0:50

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

7:46 /mi

Average Pace

8:18 /mi

Slowest Pace

8:51 /mi

Loading chart...
Fastest
Middle
Slowest
Average

📊Segments

Segment Time Comparison

Time at Faster Pace

3:25:34

95% of race

Time at Steady Pace

11:51

5% of race

Time at Slower Pace

0:00

0% of race

Average Pace: 8:18 /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 mi11:18:0126:118:2626:11
8:26
#17069
10K
6.21 mi11:44:1752:278:2626:16
8:27
#17479
15K
9.32 mi12:09:561:18:068:2325:39
8:15
#17067
20K
12.43 mi12:35:441:43:548:2225:48
8:18
#16704
Half
13.11 mi12:41:151:49:258:215:31
8:05
#16609
25K
15.53 mi13:01:042:09:148:1919:49
8:10
#16168
30K
18.64 mi13:26:412:34:518:1825:37
8:15
#15529
20M
20.00 mi13:38:072:46:178:1911:26
8:25
#15322
21M
21.00 mi13:46:552:55:058:208:48
8:48
#15123
35K
21.75 mi13:52:443:00:548:195:49
7:46
#14970
23M
23.00 mi14:03:073:11:178:1910:23
8:18
#14785
24M
24.00 mi14:11:023:19:128:187:55
7:55
#14578
40K
24.85 mi14:18:023:26:128:187:00
8:11
#14452
25.2M
25.20 mi14:21:053:29:158:183:03
8:51
#14396
Finish
26.22 mi14:29:153:37:258:188:10
8:01
#14299
Faster pace
Steady pace
Slower pace

Checkpoint and Segment Rankings

CheckpointDistanceSeg. DistOverallFemalesF40-44Seg. OverallSeg. FemalesSeg. F40-44
5K3.11 mi3.11 mi170695972597216255(Top 61%)5440(Top 48%)5440(Top 290%)
10K6.21 mi3.10 mi17479-4106212-2406212-24017959(Top 67%)6448(Top 56%)6448(Top 343%)
15K9.32 mi3.11 mi17067+4125945+2675945+26716255(Top 61%)5440(Top 48%)5440(Top 290%)
20K12.43 mi3.11 mi16704+3635737+2085737+20815632(Top 59%)5112(Top 45%)5112(Top 272%)
Half13.11 mi0.68 mi16609+955688+495688+4915074(Top 57%)4719(Top 41%)4719(Top 251%)
25K15.53 mi2.42 mi16168+4415437+2515437+25114067(Top 53%)4270(Top 37%)4270(Top 227%)
30K18.64 mi3.11 mi15529+6395086+3515086+35112667(Top 48%)3571(Top 31%)3571(Top 190%)
20M20.00 mi1.36 mi15322+2074976+1104976+11013119(Top 49%)3926(Top 34%)3926(Top 209%)
21M21.00 mi1.00 mi15123+1994875+1014875+10112295(Top 46%)3572(Top 31%)3572(Top 190%)
35K21.75 mi0.75 mi14970+1534797+784797+7810567(Top 40%)2667(Top 23%)2667(Top 142%)
23M23.00 mi1.25 mi14785+1854708+894708+8911876(Top 45%)3454(Top 30%)3454(Top 184%)
24M24.00 mi1.00 mi14578+2074598+1104598+11010716(Top 40%)2960(Top 26%)2960(Top 158%)
40K24.85 mi0.85 mi14452+1264547+514547+5111329(Top 43%)3338(Top 29%)3338(Top 178%)
25.2M25.20 mi0.35 mi14396+564525+224525+2211697(Top 44%)3593(Top 31%)3593(Top 191%)
Finish26.22 mi1.02 mi14299+974481+444481+4412267(Top 46%)3851(Top 34%)3851(Top 205%)

Segment Performance Analysis

10K→15K

0.0 - 3.1 mi

Top 61%
×21story building
+97ft-345ft

Overall

16255

Females

5440

F40-44

5440

5K→10K

3.1 - 6.2 mi

Top 67%
×5story building
+79ft-138ft

Overall

17959

Females

6448

F40-44

6448

10K→15K

6.2 - 9.3 mi

Top 61%
×3story building
+67ft-78ft

Overall

16255

Females

5440

F40-44

5440

15K→20K

9.3 - 12.4 mi

Top 59%
×5story building
+106ft-86ft

Overall

15632

Females

5112

F40-44

5112

20K→Half

12.4 - 13.1 mi

Top 57%
×2story building
+19ft-37ft

Overall

15074

Females

4719

F40-44

4719

Half→25K

13.1 - 15.5 mi

Top 53%
×4story building
+66ft-88ft

Overall

14067

Females

4270

F40-44

4270

25K→30K

15.5 - 18.6 mi

Top 48%
×9story building
+181ft-148ft

Overall

12667

Females

3571

F40-44

3571

30K→20M

18.6 - 20.0 mi

Top 49%
×5story building
+64ft-50ft

Overall

13119

Females

3926

F40-44

3926

20M→21M

20.0 - 21.0 mi

Top 46%
×8story building
+106ft-24ft

Overall

12295

Females

3572

F40-44

3572

21M→35K

21.0 - 21.8 mi

Top 40%
×7story building
+17ft-86ft

Overall

10567

Females

2667

F40-44

2667

35K→23M

21.8 - 23.0 mi

Top 45%
×5story building
+23ft-63ft

Overall

11876

Females

3454

F40-44

3454

23M→24M

23.0 - 24.0 mi

Top 40%
×6story building
+12ft-82ft

Overall

10716

Females

2960

F40-44

2960

24M→40K

24.0 - 24.9 mi

Top 43%
×1story
+6ft-20ft

Overall

11329

Females

3338

F40-44

3338

40K→25.2M

24.9 - 25.2 mi

Top 44%
×1story
+13ft-16ft

Overall

11697

Females

3593

F40-44

3593

25.2M→Finish

25.2 - 26.2 mi

Top 46%
×2story building
+22ft-21ft

Overall

12267

Females

3851

F40-44

3851

Passing Analysis

Category:
Athletes Passed
3527
Passed By
757
Net Change
+2770
SegmentAthletes PassedPassed ByNet ChangeStart RankEnd Rank
Start → 5K----#17069
5K → 10K166576-410#17069#17479
10K → 15K46250+412#17479#17067
15K → 20K40037+363#17067#16704
20K → Half1005+95#16704#16609
Half → 25K4498+441#16609#16168
25K → 30K6467+639#16168#15529
30K → 20M2158+207#15529#15322
20M → 21M2078+199#15322#15123
21M → 35K1552+153#15123#14970
35K → 23M19914+185#14970#14785
23M → 24M2092+207#14785#14578
24M → 40K13812+126#14578#14452
40K → 25.2M604+56#14452#14396
25.2M → Finish12124+97#14396#14299
TOTALS3527757+2770
📊

Passing Visuals

Category:
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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