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BOSTON MARATHON 2023

Kimberly Mahoney

Bib: 18153•F

IL

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

⏱️ Race Timeline

Start
0:00:00
Race begins
5K· 3.11 mi
26:43
Rank: #18243
Start → 5K
26:43 | 8:36/mi
10K· 6.21 mi
53:13
Rank: #18297 (-54)
5K → 10K
26:30 | 8:32/mi
15K· 9.32 mi
1:20:03
Rank: #18421 (-124)
10K → 15K
26:50 | 8:38/mi
20K· 12.43 mi
1:47:25
Rank: #18482 (-61)
15K → 20K
27:22 | 8:49/mi
Half· 13.11 mi
1:53:23
Rank: #18511 (-29)
20K → Half
5:58 | 8:45/mi
25K· 15.53 mi
2:14:55
Rank: #18490 (+21)
Half → 25K
21:32 | 8:53/mi
30K· 18.64 mi
2:44:19
Rank: #18674 (-184)
25K → 30K
29:24 | 9:28/mi
20M
2:57:22
Rank: #18726 (-52)
30K → 20M
13:03 | 9:36/mi
21M
3:07:24
Rank: #18664 (+62)
20M → 21M
10:02 | 10:02/mi
35K· 21.75 mi
3:14:01
Rank: #18605 (+59)
21M → 35K
6:37 | 8:51/mi
23M
3:25:28
Rank: #18483 (+122)
35K → 23M
11:27 | 9:09/mi
24M
3:34:15
Rank: #18386 (+97)
23M → 24M
8:47 | 8:47/mi
40K· 24.85 mi
3:42:01
Rank: #18323 (+63)
24M → 40K
7:46 | 9:05/mi
25.2M
3:45:25
Rank: #18291 (+32)
40K → 25.2M
3:24 | 9:52/mi
Finish· 26.22 mi
3:55:07
Rank: #18396 (-105)
25.2M → Finish
9:42 | 9:31/mi

The Course

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Half Splits

1st Half· via HalfFaster
Distance13.11 mi
Time1:53:23
Pace8:39 /mi
2nd Half
Distance13.11 mi
Time2:01:44
Pace9:17 /mi
📊Positive Split: 7.4% slower second half

Checkpoint Splits

CheckpointDistanceTime of DayTimeAvg PaceSegment TimeSegment PaceDiff
5K
3.11 mi11:17:5126:438:3626:43
8:36
-
10K
6.21 mi11:44:2153:138:3426:30
8:32
-0:04
15K
9.32 mi12:11:111:20:038:3526:50
8:38
+0:06
20K
12.43 mi12:38:331:47:258:3927:22
8:49
+0:11
Half
13.11 mi12:44:311:53:238:395:58
8:45
-0:04
25K
15.53 mi13:06:032:14:558:4121:32
8:53
+0:08
30K
18.64 mi13:35:272:44:198:4929:24
9:28
+0:35
20M
20.00 mi13:48:302:57:228:5213:03
9:36
+0:08
21M
21.00 mi13:58:323:07:248:5510:02
10:02
+0:26
35K
21.75 mi14:05:093:14:018:556:37
8:51
-1:11
23M
23.00 mi14:16:363:25:288:5611:27
9:09
+0:18
24M
24.00 mi14:25:233:34:158:568:47
8:47
-0:22
40K
24.85 mi14:33:093:42:018:567:46
9:05
+0:18
25.2M
25.20 mi14:36:333:45:258:573:24
9:52
+0:47
Finish
26.22 mi14:46:153:55:078:589:42
9:31
-0:21

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

8:32 /mi

Average Pace

8:58 /mi

Slowest Pace

10:02 /mi

Loading chart...
Fastest
Middle
Slowest
Average

📊Segments

Segment Time Comparison

Time at Faster Pace

2:49:32

72% of race

Time at Steady Pace

1:05:35

28% of race

Time at Slower Pace

0:00

0% of race

Average Pace: 8:58 /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 mi11:17:5126:438:3626:43
8:36
#18243
10K
6.21 mi11:44:2153:138:3426:30
8:32
#18297
15K
9.32 mi12:11:111:20:038:3526:50
8:38
#18421
20K
12.43 mi12:38:331:47:258:3927:22
8:49
#18482
Half
13.11 mi12:44:311:53:238:395:58
8:45
#18511
25K
15.53 mi13:06:032:14:558:4121:32
8:53
#18490
30K
18.64 mi13:35:272:44:198:4929:24
9:28
#18674
20M
20.00 mi13:48:302:57:228:5213:03
9:36
#18726
21M
21.00 mi13:58:323:07:248:5510:02
10:02
#18664
35K
21.75 mi14:05:093:14:018:556:37
8:51
#18605
23M
23.00 mi14:16:363:25:288:5611:27
9:09
#18483
24M
24.00 mi14:25:233:34:158:568:47
8:47
#18386
40K
24.85 mi14:33:093:42:018:567:46
9:05
#18323
25.2M
25.20 mi14:36:333:45:258:573:24
9:52
#18291
Finish
26.22 mi14:46:153:55:078:589:42
9:31
#18396
Faster pace
Steady pace
Slower pace

