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BOSTON MARATHON 2023

Kerianne Folan

Bib: 31055•F

MA

0:00
0:00
/ mi
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Overall
#0 / 26622
Gender (Female)
#0 / 11423
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
33:29
Rank: #25331
Start → 5K
33:29 | 10:47/mi
10K· 6.21 mi
1:05:21
Rank: #24743 (+588)
5K → 10K
31:52 | 10:15/mi
15K· 9.32 mi
1:35:47
Rank: #24167 (+576)
10K → 15K
30:26 | 9:48/mi
20K· 12.43 mi
2:06:25
Rank: #23769 (+398)
15K → 20K
30:38 | 9:52/mi
Half· 13.11 mi
2:12:52
Rank: #23688 (+81)
20K → Half
6:27 | 9:27/mi
25K· 15.53 mi
2:37:16
Rank: #23462 (+226)
Half → 25K
24:24 | 10:04/mi
30K· 18.64 mi
3:08:29
Rank: #23072 (+390)
25K → 30K
31:13 | 10:03/mi
20M
3:22:07
Rank: #22874 (+198)
30K → 20M
13:38 | 10:02/mi
21M
3:32:18
Rank: #22690 (+184)
20M → 21M
10:11 | 10:11/mi
35K· 21.75 mi
3:39:35
Rank: #22601 (+89)
21M → 35K
7:17 | 9:44/mi
23M
3:52:06
Rank: #22469 (+132)
35K → 23M
12:31 | 10:00/mi
24M
4:02:31
Rank: #22438 (+31)
23M → 24M
10:25 | 10:25/mi
40K· 24.85 mi
4:11:26
Rank: #22384 (+54)
24M → 40K
8:55 | 10:26/mi
25.2M
4:15:09
Rank: #22351 (+33)
40K → 25.2M
3:43 | 10:47/mi
Finish· 26.22 mi
4:24:12
Rank: #22238 (+113)
25.2M → Finish
9:03 | 8:53/mi

The Course

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Half Splits

1st Half· via Half
Distance13.11 mi
Time2:12:52
Pace10:08 /mi
2nd Half✓ Faster
Distance13.11 mi
Time2:11:20
Pace10:01 /mi
📊Negative Split: 1.2% faster second half

Checkpoint Splits

CheckpointDistanceTime of DayTimeAvg PaceSegment TimeSegment PaceDiff
5K
3.11 mi11:53:3633:2910:4733:29
10:47
-
10K
6.21 mi12:25:281:05:2110:3131:52
10:15
-0:32
15K
9.32 mi12:55:541:35:4710:1730:26
9:48
-0:27
20K
12.43 mi13:26:322:06:2510:1030:38
9:52
+0:04
Half
13.11 mi13:32:592:12:5210:086:27
9:27
-0:25
25K
15.53 mi13:57:232:37:1610:0724:24
10:04
+0:37
30K
18.64 mi14:28:363:08:2910:0731:13
10:03
-0:01
20M
20.00 mi14:42:143:22:0710:0613:38
10:02
-0:01
21M
21.00 mi14:52:253:32:1810:0710:11
10:11
+0:09
35K
21.75 mi14:59:423:39:3510:067:17
9:44
-0:27
23M
23.00 mi15:12:133:52:0610:0512:31
10:00
+0:16
24M
24.00 mi15:22:384:02:3110:0610:25
10:25
+0:25
40K
24.85 mi15:31:334:11:2610:078:55
10:26
+0:01
25.2M
25.20 mi15:35:164:15:0910:083:43
10:47
+0:21
Finish
26.22 mi15:44:194:24:1210:059:03
8:53
-1:54

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

8:53 /mi

Average Pace

10:05 /mi

Slowest Pace

10:47 /mi

Loading chart...
Fastest
Middle
Slowest
Average

📊Segments

Segment Time Comparison

Time at Faster Pace

53:13

20% of race

Time at Steady Pace

2:34:27

58% of race

Time at Slower Pace

56:32

21% of race

Average Pace: 10:05 /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 mi11:53:3633:2910:4733:29
10:47
#25331
10K
6.21 mi12:25:281:05:2110:3131:52
10:15
#24743
15K
9.32 mi12:55:541:35:4710:1730:26
9:48
#24167
20K
12.43 mi13:26:322:06:2510:1030:38
9:52
#23769
Half
13.11 mi13:32:592:12:5210:086:27
9:27
#23688
25K
15.53 mi13:57:232:37:1610:0724:24
10:04
#23462
30K
18.64 mi14:28:363:08:2910:0731:13
10:03
#23072
20M
20.00 mi14:42:143:22:0710:0613:38
10:02
#22874
21M
21.00 mi14:52:253:32:1810:0710:11
10:11
#22690
35K
21.75 mi14:59:423:39:3510:067:17
9:44
#22601
23M
23.00 mi15:12:133:52:0610:0512:31
10:00
#22469
24M
24.00 mi15:22:384:02:3110:0610:25
10:25
#22438
40K
24.85 mi15:31:334:11:2610:078:55
10:26
#22384
25.2M
25.20 mi15:35:164:15:0910:083:43
10:47
#22351
Finish
26.22 mi15:44:194:24:1210:059:03
8:53
#22238
Faster pace
Steady pace
Slower pace

