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BOSTON MARATHON 2023

Kristy Malley

Bib: 9344•F

NJ

0:00
0:00
/ mi
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Overall
#0 / 26622
Top 17%
Gender (Female)
#0 / 11423
Top 3%
Division (F18-39)
#0 / 4884
Top 5%
Race Day Weather
49°/39°F
light intensity drizzle

⏱️ Race Timeline

Start
0:00:00
Race begins
5K· 3.11 mi
21:53
Rank: #6525
Start → 5K
21:53 | 7:03/mi
10K· 6.21 mi
43:02
Rank: #6021 (+504)
5K → 10K
21:09 | 6:48/mi
15K· 9.32 mi
1:04:23
Rank: #5904 (+117)
10K → 15K
21:21 | 6:52/mi
20K· 12.43 mi
1:25:45
Rank: #5714 (+190)
15K → 20K
21:22 | 6:53/mi
Half· 13.11 mi
1:30:25
Rank: #5705 (+9)
20K → Half
4:40 | 6:50/mi
25K· 15.53 mi
1:47:04
Rank: #5534 (+171)
Half → 25K
16:39 | 6:52/mi
30K· 18.64 mi
2:08:48
Rank: #5252 (+282)
25K → 30K
21:44 | 7:00/mi
20M
2:18:19
Rank: #5117 (+135)
30K → 20M
9:31 | 7:00/mi
21M
2:25:29
Rank: #4940 (+177)
20M → 21M
7:10 | 7:10/mi
35K· 21.75 mi
2:30:40
Rank: #4925 (+15)
21M → 35K
5:11 | 6:56/mi
23M
2:39:24
Rank: #4790 (+135)
35K → 23M
8:44 | 6:59/mi
24M
2:46:14
Rank: #4719 (+71)
23M → 24M
6:50 | 6:50/mi
40K· 24.85 mi
2:52:08
Rank: #4641 (+78)
24M → 40K
5:54 | 6:54/mi
25.2M
2:54:39
Rank: #4595 (+46)
40K → 25.2M
2:31 | 7:18/mi
Finish· 26.22 mi
3:01:30
Rank: #4519 (+76)
25.2M → Finish
6:51 | 6:43/mi

The Course

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Half Splits

1st Half· via Half⚖️ Balanced
Distance13.11 mi
Time1:30:25
Pace6:54 /mi
2nd Half⚖️ Balanced
Distance13.11 mi
Time1:31:05
Pace6:57 /mi
📊Even Split: Consistent pacing between halves

Checkpoint Splits

CheckpointDistanceTime of DayTimeAvg PaceSegment TimeSegment PaceDiff
5K
3.11 mi10:47:3521:537:0321:53
7:03
-
10K
6.21 mi11:08:4443:026:5621:09
6:48
-0:15
15K
9.32 mi11:30:051:04:236:5421:21
6:52
+0:04
20K
12.43 mi11:51:271:25:456:5421:22
6:53
+0:01
Half
13.11 mi11:56:071:30:256:544:40
6:50
-0:03
25K
15.53 mi12:12:461:47:046:5416:39
6:52
+0:02
30K
18.64 mi12:34:302:08:486:5521:44
7:00
+0:08
20M
20.00 mi12:44:012:18:196:559:31
7:00
0:00
21M
21.00 mi12:51:112:25:296:567:10
7:10
+0:10
35K
21.75 mi12:56:222:30:406:565:11
6:56
-0:14
23M
23.00 mi13:05:062:39:246:568:44
6:59
+0:03
24M
24.00 mi13:11:562:46:146:566:50
6:50
-0:09
40K
24.85 mi13:17:502:52:086:565:54
6:54
+0:04
25.2M
25.20 mi13:20:212:54:396:562:31
7:18
+0:24
Finish
26.22 mi13:27:123:01:306:566:51
6:43
-0:35

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

6:43 /mi

Average Pace

6:56 /mi

Slowest Pace

7:18 /mi

Loading chart...
Fastest
Middle
Slowest
Average

📊Segments

Segment Time Comparison

Time at Faster Pace

2:51:49

95% of race

Time at Steady Pace

9:41

5% of race

Time at Slower Pace

0:00

0% of race

Average Pace: 6:55 /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 mi10:47:3521:537:0321:53
7:03
#6525
10K
6.21 mi11:08:4443:026:5621:09
6:48
#6021
15K
9.32 mi11:30:051:04:236:5421:21
6:52
#5904
20K
12.43 mi11:51:271:25:456:5421:22
6:53
#5714
Half
13.11 mi11:56:071:30:256:544:40
6:50
#5705
25K
15.53 mi12:12:461:47:046:5416:39
6:52
#5534
30K
18.64 mi12:34:302:08:486:5521:44
7:00
#5252
20M
20.00 mi12:44:012:18:196:559:31
7:00
#5117
21M
21.00 mi12:51:112:25:296:567:10
7:10
#4940
35K
21.75 mi12:56:222:30:406:565:11
6:56
#4925
23M
23.00 mi13:05:062:39:246:568:44
6:59
#4790
24M
24.00 mi13:11:562:46:146:566:50
6:50
#4719
40K
24.85 mi13:17:502:52:086:565:54
6:54
#4641
25.2M
25.20 mi13:20:212:54:396:562:31
7:18
#4595
Finish
26.22 mi13:27:123:01:306:566:51
6:43
#4519
Faster pace
Steady pace
Slower pace