Checkpoint and Segment Rankings

CheckpointDistanceSeg. DistOverallFemalesF40-44Seg. OverallSeg. FemalesSeg. F40-44
5K3.11 mi3.11 mi182436707670718669(Top 70%)6902(Top 60%)6902(Top 368%)
10K6.21 mi3.10 mi18297-546695+126695+1218437(Top 69%)6732(Top 59%)6732(Top 358%)
15K9.32 mi3.11 mi18421-1246759-646759-6418669(Top 70%)6902(Top 60%)6902(Top 368%)
20K12.43 mi3.11 mi18482-616791-326791-3218745(Top 70%)6936(Top 61%)6936(Top 369%)
Half13.11 mi0.68 mi18511-296807-166807-1619214(Top 72%)7205(Top 63%)7205(Top 384%)
25K15.53 mi2.42 mi18490+216824-176824-1718372(Top 69%)6767(Top 59%)6767(Top 360%)
30K18.64 mi3.11 mi18674-1846958-1346958-13419289(Top 72%)7351(Top 64%)7351(Top 391%)
20M20.00 mi1.36 mi18726-526998-406998-4019245(Top 72%)7423(Top 65%)7423(Top 395%)
21M21.00 mi1.00 mi18664+626964+346964+3418161(Top 68%)6854(Top 60%)6854(Top 365%)
35K21.75 mi0.75 mi18605+596935+296935+2917219(Top 65%)6404(Top 56%)6404(Top 341%)
23M23.00 mi1.25 mi18483+1226890+456890+4516796(Top 63%)6188(Top 54%)6188(Top 329%)
24M24.00 mi1.00 mi18386+976848+426848+4216141(Top 61%)5891(Top 52%)5891(Top 314%)
40K24.85 mi0.85 mi18323+636828+206828+2016599(Top 62%)6189(Top 54%)6189(Top 330%)
25.2M25.20 mi0.35 mi18291+326815+136815+1316873(Top 63%)6364(Top 56%)6364(Top 339%)
Finish26.22 mi1.02 mi18396-1056881-666881-6620202(Top 76%)8119(Top 71%)8119(Top 432%)

Segment Performance Analysis

10K→15K

0.0 - 3.1 mi

Top 70%
×21stories
+97ft-345ft

Overall

18669

Females

6902

F40-44

6902

5K→10K

3.1 - 6.2 mi

Top 69%
×5stories
+79ft-138ft

Overall

18437

Females

6732

F40-44

6732

10K→15K

6.2 - 9.3 mi

Top 70%
×3stories
+67ft-78ft

Overall

18669

Females

6902

F40-44

6902

15K→20K

9.3 - 12.4 mi

Top 70%
×5stories
+106ft-86ft

Overall

18745

Females

6936

F40-44

6936

20K→Half

12.4 - 13.1 mi

Top 72%
×2stories
+19ft-37ft

Overall

19214

Females

7205

F40-44

7205

Half→25K

13.1 - 15.5 mi

Top 69%
×4stories
+66ft-88ft

Overall

18372

Females

6767

F40-44

6767

25K→30K

15.5 - 18.6 mi

Top 72%
×9stories
+181ft-148ft

Overall

19289

Females

7351

F40-44

7351

30K→20M

18.6 - 20.0 mi

Top 72%
×5stories
+64ft-50ft

Overall

19245

Females

7423

F40-44

7423

20M→21M

20.0 - 21.0 mi

Top 68%
×8stories
+106ft-24ft

Overall

18161

Females

6854

F40-44

6854

21M→35K

21.0 - 21.8 mi

Top 65%
×7stories
+17ft-86ft

Overall

17219

Females

6404

F40-44

6404

35K→23M

21.8 - 23.0 mi

Top 63%
×5stories
+23ft-63ft

Overall

16796

Females

6188

F40-44

6188

23M→24M

23.0 - 24.0 mi

Top 61%
×6stories
+12ft-82ft

Overall

16141

Females

5891

F40-44

5891

24M→40K

24.0 - 24.9 mi

Top 62%
×1story
+6ft-20ft

Overall

16599

Females

6189

F40-44

6189

40K→25.2M

24.9 - 25.2 mi

Top 63%
×1story
+13ft-16ft

Overall

16873

Females

6364

F40-44

6364

25.2M→Finish

25.2 - 26.2 mi

Top 76%
×2stories
+22ft-21ft

Overall

20202

Females

8119

F40-44

8119

Passing Analysis

Category:
Athletes Passed
1503
Passed By
1656
Net Change
-153
SegmentAthletes PassedPassed ByNet ChangeStart RankEnd Rank
Start → 5K----#18243
5K → 10K282336-54#18243#18297
10K → 15K134258-124#18297#18421
15K → 20K137198-61#18421#18482
20K → Half1847-29#18482#18511
Half → 25K148127+21#18511#18490
25K → 30K117301-184#18490#18674
30K → 20M72124-52#18674#18726
20M → 21M12159+62#18726#18664
21M → 35K7718+59#18664#18605
35K → 23M14321+122#18605#18483
23M → 24M11316+97#18483#18386
24M → 40K7916+63#18386#18323
40K → 25.2M419+32#18323#18291
25.2M → Finish21126-105#18291#18396
TOTALS15031656-153
📊

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