Checkpoint and Segment Rankings

CheckpointDistanceSeg. DistOverallFemalesF18-39Seg. OverallSeg. FemalesSeg. F18-39
5K3.11 mi3.11 mi25331106291062923037(Top 87%)9365(Top 82%)9365(Top 192%)
10K6.21 mi3.10 mi24743+58810291+33810291+33824231(Top 91%)10016(Top 88%)10016(Top 205%)
15K9.32 mi3.11 mi24167+5769983+3089983+30823037(Top 87%)9365(Top 82%)9365(Top 192%)
20K12.43 mi3.11 mi23769+3989761+2229761+22222549(Top 85%)9109(Top 80%)9109(Top 187%)
Half13.11 mi0.68 mi23688+819717+449717+4422006(Top 83%)8792(Top 77%)8792(Top 180%)
25K15.53 mi2.42 mi23462+2269600+1179600+11722363(Top 84%)9040(Top 79%)9040(Top 185%)
30K18.64 mi3.11 mi23072+3909424+1769424+17621160(Top 79%)8439(Top 74%)8439(Top 173%)
20M20.00 mi1.36 mi22874+1989332+929332+9220578(Top 77%)8178(Top 72%)8178(Top 167%)
21M21.00 mi1.00 mi22690+1849244+889244+8818682(Top 70%)7161(Top 63%)7161(Top 147%)
35K21.75 mi0.75 mi22601+899207+379207+3720595(Top 77%)8276(Top 72%)8276(Top 169%)
23M23.00 mi1.25 mi22469+1329136+719136+7120000(Top 75%)7961(Top 70%)7961(Top 163%)
24M24.00 mi1.00 mi22438+319128+89128+821855(Top 82%)9026(Top 79%)9026(Top 185%)
40K24.85 mi0.85 mi22384+549106+229106+2221061(Top 79%)8650(Top 76%)8650(Top 177%)
25.2M25.20 mi0.35 mi22351+339088+189088+1819965(Top 75%)8054(Top 71%)8054(Top 165%)
Finish26.22 mi1.02 mi22238+1139028+609028+6017455(Top 66%)6629(Top 58%)6629(Top 136%)

Segment Performance Analysis

10K→15K

0.0 - 3.1 mi

Top 87%
×21stories
+97ft-345ft

Overall

23037

Females

9365

F18-39

9365

5K→10K

3.1 - 6.2 mi

Top 91%
×5stories
+79ft-138ft

Overall

24231

Females

10016

F18-39

10016

10K→15K

6.2 - 9.3 mi

Top 87%
×3stories
+67ft-78ft

Overall

23037

Females

9365

F18-39

9365

15K→20K

9.3 - 12.4 mi

Top 85%
×5stories
+106ft-86ft

Overall

22549

Females

9109

F18-39

9109

20K→Half

12.4 - 13.1 mi

Top 83%
×2stories
+19ft-37ft

Overall

22006

Females

8792

F18-39

8792

Half→25K

13.1 - 15.5 mi

Top 84%
×4stories
+66ft-88ft

Overall

22363

Females

9040

F18-39

9040

25K→30K

15.5 - 18.6 mi

Top 79%
×9stories
+181ft-148ft

Overall

21160

Females

8439

F18-39

8439

30K→20M

18.6 - 20.0 mi

Top 77%
×5stories
+64ft-50ft

Overall

20578

Females

8178

F18-39

8178

20M→21M

20.0 - 21.0 mi

Top 70%
×8stories
+106ft-24ft

Overall

18682

Females

7161

F18-39

7161

21M→35K

21.0 - 21.8 mi

Top 77%
×7stories
+17ft-86ft

Overall

20595

Females

8276

F18-39

8276

35K→23M

21.8 - 23.0 mi

Top 75%
×5stories
+23ft-63ft

Overall

20000

Females

7961

F18-39

7961

23M→24M

23.0 - 24.0 mi

Top 82%
×6stories
+12ft-82ft

Overall

21855

Females

9026

F18-39

9026

24M→40K

24.0 - 24.9 mi

Top 79%
×1story
+6ft-20ft

Overall

21061

Females

8650

F18-39

8650

40K→25.2M

24.9 - 25.2 mi

Top 75%
×1story
+13ft-16ft

Overall

19965

Females

8054

F18-39

8054

25.2M→Finish

25.2 - 26.2 mi

Top 66%
×2stories
+22ft-21ft

Overall

17455

Females

6629

F18-39

6629

Passing Analysis

Category:
Athletes Passed
3193
Passed By
100
Net Change
+3093
SegmentAthletes PassedPassed ByNet ChangeStart RankEnd Rank
Start → 5K----#25331
5K → 10K61527+588#25331#24743
10K → 15K5826+576#24743#24167
15K → 20K4035+398#24167#23769
20K → Half810+81#23769#23688
Half → 25K23913+226#23688#23462
25K → 30K3944+390#23462#23072
30K → 20M2035+198#23072#22874
20M → 21M1851+184#22874#22690
21M → 35K923+89#22690#22601
35K → 23M1386+132#22601#22469
23M → 24M4716+31#22469#22438
24M → 40K639+54#22438#22384
40K → 25.2M374+33#22384#22351
25.2M → Finish1141+113#22351#22238
TOTALS3193100+3093
📊

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