Checkpoint and Segment Rankings

CheckpointDistanceSeg. DistOverallFemalesF18-39Seg. OverallSeg. FemalesSeg. F18-39
5K3.11 mi3.11 mi65256096095760(Top 22%)476(Top 4%)476(Top 10%)
10K6.21 mi3.10 mi6021+504509+100509+1005389(Top 20%)410(Top 4%)410(Top 8%)
15K9.32 mi3.11 mi5904+117494+15494+155760(Top 22%)476(Top 4%)476(Top 10%)
20K12.43 mi3.11 mi5714+190452+42452+425185(Top 19%)386(Top 3%)386(Top 8%)
Half13.11 mi0.68 mi5705+9450+2450+25666(Top 21%)441(Top 4%)441(Top 9%)
25K15.53 mi2.42 mi5534+171426+24426+244737(Top 18%)337(Top 3%)337(Top 7%)
30K18.64 mi3.11 mi5252+282391+35391+354327(Top 16%)303(Top 3%)303(Top 6%)
20M20.00 mi1.36 mi5117+135373+18373+184081(Top 15%)302(Top 3%)302(Top 6%)
21M21.00 mi1.00 mi4940+177354+19354+192959(Top 11%)184(Top 2%)184(Top 4%)
35K21.75 mi0.75 mi4925+15355-1355-14976(Top 19%)491(Top 4%)491(Top 10%)
23M23.00 mi1.25 mi4790+135339+16339+163682(Top 14%)279(Top 2%)279(Top 6%)
24M24.00 mi1.00 mi4719+71331+8331+83874(Top 15%)332(Top 3%)332(Top 7%)
40K24.85 mi0.85 mi4641+78325+6325+63364(Top 13%)287(Top 3%)287(Top 6%)
25.2M25.20 mi0.35 mi4595+46320+5320+53033(Top 11%)262(Top 2%)262(Top 5%)
Finish26.22 mi1.02 mi4519+76317+3317+33668(Top 14%)392(Top 3%)392(Top 8%)

Segment Performance Analysis

10K→15K

0.0 - 3.1 mi

Top 22%
×21stories
+97ft-345ft

Overall

5760

Females

476

F18-39

476

5K→10K

3.1 - 6.2 mi

Top 20%
×5stories
+79ft-138ft

Overall

5389

Females

410

F18-39

410

10K→15K

6.2 - 9.3 mi

Top 22%
×3stories
+67ft-78ft

Overall

5760

Females

476

F18-39

476

15K→20K

9.3 - 12.4 mi

Top 19%
×5stories
+106ft-86ft

Overall

5185

Females

386

F18-39

386

20K→Half

12.4 - 13.1 mi

Top 21%
×2stories
+19ft-37ft

Overall

5666

Females

441

F18-39

441

Half→25K

13.1 - 15.5 mi

Top 18%
×4stories
+66ft-88ft

Overall

4737

Females

337

F18-39

337

25K→30K

15.5 - 18.6 mi

Top 16%
×9stories
+181ft-148ft

Overall

4327

Females

303

F18-39

303

30K→20M

18.6 - 20.0 mi

Top 15%
×5stories
+64ft-50ft

Overall

4081

Females

302

F18-39

302

20M→21M

20.0 - 21.0 mi

Top 11%
×8stories
+106ft-24ft

Overall

2959

Females

184

F18-39

184

21M→35K

21.0 - 21.8 mi

Top 19%
×7stories
+17ft-86ft

Overall

4976

Females

491

F18-39

491

35K→23M

21.8 - 23.0 mi

Top 14%
×5stories
+23ft-63ft

Overall

3682

Females

279

F18-39

279

23M→24M

23.0 - 24.0 mi

Top 15%
×6stories
+12ft-82ft

Overall

3874

Females

332

F18-39

332

24M→40K

24.0 - 24.9 mi

Top 13%
×1story
+6ft-20ft

Overall

3364

Females

287

F18-39

287

40K→25.2M

24.9 - 25.2 mi

Top 11%
×1story
+13ft-16ft

Overall

3033

Females

262

F18-39

262

25.2M→Finish

25.2 - 26.2 mi

Top 14%
×2stories
+22ft-21ft

Overall

3668

Females

392

F18-39

392

Passing Analysis

Category:
Athletes Passed
2279
Passed By
273
Net Change
+2006
SegmentAthletes PassedPassed ByNet ChangeStart RankEnd Rank
Start → 5K----#6525
5K → 10K54339+504#6525#6021
10K → 15K19477+117#6021#5904
15K → 20K21424+190#5904#5714
20K → Half2112+9#5714#5705
Half → 25K18211+171#5705#5534
25K → 30K29816+282#5534#5252
30K → 20M15318+135#5252#5117
20M → 21M1792+177#5117#4940
21M → 35K4126+15#4940#4925
35K → 23M14712+135#4925#4790
23M → 24M8514+71#4790#4719
24M → 40K8810+78#4719#4641
40K → 25.2M482+46#4641#4595
25.2M → Finish8610+76#4595#4519
TOTALS2279273+2006
📊

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